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| author | Maarten Lankhorst <m.b.lankhorst@gmail.com> | 2013-06-27 15:38:18 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-06-28 05:55:11 +0400 |
| commit | 280cf211867539a7b6912d3a3573ef692ae66b61 (patch) | |
| tree | 9380d0da6dbcfc0457d456979acec81879dd3142 | |
| parent | 5b0207bb59b26a8cb5b53f13c99c67eb0d2a7abb (diff) | |
| download | linux-280cf211867539a7b6912d3a3573ef692ae66b61.tar.xz | |
drm/radeon: implement unpin function, v2
Changes since v1:
- Fixup compiler warning in unpin function.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_drv.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_prime.c | 18 |
2 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 00cc52e601fe..e5419b350170 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -128,6 +128,7 @@ struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev, size_t size, struct sg_table *sg); int radeon_gem_prime_pin(struct drm_gem_object *obj); +void radeon_gem_prime_unpin(struct drm_gem_object *obj); void *radeon_gem_prime_vmap(struct drm_gem_object *obj); void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd, @@ -427,6 +428,7 @@ static struct drm_driver kms_driver = { .gem_prime_export = drm_gem_prime_export, .gem_prime_import = drm_gem_prime_import, .gem_prime_pin = radeon_gem_prime_pin, + .gem_prime_unpin = radeon_gem_prime_unpin, .gem_prime_get_sg_table = radeon_gem_prime_get_sg_table, .gem_prime_import_sg_table = radeon_gem_prime_import_sg_table, .gem_prime_vmap = radeon_gem_prime_vmap, diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c index 4940af7e75e6..65b9eabd5a2f 100644 --- a/drivers/gpu/drm/radeon/radeon_prime.c +++ b/drivers/gpu/drm/radeon/radeon_prime.c @@ -88,11 +88,19 @@ 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 (ret) { - radeon_bo_unreserve(bo); - return ret; - } radeon_bo_unreserve(bo); + return ret; +} + +void radeon_gem_prime_unpin(struct drm_gem_object *obj) +{ + struct radeon_bo *bo = gem_to_radeon_bo(obj); + int ret = 0; - return 0; + ret = radeon_bo_reserve(bo, false); + if (unlikely(ret != 0)) + return; + + radeon_bo_unpin(bo); + radeon_bo_unreserve(bo); } |