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(-)
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