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authorChristian König <christian.koenig@amd.com>2021-11-16 15:20:45 +0100
committerChristian König <christian.koenig@amd.com>2022-04-06 17:38:25 +0200
commitc8d4c18bfbc4ab467188dbe45cc8155759f49d9e (patch)
treec0ecbde97d8d89bed2d7f87a93788bc86d5e56ea /drivers/gpu/drm/lima/lima_gem.c
parent20b734c11243ecf97030345b51ff37fcb7dd060f (diff)
dma-buf/drivers: make reserving a shared slot mandatory v4
Audit all the users of dma_resv_add_excl_fence() and make sure they reserve a shared slot also when only trying to add an exclusive fence. This is the next step towards handling the exclusive fence like a shared one. v2: fix missed case in amdgpu v3: and two more radeon, rename function v4: add one more case to TTM, fix i915 after rebase Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20220406075132.3263-2-christian.koenig@amd.com
Diffstat (limited to 'drivers/gpu/drm/lima/lima_gem.c')
-rw-r--r--drivers/gpu/drm/lima/lima_gem.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/gpu/drm/lima/lima_gem.c b/drivers/gpu/drm/lima/lima_gem.c
index 55bb1ec3c4f7..e0a11ee0e86d 100644
--- a/drivers/gpu/drm/lima/lima_gem.c
+++ b/drivers/gpu/drm/lima/lima_gem.c
@@ -257,13 +257,11 @@ int lima_gem_get_info(struct drm_file *file, u32 handle, u32 *va, u64 *offset)
static int lima_gem_sync_bo(struct lima_sched_task *task, struct lima_bo *bo,
bool write, bool explicit)
{
- int err = 0;
+ int err;
- if (!write) {
- err = dma_resv_reserve_shared(lima_bo_resv(bo), 1);
- if (err)
- return err;
- }
+ err = dma_resv_reserve_fences(lima_bo_resv(bo), 1);
+ if (err)
+ return err;
/* explicit sync use user passed dep fence */
if (explicit)