Messages in this thread | | | Subject | Re: [PATCH v12 12/14] drm/mediatek: dpi: Add YUV422 output support | From | CK Hu <> | Date | Tue, 21 Jun 2022 11:04:49 +0800 |
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Hi, Bo-Chen:
On Mon, 2022-06-20 at 20:10 +0800, Bo-Chen Chen wrote: > Dp_intf supports YUV422 as output format. In MT8195 Chrome project, > YUV422 output format is used for 4K resolution.
Move this patch before [1]. Otherwise, [1] would result in a bug.
[1] [v12,10/14] drm/mediatek: dpi: Add dpintf support
> > Signed-off-by: Bo-Chen Chen <rex-bc.chen@mediatek.com> > --- > drivers/gpu/drm/mediatek/mtk_dpi.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c > b/drivers/gpu/drm/mediatek/mtk_dpi.c > index f83ecb154457..fc76ccad0a82 100644 > --- a/drivers/gpu/drm/mediatek/mtk_dpi.c > +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c > @@ -692,7 +692,10 @@ static int mtk_dpi_bridge_atomic_check(struct > drm_bridge *bridge, > dpi->bit_num = MTK_DPI_OUT_BIT_NUM_8BITS; > dpi->channel_swap = MTK_DPI_OUT_CHANNEL_SWAP_RGB; > dpi->yc_map = MTK_DPI_OUT_YC_MAP_RGB; > - dpi->color_format = MTK_DPI_COLOR_FORMAT_RGB; > + if (out_bus_format == MEDIA_BUS_FMT_YUYV8_1X16) > + dpi->color_format = > MTK_DPI_COLOR_FORMAT_YCBCR_422_FULL; > + else > + dpi->color_format = MTK_DPI_COLOR_FORMAT_RGB;
If out_bus_format is MEDIA_BUS_FMT_YUV8_1X24, the color_format is MTK_DPI_COLOR_FORMAT_RGB?
Regards, CK
> > return 0; > }
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