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[RESEND,v2,v4.1-rc8,2/2] drm: prime: Document gem_prime_mmap

Message ID 1434721949-25732-3-git-send-email-daniel.thompson@linaro.org
State Accepted
Commit ffc5fbdb77e125a5923e3c0ba3fe465b1ebb2c54
Headers show

Commit Message

Daniel Thompson June 19, 2015, 1:52 p.m. UTC 
gem_prime_map is not currently described in the DRM manual, lets document
it.

Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
---
 drivers/gpu/drm/drm_prime.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

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