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| author | Yannick Fertre <yannick.fertre@st.com> | 2017-04-14 12:13:32 +0200 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2017-04-14 11:30:28 -0700 |
| commit | 4636ce93d5b25632c2cdbeccebef912e1c990c8e (patch) | |
| tree | 02a2a10c7d75c18b3092e0867fc522eb3152a70f /include/drm/drm_fb_cma_helper.h | |
| parent | 97bf3a9aa60f0d25541738feeb28e39decc41b76 (diff) | |
| download | linux-4636ce93d5b25632c2cdbeccebef912e1c990c8e.tar.gz linux-4636ce93d5b25632c2cdbeccebef912e1c990c8e.tar.bz2 linux-4636ce93d5b25632c2cdbeccebef912e1c990c8e.zip | |
drm/fb-cma-helper: Add drm_fb_cma_get_gem_addr()
Add function drm_fb_cma_get_gem_addr() which return the physical address
of framebuffer (1st pixel). This function will usually be called by plane
callback (atomic_update).
Signed-off-by: Yannick Fertre <yannick.fertre@st.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: http://patchwork.freedesktop.org/patch/msgid/1492164819-10513-3-git-send-email-yannick.fertre@st.com
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'include/drm/drm_fb_cma_helper.h')
| -rw-r--r-- | include/drm/drm_fb_cma_helper.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_cma_helper.h index a5ecc0a58260..199a63f48659 100644 --- a/include/drm/drm_fb_cma_helper.h +++ b/include/drm/drm_fb_cma_helper.h @@ -41,6 +41,10 @@ struct drm_framebuffer *drm_fb_cma_create(struct drm_device *dev, struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb, unsigned int plane); +dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb, + struct drm_plane_state *state, + unsigned int plane); + int drm_fb_cma_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state); |