From: Christian König <christian.koenig@xxxxxxx>
Not needed any more.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon.h | 1 -
drivers/gpu/drm/radeon/radeon_cs.c | 4 ----
drivers/gpu/drm/radeon/radeon_device.c | 3 +--
drivers/gpu/drm/radeon/radeon_ring.c | 7 +++++++
drivers/gpu/drm/radeon/radeon_vm.c | 10 +++-------
5 files changed, 11 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 259cd20..e5fc015 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -881,7 +881,6 @@ struct radeon_vm {
};
struct radeon_vm_manager {
- struct mutex lock;
struct radeon_fence *active[RADEON_NUM_VM];
uint32_t max_pfn;
/* number of VMIDs */
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index dd3c71d..f9a632a 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -422,7 +422,6 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev,
if (parser->ring == R600_RING_TYPE_UVD_INDEX)
radeon_uvd_note_usage(rdev);
- mutex_lock(&rdev->vm_manager.lock);
mutex_lock(&vm->mutex);
r = radeon_bo_vm_update_pte(parser, vm);
if (r) {
@@ -430,8 +429,6 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev,
}
radeon_cs_sync_rings(parser);
radeon_semaphore_sync_to(parser->ib.semaphore, vm->fence);
- radeon_semaphore_sync_to(parser->ib.semaphore,
- radeon_vm_grab_id(rdev, vm, parser->ring));
if ((rdev->family >= CHIP_TAHITI) &&
(parser->chunk_const_ib_idx != -1)) {
@@ -442,7 +439,6 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev,
out:
mutex_unlock(&vm->mutex);
- mutex_unlock(&rdev->vm_manager.lock);
return r;
}
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index e58dbab..7db44de 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1191,8 +1191,7 @@ int radeon_device_init(struct radeon_device *rdev,
r = radeon_gem_init(rdev);
if (r)
return r;
- /* initialize vm here */
- mutex_init(&rdev->vm_manager.lock);
+
/* Adjust VM size here.
* Currently set to 4GB ((1 << 20) 4k pages).
* Max GPUVM size for cayman and SI is 40 bits.
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 665591a..5321e24 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -145,6 +145,13 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
return r;
}
+ /* grab a vm id if necessary */
+ if (ib->vm) {
+ struct radeon_fence *vm_id_fence;
+ vm_id_fence = radeon_vm_grab_id(rdev, ib->vm, ib->ring);
+ radeon_semaphore_sync_to(ib->semaphore, vm_id_fence);
+ }
+
/* sync with other rings */
r = radeon_semaphore_sync_rings(rdev, ib->semaphore, ib->ring);
if (r) {
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index 99fc229..22fe985 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -110,12 +110,10 @@ void radeon_vm_manager_fini(struct radeon_device *rdev)
if (!rdev->vm_manager.enabled)
return;
- mutex_lock(&rdev->vm_manager.lock);
for (i = 0; i < RADEON_NUM_VM; ++i)
radeon_fence_unref(&rdev->vm_manager.active[i]);
radeon_asic_vm_fini(rdev);
rdev->vm_manager.enabled = false;
- mutex_unlock(&rdev->vm_manager.lock);
}
/**
@@ -736,7 +734,7 @@ static void radeon_vm_update_ptes(struct radeon_device *rdev,
* Fill in the page table entries for @bo (cayman+).
* Returns 0 for success, -EINVAL for failure.
*
- * Object have to be reserved & global and local mutex must be locked!
+ * Object have to be reserved and mutex must be locked!
*/
int radeon_vm_bo_update(struct radeon_device *rdev,
struct radeon_vm *vm,
@@ -844,12 +842,10 @@ int radeon_vm_bo_rmv(struct radeon_device *rdev,
{
int r = 0;
- mutex_lock(&rdev->vm_manager.lock);
mutex_lock(&bo_va->vm->mutex);
- if (bo_va->soffset) {
+ if (bo_va->soffset)
r = radeon_vm_bo_update(rdev, bo_va->vm, bo_va->bo, NULL);
- }
- mutex_unlock(&rdev->vm_manager.lock);
+
list_del(&bo_va->vm_list);
mutex_unlock(&bo_va->vm->mutex);
list_del(&bo_va->bo_list);
--
1.8.3.2
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