Alex do you want to pull that in through your branches or should I send
Dave a separate pull request for the TTM changes?
BTW: I'm trying to enable this on radeon as well. In theory it should
work out of the box.
Regards,
Christian.
Am 15.06.2016 um 13:44 schrieb Christian König:
From: Christian König <christian.koenig@xxxxxxx>
It isn't used and not waiting for the GPU after scheduling a move is
actually quite dangerous.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 3 +--
drivers/gpu/drm/nouveau/nouveau_bo.c | 1 -
drivers/gpu/drm/radeon/radeon_ttm.c | 3 +--
drivers/gpu/drm/ttm/ttm_bo_util.c | 1 -
include/drm/ttm/ttm_bo_driver.h | 4 +---
5 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 232f123..b2b9df6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -287,8 +287,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo,
new_mem->num_pages * PAGE_SIZE, /* bytes */
bo->resv, &fence);
/* FIXME: handle copy error */
- r = ttm_bo_move_accel_cleanup(bo, fence,
- evict, no_wait_gpu, new_mem);
+ r = ttm_bo_move_accel_cleanup(bo, fence, evict, new_mem);
fence_put(fence);
return r;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index b61660b..49ae191 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1082,7 +1082,6 @@ nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr,
ret = ttm_bo_move_accel_cleanup(bo,
&fence->base,
evict,
- no_wait_gpu,
new_mem);
nouveau_fence_unref(&fence);
}
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 20ca22d..ffdad81 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -300,8 +300,7 @@ static int radeon_move_blit(struct ttm_buffer_object *bo,
if (IS_ERR(fence))
return PTR_ERR(fence);
- r = ttm_bo_move_accel_cleanup(bo, &fence->base,
- evict, no_wait_gpu, new_mem);
+ r = ttm_bo_move_accel_cleanup(bo, &fence->base, evict, new_mem);
radeon_fence_unref(&fence);
return r;
}
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index 434f239..c8fe554 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -637,7 +637,6 @@ EXPORT_SYMBOL(ttm_bo_kunmap);
int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
struct fence *fence,
bool evict,
- bool no_wait_gpu,
struct ttm_mem_reg *new_mem)
{
struct ttm_bo_device *bdev = bo->bdev;
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 0d1d9d7..697e5f9 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -1004,7 +1004,6 @@ extern void ttm_bo_free_old_node(struct ttm_buffer_object *bo);
* @bo: A pointer to a struct ttm_buffer_object.
* @fence: A fence object that signals when moving is complete.
* @evict: This is an evict move. Don't return until the buffer is idle.
- * @no_wait_gpu: Return immediately if the GPU is busy.
* @new_mem: struct ttm_mem_reg indicating where to move.
*
* Accelerated move function to be called when an accelerated move
@@ -1016,8 +1015,7 @@ 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, bool no_wait_gpu,
+ struct fence *fence, bool evict,
struct ttm_mem_reg *new_mem);
/**
* ttm_io_prot
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