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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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4
drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c
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@@ -169,7 +169,7 @@ static int vmw_cotable_unscrub(struct vmw_resource *res)
} *cmd;
WARN_ON_ONCE(bo->mem.mem_type != VMW_PL_MOB);
lockdep_assert_held(&bo->resv->lock.base);
reservation_object_assert_held(bo->resv);
cmd = VMW_FIFO_RESERVE(dev_priv, sizeof(*cmd));
if (!cmd)
@@ -311,7 +311,7 @@ static int vmw_cotable_unbind(struct vmw_resource *res,
return 0;
WARN_ON_ONCE(bo->mem.mem_type != VMW_PL_MOB);
lockdep_assert_held(&bo->resv->lock.base);
reservation_object_assert_held(bo->resv);
mutex_lock(&dev_priv->binding_mutex);
if (!vcotbl->scrubbed)