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drm/msm: fb prepare/cleanup

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Atomic wants to split the prepare/pin from where we actually program the
scanout address (so that any part that can fail is done synchronously).
Add some fb/gem apis to make this easier to use from the kms parts.

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark
2014-11-08 09:13:37 -05:00
parent 032f8d5c41
commit 2638d90abb
3 changed files with 51 additions and 0 deletions
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4
drivers/gpu/drm/msm/msm_drv.h
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@@ -160,6 +160,7 @@ uint64_t msm_gem_mmap_offset(struct drm_gem_object *obj);
int msm_gem_get_iova_locked(struct drm_gem_object *obj, int id,
uint32_t *iova);
int msm_gem_get_iova(struct drm_gem_object *obj, int id, uint32_t *iova);
uint32_t msm_gem_iova(struct drm_gem_object *obj, int id);
struct page **msm_gem_get_pages(struct drm_gem_object *obj);
void msm_gem_put_pages(struct drm_gem_object *obj);
void msm_gem_put_iova(struct drm_gem_object *obj, int id);
@@ -193,6 +194,9 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev,
struct drm_gem_object *msm_gem_import(struct drm_device *dev,
uint32_t size, struct sg_table *sgt);
int msm_framebuffer_prepare(struct drm_framebuffer *fb, int id);
void msm_framebuffer_cleanup(struct drm_framebuffer *fb, int id);
uint32_t msm_framebuffer_iova(struct drm_framebuffer *fb, int id, int plane);
struct drm_gem_object *msm_framebuffer_bo(struct drm_framebuffer *fb, int plane);
const struct msm_format *msm_framebuffer_format(struct drm_framebuffer *fb);
struct drm_framebuffer *msm_framebuffer_init(struct drm_device *dev,