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authorDaniel Thompson <daniel.thompson@linaro.org>2014-11-12 10:56:43 +0000
committerDaniel Thompson <daniel.thompson@linaro.org>2015-06-19 14:17:29 +0100
commita473147b044775c095f967e5787833067fb0c1ea (patch)
tree8898cb9f9eca753bacdb5b9f85ee774aecdaf421
parentd6324c42c235d3af065e2d15241fa7f05a8cf82f (diff)
downloadlinux-dev/msm_drm_prime_mmap-2.tar.gz
drm: prime: Document gem_prime_mmapdev/msm_drm_prime_mmap-2
gem_prime_map is not currently described in the DRM manual, lets document it. Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
-rw-r--r--drivers/gpu/drm/drm_prime.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index 6d2cf4fb4038..3b40a415f45d 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -309,7 +309,7 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = {
* Drivers can implement @gem_prime_export and @gem_prime_import in terms of
* simpler APIs by using the helper functions @drm_gem_prime_export and
* @drm_gem_prime_import. These functions implement dma-buf support in terms of
- * five lower-level driver callbacks:
+ * six lower-level driver callbacks:
*
* Export callbacks:
*
@@ -321,6 +321,8 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = {
*
* - @gem_prime_vunmap: vunmap a buffer exported by your driver
*
+ * - @gem_prime_mmap (optional): mmap a buffer exported by your driver
+ *
* Import callback:
*
* - @gem_prime_import_sg_table (import): produce a GEM object from another