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media: uvcvideo: Add D3DFMT_L8 support 

Microsoft HoloLense UVC sensor uses D3DFMT instead of FOURCC when
exposing formats. This adds support for D3DFMT_L8 as exposed from
the Acer Windows Mixed Reality Headset.

Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Nicolas Dufresne 2017-11-06 15:13:28 -05:00 committed by Mauro Carvalho Chehab
parent 248cb158bc
commit e96cdc9a0a
2 changed files with 10 additions and 0 deletions
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5
drivers/media/usb/uvc/uvc_driver.c
View File

@ -93,6 +93,11 @@ static struct uvc_format_desc uvc_fmts[] = {
.guid = UVC_GUID_FORMAT_Y8,
.fcc = V4L2_PIX_FMT_GREY,
},
{
.name = "Greyscale 8-bit (D3DFMT_L8)",
.guid = UVC_GUID_FORMAT_D3DFMT_L8,
.fcc = V4L2_PIX_FMT_GREY,
},
{
.name = "Greyscale 10-bit (Y10 )",
.guid = UVC_GUID_FORMAT_Y10,

5
drivers/media/usb/uvc/uvcvideo.h
View File

@ -154,6 +154,11 @@
{ 'I', 'N', 'V', 'I', 0xdb, 0x57, 0x49, 0x5e, \
0x8e, 0x3f, 0xf4, 0x79, 0x53, 0x2b, 0x94, 0x6f}
#define UVC_GUID_FORMAT_D3DFMT_L8 \
{0x32, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, \
0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
/* ------------------------------------------------------------------------
* Driver specific constants.
*/