Since commit 09ea0dfbf972 ("dma-buf: make map_atomic and map function pointers optional"), we no longer need to provide stub no-op functions as the core now provides them directly.
References: 09ea0dfbf972 ("dma-buf: make map_atomic and map function pointers optional") Signed-off-by: Chris Wilson chris@chris-wilson.co.uk Cc: Daniel Vetter daniel@ffwll.ch Cc: Gerd Hoffmann kraxel@redhat.com Cc: Alex Deucher alexander.deucher@amd.com Cc: "Christian König" christian.koenig@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c | 2 -- drivers/gpu/drm/drm_prime.c | 30 ----------------------- include/drm/drm_prime.h | 3 --- 3 files changed, 35 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c index 1c5d97f4b4dd..3fdd5688da0b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c @@ -338,8 +338,6 @@ static const struct dma_buf_ops amdgpu_dmabuf_ops = { .unmap_dma_buf = drm_gem_unmap_dma_buf, .release = drm_gem_dmabuf_release, .begin_cpu_access = amdgpu_gem_begin_cpu_access, - .map = drm_gem_dmabuf_kmap, - .unmap = drm_gem_dmabuf_kunmap, .mmap = drm_gem_dmabuf_mmap, .vmap = drm_gem_dmabuf_vmap, .vunmap = drm_gem_dmabuf_vunmap, diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 186db2e4c57a..e03d3bdaa59b 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -433,34 +433,6 @@ void drm_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr) } EXPORT_SYMBOL(drm_gem_dmabuf_vunmap);
-/** - * drm_gem_dmabuf_kmap - map implementation for GEM - * @dma_buf: buffer to be mapped - * @page_num: page number within the buffer - * - * Not implemented. This can be used as the &dma_buf_ops.map callback. - */ -void *drm_gem_dmabuf_kmap(struct dma_buf *dma_buf, unsigned long page_num) -{ - return NULL; -} -EXPORT_SYMBOL(drm_gem_dmabuf_kmap); - -/** - * drm_gem_dmabuf_kunmap - unmap implementation for GEM - * @dma_buf: buffer to be unmapped - * @page_num: page number within the buffer - * @addr: virtual address of the buffer - * - * Not implemented. This can be used as the &dma_buf_ops.unmap callback. - */ -void drm_gem_dmabuf_kunmap(struct dma_buf *dma_buf, unsigned long page_num, - void *addr) -{ - -} -EXPORT_SYMBOL(drm_gem_dmabuf_kunmap); - /** * drm_gem_dmabuf_mmap - dma_buf mmap implementation for GEM * @dma_buf: buffer to be mapped @@ -489,8 +461,6 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .map_dma_buf = drm_gem_map_dma_buf, .unmap_dma_buf = drm_gem_unmap_dma_buf, .release = drm_gem_dmabuf_release, - .map = drm_gem_dmabuf_kmap, - .unmap = drm_gem_dmabuf_kunmap, .mmap = drm_gem_dmabuf_mmap, .vmap = drm_gem_dmabuf_vmap, .vunmap = drm_gem_dmabuf_vunmap, diff --git a/include/drm/drm_prime.h b/include/drm/drm_prime.h index d716d653b096..e2032fbc0f08 100644 --- a/include/drm/drm_prime.h +++ b/include/drm/drm_prime.h @@ -93,9 +93,6 @@ void drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach, enum dma_data_direction dir); void *drm_gem_dmabuf_vmap(struct dma_buf *dma_buf); void drm_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr); -void *drm_gem_dmabuf_kmap(struct dma_buf *dma_buf, unsigned long page_num); -void drm_gem_dmabuf_kunmap(struct dma_buf *dma_buf, unsigned long page_num, - void *addr); int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma);
int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page **pages,