linux-kernel - [PATCH v10 20/28] media: platform: Change the colorspace of jpeg to the fixed value

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Message-ID: <20200723030451.5616-21-xia.jiang@mediatek.com>
Date:   Thu, 23 Jul 2020 11:04:43 +0800
From:   Xia Jiang <xia.jiang@...iatek.com>
To:     Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rick Chang <rick.chang@...iatek.com>
CC:     <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Tomasz Figa <tfiga@...omium.org>,
        <srv_heupstream@...iatek.com>, <senozhatsky@...omium.org>,
        <mojahsu@...omium.org>, <drinkcat@...omium.org>,
        <maoguang.meng@...iatek.com>, Xia Jiang <xia.jiang@...iatek.com>
Subject: [PATCH v10 20/28] media: platform: Change the colorspace of jpeg to the fixed value

Jpeg doesn't support colorspace conversion, so it shouldn't accept any
other colorspace in S_FMT.
Change the colorspace of jpeg to the fixed value.

Signed-off-by: Xia Jiang <xia.jiang@...iatek.com>
---
v10: new add patch
---
 .../media/platform/mtk-jpeg/mtk_jpeg_core.c   | 24 +++++++++----------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index 01f4656fe2b3..0376bd3bdbbb 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -320,10 +320,10 @@ static int mtk_jpeg_s_fmt_mplane(struct mtk_jpeg_ctx *ctx,
 					   pix_mp->pixelformat, fmt_type);
 	q_data->pix_mp.width = pix_mp->width;
 	q_data->pix_mp.height = pix_mp->height;
-	q_data->pix_mp.colorspace = pix_mp->colorspace;
-	q_data->pix_mp.ycbcr_enc = pix_mp->ycbcr_enc;
-	q_data->pix_mp.xfer_func = pix_mp->xfer_func;
-	q_data->pix_mp.quantization = pix_mp->quantization;
+	q_data->pix_mp.colorspace = V4L2_COLORSPACE_SRGB;
+	q_data->pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_601;
+	q_data->pix_mp.xfer_func = V4L2_XFER_FUNC_SRGB;
+	q_data->pix_mp.quantization = V4L2_QUANTIZATION_FULL_RANGE;
 
 	v4l2_dbg(1, debug, &jpeg->v4l2_dev, "(%d) s_fmt:%c%c%c%c wxh:%ux%u\n",
 		 f->type,
@@ -846,10 +846,10 @@ static void mtk_jpeg_set_default_params(struct mtk_jpeg_ctx *ctx)
 	struct mtk_jpeg_q_data *q = &ctx->out_q;
 	int i;
 
-	q->pix_mp.colorspace = V4L2_COLORSPACE_JPEG,
-	q->pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
-	q->pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT;
-	q->pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT;
+	q->pix_mp.colorspace = V4L2_COLORSPACE_SRGB;
+	q->pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_601;
+	q->pix_mp.quantization = V4L2_QUANTIZATION_FULL_RANGE;
+	q->pix_mp.xfer_func = V4L2_XFER_FUNC_SRGB;
 
 	q->fmt = mtk_jpeg_find_format(mtk_jpeg_formats, MTK_JPEG_NUM_FORMATS,
 				      V4L2_PIX_FMT_JPEG,
@@ -863,10 +863,10 @@ static void mtk_jpeg_set_default_params(struct mtk_jpeg_ctx *ctx)
 	q->fmt = mtk_jpeg_find_format(mtk_jpeg_formats, MTK_JPEG_NUM_FORMATS,
 				      V4L2_PIX_FMT_YUV420M,
 				      MTK_JPEG_FMT_FLAG_DEC_CAPTURE);
-	q->pix_mp.colorspace = V4L2_COLORSPACE_JPEG,
-	q->pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
-	q->pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT;
-	q->pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT;
+	q->pix_mp.colorspace = V4L2_COLORSPACE_SRGB;
+	q->pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_601;
+	q->pix_mp.quantization = V4L2_QUANTIZATION_FULL_RANGE;
+	q->pix_mp.xfer_func = V4L2_XFER_FUNC_SRGB;
 	q->pix_mp.width = MTK_JPEG_MIN_WIDTH;
 	q->pix_mp.height = MTK_JPEG_MIN_HEIGHT;
 
-- 
2.18.0