From: Bibby Hsieh <bibby.hsieh@mediatek.com>
Date: Tue, 24 Jan 2017 12:40:58 +0800
Subject: drm/mediatek: Support UYVY and YUYV format for overlay
Git-commit: 170748db2deb2dedcb405ae091dbc74a478842e5
Patch-mainline: v4.13-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
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>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 7 +++++++
drivers/gpu/drm/mediatek/mtk_drm_plane.c | 2 ++
2 files changed, 9 insertions(+)
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -42,9 +42,12 @@
#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_RGB (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_CLRFMT_RGB565(ovl) ((ovl)->data->fmt_rgb565_is_0 ? \
0 : OVL_CON_CLRFMT_RGB)
#define OVL_CON_CLRFMT_RGB888(ovl) ((ovl)->data->fmt_rgb565_is_0 ? \
@@ -176,6 +179,10 @@ static unsigned int ovl_fmt_convert(stru
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;
}
}
--- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
@@ -28,6 +28,8 @@ static const u32 formats[] = {
DRM_FORMAT_XRGB8888,
DRM_FORMAT_ARGB8888,
DRM_FORMAT_RGB565,
+ DRM_FORMAT_UYVY,
+ DRM_FORMAT_YUYV,
};
static void mtk_plane_reset(struct drm_plane *plane)