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SubjectRe: [PATCH v3] drm/mediatek: Support UYVY and YUYV format for overlay
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Hi, Bibby:

On Tue, 2017-01-24 at 12:40 +0800, Bibby Hsieh wrote:
> MT8173 overlay can support UYVY and YUYV format,
> we add the format in DRM driver.
>
> Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
> Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>

Acked-by: CK Hu <ck.hu@mediatek.com>

> ---
> drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 7 +++++++
> drivers/gpu/drm/mediatek/mtk_drm_plane.c | 2 ++
> 2 files changed, 9 insertions(+)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> index c703102..53f2001 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> @@ -40,10 +40,13 @@
> #define OVL_RDMA_MEM_GMC 0x40402020
>
> #define OVL_CON_BYTE_SWAP BIT(24)
> +#define OVL_CON_MTX_YUV_TO_RGB (6 << 16)
> #define OVL_CON_CLRFMT_RGB565 (0 << 12)
> #define OVL_CON_CLRFMT_RGB888 (1 << 12)
> #define OVL_CON_CLRFMT_RGBA8888 (2 << 12)
> #define OVL_CON_CLRFMT_ARGB8888 (3 << 12)
> +#define OVL_CON_CLRFMT_UYVY (4 << 12)
> +#define OVL_CON_CLRFMT_YUYV (5 << 12)
> #define OVL_CON_AEN BIT(8)
> #define OVL_CON_ALPHA 0xff
>
> @@ -162,6 +165,10 @@ static unsigned int ovl_fmt_convert(unsigned int fmt)
> case DRM_FORMAT_XBGR8888:
> case DRM_FORMAT_ABGR8888:
> return OVL_CON_CLRFMT_RGBA8888 | OVL_CON_BYTE_SWAP;
> + case DRM_FORMAT_UYVY:
> + return OVL_CON_CLRFMT_UYVY | OVL_CON_MTX_YUV_TO_RGB;
> + case DRM_FORMAT_YUYV:
> + return OVL_CON_CLRFMT_YUYV | OVL_CON_MTX_YUV_TO_RGB;
> }
> }
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> index c461a23..8c02d1d 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> @@ -28,6 +28,8 @@
> DRM_FORMAT_XRGB8888,
> DRM_FORMAT_ARGB8888,
> DRM_FORMAT_RGB565,
> + DRM_FORMAT_UYVY,
> + DRM_FORMAT_YUYV,
> };
>
> static void mtk_plane_reset(struct drm_plane *plane)


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