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| author | Christopher James Halse Rogers <christopher.halse.rogers@canonical.com> | 2017-04-03 06:35:22 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-04-07 19:20:40 +0300 |
| commit | 0d16d299400471735e77d7a8c4107e71b523446d (patch) | |
| tree | 4fa260d32a95dc670edba893b5eb3e74a376a6ff /drivers/gpu/drm/radeon/radeon_prime.c | |
| parent | 803d89ade4ede131405c57ec1a1db32673995b2e (diff) | |
| download | linux-0d16d299400471735e77d7a8c4107e71b523446d.tar.xz | |
drm/radeon: Maintain prime import/export refcount for BOs
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christopher James Halse Rogers <christopher.halse.rogers@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_prime.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_prime.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c index f3609c97496b..7110d403322c 100644 --- a/drivers/gpu/drm/radeon/radeon_prime.c +++ b/drivers/gpu/drm/radeon/radeon_prime.c @@ -77,6 +77,7 @@ struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev, list_add_tail(&bo->list, &rdev->gem.objects); mutex_unlock(&rdev->gem.mutex); + bo->prime_shared_count = 1; return &bo->gem_base; } @@ -91,6 +92,9 @@ int radeon_gem_prime_pin(struct drm_gem_object *obj) /* pin buffer into GTT */ ret = radeon_bo_pin(bo, RADEON_GEM_DOMAIN_GTT, NULL); + if (likely(ret == 0)) + bo->prime_shared_count++; + radeon_bo_unreserve(bo); return ret; } @@ -105,6 +109,8 @@ void radeon_gem_prime_unpin(struct drm_gem_object *obj) return; radeon_bo_unpin(bo); + if (bo->prime_shared_count) + bo->prime_shared_count--; radeon_bo_unreserve(bo); } |