Hi,
Have you any comment for this proposal?
BR
Vincent
On 02/12/2016 10:26 AM, Vincent Abriou wrote:
> From: Fabien Dessenne <fabien.dessenne@xxxxxx>
>
> If a buffer is interlaced, this "Bottom Field First" flag specifies
> which of the top or the bottom field shall be displayed first.
> When set, the bottom field shall be displayed first.
> When unset the top field shall be displayed first.
>
> Signed-off-by: Fabien Dessenne <fabien.dessenne@xxxxxx>
> ---
> drivers/gpu/drm/drm_crtc.c | 3 ++-
> include/uapi/drm/drm_mode.h | 1 +
> 2 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
> index d40bab2..64b4fdac 100644
> --- a/drivers/gpu/drm/drm_crtc.c
> +++ b/drivers/gpu/drm/drm_crtc.c
> @@ -3315,7 +3315,8 @@ internal_framebuffer_create(struct drm_device *dev,
> struct drm_framebuffer *fb;
> int ret;
>
> - if (r->flags & ~(DRM_MODE_FB_INTERLACED | DRM_MODE_FB_MODIFIERS)) {
> + if (r->flags & ~(DRM_MODE_FB_INTERLACED | DRM_MODE_FB_MODIFIERS
> + | DRM_MODE_FB_BFF)) {
> DRM_DEBUG_KMS("bad framebuffer flags 0x%08x\n", r->flags);
> return ERR_PTR(-EINVAL);
> }
> diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
> index 50adb46..f7c9111 100644
> --- a/include/uapi/drm/drm_mode.h
> +++ b/include/uapi/drm/drm_mode.h
> @@ -354,6 +354,7 @@ struct drm_mode_fb_cmd {
>
> #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
> #define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */
> +#define DRM_MODE_FB_BFF (1<<2) /* if interlaced, bottom field first */
>
> struct drm_mode_fb_cmd2 {
> __u32 fb_id;
>
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