diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_prime.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_prime.c | 66 |
1 files changed, 17 insertions, 49 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c index 7110d403322c..a77881f035e7 100644 --- a/drivers/gpu/drm/radeon/radeon_prime.c +++ b/drivers/gpu/drm/radeon/radeon_prime.c @@ -23,62 +23,49 @@ * * Authors: Alex Deucher */ -#include <drm/drmP.h> -#include "radeon.h" -#include <drm/radeon_drm.h> #include <linux/dma-buf.h> -struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj) -{ - struct radeon_bo *bo = gem_to_radeon_bo(obj); - int npages = bo->tbo.num_pages; - - return drm_prime_pages_to_sg(bo->tbo.ttm->pages, npages); -} - -void *radeon_gem_prime_vmap(struct drm_gem_object *obj) -{ - struct radeon_bo *bo = gem_to_radeon_bo(obj); - int ret; +#include <drm/drm_prime.h> +#include <drm/radeon_drm.h> - ret = ttm_bo_kmap(&bo->tbo, 0, bo->tbo.num_pages, - &bo->dma_buf_vmap); - if (ret) - return ERR_PTR(ret); +#include <drm/ttm/ttm_tt.h> - return bo->dma_buf_vmap.virtual; -} +#include "radeon.h" +#include "radeon_prime.h" -void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr) +struct sg_table *radeon_gem_prime_get_sg_table(struct drm_gem_object *obj) { struct radeon_bo *bo = gem_to_radeon_bo(obj); - ttm_bo_kunmap(&bo->dma_buf_vmap); + return drm_prime_pages_to_sg(obj->dev, bo->tbo.ttm->pages, + bo->tbo.ttm->num_pages); } struct drm_gem_object *radeon_gem_prime_import_sg_table(struct drm_device *dev, struct dma_buf_attachment *attach, struct sg_table *sg) { - struct reservation_object *resv = attach->dmabuf->resv; + struct dma_resv *resv = attach->dmabuf->resv; struct radeon_device *rdev = dev->dev_private; struct radeon_bo *bo; int ret; - ww_mutex_lock(&resv->lock, NULL); + dma_resv_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); + dma_resv_unlock(resv); if (ret) return ERR_PTR(ret); + bo->tbo.base.funcs = &radeon_gem_object_funcs; + mutex_lock(&rdev->gem.mutex); list_add_tail(&bo->list, &rdev->gem.objects); mutex_unlock(&rdev->gem.mutex); bo->prime_shared_count = 1; - return &bo->gem_base; + return &bo->tbo.base; } int radeon_gem_prime_pin(struct drm_gem_object *obj) @@ -86,48 +73,29 @@ int radeon_gem_prime_pin(struct drm_gem_object *obj) struct radeon_bo *bo = gem_to_radeon_bo(obj); int ret = 0; - ret = radeon_bo_reserve(bo, false); - if (unlikely(ret != 0)) - return ret; - /* 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; } void radeon_gem_prime_unpin(struct drm_gem_object *obj) { struct radeon_bo *bo = gem_to_radeon_bo(obj); - int ret = 0; - - ret = radeon_bo_reserve(bo, false); - if (unlikely(ret != 0)) - return; radeon_bo_unpin(bo); if (bo->prime_shared_count) bo->prime_shared_count--; - radeon_bo_unreserve(bo); } -struct reservation_object *radeon_gem_prime_res_obj(struct drm_gem_object *obj) -{ - struct radeon_bo *bo = gem_to_radeon_bo(obj); - - return bo->tbo.resv; -} - -struct dma_buf *radeon_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gobj, +struct dma_buf *radeon_gem_prime_export(struct drm_gem_object *gobj, int flags) { struct radeon_bo *bo = gem_to_radeon_bo(gobj); - if (radeon_ttm_tt_has_userptr(bo->tbo.ttm)) + if (radeon_ttm_tt_has_userptr(bo->rdev, bo->tbo.ttm)) return ERR_PTR(-EPERM); - return drm_gem_prime_export(dev, gobj, flags); + return drm_gem_prime_export(gobj, flags); } |
