From e3004605a0c9d643ab121e1cf53d1436f57c0b9f Mon Sep 17 00:00:00 2001 From: Steve Longerbeam Date: Sat, 29 Feb 2020 00:26:57 +0100 Subject: [PATCH] media: imx: Propagate quantization and encoding in CSI Unlike the PRPENC and PRPVF subdevices, the CSI's cannot convert quantization from sink to source, or do any kind of Y'CbCr <-> RGB encoding. So the CSI's cannot allow quantization and ycbcr_enc to be selectable by the user and must be propagated from sink to source. Fixes: 4791bd7d6adc4 ("media: imx: Try colorimetry at both sink and source pads") Reported-by: Tim Harvey Signed-off-by: Steve Longerbeam Tested-by: Tim Harvey Reviewed-by: Rui Miguel Silva Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/imx/imx-media-csi.c | 2 ++ drivers/staging/media/imx/imx7-media-csi.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index b60ed4f22f6d..ac15b1e78f18 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -1459,6 +1459,8 @@ static void csi_try_fmt(struct csi_priv *priv, /* propagate colorimetry from sink */ sdformat->format.colorspace = infmt->colorspace; sdformat->format.xfer_func = infmt->xfer_func; + sdformat->format.quantization = infmt->quantization; + sdformat->format.ycbcr_enc = infmt->ycbcr_enc; break; case CSI_SINK_PAD: diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index db30e2c70f2f..4692a3a77515 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -1013,6 +1013,8 @@ static int imx7_csi_try_fmt(struct imx7_csi *csi, sdformat->format.colorspace = in_fmt->colorspace; sdformat->format.xfer_func = in_fmt->xfer_func; + sdformat->format.quantization = in_fmt->quantization; + sdformat->format.ycbcr_enc = in_fmt->ycbcr_enc; break; case IMX7_CSI_PAD_SINK: *cc = imx_media_find_mbus_format(sdformat->format.code, -- 2.11.0