From: Christian König Date: Wed, 30 Jul 2014 19:04:56 +0000 (+0200) Subject: drm/radeon: add radeon_bo_ref function X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=512d8afc5d971be1e32596c6ad0a68abe1373cd9;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git drm/radeon: add radeon_bo_ref function To be consistent with radeon_bo_unref, needed in the following patch. Signed-off-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 9505766e46dd..480c87d8edc5 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -236,6 +236,15 @@ void radeon_bo_kunmap(struct radeon_bo *bo) ttm_bo_kunmap(&bo->kmap); } +struct radeon_bo *radeon_bo_ref(struct radeon_bo *bo) +{ + if (bo == NULL) + return NULL; + + ttm_bo_reference(&bo->tbo); + return bo; +} + void radeon_bo_unref(struct radeon_bo **bo) { struct ttm_buffer_object *tbo; diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h index 972ec0f2d851..98a47fdf3625 100644 --- a/drivers/gpu/drm/radeon/radeon_object.h +++ b/drivers/gpu/drm/radeon/radeon_object.h @@ -129,6 +129,7 @@ extern int radeon_bo_create(struct radeon_device *rdev, struct radeon_bo **bo_ptr); extern int radeon_bo_kmap(struct radeon_bo *bo, void **ptr); extern void radeon_bo_kunmap(struct radeon_bo *bo); +extern struct radeon_bo *radeon_bo_ref(struct radeon_bo *bo); extern void radeon_bo_unref(struct radeon_bo **bo); extern int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr); extern int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain,