From 87d040ed68321c09a16fad27d2b4314190a2d2b0 Mon Sep 17 00:00:00 2001
From: awawa-dev <69086569+awawa-dev@users.noreply.github.com>
Date: Sat, 2 Nov 2024 16:02:20 +0100
Subject: [PATCH] Support for P010 (HDR) video format for UVC devices

---
 drivers/media/common/uvc.c       | 4 ++++
 drivers/media/usb/uvc/uvc_v4l2.c | 3 +++
 include/linux/usb/uvc.h          | 3 +++
 3 files changed, 10 insertions(+)

diff --git a/drivers/media/common/uvc.c b/drivers/media/common/uvc.c
index 9c0ba7a6c185b1..c6a0c6a80bcf65 100644
--- a/drivers/media/common/uvc.c
+++ b/drivers/media/common/uvc.c
@@ -40,6 +40,10 @@ static const struct uvc_format_desc uvc_fmts[] = {
 		.guid		= UVC_GUID_FORMAT_M420,
 		.fcc		= V4L2_PIX_FMT_M420,
 	},
+	{
+		.guid		= UVC_GUID_FORMAT_P010,
+		.fcc		= V4L2_PIX_FMT_P010,
+	},
 	{
 		.guid		= UVC_GUID_FORMAT_UYVY,
 		.fcc		= V4L2_PIX_FMT_UYVY,
diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index f4988f03640aec..8998bc2079e0c7 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -203,6 +203,9 @@ static u32 uvc_v4l2_get_bytesperline(const struct uvc_format *format,
 	case V4L2_PIX_FMT_M420:
 		return frame->wWidth;
 
+	case V4L2_PIX_FMT_P010:
+		return frame->wWidth * 2;
+
 	default:
 		return format->bpp * frame->wWidth / 8;
 	}
diff --git a/include/linux/usb/uvc.h b/include/linux/usb/uvc.h
index 88d96095bcb163..431ae4ce9c8779 100644
--- a/include/linux/usb/uvc.h
+++ b/include/linux/usb/uvc.h
@@ -105,6 +105,9 @@
 #define UVC_GUID_FORMAT_M420 \
 	{ 'M',  '4',  '2',  '0', 0x00, 0x00, 0x10, 0x00, \
 	 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_P010 \
+	{ 'P',  '0',  '1',  '0', 0x00, 0x00, 0x10, 0x00, \
+	 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
 
 #define UVC_GUID_FORMAT_H264 \
 	{ 'H',  '2',  '6',  '4', 0x00, 0x00, 0x10, 0x00, \