On Tue, Aug 09, 2016 at 08:25:47PM +0530, Shashank Sharma wrote:
> This patch adds drm flag bits for aspect ratio information
>
> Currently drm flag bits don't have field for mode's picture
> aspect ratio. This field will help the driver to pick mode with
> right aspect ratio, and help in setting right VIC field in avi
> infoframes.
>
> Signed-off-by: Shashank Sharma <shashank.sha...@intel.com>
The changes make sense according to the relevant specs, and
although I don't have the HW to test them the code looks right.
Reviewed-by: Jim Bride <jim.br...@linux.intel.com>
>
> V2: Addressed review comments from Sean
> - Changed PAR-> PIC_AR
>
> Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
> Cc: Emil Velikov <emil.l.veli...@gmail.com>
> ---
> include/uapi/drm/drm_mode.h | 18 +++++++++++++-----
> 1 file changed, 13 insertions(+), 5 deletions(-)
>
> diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
> index 49a7265..77c869d6 100644
> --- a/include/uapi/drm/drm_mode.h
> +++ b/include/uapi/drm/drm_mode.h
> @@ -77,6 +77,19 @@ extern "C" {
> #define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14)
> #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14)
>
> +/* Picture aspect ratio options */
> +#define DRM_MODE_PICTURE_ASPECT_NONE 0
> +#define DRM_MODE_PICTURE_ASPECT_4_3 1
> +#define DRM_MODE_PICTURE_ASPECT_16_9 2
> +
> +/* Aspect ratio flag bitmask (4 bits 22:19) */
> +#define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19)
> +#define DRM_MODE_FLAG_PIC_AR_NONE \
> + (DRM_MODE_PICTURE_ASPECT_NONE<<19)
> +#define DRM_MODE_FLAG_PIC_AR_4_3 \
> + (DRM_MODE_PICTURE_ASPECT_4_3<<19)
> +#define DRM_MODE_FLAG_PIC_AR_16_9 \
> + (DRM_MODE_PICTURE_ASPECT_16_9<<19)
>
> /* DPMS flags */
> /* bit compatible with the xorg definitions. */
> @@ -92,11 +105,6 @@ extern "C" {
> #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */
> #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve
> aspect */
>
> -/* Picture aspect ratio options */
> -#define DRM_MODE_PICTURE_ASPECT_NONE 0
> -#define DRM_MODE_PICTURE_ASPECT_4_3 1
> -#define DRM_MODE_PICTURE_ASPECT_16_9 2
> -
> /* Dithering mode options */
> #define DRM_MODE_DITHERING_OFF 0
> #define DRM_MODE_DITHERING_ON 1
> --
> 1.9.1
>
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