This was previously used by user-space to check whether a fence
sequence had passed or not.
With fence objects that's not needed anymore.
Signed-off-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
Reviewed-by: Jakob Bornecrantz <jakob@xxxxxxxxxx>
---
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 1 -
drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c | 48 ------------------------------
drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c | 3 --
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c | 5 +--
include/drm/vmwgfx_drm.h | 7 ++--
5 files changed, 5 insertions(+), 59 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index a99400f..39be796 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -411,7 +411,6 @@ extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
uint32_t *sequence);
extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
-extern int vmw_fifo_mmap(struct file *filp, struct vm_area_struct *vma);
extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index d031c55..aae01b9 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -491,51 +491,3 @@ int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *sequence)
out_err:
return ret;
}
-
-/**
- * Map the first page of the FIFO read-only to user-space.
- */
-
-static int vmw_fifo_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
-{
- int ret;
- unsigned long address = (unsigned long)vmf->virtual_address;
-
- if (address != vma->vm_start)
- return VM_FAULT_SIGBUS;
-
- ret = vm_insert_pfn(vma, address, vma->vm_pgoff);
- if (likely(ret == -EBUSY || ret == 0))
- return VM_FAULT_NOPAGE;
- else if (ret == -ENOMEM)
- return VM_FAULT_OOM;
-
- return VM_FAULT_SIGBUS;
-}
-
-static struct vm_operations_struct vmw_fifo_vm_ops = {
- .fault = vmw_fifo_vm_fault,
- .open = NULL,
- .close = NULL
-};
-
-int vmw_fifo_mmap(struct file *filp, struct vm_area_struct *vma)
-{
- struct drm_file *file_priv;
- struct vmw_private *dev_priv;
-
- file_priv = filp->private_data;
- dev_priv = vmw_priv(file_priv->minor->dev);
-
- if (vma->vm_pgoff != (dev_priv->mmio_start >> PAGE_SHIFT) ||
- (vma->vm_end - vma->vm_start) != PAGE_SIZE)
- return -EINVAL;
-
- vma->vm_flags &= ~(VM_WRITE | VM_MAYWRITE);
- vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_SHARED;
- vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
- vma->vm_page_prot = ttm_io_prot(TTM_PL_FLAG_UNCACHED,
- vma->vm_page_prot);
- vma->vm_ops = &vmw_fifo_vm_ops;
- return 0;
-}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index f1b9175..74b1dc8 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -45,9 +45,6 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data,
case DRM_VMW_PARAM_3D:
param->value = vmw_fifo_have_3d(dev_priv) ? 1 : 0;
break;
- case DRM_VMW_PARAM_FIFO_OFFSET:
- param->value = dev_priv->mmio_start;
- break;
case DRM_VMW_PARAM_HW_CAPS:
param->value = dev_priv->capabilities;
break;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
index 1e8eedd..d3c11f5 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
@@ -34,9 +34,8 @@ int vmw_mmap(struct file *filp, struct vm_area_struct *vma)
struct vmw_private *dev_priv;
if (unlikely(vma->vm_pgoff < VMWGFX_FILE_PAGE_OFFSET)) {
- if (vmw_fifo_mmap(filp, vma) == 0)
- return 0;
- return drm_mmap(filp, vma);
+ DRM_ERROR("Illegal attempt to mmap old fifo space.\n");
+ return -EINVAL;
}
file_priv = filp->private_data;
diff --git a/include/drm/vmwgfx_drm.h b/include/drm/vmwgfx_drm.h
index c0b226b..490db45 100644
--- a/include/drm/vmwgfx_drm.h
+++ b/include/drm/vmwgfx_drm.h
@@ -65,10 +65,9 @@
#define DRM_VMW_PARAM_NUM_STREAMS 0
#define DRM_VMW_PARAM_NUM_FREE_STREAMS 1
#define DRM_VMW_PARAM_3D 2
-#define DRM_VMW_PARAM_FIFO_OFFSET 3
-#define DRM_VMW_PARAM_HW_CAPS 4
-#define DRM_VMW_PARAM_FIFO_CAPS 5
-#define DRM_VMW_PARAM_MAX_FB_SIZE 6
+#define DRM_VMW_PARAM_HW_CAPS 3
+#define DRM_VMW_PARAM_FIFO_CAPS 4
+#define DRM_VMW_PARAM_MAX_FB_SIZE 5
/**
* struct drm_vmw_getparam_arg
--
1.7.4.4
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/dri-devel
