drm/rockchip: vop: support Synopsys HDMI TX Controller YUV420 bus_format

MEDIA_BUS_FMT_UYYVYY8_0_5X24 and MEDIA_BUS_FMT_UYYVYY10_0_5X30 are
bus_format of YUV420 data between Rockchip vop and Synopsys HDMI
TX Controller.

Change-Id: Id06e7cc7703e9b12e1a7f64cdbacc5e8a98b2b45
Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index aa348530fec58da5485eadd9f7af50e4668b3293..2ea768c3d1c667965866b35f34b184f7348e7ed7 100644 (file)
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -390,6 +390,8 @@ static bool is_yuv_output(uint32_t bus_format)
        switch (bus_format) {
        case MEDIA_BUS_FMT_YUV8_1X24:
        case MEDIA_BUS_FMT_YUV10_1X30:
+       case MEDIA_BUS_FMT_UYYVYY8_0_5X24:
+       case MEDIA_BUS_FMT_UYYVYY10_0_5X30:
                return true;
        default:
                return false;
@@ -1711,9 +1713,11 @@ static void vop_crtc_enable(struct drm_crtc *crtc)
                val = DITHER_DOWN_EN(1) | DITHER_DOWN_MODE(RGB888_TO_RGB666);
                break;
        case MEDIA_BUS_FMT_YUV8_1X24:
+       case MEDIA_BUS_FMT_UYYVYY8_0_5X24:
                val = DITHER_DOWN_EN(0) | PRE_DITHER_DOWN_EN(1);
                break;
        case MEDIA_BUS_FMT_YUV10_1X30:
+       case MEDIA_BUS_FMT_UYYVYY10_0_5X30:
                val = DITHER_DOWN_EN(0) | PRE_DITHER_DOWN_EN(0);
                break;
        case MEDIA_BUS_FMT_RGB888_1X24: