media: uvcvideo: move uvc_format_desc to common header

The uvc_format_desc, GUID defines and the uvc_format_by_guid helper is
also useful for the uvc gadget stack. This patch moves them to a common
header.

Tested-by: Daniel Scally <dan.scally@ideasonboard.com>
Reviewed-by: Daniel Scally <dan.scally@ideasonboard.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Link: https://lore.kernel.org/r/20220909221335.15033-3-m.grzeschik@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index 8c208db..b8a00a5 100644 (file)
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -18,6 +18,7 @@
 #include <linux/workqueue.h>
 #include <linux/atomic.h>
 #include <media/v4l2-ctrls.h>
+#include <media/v4l2-uvc.h>
 
 #include "uvcvideo.h"
 

diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 0f14dee..2891bc9 100644 (file)
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -20,6 +20,7 @@
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
+#include <media/v4l2-uvc.h>
 
 #include "uvcvideo.h"
 
@@ -35,198 +36,6 @@ unsigned int uvc_dbg_param;
 unsigned int uvc_timeout_param = UVC_CTRL_STREAMING_TIMEOUT;
 
 /* ------------------------------------------------------------------------
- * Video formats
- */
-
-static struct uvc_format_desc uvc_fmts[] = {
-       {
-               .name           = "YUV 4:2:2 (YUYV)",
-               .guid           = UVC_GUID_FORMAT_YUY2,
-               .fcc            = V4L2_PIX_FMT_YUYV,
-       },
-       {
-               .name           = "YUV 4:2:2 (YUYV)",
-               .guid           = UVC_GUID_FORMAT_YUY2_ISIGHT,
-               .fcc            = V4L2_PIX_FMT_YUYV,
-       },
-       {
-               .name           = "YUV 4:2:0 (NV12)",
-               .guid           = UVC_GUID_FORMAT_NV12,
-               .fcc            = V4L2_PIX_FMT_NV12,
-       },
-       {
-               .name           = "MJPEG",
-               .guid           = UVC_GUID_FORMAT_MJPEG,
-               .fcc            = V4L2_PIX_FMT_MJPEG,
-       },
-       {
-               .name           = "YVU 4:2:0 (YV12)",
-               .guid           = UVC_GUID_FORMAT_YV12,
-               .fcc            = V4L2_PIX_FMT_YVU420,
-       },
-       {
-               .name           = "YUV 4:2:0 (I420)",
-               .guid           = UVC_GUID_FORMAT_I420,
-               .fcc            = V4L2_PIX_FMT_YUV420,
-       },
-       {
-               .name           = "YUV 4:2:0 (M420)",
-               .guid           = UVC_GUID_FORMAT_M420,
-               .fcc            = V4L2_PIX_FMT_M420,
-       },
-       {
-               .name           = "YUV 4:2:2 (UYVY)",
-               .guid           = UVC_GUID_FORMAT_UYVY,
-               .fcc            = V4L2_PIX_FMT_UYVY,
-       },
-       {
-               .name           = "Greyscale 8-bit (Y800)",
-               .guid           = UVC_GUID_FORMAT_Y800,
-               .fcc            = V4L2_PIX_FMT_GREY,
-       },
-       {
-               .name           = "Greyscale 8-bit (Y8  )",
-               .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           = "IR 8-bit (L8_IR)",
-               .guid           = UVC_GUID_FORMAT_KSMEDIA_L8_IR,
-               .fcc            = V4L2_PIX_FMT_GREY,
-       },
-       {
-               .name           = "Greyscale 10-bit (Y10 )",
-               .guid           = UVC_GUID_FORMAT_Y10,
-               .fcc            = V4L2_PIX_FMT_Y10,
-       },
-       {
-               .name           = "Greyscale 12-bit (Y12 )",
-               .guid           = UVC_GUID_FORMAT_Y12,
-               .fcc            = V4L2_PIX_FMT_Y12,
-       },
-       {
-               .name           = "Greyscale 16-bit (Y16 )",
-               .guid           = UVC_GUID_FORMAT_Y16,
-               .fcc            = V4L2_PIX_FMT_Y16,
-       },
-       {
-               .name           = "BGGR Bayer (BY8 )",
-               .guid           = UVC_GUID_FORMAT_BY8,
-               .fcc            = V4L2_PIX_FMT_SBGGR8,
-       },
-       {
-               .name           = "BGGR Bayer (BA81)",
-               .guid           = UVC_GUID_FORMAT_BA81,
-               .fcc            = V4L2_PIX_FMT_SBGGR8,
-       },
-       {
-               .name           = "GBRG Bayer (GBRG)",
-               .guid           = UVC_GUID_FORMAT_GBRG,
-               .fcc            = V4L2_PIX_FMT_SGBRG8,
-       },
-       {
-               .name           = "GRBG Bayer (GRBG)",
-               .guid           = UVC_GUID_FORMAT_GRBG,
-               .fcc            = V4L2_PIX_FMT_SGRBG8,
-       },
-       {
-               .name           = "RGGB Bayer (RGGB)",
-               .guid           = UVC_GUID_FORMAT_RGGB,
-               .fcc            = V4L2_PIX_FMT_SRGGB8,
-       },
-       {
-               .name           = "RGB565",
-               .guid           = UVC_GUID_FORMAT_RGBP,
-               .fcc            = V4L2_PIX_FMT_RGB565,
-       },
-       {
-               .name           = "BGR 8:8:8 (BGR3)",
-               .guid           = UVC_GUID_FORMAT_BGR3,
-               .fcc            = V4L2_PIX_FMT_BGR24,
-       },
-       {
-               .name           = "H.264",
-               .guid           = UVC_GUID_FORMAT_H264,
-               .fcc            = V4L2_PIX_FMT_H264,
-       },
-       {
-               .name           = "H.265",
-               .guid           = UVC_GUID_FORMAT_H265,
-               .fcc            = V4L2_PIX_FMT_HEVC,
-       },
-       {
-               .name           = "Greyscale 8 L/R (Y8I)",
-               .guid           = UVC_GUID_FORMAT_Y8I,
-               .fcc            = V4L2_PIX_FMT_Y8I,
-       },
-       {
-               .name           = "Greyscale 12 L/R (Y12I)",
-               .guid           = UVC_GUID_FORMAT_Y12I,
-               .fcc            = V4L2_PIX_FMT_Y12I,
-       },
-       {
-               .name           = "Depth data 16-bit (Z16)",
-               .guid           = UVC_GUID_FORMAT_Z16,
-               .fcc            = V4L2_PIX_FMT_Z16,
-       },
-       {
-               .name           = "Bayer 10-bit (SRGGB10P)",
-               .guid           = UVC_GUID_FORMAT_RW10,
-               .fcc            = V4L2_PIX_FMT_SRGGB10P,
-       },
-       {
-               .name           = "Bayer 16-bit (SBGGR16)",
-               .guid           = UVC_GUID_FORMAT_BG16,
-               .fcc            = V4L2_PIX_FMT_SBGGR16,
-       },
-       {
-               .name           = "Bayer 16-bit (SGBRG16)",
-               .guid           = UVC_GUID_FORMAT_GB16,
-               .fcc            = V4L2_PIX_FMT_SGBRG16,
-       },
-       {
-               .name           = "Bayer 16-bit (SRGGB16)",
-               .guid           = UVC_GUID_FORMAT_RG16,
-               .fcc            = V4L2_PIX_FMT_SRGGB16,
-       },
-       {
-               .name           = "Bayer 16-bit (SGRBG16)",
-               .guid           = UVC_GUID_FORMAT_GR16,
-               .fcc            = V4L2_PIX_FMT_SGRBG16,
-       },
-       {
-               .name           = "Depth data 16-bit (Z16)",
-               .guid           = UVC_GUID_FORMAT_INVZ,
-               .fcc            = V4L2_PIX_FMT_Z16,
-       },
-       {
-               .name           = "Greyscale 10-bit (Y10 )",
-               .guid           = UVC_GUID_FORMAT_INVI,
-               .fcc            = V4L2_PIX_FMT_Y10,
-       },
-       {
-               .name           = "IR:Depth 26-bit (INZI)",
-               .guid           = UVC_GUID_FORMAT_INZI,
-               .fcc            = V4L2_PIX_FMT_INZI,
-       },
-       {
-               .name           = "4-bit Depth Confidence (Packed)",
-               .guid           = UVC_GUID_FORMAT_CNF4,
-               .fcc            = V4L2_PIX_FMT_CNF4,
-       },
-       {
-               .name           = "HEVC",
-               .guid           = UVC_GUID_FORMAT_HEVC,
-               .fcc            = V4L2_PIX_FMT_HEVC,
-       },
-};
-
-/* ------------------------------------------------------------------------
  * Utility functions
  */
 
@@ -245,19 +54,6 @@ struct usb_host_endpoint *uvc_find_endpoint(struct usb_host_interface *alts,
        return NULL;
 }
 
-static struct uvc_format_desc *uvc_format_by_guid(const u8 guid[16])
-{
-       unsigned int len = ARRAY_SIZE(uvc_fmts);
-       unsigned int i;
-
-       for (i = 0; i < len; ++i) {
-               if (memcmp(guid, uvc_fmts[i].guid, 16) == 0)
-                       return &uvc_fmts[i];
-       }
-
-       return NULL;
-}
-
 static enum v4l2_colorspace uvc_colorspace(const u8 primaries)
 {
        static const enum v4l2_colorspace colorprimaries[] = {

diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index ff710bd..df93db2 100644 (file)
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -42,144 +42,6 @@
 #define UVC_EXT_GPIO_UNIT_ID           0x100
 
 /* ------------------------------------------------------------------------
- * GUIDs
- */
-#define UVC_GUID_UVC_CAMERA \
-       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
-        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}
-#define UVC_GUID_UVC_OUTPUT \
-       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
-        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02}
-#define UVC_GUID_UVC_MEDIA_TRANSPORT_INPUT \
-       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
-        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03}
-#define UVC_GUID_UVC_PROCESSING \
-       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
-        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01}
-#define UVC_GUID_UVC_SELECTOR \
-       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
-        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02}
-#define UVC_GUID_EXT_GPIO_CONTROLLER \
-       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
-        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03}
-
-#define UVC_GUID_FORMAT_MJPEG \
-       { 'M',  'J',  'P',  'G', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_YUY2 \
-       { 'Y',  'U',  'Y',  '2', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_YUY2_ISIGHT \
-       { 'Y',  'U',  'Y',  '2', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0x00, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_NV12 \
-       { 'N',  'V',  '1',  '2', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_YV12 \
-       { 'Y',  'V',  '1',  '2', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_I420 \
-       { 'I',  '4',  '2',  '0', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_UYVY \
-       { 'U',  'Y',  'V',  'Y', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Y800 \
-       { 'Y',  '8',  '0',  '0', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Y8 \
-       { 'Y',  '8',  ' ',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Y10 \
-       { 'Y',  '1',  '0',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Y12 \
-       { 'Y',  '1',  '2',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Y16 \
-       { 'Y',  '1',  '6',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_BY8 \
-       { 'B',  'Y',  '8',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_BA81 \
-       { 'B',  'A',  '8',  '1', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_GBRG \
-       { 'G',  'B',  'R',  'G', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_GRBG \
-       { 'G',  'R',  'B',  'G', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_RGGB \
-       { 'R',  'G',  'G',  'B', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_BG16 \
-       { 'B',  'G',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_GB16 \
-       { 'G',  'B',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_RG16 \
-       { 'R',  'G',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_GR16 \
-       { 'G',  'R',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_RGBP \
-       { 'R',  'G',  'B',  'P', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_BGR3 \
-       { 0x7d, 0xeb, 0x36, 0xe4, 0x4f, 0x52, 0xce, 0x11, \
-        0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}
-#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_H264 \
-       { 'H',  '2',  '6',  '4', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_H265 \
-       { 'H',  '2',  '6',  '5', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Y8I \
-       { 'Y',  '8',  'I',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Y12I \
-       { 'Y',  '1',  '2',  'I', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_Z16 \
-       { 'Z',  '1',  '6',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_RW10 \
-       { 'R',  'W',  '1',  '0', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_INVZ \
-       { 'I',  'N',  'V',  'Z', 0x90, 0x2d, 0x58, 0x4a, \
-        0x92, 0x0b, 0x77, 0x3f, 0x1f, 0x2c, 0x55, 0x6b}
-#define UVC_GUID_FORMAT_INZI \
-       { 'I',  'N',  'Z',  'I', 0x66, 0x1a, 0x42, 0xa2, \
-        0x90, 0x65, 0xd0, 0x18, 0x14, 0xa8, 0xef, 0x8a}
-#define UVC_GUID_FORMAT_INVI \
-       { 'I',  'N',  'V',  'I', 0xdb, 0x57, 0x49, 0x5e, \
-        0x8e, 0x3f, 0xf4, 0x79, 0x53, 0x2b, 0x94, 0x6f}
-#define UVC_GUID_FORMAT_CNF4 \
-       { 'C',  ' ',  ' ',  ' ', 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-
-#define UVC_GUID_FORMAT_D3DFMT_L8 \
-       {0x32, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, \
-        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
-#define UVC_GUID_FORMAT_KSMEDIA_L8_IR \
-       {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.
  */
 
@@ -283,12 +145,6 @@ struct uvc_control {
        struct uvc_fh *handle;  /* File handle that last changed the control. */
 };
 
-struct uvc_format_desc {
-       char *name;
-       u8 guid[16];
-       u32 fcc;
-};
-
 /*
  * The term 'entity' refers to both UVC units and UVC terminals.
  *

diff --git a/include/media/v4l2-uvc.h b/include/media/v4l2-uvc.h
new file mode 100644 (file)
index 0000000..f83e316
--- /dev/null
+++ b/include/media/v4l2-uvc.h
@@ -0,0 +1,359 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ *  v4l2 uvc internal API header
+ *
+ *  Some commonly needed functions for uvc drivers
+ */
+
+#ifndef __LINUX_V4L2_UVC_H
+#define __LINUX_V4L2_UVC_H
+
+/* ------------------------------------------------------------------------
+ * GUIDs
+ */
+#define UVC_GUID_UVC_CAMERA \
+       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}
+#define UVC_GUID_UVC_OUTPUT \
+       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02}
+#define UVC_GUID_UVC_MEDIA_TRANSPORT_INPUT \
+       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03}
+#define UVC_GUID_UVC_PROCESSING \
+       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01}
+#define UVC_GUID_UVC_SELECTOR \
+       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02}
+#define UVC_GUID_EXT_GPIO_CONTROLLER \
+       {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03}
+
+#define UVC_GUID_FORMAT_MJPEG \
+       { 'M',  'J',  'P',  'G', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_YUY2 \
+       { 'Y',  'U',  'Y',  '2', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_YUY2_ISIGHT \
+       { 'Y',  'U',  'Y',  '2', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0x00, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_NV12 \
+       { 'N',  'V',  '1',  '2', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_YV12 \
+       { 'Y',  'V',  '1',  '2', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_I420 \
+       { 'I',  '4',  '2',  '0', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_UYVY \
+       { 'U',  'Y',  'V',  'Y', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y800 \
+       { 'Y',  '8',  '0',  '0', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y8 \
+       { 'Y',  '8',  ' ',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y10 \
+       { 'Y',  '1',  '0',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y12 \
+       { 'Y',  '1',  '2',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y16 \
+       { 'Y',  '1',  '6',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_BY8 \
+       { 'B',  'Y',  '8',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_BA81 \
+       { 'B',  'A',  '8',  '1', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_GBRG \
+       { 'G',  'B',  'R',  'G', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_GRBG \
+       { 'G',  'R',  'B',  'G', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_RGGB \
+       { 'R',  'G',  'G',  'B', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_BG16 \
+       { 'B',  'G',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_GB16 \
+       { 'G',  'B',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_RG16 \
+       { 'R',  'G',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_GR16 \
+       { 'G',  'R',  '1',  '6', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_RGBP \
+       { 'R',  'G',  'B',  'P', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_BGR3 \
+       { 0x7d, 0xeb, 0x36, 0xe4, 0x4f, 0x52, 0xce, 0x11, \
+        0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}
+#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_H264 \
+       { 'H',  '2',  '6',  '4', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_H265 \
+       { 'H',  '2',  '6',  '5', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y8I \
+       { 'Y',  '8',  'I',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y12I \
+       { 'Y',  '1',  '2',  'I', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Z16 \
+       { 'Z',  '1',  '6',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_RW10 \
+       { 'R',  'W',  '1',  '0', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_INVZ \
+       { 'I',  'N',  'V',  'Z', 0x90, 0x2d, 0x58, 0x4a, \
+        0x92, 0x0b, 0x77, 0x3f, 0x1f, 0x2c, 0x55, 0x6b}
+#define UVC_GUID_FORMAT_INZI \
+       { 'I',  'N',  'Z',  'I', 0x66, 0x1a, 0x42, 0xa2, \
+        0x90, 0x65, 0xd0, 0x18, 0x14, 0xa8, 0xef, 0x8a}
+#define UVC_GUID_FORMAT_INVI \
+       { 'I',  'N',  'V',  'I', 0xdb, 0x57, 0x49, 0x5e, \
+        0x8e, 0x3f, 0xf4, 0x79, 0x53, 0x2b, 0x94, 0x6f}
+#define UVC_GUID_FORMAT_CNF4 \
+       { 'C',  ' ',  ' ',  ' ', 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+
+#define UVC_GUID_FORMAT_D3DFMT_L8 \
+       {0x32, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, \
+        0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_KSMEDIA_L8_IR \
+       {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}
+
+/* ------------------------------------------------------------------------
+ * Video formats
+ */
+
+struct uvc_format_desc {
+       char *name;
+       u8 guid[16];
+       u32 fcc;
+};
+
+static struct uvc_format_desc uvc_fmts[] = {
+       {
+               .name           = "YUV 4:2:2 (YUYV)",
+               .guid           = UVC_GUID_FORMAT_YUY2,
+               .fcc            = V4L2_PIX_FMT_YUYV,
+       },
+       {
+               .name           = "YUV 4:2:2 (YUYV)",
+               .guid           = UVC_GUID_FORMAT_YUY2_ISIGHT,
+               .fcc            = V4L2_PIX_FMT_YUYV,
+       },
+       {
+               .name           = "YUV 4:2:0 (NV12)",
+               .guid           = UVC_GUID_FORMAT_NV12,
+               .fcc            = V4L2_PIX_FMT_NV12,
+       },
+       {
+               .name           = "MJPEG",
+               .guid           = UVC_GUID_FORMAT_MJPEG,
+               .fcc            = V4L2_PIX_FMT_MJPEG,
+       },
+       {
+               .name           = "YVU 4:2:0 (YV12)",
+               .guid           = UVC_GUID_FORMAT_YV12,
+               .fcc            = V4L2_PIX_FMT_YVU420,
+       },
+       {
+               .name           = "YUV 4:2:0 (I420)",
+               .guid           = UVC_GUID_FORMAT_I420,
+               .fcc            = V4L2_PIX_FMT_YUV420,
+       },
+       {
+               .name           = "YUV 4:2:0 (M420)",
+               .guid           = UVC_GUID_FORMAT_M420,
+               .fcc            = V4L2_PIX_FMT_M420,
+       },
+       {
+               .name           = "YUV 4:2:2 (UYVY)",
+               .guid           = UVC_GUID_FORMAT_UYVY,
+               .fcc            = V4L2_PIX_FMT_UYVY,
+       },
+       {
+               .name           = "Greyscale 8-bit (Y800)",
+               .guid           = UVC_GUID_FORMAT_Y800,
+               .fcc            = V4L2_PIX_FMT_GREY,
+       },
+       {
+               .name           = "Greyscale 8-bit (Y8  )",
+               .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           = "IR 8-bit (L8_IR)",
+               .guid           = UVC_GUID_FORMAT_KSMEDIA_L8_IR,
+               .fcc            = V4L2_PIX_FMT_GREY,
+       },
+       {
+               .name           = "Greyscale 10-bit (Y10 )",
+               .guid           = UVC_GUID_FORMAT_Y10,
+               .fcc            = V4L2_PIX_FMT_Y10,
+       },
+       {
+               .name           = "Greyscale 12-bit (Y12 )",
+               .guid           = UVC_GUID_FORMAT_Y12,
+               .fcc            = V4L2_PIX_FMT_Y12,
+       },
+       {
+               .name           = "Greyscale 16-bit (Y16 )",
+               .guid           = UVC_GUID_FORMAT_Y16,
+               .fcc            = V4L2_PIX_FMT_Y16,
+       },
+       {
+               .name           = "BGGR Bayer (BY8 )",
+               .guid           = UVC_GUID_FORMAT_BY8,
+               .fcc            = V4L2_PIX_FMT_SBGGR8,
+       },
+       {
+               .name           = "BGGR Bayer (BA81)",
+               .guid           = UVC_GUID_FORMAT_BA81,
+               .fcc            = V4L2_PIX_FMT_SBGGR8,
+       },
+       {
+               .name           = "GBRG Bayer (GBRG)",
+               .guid           = UVC_GUID_FORMAT_GBRG,
+               .fcc            = V4L2_PIX_FMT_SGBRG8,
+       },
+       {
+               .name           = "GRBG Bayer (GRBG)",
+               .guid           = UVC_GUID_FORMAT_GRBG,
+               .fcc            = V4L2_PIX_FMT_SGRBG8,
+       },
+       {
+               .name           = "RGGB Bayer (RGGB)",
+               .guid           = UVC_GUID_FORMAT_RGGB,
+               .fcc            = V4L2_PIX_FMT_SRGGB8,
+       },
+       {
+               .name           = "RGB565",
+               .guid           = UVC_GUID_FORMAT_RGBP,
+               .fcc            = V4L2_PIX_FMT_RGB565,
+       },
+       {
+               .name           = "BGR 8:8:8 (BGR3)",
+               .guid           = UVC_GUID_FORMAT_BGR3,
+               .fcc            = V4L2_PIX_FMT_BGR24,
+       },
+       {
+               .name           = "H.264",
+               .guid           = UVC_GUID_FORMAT_H264,
+               .fcc            = V4L2_PIX_FMT_H264,
+       },
+       {
+               .name           = "H.265",
+               .guid           = UVC_GUID_FORMAT_H265,
+               .fcc            = V4L2_PIX_FMT_HEVC,
+       },
+       {
+               .name           = "Greyscale 8 L/R (Y8I)",
+               .guid           = UVC_GUID_FORMAT_Y8I,
+               .fcc            = V4L2_PIX_FMT_Y8I,
+       },
+       {
+               .name           = "Greyscale 12 L/R (Y12I)",
+               .guid           = UVC_GUID_FORMAT_Y12I,
+               .fcc            = V4L2_PIX_FMT_Y12I,
+       },
+       {
+               .name           = "Depth data 16-bit (Z16)",
+               .guid           = UVC_GUID_FORMAT_Z16,
+               .fcc            = V4L2_PIX_FMT_Z16,
+       },
+       {
+               .name           = "Bayer 10-bit (SRGGB10P)",
+               .guid           = UVC_GUID_FORMAT_RW10,
+               .fcc            = V4L2_PIX_FMT_SRGGB10P,
+       },
+       {
+               .name           = "Bayer 16-bit (SBGGR16)",
+               .guid           = UVC_GUID_FORMAT_BG16,
+               .fcc            = V4L2_PIX_FMT_SBGGR16,
+       },
+       {
+               .name           = "Bayer 16-bit (SGBRG16)",
+               .guid           = UVC_GUID_FORMAT_GB16,
+               .fcc            = V4L2_PIX_FMT_SGBRG16,
+       },
+       {
+               .name           = "Bayer 16-bit (SRGGB16)",
+               .guid           = UVC_GUID_FORMAT_RG16,
+               .fcc            = V4L2_PIX_FMT_SRGGB16,
+       },
+       {
+               .name           = "Bayer 16-bit (SGRBG16)",
+               .guid           = UVC_GUID_FORMAT_GR16,
+               .fcc            = V4L2_PIX_FMT_SGRBG16,
+       },
+       {
+               .name           = "Depth data 16-bit (Z16)",
+               .guid           = UVC_GUID_FORMAT_INVZ,
+               .fcc            = V4L2_PIX_FMT_Z16,
+       },
+       {
+               .name           = "Greyscale 10-bit (Y10 )",
+               .guid           = UVC_GUID_FORMAT_INVI,
+               .fcc            = V4L2_PIX_FMT_Y10,
+       },
+       {
+               .name           = "IR:Depth 26-bit (INZI)",
+               .guid           = UVC_GUID_FORMAT_INZI,
+               .fcc            = V4L2_PIX_FMT_INZI,
+       },
+       {
+               .name           = "4-bit Depth Confidence (Packed)",
+               .guid           = UVC_GUID_FORMAT_CNF4,
+               .fcc            = V4L2_PIX_FMT_CNF4,
+       },
+       {
+               .name           = "HEVC",
+               .guid           = UVC_GUID_FORMAT_HEVC,
+               .fcc            = V4L2_PIX_FMT_HEVC,
+       },
+};
+
+static inline struct uvc_format_desc *uvc_format_by_guid(const u8 guid[16])
+{
+       unsigned int len = ARRAY_SIZE(uvc_fmts);
+       unsigned int i;
+
+       for (i = 0; i < len; ++i) {
+               if (memcmp(guid, uvc_fmts[i].guid, 16) == 0)
+                       return &uvc_fmts[i];
+       }
+
+       return NULL;
+}
+
+#endif /* __LINUX_V4L2_UVC_H */