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path: root/drivers/gpu/drm/drm_prime.c
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Diffstat (limited to 'drivers/gpu/drm/drm_prime.c')
-rw-r--r--drivers/gpu/drm/drm_prime.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index 0055d919070c..186db2e4c57a 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -434,35 +434,6 @@ void drm_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr)
434EXPORT_SYMBOL(drm_gem_dmabuf_vunmap); 434EXPORT_SYMBOL(drm_gem_dmabuf_vunmap);
435 435
436/** 436/**
437 * drm_gem_dmabuf_kmap_atomic - map_atomic implementation for GEM
438 * @dma_buf: buffer to be mapped
439 * @page_num: page number within the buffer
440 *
441 * Not implemented. This can be used as the &dma_buf_ops.map_atomic callback.
442 */
443void *drm_gem_dmabuf_kmap_atomic(struct dma_buf *dma_buf,
444 unsigned long page_num)
445{
446 return NULL;
447}
448EXPORT_SYMBOL(drm_gem_dmabuf_kmap_atomic);
449
450/**
451 * drm_gem_dmabuf_kunmap_atomic - unmap_atomic implementation for GEM
452 * @dma_buf: buffer to be unmapped
453 * @page_num: page number within the buffer
454 * @addr: virtual address of the buffer
455 *
456 * Not implemented. This can be used as the &dma_buf_ops.unmap_atomic callback.
457 */
458void drm_gem_dmabuf_kunmap_atomic(struct dma_buf *dma_buf,
459 unsigned long page_num, void *addr)
460{
461
462}
463EXPORT_SYMBOL(drm_gem_dmabuf_kunmap_atomic);
464
465/**
466 * drm_gem_dmabuf_kmap - map implementation for GEM 437 * drm_gem_dmabuf_kmap - map implementation for GEM
467 * @dma_buf: buffer to be mapped 438 * @dma_buf: buffer to be mapped
468 * @page_num: page number within the buffer 439 * @page_num: page number within the buffer
@@ -519,9 +490,7 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = {
519 .unmap_dma_buf = drm_gem_unmap_dma_buf, 490 .unmap_dma_buf = drm_gem_unmap_dma_buf,
520 .release = drm_gem_dmabuf_release, 491 .release = drm_gem_dmabuf_release,
521 .map = drm_gem_dmabuf_kmap, 492 .map = drm_gem_dmabuf_kmap,
522 .map_atomic = drm_gem_dmabuf_kmap_atomic,
523 .unmap = drm_gem_dmabuf_kunmap, 493 .unmap = drm_gem_dmabuf_kunmap,
524 .unmap_atomic = drm_gem_dmabuf_kunmap_atomic,
525 .mmap = drm_gem_dmabuf_mmap, 494 .mmap = drm_gem_dmabuf_mmap,
526 .vmap = drm_gem_dmabuf_vmap, 495 .vmap = drm_gem_dmabuf_vmap,
527 .vunmap = drm_gem_dmabuf_vunmap, 496 .vunmap = drm_gem_dmabuf_vunmap,