leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

dma-buf: add more reservation object locking wrappers

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/radeon/radeon_prime.c
View File

@@ -68,10 +68,10 @@ struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev,
struct radeon_bo *bo;
int ret;
ww_mutex_lock(&resv->lock, NULL);
reservation_object_lock(resv, NULL);
ret = radeon_bo_create(rdev, attach->dmabuf->size, PAGE_SIZE, false,
RADEON_GEM_DOMAIN_GTT, 0, sg, resv, &bo);
ww_mutex_unlock(&resv->lock);
reservation_object_unlock(resv);
if (ret)
return ERR_PTR(ret);