linux-kernel - [PATCH] media: amphion: don't change the colorspace reported by decoder.

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Date:   Tue, 26 Jul 2022 11:02:29 +0800
From:   Ming Qian <ming.qian@....com>
To:     mchehab@...nel.org, hverkuil-cisco@...all.nl
Cc:     shawnguo@...nel.org, robh+dt@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] media: amphion: don't change the colorspace reported by decoder.

decoder will report the colorspace information
which is parsed from the sequence header,
if they are unspecified, just let application to determine it,
don't change it in driver.

Fixes: 6de8d628df6ef ("media: amphion: add v4l2 m2m vpu decoder stateful driver")
Signed-off-by: Ming Qian <ming.qian@....com>
---
 drivers/media/platform/amphion/vdec.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/media/platform/amphion/vdec.c b/drivers/media/platform/amphion/vdec.c
index 9e64041cc1c1..feb75dc204de 100644
--- a/drivers/media/platform/amphion/vdec.c
+++ b/drivers/media/platform/amphion/vdec.c
@@ -808,14 +808,6 @@ static void vdec_init_fmt(struct vpu_inst *inst)
 		inst->cap_format.field = V4L2_FIELD_NONE;
 	else
 		inst->cap_format.field = V4L2_FIELD_SEQ_TB;
-	if (vdec->codec_info.color_primaries == V4L2_COLORSPACE_DEFAULT)
-		vdec->codec_info.color_primaries = V4L2_COLORSPACE_REC709;
-	if (vdec->codec_info.transfer_chars == V4L2_XFER_FUNC_DEFAULT)
-		vdec->codec_info.transfer_chars = V4L2_XFER_FUNC_709;
-	if (vdec->codec_info.matrix_coeffs == V4L2_YCBCR_ENC_DEFAULT)
-		vdec->codec_info.matrix_coeffs = V4L2_YCBCR_ENC_709;
-	if (vdec->codec_info.full_range == V4L2_QUANTIZATION_DEFAULT)
-		vdec->codec_info.full_range = V4L2_QUANTIZATION_LIM_RANGE;
 }
 
 static void vdec_init_crop(struct vpu_inst *inst)
@@ -1555,6 +1547,14 @@ static int vdec_get_debug_info(struct vpu_inst *inst, char *str, u32 size, u32 i
 				vdec->codec_info.frame_rate.numerator,
 				vdec->codec_info.frame_rate.denominator);
 		break;
+	case 9:
+		num = scnprintf(str, size, "colorspace: %d, %d, %d, %d (%d)\n",
+				vdec->codec_info.color_primaries,
+				vdec->codec_info.transfer_chars,
+				vdec->codec_info.matrix_coeffs,
+				vdec->codec_info.full_range,
+				vdec->codec_info.vui_present);
+		break;
 	default:
 		break;
 	}
-- 
2.36.1