On Tue, Oct 25, 2016 at 01:00:45PM +0100, Chris Wilson wrote: > I plan to usurp the short name of struct fence for a core kernel struct, > and so I need to rename the specialised fence/timeline for DMA > operations to make room. > > A consensus was reached in > https://lists.freedesktop.org/archives/dri-devel/2016-July/113083.html > that making clear this fence applies to DMA operations was a good thing. > Since then the patch has grown a bit as usage increases, so hopefully it > remains a good thing! > > (v2...: rebase, rerun spatch) > v3: Compile on msm, spotted a manual fixup that I broke. > v4: Try again for msm, sorry Daniel Fourth times's the charm it seems. Applied to drm-misc, thanks. -Daniel > > coccinelle script: > @@ > > @@ > - struct fence > + struct dma_fence > @@ > > @@ > - struct fence_ops > + struct dma_fence_ops > @@ > > @@ > - struct fence_cb > + struct dma_fence_cb > @@ > > @@ > - struct fence_array > + struct dma_fence_array > @@ > > @@ > - enum fence_flag_bits > + enum dma_fence_flag_bits > @@ > > @@ > ( > - fence_init > + dma_fence_init > | > - fence_release > + dma_fence_release > | > - fence_free > + dma_fence_free > | > - fence_get > + dma_fence_get > | > - fence_get_rcu > + dma_fence_get_rcu > | > - fence_put > + dma_fence_put > | > - fence_signal > + dma_fence_signal > | > - fence_signal_locked > + dma_fence_signal_locked > | > - fence_default_wait > + dma_fence_default_wait > | > - fence_add_callback > + dma_fence_add_callback > | > - fence_remove_callback > + dma_fence_remove_callback > | > - fence_enable_sw_signaling > + dma_fence_enable_sw_signaling > | > - fence_is_signaled_locked > + dma_fence_is_signaled_locked > | > - fence_is_signaled > + dma_fence_is_signaled > | > - fence_is_later > + dma_fence_is_later > | > - fence_later > + dma_fence_later > | > - fence_wait_timeout > + dma_fence_wait_timeout > | > - fence_wait_any_timeout > + dma_fence_wait_any_timeout > | > - fence_wait > + dma_fence_wait > | > - fence_context_alloc > + dma_fence_context_alloc > | > - fence_array_create > + dma_fence_array_create > | > - to_fence_array > + to_dma_fence_array > | > - fence_is_array > + dma_fence_is_array > | > - trace_fence_emit > + trace_dma_fence_emit > | > - FENCE_TRACE > + DMA_FENCE_TRACE > | > - FENCE_WARN > + DMA_FENCE_WARN > | > - FENCE_ERR > + DMA_FENCE_ERR > ) > ( > ... > ) > > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Reviewed-by: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx> > Acked-by: Sumit Semwal <sumit.semwal@xxxxxxxxxx> > Acked-by: Christian König <christian.koenig@xxxxxxx> > --- > Documentation/sync_file.txt | 14 +- > drivers/base/Kconfig | 6 +- > drivers/dma-buf/Kconfig | 2 +- > drivers/dma-buf/Makefile | 2 +- > drivers/dma-buf/dma-buf.c | 28 +-- > .../dma-buf/{fence-array.c => dma-fence-array.c} | 91 ++++---- > drivers/dma-buf/{fence.c => dma-fence.c} | 199 ++++++++--------- > drivers/dma-buf/reservation.c | 94 ++++---- > drivers/dma-buf/seqno-fence.c | 18 +- > drivers/dma-buf/sw_sync.c | 48 ++--- > drivers/dma-buf/sync_debug.c | 13 +- > drivers/dma-buf/sync_debug.h | 9 +- > drivers/dma-buf/sync_file.c | 63 +++--- > drivers/gpu/drm/amd/amdgpu/amdgpu.h | 54 ++--- > drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | 8 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 16 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 22 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 14 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 16 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 58 ++--- > drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 6 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 22 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 14 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 8 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c | 24 +-- > drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 48 +++-- > drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 12 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h | 4 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 10 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 4 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 26 +-- > drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h | 4 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 26 +-- > drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h | 4 +- > drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 79 +++---- > drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 6 +- > drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 6 +- > drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 6 +- > drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 12 +- > drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 6 +- > drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 6 +- > drivers/gpu/drm/amd/amdgpu/si_dma.c | 6 +- > drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h | 4 +- > drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 67 +++--- > drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 26 +-- > drivers/gpu/drm/amd/scheduler/sched_fence.c | 48 +++-- > drivers/gpu/drm/drm_atomic.c | 2 +- > drivers/gpu/drm/drm_atomic_helper.c | 8 +- > drivers/gpu/drm/drm_fops.c | 6 +- > drivers/gpu/drm/etnaviv/etnaviv_gem.c | 6 +- > drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 46 ++-- > drivers/gpu/drm/etnaviv/etnaviv_gpu.h | 4 +- > drivers/gpu/drm/i915/i915_gem_request.c | 32 +-- > drivers/gpu/drm/i915/i915_gem_request.h | 18 +- > drivers/gpu/drm/i915/i915_sw_fence.c | 41 ++-- > drivers/gpu/drm/i915/i915_sw_fence.h | 8 +- > drivers/gpu/drm/i915/i915_trace.h | 2 +- > drivers/gpu/drm/i915/intel_breadcrumbs.c | 4 +- > drivers/gpu/drm/i915/intel_engine_cs.c | 2 +- > drivers/gpu/drm/msm/msm_drv.h | 2 +- > drivers/gpu/drm/msm/msm_fence.c | 28 +-- > drivers/gpu/drm/msm/msm_fence.h | 2 +- > drivers/gpu/drm/msm/msm_gem.c | 14 +- > drivers/gpu/drm/msm/msm_gem.h | 2 +- > drivers/gpu/drm/msm/msm_gem_submit.c | 8 +- > drivers/gpu/drm/msm/msm_gpu.c | 2 +- > drivers/gpu/drm/nouveau/nouveau_bo.c | 6 +- > drivers/gpu/drm/nouveau/nouveau_fence.c | 80 +++---- > drivers/gpu/drm/nouveau/nouveau_fence.h | 6 +- > drivers/gpu/drm/nouveau/nouveau_gem.c | 2 +- > drivers/gpu/drm/nouveau/nv04_fence.c | 2 +- > drivers/gpu/drm/nouveau/nv10_fence.c | 2 +- > drivers/gpu/drm/nouveau/nv17_fence.c | 2 +- > drivers/gpu/drm/nouveau/nv50_fence.c | 2 +- > drivers/gpu/drm/nouveau/nv84_fence.c | 2 +- > drivers/gpu/drm/qxl/qxl_drv.h | 4 +- > drivers/gpu/drm/qxl/qxl_release.c | 35 +-- > drivers/gpu/drm/radeon/radeon.h | 10 +- > drivers/gpu/drm/radeon/radeon_device.c | 2 +- > drivers/gpu/drm/radeon/radeon_display.c | 8 +- > drivers/gpu/drm/radeon/radeon_fence.c | 56 ++--- > drivers/gpu/drm/radeon/radeon_sync.c | 6 +- > drivers/gpu/drm/radeon/radeon_uvd.c | 2 +- > drivers/gpu/drm/ttm/ttm_bo.c | 24 +-- > drivers/gpu/drm/ttm/ttm_bo_util.c | 22 +- > drivers/gpu/drm/ttm/ttm_bo_vm.c | 8 +- > drivers/gpu/drm/ttm/ttm_execbuf_util.c | 3 +- > drivers/gpu/drm/vgem/vgem_fence.c | 53 ++--- > drivers/gpu/drm/virtio/virtgpu_drv.h | 2 +- > drivers/gpu/drm/virtio/virtgpu_fence.c | 26 +-- > drivers/gpu/drm/virtio/virtgpu_ioctl.c | 12 +- > drivers/gpu/drm/virtio/virtgpu_kms.c | 2 +- > drivers/gpu/drm/virtio/virtgpu_plane.c | 2 +- > drivers/gpu/drm/vmwgfx/vmwgfx_fence.c | 44 ++-- > drivers/gpu/drm/vmwgfx/vmwgfx_fence.h | 8 +- > drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 2 +- > include/drm/drmP.h | 4 +- > include/drm/drm_crtc.h | 2 +- > include/drm/drm_plane.h | 2 +- > include/drm/ttm/ttm_bo_api.h | 2 +- > include/drm/ttm/ttm_bo_driver.h | 6 +- > include/drm/ttm/ttm_execbuf_util.h | 2 +- > include/linux/dma-buf.h | 4 +- > include/linux/dma-fence-array.h | 86 ++++++++ > include/linux/{fence.h => dma-fence.h} | 237 +++++++++++---------- > include/linux/fence-array.h | 84 -------- > include/linux/reservation.h | 28 +-- > include/linux/seqno-fence.h | 20 +- > include/linux/sync_file.h | 14 +- > include/trace/events/{fence.h => dma_fence.h} | 44 ++-- > 110 files changed, 1252 insertions(+), 1214 deletions(-) > rename drivers/dma-buf/{fence-array.c => dma-fence-array.c} (51%) > rename drivers/dma-buf/{fence.c => dma-fence.c} (64%) > create mode 100644 include/linux/dma-fence-array.h > rename include/linux/{fence.h => dma-fence.h} (59%) > delete mode 100644 include/linux/fence-array.h > rename include/trace/events/{fence.h => dma_fence.h} (72%) > > diff --git a/Documentation/sync_file.txt b/Documentation/sync_file.txt > index b63a68531afd..269681a6faec 100644 > --- a/Documentation/sync_file.txt > +++ b/Documentation/sync_file.txt > @@ -6,7 +6,7 @@ > > This document serves as a guide for device drivers writers on what the > sync_file API is, and how drivers can support it. Sync file is the carrier of > -the fences(struct fence) that are needed to synchronize between drivers or > +the fences(struct dma_fence) that are needed to synchronize between drivers or > across process boundaries. > > The sync_file API is meant to be used to send and receive fence information > @@ -32,9 +32,9 @@ in-fences and out-fences > Sync files can go either to or from userspace. When a sync_file is sent from > the driver to userspace we call the fences it contains 'out-fences'. They are > related to a buffer that the driver is processing or is going to process, so > -the driver creates an out-fence to be able to notify, through fence_signal(), > -when it has finished using (or processing) that buffer. Out-fences are fences > -that the driver creates. > +the driver creates an out-fence to be able to notify, through > +dma_fence_signal(), when it has finished using (or processing) that buffer. > +Out-fences are fences that the driver creates. > > On the other hand if the driver receives fence(s) through a sync_file from > userspace we call these fence(s) 'in-fences'. Receiveing in-fences means that > @@ -47,7 +47,7 @@ Creating Sync Files > When a driver needs to send an out-fence userspace it creates a sync_file. > > Interface: > - struct sync_file *sync_file_create(struct fence *fence); > + struct sync_file *sync_file_create(struct dma_fence *fence); > > The caller pass the out-fence and gets back the sync_file. That is just the > first step, next it needs to install an fd on sync_file->file. So it gets an > @@ -72,11 +72,11 @@ of the Sync File to the kernel. The kernel can then retrieve the fences > from it. > > Interface: > - struct fence *sync_file_get_fence(int fd); > + struct dma_fence *sync_file_get_fence(int fd); > > > The returned reference is owned by the caller and must be disposed of > -afterwards using fence_put(). In case of error, a NULL is returned instead. > +afterwards using dma_fence_put(). In case of error, a NULL is returned instead. > > References: > [1] struct sync_file in include/linux/sync_file.h > diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig > index fdf44cac08e6..37bf25c6b4a6 100644 > --- a/drivers/base/Kconfig > +++ b/drivers/base/Kconfig > @@ -248,11 +248,11 @@ config DMA_SHARED_BUFFER > APIs extension; the file's descriptor can then be passed on to other > driver. > > -config FENCE_TRACE > - bool "Enable verbose FENCE_TRACE messages" > +config DMA_FENCE_TRACE > + bool "Enable verbose DMA_FENCE_TRACE messages" > depends on DMA_SHARED_BUFFER > help > - Enable the FENCE_TRACE printks. This will add extra > + Enable the DMA_FENCE_TRACE printks. This will add extra > spam to the console log, but will make it easier to diagnose > lockup related problems for dma-buffers shared across multiple > devices. > diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig > index 2585821b24ab..ed3b785bae37 100644 > --- a/drivers/dma-buf/Kconfig > +++ b/drivers/dma-buf/Kconfig > @@ -7,7 +7,7 @@ config SYNC_FILE > select DMA_SHARED_BUFFER > ---help--- > The Sync File Framework adds explicit syncronization via > - userspace. It enables send/receive 'struct fence' objects to/from > + userspace. It enables send/receive 'struct dma_fence' objects to/from > userspace via Sync File fds for synchronization between drivers via > userspace components. It has been ported from Android. > > diff --git a/drivers/dma-buf/Makefile b/drivers/dma-buf/Makefile > index 210a10bfad2b..c33bf8863147 100644 > --- a/drivers/dma-buf/Makefile > +++ b/drivers/dma-buf/Makefile > @@ -1,3 +1,3 @@ > -obj-y := dma-buf.o fence.o reservation.o seqno-fence.o fence-array.o > +obj-y := dma-buf.o dma-fence.o dma-fence-array.o reservation.o seqno-fence.o > obj-$(CONFIG_SYNC_FILE) += sync_file.o > obj-$(CONFIG_SW_SYNC) += sw_sync.o sync_debug.o > diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c > index cf04d249a6a4..e72e64484131 100644 > --- a/drivers/dma-buf/dma-buf.c > +++ b/drivers/dma-buf/dma-buf.c > @@ -25,7 +25,7 @@ > #include <linux/fs.h> > #include <linux/slab.h> > #include <linux/dma-buf.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <linux/anon_inodes.h> > #include <linux/export.h> > #include <linux/debugfs.h> > @@ -124,7 +124,7 @@ static loff_t dma_buf_llseek(struct file *file, loff_t offset, int whence) > return base + offset; > } > > -static void dma_buf_poll_cb(struct fence *fence, struct fence_cb *cb) > +static void dma_buf_poll_cb(struct dma_fence *fence, struct dma_fence_cb *cb) > { > struct dma_buf_poll_cb_t *dcb = (struct dma_buf_poll_cb_t *)cb; > unsigned long flags; > @@ -140,7 +140,7 @@ static unsigned int dma_buf_poll(struct file *file, poll_table *poll) > struct dma_buf *dmabuf; > struct reservation_object *resv; > struct reservation_object_list *fobj; > - struct fence *fence_excl; > + struct dma_fence *fence_excl; > unsigned long events; > unsigned shared_count, seq; > > @@ -187,20 +187,20 @@ static unsigned int dma_buf_poll(struct file *file, poll_table *poll) > spin_unlock_irq(&dmabuf->poll.lock); > > if (events & pevents) { > - if (!fence_get_rcu(fence_excl)) { > + if (!dma_fence_get_rcu(fence_excl)) { > /* force a recheck */ > events &= ~pevents; > dma_buf_poll_cb(NULL, &dcb->cb); > - } else if (!fence_add_callback(fence_excl, &dcb->cb, > - dma_buf_poll_cb)) { > + } else if (!dma_fence_add_callback(fence_excl, &dcb->cb, > + dma_buf_poll_cb)) { > events &= ~pevents; > - fence_put(fence_excl); > + dma_fence_put(fence_excl); > } else { > /* > * No callback queued, wake up any additional > * waiters. > */ > - fence_put(fence_excl); > + dma_fence_put(fence_excl); > dma_buf_poll_cb(NULL, &dcb->cb); > } > } > @@ -222,9 +222,9 @@ static unsigned int dma_buf_poll(struct file *file, poll_table *poll) > goto out; > > for (i = 0; i < shared_count; ++i) { > - struct fence *fence = rcu_dereference(fobj->shared[i]); > + struct dma_fence *fence = rcu_dereference(fobj->shared[i]); > > - if (!fence_get_rcu(fence)) { > + if (!dma_fence_get_rcu(fence)) { > /* > * fence refcount dropped to zero, this means > * that fobj has been freed > @@ -235,13 +235,13 @@ static unsigned int dma_buf_poll(struct file *file, poll_table *poll) > dma_buf_poll_cb(NULL, &dcb->cb); > break; > } > - if (!fence_add_callback(fence, &dcb->cb, > - dma_buf_poll_cb)) { > - fence_put(fence); > + if (!dma_fence_add_callback(fence, &dcb->cb, > + dma_buf_poll_cb)) { > + dma_fence_put(fence); > events &= ~POLLOUT; > break; > } > - fence_put(fence); > + dma_fence_put(fence); > } > > /* No callback queued, wake up any additional waiters. */ > diff --git a/drivers/dma-buf/fence-array.c b/drivers/dma-buf/dma-fence-array.c > similarity index 51% > rename from drivers/dma-buf/fence-array.c > rename to drivers/dma-buf/dma-fence-array.c > index f1989fcaf354..67eb7c8fb88c 100644 > --- a/drivers/dma-buf/fence-array.c > +++ b/drivers/dma-buf/dma-fence-array.c > @@ -1,5 +1,5 @@ > /* > - * fence-array: aggregate fences to be waited together > + * dma-fence-array: aggregate fences to be waited together > * > * Copyright (C) 2016 Collabora Ltd > * Copyright (C) 2016 Advanced Micro Devices, Inc. > @@ -19,35 +19,34 @@ > > #include <linux/export.h> > #include <linux/slab.h> > -#include <linux/fence-array.h> > +#include <linux/dma-fence-array.h> > > -static void fence_array_cb_func(struct fence *f, struct fence_cb *cb); > - > -static const char *fence_array_get_driver_name(struct fence *fence) > +static const char *dma_fence_array_get_driver_name(struct dma_fence *fence) > { > - return "fence_array"; > + return "dma_fence_array"; > } > > -static const char *fence_array_get_timeline_name(struct fence *fence) > +static const char *dma_fence_array_get_timeline_name(struct dma_fence *fence) > { > return "unbound"; > } > > -static void fence_array_cb_func(struct fence *f, struct fence_cb *cb) > +static void dma_fence_array_cb_func(struct dma_fence *f, > + struct dma_fence_cb *cb) > { > - struct fence_array_cb *array_cb = > - container_of(cb, struct fence_array_cb, cb); > - struct fence_array *array = array_cb->array; > + struct dma_fence_array_cb *array_cb = > + container_of(cb, struct dma_fence_array_cb, cb); > + struct dma_fence_array *array = array_cb->array; > > if (atomic_dec_and_test(&array->num_pending)) > - fence_signal(&array->base); > - fence_put(&array->base); > + dma_fence_signal(&array->base); > + dma_fence_put(&array->base); > } > > -static bool fence_array_enable_signaling(struct fence *fence) > +static bool dma_fence_array_enable_signaling(struct dma_fence *fence) > { > - struct fence_array *array = to_fence_array(fence); > - struct fence_array_cb *cb = (void *)(&array[1]); > + struct dma_fence_array *array = to_dma_fence_array(fence); > + struct dma_fence_array_cb *cb = (void *)(&array[1]); > unsigned i; > > for (i = 0; i < array->num_fences; ++i) { > @@ -60,10 +59,10 @@ static bool fence_array_enable_signaling(struct fence *fence) > * until we signal the array as complete (but that is now > * insufficient). > */ > - fence_get(&array->base); > - if (fence_add_callback(array->fences[i], &cb[i].cb, > - fence_array_cb_func)) { > - fence_put(&array->base); > + dma_fence_get(&array->base); > + if (dma_fence_add_callback(array->fences[i], &cb[i].cb, > + dma_fence_array_cb_func)) { > + dma_fence_put(&array->base); > if (atomic_dec_and_test(&array->num_pending)) > return false; > } > @@ -72,69 +71,71 @@ static bool fence_array_enable_signaling(struct fence *fence) > return true; > } > > -static bool fence_array_signaled(struct fence *fence) > +static bool dma_fence_array_signaled(struct dma_fence *fence) > { > - struct fence_array *array = to_fence_array(fence); > + struct dma_fence_array *array = to_dma_fence_array(fence); > > return atomic_read(&array->num_pending) <= 0; > } > > -static void fence_array_release(struct fence *fence) > +static void dma_fence_array_release(struct dma_fence *fence) > { > - struct fence_array *array = to_fence_array(fence); > + struct dma_fence_array *array = to_dma_fence_array(fence); > unsigned i; > > for (i = 0; i < array->num_fences; ++i) > - fence_put(array->fences[i]); > + dma_fence_put(array->fences[i]); > > kfree(array->fences); > - fence_free(fence); > + dma_fence_free(fence); > } > > -const struct fence_ops fence_array_ops = { > - .get_driver_name = fence_array_get_driver_name, > - .get_timeline_name = fence_array_get_timeline_name, > - .enable_signaling = fence_array_enable_signaling, > - .signaled = fence_array_signaled, > - .wait = fence_default_wait, > - .release = fence_array_release, > +const struct dma_fence_ops dma_fence_array_ops = { > + .get_driver_name = dma_fence_array_get_driver_name, > + .get_timeline_name = dma_fence_array_get_timeline_name, > + .enable_signaling = dma_fence_array_enable_signaling, > + .signaled = dma_fence_array_signaled, > + .wait = dma_fence_default_wait, > + .release = dma_fence_array_release, > }; > -EXPORT_SYMBOL(fence_array_ops); > +EXPORT_SYMBOL(dma_fence_array_ops); > > /** > - * fence_array_create - Create a custom fence array > + * dma_fence_array_create - Create a custom fence array > * @num_fences: [in] number of fences to add in the array > * @fences: [in] array containing the fences > * @context: [in] fence context to use > * @seqno: [in] sequence number to use > * @signal_on_any: [in] signal on any fence in the array > * > - * Allocate a fence_array object and initialize the base fence with fence_init(). > + * Allocate a dma_fence_array object and initialize the base fence with > + * dma_fence_init(). > * In case of error it returns NULL. > * > * The caller should allocate the fences array with num_fences size > * and fill it with the fences it wants to add to the object. Ownership of this > - * array is taken and fence_put() is used on each fence on release. > + * array is taken and dma_fence_put() is used on each fence on release. > * > * If @signal_on_any is true the fence array signals if any fence in the array > * signals, otherwise it signals when all fences in the array signal. > */ > -struct fence_array *fence_array_create(int num_fences, struct fence **fences, > - u64 context, unsigned seqno, > - bool signal_on_any) > +struct dma_fence_array *dma_fence_array_create(int num_fences, > + struct dma_fence **fences, > + u64 context, unsigned seqno, > + bool signal_on_any) > { > - struct fence_array *array; > + struct dma_fence_array *array; > size_t size = sizeof(*array); > > /* Allocate the callback structures behind the array. */ > - size += num_fences * sizeof(struct fence_array_cb); > + size += num_fences * sizeof(struct dma_fence_array_cb); > array = kzalloc(size, GFP_KERNEL); > if (!array) > return NULL; > > spin_lock_init(&array->lock); > - fence_init(&array->base, &fence_array_ops, &array->lock, > - context, seqno); > + dma_fence_init(&array->base, &dma_fence_array_ops, &array->lock, > + context, seqno); > > array->num_fences = num_fences; > atomic_set(&array->num_pending, signal_on_any ? 1 : num_fences); > @@ -142,4 +143,4 @@ struct fence_array *fence_array_create(int num_fences, struct fence **fences, > > return array; > } > -EXPORT_SYMBOL(fence_array_create); > +EXPORT_SYMBOL(dma_fence_array_create); > diff --git a/drivers/dma-buf/fence.c b/drivers/dma-buf/dma-fence.c > similarity index 64% > rename from drivers/dma-buf/fence.c > rename to drivers/dma-buf/dma-fence.c > index cc05dddc77a6..3a7bf009c21c 100644 > --- a/drivers/dma-buf/fence.c > +++ b/drivers/dma-buf/dma-fence.c > @@ -21,13 +21,13 @@ > #include <linux/slab.h> > #include <linux/export.h> > #include <linux/atomic.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #define CREATE_TRACE_POINTS > -#include <trace/events/fence.h> > +#include <trace/events/dma_fence.h> > > -EXPORT_TRACEPOINT_SYMBOL(fence_annotate_wait_on); > -EXPORT_TRACEPOINT_SYMBOL(fence_emit); > +EXPORT_TRACEPOINT_SYMBOL(dma_fence_annotate_wait_on); > +EXPORT_TRACEPOINT_SYMBOL(dma_fence_emit); > > /* > * fence context counter: each execution context should have its own > @@ -35,37 +35,37 @@ EXPORT_TRACEPOINT_SYMBOL(fence_emit); > * context or not. One device can have multiple separate contexts, > * and they're used if some engine can run independently of another. > */ > -static atomic64_t fence_context_counter = ATOMIC64_INIT(0); > +static atomic64_t dma_fence_context_counter = ATOMIC64_INIT(0); > > /** > - * fence_context_alloc - allocate an array of fence contexts > + * dma_fence_context_alloc - allocate an array of fence contexts > * @num: [in] amount of contexts to allocate > * > * This function will return the first index of the number of fences allocated. > * The fence context is used for setting fence->context to a unique number. > */ > -u64 fence_context_alloc(unsigned num) > +u64 dma_fence_context_alloc(unsigned num) > { > BUG_ON(!num); > - return atomic64_add_return(num, &fence_context_counter) - num; > + return atomic64_add_return(num, &dma_fence_context_counter) - num; > } > -EXPORT_SYMBOL(fence_context_alloc); > +EXPORT_SYMBOL(dma_fence_context_alloc); > > /** > - * fence_signal_locked - signal completion of a fence > + * dma_fence_signal_locked - signal completion of a fence > * @fence: the fence to signal > * > * Signal completion for software callbacks on a fence, this will unblock > - * fence_wait() calls and run all the callbacks added with > - * fence_add_callback(). Can be called multiple times, but since a fence > + * dma_fence_wait() calls and run all the callbacks added with > + * dma_fence_add_callback(). Can be called multiple times, but since a fence > * can only go from unsignaled to signaled state, it will only be effective > * the first time. > * > - * Unlike fence_signal, this function must be called with fence->lock held. > + * Unlike dma_fence_signal, this function must be called with fence->lock held. > */ > -int fence_signal_locked(struct fence *fence) > +int dma_fence_signal_locked(struct dma_fence *fence) > { > - struct fence_cb *cur, *tmp; > + struct dma_fence_cb *cur, *tmp; > int ret = 0; > > lockdep_assert_held(fence->lock); > @@ -78,15 +78,15 @@ int fence_signal_locked(struct fence *fence) > smp_mb__before_atomic(); > } > > - if (test_and_set_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { > + if (test_and_set_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { > ret = -EINVAL; > > /* > - * we might have raced with the unlocked fence_signal, > + * we might have raced with the unlocked dma_fence_signal, > * still run through all callbacks > */ > } else > - trace_fence_signaled(fence); > + trace_dma_fence_signaled(fence); > > list_for_each_entry_safe(cur, tmp, &fence->cb_list, node) { > list_del_init(&cur->node); > @@ -94,19 +94,19 @@ int fence_signal_locked(struct fence *fence) > } > return ret; > } > -EXPORT_SYMBOL(fence_signal_locked); > +EXPORT_SYMBOL(dma_fence_signal_locked); > > /** > - * fence_signal - signal completion of a fence > + * dma_fence_signal - signal completion of a fence > * @fence: the fence to signal > * > * Signal completion for software callbacks on a fence, this will unblock > - * fence_wait() calls and run all the callbacks added with > - * fence_add_callback(). Can be called multiple times, but since a fence > + * dma_fence_wait() calls and run all the callbacks added with > + * dma_fence_add_callback(). Can be called multiple times, but since a fence > * can only go from unsignaled to signaled state, it will only be effective > * the first time. > */ > -int fence_signal(struct fence *fence) > +int dma_fence_signal(struct dma_fence *fence) > { > unsigned long flags; > > @@ -118,13 +118,13 @@ int fence_signal(struct fence *fence) > smp_mb__before_atomic(); > } > > - if (test_and_set_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + if (test_and_set_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > return -EINVAL; > > - trace_fence_signaled(fence); > + trace_dma_fence_signaled(fence); > > - if (test_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags)) { > - struct fence_cb *cur, *tmp; > + if (test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags)) { > + struct dma_fence_cb *cur, *tmp; > > spin_lock_irqsave(fence->lock, flags); > list_for_each_entry_safe(cur, tmp, &fence->cb_list, node) { > @@ -135,10 +135,10 @@ int fence_signal(struct fence *fence) > } > return 0; > } > -EXPORT_SYMBOL(fence_signal); > +EXPORT_SYMBOL(dma_fence_signal); > > /** > - * fence_wait_timeout - sleep until the fence gets signaled > + * dma_fence_wait_timeout - sleep until the fence gets signaled > * or until timeout elapses > * @fence: [in] the fence to wait on > * @intr: [in] if true, do an interruptible wait > @@ -154,7 +154,7 @@ EXPORT_SYMBOL(fence_signal); > * freed before return, resulting in undefined behavior. > */ > signed long > -fence_wait_timeout(struct fence *fence, bool intr, signed long timeout) > +dma_fence_wait_timeout(struct dma_fence *fence, bool intr, signed long timeout) > { > signed long ret; > > @@ -162,70 +162,71 @@ fence_wait_timeout(struct fence *fence, bool intr, signed long timeout) > return -EINVAL; > > if (timeout == 0) > - return fence_is_signaled(fence); > + return dma_fence_is_signaled(fence); > > - trace_fence_wait_start(fence); > + trace_dma_fence_wait_start(fence); > ret = fence->ops->wait(fence, intr, timeout); > - trace_fence_wait_end(fence); > + trace_dma_fence_wait_end(fence); > return ret; > } > -EXPORT_SYMBOL(fence_wait_timeout); > +EXPORT_SYMBOL(dma_fence_wait_timeout); > > -void fence_release(struct kref *kref) > +void dma_fence_release(struct kref *kref) > { > - struct fence *fence = > - container_of(kref, struct fence, refcount); > + struct dma_fence *fence = > + container_of(kref, struct dma_fence, refcount); > > - trace_fence_destroy(fence); > + trace_dma_fence_destroy(fence); > > BUG_ON(!list_empty(&fence->cb_list)); > > if (fence->ops->release) > fence->ops->release(fence); > else > - fence_free(fence); > + dma_fence_free(fence); > } > -EXPORT_SYMBOL(fence_release); > +EXPORT_SYMBOL(dma_fence_release); > > -void fence_free(struct fence *fence) > +void dma_fence_free(struct dma_fence *fence) > { > kfree_rcu(fence, rcu); > } > -EXPORT_SYMBOL(fence_free); > +EXPORT_SYMBOL(dma_fence_free); > > /** > - * fence_enable_sw_signaling - enable signaling on fence > + * dma_fence_enable_sw_signaling - enable signaling on fence > * @fence: [in] the fence to enable > * > * this will request for sw signaling to be enabled, to make the fence > * complete as soon as possible > */ > -void fence_enable_sw_signaling(struct fence *fence) > +void dma_fence_enable_sw_signaling(struct dma_fence *fence) > { > unsigned long flags; > > - if (!test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags) && > - !test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { > - trace_fence_enable_signal(fence); > + if (!test_and_set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, > + &fence->flags) && > + !test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { > + trace_dma_fence_enable_signal(fence); > > spin_lock_irqsave(fence->lock, flags); > > if (!fence->ops->enable_signaling(fence)) > - fence_signal_locked(fence); > + dma_fence_signal_locked(fence); > > spin_unlock_irqrestore(fence->lock, flags); > } > } > -EXPORT_SYMBOL(fence_enable_sw_signaling); > +EXPORT_SYMBOL(dma_fence_enable_sw_signaling); > > /** > - * fence_add_callback - add a callback to be called when the fence > + * dma_fence_add_callback - add a callback to be called when the fence > * is signaled > * @fence: [in] the fence to wait on > * @cb: [in] the callback to register > * @func: [in] the function to call > * > - * cb will be initialized by fence_add_callback, no initialization > + * cb will be initialized by dma_fence_add_callback, no initialization > * by the caller is required. Any number of callbacks can be registered > * to a fence, but a callback can only be registered to one fence at a time. > * > @@ -234,15 +235,15 @@ EXPORT_SYMBOL(fence_enable_sw_signaling); > * *not* call the callback) > * > * Add a software callback to the fence. Same restrictions apply to > - * refcount as it does to fence_wait, however the caller doesn't need to > + * refcount as it does to dma_fence_wait, however the caller doesn't need to > * keep a refcount to fence afterwards: when software access is enabled, > * the creator of the fence is required to keep the fence alive until > - * after it signals with fence_signal. The callback itself can be called > + * after it signals with dma_fence_signal. The callback itself can be called > * from irq context. > * > */ > -int fence_add_callback(struct fence *fence, struct fence_cb *cb, > - fence_func_t func) > +int dma_fence_add_callback(struct dma_fence *fence, struct dma_fence_cb *cb, > + dma_fence_func_t func) > { > unsigned long flags; > int ret = 0; > @@ -251,22 +252,23 @@ int fence_add_callback(struct fence *fence, struct fence_cb *cb, > if (WARN_ON(!fence || !func)) > return -EINVAL; > > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { > INIT_LIST_HEAD(&cb->node); > return -ENOENT; > } > > spin_lock_irqsave(fence->lock, flags); > > - was_set = test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags); > + was_set = test_and_set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, > + &fence->flags); > > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > ret = -ENOENT; > else if (!was_set) { > - trace_fence_enable_signal(fence); > + trace_dma_fence_enable_signal(fence); > > if (!fence->ops->enable_signaling(fence)) { > - fence_signal_locked(fence); > + dma_fence_signal_locked(fence); > ret = -ENOENT; > } > } > @@ -280,10 +282,10 @@ int fence_add_callback(struct fence *fence, struct fence_cb *cb, > > return ret; > } > -EXPORT_SYMBOL(fence_add_callback); > +EXPORT_SYMBOL(dma_fence_add_callback); > > /** > - * fence_remove_callback - remove a callback from the signaling list > + * dma_fence_remove_callback - remove a callback from the signaling list > * @fence: [in] the fence to wait on > * @cb: [in] the callback to remove > * > @@ -298,7 +300,7 @@ EXPORT_SYMBOL(fence_add_callback); > * with a reference held to the fence. > */ > bool > -fence_remove_callback(struct fence *fence, struct fence_cb *cb) > +dma_fence_remove_callback(struct dma_fence *fence, struct dma_fence_cb *cb) > { > unsigned long flags; > bool ret; > @@ -313,15 +315,15 @@ fence_remove_callback(struct fence *fence, struct fence_cb *cb) > > return ret; > } > -EXPORT_SYMBOL(fence_remove_callback); > +EXPORT_SYMBOL(dma_fence_remove_callback); > > struct default_wait_cb { > - struct fence_cb base; > + struct dma_fence_cb base; > struct task_struct *task; > }; > > static void > -fence_default_wait_cb(struct fence *fence, struct fence_cb *cb) > +dma_fence_default_wait_cb(struct dma_fence *fence, struct dma_fence_cb *cb) > { > struct default_wait_cb *wait = > container_of(cb, struct default_wait_cb, base); > @@ -330,7 +332,7 @@ fence_default_wait_cb(struct fence *fence, struct fence_cb *cb) > } > > /** > - * fence_default_wait - default sleep until the fence gets signaled > + * dma_fence_default_wait - default sleep until the fence gets signaled > * or until timeout elapses > * @fence: [in] the fence to wait on > * @intr: [in] if true, do an interruptible wait > @@ -340,14 +342,14 @@ fence_default_wait_cb(struct fence *fence, struct fence_cb *cb) > * remaining timeout in jiffies on success. > */ > signed long > -fence_default_wait(struct fence *fence, bool intr, signed long timeout) > +dma_fence_default_wait(struct dma_fence *fence, bool intr, signed long timeout) > { > struct default_wait_cb cb; > unsigned long flags; > signed long ret = timeout; > bool was_set; > > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > return timeout; > > spin_lock_irqsave(fence->lock, flags); > @@ -357,25 +359,26 @@ fence_default_wait(struct fence *fence, bool intr, signed long timeout) > goto out; > } > > - was_set = test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags); > + was_set = test_and_set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, > + &fence->flags); > > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > goto out; > > if (!was_set) { > - trace_fence_enable_signal(fence); > + trace_dma_fence_enable_signal(fence); > > if (!fence->ops->enable_signaling(fence)) { > - fence_signal_locked(fence); > + dma_fence_signal_locked(fence); > goto out; > } > } > > - cb.base.func = fence_default_wait_cb; > + cb.base.func = dma_fence_default_wait_cb; > cb.task = current; > list_add(&cb.base.node, &fence->cb_list); > > - while (!test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags) && ret > 0) { > + while (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags) && ret > 0) { > if (intr) > __set_current_state(TASK_INTERRUPTIBLE); > else > @@ -397,23 +400,23 @@ fence_default_wait(struct fence *fence, bool intr, signed long timeout) > spin_unlock_irqrestore(fence->lock, flags); > return ret; > } > -EXPORT_SYMBOL(fence_default_wait); > +EXPORT_SYMBOL(dma_fence_default_wait); > > static bool > -fence_test_signaled_any(struct fence **fences, uint32_t count) > +dma_fence_test_signaled_any(struct dma_fence **fences, uint32_t count) > { > int i; > > for (i = 0; i < count; ++i) { > - struct fence *fence = fences[i]; > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + struct dma_fence *fence = fences[i]; > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > return true; > } > return false; > } > > /** > - * fence_wait_any_timeout - sleep until any fence gets signaled > + * dma_fence_wait_any_timeout - sleep until any fence gets signaled > * or until timeout elapses > * @fences: [in] array of fences to wait on > * @count: [in] number of fences to wait on > @@ -429,8 +432,8 @@ fence_test_signaled_any(struct fence **fences, uint32_t count) > * fence might be freed before return, resulting in undefined behavior. > */ > signed long > -fence_wait_any_timeout(struct fence **fences, uint32_t count, > - bool intr, signed long timeout) > +dma_fence_wait_any_timeout(struct dma_fence **fences, uint32_t count, > + bool intr, signed long timeout) > { > struct default_wait_cb *cb; > signed long ret = timeout; > @@ -441,7 +444,7 @@ fence_wait_any_timeout(struct fence **fences, uint32_t count, > > if (timeout == 0) { > for (i = 0; i < count; ++i) > - if (fence_is_signaled(fences[i])) > + if (dma_fence_is_signaled(fences[i])) > return 1; > > return 0; > @@ -454,16 +457,16 @@ fence_wait_any_timeout(struct fence **fences, uint32_t count, > } > > for (i = 0; i < count; ++i) { > - struct fence *fence = fences[i]; > + struct dma_fence *fence = fences[i]; > > - if (fence->ops->wait != fence_default_wait) { > + if (fence->ops->wait != dma_fence_default_wait) { > ret = -EINVAL; > goto fence_rm_cb; > } > > cb[i].task = current; > - if (fence_add_callback(fence, &cb[i].base, > - fence_default_wait_cb)) { > + if (dma_fence_add_callback(fence, &cb[i].base, > + dma_fence_default_wait_cb)) { > /* This fence is already signaled */ > goto fence_rm_cb; > } > @@ -475,7 +478,7 @@ fence_wait_any_timeout(struct fence **fences, uint32_t count, > else > set_current_state(TASK_UNINTERRUPTIBLE); > > - if (fence_test_signaled_any(fences, count)) > + if (dma_fence_test_signaled_any(fences, count)) > break; > > ret = schedule_timeout(ret); > @@ -488,34 +491,34 @@ fence_wait_any_timeout(struct fence **fences, uint32_t count, > > fence_rm_cb: > while (i-- > 0) > - fence_remove_callback(fences[i], &cb[i].base); > + dma_fence_remove_callback(fences[i], &cb[i].base); > > err_free_cb: > kfree(cb); > > return ret; > } > -EXPORT_SYMBOL(fence_wait_any_timeout); > +EXPORT_SYMBOL(dma_fence_wait_any_timeout); > > /** > - * fence_init - Initialize a custom fence. > + * dma_fence_init - Initialize a custom fence. > * @fence: [in] the fence to initialize > - * @ops: [in] the fence_ops for operations on this fence > + * @ops: [in] the dma_fence_ops for operations on this fence > * @lock: [in] the irqsafe spinlock to use for locking this fence > * @context: [in] the execution context this fence is run on > * @seqno: [in] a linear increasing sequence number for this context > * > * Initializes an allocated fence, the caller doesn't have to keep its > * refcount after committing with this fence, but it will need to hold a > - * refcount again if fence_ops.enable_signaling gets called. This can > + * refcount again if dma_fence_ops.enable_signaling gets called. This can > * be used for other implementing other types of fence. > * > * context and seqno are used for easy comparison between fences, allowing > - * to check which fence is later by simply using fence_later. > + * to check which fence is later by simply using dma_fence_later. > */ > void > -fence_init(struct fence *fence, const struct fence_ops *ops, > - spinlock_t *lock, u64 context, unsigned seqno) > +dma_fence_init(struct dma_fence *fence, const struct dma_fence_ops *ops, > + spinlock_t *lock, u64 context, unsigned seqno) > { > BUG_ON(!lock); > BUG_ON(!ops || !ops->wait || !ops->enable_signaling || > @@ -529,6 +532,6 @@ fence_init(struct fence *fence, const struct fence_ops *ops, > fence->seqno = seqno; > fence->flags = 0UL; > > - trace_fence_init(fence); > + trace_dma_fence_init(fence); > } > -EXPORT_SYMBOL(fence_init); > +EXPORT_SYMBOL(dma_fence_init); > diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c > index 82de59f7cbbd..7ed56f3edfb7 100644 > --- a/drivers/dma-buf/reservation.c > +++ b/drivers/dma-buf/reservation.c > @@ -102,17 +102,17 @@ EXPORT_SYMBOL(reservation_object_reserve_shared); > static void > reservation_object_add_shared_inplace(struct reservation_object *obj, > struct reservation_object_list *fobj, > - struct fence *fence) > + struct dma_fence *fence) > { > u32 i; > > - fence_get(fence); > + dma_fence_get(fence); > > preempt_disable(); > write_seqcount_begin(&obj->seq); > > for (i = 0; i < fobj->shared_count; ++i) { > - struct fence *old_fence; > + struct dma_fence *old_fence; > > old_fence = rcu_dereference_protected(fobj->shared[i], > reservation_object_held(obj)); > @@ -123,7 +123,7 @@ reservation_object_add_shared_inplace(struct reservation_object *obj, > write_seqcount_end(&obj->seq); > preempt_enable(); > > - fence_put(old_fence); > + dma_fence_put(old_fence); > return; > } > } > @@ -143,12 +143,12 @@ static void > reservation_object_add_shared_replace(struct reservation_object *obj, > struct reservation_object_list *old, > struct reservation_object_list *fobj, > - struct fence *fence) > + struct dma_fence *fence) > { > unsigned i; > - struct fence *old_fence = NULL; > + struct dma_fence *old_fence = NULL; > > - fence_get(fence); > + dma_fence_get(fence); > > if (!old) { > RCU_INIT_POINTER(fobj->shared[0], fence); > @@ -165,7 +165,7 @@ reservation_object_add_shared_replace(struct reservation_object *obj, > fobj->shared_count = old->shared_count; > > for (i = 0; i < old->shared_count; ++i) { > - struct fence *check; > + struct dma_fence *check; > > check = rcu_dereference_protected(old->shared[i], > reservation_object_held(obj)); > @@ -196,7 +196,7 @@ reservation_object_add_shared_replace(struct reservation_object *obj, > kfree_rcu(old, rcu); > > if (old_fence) > - fence_put(old_fence); > + dma_fence_put(old_fence); > } > > /** > @@ -208,7 +208,7 @@ reservation_object_add_shared_replace(struct reservation_object *obj, > * reservation_object_reserve_shared() has been called. > */ > void reservation_object_add_shared_fence(struct reservation_object *obj, > - struct fence *fence) > + struct dma_fence *fence) > { > struct reservation_object_list *old, *fobj = obj->staged; > > @@ -231,9 +231,9 @@ EXPORT_SYMBOL(reservation_object_add_shared_fence); > * Add a fence to the exclusive slot. The obj->lock must be held. > */ > void reservation_object_add_excl_fence(struct reservation_object *obj, > - struct fence *fence) > + struct dma_fence *fence) > { > - struct fence *old_fence = reservation_object_get_excl(obj); > + struct dma_fence *old_fence = reservation_object_get_excl(obj); > struct reservation_object_list *old; > u32 i = 0; > > @@ -242,7 +242,7 @@ void reservation_object_add_excl_fence(struct reservation_object *obj, > i = old->shared_count; > > if (fence) > - fence_get(fence); > + dma_fence_get(fence); > > preempt_disable(); > write_seqcount_begin(&obj->seq); > @@ -255,11 +255,11 @@ void reservation_object_add_excl_fence(struct reservation_object *obj, > > /* inplace update, no shared fences */ > while (i--) > - fence_put(rcu_dereference_protected(old->shared[i], > + dma_fence_put(rcu_dereference_protected(old->shared[i], > reservation_object_held(obj))); > > if (old_fence) > - fence_put(old_fence); > + dma_fence_put(old_fence); > } > EXPORT_SYMBOL(reservation_object_add_excl_fence); > > @@ -276,12 +276,12 @@ EXPORT_SYMBOL(reservation_object_add_excl_fence); > * Zero or -errno > */ > int reservation_object_get_fences_rcu(struct reservation_object *obj, > - struct fence **pfence_excl, > + struct dma_fence **pfence_excl, > unsigned *pshared_count, > - struct fence ***pshared) > + struct dma_fence ***pshared) > { > - struct fence **shared = NULL; > - struct fence *fence_excl; > + struct dma_fence **shared = NULL; > + struct dma_fence *fence_excl; > unsigned int shared_count; > int ret = 1; > > @@ -296,12 +296,12 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj, > seq = read_seqcount_begin(&obj->seq); > > fence_excl = rcu_dereference(obj->fence_excl); > - if (fence_excl && !fence_get_rcu(fence_excl)) > + if (fence_excl && !dma_fence_get_rcu(fence_excl)) > goto unlock; > > fobj = rcu_dereference(obj->fence); > if (fobj) { > - struct fence **nshared; > + struct dma_fence **nshared; > size_t sz = sizeof(*shared) * fobj->shared_max; > > nshared = krealloc(shared, sz, > @@ -322,15 +322,15 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj, > > for (i = 0; i < shared_count; ++i) { > shared[i] = rcu_dereference(fobj->shared[i]); > - if (!fence_get_rcu(shared[i])) > + if (!dma_fence_get_rcu(shared[i])) > break; > } > } > > if (i != shared_count || read_seqcount_retry(&obj->seq, seq)) { > while (i--) > - fence_put(shared[i]); > - fence_put(fence_excl); > + dma_fence_put(shared[i]); > + dma_fence_put(fence_excl); > goto unlock; > } > > @@ -368,7 +368,7 @@ long reservation_object_wait_timeout_rcu(struct reservation_object *obj, > bool wait_all, bool intr, > unsigned long timeout) > { > - struct fence *fence; > + struct dma_fence *fence; > unsigned seq, shared_count, i = 0; > long ret = timeout; > > @@ -389,16 +389,17 @@ long reservation_object_wait_timeout_rcu(struct reservation_object *obj, > shared_count = fobj->shared_count; > > for (i = 0; i < shared_count; ++i) { > - struct fence *lfence = rcu_dereference(fobj->shared[i]); > + struct dma_fence *lfence = rcu_dereference(fobj->shared[i]); > > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &lfence->flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, > + &lfence->flags)) > continue; > > - if (!fence_get_rcu(lfence)) > + if (!dma_fence_get_rcu(lfence)) > goto unlock_retry; > > - if (fence_is_signaled(lfence)) { > - fence_put(lfence); > + if (dma_fence_is_signaled(lfence)) { > + dma_fence_put(lfence); > continue; > } > > @@ -408,15 +409,16 @@ long reservation_object_wait_timeout_rcu(struct reservation_object *obj, > } > > if (!shared_count) { > - struct fence *fence_excl = rcu_dereference(obj->fence_excl); > + struct dma_fence *fence_excl = rcu_dereference(obj->fence_excl); > > if (fence_excl && > - !test_bit(FENCE_FLAG_SIGNALED_BIT, &fence_excl->flags)) { > - if (!fence_get_rcu(fence_excl)) > + !test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, > + &fence_excl->flags)) { > + if (!dma_fence_get_rcu(fence_excl)) > goto unlock_retry; > > - if (fence_is_signaled(fence_excl)) > - fence_put(fence_excl); > + if (dma_fence_is_signaled(fence_excl)) > + dma_fence_put(fence_excl); > else > fence = fence_excl; > } > @@ -425,12 +427,12 @@ long reservation_object_wait_timeout_rcu(struct reservation_object *obj, > rcu_read_unlock(); > if (fence) { > if (read_seqcount_retry(&obj->seq, seq)) { > - fence_put(fence); > + dma_fence_put(fence); > goto retry; > } > > - ret = fence_wait_timeout(fence, intr, ret); > - fence_put(fence); > + ret = dma_fence_wait_timeout(fence, intr, ret); > + dma_fence_put(fence); > if (ret > 0 && wait_all && (i + 1 < shared_count)) > goto retry; > } > @@ -444,18 +446,18 @@ EXPORT_SYMBOL_GPL(reservation_object_wait_timeout_rcu); > > > static inline int > -reservation_object_test_signaled_single(struct fence *passed_fence) > +reservation_object_test_signaled_single(struct dma_fence *passed_fence) > { > - struct fence *fence, *lfence = passed_fence; > + struct dma_fence *fence, *lfence = passed_fence; > int ret = 1; > > - if (!test_bit(FENCE_FLAG_SIGNALED_BIT, &lfence->flags)) { > - fence = fence_get_rcu(lfence); > + if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &lfence->flags)) { > + fence = dma_fence_get_rcu(lfence); > if (!fence) > return -1; > > - ret = !!fence_is_signaled(fence); > - fence_put(fence); > + ret = !!dma_fence_is_signaled(fence); > + dma_fence_put(fence); > } > return ret; > } > @@ -492,7 +494,7 @@ bool reservation_object_test_signaled_rcu(struct reservation_object *obj, > shared_count = fobj->shared_count; > > for (i = 0; i < shared_count; ++i) { > - struct fence *fence = rcu_dereference(fobj->shared[i]); > + struct dma_fence *fence = rcu_dereference(fobj->shared[i]); > > ret = reservation_object_test_signaled_single(fence); > if (ret < 0) > @@ -506,7 +508,7 @@ bool reservation_object_test_signaled_rcu(struct reservation_object *obj, > } > > if (!shared_count) { > - struct fence *fence_excl = rcu_dereference(obj->fence_excl); > + struct dma_fence *fence_excl = rcu_dereference(obj->fence_excl); > > if (fence_excl) { > ret = reservation_object_test_signaled_single( > diff --git a/drivers/dma-buf/seqno-fence.c b/drivers/dma-buf/seqno-fence.c > index 71127f8f1626..f47112a64763 100644 > --- a/drivers/dma-buf/seqno-fence.c > +++ b/drivers/dma-buf/seqno-fence.c > @@ -21,35 +21,35 @@ > #include <linux/export.h> > #include <linux/seqno-fence.h> > > -static const char *seqno_fence_get_driver_name(struct fence *fence) > +static const char *seqno_fence_get_driver_name(struct dma_fence *fence) > { > struct seqno_fence *seqno_fence = to_seqno_fence(fence); > > return seqno_fence->ops->get_driver_name(fence); > } > > -static const char *seqno_fence_get_timeline_name(struct fence *fence) > +static const char *seqno_fence_get_timeline_name(struct dma_fence *fence) > { > struct seqno_fence *seqno_fence = to_seqno_fence(fence); > > return seqno_fence->ops->get_timeline_name(fence); > } > > -static bool seqno_enable_signaling(struct fence *fence) > +static bool seqno_enable_signaling(struct dma_fence *fence) > { > struct seqno_fence *seqno_fence = to_seqno_fence(fence); > > return seqno_fence->ops->enable_signaling(fence); > } > > -static bool seqno_signaled(struct fence *fence) > +static bool seqno_signaled(struct dma_fence *fence) > { > struct seqno_fence *seqno_fence = to_seqno_fence(fence); > > return seqno_fence->ops->signaled && seqno_fence->ops->signaled(fence); > } > > -static void seqno_release(struct fence *fence) > +static void seqno_release(struct dma_fence *fence) > { > struct seqno_fence *f = to_seqno_fence(fence); > > @@ -57,18 +57,18 @@ static void seqno_release(struct fence *fence) > if (f->ops->release) > f->ops->release(fence); > else > - fence_free(&f->base); > + dma_fence_free(&f->base); > } > > -static signed long seqno_wait(struct fence *fence, bool intr, > - signed long timeout) > +static signed long seqno_wait(struct dma_fence *fence, bool intr, > + signed long timeout) > { > struct seqno_fence *f = to_seqno_fence(fence); > > return f->ops->wait(fence, intr, timeout); > } > > -const struct fence_ops seqno_fence_ops = { > +const struct dma_fence_ops seqno_fence_ops = { > .get_driver_name = seqno_fence_get_driver_name, > .get_timeline_name = seqno_fence_get_timeline_name, > .enable_signaling = seqno_enable_signaling, > diff --git a/drivers/dma-buf/sw_sync.c b/drivers/dma-buf/sw_sync.c > index 62e8e6dc7953..82e0ca4dd0c1 100644 > --- a/drivers/dma-buf/sw_sync.c > +++ b/drivers/dma-buf/sw_sync.c > @@ -68,9 +68,9 @@ struct sw_sync_create_fence_data { > > #define SW_SYNC_IOC_INC _IOW(SW_SYNC_IOC_MAGIC, 1, __u32) > > -static const struct fence_ops timeline_fence_ops; > +static const struct dma_fence_ops timeline_fence_ops; > > -static inline struct sync_pt *fence_to_sync_pt(struct fence *fence) > +static inline struct sync_pt *dma_fence_to_sync_pt(struct dma_fence *fence) > { > if (fence->ops != &timeline_fence_ops) > return NULL; > @@ -93,7 +93,7 @@ struct sync_timeline *sync_timeline_create(const char *name) > return NULL; > > kref_init(&obj->kref); > - obj->context = fence_context_alloc(1); > + obj->context = dma_fence_context_alloc(1); > strlcpy(obj->name, name, sizeof(obj->name)); > > INIT_LIST_HEAD(&obj->child_list_head); > @@ -146,7 +146,7 @@ static void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc) > > list_for_each_entry_safe(pt, next, &obj->active_list_head, > active_list) { > - if (fence_is_signaled_locked(&pt->base)) > + if (dma_fence_is_signaled_locked(&pt->base)) > list_del_init(&pt->active_list); > } > > @@ -179,30 +179,30 @@ static struct sync_pt *sync_pt_create(struct sync_timeline *obj, int size, > > spin_lock_irqsave(&obj->child_list_lock, flags); > sync_timeline_get(obj); > - fence_init(&pt->base, &timeline_fence_ops, &obj->child_list_lock, > - obj->context, value); > + dma_fence_init(&pt->base, &timeline_fence_ops, &obj->child_list_lock, > + obj->context, value); > list_add_tail(&pt->child_list, &obj->child_list_head); > INIT_LIST_HEAD(&pt->active_list); > spin_unlock_irqrestore(&obj->child_list_lock, flags); > return pt; > } > > -static const char *timeline_fence_get_driver_name(struct fence *fence) > +static const char *timeline_fence_get_driver_name(struct dma_fence *fence) > { > return "sw_sync"; > } > > -static const char *timeline_fence_get_timeline_name(struct fence *fence) > +static const char *timeline_fence_get_timeline_name(struct dma_fence *fence) > { > - struct sync_timeline *parent = fence_parent(fence); > + struct sync_timeline *parent = dma_fence_parent(fence); > > return parent->name; > } > > -static void timeline_fence_release(struct fence *fence) > +static void timeline_fence_release(struct dma_fence *fence) > { > - struct sync_pt *pt = fence_to_sync_pt(fence); > - struct sync_timeline *parent = fence_parent(fence); > + struct sync_pt *pt = dma_fence_to_sync_pt(fence); > + struct sync_timeline *parent = dma_fence_parent(fence); > unsigned long flags; > > spin_lock_irqsave(fence->lock, flags); > @@ -212,20 +212,20 @@ static void timeline_fence_release(struct fence *fence) > spin_unlock_irqrestore(fence->lock, flags); > > sync_timeline_put(parent); > - fence_free(fence); > + dma_fence_free(fence); > } > > -static bool timeline_fence_signaled(struct fence *fence) > +static bool timeline_fence_signaled(struct dma_fence *fence) > { > - struct sync_timeline *parent = fence_parent(fence); > + struct sync_timeline *parent = dma_fence_parent(fence); > > return (fence->seqno > parent->value) ? false : true; > } > > -static bool timeline_fence_enable_signaling(struct fence *fence) > +static bool timeline_fence_enable_signaling(struct dma_fence *fence) > { > - struct sync_pt *pt = fence_to_sync_pt(fence); > - struct sync_timeline *parent = fence_parent(fence); > + struct sync_pt *pt = dma_fence_to_sync_pt(fence); > + struct sync_timeline *parent = dma_fence_parent(fence); > > if (timeline_fence_signaled(fence)) > return false; > @@ -234,26 +234,26 @@ static bool timeline_fence_enable_signaling(struct fence *fence) > return true; > } > > -static void timeline_fence_value_str(struct fence *fence, > +static void timeline_fence_value_str(struct dma_fence *fence, > char *str, int size) > { > snprintf(str, size, "%d", fence->seqno); > } > > -static void timeline_fence_timeline_value_str(struct fence *fence, > +static void timeline_fence_timeline_value_str(struct dma_fence *fence, > char *str, int size) > { > - struct sync_timeline *parent = fence_parent(fence); > + struct sync_timeline *parent = dma_fence_parent(fence); > > snprintf(str, size, "%d", parent->value); > } > > -static const struct fence_ops timeline_fence_ops = { > +static const struct dma_fence_ops timeline_fence_ops = { > .get_driver_name = timeline_fence_get_driver_name, > .get_timeline_name = timeline_fence_get_timeline_name, > .enable_signaling = timeline_fence_enable_signaling, > .signaled = timeline_fence_signaled, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = timeline_fence_release, > .fence_value_str = timeline_fence_value_str, > .timeline_value_str = timeline_fence_timeline_value_str, > @@ -317,7 +317,7 @@ static long sw_sync_ioctl_create_fence(struct sync_timeline *obj, > > sync_file = sync_file_create(&pt->base); > if (!sync_file) { > - fence_put(&pt->base); > + dma_fence_put(&pt->base); > err = -ENOMEM; > goto err; > } > diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c > index 2dd4c3db6caa..48b20e34fb6d 100644 > --- a/drivers/dma-buf/sync_debug.c > +++ b/drivers/dma-buf/sync_debug.c > @@ -71,12 +71,13 @@ static const char *sync_status_str(int status) > return "error"; > } > > -static void sync_print_fence(struct seq_file *s, struct fence *fence, bool show) > +static void sync_print_fence(struct seq_file *s, > + struct dma_fence *fence, bool show) > { > int status = 1; > - struct sync_timeline *parent = fence_parent(fence); > + struct sync_timeline *parent = dma_fence_parent(fence); > > - if (fence_is_signaled_locked(fence)) > + if (dma_fence_is_signaled_locked(fence)) > status = fence->status; > > seq_printf(s, " %s%sfence %s", > @@ -135,10 +136,10 @@ static void sync_print_sync_file(struct seq_file *s, > int i; > > seq_printf(s, "[%p] %s: %s\n", sync_file, sync_file->name, > - sync_status_str(!fence_is_signaled(sync_file->fence))); > + sync_status_str(!dma_fence_is_signaled(sync_file->fence))); > > - if (fence_is_array(sync_file->fence)) { > - struct fence_array *array = to_fence_array(sync_file->fence); > + if (dma_fence_is_array(sync_file->fence)) { > + struct dma_fence_array *array = to_dma_fence_array(sync_file->fence); > > for (i = 0; i < array->num_fences; ++i) > sync_print_fence(s, array->fences[i], true); > diff --git a/drivers/dma-buf/sync_debug.h b/drivers/dma-buf/sync_debug.h > index d269aa6783aa..26fe8b9907b3 100644 > --- a/drivers/dma-buf/sync_debug.h > +++ b/drivers/dma-buf/sync_debug.h > @@ -15,7 +15,7 @@ > > #include <linux/list.h> > #include <linux/spinlock.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #include <linux/sync_file.h> > #include <uapi/linux/sync_file.h> > @@ -45,10 +45,9 @@ struct sync_timeline { > struct list_head sync_timeline_list; > }; > > -static inline struct sync_timeline *fence_parent(struct fence *fence) > +static inline struct sync_timeline *dma_fence_parent(struct dma_fence *fence) > { > - return container_of(fence->lock, struct sync_timeline, > - child_list_lock); > + return container_of(fence->lock, struct sync_timeline, child_list_lock); > } > > /** > @@ -58,7 +57,7 @@ static inline struct sync_timeline *fence_parent(struct fence *fence) > * @active_list: sync timeline active child's list > */ > struct sync_pt { > - struct fence base; > + struct dma_fence base; > struct list_head child_list; > struct list_head active_list; > }; > diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c > index 235f8ac113cc..69d8ef98d34c 100644 > --- a/drivers/dma-buf/sync_file.c > +++ b/drivers/dma-buf/sync_file.c > @@ -54,7 +54,7 @@ static struct sync_file *sync_file_alloc(void) > return NULL; > } > > -static void fence_check_cb_func(struct fence *f, struct fence_cb *cb) > +static void fence_check_cb_func(struct dma_fence *f, struct dma_fence_cb *cb) > { > struct sync_file *sync_file; > > @@ -71,7 +71,7 @@ static void fence_check_cb_func(struct fence *f, struct fence_cb *cb) > * takes ownership of @fence. The sync_file can be released with > * fput(sync_file->file). Returns the sync_file or NULL in case of error. > */ > -struct sync_file *sync_file_create(struct fence *fence) > +struct sync_file *sync_file_create(struct dma_fence *fence) > { > struct sync_file *sync_file; > > @@ -79,7 +79,7 @@ struct sync_file *sync_file_create(struct fence *fence) > if (!sync_file) > return NULL; > > - sync_file->fence = fence_get(fence); > + sync_file->fence = dma_fence_get(fence); > > snprintf(sync_file->name, sizeof(sync_file->name), "%s-%s%llu-%d", > fence->ops->get_driver_name(fence), > @@ -121,16 +121,16 @@ static struct sync_file *sync_file_fdget(int fd) > * Ensures @fd references a valid sync_file and returns a fence that > * represents all fence in the sync_file. On error NULL is returned. > */ > -struct fence *sync_file_get_fence(int fd) > +struct dma_fence *sync_file_get_fence(int fd) > { > struct sync_file *sync_file; > - struct fence *fence; > + struct dma_fence *fence; > > sync_file = sync_file_fdget(fd); > if (!sync_file) > return NULL; > > - fence = fence_get(sync_file->fence); > + fence = dma_fence_get(sync_file->fence); > fput(sync_file->file); > > return fence; > @@ -138,22 +138,23 @@ struct fence *sync_file_get_fence(int fd) > EXPORT_SYMBOL(sync_file_get_fence); > > static int sync_file_set_fence(struct sync_file *sync_file, > - struct fence **fences, int num_fences) > + struct dma_fence **fences, int num_fences) > { > - struct fence_array *array; > + struct dma_fence_array *array; > > /* > * The reference for the fences in the new sync_file and held > * in add_fence() during the merge procedure, so for num_fences == 1 > * we already own a new reference to the fence. For num_fence > 1 > - * we own the reference of the fence_array creation. > + * we own the reference of the dma_fence_array creation. > */ > if (num_fences == 1) { > sync_file->fence = fences[0]; > kfree(fences); > } else { > - array = fence_array_create(num_fences, fences, > - fence_context_alloc(1), 1, false); > + array = dma_fence_array_create(num_fences, fences, > + dma_fence_context_alloc(1), > + 1, false); > if (!array) > return -ENOMEM; > > @@ -163,10 +164,11 @@ static int sync_file_set_fence(struct sync_file *sync_file, > return 0; > } > > -static struct fence **get_fences(struct sync_file *sync_file, int *num_fences) > +static struct dma_fence **get_fences(struct sync_file *sync_file, > + int *num_fences) > { > - if (fence_is_array(sync_file->fence)) { > - struct fence_array *array = to_fence_array(sync_file->fence); > + if (dma_fence_is_array(sync_file->fence)) { > + struct dma_fence_array *array = to_dma_fence_array(sync_file->fence); > > *num_fences = array->num_fences; > return array->fences; > @@ -176,12 +178,13 @@ static struct fence **get_fences(struct sync_file *sync_file, int *num_fences) > return &sync_file->fence; > } > > -static void add_fence(struct fence **fences, int *i, struct fence *fence) > +static void add_fence(struct dma_fence **fences, > + int *i, struct dma_fence *fence) > { > fences[*i] = fence; > > - if (!fence_is_signaled(fence)) { > - fence_get(fence); > + if (!dma_fence_is_signaled(fence)) { > + dma_fence_get(fence); > (*i)++; > } > } > @@ -200,7 +203,7 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, > struct sync_file *b) > { > struct sync_file *sync_file; > - struct fence **fences, **nfences, **a_fences, **b_fences; > + struct dma_fence **fences, **nfences, **a_fences, **b_fences; > int i, i_a, i_b, num_fences, a_num_fences, b_num_fences; > > sync_file = sync_file_alloc(); > @@ -226,8 +229,8 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, > * and sync_file_create, this is a reasonable assumption. > */ > for (i = i_a = i_b = 0; i_a < a_num_fences && i_b < b_num_fences; ) { > - struct fence *pt_a = a_fences[i_a]; > - struct fence *pt_b = b_fences[i_b]; > + struct dma_fence *pt_a = a_fences[i_a]; > + struct dma_fence *pt_b = b_fences[i_b]; > > if (pt_a->context < pt_b->context) { > add_fence(fences, &i, pt_a); > @@ -255,7 +258,7 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, > add_fence(fences, &i, b_fences[i_b]); > > if (i == 0) > - fences[i++] = fence_get(a_fences[0]); > + fences[i++] = dma_fence_get(a_fences[0]); > > if (num_fences > i) { > nfences = krealloc(fences, i * sizeof(*fences), > @@ -286,8 +289,8 @@ static void sync_file_free(struct kref *kref) > kref); > > if (test_bit(POLL_ENABLED, &sync_file->fence->flags)) > - fence_remove_callback(sync_file->fence, &sync_file->cb); > - fence_put(sync_file->fence); > + dma_fence_remove_callback(sync_file->fence, &sync_file->cb); > + dma_fence_put(sync_file->fence); > kfree(sync_file); > } > > @@ -307,12 +310,12 @@ static unsigned int sync_file_poll(struct file *file, poll_table *wait) > > if (!poll_does_not_wait(wait) && > !test_and_set_bit(POLL_ENABLED, &sync_file->fence->flags)) { > - if (fence_add_callback(sync_file->fence, &sync_file->cb, > - fence_check_cb_func) < 0) > + if (dma_fence_add_callback(sync_file->fence, &sync_file->cb, > + fence_check_cb_func) < 0) > wake_up_all(&sync_file->wq); > } > > - return fence_is_signaled(sync_file->fence) ? POLLIN : 0; > + return dma_fence_is_signaled(sync_file->fence) ? POLLIN : 0; > } > > static long sync_file_ioctl_merge(struct sync_file *sync_file, > @@ -370,14 +373,14 @@ static long sync_file_ioctl_merge(struct sync_file *sync_file, > return err; > } > > -static void sync_fill_fence_info(struct fence *fence, > +static void sync_fill_fence_info(struct dma_fence *fence, > struct sync_fence_info *info) > { > strlcpy(info->obj_name, fence->ops->get_timeline_name(fence), > sizeof(info->obj_name)); > strlcpy(info->driver_name, fence->ops->get_driver_name(fence), > sizeof(info->driver_name)); > - if (fence_is_signaled(fence)) > + if (dma_fence_is_signaled(fence)) > info->status = fence->status >= 0 ? 1 : fence->status; > else > info->status = 0; > @@ -389,7 +392,7 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file, > { > struct sync_file_info info; > struct sync_fence_info *fence_info = NULL; > - struct fence **fences; > + struct dma_fence **fences; > __u32 size; > int num_fences, ret, i; > > @@ -429,7 +432,7 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file, > > no_fences: > strlcpy(info.name, sync_file->name, sizeof(info.name)); > - info.status = fence_is_signaled(sync_file->fence); > + info.status = dma_fence_is_signaled(sync_file->fence); > info.num_fences = num_fences; > > if (copy_to_user((void __user *)arg, &info, sizeof(info))) > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h > index 039b57e4644c..283d05927d15 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h > @@ -34,7 +34,7 @@ > #include <linux/kref.h> > #include <linux/interval_tree.h> > #include <linux/hashtable.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #include <ttm/ttm_bo_api.h> > #include <ttm/ttm_bo_driver.h> > @@ -378,7 +378,7 @@ struct amdgpu_fence_driver { > struct timer_list fallback_timer; > unsigned num_fences_mask; > spinlock_t lock; > - struct fence **fences; > + struct dma_fence **fences; > }; > > /* some special values for the owner field */ > @@ -399,7 +399,7 @@ int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring, > unsigned irq_type); > void amdgpu_fence_driver_suspend(struct amdgpu_device *adev); > void amdgpu_fence_driver_resume(struct amdgpu_device *adev); > -int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **fence); > +int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **fence); > void amdgpu_fence_process(struct amdgpu_ring *ring); > int amdgpu_fence_wait_empty(struct amdgpu_ring *ring); > unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring); > @@ -427,7 +427,7 @@ struct amdgpu_bo_va_mapping { > struct amdgpu_bo_va { > /* protected by bo being reserved */ > struct list_head bo_list; > - struct fence *last_pt_update; > + struct dma_fence *last_pt_update; > unsigned ref_count; > > /* protected by vm mutex and spinlock */ > @@ -543,7 +543,7 @@ struct amdgpu_sa_bo { > struct amdgpu_sa_manager *manager; > unsigned soffset; > unsigned eoffset; > - struct fence *fence; > + struct dma_fence *fence; > }; > > /* > @@ -566,19 +566,19 @@ int amdgpu_mode_dumb_mmap(struct drm_file *filp, > */ > struct amdgpu_sync { > DECLARE_HASHTABLE(fences, 4); > - struct fence *last_vm_update; > + struct dma_fence *last_vm_update; > }; > > void amdgpu_sync_create(struct amdgpu_sync *sync); > int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, > - struct fence *f); > + struct dma_fence *f); > int amdgpu_sync_resv(struct amdgpu_device *adev, > struct amdgpu_sync *sync, > struct reservation_object *resv, > void *owner); > -struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, > +struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, > struct amdgpu_ring *ring); > -struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync); > +struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync); > void amdgpu_sync_free(struct amdgpu_sync *sync); > int amdgpu_sync_init(void); > void amdgpu_sync_fini(void); > @@ -703,10 +703,10 @@ struct amdgpu_flip_work { > uint64_t base; > struct drm_pending_vblank_event *event; > struct amdgpu_bo *old_abo; > - struct fence *excl; > + struct dma_fence *excl; > unsigned shared_count; > - struct fence **shared; > - struct fence_cb cb; > + struct dma_fence **shared; > + struct dma_fence_cb cb; > bool async; > }; > > @@ -742,7 +742,7 @@ void amdgpu_job_free_resources(struct amdgpu_job *job); > void amdgpu_job_free(struct amdgpu_job *job); > int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, > struct amd_sched_entity *entity, void *owner, > - struct fence **f); > + struct dma_fence **f); > > struct amdgpu_ring { > struct amdgpu_device *adev; > @@ -844,7 +844,7 @@ struct amdgpu_vm { > /* contains the page directory */ > struct amdgpu_bo *page_directory; > unsigned max_pde_used; > - struct fence *page_directory_fence; > + struct dma_fence *page_directory_fence; > uint64_t last_eviction_counter; > > /* array of page tables, one for each page directory entry */ > @@ -865,14 +865,14 @@ struct amdgpu_vm { > > struct amdgpu_vm_id { > struct list_head list; > - struct fence *first; > + struct dma_fence *first; > struct amdgpu_sync active; > - struct fence *last_flush; > + struct dma_fence *last_flush; > atomic64_t owner; > > uint64_t pd_gpu_addr; > /* last flushed PD/PT update */ > - struct fence *flushed_updates; > + struct dma_fence *flushed_updates; > > uint32_t current_gpu_reset_count; > > @@ -921,7 +921,7 @@ void amdgpu_vm_get_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, > void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev, > struct amdgpu_vm *vm); > int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, > - struct amdgpu_sync *sync, struct fence *fence, > + struct amdgpu_sync *sync, struct dma_fence *fence, > struct amdgpu_job *job); > int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job); > void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id); > @@ -957,7 +957,7 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, > > struct amdgpu_ctx_ring { > uint64_t sequence; > - struct fence **fences; > + struct dma_fence **fences; > struct amd_sched_entity entity; > }; > > @@ -966,7 +966,7 @@ struct amdgpu_ctx { > struct amdgpu_device *adev; > unsigned reset_counter; > spinlock_t ring_lock; > - struct fence **fences; > + struct dma_fence **fences; > struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS]; > bool preamble_presented; > }; > @@ -982,8 +982,8 @@ struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id); > int amdgpu_ctx_put(struct amdgpu_ctx *ctx); > > uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring, > - struct fence *fence); > -struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, > + struct dma_fence *fence); > +struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, > struct amdgpu_ring *ring, uint64_t seq); > > int amdgpu_ctx_ioctl(struct drm_device *dev, void *data, > @@ -1181,10 +1181,10 @@ struct amdgpu_gfx { > int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, > unsigned size, struct amdgpu_ib *ib); > void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, > - struct fence *f); > + struct dma_fence *f); > int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, > - struct amdgpu_ib *ib, struct fence *last_vm_update, > - struct amdgpu_job *job, struct fence **f); > + struct amdgpu_ib *ib, struct dma_fence *last_vm_update, > + struct amdgpu_job *job, struct dma_fence **f); > int amdgpu_ib_pool_init(struct amdgpu_device *adev); > void amdgpu_ib_pool_fini(struct amdgpu_device *adev); > int amdgpu_ib_ring_tests(struct amdgpu_device *adev); > @@ -1225,7 +1225,7 @@ struct amdgpu_cs_parser { > struct amdgpu_bo_list *bo_list; > struct amdgpu_bo_list_entry vm_pd; > struct list_head validated; > - struct fence *fence; > + struct dma_fence *fence; > uint64_t bytes_moved_threshold; > uint64_t bytes_moved; > struct amdgpu_bo_list_entry *evictable; > @@ -1245,7 +1245,7 @@ struct amdgpu_job { > struct amdgpu_ring *ring; > struct amdgpu_sync sync; > struct amdgpu_ib *ibs; > - struct fence *fence; /* the hw fence */ > + struct dma_fence *fence; /* the hw fence */ > uint32_t preamble_status; > uint32_t num_ibs; > void *owner; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c > index 345305235349..cc97eee93226 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c > @@ -33,7 +33,7 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size, > { > unsigned long start_jiffies; > unsigned long end_jiffies; > - struct fence *fence = NULL; > + struct dma_fence *fence = NULL; > int i, r; > > start_jiffies = jiffies; > @@ -43,17 +43,17 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size, > false); > if (r) > goto exit_do_move; > - r = fence_wait(fence, false); > + r = dma_fence_wait(fence, false); > if (r) > goto exit_do_move; > - fence_put(fence); > + dma_fence_put(fence); > } > end_jiffies = jiffies; > r = jiffies_to_msecs(end_jiffies - start_jiffies); > > exit_do_move: > if (fence) > - fence_put(fence); > + dma_fence_put(fence); > return r; > } > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c > index b0f6e6957536..5d582265e929 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c > @@ -719,7 +719,7 @@ static void amdgpu_cs_parser_fini(struct amdgpu_cs_parser *parser, int error, bo > ttm_eu_backoff_reservation(&parser->ticket, > &parser->validated); > } > - fence_put(parser->fence); > + dma_fence_put(parser->fence); > > if (parser->ctx) > amdgpu_ctx_put(parser->ctx); > @@ -756,7 +756,7 @@ static int amdgpu_bo_vm_update_pte(struct amdgpu_cs_parser *p, > > if (p->bo_list) { > for (i = 0; i < p->bo_list->num_entries; i++) { > - struct fence *f; > + struct dma_fence *f; > > /* ignore duplicates */ > bo = p->bo_list->array[i].robj; > @@ -956,7 +956,7 @@ static int amdgpu_cs_dependencies(struct amdgpu_device *adev, > for (j = 0; j < num_deps; ++j) { > struct amdgpu_ring *ring; > struct amdgpu_ctx *ctx; > - struct fence *fence; > + struct dma_fence *fence; > > r = amdgpu_cs_get_ring(adev, deps[j].ip_type, > deps[j].ip_instance, > @@ -978,7 +978,7 @@ static int amdgpu_cs_dependencies(struct amdgpu_device *adev, > } else if (fence) { > r = amdgpu_sync_fence(adev, &p->job->sync, > fence); > - fence_put(fence); > + dma_fence_put(fence); > amdgpu_ctx_put(ctx); > if (r) > return r; > @@ -1008,7 +1008,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p, > > job->owner = p->filp; > job->fence_ctx = entity->fence_context; > - p->fence = fence_get(&job->base.s_fence->finished); > + p->fence = dma_fence_get(&job->base.s_fence->finished); > cs->out.handle = amdgpu_ctx_add_fence(p->ctx, ring, p->fence); > job->uf_sequence = cs->out.handle; > amdgpu_job_free_resources(job); > @@ -1091,7 +1091,7 @@ int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, > unsigned long timeout = amdgpu_gem_timeout(wait->in.timeout); > struct amdgpu_ring *ring = NULL; > struct amdgpu_ctx *ctx; > - struct fence *fence; > + struct dma_fence *fence; > long r; > > r = amdgpu_cs_get_ring(adev, wait->in.ip_type, wait->in.ip_instance, > @@ -1107,8 +1107,8 @@ int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, > if (IS_ERR(fence)) > r = PTR_ERR(fence); > else if (fence) { > - r = fence_wait_timeout(fence, true, timeout); > - fence_put(fence); > + r = dma_fence_wait_timeout(fence, true, timeout); > + dma_fence_put(fence); > } else > r = 1; > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c > index a5e2fcbef0f0..99bbc860322f 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c > @@ -35,7 +35,7 @@ static int amdgpu_ctx_init(struct amdgpu_device *adev, struct amdgpu_ctx *ctx) > kref_init(&ctx->refcount); > spin_lock_init(&ctx->ring_lock); > ctx->fences = kcalloc(amdgpu_sched_jobs * AMDGPU_MAX_RINGS, > - sizeof(struct fence*), GFP_KERNEL); > + sizeof(struct dma_fence*), GFP_KERNEL); > if (!ctx->fences) > return -ENOMEM; > > @@ -79,7 +79,7 @@ static void amdgpu_ctx_fini(struct amdgpu_ctx *ctx) > > for (i = 0; i < AMDGPU_MAX_RINGS; ++i) > for (j = 0; j < amdgpu_sched_jobs; ++j) > - fence_put(ctx->rings[i].fences[j]); > + dma_fence_put(ctx->rings[i].fences[j]); > kfree(ctx->fences); > ctx->fences = NULL; > > @@ -241,39 +241,39 @@ int amdgpu_ctx_put(struct amdgpu_ctx *ctx) > } > > uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring, > - struct fence *fence) > + struct dma_fence *fence) > { > struct amdgpu_ctx_ring *cring = & ctx->rings[ring->idx]; > uint64_t seq = cring->sequence; > unsigned idx = 0; > - struct fence *other = NULL; > + struct dma_fence *other = NULL; > > idx = seq & (amdgpu_sched_jobs - 1); > other = cring->fences[idx]; > if (other) { > signed long r; > - r = fence_wait_timeout(other, false, MAX_SCHEDULE_TIMEOUT); > + r = dma_fence_wait_timeout(other, false, MAX_SCHEDULE_TIMEOUT); > if (r < 0) > DRM_ERROR("Error (%ld) waiting for fence!\n", r); > } > > - fence_get(fence); > + dma_fence_get(fence); > > spin_lock(&ctx->ring_lock); > cring->fences[idx] = fence; > cring->sequence++; > spin_unlock(&ctx->ring_lock); > > - fence_put(other); > + dma_fence_put(other); > > return seq; > } > > -struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, > - struct amdgpu_ring *ring, uint64_t seq) > +struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, > + struct amdgpu_ring *ring, uint64_t seq) > { > struct amdgpu_ctx_ring *cring = & ctx->rings[ring->idx]; > - struct fence *fence; > + struct dma_fence *fence; > > spin_lock(&ctx->ring_lock); > > @@ -288,7 +288,7 @@ struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, > return NULL; > } > > - fence = fence_get(cring->fences[seq & (amdgpu_sched_jobs - 1)]); > + fence = dma_fence_get(cring->fences[seq & (amdgpu_sched_jobs - 1)]); > spin_unlock(&ctx->ring_lock); > > return fence; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c > index b4f4a9239069..0262b43c8f0e 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c > @@ -1599,7 +1599,7 @@ int amdgpu_device_init(struct amdgpu_device *adev, > adev->vm_manager.vm_pte_funcs = NULL; > adev->vm_manager.vm_pte_num_rings = 0; > adev->gart.gart_funcs = NULL; > - adev->fence_context = fence_context_alloc(AMDGPU_MAX_RINGS); > + adev->fence_context = dma_fence_context_alloc(AMDGPU_MAX_RINGS); > > adev->smc_rreg = &amdgpu_invalid_rreg; > adev->smc_wreg = &amdgpu_invalid_wreg; > @@ -2193,7 +2193,7 @@ bool amdgpu_need_backup(struct amdgpu_device *adev) > static int amdgpu_recover_vram_from_shadow(struct amdgpu_device *adev, > struct amdgpu_ring *ring, > struct amdgpu_bo *bo, > - struct fence **fence) > + struct dma_fence **fence) > { > uint32_t domain; > int r; > @@ -2312,30 +2312,30 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev) > if (need_full_reset && amdgpu_need_backup(adev)) { > struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; > struct amdgpu_bo *bo, *tmp; > - struct fence *fence = NULL, *next = NULL; > + struct dma_fence *fence = NULL, *next = NULL; > > DRM_INFO("recover vram bo from shadow\n"); > mutex_lock(&adev->shadow_list_lock); > list_for_each_entry_safe(bo, tmp, &adev->shadow_list, shadow_list) { > amdgpu_recover_vram_from_shadow(adev, ring, bo, &next); > if (fence) { > - r = fence_wait(fence, false); > + r = dma_fence_wait(fence, false); > if (r) { > WARN(r, "recovery from shadow isn't comleted\n"); > break; > } > } > > - fence_put(fence); > + dma_fence_put(fence); > fence = next; > } > mutex_unlock(&adev->shadow_list_lock); > if (fence) { > - r = fence_wait(fence, false); > + r = dma_fence_wait(fence, false); > if (r) > WARN(r, "recovery from shadow isn't comleted\n"); > } > - fence_put(fence); > + dma_fence_put(fence); > } > for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { > struct amdgpu_ring *ring = adev->rings[i]; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c > index 083e2b429872..075c0d7db205 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c > @@ -35,29 +35,29 @@ > #include <drm/drm_crtc_helper.h> > #include <drm/drm_edid.h> > > -static void amdgpu_flip_callback(struct fence *f, struct fence_cb *cb) > +static void amdgpu_flip_callback(struct dma_fence *f, struct dma_fence_cb *cb) > { > struct amdgpu_flip_work *work = > container_of(cb, struct amdgpu_flip_work, cb); > > - fence_put(f); > + dma_fence_put(f); > schedule_work(&work->flip_work.work); > } > > static bool amdgpu_flip_handle_fence(struct amdgpu_flip_work *work, > - struct fence **f) > + struct dma_fence **f) > { > - struct fence *fence= *f; > + struct dma_fence *fence= *f; > > if (fence == NULL) > return false; > > *f = NULL; > > - if (!fence_add_callback(fence, &work->cb, amdgpu_flip_callback)) > + if (!dma_fence_add_callback(fence, &work->cb, amdgpu_flip_callback)) > return true; > > - fence_put(fence); > + dma_fence_put(fence); > return false; > } > > @@ -244,9 +244,9 @@ int amdgpu_crtc_page_flip_target(struct drm_crtc *crtc, > > cleanup: > amdgpu_bo_unref(&work->old_abo); > - fence_put(work->excl); > + dma_fence_put(work->excl); > for (i = 0; i < work->shared_count; ++i) > - fence_put(work->shared[i]); > + dma_fence_put(work->shared[i]); > kfree(work->shared); > kfree(work); > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c > index 3a2e42f4b897..57552c79ec58 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c > @@ -48,7 +48,7 @@ > */ > > struct amdgpu_fence { > - struct fence base; > + struct dma_fence base; > > /* RB, DMA, etc. */ > struct amdgpu_ring *ring; > @@ -73,8 +73,8 @@ void amdgpu_fence_slab_fini(void) > /* > * Cast helper > */ > -static const struct fence_ops amdgpu_fence_ops; > -static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f) > +static const struct dma_fence_ops amdgpu_fence_ops; > +static inline struct amdgpu_fence *to_amdgpu_fence(struct dma_fence *f) > { > struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base); > > @@ -130,11 +130,11 @@ static u32 amdgpu_fence_read(struct amdgpu_ring *ring) > * Emits a fence command on the requested ring (all asics). > * Returns 0 on success, -ENOMEM on failure. > */ > -int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) > +int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_fence *fence; > - struct fence *old, **ptr; > + struct dma_fence *old, **ptr; > uint32_t seq; > > fence = kmem_cache_alloc(amdgpu_fence_slab, GFP_KERNEL); > @@ -143,10 +143,10 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) > > seq = ++ring->fence_drv.sync_seq; > fence->ring = ring; > - fence_init(&fence->base, &amdgpu_fence_ops, > - &ring->fence_drv.lock, > - adev->fence_context + ring->idx, > - seq); > + dma_fence_init(&fence->base, &amdgpu_fence_ops, > + &ring->fence_drv.lock, > + adev->fence_context + ring->idx, > + seq); > amdgpu_ring_emit_fence(ring, ring->fence_drv.gpu_addr, > seq, AMDGPU_FENCE_FLAG_INT); > > @@ -155,12 +155,12 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) > * emitting the fence would mess up the hardware ring buffer. > */ > old = rcu_dereference_protected(*ptr, 1); > - if (old && !fence_is_signaled(old)) { > + if (old && !dma_fence_is_signaled(old)) { > DRM_INFO("rcu slot is busy\n"); > - fence_wait(old, false); > + dma_fence_wait(old, false); > } > > - rcu_assign_pointer(*ptr, fence_get(&fence->base)); > + rcu_assign_pointer(*ptr, dma_fence_get(&fence->base)); > > *f = &fence->base; > > @@ -211,7 +211,7 @@ void amdgpu_fence_process(struct amdgpu_ring *ring) > seq &= drv->num_fences_mask; > > do { > - struct fence *fence, **ptr; > + struct dma_fence *fence, **ptr; > > ++last_seq; > last_seq &= drv->num_fences_mask; > @@ -224,13 +224,13 @@ void amdgpu_fence_process(struct amdgpu_ring *ring) > if (!fence) > continue; > > - r = fence_signal(fence); > + r = dma_fence_signal(fence); > if (!r) > - FENCE_TRACE(fence, "signaled from irq context\n"); > + DMA_FENCE_TRACE(fence, "signaled from irq context\n"); > else > BUG(); > > - fence_put(fence); > + dma_fence_put(fence); > } while (last_seq != seq); > } > > @@ -260,7 +260,7 @@ static void amdgpu_fence_fallback(unsigned long arg) > int amdgpu_fence_wait_empty(struct amdgpu_ring *ring) > { > uint64_t seq = ACCESS_ONCE(ring->fence_drv.sync_seq); > - struct fence *fence, **ptr; > + struct dma_fence *fence, **ptr; > int r; > > if (!seq) > @@ -269,14 +269,14 @@ int amdgpu_fence_wait_empty(struct amdgpu_ring *ring) > ptr = &ring->fence_drv.fences[seq & ring->fence_drv.num_fences_mask]; > rcu_read_lock(); > fence = rcu_dereference(*ptr); > - if (!fence || !fence_get_rcu(fence)) { > + if (!fence || !dma_fence_get_rcu(fence)) { > rcu_read_unlock(); > return 0; > } > rcu_read_unlock(); > > - r = fence_wait(fence, false); > - fence_put(fence); > + r = dma_fence_wait(fence, false); > + dma_fence_put(fence); > return r; > } > > @@ -452,7 +452,7 @@ void amdgpu_fence_driver_fini(struct amdgpu_device *adev) > amd_sched_fini(&ring->sched); > del_timer_sync(&ring->fence_drv.fallback_timer); > for (j = 0; j <= ring->fence_drv.num_fences_mask; ++j) > - fence_put(ring->fence_drv.fences[j]); > + dma_fence_put(ring->fence_drv.fences[j]); > kfree(ring->fence_drv.fences); > ring->fence_drv.fences = NULL; > ring->fence_drv.initialized = false; > @@ -541,12 +541,12 @@ void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev) > * Common fence implementation > */ > > -static const char *amdgpu_fence_get_driver_name(struct fence *fence) > +static const char *amdgpu_fence_get_driver_name(struct dma_fence *fence) > { > return "amdgpu"; > } > > -static const char *amdgpu_fence_get_timeline_name(struct fence *f) > +static const char *amdgpu_fence_get_timeline_name(struct dma_fence *f) > { > struct amdgpu_fence *fence = to_amdgpu_fence(f); > return (const char *)fence->ring->name; > @@ -560,7 +560,7 @@ static const char *amdgpu_fence_get_timeline_name(struct fence *f) > * to fence_queue that checks if this fence is signaled, and if so it > * signals the fence and removes itself. > */ > -static bool amdgpu_fence_enable_signaling(struct fence *f) > +static bool amdgpu_fence_enable_signaling(struct dma_fence *f) > { > struct amdgpu_fence *fence = to_amdgpu_fence(f); > struct amdgpu_ring *ring = fence->ring; > @@ -568,7 +568,7 @@ static bool amdgpu_fence_enable_signaling(struct fence *f) > if (!timer_pending(&ring->fence_drv.fallback_timer)) > amdgpu_fence_schedule_fallback(ring); > > - FENCE_TRACE(&fence->base, "armed on ring %i!\n", ring->idx); > + DMA_FENCE_TRACE(&fence->base, "armed on ring %i!\n", ring->idx); > > return true; > } > @@ -582,7 +582,7 @@ static bool amdgpu_fence_enable_signaling(struct fence *f) > */ > static void amdgpu_fence_free(struct rcu_head *rcu) > { > - struct fence *f = container_of(rcu, struct fence, rcu); > + struct dma_fence *f = container_of(rcu, struct dma_fence, rcu); > struct amdgpu_fence *fence = to_amdgpu_fence(f); > kmem_cache_free(amdgpu_fence_slab, fence); > } > @@ -595,16 +595,16 @@ static void amdgpu_fence_free(struct rcu_head *rcu) > * This function is called when the reference count becomes zero. > * It just RCU schedules freeing up the fence. > */ > -static void amdgpu_fence_release(struct fence *f) > +static void amdgpu_fence_release(struct dma_fence *f) > { > call_rcu(&f->rcu, amdgpu_fence_free); > } > > -static const struct fence_ops amdgpu_fence_ops = { > +static const struct dma_fence_ops amdgpu_fence_ops = { > .get_driver_name = amdgpu_fence_get_driver_name, > .get_timeline_name = amdgpu_fence_get_timeline_name, > .enable_signaling = amdgpu_fence_enable_signaling, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = amdgpu_fence_release, > }; > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c > index 6a6c86c9c169..c3672dfcfd6a 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c > @@ -89,7 +89,7 @@ int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, > * Free an IB (all asics). > */ > void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, > - struct fence *f) > + struct dma_fence *f) > { > amdgpu_sa_bo_free(adev, &ib->sa_bo, f); > } > @@ -116,8 +116,8 @@ void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, > * to SI there was just a DE IB. > */ > int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, > - struct amdgpu_ib *ibs, struct fence *last_vm_update, > - struct amdgpu_job *job, struct fence **f) > + struct amdgpu_ib *ibs, struct dma_fence *last_vm_update, > + struct amdgpu_job *job, struct dma_fence **f) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib *ib = &ibs[0]; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c > index 8c5807994073..a0de6286c453 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c > @@ -81,7 +81,7 @@ int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size, > > void amdgpu_job_free_resources(struct amdgpu_job *job) > { > - struct fence *f; > + struct dma_fence *f; > unsigned i; > > /* use sched fence if available */ > @@ -95,7 +95,7 @@ static void amdgpu_job_free_cb(struct amd_sched_job *s_job) > { > struct amdgpu_job *job = container_of(s_job, struct amdgpu_job, base); > > - fence_put(job->fence); > + dma_fence_put(job->fence); > amdgpu_sync_free(&job->sync); > kfree(job); > } > @@ -104,14 +104,14 @@ void amdgpu_job_free(struct amdgpu_job *job) > { > amdgpu_job_free_resources(job); > > - fence_put(job->fence); > + dma_fence_put(job->fence); > amdgpu_sync_free(&job->sync); > kfree(job); > } > > int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, > struct amd_sched_entity *entity, void *owner, > - struct fence **f) > + struct dma_fence **f) > { > int r; > job->ring = ring; > @@ -125,19 +125,19 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, > > job->owner = owner; > job->fence_ctx = entity->fence_context; > - *f = fence_get(&job->base.s_fence->finished); > + *f = dma_fence_get(&job->base.s_fence->finished); > amdgpu_job_free_resources(job); > amd_sched_entity_push_job(&job->base); > > return 0; > } > > -static struct fence *amdgpu_job_dependency(struct amd_sched_job *sched_job) > +static struct dma_fence *amdgpu_job_dependency(struct amd_sched_job *sched_job) > { > struct amdgpu_job *job = to_amdgpu_job(sched_job); > struct amdgpu_vm *vm = job->vm; > > - struct fence *fence = amdgpu_sync_get_fence(&job->sync); > + struct dma_fence *fence = amdgpu_sync_get_fence(&job->sync); > > if (fence == NULL && vm && !job->vm_id) { > struct amdgpu_ring *ring = job->ring; > @@ -155,9 +155,9 @@ static struct fence *amdgpu_job_dependency(struct amd_sched_job *sched_job) > return fence; > } > > -static struct fence *amdgpu_job_run(struct amd_sched_job *sched_job) > +static struct dma_fence *amdgpu_job_run(struct amd_sched_job *sched_job) > { > - struct fence *fence = NULL; > + struct dma_fence *fence = NULL; > struct amdgpu_job *job; > int r; > > @@ -176,8 +176,8 @@ static struct fence *amdgpu_job_run(struct amd_sched_job *sched_job) > DRM_ERROR("Error scheduling IBs (%d)\n", r); > > /* if gpu reset, hw fence will be replaced here */ > - fence_put(job->fence); > - job->fence = fence_get(fence); > + dma_fence_put(job->fence); > + job->fence = dma_fence_get(fence); > amdgpu_job_free_resources(job); > return fence; > } > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c > index aa074fac0c7f..55e142a5ff5f 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c > @@ -383,7 +383,7 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev, > > if (flags & AMDGPU_GEM_CREATE_VRAM_CLEARED && > bo->tbo.mem.placement & TTM_PL_FLAG_VRAM) { > - struct fence *fence; > + struct dma_fence *fence; > > if (adev->mman.buffer_funcs_ring == NULL || > !adev->mman.buffer_funcs_ring->ready) { > @@ -403,9 +403,9 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev, > amdgpu_fill_buffer(bo, 0, bo->tbo.resv, &fence); > amdgpu_bo_fence(bo, fence, false); > amdgpu_bo_unreserve(bo); > - fence_put(bo->tbo.moving); > - bo->tbo.moving = fence_get(fence); > - fence_put(fence); > + dma_fence_put(bo->tbo.moving); > + bo->tbo.moving = dma_fence_get(fence); > + dma_fence_put(fence); > } > *bo_ptr = bo; > > @@ -491,7 +491,7 @@ int amdgpu_bo_backup_to_shadow(struct amdgpu_device *adev, > struct amdgpu_ring *ring, > struct amdgpu_bo *bo, > struct reservation_object *resv, > - struct fence **fence, > + struct dma_fence **fence, > bool direct) > > { > @@ -523,7 +523,7 @@ int amdgpu_bo_restore_from_shadow(struct amdgpu_device *adev, > struct amdgpu_ring *ring, > struct amdgpu_bo *bo, > struct reservation_object *resv, > - struct fence **fence, > + struct dma_fence **fence, > bool direct) > > { > @@ -926,7 +926,7 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) > * @shared: true if fence should be added shared > * > */ > -void amdgpu_bo_fence(struct amdgpu_bo *bo, struct fence *fence, > +void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence, > bool shared) > { > struct reservation_object *resv = bo->tbo.resv; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h > index 8255034d73eb..3e785ed3cb4b 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h > @@ -156,19 +156,19 @@ int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void *buffer, > void amdgpu_bo_move_notify(struct ttm_buffer_object *bo, > struct ttm_mem_reg *new_mem); > int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo); > -void amdgpu_bo_fence(struct amdgpu_bo *bo, struct fence *fence, > +void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence, > bool shared); > u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo); > int amdgpu_bo_backup_to_shadow(struct amdgpu_device *adev, > struct amdgpu_ring *ring, > struct amdgpu_bo *bo, > struct reservation_object *resv, > - struct fence **fence, bool direct); > + struct dma_fence **fence, bool direct); > int amdgpu_bo_restore_from_shadow(struct amdgpu_device *adev, > struct amdgpu_ring *ring, > struct amdgpu_bo *bo, > struct reservation_object *resv, > - struct fence **fence, > + struct dma_fence **fence, > bool direct); > > > @@ -200,7 +200,7 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, > unsigned size, unsigned align); > void amdgpu_sa_bo_free(struct amdgpu_device *adev, > struct amdgpu_sa_bo **sa_bo, > - struct fence *fence); > + struct dma_fence *fence); > #if defined(CONFIG_DEBUG_FS) > void amdgpu_sa_bo_dump_debug_info(struct amdgpu_sa_manager *sa_manager, > struct seq_file *m); > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c > index d8af37a845f4..fd26c4b8d793 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c > @@ -147,7 +147,7 @@ static void amdgpu_sa_bo_remove_locked(struct amdgpu_sa_bo *sa_bo) > } > list_del_init(&sa_bo->olist); > list_del_init(&sa_bo->flist); > - fence_put(sa_bo->fence); > + dma_fence_put(sa_bo->fence); > kfree(sa_bo); > } > > @@ -161,7 +161,7 @@ static void amdgpu_sa_bo_try_free(struct amdgpu_sa_manager *sa_manager) > sa_bo = list_entry(sa_manager->hole->next, struct amdgpu_sa_bo, olist); > list_for_each_entry_safe_from(sa_bo, tmp, &sa_manager->olist, olist) { > if (sa_bo->fence == NULL || > - !fence_is_signaled(sa_bo->fence)) { > + !dma_fence_is_signaled(sa_bo->fence)) { > return; > } > amdgpu_sa_bo_remove_locked(sa_bo); > @@ -244,7 +244,7 @@ static bool amdgpu_sa_event(struct amdgpu_sa_manager *sa_manager, > } > > static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager, > - struct fence **fences, > + struct dma_fence **fences, > unsigned *tries) > { > struct amdgpu_sa_bo *best_bo = NULL; > @@ -272,7 +272,7 @@ static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager, > sa_bo = list_first_entry(&sa_manager->flist[i], > struct amdgpu_sa_bo, flist); > > - if (!fence_is_signaled(sa_bo->fence)) { > + if (!dma_fence_is_signaled(sa_bo->fence)) { > fences[i] = sa_bo->fence; > continue; > } > @@ -314,7 +314,7 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, > struct amdgpu_sa_bo **sa_bo, > unsigned size, unsigned align) > { > - struct fence *fences[AMDGPU_SA_NUM_FENCE_LISTS]; > + struct dma_fence *fences[AMDGPU_SA_NUM_FENCE_LISTS]; > unsigned tries[AMDGPU_SA_NUM_FENCE_LISTS]; > unsigned count; > int i, r; > @@ -356,14 +356,14 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, > > for (i = 0, count = 0; i < AMDGPU_SA_NUM_FENCE_LISTS; ++i) > if (fences[i]) > - fences[count++] = fence_get(fences[i]); > + fences[count++] = dma_fence_get(fences[i]); > > if (count) { > spin_unlock(&sa_manager->wq.lock); > - t = fence_wait_any_timeout(fences, count, false, > - MAX_SCHEDULE_TIMEOUT); > + t = dma_fence_wait_any_timeout(fences, count, false, > + MAX_SCHEDULE_TIMEOUT); > for (i = 0; i < count; ++i) > - fence_put(fences[i]); > + dma_fence_put(fences[i]); > > r = (t > 0) ? 0 : t; > spin_lock(&sa_manager->wq.lock); > @@ -384,7 +384,7 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, > } > > void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo, > - struct fence *fence) > + struct dma_fence *fence) > { > struct amdgpu_sa_manager *sa_manager; > > @@ -394,10 +394,10 @@ void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo, > > sa_manager = (*sa_bo)->manager; > spin_lock(&sa_manager->wq.lock); > - if (fence && !fence_is_signaled(fence)) { > + if (fence && !dma_fence_is_signaled(fence)) { > uint32_t idx; > > - (*sa_bo)->fence = fence_get(fence); > + (*sa_bo)->fence = dma_fence_get(fence); > idx = fence->context % AMDGPU_SA_NUM_FENCE_LISTS; > list_add_tail(&(*sa_bo)->flist, &sa_manager->flist[idx]); > } else { > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c > index 5c8d3022fb87..ed814e6d0207 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c > @@ -34,7 +34,7 @@ > > struct amdgpu_sync_entry { > struct hlist_node node; > - struct fence *fence; > + struct dma_fence *fence; > }; > > static struct kmem_cache *amdgpu_sync_slab; > @@ -60,7 +60,8 @@ void amdgpu_sync_create(struct amdgpu_sync *sync) > * > * Test if the fence was issued by us. > */ > -static bool amdgpu_sync_same_dev(struct amdgpu_device *adev, struct fence *f) > +static bool amdgpu_sync_same_dev(struct amdgpu_device *adev, > + struct dma_fence *f) > { > struct amd_sched_fence *s_fence = to_amd_sched_fence(f); > > @@ -81,7 +82,7 @@ static bool amdgpu_sync_same_dev(struct amdgpu_device *adev, struct fence *f) > * > * Extract who originally created the fence. > */ > -static void *amdgpu_sync_get_owner(struct fence *f) > +static void *amdgpu_sync_get_owner(struct dma_fence *f) > { > struct amd_sched_fence *s_fence = to_amd_sched_fence(f); > > @@ -99,13 +100,14 @@ static void *amdgpu_sync_get_owner(struct fence *f) > * > * Either keep the existing fence or the new one, depending which one is later. > */ > -static void amdgpu_sync_keep_later(struct fence **keep, struct fence *fence) > +static void amdgpu_sync_keep_later(struct dma_fence **keep, > + struct dma_fence *fence) > { > - if (*keep && fence_is_later(*keep, fence)) > + if (*keep && dma_fence_is_later(*keep, fence)) > return; > > - fence_put(*keep); > - *keep = fence_get(fence); > + dma_fence_put(*keep); > + *keep = dma_fence_get(fence); > } > > /** > @@ -117,7 +119,7 @@ static void amdgpu_sync_keep_later(struct fence **keep, struct fence *fence) > * Tries to add the fence to an existing hash entry. Returns true when an entry > * was found, false otherwise. > */ > -static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct fence *f) > +static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f) > { > struct amdgpu_sync_entry *e; > > @@ -139,7 +141,7 @@ static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct fence *f) > * > */ > int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, > - struct fence *f) > + struct dma_fence *f) > { > struct amdgpu_sync_entry *e; > > @@ -158,7 +160,7 @@ int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, > return -ENOMEM; > > hash_add(sync->fences, &e->node, f->context); > - e->fence = fence_get(f); > + e->fence = dma_fence_get(f); > return 0; > } > > @@ -177,7 +179,7 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, > void *owner) > { > struct reservation_object_list *flist; > - struct fence *f; > + struct dma_fence *f; > void *fence_owner; > unsigned i; > int r = 0; > @@ -231,15 +233,15 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, > * Returns the next fence not signaled yet without removing it from the sync > * object. > */ > -struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, > - struct amdgpu_ring *ring) > +struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, > + struct amdgpu_ring *ring) > { > struct amdgpu_sync_entry *e; > struct hlist_node *tmp; > int i; > > hash_for_each_safe(sync->fences, i, tmp, e, node) { > - struct fence *f = e->fence; > + struct dma_fence *f = e->fence; > struct amd_sched_fence *s_fence = to_amd_sched_fence(f); > > if (ring && s_fence) { > @@ -247,16 +249,16 @@ struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, > * when they are scheduled. > */ > if (s_fence->sched == &ring->sched) { > - if (fence_is_signaled(&s_fence->scheduled)) > + if (dma_fence_is_signaled(&s_fence->scheduled)) > continue; > > return &s_fence->scheduled; > } > } > > - if (fence_is_signaled(f)) { > + if (dma_fence_is_signaled(f)) { > hash_del(&e->node); > - fence_put(f); > + dma_fence_put(f); > kmem_cache_free(amdgpu_sync_slab, e); > continue; > } > @@ -274,11 +276,11 @@ struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, > * > * Get and removes the next fence from the sync object not signaled yet. > */ > -struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync) > +struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync) > { > struct amdgpu_sync_entry *e; > struct hlist_node *tmp; > - struct fence *f; > + struct dma_fence *f; > int i; > > hash_for_each_safe(sync->fences, i, tmp, e, node) { > @@ -288,10 +290,10 @@ struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync) > hash_del(&e->node); > kmem_cache_free(amdgpu_sync_slab, e); > > - if (!fence_is_signaled(f)) > + if (!dma_fence_is_signaled(f)) > return f; > > - fence_put(f); > + dma_fence_put(f); > } > return NULL; > } > @@ -311,11 +313,11 @@ void amdgpu_sync_free(struct amdgpu_sync *sync) > > hash_for_each_safe(sync->fences, i, tmp, e, node) { > hash_del(&e->node); > - fence_put(e->fence); > + dma_fence_put(e->fence); > kmem_cache_free(amdgpu_sync_slab, e); > } > > - fence_put(sync->last_vm_update); > + dma_fence_put(sync->last_vm_update); > } > > /** > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c > index b827c75e95de..e05a24325eeb 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c > @@ -78,7 +78,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) > void *gtt_map, *vram_map; > void **gtt_start, **gtt_end; > void **vram_start, **vram_end; > - struct fence *fence = NULL; > + struct dma_fence *fence = NULL; > > r = amdgpu_bo_create(adev, size, PAGE_SIZE, true, > AMDGPU_GEM_DOMAIN_GTT, 0, NULL, > @@ -118,13 +118,13 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) > goto out_lclean_unpin; > } > > - r = fence_wait(fence, false); > + r = dma_fence_wait(fence, false); > if (r) { > DRM_ERROR("Failed to wait for GTT->VRAM fence %d\n", i); > goto out_lclean_unpin; > } > > - fence_put(fence); > + dma_fence_put(fence); > > r = amdgpu_bo_kmap(vram_obj, &vram_map); > if (r) { > @@ -163,13 +163,13 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) > goto out_lclean_unpin; > } > > - r = fence_wait(fence, false); > + r = dma_fence_wait(fence, false); > if (r) { > DRM_ERROR("Failed to wait for VRAM->GTT fence %d\n", i); > goto out_lclean_unpin; > } > > - fence_put(fence); > + dma_fence_put(fence); > > r = amdgpu_bo_kmap(gtt_obj[i], >t_map); > if (r) { > @@ -216,7 +216,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) > amdgpu_bo_unref(>t_obj[i]); > } > if (fence) > - fence_put(fence); > + dma_fence_put(fence); > break; > } > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h > index 067e5e683bb3..bb964a8ff938 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h > @@ -104,7 +104,7 @@ TRACE_EVENT(amdgpu_cs_ioctl, > __field(struct amdgpu_device *, adev) > __field(struct amd_sched_job *, sched_job) > __field(struct amdgpu_ib *, ib) > - __field(struct fence *, fence) > + __field(struct dma_fence *, fence) > __field(char *, ring_name) > __field(u32, num_ibs) > ), > @@ -129,7 +129,7 @@ TRACE_EVENT(amdgpu_sched_run_job, > __field(struct amdgpu_device *, adev) > __field(struct amd_sched_job *, sched_job) > __field(struct amdgpu_ib *, ib) > - __field(struct fence *, fence) > + __field(struct dma_fence *, fence) > __field(char *, ring_name) > __field(u32, num_ibs) > ), > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > index dcaf691f56b5..a743aeabc767 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > @@ -268,7 +268,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, > struct amdgpu_device *adev; > struct amdgpu_ring *ring; > uint64_t old_start, new_start; > - struct fence *fence; > + struct dma_fence *fence; > int r; > > adev = amdgpu_get_adev(bo->bdev); > @@ -316,7 +316,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, > return r; > > r = ttm_bo_pipeline_move(bo, fence, evict, new_mem); > - fence_put(fence); > + dma_fence_put(fence); > return r; > } > > @@ -1247,7 +1247,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, > uint64_t dst_offset, > uint32_t byte_count, > struct reservation_object *resv, > - struct fence **fence, bool direct_submit) > + struct dma_fence **fence, bool direct_submit) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_job *job; > @@ -1294,7 +1294,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, > if (direct_submit) { > r = amdgpu_ib_schedule(ring, job->num_ibs, job->ibs, > NULL, NULL, fence); > - job->fence = fence_get(*fence); > + job->fence = dma_fence_get(*fence); > if (r) > DRM_ERROR("Error scheduling IBs (%d)\n", r); > amdgpu_job_free(job); > @@ -1315,7 +1315,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, > int amdgpu_fill_buffer(struct amdgpu_bo *bo, > uint32_t src_data, > struct reservation_object *resv, > - struct fence **fence) > + struct dma_fence **fence) > { > struct amdgpu_device *adev = bo->adev; > struct amdgpu_job *job; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h > index 9812c805326c..3f293e189378 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h > @@ -77,11 +77,11 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, > uint64_t dst_offset, > uint32_t byte_count, > struct reservation_object *resv, > - struct fence **fence, bool direct_submit); > + struct dma_fence **fence, bool direct_submit); > int amdgpu_fill_buffer(struct amdgpu_bo *bo, > uint32_t src_data, > struct reservation_object *resv, > - struct fence **fence); > + struct dma_fence **fence); > > int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma); > bool amdgpu_ttm_is_bound(struct ttm_tt *ttm); > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c > index e3281cacc586..0f6575e7ef8c 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c > @@ -333,7 +333,7 @@ void amdgpu_uvd_free_handles(struct amdgpu_device *adev, struct drm_file *filp) > for (i = 0; i < adev->uvd.max_handles; ++i) { > uint32_t handle = atomic_read(&adev->uvd.handles[i]); > if (handle != 0 && adev->uvd.filp[i] == filp) { > - struct fence *fence; > + struct dma_fence *fence; > > r = amdgpu_uvd_get_destroy_msg(ring, handle, > false, &fence); > @@ -342,8 +342,8 @@ void amdgpu_uvd_free_handles(struct amdgpu_device *adev, struct drm_file *filp) > continue; > } > > - fence_wait(fence, false); > - fence_put(fence); > + dma_fence_wait(fence, false); > + dma_fence_put(fence); > > adev->uvd.filp[i] = NULL; > atomic_set(&adev->uvd.handles[i], 0); > @@ -909,14 +909,14 @@ int amdgpu_uvd_ring_parse_cs(struct amdgpu_cs_parser *parser, uint32_t ib_idx) > } > > static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, > - bool direct, struct fence **fence) > + bool direct, struct dma_fence **fence) > { > struct ttm_validate_buffer tv; > struct ww_acquire_ctx ticket; > struct list_head head; > struct amdgpu_job *job; > struct amdgpu_ib *ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > struct amdgpu_device *adev = ring->adev; > uint64_t addr; > int i, r; > @@ -960,7 +960,7 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, > > if (direct) { > r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f); > - job->fence = fence_get(f); > + job->fence = dma_fence_get(f); > if (r) > goto err_free; > > @@ -975,9 +975,9 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, > ttm_eu_fence_buffer_objects(&ticket, &head, f); > > if (fence) > - *fence = fence_get(f); > + *fence = dma_fence_get(f); > amdgpu_bo_unref(&bo); > - fence_put(f); > + dma_fence_put(f); > > return 0; > > @@ -993,7 +993,7 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, > crash the vcpu so just try to emmit a dummy create/destroy msg to > avoid this */ > int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, > - struct fence **fence) > + struct dma_fence **fence) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_bo *bo; > @@ -1042,7 +1042,7 @@ int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, > } > > int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, > - bool direct, struct fence **fence) > + bool direct, struct dma_fence **fence) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_bo *bo; > @@ -1128,7 +1128,7 @@ void amdgpu_uvd_ring_end_use(struct amdgpu_ring *ring) > */ > int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > - struct fence *fence; > + struct dma_fence *fence; > long r; > > r = amdgpu_uvd_get_create_msg(ring, 1, NULL); > @@ -1143,7 +1143,7 @@ int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout) > goto error; > } > > - r = fence_wait_timeout(fence, false, timeout); > + r = dma_fence_wait_timeout(fence, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out.\n"); > r = -ETIMEDOUT; > @@ -1154,7 +1154,7 @@ int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout) > r = 0; > } > > - fence_put(fence); > + dma_fence_put(fence); > > error: > return r; > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h > index c850009602d1..6249ba1bde2a 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h > @@ -29,9 +29,9 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev); > int amdgpu_uvd_suspend(struct amdgpu_device *adev); > int amdgpu_uvd_resume(struct amdgpu_device *adev); > int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, > - struct fence **fence); > + struct dma_fence **fence); > int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, > - bool direct, struct fence **fence); > + bool direct, struct dma_fence **fence); > void amdgpu_uvd_free_handles(struct amdgpu_device *adev, > struct drm_file *filp); > int amdgpu_uvd_ring_parse_cs(struct amdgpu_cs_parser *parser, uint32_t ib_idx); > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c > index 7fe8fd884f06..f0f8afb85585 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c > @@ -395,12 +395,12 @@ void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp) > * Open up a stream for HW test > */ > int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, > - struct fence **fence) > + struct dma_fence **fence) > { > const unsigned ib_size_dw = 1024; > struct amdgpu_job *job; > struct amdgpu_ib *ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > uint64_t dummy; > int i, r; > > @@ -450,14 +450,14 @@ int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, > ib->ptr[i] = 0x0; > > r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f); > - job->fence = fence_get(f); > + job->fence = dma_fence_get(f); > if (r) > goto err; > > amdgpu_job_free(job); > if (fence) > - *fence = fence_get(f); > - fence_put(f); > + *fence = dma_fence_get(f); > + dma_fence_put(f); > return 0; > > err: > @@ -476,12 +476,12 @@ int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, > * Close up a stream for HW test or if userspace failed to do so > */ > int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, > - bool direct, struct fence **fence) > + bool direct, struct dma_fence **fence) > { > const unsigned ib_size_dw = 1024; > struct amdgpu_job *job; > struct amdgpu_ib *ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > int i, r; > > r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job); > @@ -513,7 +513,7 @@ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, > > if (direct) { > r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f); > - job->fence = fence_get(f); > + job->fence = dma_fence_get(f); > if (r) > goto err; > > @@ -526,8 +526,8 @@ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, > } > > if (fence) > - *fence = fence_get(f); > - fence_put(f); > + *fence = dma_fence_get(f); > + dma_fence_put(f); > return 0; > > err: > @@ -883,7 +883,7 @@ int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring) > */ > int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > - struct fence *fence = NULL; > + struct dma_fence *fence = NULL; > long r; > > /* skip vce ring1/2 ib test for now, since it's not reliable */ > @@ -902,7 +902,7 @@ int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout) > goto error; > } > > - r = fence_wait_timeout(fence, false, timeout); > + r = dma_fence_wait_timeout(fence, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out.\n"); > r = -ETIMEDOUT; > @@ -913,6 +913,6 @@ int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout) > r = 0; > } > error: > - fence_put(fence); > + dma_fence_put(fence); > return r; > } > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h > index 12729d2852df..566c29ddeeb6 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h > @@ -29,9 +29,9 @@ int amdgpu_vce_sw_fini(struct amdgpu_device *adev); > int amdgpu_vce_suspend(struct amdgpu_device *adev); > int amdgpu_vce_resume(struct amdgpu_device *adev); > int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, > - struct fence **fence); > + struct dma_fence **fence); > int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, > - bool direct, struct fence **fence); > + bool direct, struct dma_fence **fence); > void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp); > int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx); > void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib, > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c > index 06f24322e7c3..22cabb5456e0 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c > @@ -25,7 +25,7 @@ > * Alex Deucher > * Jerome Glisse > */ > -#include <linux/fence-array.h> > +#include <linux/dma-fence-array.h> > #include <drm/drmP.h> > #include <drm/amdgpu_drm.h> > #include "amdgpu.h" > @@ -194,14 +194,14 @@ static bool amdgpu_vm_is_gpu_reset(struct amdgpu_device *adev, > * Allocate an id for the vm, adding fences to the sync obj as necessary. > */ > int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, > - struct amdgpu_sync *sync, struct fence *fence, > + struct amdgpu_sync *sync, struct dma_fence *fence, > struct amdgpu_job *job) > { > struct amdgpu_device *adev = ring->adev; > uint64_t fence_context = adev->fence_context + ring->idx; > - struct fence *updates = sync->last_vm_update; > + struct dma_fence *updates = sync->last_vm_update; > struct amdgpu_vm_id *id, *idle; > - struct fence **fences; > + struct dma_fence **fences; > unsigned i; > int r = 0; > > @@ -225,17 +225,17 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, > if (&idle->list == &adev->vm_manager.ids_lru) { > u64 fence_context = adev->vm_manager.fence_context + ring->idx; > unsigned seqno = ++adev->vm_manager.seqno[ring->idx]; > - struct fence_array *array; > + struct dma_fence_array *array; > unsigned j; > > for (j = 0; j < i; ++j) > - fence_get(fences[j]); > + dma_fence_get(fences[j]); > > - array = fence_array_create(i, fences, fence_context, > + array = dma_fence_array_create(i, fences, fence_context, > seqno, true); > if (!array) { > for (j = 0; j < i; ++j) > - fence_put(fences[j]); > + dma_fence_put(fences[j]); > kfree(fences); > r = -ENOMEM; > goto error; > @@ -243,7 +243,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, > > > r = amdgpu_sync_fence(ring->adev, sync, &array->base); > - fence_put(&array->base); > + dma_fence_put(&array->base); > if (r) > goto error; > > @@ -257,7 +257,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, > /* Check if we can use a VMID already assigned to this VM */ > i = ring->idx; > do { > - struct fence *flushed; > + struct dma_fence *flushed; > > id = vm->ids[i++]; > if (i == AMDGPU_MAX_RINGS) > @@ -279,12 +279,12 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, > continue; > > if (id->last_flush->context != fence_context && > - !fence_is_signaled(id->last_flush)) > + !dma_fence_is_signaled(id->last_flush)) > continue; > > flushed = id->flushed_updates; > if (updates && > - (!flushed || fence_is_later(updates, flushed))) > + (!flushed || dma_fence_is_later(updates, flushed))) > continue; > > /* Good we can use this VMID. Remember this submission as > @@ -315,14 +315,14 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, > if (r) > goto error; > > - fence_put(id->first); > - id->first = fence_get(fence); > + dma_fence_put(id->first); > + id->first = dma_fence_get(fence); > > - fence_put(id->last_flush); > + dma_fence_put(id->last_flush); > id->last_flush = NULL; > > - fence_put(id->flushed_updates); > - id->flushed_updates = fence_get(updates); > + dma_fence_put(id->flushed_updates); > + id->flushed_updates = dma_fence_get(updates); > > id->pd_gpu_addr = job->vm_pd_addr; > id->current_gpu_reset_count = atomic_read(&adev->gpu_reset_counter); > @@ -393,7 +393,7 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job) > > if (ring->funcs->emit_vm_flush && (job->vm_needs_flush || > amdgpu_vm_is_gpu_reset(adev, id))) { > - struct fence *fence; > + struct dma_fence *fence; > > trace_amdgpu_vm_flush(job->vm_pd_addr, ring->idx, job->vm_id); > amdgpu_ring_emit_vm_flush(ring, job->vm_id, job->vm_pd_addr); > @@ -403,7 +403,7 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job) > return r; > > mutex_lock(&adev->vm_manager.lock); > - fence_put(id->last_flush); > + dma_fence_put(id->last_flush); > id->last_flush = fence; > mutex_unlock(&adev->vm_manager.lock); > } > @@ -537,7 +537,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, > struct amdgpu_bo *bo) > { > struct amdgpu_ring *ring; > - struct fence *fence = NULL; > + struct dma_fence *fence = NULL; > struct amdgpu_job *job; > struct amdgpu_pte_update_params params; > unsigned entries; > @@ -578,7 +578,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, > goto error_free; > > amdgpu_bo_fence(bo, fence, true); > - fence_put(fence); > + dma_fence_put(fence); > return 0; > > error_free: > @@ -625,7 +625,7 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, > unsigned count = 0, pt_idx, ndw; > struct amdgpu_job *job; > struct amdgpu_pte_update_params params; > - struct fence *fence = NULL; > + struct dma_fence *fence = NULL; > > int r; > > @@ -714,9 +714,9 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, > goto error_free; > > amdgpu_bo_fence(pd, fence, true); > - fence_put(vm->page_directory_fence); > - vm->page_directory_fence = fence_get(fence); > - fence_put(fence); > + dma_fence_put(vm->page_directory_fence); > + vm->page_directory_fence = dma_fence_get(fence); > + dma_fence_put(fence); > > } else { > amdgpu_job_free(job); > @@ -929,20 +929,20 @@ static void amdgpu_vm_frag_ptes(struct amdgpu_pte_update_params *params, > * Returns 0 for success, -EINVAL for failure. > */ > static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, > - struct fence *exclusive, > + struct dma_fence *exclusive, > uint64_t src, > dma_addr_t *pages_addr, > struct amdgpu_vm *vm, > uint64_t start, uint64_t last, > uint32_t flags, uint64_t addr, > - struct fence **fence) > + struct dma_fence **fence) > { > struct amdgpu_ring *ring; > void *owner = AMDGPU_FENCE_OWNER_VM; > unsigned nptes, ncmds, ndw; > struct amdgpu_job *job; > struct amdgpu_pte_update_params params; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > int r; > > memset(¶ms, 0, sizeof(params)); > @@ -1045,10 +1045,10 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, > > amdgpu_bo_fence(vm->page_directory, f, true); > if (fence) { > - fence_put(*fence); > - *fence = fence_get(f); > + dma_fence_put(*fence); > + *fence = dma_fence_get(f); > } > - fence_put(f); > + dma_fence_put(f); > return 0; > > error_free: > @@ -1074,13 +1074,13 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, > * Returns 0 for success, -EINVAL for failure. > */ > static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, > - struct fence *exclusive, > + struct dma_fence *exclusive, > uint32_t gtt_flags, > dma_addr_t *pages_addr, > struct amdgpu_vm *vm, > struct amdgpu_bo_va_mapping *mapping, > uint32_t flags, uint64_t addr, > - struct fence **fence) > + struct dma_fence **fence) > { > const uint64_t max_size = 64ULL * 1024ULL * 1024ULL / AMDGPU_GPU_PAGE_SIZE; > > @@ -1147,7 +1147,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, > dma_addr_t *pages_addr = NULL; > uint32_t gtt_flags, flags; > struct ttm_mem_reg *mem; > - struct fence *exclusive; > + struct dma_fence *exclusive; > uint64_t addr; > int r; > > @@ -1547,7 +1547,7 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, > kfree(mapping); > } > > - fence_put(bo_va->last_pt_update); > + dma_fence_put(bo_va->last_pt_update); > kfree(bo_va); > } > > @@ -1709,7 +1709,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) > > amdgpu_bo_unref(&vm->page_directory->shadow); > amdgpu_bo_unref(&vm->page_directory); > - fence_put(vm->page_directory_fence); > + dma_fence_put(vm->page_directory_fence); > } > > /** > @@ -1733,7 +1733,8 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev) > &adev->vm_manager.ids_lru); > } > > - adev->vm_manager.fence_context = fence_context_alloc(AMDGPU_MAX_RINGS); > + adev->vm_manager.fence_context = > + dma_fence_context_alloc(AMDGPU_MAX_RINGS); > for (i = 0; i < AMDGPU_MAX_RINGS; ++i) > adev->vm_manager.seqno[i] = 0; > > @@ -1755,8 +1756,8 @@ void amdgpu_vm_manager_fini(struct amdgpu_device *adev) > for (i = 0; i < AMDGPU_NUM_VM; ++i) { > struct amdgpu_vm_id *id = &adev->vm_manager.ids[i]; > > - fence_put(adev->vm_manager.ids[i].first); > + dma_fence_put(adev->vm_manager.ids[i].first); > amdgpu_sync_free(&adev->vm_manager.ids[i].active); > - fence_put(id->flushed_updates); > + dma_fence_put(id->flushed_updates); > } > } > diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c > index cb952acc7133..321b9d5a4e6e 100644 > --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c > +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c > @@ -622,7 +622,7 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > unsigned index; > u32 tmp = 0; > u64 gpu_addr; > @@ -655,7 +655,7 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring, long timeout) > if (r) > goto err1; > > - r = fence_wait_timeout(f, false, timeout); > + r = dma_fence_wait_timeout(f, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out\n"); > r = -ETIMEDOUT; > @@ -675,7 +675,7 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring, long timeout) > > err1: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > err0: > amdgpu_wb_free(adev, index); > return r; > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c > index 40abb6b81c09..7dc11a19e49d 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c > @@ -1522,7 +1522,7 @@ static int gfx_v6_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > uint32_t scratch; > uint32_t tmp = 0; > long r; > @@ -1548,7 +1548,7 @@ static int gfx_v6_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > if (r) > goto err2; > > - r = fence_wait_timeout(f, false, timeout); > + r = dma_fence_wait_timeout(f, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out\n"); > r = -ETIMEDOUT; > @@ -1569,7 +1569,7 @@ static int gfx_v6_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > > err2: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > err1: > amdgpu_gfx_scratch_free(adev, scratch); > return r; > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c > index 71116da9e782..3865ffe7de55 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c > @@ -2286,7 +2286,7 @@ static int gfx_v7_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > uint32_t scratch; > uint32_t tmp = 0; > long r; > @@ -2312,7 +2312,7 @@ static int gfx_v7_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > if (r) > goto err2; > > - r = fence_wait_timeout(f, false, timeout); > + r = dma_fence_wait_timeout(f, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out\n"); > r = -ETIMEDOUT; > @@ -2333,7 +2333,7 @@ static int gfx_v7_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > > err2: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > err1: > amdgpu_gfx_scratch_free(adev, scratch); > return r; > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c > index ee6a48a09214..a9dd18847c40 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c > @@ -798,7 +798,7 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > uint32_t scratch; > uint32_t tmp = 0; > long r; > @@ -824,7 +824,7 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > if (r) > goto err2; > > - r = fence_wait_timeout(f, false, timeout); > + r = dma_fence_wait_timeout(f, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out.\n"); > r = -ETIMEDOUT; > @@ -844,7 +844,7 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > } > err2: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > err1: > amdgpu_gfx_scratch_free(adev, scratch); > return r; > @@ -1575,7 +1575,7 @@ static int gfx_v8_0_do_edc_gpr_workarounds(struct amdgpu_device *adev) > { > struct amdgpu_ring *ring = &adev->gfx.compute_ring[0]; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > int r, i; > u32 tmp; > unsigned total_size, vgpr_offset, sgpr_offset; > @@ -1708,7 +1708,7 @@ static int gfx_v8_0_do_edc_gpr_workarounds(struct amdgpu_device *adev) > } > > /* wait for the GPU to finish processing the IB */ > - r = fence_wait(f, false); > + r = dma_fence_wait(f, false); > if (r) { > DRM_ERROR("amdgpu: fence wait failed (%d).\n", r); > goto fail; > @@ -1729,7 +1729,7 @@ static int gfx_v8_0_do_edc_gpr_workarounds(struct amdgpu_device *adev) > > fail: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > > return r; > } > diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c > index 565dab3c7218..7edf6e8c63dc 100644 > --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c > +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c > @@ -668,7 +668,7 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > unsigned index; > u32 tmp = 0; > u64 gpu_addr; > @@ -705,7 +705,7 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring, long timeout) > if (r) > goto err1; > > - r = fence_wait_timeout(f, false, timeout); > + r = dma_fence_wait_timeout(f, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out\n"); > r = -ETIMEDOUT; > @@ -725,7 +725,7 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring, long timeout) > > err1: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > err0: > amdgpu_wb_free(adev, index); > return r; > diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c > index a9d10941fb53..1932a67c62ef 100644 > --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c > @@ -871,7 +871,7 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > unsigned index; > u32 tmp = 0; > u64 gpu_addr; > @@ -908,7 +908,7 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > if (r) > goto err1; > > - r = fence_wait_timeout(f, false, timeout); > + r = dma_fence_wait_timeout(f, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out\n"); > r = -ETIMEDOUT; > @@ -927,7 +927,7 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) > } > err1: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > err0: > amdgpu_wb_free(adev, index); > return r; > diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c > index de358193a8f9..b4cf4e25bf91 100644 > --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c > +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c > @@ -274,7 +274,7 @@ static int si_dma_ring_test_ib(struct amdgpu_ring *ring, long timeout) > { > struct amdgpu_device *adev = ring->adev; > struct amdgpu_ib ib; > - struct fence *f = NULL; > + struct dma_fence *f = NULL; > unsigned index; > u32 tmp = 0; > u64 gpu_addr; > @@ -305,7 +305,7 @@ static int si_dma_ring_test_ib(struct amdgpu_ring *ring, long timeout) > if (r) > goto err1; > > - r = fence_wait_timeout(f, false, timeout); > + r = dma_fence_wait_timeout(f, false, timeout); > if (r == 0) { > DRM_ERROR("amdgpu: IB test timed out\n"); > r = -ETIMEDOUT; > @@ -325,7 +325,7 @@ static int si_dma_ring_test_ib(struct amdgpu_ring *ring, long timeout) > > err1: > amdgpu_ib_free(adev, &ib, NULL); > - fence_put(f); > + dma_fence_put(f); > err0: > amdgpu_wb_free(adev, index); > return r; > diff --git a/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h b/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h > index b961a1c6caf3..dbd4fd3a810b 100644 > --- a/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h > +++ b/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h > @@ -17,7 +17,7 @@ TRACE_EVENT(amd_sched_job, > TP_STRUCT__entry( > __field(struct amd_sched_entity *, entity) > __field(struct amd_sched_job *, sched_job) > - __field(struct fence *, fence) > + __field(struct dma_fence *, fence) > __field(const char *, name) > __field(u32, job_count) > __field(int, hw_job_count) > @@ -42,7 +42,7 @@ TRACE_EVENT(amd_sched_process_job, > TP_PROTO(struct amd_sched_fence *fence), > TP_ARGS(fence), > TP_STRUCT__entry( > - __field(struct fence *, fence) > + __field(struct dma_fence *, fence) > ), > > TP_fast_assign( > diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c > index 963a24d46a93..5364e6a7ec8f 100644 > --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c > +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c > @@ -32,7 +32,7 @@ > > static bool amd_sched_entity_is_ready(struct amd_sched_entity *entity); > static void amd_sched_wakeup(struct amd_gpu_scheduler *sched); > -static void amd_sched_process_job(struct fence *f, struct fence_cb *cb); > +static void amd_sched_process_job(struct dma_fence *f, struct dma_fence_cb *cb); > > struct kmem_cache *sched_fence_slab; > atomic_t sched_fence_slab_ref = ATOMIC_INIT(0); > @@ -141,7 +141,7 @@ int amd_sched_entity_init(struct amd_gpu_scheduler *sched, > return r; > > atomic_set(&entity->fence_seq, 0); > - entity->fence_context = fence_context_alloc(2); > + entity->fence_context = dma_fence_context_alloc(2); > > return 0; > } > @@ -221,32 +221,32 @@ void amd_sched_entity_fini(struct amd_gpu_scheduler *sched, > kfifo_free(&entity->job_queue); > } > > -static void amd_sched_entity_wakeup(struct fence *f, struct fence_cb *cb) > +static void amd_sched_entity_wakeup(struct dma_fence *f, struct dma_fence_cb *cb) > { > struct amd_sched_entity *entity = > container_of(cb, struct amd_sched_entity, cb); > entity->dependency = NULL; > - fence_put(f); > + dma_fence_put(f); > amd_sched_wakeup(entity->sched); > } > > -static void amd_sched_entity_clear_dep(struct fence *f, struct fence_cb *cb) > +static void amd_sched_entity_clear_dep(struct dma_fence *f, struct dma_fence_cb *cb) > { > struct amd_sched_entity *entity = > container_of(cb, struct amd_sched_entity, cb); > entity->dependency = NULL; > - fence_put(f); > + dma_fence_put(f); > } > > static bool amd_sched_entity_add_dependency_cb(struct amd_sched_entity *entity) > { > struct amd_gpu_scheduler *sched = entity->sched; > - struct fence * fence = entity->dependency; > + struct dma_fence * fence = entity->dependency; > struct amd_sched_fence *s_fence; > > if (fence->context == entity->fence_context) { > /* We can ignore fences from ourself */ > - fence_put(entity->dependency); > + dma_fence_put(entity->dependency); > return false; > } > > @@ -257,23 +257,23 @@ static bool amd_sched_entity_add_dependency_cb(struct amd_sched_entity *entity) > * Fence is from the same scheduler, only need to wait for > * it to be scheduled > */ > - fence = fence_get(&s_fence->scheduled); > - fence_put(entity->dependency); > + fence = dma_fence_get(&s_fence->scheduled); > + dma_fence_put(entity->dependency); > entity->dependency = fence; > - if (!fence_add_callback(fence, &entity->cb, > - amd_sched_entity_clear_dep)) > + if (!dma_fence_add_callback(fence, &entity->cb, > + amd_sched_entity_clear_dep)) > return true; > > /* Ignore it when it is already scheduled */ > - fence_put(fence); > + dma_fence_put(fence); > return false; > } > > - if (!fence_add_callback(entity->dependency, &entity->cb, > - amd_sched_entity_wakeup)) > + if (!dma_fence_add_callback(entity->dependency, &entity->cb, > + amd_sched_entity_wakeup)) > return true; > > - fence_put(entity->dependency); > + dma_fence_put(entity->dependency); > return false; > } > > @@ -354,7 +354,8 @@ static void amd_sched_job_finish(struct work_struct *work) > sched->ops->free_job(s_job); > } > > -static void amd_sched_job_finish_cb(struct fence *f, struct fence_cb *cb) > +static void amd_sched_job_finish_cb(struct dma_fence *f, > + struct dma_fence_cb *cb) > { > struct amd_sched_job *job = container_of(cb, struct amd_sched_job, > finish_cb); > @@ -388,8 +389,8 @@ void amd_sched_hw_job_reset(struct amd_gpu_scheduler *sched) > > spin_lock(&sched->job_list_lock); > list_for_each_entry_reverse(s_job, &sched->ring_mirror_list, node) { > - if (fence_remove_callback(s_job->s_fence->parent, &s_job->s_fence->cb)) { > - fence_put(s_job->s_fence->parent); > + if (dma_fence_remove_callback(s_job->s_fence->parent, &s_job->s_fence->cb)) { > + dma_fence_put(s_job->s_fence->parent); > s_job->s_fence->parent = NULL; > } > } > @@ -410,21 +411,21 @@ void amd_sched_job_recovery(struct amd_gpu_scheduler *sched) > > list_for_each_entry_safe(s_job, tmp, &sched->ring_mirror_list, node) { > struct amd_sched_fence *s_fence = s_job->s_fence; > - struct fence *fence; > + struct dma_fence *fence; > > spin_unlock(&sched->job_list_lock); > fence = sched->ops->run_job(s_job); > atomic_inc(&sched->hw_rq_count); > if (fence) { > - s_fence->parent = fence_get(fence); > - r = fence_add_callback(fence, &s_fence->cb, > - amd_sched_process_job); > + s_fence->parent = dma_fence_get(fence); > + r = dma_fence_add_callback(fence, &s_fence->cb, > + amd_sched_process_job); > if (r == -ENOENT) > amd_sched_process_job(fence, &s_fence->cb); > else if (r) > DRM_ERROR("fence add callback failed (%d)\n", > r); > - fence_put(fence); > + dma_fence_put(fence); > } else { > DRM_ERROR("Failed to run job!\n"); > amd_sched_process_job(NULL, &s_fence->cb); > @@ -446,8 +447,8 @@ void amd_sched_entity_push_job(struct amd_sched_job *sched_job) > struct amd_sched_entity *entity = sched_job->s_entity; > > trace_amd_sched_job(sched_job); > - fence_add_callback(&sched_job->s_fence->finished, &sched_job->finish_cb, > - amd_sched_job_finish_cb); > + dma_fence_add_callback(&sched_job->s_fence->finished, &sched_job->finish_cb, > + amd_sched_job_finish_cb); > wait_event(entity->sched->job_scheduled, > amd_sched_entity_in(sched_job)); > } > @@ -511,7 +512,7 @@ amd_sched_select_entity(struct amd_gpu_scheduler *sched) > return entity; > } > > -static void amd_sched_process_job(struct fence *f, struct fence_cb *cb) > +static void amd_sched_process_job(struct dma_fence *f, struct dma_fence_cb *cb) > { > struct amd_sched_fence *s_fence = > container_of(cb, struct amd_sched_fence, cb); > @@ -521,7 +522,7 @@ static void amd_sched_process_job(struct fence *f, struct fence_cb *cb) > amd_sched_fence_finished(s_fence); > > trace_amd_sched_process_job(s_fence); > - fence_put(&s_fence->finished); > + dma_fence_put(&s_fence->finished); > wake_up_interruptible(&sched->wake_up_worker); > } > > @@ -547,7 +548,7 @@ static int amd_sched_main(void *param) > struct amd_sched_entity *entity = NULL; > struct amd_sched_fence *s_fence; > struct amd_sched_job *sched_job; > - struct fence *fence; > + struct dma_fence *fence; > > wait_event_interruptible(sched->wake_up_worker, > (!amd_sched_blocked(sched) && > @@ -569,15 +570,15 @@ static int amd_sched_main(void *param) > fence = sched->ops->run_job(sched_job); > amd_sched_fence_scheduled(s_fence); > if (fence) { > - s_fence->parent = fence_get(fence); > - r = fence_add_callback(fence, &s_fence->cb, > - amd_sched_process_job); > + s_fence->parent = dma_fence_get(fence); > + r = dma_fence_add_callback(fence, &s_fence->cb, > + amd_sched_process_job); > if (r == -ENOENT) > amd_sched_process_job(fence, &s_fence->cb); > else if (r) > DRM_ERROR("fence add callback failed (%d)\n", > r); > - fence_put(fence); > + dma_fence_put(fence); > } else { > DRM_ERROR("Failed to run job!\n"); > amd_sched_process_job(NULL, &s_fence->cb); > diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h > index 7cbbbfb502ef..876aa43b57df 100644 > --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h > +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h > @@ -25,7 +25,7 @@ > #define _GPU_SCHEDULER_H_ > > #include <linux/kfifo.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > struct amd_gpu_scheduler; > struct amd_sched_rq; > @@ -50,8 +50,8 @@ struct amd_sched_entity { > atomic_t fence_seq; > uint64_t fence_context; > > - struct fence *dependency; > - struct fence_cb cb; > + struct dma_fence *dependency; > + struct dma_fence_cb cb; > }; > > /** > @@ -66,10 +66,10 @@ struct amd_sched_rq { > }; > > struct amd_sched_fence { > - struct fence scheduled; > - struct fence finished; > - struct fence_cb cb; > - struct fence *parent; > + struct dma_fence scheduled; > + struct dma_fence finished; > + struct dma_fence_cb cb; > + struct dma_fence *parent; > struct amd_gpu_scheduler *sched; > spinlock_t lock; > void *owner; > @@ -79,15 +79,15 @@ struct amd_sched_job { > struct amd_gpu_scheduler *sched; > struct amd_sched_entity *s_entity; > struct amd_sched_fence *s_fence; > - struct fence_cb finish_cb; > + struct dma_fence_cb finish_cb; > struct work_struct finish_work; > struct list_head node; > struct delayed_work work_tdr; > }; > > -extern const struct fence_ops amd_sched_fence_ops_scheduled; > -extern const struct fence_ops amd_sched_fence_ops_finished; > -static inline struct amd_sched_fence *to_amd_sched_fence(struct fence *f) > +extern const struct dma_fence_ops amd_sched_fence_ops_scheduled; > +extern const struct dma_fence_ops amd_sched_fence_ops_finished; > +static inline struct amd_sched_fence *to_amd_sched_fence(struct dma_fence *f) > { > if (f->ops == &amd_sched_fence_ops_scheduled) > return container_of(f, struct amd_sched_fence, scheduled); > @@ -103,8 +103,8 @@ static inline struct amd_sched_fence *to_amd_sched_fence(struct fence *f) > * these functions should be implemented in driver side > */ > struct amd_sched_backend_ops { > - struct fence *(*dependency)(struct amd_sched_job *sched_job); > - struct fence *(*run_job)(struct amd_sched_job *sched_job); > + struct dma_fence *(*dependency)(struct amd_sched_job *sched_job); > + struct dma_fence *(*run_job)(struct amd_sched_job *sched_job); > void (*timedout_job)(struct amd_sched_job *sched_job); > void (*free_job)(struct amd_sched_job *sched_job); > }; > diff --git a/drivers/gpu/drm/amd/scheduler/sched_fence.c b/drivers/gpu/drm/amd/scheduler/sched_fence.c > index 6b63beaf7574..c26fa298fe9e 100644 > --- a/drivers/gpu/drm/amd/scheduler/sched_fence.c > +++ b/drivers/gpu/drm/amd/scheduler/sched_fence.c > @@ -42,46 +42,50 @@ struct amd_sched_fence *amd_sched_fence_create(struct amd_sched_entity *entity, > spin_lock_init(&fence->lock); > > seq = atomic_inc_return(&entity->fence_seq); > - fence_init(&fence->scheduled, &amd_sched_fence_ops_scheduled, > - &fence->lock, entity->fence_context, seq); > - fence_init(&fence->finished, &amd_sched_fence_ops_finished, > - &fence->lock, entity->fence_context + 1, seq); > + dma_fence_init(&fence->scheduled, &amd_sched_fence_ops_scheduled, > + &fence->lock, entity->fence_context, seq); > + dma_fence_init(&fence->finished, &amd_sched_fence_ops_finished, > + &fence->lock, entity->fence_context + 1, seq); > > return fence; > } > > void amd_sched_fence_scheduled(struct amd_sched_fence *fence) > { > - int ret = fence_signal(&fence->scheduled); > + int ret = dma_fence_signal(&fence->scheduled); > > if (!ret) > - FENCE_TRACE(&fence->scheduled, "signaled from irq context\n"); > + DMA_FENCE_TRACE(&fence->scheduled, > + "signaled from irq context\n"); > else > - FENCE_TRACE(&fence->scheduled, "was already signaled\n"); > + DMA_FENCE_TRACE(&fence->scheduled, > + "was already signaled\n"); > } > > void amd_sched_fence_finished(struct amd_sched_fence *fence) > { > - int ret = fence_signal(&fence->finished); > + int ret = dma_fence_signal(&fence->finished); > > if (!ret) > - FENCE_TRACE(&fence->finished, "signaled from irq context\n"); > + DMA_FENCE_TRACE(&fence->finished, > + "signaled from irq context\n"); > else > - FENCE_TRACE(&fence->finished, "was already signaled\n"); > + DMA_FENCE_TRACE(&fence->finished, > + "was already signaled\n"); > } > > -static const char *amd_sched_fence_get_driver_name(struct fence *fence) > +static const char *amd_sched_fence_get_driver_name(struct dma_fence *fence) > { > return "amd_sched"; > } > > -static const char *amd_sched_fence_get_timeline_name(struct fence *f) > +static const char *amd_sched_fence_get_timeline_name(struct dma_fence *f) > { > struct amd_sched_fence *fence = to_amd_sched_fence(f); > return (const char *)fence->sched->name; > } > > -static bool amd_sched_fence_enable_signaling(struct fence *f) > +static bool amd_sched_fence_enable_signaling(struct dma_fence *f) > { > return true; > } > @@ -95,10 +99,10 @@ static bool amd_sched_fence_enable_signaling(struct fence *f) > */ > static void amd_sched_fence_free(struct rcu_head *rcu) > { > - struct fence *f = container_of(rcu, struct fence, rcu); > + struct dma_fence *f = container_of(rcu, struct dma_fence, rcu); > struct amd_sched_fence *fence = to_amd_sched_fence(f); > > - fence_put(fence->parent); > + dma_fence_put(fence->parent); > kmem_cache_free(sched_fence_slab, fence); > } > > @@ -110,7 +114,7 @@ static void amd_sched_fence_free(struct rcu_head *rcu) > * This function is called when the reference count becomes zero. > * It just RCU schedules freeing up the fence. > */ > -static void amd_sched_fence_release_scheduled(struct fence *f) > +static void amd_sched_fence_release_scheduled(struct dma_fence *f) > { > struct amd_sched_fence *fence = to_amd_sched_fence(f); > > @@ -124,27 +128,27 @@ static void amd_sched_fence_release_scheduled(struct fence *f) > * > * Drop the extra reference from the scheduled fence to the base fence. > */ > -static void amd_sched_fence_release_finished(struct fence *f) > +static void amd_sched_fence_release_finished(struct dma_fence *f) > { > struct amd_sched_fence *fence = to_amd_sched_fence(f); > > - fence_put(&fence->scheduled); > + dma_fence_put(&fence->scheduled); > } > > -const struct fence_ops amd_sched_fence_ops_scheduled = { > +const struct dma_fence_ops amd_sched_fence_ops_scheduled = { > .get_driver_name = amd_sched_fence_get_driver_name, > .get_timeline_name = amd_sched_fence_get_timeline_name, > .enable_signaling = amd_sched_fence_enable_signaling, > .signaled = NULL, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = amd_sched_fence_release_scheduled, > }; > > -const struct fence_ops amd_sched_fence_ops_finished = { > +const struct dma_fence_ops amd_sched_fence_ops_finished = { > .get_driver_name = amd_sched_fence_get_driver_name, > .get_timeline_name = amd_sched_fence_get_timeline_name, > .enable_signaling = amd_sched_fence_enable_signaling, > .signaled = NULL, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = amd_sched_fence_release_finished, > }; > diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c > index 1b5a32df9a9a..c32fb3c1d6f0 100644 > --- a/drivers/gpu/drm/drm_atomic.c > +++ b/drivers/gpu/drm/drm_atomic.c > @@ -1463,7 +1463,7 @@ EXPORT_SYMBOL(drm_atomic_nonblocking_commit); > > static struct drm_pending_vblank_event *create_vblank_event( > struct drm_device *dev, struct drm_file *file_priv, > - struct fence *fence, uint64_t user_data) > + struct dma_fence *fence, uint64_t user_data) > { > struct drm_pending_vblank_event *e = NULL; > int ret; > diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c > index f9362760bfb2..75ad01d595fd 100644 > --- a/drivers/gpu/drm/drm_atomic_helper.c > +++ b/drivers/gpu/drm/drm_atomic_helper.c > @@ -30,7 +30,7 @@ > #include <drm/drm_plane_helper.h> > #include <drm/drm_crtc_helper.h> > #include <drm/drm_atomic_helper.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #include "drm_crtc_internal.h" > > @@ -1017,7 +1017,7 @@ EXPORT_SYMBOL(drm_atomic_helper_commit_modeset_enables); > * drm_atomic_helper_swap_state() so it uses the current plane state (and > * just uses the atomic state to find the changed planes) > * > - * Returns zero if success or < 0 if fence_wait() fails. > + * Returns zero if success or < 0 if dma_fence_wait() fails. > */ > int drm_atomic_helper_wait_for_fences(struct drm_device *dev, > struct drm_atomic_state *state, > @@ -1041,11 +1041,11 @@ int drm_atomic_helper_wait_for_fences(struct drm_device *dev, > * still interrupt the operation. Instead of blocking until the > * timer expires, make the wait interruptible. > */ > - ret = fence_wait(plane_state->fence, pre_swap); > + ret = dma_fence_wait(plane_state->fence, pre_swap); > if (ret) > return ret; > > - fence_put(plane_state->fence); > + dma_fence_put(plane_state->fence); > plane_state->fence = NULL; > } > > diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c > index 8bed5f459182..cf993dbf602e 100644 > --- a/drivers/gpu/drm/drm_fops.c > +++ b/drivers/gpu/drm/drm_fops.c > @@ -665,7 +665,7 @@ void drm_event_cancel_free(struct drm_device *dev, > spin_unlock_irqrestore(&dev->event_lock, flags); > > if (p->fence) > - fence_put(p->fence); > + dma_fence_put(p->fence); > > kfree(p); > } > @@ -696,8 +696,8 @@ void drm_send_event_locked(struct drm_device *dev, struct drm_pending_event *e) > } > > if (e->fence) { > - fence_signal(e->fence); > - fence_put(e->fence); > + dma_fence_signal(e->fence); > + dma_fence_put(e->fence); > } > > if (!e->file_priv) { > diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c > index 3755ef935af4..7d066a91d778 100644 > --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c > +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c > @@ -466,10 +466,10 @@ int etnaviv_gem_wait_bo(struct etnaviv_gpu *gpu, struct drm_gem_object *obj, > } > > #ifdef CONFIG_DEBUG_FS > -static void etnaviv_gem_describe_fence(struct fence *fence, > +static void etnaviv_gem_describe_fence(struct dma_fence *fence, > const char *type, struct seq_file *m) > { > - if (!test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > seq_printf(m, "\t%9s: %s %s seq %u\n", > type, > fence->ops->get_driver_name(fence), > @@ -482,7 +482,7 @@ static void etnaviv_gem_describe(struct drm_gem_object *obj, struct seq_file *m) > struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj); > struct reservation_object *robj = etnaviv_obj->resv; > struct reservation_object_list *fobj; > - struct fence *fence; > + struct dma_fence *fence; > unsigned long off = drm_vma_node_start(&obj->vma_node); > > seq_printf(m, "%08x: %c %2d (%2d) %08lx %p %zd\n", > diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > index b1254f885fed..d2211825e5c8 100644 > --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > @@ -15,7 +15,7 @@ > */ > > #include <linux/component.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <linux/moduleparam.h> > #include <linux/of_device.h> > #include "etnaviv_dump.h" > @@ -882,7 +882,7 @@ static void recover_worker(struct work_struct *work) > for (i = 0; i < ARRAY_SIZE(gpu->event); i++) { > if (!gpu->event[i].used) > continue; > - fence_signal(gpu->event[i].fence); > + dma_fence_signal(gpu->event[i].fence); > gpu->event[i].fence = NULL; > gpu->event[i].used = false; > complete(&gpu->event_free); > @@ -952,55 +952,55 @@ static void hangcheck_disable(struct etnaviv_gpu *gpu) > /* fence object management */ > struct etnaviv_fence { > struct etnaviv_gpu *gpu; > - struct fence base; > + struct dma_fence base; > }; > > -static inline struct etnaviv_fence *to_etnaviv_fence(struct fence *fence) > +static inline struct etnaviv_fence *to_etnaviv_fence(struct dma_fence *fence) > { > return container_of(fence, struct etnaviv_fence, base); > } > > -static const char *etnaviv_fence_get_driver_name(struct fence *fence) > +static const char *etnaviv_fence_get_driver_name(struct dma_fence *fence) > { > return "etnaviv"; > } > > -static const char *etnaviv_fence_get_timeline_name(struct fence *fence) > +static const char *etnaviv_fence_get_timeline_name(struct dma_fence *fence) > { > struct etnaviv_fence *f = to_etnaviv_fence(fence); > > return dev_name(f->gpu->dev); > } > > -static bool etnaviv_fence_enable_signaling(struct fence *fence) > +static bool etnaviv_fence_enable_signaling(struct dma_fence *fence) > { > return true; > } > > -static bool etnaviv_fence_signaled(struct fence *fence) > +static bool etnaviv_fence_signaled(struct dma_fence *fence) > { > struct etnaviv_fence *f = to_etnaviv_fence(fence); > > return fence_completed(f->gpu, f->base.seqno); > } > > -static void etnaviv_fence_release(struct fence *fence) > +static void etnaviv_fence_release(struct dma_fence *fence) > { > struct etnaviv_fence *f = to_etnaviv_fence(fence); > > kfree_rcu(f, base.rcu); > } > > -static const struct fence_ops etnaviv_fence_ops = { > +static const struct dma_fence_ops etnaviv_fence_ops = { > .get_driver_name = etnaviv_fence_get_driver_name, > .get_timeline_name = etnaviv_fence_get_timeline_name, > .enable_signaling = etnaviv_fence_enable_signaling, > .signaled = etnaviv_fence_signaled, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = etnaviv_fence_release, > }; > > -static struct fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) > +static struct dma_fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) > { > struct etnaviv_fence *f; > > @@ -1010,8 +1010,8 @@ static struct fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) > > f->gpu = gpu; > > - fence_init(&f->base, &etnaviv_fence_ops, &gpu->fence_spinlock, > - gpu->fence_context, ++gpu->next_fence); > + dma_fence_init(&f->base, &etnaviv_fence_ops, &gpu->fence_spinlock, > + gpu->fence_context, ++gpu->next_fence); > > return &f->base; > } > @@ -1021,7 +1021,7 @@ int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, > { > struct reservation_object *robj = etnaviv_obj->resv; > struct reservation_object_list *fobj; > - struct fence *fence; > + struct dma_fence *fence; > int i, ret; > > if (!exclusive) { > @@ -1039,7 +1039,7 @@ int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, > /* Wait on any existing exclusive fence which isn't our own */ > fence = reservation_object_get_excl(robj); > if (fence && fence->context != context) { > - ret = fence_wait(fence, true); > + ret = dma_fence_wait(fence, true); > if (ret) > return ret; > } > @@ -1052,7 +1052,7 @@ int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, > fence = rcu_dereference_protected(fobj->shared[i], > reservation_object_held(robj)); > if (fence->context != context) { > - ret = fence_wait(fence, true); > + ret = dma_fence_wait(fence, true); > if (ret) > return ret; > } > @@ -1158,11 +1158,11 @@ static void retire_worker(struct work_struct *work) > > mutex_lock(&gpu->lock); > list_for_each_entry_safe(cmdbuf, tmp, &gpu->active_cmd_list, node) { > - if (!fence_is_signaled(cmdbuf->fence)) > + if (!dma_fence_is_signaled(cmdbuf->fence)) > break; > > list_del(&cmdbuf->node); > - fence_put(cmdbuf->fence); > + dma_fence_put(cmdbuf->fence); > > for (i = 0; i < cmdbuf->nr_bos; i++) { > struct etnaviv_vram_mapping *mapping = cmdbuf->bo_map[i]; > @@ -1275,7 +1275,7 @@ void etnaviv_gpu_pm_put(struct etnaviv_gpu *gpu) > int etnaviv_gpu_submit(struct etnaviv_gpu *gpu, > struct etnaviv_gem_submit *submit, struct etnaviv_cmdbuf *cmdbuf) > { > - struct fence *fence; > + struct dma_fence *fence; > unsigned int event, i; > int ret; > > @@ -1391,7 +1391,7 @@ static irqreturn_t irq_handler(int irq, void *data) > } > > while ((event = ffs(intr)) != 0) { > - struct fence *fence; > + struct dma_fence *fence; > > event -= 1; > > @@ -1401,7 +1401,7 @@ static irqreturn_t irq_handler(int irq, void *data) > > fence = gpu->event[event].fence; > gpu->event[event].fence = NULL; > - fence_signal(fence); > + dma_fence_signal(fence); > > /* > * Events can be processed out of order. Eg, > @@ -1553,7 +1553,7 @@ static int etnaviv_gpu_bind(struct device *dev, struct device *master, > return ret; > > gpu->drm = drm; > - gpu->fence_context = fence_context_alloc(1); > + gpu->fence_context = dma_fence_context_alloc(1); > spin_lock_init(&gpu->fence_spinlock); > > INIT_LIST_HEAD(&gpu->active_cmd_list); > diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h > index 73c278dc3706..8c6b824e9d0a 100644 > --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h > +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h > @@ -89,7 +89,7 @@ struct etnaviv_chip_identity { > > struct etnaviv_event { > bool used; > - struct fence *fence; > + struct dma_fence *fence; > }; > > struct etnaviv_cmdbuf; > @@ -163,7 +163,7 @@ struct etnaviv_cmdbuf { > /* vram node used if the cmdbuf is mapped through the MMUv2 */ > struct drm_mm_node vram_node; > /* fence after which this buffer is to be disposed */ > - struct fence *fence; > + struct dma_fence *fence; > /* target exec state */ > u32 exec_state; > /* per GPU in-flight list */ > diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c > index 74ede1f53372..f9af2a00625e 100644 > --- a/drivers/gpu/drm/i915/i915_gem_request.c > +++ b/drivers/gpu/drm/i915/i915_gem_request.c > @@ -26,12 +26,12 @@ > > #include "i915_drv.h" > > -static const char *i915_fence_get_driver_name(struct fence *fence) > +static const char *i915_fence_get_driver_name(struct dma_fence *fence) > { > return "i915"; > } > > -static const char *i915_fence_get_timeline_name(struct fence *fence) > +static const char *i915_fence_get_timeline_name(struct dma_fence *fence) > { > /* Timelines are bound by eviction to a VM. However, since > * we only have a global seqno at the moment, we only have > @@ -42,12 +42,12 @@ static const char *i915_fence_get_timeline_name(struct fence *fence) > return "global"; > } > > -static bool i915_fence_signaled(struct fence *fence) > +static bool i915_fence_signaled(struct dma_fence *fence) > { > return i915_gem_request_completed(to_request(fence)); > } > > -static bool i915_fence_enable_signaling(struct fence *fence) > +static bool i915_fence_enable_signaling(struct dma_fence *fence) > { > if (i915_fence_signaled(fence)) > return false; > @@ -56,7 +56,7 @@ static bool i915_fence_enable_signaling(struct fence *fence) > return true; > } > > -static signed long i915_fence_wait(struct fence *fence, > +static signed long i915_fence_wait(struct dma_fence *fence, > bool interruptible, > signed long timeout_jiffies) > { > @@ -85,26 +85,26 @@ static signed long i915_fence_wait(struct fence *fence, > return timeout_jiffies; > } > > -static void i915_fence_value_str(struct fence *fence, char *str, int size) > +static void i915_fence_value_str(struct dma_fence *fence, char *str, int size) > { > snprintf(str, size, "%u", fence->seqno); > } > > -static void i915_fence_timeline_value_str(struct fence *fence, char *str, > +static void i915_fence_timeline_value_str(struct dma_fence *fence, char *str, > int size) > { > snprintf(str, size, "%u", > intel_engine_get_seqno(to_request(fence)->engine)); > } > > -static void i915_fence_release(struct fence *fence) > +static void i915_fence_release(struct dma_fence *fence) > { > struct drm_i915_gem_request *req = to_request(fence); > > kmem_cache_free(req->i915->requests, req); > } > > -const struct fence_ops i915_fence_ops = { > +const struct dma_fence_ops i915_fence_ops = { > .get_driver_name = i915_fence_get_driver_name, > .get_timeline_name = i915_fence_get_timeline_name, > .enable_signaling = i915_fence_enable_signaling, > @@ -388,8 +388,8 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, > * The reference count is incremented atomically. If it is zero, > * the lookup knows the request is unallocated and complete. Otherwise, > * it is either still in use, or has been reallocated and reset > - * with fence_init(). This increment is safe for release as we check > - * that the request we have a reference to and matches the active > + * with dma_fence_init(). This increment is safe for release as we > + * check that the request we have a reference to and matches the active > * request. > * > * Before we increment the refcount, we chase the request->engine > @@ -412,11 +412,11 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, > goto err; > > spin_lock_init(&req->lock); > - fence_init(&req->fence, > - &i915_fence_ops, > - &req->lock, > - engine->fence_context, > - seqno); > + dma_fence_init(&req->fence, > + &i915_fence_ops, > + &req->lock, > + engine->fence_context, > + seqno); > > i915_sw_fence_init(&req->submit, submit_notify); > > diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h > index 974bd7bcc801..bceeaa3a5193 100644 > --- a/drivers/gpu/drm/i915/i915_gem_request.h > +++ b/drivers/gpu/drm/i915/i915_gem_request.h > @@ -25,7 +25,7 @@ > #ifndef I915_GEM_REQUEST_H > #define I915_GEM_REQUEST_H > > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #include "i915_gem.h" > #include "i915_sw_fence.h" > @@ -62,7 +62,7 @@ struct intel_signal_node { > * The requests are reference counted. > */ > struct drm_i915_gem_request { > - struct fence fence; > + struct dma_fence fence; > spinlock_t lock; > > /** On Which ring this request was generated */ > @@ -145,9 +145,9 @@ struct drm_i915_gem_request { > struct list_head execlist_link; > }; > > -extern const struct fence_ops i915_fence_ops; > +extern const struct dma_fence_ops i915_fence_ops; > > -static inline bool fence_is_i915(struct fence *fence) > +static inline bool fence_is_i915(struct dma_fence *fence) > { > return fence->ops == &i915_fence_ops; > } > @@ -172,7 +172,7 @@ i915_gem_request_get_engine(struct drm_i915_gem_request *req) > } > > static inline struct drm_i915_gem_request * > -to_request(struct fence *fence) > +to_request(struct dma_fence *fence) > { > /* We assume that NULL fence/request are interoperable */ > BUILD_BUG_ON(offsetof(struct drm_i915_gem_request, fence) != 0); > @@ -183,19 +183,19 @@ to_request(struct fence *fence) > static inline struct drm_i915_gem_request * > i915_gem_request_get(struct drm_i915_gem_request *req) > { > - return to_request(fence_get(&req->fence)); > + return to_request(dma_fence_get(&req->fence)); > } > > static inline struct drm_i915_gem_request * > i915_gem_request_get_rcu(struct drm_i915_gem_request *req) > { > - return to_request(fence_get_rcu(&req->fence)); > + return to_request(dma_fence_get_rcu(&req->fence)); > } > > static inline void > i915_gem_request_put(struct drm_i915_gem_request *req) > { > - fence_put(&req->fence); > + dma_fence_put(&req->fence); > } > > static inline void i915_gem_request_assign(struct drm_i915_gem_request **pdst, > @@ -497,7 +497,7 @@ __i915_gem_active_get_rcu(const struct i915_gem_active *active) > * compiler. > * > * The atomic operation at the heart of > - * i915_gem_request_get_rcu(), see fence_get_rcu(), is > + * i915_gem_request_get_rcu(), see dma_fence_get_rcu(), is > * atomic_inc_not_zero() which is only a full memory barrier > * when successful. That is, if i915_gem_request_get_rcu() > * returns the request (and so with the reference counted > diff --git a/drivers/gpu/drm/i915/i915_sw_fence.c b/drivers/gpu/drm/i915/i915_sw_fence.c > index 1e5cbc585ca2..8185002d7ec8 100644 > --- a/drivers/gpu/drm/i915/i915_sw_fence.c > +++ b/drivers/gpu/drm/i915/i915_sw_fence.c > @@ -8,7 +8,7 @@ > */ > > #include <linux/slab.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <linux/reservation.h> > > #include "i915_sw_fence.h" > @@ -226,49 +226,50 @@ int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, > return pending; > } > > -struct dma_fence_cb { > - struct fence_cb base; > +struct i915_sw_dma_fence_cb { > + struct dma_fence_cb base; > struct i915_sw_fence *fence; > - struct fence *dma; > + struct dma_fence *dma; > struct timer_list timer; > }; > > static void timer_i915_sw_fence_wake(unsigned long data) > { > - struct dma_fence_cb *cb = (struct dma_fence_cb *)data; > + struct i915_sw_dma_fence_cb *cb = (struct i915_sw_dma_fence_cb *)data; > > printk(KERN_WARNING "asynchronous wait on fence %s:%s:%x timed out\n", > cb->dma->ops->get_driver_name(cb->dma), > cb->dma->ops->get_timeline_name(cb->dma), > cb->dma->seqno); > - fence_put(cb->dma); > + dma_fence_put(cb->dma); > cb->dma = NULL; > > i915_sw_fence_commit(cb->fence); > cb->timer.function = NULL; > } > > -static void dma_i915_sw_fence_wake(struct fence *dma, struct fence_cb *data) > +static void dma_i915_sw_fence_wake(struct dma_fence *dma, > + struct dma_fence_cb *data) > { > - struct dma_fence_cb *cb = container_of(data, typeof(*cb), base); > + struct i915_sw_dma_fence_cb *cb = container_of(data, typeof(*cb), base); > > del_timer_sync(&cb->timer); > if (cb->timer.function) > i915_sw_fence_commit(cb->fence); > - fence_put(cb->dma); > + dma_fence_put(cb->dma); > > kfree(cb); > } > > int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, > - struct fence *dma, > + struct dma_fence *dma, > unsigned long timeout, > gfp_t gfp) > { > - struct dma_fence_cb *cb; > + struct i915_sw_dma_fence_cb *cb; > int ret; > > - if (fence_is_signaled(dma)) > + if (dma_fence_is_signaled(dma)) > return 0; > > cb = kmalloc(sizeof(*cb), gfp); > @@ -276,7 +277,7 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, > if (!gfpflags_allow_blocking(gfp)) > return -ENOMEM; > > - return fence_wait(dma, false); > + return dma_fence_wait(dma, false); > } > > cb->fence = i915_sw_fence_get(fence); > @@ -287,11 +288,11 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, > timer_i915_sw_fence_wake, (unsigned long)cb, > TIMER_IRQSAFE); > if (timeout) { > - cb->dma = fence_get(dma); > + cb->dma = dma_fence_get(dma); > mod_timer(&cb->timer, round_jiffies_up(jiffies + timeout)); > } > > - ret = fence_add_callback(dma, &cb->base, dma_i915_sw_fence_wake); > + ret = dma_fence_add_callback(dma, &cb->base, dma_i915_sw_fence_wake); > if (ret == 0) { > ret = 1; > } else { > @@ -305,16 +306,16 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, > > int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, > struct reservation_object *resv, > - const struct fence_ops *exclude, > + const struct dma_fence_ops *exclude, > bool write, > unsigned long timeout, > gfp_t gfp) > { > - struct fence *excl; > + struct dma_fence *excl; > int ret = 0, pending; > > if (write) { > - struct fence **shared; > + struct dma_fence **shared; > unsigned int count, i; > > ret = reservation_object_get_fences_rcu(resv, > @@ -339,7 +340,7 @@ int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, > } > > for (i = 0; i < count; i++) > - fence_put(shared[i]); > + dma_fence_put(shared[i]); > kfree(shared); > } else { > excl = reservation_object_get_excl_rcu(resv); > @@ -356,7 +357,7 @@ int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, > ret |= pending; > } > > - fence_put(excl); > + dma_fence_put(excl); > > return ret; > } > diff --git a/drivers/gpu/drm/i915/i915_sw_fence.h b/drivers/gpu/drm/i915/i915_sw_fence.h > index 373141602ca4..cd239e92f67f 100644 > --- a/drivers/gpu/drm/i915/i915_sw_fence.h > +++ b/drivers/gpu/drm/i915/i915_sw_fence.h > @@ -16,8 +16,8 @@ > #include <linux/wait.h> > > struct completion; > -struct fence; > -struct fence_ops; > +struct dma_fence; > +struct dma_fence_ops; > struct reservation_object; > > struct i915_sw_fence { > @@ -47,12 +47,12 @@ int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, > struct i915_sw_fence *after, > wait_queue_t *wq); > int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, > - struct fence *dma, > + struct dma_fence *dma, > unsigned long timeout, > gfp_t gfp); > int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, > struct reservation_object *resv, > - const struct fence_ops *exclude, > + const struct dma_fence_ops *exclude, > bool write, > unsigned long timeout, > gfp_t gfp); > diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h > index 178798002a73..5c912c25f7d3 100644 > --- a/drivers/gpu/drm/i915/i915_trace.h > +++ b/drivers/gpu/drm/i915/i915_trace.h > @@ -491,7 +491,7 @@ TRACE_EVENT(i915_gem_ring_dispatch, > __entry->ring = req->engine->id; > __entry->seqno = req->fence.seqno; > __entry->flags = flags; > - fence_enable_sw_signaling(&req->fence); > + dma_fence_enable_sw_signaling(&req->fence); > ), > > TP_printk("dev=%u, ring=%u, seqno=%u, flags=%x", > diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c > index 23fc1042fed4..56efcc507ea2 100644 > --- a/drivers/gpu/drm/i915/intel_breadcrumbs.c > +++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c > @@ -464,7 +464,7 @@ static int intel_breadcrumbs_signaler(void *arg) > &request->signaling.wait); > > local_bh_disable(); > - fence_signal(&request->fence); > + dma_fence_signal(&request->fence); > local_bh_enable(); /* kick start the tasklets */ > > /* Find the next oldest signal. Note that as we have > @@ -502,7 +502,7 @@ void intel_engine_enable_signaling(struct drm_i915_gem_request *request) > struct rb_node *parent, **p; > bool first, wakeup; > > - /* locked by fence_enable_sw_signaling() */ > + /* locked by dma_fence_enable_sw_signaling() */ > assert_spin_locked(&request->lock); > > request->signaling.wait.tsk = b->signaler; > diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c > index 2dc94812bea5..8cceb345aa0f 100644 > --- a/drivers/gpu/drm/i915/intel_engine_cs.c > +++ b/drivers/gpu/drm/i915/intel_engine_cs.c > @@ -245,7 +245,7 @@ void intel_engine_setup_common(struct intel_engine_cs *engine) > INIT_LIST_HEAD(&engine->execlist_queue); > spin_lock_init(&engine->execlist_lock); > > - engine->fence_context = fence_context_alloc(1); > + engine->fence_context = dma_fence_context_alloc(1); > > intel_engine_init_requests(engine); > intel_engine_init_hangcheck(engine); > diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h > index d0da52f2a806..940bf4992fe2 100644 > --- a/drivers/gpu/drm/msm/msm_drv.h > +++ b/drivers/gpu/drm/msm/msm_drv.h > @@ -217,7 +217,7 @@ void msm_gem_vunmap(struct drm_gem_object *obj); > int msm_gem_sync_object(struct drm_gem_object *obj, > struct msm_fence_context *fctx, bool exclusive); > void msm_gem_move_to_active(struct drm_gem_object *obj, > - struct msm_gpu *gpu, bool exclusive, struct fence *fence); > + struct msm_gpu *gpu, bool exclusive, struct dma_fence *fence); > void msm_gem_move_to_inactive(struct drm_gem_object *obj); > int msm_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op, ktime_t *timeout); > int msm_gem_cpu_fini(struct drm_gem_object *obj); > diff --git a/drivers/gpu/drm/msm/msm_fence.c b/drivers/gpu/drm/msm/msm_fence.c > index a9b9b1c95a2e..3f299c537b77 100644 > --- a/drivers/gpu/drm/msm/msm_fence.c > +++ b/drivers/gpu/drm/msm/msm_fence.c > @@ -15,7 +15,7 @@ > * this program. If not, see <http://www.gnu.org/licenses/>. > */ > > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #include "msm_drv.h" > #include "msm_fence.h" > @@ -32,7 +32,7 @@ msm_fence_context_alloc(struct drm_device *dev, const char *name) > > fctx->dev = dev; > fctx->name = name; > - fctx->context = fence_context_alloc(1); > + fctx->context = dma_fence_context_alloc(1); > init_waitqueue_head(&fctx->event); > spin_lock_init(&fctx->spinlock); > > @@ -100,52 +100,52 @@ void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence) > > struct msm_fence { > struct msm_fence_context *fctx; > - struct fence base; > + struct dma_fence base; > }; > > -static inline struct msm_fence *to_msm_fence(struct fence *fence) > +static inline struct msm_fence *to_msm_fence(struct dma_fence *fence) > { > return container_of(fence, struct msm_fence, base); > } > > -static const char *msm_fence_get_driver_name(struct fence *fence) > +static const char *msm_fence_get_driver_name(struct dma_fence *fence) > { > return "msm"; > } > > -static const char *msm_fence_get_timeline_name(struct fence *fence) > +static const char *msm_fence_get_timeline_name(struct dma_fence *fence) > { > struct msm_fence *f = to_msm_fence(fence); > return f->fctx->name; > } > > -static bool msm_fence_enable_signaling(struct fence *fence) > +static bool msm_fence_enable_signaling(struct dma_fence *fence) > { > return true; > } > > -static bool msm_fence_signaled(struct fence *fence) > +static bool msm_fence_signaled(struct dma_fence *fence) > { > struct msm_fence *f = to_msm_fence(fence); > return fence_completed(f->fctx, f->base.seqno); > } > > -static void msm_fence_release(struct fence *fence) > +static void msm_fence_release(struct dma_fence *fence) > { > struct msm_fence *f = to_msm_fence(fence); > kfree_rcu(f, base.rcu); > } > > -static const struct fence_ops msm_fence_ops = { > +static const struct dma_fence_ops msm_fence_ops = { > .get_driver_name = msm_fence_get_driver_name, > .get_timeline_name = msm_fence_get_timeline_name, > .enable_signaling = msm_fence_enable_signaling, > .signaled = msm_fence_signaled, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = msm_fence_release, > }; > > -struct fence * > +struct dma_fence * > msm_fence_alloc(struct msm_fence_context *fctx) > { > struct msm_fence *f; > @@ -156,8 +156,8 @@ msm_fence_alloc(struct msm_fence_context *fctx) > > f->fctx = fctx; > > - fence_init(&f->base, &msm_fence_ops, &fctx->spinlock, > - fctx->context, ++fctx->last_fence); > + dma_fence_init(&f->base, &msm_fence_ops, &fctx->spinlock, > + fctx->context, ++fctx->last_fence); > > return &f->base; > } > diff --git a/drivers/gpu/drm/msm/msm_fence.h b/drivers/gpu/drm/msm/msm_fence.h > index ceb5b3d314b4..56061aa1959d 100644 > --- a/drivers/gpu/drm/msm/msm_fence.h > +++ b/drivers/gpu/drm/msm/msm_fence.h > @@ -41,6 +41,6 @@ int msm_queue_fence_cb(struct msm_fence_context *fctx, > struct msm_fence_cb *cb, uint32_t fence); > void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence); > > -struct fence * msm_fence_alloc(struct msm_fence_context *fctx); > +struct dma_fence * msm_fence_alloc(struct msm_fence_context *fctx); > > #endif > diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c > index b6ac27e31929..57db7dbbb618 100644 > --- a/drivers/gpu/drm/msm/msm_gem.c > +++ b/drivers/gpu/drm/msm/msm_gem.c > @@ -521,7 +521,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, > { > struct msm_gem_object *msm_obj = to_msm_bo(obj); > struct reservation_object_list *fobj; > - struct fence *fence; > + struct dma_fence *fence; > int i, ret; > > if (!exclusive) { > @@ -540,7 +540,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, > fence = reservation_object_get_excl(msm_obj->resv); > /* don't need to wait on our own fences, since ring is fifo */ > if (fence && (fence->context != fctx->context)) { > - ret = fence_wait(fence, true); > + ret = dma_fence_wait(fence, true); > if (ret) > return ret; > } > @@ -553,7 +553,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, > fence = rcu_dereference_protected(fobj->shared[i], > reservation_object_held(msm_obj->resv)); > if (fence->context != fctx->context) { > - ret = fence_wait(fence, true); > + ret = dma_fence_wait(fence, true); > if (ret) > return ret; > } > @@ -563,7 +563,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, > } > > void msm_gem_move_to_active(struct drm_gem_object *obj, > - struct msm_gpu *gpu, bool exclusive, struct fence *fence) > + struct msm_gpu *gpu, bool exclusive, struct dma_fence *fence) > { > struct msm_gem_object *msm_obj = to_msm_bo(obj); > WARN_ON(msm_obj->madv != MSM_MADV_WILLNEED); > @@ -616,10 +616,10 @@ int msm_gem_cpu_fini(struct drm_gem_object *obj) > } > > #ifdef CONFIG_DEBUG_FS > -static void describe_fence(struct fence *fence, const char *type, > +static void describe_fence(struct dma_fence *fence, const char *type, > struct seq_file *m) > { > - if (!fence_is_signaled(fence)) > + if (!dma_fence_is_signaled(fence)) > seq_printf(m, "\t%9s: %s %s seq %u\n", type, > fence->ops->get_driver_name(fence), > fence->ops->get_timeline_name(fence), > @@ -631,7 +631,7 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m) > struct msm_gem_object *msm_obj = to_msm_bo(obj); > struct reservation_object *robj = msm_obj->resv; > struct reservation_object_list *fobj; > - struct fence *fence; > + struct dma_fence *fence; > uint64_t off = drm_vma_node_start(&obj->vma_node); > const char *madv; > > diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h > index b2f13cfe945e..2cb8551fda70 100644 > --- a/drivers/gpu/drm/msm/msm_gem.h > +++ b/drivers/gpu/drm/msm/msm_gem.h > @@ -104,7 +104,7 @@ struct msm_gem_submit { > struct list_head node; /* node in gpu submit_list */ > struct list_head bo_list; > struct ww_acquire_ctx ticket; > - struct fence *fence; > + struct dma_fence *fence; > struct pid *pid; /* submitting process */ > bool valid; /* true if no cmdstream patching needed */ > unsigned int nr_cmds; > diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c > index b6a0f37a65f3..25e8786fa4ca 100644 > --- a/drivers/gpu/drm/msm/msm_gem_submit.c > +++ b/drivers/gpu/drm/msm/msm_gem_submit.c > @@ -60,7 +60,7 @@ static struct msm_gem_submit *submit_create(struct drm_device *dev, > > void msm_gem_submit_free(struct msm_gem_submit *submit) > { > - fence_put(submit->fence); > + dma_fence_put(submit->fence); > list_del(&submit->node); > put_pid(submit->pid); > kfree(submit); > @@ -380,7 +380,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, > struct msm_file_private *ctx = file->driver_priv; > struct msm_gem_submit *submit; > struct msm_gpu *gpu = priv->gpu; > - struct fence *in_fence = NULL; > + struct dma_fence *in_fence = NULL; > struct sync_file *sync_file = NULL; > int out_fence_fd = -1; > unsigned i; > @@ -439,7 +439,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, > */ > > if (in_fence->context != gpu->fctx->context) { > - ret = fence_wait(in_fence, true); > + ret = dma_fence_wait(in_fence, true); > if (ret) > goto out; > } > @@ -542,7 +542,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, > > out: > if (in_fence) > - fence_put(in_fence); > + dma_fence_put(in_fence); > submit_cleanup(submit); > if (ret) > msm_gem_submit_free(submit); > diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c > index 5bb09838b5ae..3249707e6834 100644 > --- a/drivers/gpu/drm/msm/msm_gpu.c > +++ b/drivers/gpu/drm/msm/msm_gpu.c > @@ -476,7 +476,7 @@ static void retire_submits(struct msm_gpu *gpu) > submit = list_first_entry(&gpu->submit_list, > struct msm_gem_submit, node); > > - if (fence_is_signaled(submit->fence)) { > + if (dma_fence_is_signaled(submit->fence)) { > retire_submit(gpu, submit); > } else { > break; > diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c > index 343b8659472c..ec8ac756aab4 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_bo.c > +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c > @@ -83,13 +83,13 @@ nv10_bo_get_tile_region(struct drm_device *dev, int i) > > static void > nv10_bo_put_tile_region(struct drm_device *dev, struct nouveau_drm_tile *tile, > - struct fence *fence) > + struct dma_fence *fence) > { > struct nouveau_drm *drm = nouveau_drm(dev); > > if (tile) { > spin_lock(&drm->tile.lock); > - tile->fence = (struct nouveau_fence *)fence_get(fence); > + tile->fence = (struct nouveau_fence *)dma_fence_get(fence); > tile->used = false; > spin_unlock(&drm->tile.lock); > } > @@ -1243,7 +1243,7 @@ nouveau_bo_vm_cleanup(struct ttm_buffer_object *bo, > { > struct nouveau_drm *drm = nouveau_bdev(bo->bdev); > struct drm_device *dev = drm->dev; > - struct fence *fence = reservation_object_get_excl(bo->resv); > + struct dma_fence *fence = reservation_object_get_excl(bo->resv); > > nv10_bo_put_tile_region(dev, *old_tile, fence); > *old_tile = new_tile; > diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c > index 4bb9ab892ae1..e9529ee6bc23 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_fence.c > +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c > @@ -28,7 +28,7 @@ > > #include <linux/ktime.h> > #include <linux/hrtimer.h> > -#include <trace/events/fence.h> > +#include <trace/events/dma_fence.h> > > #include <nvif/cl826e.h> > #include <nvif/notify.h> > @@ -38,11 +38,11 @@ > #include "nouveau_dma.h" > #include "nouveau_fence.h" > > -static const struct fence_ops nouveau_fence_ops_uevent; > -static const struct fence_ops nouveau_fence_ops_legacy; > +static const struct dma_fence_ops nouveau_fence_ops_uevent; > +static const struct dma_fence_ops nouveau_fence_ops_legacy; > > static inline struct nouveau_fence * > -from_fence(struct fence *fence) > +from_fence(struct dma_fence *fence) > { > return container_of(fence, struct nouveau_fence, base); > } > @@ -58,23 +58,23 @@ nouveau_fence_signal(struct nouveau_fence *fence) > { > int drop = 0; > > - fence_signal_locked(&fence->base); > + dma_fence_signal_locked(&fence->base); > list_del(&fence->head); > rcu_assign_pointer(fence->channel, NULL); > > - if (test_bit(FENCE_FLAG_USER_BITS, &fence->base.flags)) { > + if (test_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags)) { > struct nouveau_fence_chan *fctx = nouveau_fctx(fence); > > if (!--fctx->notify_ref) > drop = 1; > } > > - fence_put(&fence->base); > + dma_fence_put(&fence->base); > return drop; > } > > static struct nouveau_fence * > -nouveau_local_fence(struct fence *fence, struct nouveau_drm *drm) { > +nouveau_local_fence(struct dma_fence *fence, struct nouveau_drm *drm) { > struct nouveau_fence_priv *priv = (void*)drm->fence; > > if (fence->ops != &nouveau_fence_ops_legacy && > @@ -201,7 +201,7 @@ nouveau_fence_context_new(struct nouveau_channel *chan, struct nouveau_fence_cha > > struct nouveau_fence_work { > struct work_struct work; > - struct fence_cb cb; > + struct dma_fence_cb cb; > void (*func)(void *); > void *data; > }; > @@ -214,7 +214,7 @@ nouveau_fence_work_handler(struct work_struct *kwork) > kfree(work); > } > > -static void nouveau_fence_work_cb(struct fence *fence, struct fence_cb *cb) > +static void nouveau_fence_work_cb(struct dma_fence *fence, struct dma_fence_cb *cb) > { > struct nouveau_fence_work *work = container_of(cb, typeof(*work), cb); > > @@ -222,12 +222,12 @@ static void nouveau_fence_work_cb(struct fence *fence, struct fence_cb *cb) > } > > void > -nouveau_fence_work(struct fence *fence, > +nouveau_fence_work(struct dma_fence *fence, > void (*func)(void *), void *data) > { > struct nouveau_fence_work *work; > > - if (fence_is_signaled(fence)) > + if (dma_fence_is_signaled(fence)) > goto err; > > work = kmalloc(sizeof(*work), GFP_KERNEL); > @@ -245,7 +245,7 @@ nouveau_fence_work(struct fence *fence, > work->func = func; > work->data = data; > > - if (fence_add_callback(fence, &work->cb, nouveau_fence_work_cb) < 0) > + if (dma_fence_add_callback(fence, &work->cb, nouveau_fence_work_cb) < 0) > goto err_free; > return; > > @@ -266,17 +266,17 @@ nouveau_fence_emit(struct nouveau_fence *fence, struct nouveau_channel *chan) > fence->timeout = jiffies + (15 * HZ); > > if (priv->uevent) > - fence_init(&fence->base, &nouveau_fence_ops_uevent, > - &fctx->lock, fctx->context, ++fctx->sequence); > + dma_fence_init(&fence->base, &nouveau_fence_ops_uevent, > + &fctx->lock, fctx->context, ++fctx->sequence); > else > - fence_init(&fence->base, &nouveau_fence_ops_legacy, > - &fctx->lock, fctx->context, ++fctx->sequence); > + dma_fence_init(&fence->base, &nouveau_fence_ops_legacy, > + &fctx->lock, fctx->context, ++fctx->sequence); > kref_get(&fctx->fence_ref); > > - trace_fence_emit(&fence->base); > + trace_dma_fence_emit(&fence->base); > ret = fctx->emit(fence); > if (!ret) { > - fence_get(&fence->base); > + dma_fence_get(&fence->base); > spin_lock_irq(&fctx->lock); > > if (nouveau_fence_update(chan, fctx)) > @@ -298,7 +298,7 @@ nouveau_fence_done(struct nouveau_fence *fence) > struct nouveau_channel *chan; > unsigned long flags; > > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) > return true; > > spin_lock_irqsave(&fctx->lock, flags); > @@ -307,11 +307,11 @@ nouveau_fence_done(struct nouveau_fence *fence) > nvif_notify_put(&fctx->notify); > spin_unlock_irqrestore(&fctx->lock, flags); > } > - return fence_is_signaled(&fence->base); > + return dma_fence_is_signaled(&fence->base); > } > > static long > -nouveau_fence_wait_legacy(struct fence *f, bool intr, long wait) > +nouveau_fence_wait_legacy(struct dma_fence *f, bool intr, long wait) > { > struct nouveau_fence *fence = from_fence(f); > unsigned long sleep_time = NSEC_PER_MSEC / 1000; > @@ -378,7 +378,7 @@ nouveau_fence_wait(struct nouveau_fence *fence, bool lazy, bool intr) > if (!lazy) > return nouveau_fence_wait_busy(fence, intr); > > - ret = fence_wait_timeout(&fence->base, intr, 15 * HZ); > + ret = dma_fence_wait_timeout(&fence->base, intr, 15 * HZ); > if (ret < 0) > return ret; > else if (!ret) > @@ -391,7 +391,7 @@ int > nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool exclusive, bool intr) > { > struct nouveau_fence_chan *fctx = chan->fence; > - struct fence *fence; > + struct dma_fence *fence; > struct reservation_object *resv = nvbo->bo.resv; > struct reservation_object_list *fobj; > struct nouveau_fence *f; > @@ -421,7 +421,7 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e > } > > if (must_wait) > - ret = fence_wait(fence, intr); > + ret = dma_fence_wait(fence, intr); > > return ret; > } > @@ -446,7 +446,7 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e > } > > if (must_wait) > - ret = fence_wait(fence, intr); > + ret = dma_fence_wait(fence, intr); > } > > return ret; > @@ -456,7 +456,7 @@ void > nouveau_fence_unref(struct nouveau_fence **pfence) > { > if (*pfence) > - fence_put(&(*pfence)->base); > + dma_fence_put(&(*pfence)->base); > *pfence = NULL; > } > > @@ -484,12 +484,12 @@ nouveau_fence_new(struct nouveau_channel *chan, bool sysmem, > return ret; > } > > -static const char *nouveau_fence_get_get_driver_name(struct fence *fence) > +static const char *nouveau_fence_get_get_driver_name(struct dma_fence *fence) > { > return "nouveau"; > } > > -static const char *nouveau_fence_get_timeline_name(struct fence *f) > +static const char *nouveau_fence_get_timeline_name(struct dma_fence *f) > { > struct nouveau_fence *fence = from_fence(f); > struct nouveau_fence_chan *fctx = nouveau_fctx(fence); > @@ -503,7 +503,7 @@ static const char *nouveau_fence_get_timeline_name(struct fence *f) > * result. The drm node should still be there, so we can derive the index from > * the fence context. > */ > -static bool nouveau_fence_is_signaled(struct fence *f) > +static bool nouveau_fence_is_signaled(struct dma_fence *f) > { > struct nouveau_fence *fence = from_fence(f); > struct nouveau_fence_chan *fctx = nouveau_fctx(fence); > @@ -519,7 +519,7 @@ static bool nouveau_fence_is_signaled(struct fence *f) > return ret; > } > > -static bool nouveau_fence_no_signaling(struct fence *f) > +static bool nouveau_fence_no_signaling(struct dma_fence *f) > { > struct nouveau_fence *fence = from_fence(f); > > @@ -530,30 +530,30 @@ static bool nouveau_fence_no_signaling(struct fence *f) > WARN_ON(atomic_read(&fence->base.refcount.refcount) <= 1); > > /* > - * This needs uevents to work correctly, but fence_add_callback relies on > + * This needs uevents to work correctly, but dma_fence_add_callback relies on > * being able to enable signaling. It will still get signaled eventually, > * just not right away. > */ > if (nouveau_fence_is_signaled(f)) { > list_del(&fence->head); > > - fence_put(&fence->base); > + dma_fence_put(&fence->base); > return false; > } > > return true; > } > > -static void nouveau_fence_release(struct fence *f) > +static void nouveau_fence_release(struct dma_fence *f) > { > struct nouveau_fence *fence = from_fence(f); > struct nouveau_fence_chan *fctx = nouveau_fctx(fence); > > kref_put(&fctx->fence_ref, nouveau_fence_context_put); > - fence_free(&fence->base); > + dma_fence_free(&fence->base); > } > > -static const struct fence_ops nouveau_fence_ops_legacy = { > +static const struct dma_fence_ops nouveau_fence_ops_legacy = { > .get_driver_name = nouveau_fence_get_get_driver_name, > .get_timeline_name = nouveau_fence_get_timeline_name, > .enable_signaling = nouveau_fence_no_signaling, > @@ -562,7 +562,7 @@ static const struct fence_ops nouveau_fence_ops_legacy = { > .release = nouveau_fence_release > }; > > -static bool nouveau_fence_enable_signaling(struct fence *f) > +static bool nouveau_fence_enable_signaling(struct dma_fence *f) > { > struct nouveau_fence *fence = from_fence(f); > struct nouveau_fence_chan *fctx = nouveau_fctx(fence); > @@ -573,18 +573,18 @@ static bool nouveau_fence_enable_signaling(struct fence *f) > > ret = nouveau_fence_no_signaling(f); > if (ret) > - set_bit(FENCE_FLAG_USER_BITS, &fence->base.flags); > + set_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags); > else if (!--fctx->notify_ref) > nvif_notify_put(&fctx->notify); > > return ret; > } > > -static const struct fence_ops nouveau_fence_ops_uevent = { > +static const struct dma_fence_ops nouveau_fence_ops_uevent = { > .get_driver_name = nouveau_fence_get_get_driver_name, > .get_timeline_name = nouveau_fence_get_timeline_name, > .enable_signaling = nouveau_fence_enable_signaling, > .signaled = nouveau_fence_is_signaled, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = NULL > }; > diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.h b/drivers/gpu/drm/nouveau/nouveau_fence.h > index 64c4ce7115ad..41f3c019e534 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_fence.h > +++ b/drivers/gpu/drm/nouveau/nouveau_fence.h > @@ -1,14 +1,14 @@ > #ifndef __NOUVEAU_FENCE_H__ > #define __NOUVEAU_FENCE_H__ > > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <nvif/notify.h> > > struct nouveau_drm; > struct nouveau_bo; > > struct nouveau_fence { > - struct fence base; > + struct dma_fence base; > > struct list_head head; > > @@ -24,7 +24,7 @@ void nouveau_fence_unref(struct nouveau_fence **); > > int nouveau_fence_emit(struct nouveau_fence *, struct nouveau_channel *); > bool nouveau_fence_done(struct nouveau_fence *); > -void nouveau_fence_work(struct fence *, void (*)(void *), void *); > +void nouveau_fence_work(struct dma_fence *, void (*)(void *), void *); > int nouveau_fence_wait(struct nouveau_fence *, bool lazy, bool intr); > int nouveau_fence_sync(struct nouveau_bo *, struct nouveau_channel *, bool exclusive, bool intr); > > diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c > index 0bd7164bc817..7f083c95f422 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_gem.c > +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c > @@ -119,7 +119,7 @@ nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nvkm_vma *vma) > const bool mapped = nvbo->bo.mem.mem_type != TTM_PL_SYSTEM; > struct reservation_object *resv = nvbo->bo.resv; > struct reservation_object_list *fobj; > - struct fence *fence = NULL; > + struct dma_fence *fence = NULL; > > fobj = reservation_object_get_list(resv); > > diff --git a/drivers/gpu/drm/nouveau/nv04_fence.c b/drivers/gpu/drm/nouveau/nv04_fence.c > index 1915b7b82a59..fa8f2375c398 100644 > --- a/drivers/gpu/drm/nouveau/nv04_fence.c > +++ b/drivers/gpu/drm/nouveau/nv04_fence.c > @@ -110,6 +110,6 @@ nv04_fence_create(struct nouveau_drm *drm) > priv->base.context_new = nv04_fence_context_new; > priv->base.context_del = nv04_fence_context_del; > priv->base.contexts = 15; > - priv->base.context_base = fence_context_alloc(priv->base.contexts); > + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); > return 0; > } > diff --git a/drivers/gpu/drm/nouveau/nv10_fence.c b/drivers/gpu/drm/nouveau/nv10_fence.c > index 4e3de34ff6f4..f99fcf56928a 100644 > --- a/drivers/gpu/drm/nouveau/nv10_fence.c > +++ b/drivers/gpu/drm/nouveau/nv10_fence.c > @@ -107,7 +107,7 @@ nv10_fence_create(struct nouveau_drm *drm) > priv->base.context_new = nv10_fence_context_new; > priv->base.context_del = nv10_fence_context_del; > priv->base.contexts = 31; > - priv->base.context_base = fence_context_alloc(priv->base.contexts); > + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); > spin_lock_init(&priv->lock); > return 0; > } > diff --git a/drivers/gpu/drm/nouveau/nv17_fence.c b/drivers/gpu/drm/nouveau/nv17_fence.c > index 7d5e562a55c5..79bc01111351 100644 > --- a/drivers/gpu/drm/nouveau/nv17_fence.c > +++ b/drivers/gpu/drm/nouveau/nv17_fence.c > @@ -126,7 +126,7 @@ nv17_fence_create(struct nouveau_drm *drm) > priv->base.context_new = nv17_fence_context_new; > priv->base.context_del = nv10_fence_context_del; > priv->base.contexts = 31; > - priv->base.context_base = fence_context_alloc(priv->base.contexts); > + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); > spin_lock_init(&priv->lock); > > ret = nouveau_bo_new(drm->dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, > diff --git a/drivers/gpu/drm/nouveau/nv50_fence.c b/drivers/gpu/drm/nouveau/nv50_fence.c > index 4d6f202b7770..8c5295414578 100644 > --- a/drivers/gpu/drm/nouveau/nv50_fence.c > +++ b/drivers/gpu/drm/nouveau/nv50_fence.c > @@ -97,7 +97,7 @@ nv50_fence_create(struct nouveau_drm *drm) > priv->base.context_new = nv50_fence_context_new; > priv->base.context_del = nv10_fence_context_del; > priv->base.contexts = 127; > - priv->base.context_base = fence_context_alloc(priv->base.contexts); > + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); > spin_lock_init(&priv->lock); > > ret = nouveau_bo_new(drm->dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, > diff --git a/drivers/gpu/drm/nouveau/nv84_fence.c b/drivers/gpu/drm/nouveau/nv84_fence.c > index 18bde9d8e6d6..23ef04b4e0b2 100644 > --- a/drivers/gpu/drm/nouveau/nv84_fence.c > +++ b/drivers/gpu/drm/nouveau/nv84_fence.c > @@ -229,7 +229,7 @@ nv84_fence_create(struct nouveau_drm *drm) > priv->base.context_del = nv84_fence_context_del; > > priv->base.contexts = fifo->nr; > - priv->base.context_base = fence_context_alloc(priv->base.contexts); > + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); > priv->base.uevent = true; > > /* Use VRAM if there is any ; otherwise fallback to system memory */ > diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h > index 5f3e5ad99de7..84995ebc6ffc 100644 > --- a/drivers/gpu/drm/qxl/qxl_drv.h > +++ b/drivers/gpu/drm/qxl/qxl_drv.h > @@ -31,7 +31,7 @@ > * Definitions taken from spice-protocol, plus kernel driver specific bits. > */ > > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <linux/workqueue.h> > #include <linux/firmware.h> > #include <linux/platform_device.h> > @@ -190,7 +190,7 @@ enum { > * spice-protocol/qxl_dev.h */ > #define QXL_MAX_RES 96 > struct qxl_release { > - struct fence base; > + struct dma_fence base; > > int id; > int type; > diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c > index cd83f050cf3e..50b4e522f05f 100644 > --- a/drivers/gpu/drm/qxl/qxl_release.c > +++ b/drivers/gpu/drm/qxl/qxl_release.c > @@ -21,7 +21,7 @@ > */ > #include "qxl_drv.h" > #include "qxl_object.h" > -#include <trace/events/fence.h> > +#include <trace/events/dma_fence.h> > > /* > * drawable cmd cache - allocate a bunch of VRAM pages, suballocate > @@ -40,23 +40,24 @@ > static const int release_size_per_bo[] = { RELEASE_SIZE, SURFACE_RELEASE_SIZE, RELEASE_SIZE }; > static const int releases_per_bo[] = { RELEASES_PER_BO, SURFACE_RELEASES_PER_BO, RELEASES_PER_BO }; > > -static const char *qxl_get_driver_name(struct fence *fence) > +static const char *qxl_get_driver_name(struct dma_fence *fence) > { > return "qxl"; > } > > -static const char *qxl_get_timeline_name(struct fence *fence) > +static const char *qxl_get_timeline_name(struct dma_fence *fence) > { > return "release"; > } > > -static bool qxl_nop_signaling(struct fence *fence) > +static bool qxl_nop_signaling(struct dma_fence *fence) > { > /* fences are always automatically signaled, so just pretend we did this.. */ > return true; > } > > -static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) > +static long qxl_fence_wait(struct dma_fence *fence, bool intr, > + signed long timeout) > { > struct qxl_device *qdev; > struct qxl_release *release; > @@ -71,7 +72,7 @@ static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) > retry: > sc++; > > - if (fence_is_signaled(fence)) > + if (dma_fence_is_signaled(fence)) > goto signaled; > > qxl_io_notify_oom(qdev); > @@ -80,11 +81,11 @@ static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) > if (!qxl_queue_garbage_collect(qdev, true)) > break; > > - if (fence_is_signaled(fence)) > + if (dma_fence_is_signaled(fence)) > goto signaled; > } > > - if (fence_is_signaled(fence)) > + if (dma_fence_is_signaled(fence)) > goto signaled; > > if (have_drawable_releases || sc < 4) { > @@ -96,9 +97,9 @@ static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) > return 0; > > if (have_drawable_releases && sc > 300) { > - FENCE_WARN(fence, "failed to wait on release %llu " > - "after spincount %d\n", > - fence->context & ~0xf0000000, sc); > + DMA_FENCE_WARN(fence, "failed to wait on release %llu " > + "after spincount %d\n", > + fence->context & ~0xf0000000, sc); > goto signaled; > } > goto retry; > @@ -115,7 +116,7 @@ static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) > return end - cur; > } > > -static const struct fence_ops qxl_fence_ops = { > +static const struct dma_fence_ops qxl_fence_ops = { > .get_driver_name = qxl_get_driver_name, > .get_timeline_name = qxl_get_timeline_name, > .enable_signaling = qxl_nop_signaling, > @@ -192,8 +193,8 @@ qxl_release_free(struct qxl_device *qdev, > WARN_ON(list_empty(&release->bos)); > qxl_release_free_list(release); > > - fence_signal(&release->base); > - fence_put(&release->base); > + dma_fence_signal(&release->base); > + dma_fence_put(&release->base); > } else { > qxl_release_free_list(release); > kfree(release); > @@ -453,9 +454,9 @@ void qxl_release_fence_buffer_objects(struct qxl_release *release) > * Since we never really allocated a context and we don't want to conflict, > * set the highest bits. This will break if we really allow exporting of dma-bufs. > */ > - fence_init(&release->base, &qxl_fence_ops, &qdev->release_lock, > - release->id | 0xf0000000, release->base.seqno); > - trace_fence_emit(&release->base); > + dma_fence_init(&release->base, &qxl_fence_ops, &qdev->release_lock, > + release->id | 0xf0000000, release->base.seqno); > + trace_dma_fence_emit(&release->base); > > driver = bdev->driver; > glob = bo->glob; > diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h > index 1b0dcad916b0..44e0c5ed6418 100644 > --- a/drivers/gpu/drm/radeon/radeon.h > +++ b/drivers/gpu/drm/radeon/radeon.h > @@ -66,7 +66,7 @@ > #include <linux/kref.h> > #include <linux/interval_tree.h> > #include <linux/hashtable.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #include <ttm/ttm_bo_api.h> > #include <ttm/ttm_bo_driver.h> > @@ -367,7 +367,7 @@ struct radeon_fence_driver { > }; > > struct radeon_fence { > - struct fence base; > + struct dma_fence base; > > struct radeon_device *rdev; > uint64_t seq; > @@ -746,7 +746,7 @@ struct radeon_flip_work { > uint64_t base; > struct drm_pending_vblank_event *event; > struct radeon_bo *old_rbo; > - struct fence *fence; > + struct dma_fence *fence; > bool async; > }; > > @@ -2514,9 +2514,9 @@ void cik_mm_wdoorbell(struct radeon_device *rdev, u32 index, u32 v); > /* > * Cast helper > */ > -extern const struct fence_ops radeon_fence_ops; > +extern const struct dma_fence_ops radeon_fence_ops; > > -static inline struct radeon_fence *to_radeon_fence(struct fence *f) > +static inline struct radeon_fence *to_radeon_fence(struct dma_fence *f) > { > struct radeon_fence *__f = container_of(f, struct radeon_fence, base); > > diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c > index eb92aef46e3c..36b7ac7e57e5 100644 > --- a/drivers/gpu/drm/radeon/radeon_device.c > +++ b/drivers/gpu/drm/radeon/radeon_device.c > @@ -1320,7 +1320,7 @@ int radeon_device_init(struct radeon_device *rdev, > for (i = 0; i < RADEON_NUM_RINGS; i++) { > rdev->ring[i].idx = i; > } > - rdev->fence_context = fence_context_alloc(RADEON_NUM_RINGS); > + rdev->fence_context = dma_fence_context_alloc(RADEON_NUM_RINGS); > > DRM_INFO("initializing kernel modesetting (%s 0x%04X:0x%04X 0x%04X:0x%04X 0x%02X).\n", > radeon_family_name[rdev->family], pdev->vendor, pdev->device, > diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c > index cdb8cb568c15..e7409e8a9f87 100644 > --- a/drivers/gpu/drm/radeon/radeon_display.c > +++ b/drivers/gpu/drm/radeon/radeon_display.c > @@ -437,7 +437,7 @@ static void radeon_flip_work_func(struct work_struct *__work) > down_read(&rdev->exclusive_lock); > } > } else > - r = fence_wait(work->fence, false); > + r = dma_fence_wait(work->fence, false); > > if (r) > DRM_ERROR("failed to wait on page flip fence (%d)!\n", r); > @@ -447,7 +447,7 @@ static void radeon_flip_work_func(struct work_struct *__work) > * confused about which BO the CRTC is scanning out > */ > > - fence_put(work->fence); > + dma_fence_put(work->fence); > work->fence = NULL; > } > > @@ -542,7 +542,7 @@ static int radeon_crtc_page_flip_target(struct drm_crtc *crtc, > DRM_ERROR("failed to pin new rbo buffer before flip\n"); > goto cleanup; > } > - work->fence = fence_get(reservation_object_get_excl(new_rbo->tbo.resv)); > + work->fence = dma_fence_get(reservation_object_get_excl(new_rbo->tbo.resv)); > radeon_bo_get_tiling_flags(new_rbo, &tiling_flags, NULL); > radeon_bo_unreserve(new_rbo); > > @@ -617,7 +617,7 @@ static int radeon_crtc_page_flip_target(struct drm_crtc *crtc, > > cleanup: > drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base); > - fence_put(work->fence); > + dma_fence_put(work->fence); > kfree(work); > return r; > } > diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c > index 7ef075acde9c..ef09f0a63754 100644 > --- a/drivers/gpu/drm/radeon/radeon_fence.c > +++ b/drivers/gpu/drm/radeon/radeon_fence.c > @@ -141,8 +141,10 @@ int radeon_fence_emit(struct radeon_device *rdev, > (*fence)->seq = seq = ++rdev->fence_drv[ring].sync_seq[ring]; > (*fence)->ring = ring; > (*fence)->is_vm_update = false; > - fence_init(&(*fence)->base, &radeon_fence_ops, > - &rdev->fence_queue.lock, rdev->fence_context + ring, seq); > + dma_fence_init(&(*fence)->base, &radeon_fence_ops, > + &rdev->fence_queue.lock, > + rdev->fence_context + ring, > + seq); > radeon_fence_ring_emit(rdev, ring, *fence); > trace_radeon_fence_emit(rdev->ddev, ring, (*fence)->seq); > radeon_fence_schedule_check(rdev, ring); > @@ -169,18 +171,18 @@ static int radeon_fence_check_signaled(wait_queue_t *wait, unsigned mode, int fl > */ > seq = atomic64_read(&fence->rdev->fence_drv[fence->ring].last_seq); > if (seq >= fence->seq) { > - int ret = fence_signal_locked(&fence->base); > + int ret = dma_fence_signal_locked(&fence->base); > > if (!ret) > - FENCE_TRACE(&fence->base, "signaled from irq context\n"); > + DMA_FENCE_TRACE(&fence->base, "signaled from irq context\n"); > else > - FENCE_TRACE(&fence->base, "was already signaled\n"); > + DMA_FENCE_TRACE(&fence->base, "was already signaled\n"); > > radeon_irq_kms_sw_irq_put(fence->rdev, fence->ring); > __remove_wait_queue(&fence->rdev->fence_queue, &fence->fence_wake); > - fence_put(&fence->base); > + dma_fence_put(&fence->base); > } else > - FENCE_TRACE(&fence->base, "pending\n"); > + DMA_FENCE_TRACE(&fence->base, "pending\n"); > return 0; > } > > @@ -351,7 +353,7 @@ static bool radeon_fence_seq_signaled(struct radeon_device *rdev, > return false; > } > > -static bool radeon_fence_is_signaled(struct fence *f) > +static bool radeon_fence_is_signaled(struct dma_fence *f) > { > struct radeon_fence *fence = to_radeon_fence(f); > struct radeon_device *rdev = fence->rdev; > @@ -381,7 +383,7 @@ static bool radeon_fence_is_signaled(struct fence *f) > * to fence_queue that checks if this fence is signaled, and if so it > * signals the fence and removes itself. > */ > -static bool radeon_fence_enable_signaling(struct fence *f) > +static bool radeon_fence_enable_signaling(struct dma_fence *f) > { > struct radeon_fence *fence = to_radeon_fence(f); > struct radeon_device *rdev = fence->rdev; > @@ -414,9 +416,9 @@ static bool radeon_fence_enable_signaling(struct fence *f) > fence->fence_wake.private = NULL; > fence->fence_wake.func = radeon_fence_check_signaled; > __add_wait_queue(&rdev->fence_queue, &fence->fence_wake); > - fence_get(f); > + dma_fence_get(f); > > - FENCE_TRACE(&fence->base, "armed on ring %i!\n", fence->ring); > + DMA_FENCE_TRACE(&fence->base, "armed on ring %i!\n", fence->ring); > return true; > } > > @@ -436,9 +438,9 @@ bool radeon_fence_signaled(struct radeon_fence *fence) > if (radeon_fence_seq_signaled(fence->rdev, fence->seq, fence->ring)) { > int ret; > > - ret = fence_signal(&fence->base); > + ret = dma_fence_signal(&fence->base); > if (!ret) > - FENCE_TRACE(&fence->base, "signaled from radeon_fence_signaled\n"); > + DMA_FENCE_TRACE(&fence->base, "signaled from radeon_fence_signaled\n"); > return true; > } > return false; > @@ -552,7 +554,7 @@ long radeon_fence_wait_timeout(struct radeon_fence *fence, bool intr, long timeo > * exclusive_lock is not held in that case. > */ > if (WARN_ON_ONCE(!to_radeon_fence(&fence->base))) > - return fence_wait(&fence->base, intr); > + return dma_fence_wait(&fence->base, intr); > > seq[fence->ring] = fence->seq; > r = radeon_fence_wait_seq_timeout(fence->rdev, seq, intr, timeout); > @@ -560,9 +562,9 @@ long radeon_fence_wait_timeout(struct radeon_fence *fence, bool intr, long timeo > return r; > } > > - r_sig = fence_signal(&fence->base); > + r_sig = dma_fence_signal(&fence->base); > if (!r_sig) > - FENCE_TRACE(&fence->base, "signaled from fence_wait\n"); > + DMA_FENCE_TRACE(&fence->base, "signaled from fence_wait\n"); > return r; > } > > @@ -697,7 +699,7 @@ int radeon_fence_wait_empty(struct radeon_device *rdev, int ring) > */ > struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence) > { > - fence_get(&fence->base); > + dma_fence_get(&fence->base); > return fence; > } > > @@ -714,7 +716,7 @@ void radeon_fence_unref(struct radeon_fence **fence) > > *fence = NULL; > if (tmp) { > - fence_put(&tmp->base); > + dma_fence_put(&tmp->base); > } > } > > @@ -1028,12 +1030,12 @@ int radeon_debugfs_fence_init(struct radeon_device *rdev) > #endif > } > > -static const char *radeon_fence_get_driver_name(struct fence *fence) > +static const char *radeon_fence_get_driver_name(struct dma_fence *fence) > { > return "radeon"; > } > > -static const char *radeon_fence_get_timeline_name(struct fence *f) > +static const char *radeon_fence_get_timeline_name(struct dma_fence *f) > { > struct radeon_fence *fence = to_radeon_fence(f); > switch (fence->ring) { > @@ -1051,16 +1053,16 @@ static const char *radeon_fence_get_timeline_name(struct fence *f) > > static inline bool radeon_test_signaled(struct radeon_fence *fence) > { > - return test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags); > + return test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags); > } > > struct radeon_wait_cb { > - struct fence_cb base; > + struct dma_fence_cb base; > struct task_struct *task; > }; > > static void > -radeon_fence_wait_cb(struct fence *fence, struct fence_cb *cb) > +radeon_fence_wait_cb(struct dma_fence *fence, struct dma_fence_cb *cb) > { > struct radeon_wait_cb *wait = > container_of(cb, struct radeon_wait_cb, base); > @@ -1068,7 +1070,7 @@ radeon_fence_wait_cb(struct fence *fence, struct fence_cb *cb) > wake_up_process(wait->task); > } > > -static signed long radeon_fence_default_wait(struct fence *f, bool intr, > +static signed long radeon_fence_default_wait(struct dma_fence *f, bool intr, > signed long t) > { > struct radeon_fence *fence = to_radeon_fence(f); > @@ -1077,7 +1079,7 @@ static signed long radeon_fence_default_wait(struct fence *f, bool intr, > > cb.task = current; > > - if (fence_add_callback(f, &cb.base, radeon_fence_wait_cb)) > + if (dma_fence_add_callback(f, &cb.base, radeon_fence_wait_cb)) > return t; > > while (t > 0) { > @@ -1105,12 +1107,12 @@ static signed long radeon_fence_default_wait(struct fence *f, bool intr, > } > > __set_current_state(TASK_RUNNING); > - fence_remove_callback(f, &cb.base); > + dma_fence_remove_callback(f, &cb.base); > > return t; > } > > -const struct fence_ops radeon_fence_ops = { > +const struct dma_fence_ops radeon_fence_ops = { > .get_driver_name = radeon_fence_get_driver_name, > .get_timeline_name = radeon_fence_get_timeline_name, > .enable_signaling = radeon_fence_enable_signaling, > diff --git a/drivers/gpu/drm/radeon/radeon_sync.c b/drivers/gpu/drm/radeon/radeon_sync.c > index 02ac8a1de4ff..be5d7a38d3aa 100644 > --- a/drivers/gpu/drm/radeon/radeon_sync.c > +++ b/drivers/gpu/drm/radeon/radeon_sync.c > @@ -92,7 +92,7 @@ int radeon_sync_resv(struct radeon_device *rdev, > bool shared) > { > struct reservation_object_list *flist; > - struct fence *f; > + struct dma_fence *f; > struct radeon_fence *fence; > unsigned i; > int r = 0; > @@ -103,7 +103,7 @@ int radeon_sync_resv(struct radeon_device *rdev, > if (fence && fence->rdev == rdev) > radeon_sync_fence(sync, fence); > else if (f) > - r = fence_wait(f, true); > + r = dma_fence_wait(f, true); > > flist = reservation_object_get_list(resv); > if (shared || !flist || r) > @@ -116,7 +116,7 @@ int radeon_sync_resv(struct radeon_device *rdev, > if (fence && fence->rdev == rdev) > radeon_sync_fence(sync, fence); > else > - r = fence_wait(f, true); > + r = dma_fence_wait(f, true); > > if (r) > break; > diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c > index 0cd0e7bdee55..d34d1cf33895 100644 > --- a/drivers/gpu/drm/radeon/radeon_uvd.c > +++ b/drivers/gpu/drm/radeon/radeon_uvd.c > @@ -467,7 +467,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo, > { > int32_t *msg, msg_type, handle; > unsigned img_size = 0; > - struct fence *f; > + struct dma_fence *f; > void *ptr; > > int i, r; > diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c > index fc6217dfe401..915e0d1c316a 100644 > --- a/drivers/gpu/drm/ttm/ttm_bo.c > +++ b/drivers/gpu/drm/ttm/ttm_bo.c > @@ -148,7 +148,7 @@ static void ttm_bo_release_list(struct kref *list_kref) > BUG_ON(!list_empty(&bo->ddestroy)); > ttm_tt_destroy(bo->ttm); > atomic_dec(&bo->glob->bo_count); > - fence_put(bo->moving); > + dma_fence_put(bo->moving); > if (bo->resv == &bo->ttm_resv) > reservation_object_fini(&bo->ttm_resv); > mutex_destroy(&bo->wu_mutex); > @@ -426,20 +426,20 @@ static void ttm_bo_cleanup_memtype_use(struct ttm_buffer_object *bo) > static void ttm_bo_flush_all_fences(struct ttm_buffer_object *bo) > { > struct reservation_object_list *fobj; > - struct fence *fence; > + struct dma_fence *fence; > int i; > > fobj = reservation_object_get_list(bo->resv); > fence = reservation_object_get_excl(bo->resv); > if (fence && !fence->ops->signaled) > - fence_enable_sw_signaling(fence); > + dma_fence_enable_sw_signaling(fence); > > for (i = 0; fobj && i < fobj->shared_count; ++i) { > fence = rcu_dereference_protected(fobj->shared[i], > reservation_object_held(bo->resv)); > > if (!fence->ops->signaled) > - fence_enable_sw_signaling(fence); > + dma_fence_enable_sw_signaling(fence); > } > } > > @@ -792,11 +792,11 @@ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo, > struct ttm_mem_type_manager *man, > struct ttm_mem_reg *mem) > { > - struct fence *fence; > + struct dma_fence *fence; > int ret; > > spin_lock(&man->move_lock); > - fence = fence_get(man->move); > + fence = dma_fence_get(man->move); > spin_unlock(&man->move_lock); > > if (fence) { > @@ -806,7 +806,7 @@ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo, > if (unlikely(ret)) > return ret; > > - fence_put(bo->moving); > + dma_fence_put(bo->moving); > bo->moving = fence; > } > > @@ -1286,7 +1286,7 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev, > { > struct ttm_mem_type_manager *man = &bdev->man[mem_type]; > struct ttm_bo_global *glob = bdev->glob; > - struct fence *fence; > + struct dma_fence *fence; > int ret; > > /* > @@ -1309,12 +1309,12 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev, > spin_unlock(&glob->lru_lock); > > spin_lock(&man->move_lock); > - fence = fence_get(man->move); > + fence = dma_fence_get(man->move); > spin_unlock(&man->move_lock); > > if (fence) { > - ret = fence_wait(fence, false); > - fence_put(fence); > + ret = dma_fence_wait(fence, false); > + dma_fence_put(fence); > if (ret) { > if (allow_errors) { > return ret; > @@ -1343,7 +1343,7 @@ int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type) > mem_type); > return ret; > } > - fence_put(man->move); > + dma_fence_put(man->move); > > man->use_type = false; > man->has_type = false; > diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c > index bf6e21655c57..d0459b392e5e 100644 > --- a/drivers/gpu/drm/ttm/ttm_bo_util.c > +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c > @@ -644,7 +644,7 @@ void ttm_bo_kunmap(struct ttm_bo_kmap_obj *map) > EXPORT_SYMBOL(ttm_bo_kunmap); > > int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, > - struct fence *fence, > + struct dma_fence *fence, > bool evict, > struct ttm_mem_reg *new_mem) > { > @@ -674,8 +674,8 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, > * operation has completed. > */ > > - fence_put(bo->moving); > - bo->moving = fence_get(fence); > + dma_fence_put(bo->moving); > + bo->moving = dma_fence_get(fence); > > ret = ttm_buffer_object_transfer(bo, &ghost_obj); > if (ret) > @@ -706,7 +706,7 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, > EXPORT_SYMBOL(ttm_bo_move_accel_cleanup); > > int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, > - struct fence *fence, bool evict, > + struct dma_fence *fence, bool evict, > struct ttm_mem_reg *new_mem) > { > struct ttm_bo_device *bdev = bo->bdev; > @@ -730,8 +730,8 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, > * operation has completed. > */ > > - fence_put(bo->moving); > - bo->moving = fence_get(fence); > + dma_fence_put(bo->moving); > + bo->moving = dma_fence_get(fence); > > ret = ttm_buffer_object_transfer(bo, &ghost_obj); > if (ret) > @@ -761,16 +761,16 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, > */ > > spin_lock(&from->move_lock); > - if (!from->move || fence_is_later(fence, from->move)) { > - fence_put(from->move); > - from->move = fence_get(fence); > + if (!from->move || dma_fence_is_later(fence, from->move)) { > + dma_fence_put(from->move); > + from->move = dma_fence_get(fence); > } > spin_unlock(&from->move_lock); > > ttm_bo_free_old_node(bo); > > - fence_put(bo->moving); > - bo->moving = fence_get(fence); > + dma_fence_put(bo->moving); > + bo->moving = dma_fence_get(fence); > > } else { > /** > diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c > index a6ed9d5e5167..4748aedc933a 100644 > --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c > +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c > @@ -54,7 +54,7 @@ static int ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, > /* > * Quick non-stalling check for idle. > */ > - if (fence_is_signaled(bo->moving)) > + if (dma_fence_is_signaled(bo->moving)) > goto out_clear; > > /* > @@ -67,14 +67,14 @@ static int ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, > goto out_unlock; > > up_read(&vma->vm_mm->mmap_sem); > - (void) fence_wait(bo->moving, true); > + (void) dma_fence_wait(bo->moving, true); > goto out_unlock; > } > > /* > * Ordinary wait. > */ > - ret = fence_wait(bo->moving, true); > + ret = dma_fence_wait(bo->moving, true); > if (unlikely(ret != 0)) { > ret = (ret != -ERESTARTSYS) ? VM_FAULT_SIGBUS : > VM_FAULT_NOPAGE; > @@ -82,7 +82,7 @@ static int ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, > } > > out_clear: > - fence_put(bo->moving); > + dma_fence_put(bo->moving); > bo->moving = NULL; > > out_unlock: > diff --git a/drivers/gpu/drm/ttm/ttm_execbuf_util.c b/drivers/gpu/drm/ttm/ttm_execbuf_util.c > index a80717b35dc6..d35bc491e8de 100644 > --- a/drivers/gpu/drm/ttm/ttm_execbuf_util.c > +++ b/drivers/gpu/drm/ttm/ttm_execbuf_util.c > @@ -179,7 +179,8 @@ int ttm_eu_reserve_buffers(struct ww_acquire_ctx *ticket, > EXPORT_SYMBOL(ttm_eu_reserve_buffers); > > void ttm_eu_fence_buffer_objects(struct ww_acquire_ctx *ticket, > - struct list_head *list, struct fence *fence) > + struct list_head *list, > + struct dma_fence *fence) > { > struct ttm_validate_buffer *entry; > struct ttm_buffer_object *bo; > diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c > index 5c57c1ffa1f9..488909a21ed8 100644 > --- a/drivers/gpu/drm/vgem/vgem_fence.c > +++ b/drivers/gpu/drm/vgem/vgem_fence.c > @@ -28,56 +28,57 @@ > #define VGEM_FENCE_TIMEOUT (10*HZ) > > struct vgem_fence { > - struct fence base; > + struct dma_fence base; > struct spinlock lock; > struct timer_list timer; > }; > > -static const char *vgem_fence_get_driver_name(struct fence *fence) > +static const char *vgem_fence_get_driver_name(struct dma_fence *fence) > { > return "vgem"; > } > > -static const char *vgem_fence_get_timeline_name(struct fence *fence) > +static const char *vgem_fence_get_timeline_name(struct dma_fence *fence) > { > return "unbound"; > } > > -static bool vgem_fence_signaled(struct fence *fence) > +static bool vgem_fence_signaled(struct dma_fence *fence) > { > return false; > } > > -static bool vgem_fence_enable_signaling(struct fence *fence) > +static bool vgem_fence_enable_signaling(struct dma_fence *fence) > { > return true; > } > > -static void vgem_fence_release(struct fence *base) > +static void vgem_fence_release(struct dma_fence *base) > { > struct vgem_fence *fence = container_of(base, typeof(*fence), base); > > del_timer_sync(&fence->timer); > - fence_free(&fence->base); > + dma_fence_free(&fence->base); > } > > -static void vgem_fence_value_str(struct fence *fence, char *str, int size) > +static void vgem_fence_value_str(struct dma_fence *fence, char *str, int size) > { > snprintf(str, size, "%u", fence->seqno); > } > > -static void vgem_fence_timeline_value_str(struct fence *fence, char *str, > +static void vgem_fence_timeline_value_str(struct dma_fence *fence, char *str, > int size) > { > - snprintf(str, size, "%u", fence_is_signaled(fence) ? fence->seqno : 0); > + snprintf(str, size, "%u", > + dma_fence_is_signaled(fence) ? fence->seqno : 0); > } > > -static const struct fence_ops vgem_fence_ops = { > +static const struct dma_fence_ops vgem_fence_ops = { > .get_driver_name = vgem_fence_get_driver_name, > .get_timeline_name = vgem_fence_get_timeline_name, > .enable_signaling = vgem_fence_enable_signaling, > .signaled = vgem_fence_signaled, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .release = vgem_fence_release, > > .fence_value_str = vgem_fence_value_str, > @@ -88,11 +89,11 @@ static void vgem_fence_timeout(unsigned long data) > { > struct vgem_fence *fence = (struct vgem_fence *)data; > > - fence_signal(&fence->base); > + dma_fence_signal(&fence->base); > } > > -static struct fence *vgem_fence_create(struct vgem_file *vfile, > - unsigned int flags) > +static struct dma_fence *vgem_fence_create(struct vgem_file *vfile, > + unsigned int flags) > { > struct vgem_fence *fence; > > @@ -101,8 +102,8 @@ static struct fence *vgem_fence_create(struct vgem_file *vfile, > return NULL; > > spin_lock_init(&fence->lock); > - fence_init(&fence->base, &vgem_fence_ops, &fence->lock, > - fence_context_alloc(1), 1); > + dma_fence_init(&fence->base, &vgem_fence_ops, &fence->lock, > + dma_fence_context_alloc(1), 1); > > setup_timer(&fence->timer, vgem_fence_timeout, (unsigned long)fence); > > @@ -157,7 +158,7 @@ int vgem_fence_attach_ioctl(struct drm_device *dev, > struct vgem_file *vfile = file->driver_priv; > struct reservation_object *resv; > struct drm_gem_object *obj; > - struct fence *fence; > + struct dma_fence *fence; > int ret; > > if (arg->flags & ~VGEM_FENCE_WRITE) > @@ -209,8 +210,8 @@ int vgem_fence_attach_ioctl(struct drm_device *dev, > } > err_fence: > if (ret) { > - fence_signal(fence); > - fence_put(fence); > + dma_fence_signal(fence); > + dma_fence_put(fence); > } > err: > drm_gem_object_unreference_unlocked(obj); > @@ -239,7 +240,7 @@ int vgem_fence_signal_ioctl(struct drm_device *dev, > { > struct vgem_file *vfile = file->driver_priv; > struct drm_vgem_fence_signal *arg = data; > - struct fence *fence; > + struct dma_fence *fence; > int ret = 0; > > if (arg->flags) > @@ -253,11 +254,11 @@ int vgem_fence_signal_ioctl(struct drm_device *dev, > if (IS_ERR(fence)) > return PTR_ERR(fence); > > - if (fence_is_signaled(fence)) > + if (dma_fence_is_signaled(fence)) > ret = -ETIMEDOUT; > > - fence_signal(fence); > - fence_put(fence); > + dma_fence_signal(fence); > + dma_fence_put(fence); > return ret; > } > > @@ -271,8 +272,8 @@ int vgem_fence_open(struct vgem_file *vfile) > > static int __vgem_fence_idr_fini(int id, void *p, void *data) > { > - fence_signal(p); > - fence_put(p); > + dma_fence_signal(p); > + dma_fence_put(p); > return 0; > } > > diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h > index ae59080d63d1..ec1ebdcfe80b 100644 > --- a/drivers/gpu/drm/virtio/virtgpu_drv.h > +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h > @@ -82,7 +82,7 @@ struct virtio_gpu_fence_driver { > }; > > struct virtio_gpu_fence { > - struct fence f; > + struct dma_fence f; > struct virtio_gpu_fence_driver *drv; > struct list_head node; > uint64_t seq; > diff --git a/drivers/gpu/drm/virtio/virtgpu_fence.c b/drivers/gpu/drm/virtio/virtgpu_fence.c > index f3f70fa8a4c7..23353521f903 100644 > --- a/drivers/gpu/drm/virtio/virtgpu_fence.c > +++ b/drivers/gpu/drm/virtio/virtgpu_fence.c > @@ -26,22 +26,22 @@ > #include <drm/drmP.h> > #include "virtgpu_drv.h" > > -static const char *virtio_get_driver_name(struct fence *f) > +static const char *virtio_get_driver_name(struct dma_fence *f) > { > return "virtio_gpu"; > } > > -static const char *virtio_get_timeline_name(struct fence *f) > +static const char *virtio_get_timeline_name(struct dma_fence *f) > { > return "controlq"; > } > > -static bool virtio_enable_signaling(struct fence *f) > +static bool virtio_enable_signaling(struct dma_fence *f) > { > return true; > } > > -static bool virtio_signaled(struct fence *f) > +static bool virtio_signaled(struct dma_fence *f) > { > struct virtio_gpu_fence *fence = to_virtio_fence(f); > > @@ -50,26 +50,26 @@ static bool virtio_signaled(struct fence *f) > return false; > } > > -static void virtio_fence_value_str(struct fence *f, char *str, int size) > +static void virtio_fence_value_str(struct dma_fence *f, char *str, int size) > { > struct virtio_gpu_fence *fence = to_virtio_fence(f); > > snprintf(str, size, "%llu", fence->seq); > } > > -static void virtio_timeline_value_str(struct fence *f, char *str, int size) > +static void virtio_timeline_value_str(struct dma_fence *f, char *str, int size) > { > struct virtio_gpu_fence *fence = to_virtio_fence(f); > > snprintf(str, size, "%llu", (u64)atomic64_read(&fence->drv->last_seq)); > } > > -static const struct fence_ops virtio_fence_ops = { > +static const struct dma_fence_ops virtio_fence_ops = { > .get_driver_name = virtio_get_driver_name, > .get_timeline_name = virtio_get_timeline_name, > .enable_signaling = virtio_enable_signaling, > .signaled = virtio_signaled, > - .wait = fence_default_wait, > + .wait = dma_fence_default_wait, > .fence_value_str = virtio_fence_value_str, > .timeline_value_str = virtio_timeline_value_str, > }; > @@ -88,9 +88,9 @@ int virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev, > spin_lock_irqsave(&drv->lock, irq_flags); > (*fence)->drv = drv; > (*fence)->seq = ++drv->sync_seq; > - fence_init(&(*fence)->f, &virtio_fence_ops, &drv->lock, > - drv->context, (*fence)->seq); > - fence_get(&(*fence)->f); > + dma_fence_init(&(*fence)->f, &virtio_fence_ops, &drv->lock, > + drv->context, (*fence)->seq); > + dma_fence_get(&(*fence)->f); > list_add_tail(&(*fence)->node, &drv->fences); > spin_unlock_irqrestore(&drv->lock, irq_flags); > > @@ -111,9 +111,9 @@ void virtio_gpu_fence_event_process(struct virtio_gpu_device *vgdev, > list_for_each_entry_safe(fence, tmp, &drv->fences, node) { > if (last_seq < fence->seq) > continue; > - fence_signal_locked(&fence->f); > + dma_fence_signal_locked(&fence->f); > list_del(&fence->node); > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > } > spin_unlock_irqrestore(&drv->lock, irq_flags); > } > diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c > index 818478b4c4f0..61f3a963af95 100644 > --- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c > +++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c > @@ -172,7 +172,7 @@ static int virtio_gpu_execbuffer_ioctl(struct drm_device *dev, void *data, > /* fence the command bo */ > virtio_gpu_unref_list(&validate_list); > drm_free_large(buflist); > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > return 0; > > out_unresv: > @@ -298,7 +298,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data, > drm_gem_object_release(obj); > if (vgdev->has_virgl_3d) { > virtio_gpu_unref_list(&validate_list); > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > } > return ret; > } > @@ -309,13 +309,13 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data, > > if (vgdev->has_virgl_3d) { > virtio_gpu_unref_list(&validate_list); > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > } > return 0; > fail_unref: > if (vgdev->has_virgl_3d) { > virtio_gpu_unref_list(&validate_list); > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > } > //fail_obj: > // drm_gem_object_handle_unreference_unlocked(obj); > @@ -383,7 +383,7 @@ static int virtio_gpu_transfer_from_host_ioctl(struct drm_device *dev, > reservation_object_add_excl_fence(qobj->tbo.resv, > &fence->f); > > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > out_unres: > virtio_gpu_object_unreserve(qobj); > out: > @@ -431,7 +431,7 @@ static int virtio_gpu_transfer_to_host_ioctl(struct drm_device *dev, void *data, > args->level, &box, &fence); > reservation_object_add_excl_fence(qobj->tbo.resv, > &fence->f); > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > } > > out_unres: > diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c > index 036b0fbae0fb..1235519853f4 100644 > --- a/drivers/gpu/drm/virtio/virtgpu_kms.c > +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c > @@ -159,7 +159,7 @@ int virtio_gpu_driver_load(struct drm_device *dev, unsigned long flags) > virtio_gpu_init_vq(&vgdev->ctrlq, virtio_gpu_dequeue_ctrl_func); > virtio_gpu_init_vq(&vgdev->cursorq, virtio_gpu_dequeue_cursor_func); > > - vgdev->fence_drv.context = fence_context_alloc(1); > + vgdev->fence_drv.context = dma_fence_context_alloc(1); > spin_lock_init(&vgdev->fence_drv.lock); > INIT_LIST_HEAD(&vgdev->fence_drv.fences); > INIT_LIST_HEAD(&vgdev->cap_cache); > diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c > index ba28c0f6f28a..cb75f0663ba0 100644 > --- a/drivers/gpu/drm/virtio/virtgpu_plane.c > +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c > @@ -152,7 +152,7 @@ static void virtio_gpu_cursor_plane_update(struct drm_plane *plane, > if (!ret) { > reservation_object_add_excl_fence(bo->tbo.resv, > &fence->f); > - fence_put(&fence->f); > + dma_fence_put(&fence->f); > fence = NULL; > virtio_gpu_object_unreserve(bo); > virtio_gpu_object_wait(bo, false); > diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c > index 26ac8e80a478..6541dd8b82dc 100644 > --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c > +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c > @@ -108,7 +108,7 @@ fman_from_fence(struct vmw_fence_obj *fence) > * objects with actions attached to them. > */ > > -static void vmw_fence_obj_destroy(struct fence *f) > +static void vmw_fence_obj_destroy(struct dma_fence *f) > { > struct vmw_fence_obj *fence = > container_of(f, struct vmw_fence_obj, base); > @@ -123,17 +123,17 @@ static void vmw_fence_obj_destroy(struct fence *f) > fence->destroy(fence); > } > > -static const char *vmw_fence_get_driver_name(struct fence *f) > +static const char *vmw_fence_get_driver_name(struct dma_fence *f) > { > return "vmwgfx"; > } > > -static const char *vmw_fence_get_timeline_name(struct fence *f) > +static const char *vmw_fence_get_timeline_name(struct dma_fence *f) > { > return "svga"; > } > > -static bool vmw_fence_enable_signaling(struct fence *f) > +static bool vmw_fence_enable_signaling(struct dma_fence *f) > { > struct vmw_fence_obj *fence = > container_of(f, struct vmw_fence_obj, base); > @@ -152,12 +152,12 @@ static bool vmw_fence_enable_signaling(struct fence *f) > } > > struct vmwgfx_wait_cb { > - struct fence_cb base; > + struct dma_fence_cb base; > struct task_struct *task; > }; > > static void > -vmwgfx_wait_cb(struct fence *fence, struct fence_cb *cb) > +vmwgfx_wait_cb(struct dma_fence *fence, struct dma_fence_cb *cb) > { > struct vmwgfx_wait_cb *wait = > container_of(cb, struct vmwgfx_wait_cb, base); > @@ -167,7 +167,7 @@ vmwgfx_wait_cb(struct fence *fence, struct fence_cb *cb) > > static void __vmw_fences_update(struct vmw_fence_manager *fman); > > -static long vmw_fence_wait(struct fence *f, bool intr, signed long timeout) > +static long vmw_fence_wait(struct dma_fence *f, bool intr, signed long timeout) > { > struct vmw_fence_obj *fence = > container_of(f, struct vmw_fence_obj, base); > @@ -197,7 +197,7 @@ static long vmw_fence_wait(struct fence *f, bool intr, signed long timeout) > > while (ret > 0) { > __vmw_fences_update(fman); > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &f->flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &f->flags)) > break; > > if (intr) > @@ -225,7 +225,7 @@ static long vmw_fence_wait(struct fence *f, bool intr, signed long timeout) > return ret; > } > > -static struct fence_ops vmw_fence_ops = { > +static struct dma_fence_ops vmw_fence_ops = { > .get_driver_name = vmw_fence_get_driver_name, > .get_timeline_name = vmw_fence_get_timeline_name, > .enable_signaling = vmw_fence_enable_signaling, > @@ -298,7 +298,7 @@ struct vmw_fence_manager *vmw_fence_manager_init(struct vmw_private *dev_priv) > fman->event_fence_action_size = > ttm_round_pot(sizeof(struct vmw_event_fence_action)); > mutex_init(&fman->goal_irq_mutex); > - fman->ctx = fence_context_alloc(1); > + fman->ctx = dma_fence_context_alloc(1); > > return fman; > } > @@ -326,8 +326,8 @@ static int vmw_fence_obj_init(struct vmw_fence_manager *fman, > unsigned long irq_flags; > int ret = 0; > > - fence_init(&fence->base, &vmw_fence_ops, &fman->lock, > - fman->ctx, seqno); > + dma_fence_init(&fence->base, &vmw_fence_ops, &fman->lock, > + fman->ctx, seqno); > INIT_LIST_HEAD(&fence->seq_passed_actions); > fence->destroy = destroy; > > @@ -431,7 +431,7 @@ static bool vmw_fence_goal_check_locked(struct vmw_fence_obj *fence) > u32 goal_seqno; > u32 *fifo_mem; > > - if (fence_is_signaled_locked(&fence->base)) > + if (dma_fence_is_signaled_locked(&fence->base)) > return false; > > fifo_mem = fman->dev_priv->mmio_virt; > @@ -459,7 +459,7 @@ static void __vmw_fences_update(struct vmw_fence_manager *fman) > list_for_each_entry_safe(fence, next_fence, &fman->fence_list, head) { > if (seqno - fence->base.seqno < VMW_FENCE_WRAP) { > list_del_init(&fence->head); > - fence_signal_locked(&fence->base); > + dma_fence_signal_locked(&fence->base); > INIT_LIST_HEAD(&action_list); > list_splice_init(&fence->seq_passed_actions, > &action_list); > @@ -500,18 +500,18 @@ bool vmw_fence_obj_signaled(struct vmw_fence_obj *fence) > { > struct vmw_fence_manager *fman = fman_from_fence(fence); > > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) > return 1; > > vmw_fences_update(fman); > > - return fence_is_signaled(&fence->base); > + return dma_fence_is_signaled(&fence->base); > } > > int vmw_fence_obj_wait(struct vmw_fence_obj *fence, bool lazy, > bool interruptible, unsigned long timeout) > { > - long ret = fence_wait_timeout(&fence->base, interruptible, timeout); > + long ret = dma_fence_wait_timeout(&fence->base, interruptible, timeout); > > if (likely(ret > 0)) > return 0; > @@ -530,7 +530,7 @@ void vmw_fence_obj_flush(struct vmw_fence_obj *fence) > > static void vmw_fence_destroy(struct vmw_fence_obj *fence) > { > - fence_free(&fence->base); > + dma_fence_free(&fence->base); > } > > int vmw_fence_create(struct vmw_fence_manager *fman, > @@ -669,7 +669,7 @@ void vmw_fence_fifo_down(struct vmw_fence_manager *fman) > struct vmw_fence_obj *fence = > list_entry(fman->fence_list.prev, struct vmw_fence_obj, > head); > - fence_get(&fence->base); > + dma_fence_get(&fence->base); > spin_unlock_irq(&fman->lock); > > ret = vmw_fence_obj_wait(fence, false, false, > @@ -677,7 +677,7 @@ void vmw_fence_fifo_down(struct vmw_fence_manager *fman) > > if (unlikely(ret != 0)) { > list_del_init(&fence->head); > - fence_signal(&fence->base); > + dma_fence_signal(&fence->base); > INIT_LIST_HEAD(&action_list); > list_splice_init(&fence->seq_passed_actions, > &action_list); > @@ -685,7 +685,7 @@ void vmw_fence_fifo_down(struct vmw_fence_manager *fman) > } > > BUG_ON(!list_empty(&fence->head)); > - fence_put(&fence->base); > + dma_fence_put(&fence->base); > spin_lock_irq(&fman->lock); > } > spin_unlock_irq(&fman->lock); > @@ -884,7 +884,7 @@ static void vmw_fence_obj_add_action(struct vmw_fence_obj *fence, > spin_lock_irqsave(&fman->lock, irq_flags); > > fman->pending_actions[action->type]++; > - if (fence_is_signaled_locked(&fence->base)) { > + if (dma_fence_is_signaled_locked(&fence->base)) { > struct list_head action_list; > > INIT_LIST_HEAD(&action_list); > diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h > index 83ae301ee141..d9d85aa6ed20 100644 > --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h > +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h > @@ -27,7 +27,7 @@ > > #ifndef _VMWGFX_FENCE_H_ > > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #define VMW_FENCE_WAIT_TIMEOUT (5*HZ) > > @@ -52,7 +52,7 @@ struct vmw_fence_action { > }; > > struct vmw_fence_obj { > - struct fence base; > + struct dma_fence base; > > struct list_head head; > struct list_head seq_passed_actions; > @@ -71,14 +71,14 @@ vmw_fence_obj_unreference(struct vmw_fence_obj **fence_p) > > *fence_p = NULL; > if (fence) > - fence_put(&fence->base); > + dma_fence_put(&fence->base); > } > > static inline struct vmw_fence_obj * > vmw_fence_obj_reference(struct vmw_fence_obj *fence) > { > if (fence) > - fence_get(&fence->base); > + dma_fence_get(&fence->base); > return fence; > } > > diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c > index 1a85fb2d4dc6..8e86d6d4141b 100644 > --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c > +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c > @@ -1454,7 +1454,7 @@ void vmw_fence_single_bo(struct ttm_buffer_object *bo, > if (fence == NULL) { > vmw_execbuf_fence_commands(NULL, dev_priv, &fence, NULL); > reservation_object_add_excl_fence(bo->resv, &fence->base); > - fence_put(&fence->base); > + dma_fence_put(&fence->base); > } else > reservation_object_add_excl_fence(bo->resv, &fence->base); > } > diff --git a/include/drm/drmP.h b/include/drm/drmP.h > index 672644031bd5..e336e3901876 100644 > --- a/include/drm/drmP.h > +++ b/include/drm/drmP.h > @@ -57,7 +57,7 @@ > #include <linux/types.h> > #include <linux/vmalloc.h> > #include <linux/workqueue.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > > #include <asm/mman.h> > #include <asm/pgalloc.h> > @@ -362,7 +362,7 @@ struct drm_ioctl_desc { > struct drm_pending_event { > struct completion *completion; > struct drm_event *event; > - struct fence *fence; > + struct dma_fence *fence; > struct list_head link; > struct list_head pending_link; > struct drm_file *file_priv; > diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h > index bc860cfc67ca..fa1aa214c8ea 100644 > --- a/include/drm/drm_crtc.h > +++ b/include/drm/drm_crtc.h > @@ -54,7 +54,7 @@ struct drm_mode_set; > struct drm_file; > struct drm_clip_rect; > struct device_node; > -struct fence; > +struct dma_fence; > struct edid; > > static inline int64_t U642I64(uint64_t val) > diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h > index 98b39d66eb32..c5e8a0df1623 100644 > --- a/include/drm/drm_plane.h > +++ b/include/drm/drm_plane.h > @@ -59,7 +59,7 @@ struct drm_plane_state { > > struct drm_crtc *crtc; /* do not write directly, use drm_atomic_set_crtc_for_plane() */ > struct drm_framebuffer *fb; /* do not write directly, use drm_atomic_set_fb_for_plane() */ > - struct fence *fence; > + struct dma_fence *fence; > > /* Signed dest location allows it to be partially off screen */ > int32_t crtc_x, crtc_y; > diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h > index 9eb940d6755f..5beae7969bf7 100644 > --- a/include/drm/ttm/ttm_bo_api.h > +++ b/include/drm/ttm/ttm_bo_api.h > @@ -209,7 +209,7 @@ struct ttm_buffer_object { > * Members protected by a bo reservation. > */ > > - struct fence *moving; > + struct dma_fence *moving; > > struct drm_vma_offset_node vma_node; > > diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h > index 4f0a92185995..27e9c26c9150 100644 > --- a/include/drm/ttm/ttm_bo_driver.h > +++ b/include/drm/ttm/ttm_bo_driver.h > @@ -303,7 +303,7 @@ struct ttm_mem_type_manager { > /* > * Protected by @move_lock. > */ > - struct fence *move; > + struct dma_fence *move; > }; > > /** > @@ -1025,7 +1025,7 @@ extern void ttm_bo_free_old_node(struct ttm_buffer_object *bo); > */ > > extern int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, > - struct fence *fence, bool evict, > + struct dma_fence *fence, bool evict, > struct ttm_mem_reg *new_mem); > > /** > @@ -1040,7 +1040,7 @@ extern int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, > * immediately or hang it on a temporary buffer object. > */ > int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, > - struct fence *fence, bool evict, > + struct dma_fence *fence, bool evict, > struct ttm_mem_reg *new_mem); > > /** > diff --git a/include/drm/ttm/ttm_execbuf_util.h b/include/drm/ttm/ttm_execbuf_util.h > index b620c317c772..47f35b8e6d09 100644 > --- a/include/drm/ttm/ttm_execbuf_util.h > +++ b/include/drm/ttm/ttm_execbuf_util.h > @@ -114,6 +114,6 @@ extern int ttm_eu_reserve_buffers(struct ww_acquire_ctx *ticket, > > extern void ttm_eu_fence_buffer_objects(struct ww_acquire_ctx *ticket, > struct list_head *list, > - struct fence *fence); > + struct dma_fence *fence); > > #endif > diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h > index e0b0741ae671..8daeb3ce0016 100644 > --- a/include/linux/dma-buf.h > +++ b/include/linux/dma-buf.h > @@ -30,7 +30,7 @@ > #include <linux/list.h> > #include <linux/dma-mapping.h> > #include <linux/fs.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <linux/wait.h> > > struct device; > @@ -143,7 +143,7 @@ struct dma_buf { > wait_queue_head_t poll; > > struct dma_buf_poll_cb_t { > - struct fence_cb cb; > + struct dma_fence_cb cb; > wait_queue_head_t *poll; > > unsigned long active; > diff --git a/include/linux/dma-fence-array.h b/include/linux/dma-fence-array.h > new file mode 100644 > index 000000000000..5900945f962d > --- /dev/null > +++ b/include/linux/dma-fence-array.h > @@ -0,0 +1,86 @@ > +/* > + * fence-array: aggregates fence to be waited together > + * > + * Copyright (C) 2016 Collabora Ltd > + * Copyright (C) 2016 Advanced Micro Devices, Inc. > + * Authors: > + * Gustavo Padovan <gustavo@xxxxxxxxxxx> > + * Christian König <christian.koenig@xxxxxxx> > + * > + * This program is free software; you can redistribute it and/or modify it > + * under the terms of the GNU General Public License version 2 as published by > + * the Free Software Foundation. > + * > + * This program is distributed in the hope that it will be useful, but WITHOUT > + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or > + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for > + * more details. > + */ > + > +#ifndef __LINUX_DMA_FENCE_ARRAY_H > +#define __LINUX_DMA_FENCE_ARRAY_H > + > +#include <linux/dma-fence.h> > + > +/** > + * struct dma_fence_array_cb - callback helper for fence array > + * @cb: fence callback structure for signaling > + * @array: reference to the parent fence array object > + */ > +struct dma_fence_array_cb { > + struct dma_fence_cb cb; > + struct dma_fence_array *array; > +}; > + > +/** > + * struct dma_fence_array - fence to represent an array of fences > + * @base: fence base class > + * @lock: spinlock for fence handling > + * @num_fences: number of fences in the array > + * @num_pending: fences in the array still pending > + * @fences: array of the fences > + */ > +struct dma_fence_array { > + struct dma_fence base; > + > + spinlock_t lock; > + unsigned num_fences; > + atomic_t num_pending; > + struct dma_fence **fences; > +}; > + > +extern const struct dma_fence_ops dma_fence_array_ops; > + > +/** > + * dma_fence_is_array - check if a fence is from the array subsclass > + * @fence: fence to test > + * > + * Return true if it is a dma_fence_array and false otherwise. > + */ > +static inline bool dma_fence_is_array(struct dma_fence *fence) > +{ > + return fence->ops == &dma_fence_array_ops; > +} > + > +/** > + * to_dma_fence_array - cast a fence to a dma_fence_array > + * @fence: fence to cast to a dma_fence_array > + * > + * Returns NULL if the fence is not a dma_fence_array, > + * or the dma_fence_array otherwise. > + */ > +static inline struct dma_fence_array * > +to_dma_fence_array(struct dma_fence *fence) > +{ > + if (fence->ops != &dma_fence_array_ops) > + return NULL; > + > + return container_of(fence, struct dma_fence_array, base); > +} > + > +struct dma_fence_array *dma_fence_array_create(int num_fences, > + struct dma_fence **fences, > + u64 context, unsigned seqno, > + bool signal_on_any); > + > +#endif /* __LINUX_DMA_FENCE_ARRAY_H */ > diff --git a/include/linux/fence.h b/include/linux/dma-fence.h > similarity index 59% > rename from include/linux/fence.h > rename to include/linux/dma-fence.h > index c9c5ba98c302..ba60c043a5d3 100644 > --- a/include/linux/fence.h > +++ b/include/linux/dma-fence.h > @@ -18,8 +18,8 @@ > * more details. > */ > > -#ifndef __LINUX_FENCE_H > -#define __LINUX_FENCE_H > +#ifndef __LINUX_DMA_FENCE_H > +#define __LINUX_DMA_FENCE_H > > #include <linux/err.h> > #include <linux/wait.h> > @@ -30,48 +30,48 @@ > #include <linux/printk.h> > #include <linux/rcupdate.h> > > -struct fence; > -struct fence_ops; > -struct fence_cb; > +struct dma_fence; > +struct dma_fence_ops; > +struct dma_fence_cb; > > /** > - * struct fence - software synchronization primitive > + * struct dma_fence - software synchronization primitive > * @refcount: refcount for this fence > - * @ops: fence_ops associated with this fence > + * @ops: dma_fence_ops associated with this fence > * @rcu: used for releasing fence with kfree_rcu > * @cb_list: list of all callbacks to call > * @lock: spin_lock_irqsave used for locking > * @context: execution context this fence belongs to, returned by > - * fence_context_alloc() > + * dma_fence_context_alloc() > * @seqno: the sequence number of this fence inside the execution context, > * can be compared to decide which fence would be signaled later. > - * @flags: A mask of FENCE_FLAG_* defined below > + * @flags: A mask of DMA_FENCE_FLAG_* defined below > * @timestamp: Timestamp when the fence was signaled. > * @status: Optional, only valid if < 0, must be set before calling > - * fence_signal, indicates that the fence has completed with an error. > + * dma_fence_signal, indicates that the fence has completed with an error. > * > * the flags member must be manipulated and read using the appropriate > * atomic ops (bit_*), so taking the spinlock will not be needed most > * of the time. > * > - * FENCE_FLAG_SIGNALED_BIT - fence is already signaled > - * FENCE_FLAG_ENABLE_SIGNAL_BIT - enable_signaling might have been called* > - * FENCE_FLAG_USER_BITS - start of the unused bits, can be used by the > + * DMA_FENCE_FLAG_SIGNALED_BIT - fence is already signaled > + * DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT - enable_signaling might have been called > + * DMA_FENCE_FLAG_USER_BITS - start of the unused bits, can be used by the > * implementer of the fence for its own purposes. Can be used in different > * ways by different fence implementers, so do not rely on this. > * > * Since atomic bitops are used, this is not guaranteed to be the case. > - * Particularly, if the bit was set, but fence_signal was called right > + * Particularly, if the bit was set, but dma_fence_signal was called right > * before this bit was set, it would have been able to set the > - * FENCE_FLAG_SIGNALED_BIT, before enable_signaling was called. > - * Adding a check for FENCE_FLAG_SIGNALED_BIT after setting > - * FENCE_FLAG_ENABLE_SIGNAL_BIT closes this race, and makes sure that > - * after fence_signal was called, any enable_signaling call will have either > + * DMA_FENCE_FLAG_SIGNALED_BIT, before enable_signaling was called. > + * Adding a check for DMA_FENCE_FLAG_SIGNALED_BIT after setting > + * DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT closes this race, and makes sure that > + * after dma_fence_signal was called, any enable_signaling call will have either > * been completed, or never called at all. > */ > -struct fence { > +struct dma_fence { > struct kref refcount; > - const struct fence_ops *ops; > + const struct dma_fence_ops *ops; > struct rcu_head rcu; > struct list_head cb_list; > spinlock_t *lock; > @@ -82,34 +82,35 @@ struct fence { > int status; > }; > > -enum fence_flag_bits { > - FENCE_FLAG_SIGNALED_BIT, > - FENCE_FLAG_ENABLE_SIGNAL_BIT, > - FENCE_FLAG_USER_BITS, /* must always be last member */ > +enum dma_fence_flag_bits { > + DMA_FENCE_FLAG_SIGNALED_BIT, > + DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, > + DMA_FENCE_FLAG_USER_BITS, /* must always be last member */ > }; > > -typedef void (*fence_func_t)(struct fence *fence, struct fence_cb *cb); > +typedef void (*dma_fence_func_t)(struct dma_fence *fence, > + struct dma_fence_cb *cb); > > /** > - * struct fence_cb - callback for fence_add_callback > - * @node: used by fence_add_callback to append this struct to fence::cb_list > - * @func: fence_func_t to call > + * struct dma_fence_cb - callback for dma_fence_add_callback > + * @node: used by dma_fence_add_callback to append this struct to fence::cb_list > + * @func: dma_fence_func_t to call > * > - * This struct will be initialized by fence_add_callback, additional > - * data can be passed along by embedding fence_cb in another struct. > + * This struct will be initialized by dma_fence_add_callback, additional > + * data can be passed along by embedding dma_fence_cb in another struct. > */ > -struct fence_cb { > +struct dma_fence_cb { > struct list_head node; > - fence_func_t func; > + dma_fence_func_t func; > }; > > /** > - * struct fence_ops - operations implemented for fence > + * struct dma_fence_ops - operations implemented for fence > * @get_driver_name: returns the driver name. > * @get_timeline_name: return the name of the context this fence belongs to. > * @enable_signaling: enable software signaling of fence. > * @signaled: [optional] peek whether the fence is signaled, can be null. > - * @wait: custom wait implementation, or fence_default_wait. > + * @wait: custom wait implementation, or dma_fence_default_wait. > * @release: [optional] called on destruction of fence, can be null > * @fill_driver_data: [optional] callback to fill in free-form debug info > * Returns amount of bytes filled, or -errno. > @@ -135,20 +136,20 @@ struct fence_cb { > * fence->status may be set in enable_signaling, but only when false is > * returned. > * > - * Calling fence_signal before enable_signaling is called allows > + * Calling dma_fence_signal before enable_signaling is called allows > * for a tiny race window in which enable_signaling is called during, > - * before, or after fence_signal. To fight this, it is recommended > + * before, or after dma_fence_signal. To fight this, it is recommended > * that before enable_signaling returns true an extra reference is > * taken on the fence, to be released when the fence is signaled. > - * This will mean fence_signal will still be called twice, but > + * This will mean dma_fence_signal will still be called twice, but > * the second time will be a noop since it was already signaled. > * > * Notes on signaled: > * May set fence->status if returning true. > * > * Notes on wait: > - * Must not be NULL, set to fence_default_wait for default implementation. > - * the fence_default_wait implementation should work for any fence, as long > + * Must not be NULL, set to dma_fence_default_wait for default implementation. > + * the dma_fence_default_wait implementation should work for any fence, as long > * as enable_signaling works correctly. > * > * Must return -ERESTARTSYS if the wait is intr = true and the wait was > @@ -163,42 +164,44 @@ struct fence_cb { > * If pointer is set to NULL, kfree will get called instead. > */ > > -struct fence_ops { > - const char * (*get_driver_name)(struct fence *fence); > - const char * (*get_timeline_name)(struct fence *fence); > - bool (*enable_signaling)(struct fence *fence); > - bool (*signaled)(struct fence *fence); > - signed long (*wait)(struct fence *fence, bool intr, signed long timeout); > - void (*release)(struct fence *fence); > - > - int (*fill_driver_data)(struct fence *fence, void *data, int size); > - void (*fence_value_str)(struct fence *fence, char *str, int size); > - void (*timeline_value_str)(struct fence *fence, char *str, int size); > +struct dma_fence_ops { > + const char * (*get_driver_name)(struct dma_fence *fence); > + const char * (*get_timeline_name)(struct dma_fence *fence); > + bool (*enable_signaling)(struct dma_fence *fence); > + bool (*signaled)(struct dma_fence *fence); > + signed long (*wait)(struct dma_fence *fence, > + bool intr, signed long timeout); > + void (*release)(struct dma_fence *fence); > + > + int (*fill_driver_data)(struct dma_fence *fence, void *data, int size); > + void (*fence_value_str)(struct dma_fence *fence, char *str, int size); > + void (*timeline_value_str)(struct dma_fence *fence, > + char *str, int size); > }; > > -void fence_init(struct fence *fence, const struct fence_ops *ops, > - spinlock_t *lock, u64 context, unsigned seqno); > +void dma_fence_init(struct dma_fence *fence, const struct dma_fence_ops *ops, > + spinlock_t *lock, u64 context, unsigned seqno); > > -void fence_release(struct kref *kref); > -void fence_free(struct fence *fence); > +void dma_fence_release(struct kref *kref); > +void dma_fence_free(struct dma_fence *fence); > > /** > - * fence_put - decreases refcount of the fence > + * dma_fence_put - decreases refcount of the fence > * @fence: [in] fence to reduce refcount of > */ > -static inline void fence_put(struct fence *fence) > +static inline void dma_fence_put(struct dma_fence *fence) > { > if (fence) > - kref_put(&fence->refcount, fence_release); > + kref_put(&fence->refcount, dma_fence_release); > } > > /** > - * fence_get - increases refcount of the fence > + * dma_fence_get - increases refcount of the fence > * @fence: [in] fence to increase refcount of > * > * Returns the same fence, with refcount increased by 1. > */ > -static inline struct fence *fence_get(struct fence *fence) > +static inline struct dma_fence *dma_fence_get(struct dma_fence *fence) > { > if (fence) > kref_get(&fence->refcount); > @@ -206,12 +209,13 @@ static inline struct fence *fence_get(struct fence *fence) > } > > /** > - * fence_get_rcu - get a fence from a reservation_object_list with rcu read lock > + * dma_fence_get_rcu - get a fence from a reservation_object_list with > + * rcu read lock > * @fence: [in] fence to increase refcount of > * > * Function returns NULL if no refcount could be obtained, or the fence. > */ > -static inline struct fence *fence_get_rcu(struct fence *fence) > +static inline struct dma_fence *dma_fence_get_rcu(struct dma_fence *fence) > { > if (kref_get_unless_zero(&fence->refcount)) > return fence; > @@ -220,7 +224,7 @@ static inline struct fence *fence_get_rcu(struct fence *fence) > } > > /** > - * fence_get_rcu_safe - acquire a reference to an RCU tracked fence > + * dma_fence_get_rcu_safe - acquire a reference to an RCU tracked fence > * @fence: [in] pointer to fence to increase refcount of > * > * Function returns NULL if no refcount could be obtained, or the fence. > @@ -235,16 +239,17 @@ static inline struct fence *fence_get_rcu(struct fence *fence) > * > * The caller is required to hold the RCU read lock. > */ > -static inline struct fence *fence_get_rcu_safe(struct fence * __rcu *fencep) > +static inline struct dma_fence * > +dma_fence_get_rcu_safe(struct dma_fence * __rcu *fencep) > { > do { > - struct fence *fence; > + struct dma_fence *fence; > > fence = rcu_dereference(*fencep); > - if (!fence || !fence_get_rcu(fence)) > + if (!fence || !dma_fence_get_rcu(fence)) > return NULL; > > - /* The atomic_inc_not_zero() inside fence_get_rcu() > + /* The atomic_inc_not_zero() inside dma_fence_get_rcu() > * provides a full memory barrier upon success (such as now). > * This is paired with the write barrier from assigning > * to the __rcu protected fence pointer so that if that > @@ -261,37 +266,41 @@ static inline struct fence *fence_get_rcu_safe(struct fence * __rcu *fencep) > if (fence == rcu_access_pointer(*fencep)) > return rcu_pointer_handoff(fence); > > - fence_put(fence); > + dma_fence_put(fence); > } while (1); > } > > -int fence_signal(struct fence *fence); > -int fence_signal_locked(struct fence *fence); > -signed long fence_default_wait(struct fence *fence, bool intr, signed long timeout); > -int fence_add_callback(struct fence *fence, struct fence_cb *cb, > - fence_func_t func); > -bool fence_remove_callback(struct fence *fence, struct fence_cb *cb); > -void fence_enable_sw_signaling(struct fence *fence); > +int dma_fence_signal(struct dma_fence *fence); > +int dma_fence_signal_locked(struct dma_fence *fence); > +signed long dma_fence_default_wait(struct dma_fence *fence, > + bool intr, signed long timeout); > +int dma_fence_add_callback(struct dma_fence *fence, > + struct dma_fence_cb *cb, > + dma_fence_func_t func); > +bool dma_fence_remove_callback(struct dma_fence *fence, > + struct dma_fence_cb *cb); > +void dma_fence_enable_sw_signaling(struct dma_fence *fence); > > /** > - * fence_is_signaled_locked - Return an indication if the fence is signaled yet. > + * dma_fence_is_signaled_locked - Return an indication if the fence > + * is signaled yet. > * @fence: [in] the fence to check > * > * Returns true if the fence was already signaled, false if not. Since this > * function doesn't enable signaling, it is not guaranteed to ever return > - * true if fence_add_callback, fence_wait or fence_enable_sw_signaling > - * haven't been called before. > + * true if dma_fence_add_callback, dma_fence_wait or > + * dma_fence_enable_sw_signaling haven't been called before. > * > * This function requires fence->lock to be held. > */ > static inline bool > -fence_is_signaled_locked(struct fence *fence) > +dma_fence_is_signaled_locked(struct dma_fence *fence) > { > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > return true; > > if (fence->ops->signaled && fence->ops->signaled(fence)) { > - fence_signal_locked(fence); > + dma_fence_signal_locked(fence); > return true; > } > > @@ -299,27 +308,27 @@ fence_is_signaled_locked(struct fence *fence) > } > > /** > - * fence_is_signaled - Return an indication if the fence is signaled yet. > + * dma_fence_is_signaled - Return an indication if the fence is signaled yet. > * @fence: [in] the fence to check > * > * Returns true if the fence was already signaled, false if not. Since this > * function doesn't enable signaling, it is not guaranteed to ever return > - * true if fence_add_callback, fence_wait or fence_enable_sw_signaling > - * haven't been called before. > + * true if dma_fence_add_callback, dma_fence_wait or > + * dma_fence_enable_sw_signaling haven't been called before. > * > - * It's recommended for seqno fences to call fence_signal when the > + * It's recommended for seqno fences to call dma_fence_signal when the > * operation is complete, it makes it possible to prevent issues from > * wraparound between time of issue and time of use by checking the return > * value of this function before calling hardware-specific wait instructions. > */ > static inline bool > -fence_is_signaled(struct fence *fence) > +dma_fence_is_signaled(struct dma_fence *fence) > { > - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) > return true; > > if (fence->ops->signaled && fence->ops->signaled(fence)) { > - fence_signal(fence); > + dma_fence_signal(fence); > return true; > } > > @@ -327,14 +336,15 @@ fence_is_signaled(struct fence *fence) > } > > /** > - * fence_is_later - return if f1 is chronologically later than f2 > + * dma_fence_is_later - return if f1 is chronologically later than f2 > * @f1: [in] the first fence from the same context > * @f2: [in] the second fence from the same context > * > * Returns true if f1 is chronologically later than f2. Both fences must be > * from the same context, since a seqno is not re-used across contexts. > */ > -static inline bool fence_is_later(struct fence *f1, struct fence *f2) > +static inline bool dma_fence_is_later(struct dma_fence *f1, > + struct dma_fence *f2) > { > if (WARN_ON(f1->context != f2->context)) > return false; > @@ -343,7 +353,7 @@ static inline bool fence_is_later(struct fence *f1, struct fence *f2) > } > > /** > - * fence_later - return the chronologically later fence > + * dma_fence_later - return the chronologically later fence > * @f1: [in] the first fence from the same context > * @f2: [in] the second fence from the same context > * > @@ -351,28 +361,31 @@ static inline bool fence_is_later(struct fence *f1, struct fence *f2) > * signaled last. Both fences must be from the same context, since a seqno is > * not re-used across contexts. > */ > -static inline struct fence *fence_later(struct fence *f1, struct fence *f2) > +static inline struct dma_fence *dma_fence_later(struct dma_fence *f1, > + struct dma_fence *f2) > { > if (WARN_ON(f1->context != f2->context)) > return NULL; > > /* > - * can't check just FENCE_FLAG_SIGNALED_BIT here, it may never have been > - * set if enable_signaling wasn't called, and enabling that here is > - * overkill. > + * Can't check just DMA_FENCE_FLAG_SIGNALED_BIT here, it may never > + * have been set if enable_signaling wasn't called, and enabling that > + * here is overkill. > */ > - if (fence_is_later(f1, f2)) > - return fence_is_signaled(f1) ? NULL : f1; > + if (dma_fence_is_later(f1, f2)) > + return dma_fence_is_signaled(f1) ? NULL : f1; > else > - return fence_is_signaled(f2) ? NULL : f2; > + return dma_fence_is_signaled(f2) ? NULL : f2; > } > > -signed long fence_wait_timeout(struct fence *, bool intr, signed long timeout); > -signed long fence_wait_any_timeout(struct fence **fences, uint32_t count, > +signed long dma_fence_wait_timeout(struct dma_fence *, > bool intr, signed long timeout); > +signed long dma_fence_wait_any_timeout(struct dma_fence **fences, > + uint32_t count, > + bool intr, signed long timeout); > > /** > - * fence_wait - sleep until the fence gets signaled > + * dma_fence_wait - sleep until the fence gets signaled > * @fence: [in] the fence to wait on > * @intr: [in] if true, do an interruptible wait > * > @@ -384,41 +397,41 @@ signed long fence_wait_any_timeout(struct fence **fences, uint32_t count, > * directly or indirectly holds a reference to the fence, otherwise the > * fence might be freed before return, resulting in undefined behavior. > */ > -static inline signed long fence_wait(struct fence *fence, bool intr) > +static inline signed long dma_fence_wait(struct dma_fence *fence, bool intr) > { > signed long ret; > > - /* Since fence_wait_timeout cannot timeout with > + /* Since dma_fence_wait_timeout cannot timeout with > * MAX_SCHEDULE_TIMEOUT, only valid return values are > * -ERESTARTSYS and MAX_SCHEDULE_TIMEOUT. > */ > - ret = fence_wait_timeout(fence, intr, MAX_SCHEDULE_TIMEOUT); > + ret = dma_fence_wait_timeout(fence, intr, MAX_SCHEDULE_TIMEOUT); > > return ret < 0 ? ret : 0; > } > > -u64 fence_context_alloc(unsigned num); > +u64 dma_fence_context_alloc(unsigned num); > > -#define FENCE_TRACE(f, fmt, args...) \ > +#define DMA_FENCE_TRACE(f, fmt, args...) \ > do { \ > - struct fence *__ff = (f); \ > - if (IS_ENABLED(CONFIG_FENCE_TRACE)) \ > + struct dma_fence *__ff = (f); \ > + if (IS_ENABLED(CONFIG_DMA_FENCE_TRACE)) \ > pr_info("f %llu#%u: " fmt, \ > __ff->context, __ff->seqno, ##args); \ > } while (0) > > -#define FENCE_WARN(f, fmt, args...) \ > +#define DMA_FENCE_WARN(f, fmt, args...) \ > do { \ > - struct fence *__ff = (f); \ > + struct dma_fence *__ff = (f); \ > pr_warn("f %llu#%u: " fmt, __ff->context, __ff->seqno, \ > ##args); \ > } while (0) > > -#define FENCE_ERR(f, fmt, args...) \ > +#define DMA_FENCE_ERR(f, fmt, args...) \ > do { \ > - struct fence *__ff = (f); \ > + struct dma_fence *__ff = (f); \ > pr_err("f %llu#%u: " fmt, __ff->context, __ff->seqno, \ > ##args); \ > } while (0) > > -#endif /* __LINUX_FENCE_H */ > +#endif /* __LINUX_DMA_FENCE_H */ > diff --git a/include/linux/fence-array.h b/include/linux/fence-array.h > deleted file mode 100644 > index 9ea2bde10ac1..000000000000 > --- a/include/linux/fence-array.h > +++ /dev/null > @@ -1,84 +0,0 @@ > -/* > - * fence-array: aggregates fence to be waited together > - * > - * Copyright (C) 2016 Collabora Ltd > - * Copyright (C) 2016 Advanced Micro Devices, Inc. > - * Authors: > - * Gustavo Padovan <gustavo@xxxxxxxxxxx> > - * Christian König <christian.koenig@xxxxxxx> > - * > - * This program is free software; you can redistribute it and/or modify it > - * under the terms of the GNU General Public License version 2 as published by > - * the Free Software Foundation. > - * > - * This program is distributed in the hope that it will be useful, but WITHOUT > - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or > - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for > - * more details. > - */ > - > -#ifndef __LINUX_FENCE_ARRAY_H > -#define __LINUX_FENCE_ARRAY_H > - > -#include <linux/fence.h> > - > -/** > - * struct fence_array_cb - callback helper for fence array > - * @cb: fence callback structure for signaling > - * @array: reference to the parent fence array object > - */ > -struct fence_array_cb { > - struct fence_cb cb; > - struct fence_array *array; > -}; > - > -/** > - * struct fence_array - fence to represent an array of fences > - * @base: fence base class > - * @lock: spinlock for fence handling > - * @num_fences: number of fences in the array > - * @num_pending: fences in the array still pending > - * @fences: array of the fences > - */ > -struct fence_array { > - struct fence base; > - > - spinlock_t lock; > - unsigned num_fences; > - atomic_t num_pending; > - struct fence **fences; > -}; > - > -extern const struct fence_ops fence_array_ops; > - > -/** > - * fence_is_array - check if a fence is from the array subsclass > - * @fence: fence to test > - * > - * Return true if it is a fence_array and false otherwise. > - */ > -static inline bool fence_is_array(struct fence *fence) > -{ > - return fence->ops == &fence_array_ops; > -} > - > -/** > - * to_fence_array - cast a fence to a fence_array > - * @fence: fence to cast to a fence_array > - * > - * Returns NULL if the fence is not a fence_array, > - * or the fence_array otherwise. > - */ > -static inline struct fence_array *to_fence_array(struct fence *fence) > -{ > - if (fence->ops != &fence_array_ops) > - return NULL; > - > - return container_of(fence, struct fence_array, base); > -} > - > -struct fence_array *fence_array_create(int num_fences, struct fence **fences, > - u64 context, unsigned seqno, > - bool signal_on_any); > - > -#endif /* __LINUX_FENCE_ARRAY_H */ > diff --git a/include/linux/reservation.h b/include/linux/reservation.h > index b0f305e77b7f..2e313cca08f0 100644 > --- a/include/linux/reservation.h > +++ b/include/linux/reservation.h > @@ -40,7 +40,7 @@ > #define _LINUX_RESERVATION_H > > #include <linux/ww_mutex.h> > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <linux/slab.h> > #include <linux/seqlock.h> > #include <linux/rcupdate.h> > @@ -59,7 +59,7 @@ extern const char reservation_seqcount_string[]; > struct reservation_object_list { > struct rcu_head rcu; > u32 shared_count, shared_max; > - struct fence __rcu *shared[]; > + struct dma_fence __rcu *shared[]; > }; > > /** > @@ -74,7 +74,7 @@ struct reservation_object { > struct ww_mutex lock; > seqcount_t seq; > > - struct fence __rcu *fence_excl; > + struct dma_fence __rcu *fence_excl; > struct reservation_object_list __rcu *fence; > struct reservation_object_list *staged; > }; > @@ -107,7 +107,7 @@ reservation_object_fini(struct reservation_object *obj) > { > int i; > struct reservation_object_list *fobj; > - struct fence *excl; > + struct dma_fence *excl; > > /* > * This object should be dead and all references must have > @@ -115,12 +115,12 @@ reservation_object_fini(struct reservation_object *obj) > */ > excl = rcu_dereference_protected(obj->fence_excl, 1); > if (excl) > - fence_put(excl); > + dma_fence_put(excl); > > fobj = rcu_dereference_protected(obj->fence, 1); > if (fobj) { > for (i = 0; i < fobj->shared_count; ++i) > - fence_put(rcu_dereference_protected(fobj->shared[i], 1)); > + dma_fence_put(rcu_dereference_protected(fobj->shared[i], 1)); > > kfree(fobj); > } > @@ -155,7 +155,7 @@ reservation_object_get_list(struct reservation_object *obj) > * RETURNS > * The exclusive fence or NULL > */ > -static inline struct fence * > +static inline struct dma_fence * > reservation_object_get_excl(struct reservation_object *obj) > { > return rcu_dereference_protected(obj->fence_excl, > @@ -173,10 +173,10 @@ reservation_object_get_excl(struct reservation_object *obj) > * RETURNS > * The exclusive fence or NULL if none > */ > -static inline struct fence * > +static inline struct dma_fence * > reservation_object_get_excl_rcu(struct reservation_object *obj) > { > - struct fence *fence; > + struct dma_fence *fence; > unsigned seq; > retry: > seq = read_seqcount_begin(&obj->seq); > @@ -186,22 +186,22 @@ reservation_object_get_excl_rcu(struct reservation_object *obj) > rcu_read_unlock(); > goto retry; > } > - fence = fence_get(fence); > + fence = dma_fence_get(fence); > rcu_read_unlock(); > return fence; > } > > int reservation_object_reserve_shared(struct reservation_object *obj); > void reservation_object_add_shared_fence(struct reservation_object *obj, > - struct fence *fence); > + struct dma_fence *fence); > > void reservation_object_add_excl_fence(struct reservation_object *obj, > - struct fence *fence); > + struct dma_fence *fence); > > int reservation_object_get_fences_rcu(struct reservation_object *obj, > - struct fence **pfence_excl, > + struct dma_fence **pfence_excl, > unsigned *pshared_count, > - struct fence ***pshared); > + struct dma_fence ***pshared); > > long reservation_object_wait_timeout_rcu(struct reservation_object *obj, > bool wait_all, bool intr, > diff --git a/include/linux/seqno-fence.h b/include/linux/seqno-fence.h > index a1ba6a5ccdd6..c58c535d12a8 100644 > --- a/include/linux/seqno-fence.h > +++ b/include/linux/seqno-fence.h > @@ -20,7 +20,7 @@ > #ifndef __LINUX_SEQNO_FENCE_H > #define __LINUX_SEQNO_FENCE_H > > -#include <linux/fence.h> > +#include <linux/dma-fence.h> > #include <linux/dma-buf.h> > > enum seqno_fence_condition { > @@ -29,15 +29,15 @@ enum seqno_fence_condition { > }; > > struct seqno_fence { > - struct fence base; > + struct dma_fence base; > > - const struct fence_ops *ops; > + const struct dma_fence_ops *ops; > struct dma_buf *sync_buf; > uint32_t seqno_ofs; > enum seqno_fence_condition condition; > }; > > -extern const struct fence_ops seqno_fence_ops; > +extern const struct dma_fence_ops seqno_fence_ops; > > /** > * to_seqno_fence - cast a fence to a seqno_fence > @@ -47,7 +47,7 @@ extern const struct fence_ops seqno_fence_ops; > * or the seqno_fence otherwise. > */ > static inline struct seqno_fence * > -to_seqno_fence(struct fence *fence) > +to_seqno_fence(struct dma_fence *fence) > { > if (fence->ops != &seqno_fence_ops) > return NULL; > @@ -83,9 +83,9 @@ to_seqno_fence(struct fence *fence) > * dma-buf for sync_buf, since mapping or unmapping the sync_buf to the > * device's vm can be expensive. > * > - * It is recommended for creators of seqno_fence to call fence_signal > + * It is recommended for creators of seqno_fence to call dma_fence_signal() > * before destruction. This will prevent possible issues from wraparound at > - * time of issue vs time of check, since users can check fence_is_signaled > + * time of issue vs time of check, since users can check dma_fence_is_signaled() > * before submitting instructions for the hardware to wait on the fence. > * However, when ops.enable_signaling is not called, it doesn't have to be > * done as soon as possible, just before there's any real danger of seqno > @@ -96,18 +96,18 @@ seqno_fence_init(struct seqno_fence *fence, spinlock_t *lock, > struct dma_buf *sync_buf, uint32_t context, > uint32_t seqno_ofs, uint32_t seqno, > enum seqno_fence_condition cond, > - const struct fence_ops *ops) > + const struct dma_fence_ops *ops) > { > BUG_ON(!fence || !sync_buf || !ops); > BUG_ON(!ops->wait || !ops->enable_signaling || > !ops->get_driver_name || !ops->get_timeline_name); > > /* > - * ops is used in fence_init for get_driver_name, so needs to be > + * ops is used in dma_fence_init for get_driver_name, so needs to be > * initialized first > */ > fence->ops = ops; > - fence_init(&fence->base, &seqno_fence_ops, lock, context, seqno); > + dma_fence_init(&fence->base, &seqno_fence_ops, lock, context, seqno); > get_dma_buf(sync_buf); > fence->sync_buf = sync_buf; > fence->seqno_ofs = seqno_ofs; > diff --git a/include/linux/sync_file.h b/include/linux/sync_file.h > index aa17ccfc2f57..3e3ab84fc4cd 100644 > --- a/include/linux/sync_file.h > +++ b/include/linux/sync_file.h > @@ -18,8 +18,8 @@ > #include <linux/ktime.h> > #include <linux/list.h> > #include <linux/spinlock.h> > -#include <linux/fence.h> > -#include <linux/fence-array.h> > +#include <linux/dma-fence.h> > +#include <linux/dma-fence-array.h> > > /** > * struct sync_file - sync file to export to the userspace > @@ -41,13 +41,13 @@ struct sync_file { > > wait_queue_head_t wq; > > - struct fence *fence; > - struct fence_cb cb; > + struct dma_fence *fence; > + struct dma_fence_cb cb; > }; > > -#define POLL_ENABLED FENCE_FLAG_USER_BITS > +#define POLL_ENABLED DMA_FENCE_FLAG_USER_BITS > > -struct sync_file *sync_file_create(struct fence *fence); > -struct fence *sync_file_get_fence(int fd); > +struct sync_file *sync_file_create(struct dma_fence *fence); > +struct dma_fence *sync_file_get_fence(int fd); > > #endif /* _LINUX_SYNC_H */ > diff --git a/include/trace/events/fence.h b/include/trace/events/dma_fence.h > similarity index 72% > rename from include/trace/events/fence.h > rename to include/trace/events/dma_fence.h > index d6dfa05ba322..1157cb4c3c6f 100644 > --- a/include/trace/events/fence.h > +++ b/include/trace/events/dma_fence.h > @@ -1,17 +1,17 @@ > #undef TRACE_SYSTEM > -#define TRACE_SYSTEM fence > +#define TRACE_SYSTEM dma_fence > > #if !defined(_TRACE_FENCE_H) || defined(TRACE_HEADER_MULTI_READ) > -#define _TRACE_FENCE_H > +#define _TRACE_DMA_FENCE_H > > #include <linux/tracepoint.h> > > -struct fence; > +struct dma_fence; > > -TRACE_EVENT(fence_annotate_wait_on, > +TRACE_EVENT(dma_fence_annotate_wait_on, > > /* fence: the fence waiting on f1, f1: the fence to be waited on. */ > - TP_PROTO(struct fence *fence, struct fence *f1), > + TP_PROTO(struct dma_fence *fence, struct dma_fence *f1), > > TP_ARGS(fence, f1), > > @@ -48,9 +48,9 @@ TRACE_EVENT(fence_annotate_wait_on, > __entry->waiting_context, __entry->waiting_seqno) > ); > > -DECLARE_EVENT_CLASS(fence, > +DECLARE_EVENT_CLASS(dma_fence, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence), > > @@ -73,56 +73,56 @@ DECLARE_EVENT_CLASS(fence, > __entry->seqno) > ); > > -DEFINE_EVENT(fence, fence_emit, > +DEFINE_EVENT(dma_fence, dma_fence_emit, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence) > ); > > -DEFINE_EVENT(fence, fence_init, > +DEFINE_EVENT(dma_fence, dma_fence_init, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence) > ); > > -DEFINE_EVENT(fence, fence_destroy, > +DEFINE_EVENT(dma_fence, dma_fence_destroy, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence) > ); > > -DEFINE_EVENT(fence, fence_enable_signal, > +DEFINE_EVENT(dma_fence, dma_fence_enable_signal, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence) > ); > > -DEFINE_EVENT(fence, fence_signaled, > +DEFINE_EVENT(dma_fence, dma_fence_signaled, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence) > ); > > -DEFINE_EVENT(fence, fence_wait_start, > +DEFINE_EVENT(dma_fence, dma_fence_wait_start, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence) > ); > > -DEFINE_EVENT(fence, fence_wait_end, > +DEFINE_EVENT(dma_fence, dma_fence_wait_end, > > - TP_PROTO(struct fence *fence), > + TP_PROTO(struct dma_fence *fence), > > TP_ARGS(fence) > ); > > -#endif /* _TRACE_FENCE_H */ > +#endif /* _TRACE_DMA_FENCE_H */ > > /* This part must be outside protection */ > #include <trace/define_trace.h> > -- > 2.10.1 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
