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dma-buf: add more reservation object locking wrappers

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Complete the abstraction of the ww_mutex inside the reservation object.

This allows us to add more handling and debugging to the reservation
object in the future.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/320761/
This commit is contained in:
Christian König
2019-07-31 09:41:50 +02:00
parent 05103ea9a3
commit 0dbd555a01
16 changed files with 100 additions and 40 deletions
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6
drivers/gpu/drm/radeon/radeon_object.c
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@@ -611,7 +611,7 @@ int radeon_bo_get_surface_reg(struct radeon_bo *bo)
int steal;
int i;
lockdep_assert_held(&bo->tbo.resv->lock.base);
reservation_object_assert_held(bo->tbo.resv);
if (!bo->tiling_flags)
return 0;
@@ -737,7 +737,7 @@ void radeon_bo_get_tiling_flags(struct radeon_bo *bo,
uint32_t *tiling_flags,
uint32_t *pitch)
{
lockdep_assert_held(&bo->tbo.resv->lock.base);
reservation_object_assert_held(bo->tbo.resv);
if (tiling_flags)
*tiling_flags = bo->tiling_flags;
@@ -749,7 +749,7 @@ int radeon_bo_check_tiling(struct radeon_bo *bo, bool has_moved,
bool force_drop)
{
if (!force_drop)
lockdep_assert_held(&bo->tbo.resv->lock.base);
reservation_object_assert_held(bo->tbo.resv);
if (!(bo->tiling_flags & RADEON_TILING_SURFACE))
return 0;