From 4b8d34fdfeb4a83f0cf87a6a750ac3260c000792 Mon Sep 17 00:00:00 2001
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From: Tiffany Lin <tiffany.lin@mediatek.com>
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Date: Fri, 9 Sep 2016 12:48:04 -0300
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Subject: [PATCH 1/5] v4l: add Mediatek compressed video block format
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Add V4L2_PIX_FMT_MT21C format used on MT8173 driver.
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It is compressed format and need MT8173 MDP driver to transfer to other
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standard format.
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Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com>
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Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
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Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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(cherry picked from commit d4de663458bd00a579742e966c2db0d86352358b)
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Change-Id: Iad20515a78d4fdbe74d597a453deadb6dabc3613
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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drivers/media/v4l2-core/v4l2-ioctl.c | 1 +
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include/uapi/linux/videodev2.h | 1 +
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2 files changed, 2 insertions(+)
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diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
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index 29dd31748f18..0d308e6c8b50 100644
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--- a/drivers/media/v4l2-core/v4l2-ioctl.c
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+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
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@@ -1301,6 +1301,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
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case V4L2_PIX_FMT_JPGL: descr = "JPEG Lite"; break;
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case V4L2_PIX_FMT_SE401: descr = "GSPCA SE401"; break;
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case V4L2_PIX_FMT_S5C_UYVY_JPG: descr = "S5C73MX interleaved UYVY/JPEG"; break;
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+ case V4L2_PIX_FMT_MT21C: descr = "Mediatek Compressed Format"; break;
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default:
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WARN(1, "Unknown pixelformat 0x%08x\n", fmt->pixelformat);
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if (fmt->description[0])
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diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
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index e21c709f18ef..1333216515b0 100644
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--- a/include/uapi/linux/videodev2.h
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+++ b/include/uapi/linux/videodev2.h
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@@ -634,6 +634,7 @@ struct v4l2_pix_format {
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#define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */
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#define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */
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#define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */
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+#define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */
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/* SDR formats - used only for Software Defined Radio devices */
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#define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8') /* IQ u8 */
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--
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2.20.1
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