[F/G][PATCH 1/1] media: uvcvideo: Add mapping for HEVC payloads

Wen-chien Jesse Sung jesse.sung at canonical.com
Mon Nov 2 03:50:27 UTC 2020


From: Dmitry Buzdyk <dima.buzdyk at gmail.com>

BugLink: https://launchpad.net/bugs/1895803

Add HEVC GUID and assotiate with HEVC pixel format so that frame
based format descriptors recognized by the UVC video driver.

Signed-off-by: Dmitry Buzdyk <dima.buzdyk at gmail.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei at kernel.org>
(cherry picked from commit 40b222b56ea81aa636a4aa7a84939786369e726b)
Signed-off-by: Wen-chien Jesse Sung <jesse.sung at canonical.com>
---
 drivers/media/usb/uvc/uvc_driver.c | 5 +++++
 drivers/media/usb/uvc/uvcvideo.h   | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 99883550375e9..00198d327f9e6 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -214,6 +214,11 @@ static struct uvc_format_desc uvc_fmts[] = {
 		.guid		= UVC_GUID_FORMAT_CNF4,
 		.fcc		= V4L2_PIX_FMT_CNF4,
 	},
+	{
+		.name		= "HEVC",
+		.guid		= UVC_GUID_FORMAT_HEVC,
+		.fcc		= V4L2_PIX_FMT_HEVC,
+	},
 };
 
 /* ------------------------------------------------------------------------
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index 24e3d8c647e77..6141465b747f3 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -165,6 +165,10 @@
 	{0x32, 0x00, 0x00, 0x00, 0x02, 0x00, 0x10, 0x00, \
 	 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
 
+#define UVC_GUID_FORMAT_HEVC \
+	{ 'H',  'E',  'V',  'C', 0x00, 0x00, 0x10, 0x00, \
+	 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+
 
 /* ------------------------------------------------------------------------
  * Driver specific constants.
-- 
2.27.0




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