tristate
depends on I2C
+config UVC_COMMON
+ tristate
+
config VIDEO_CX2341X
tristate
# (e. g. LC_ALL=C sort Makefile)
obj-$(CONFIG_CYPRESS_FIRMWARE) += cypress_firmware.o
obj-$(CONFIG_TTPCI_EEPROM) += ttpci-eeprom.o
+obj-$(CONFIG_UVC_COMMON) += uvc.o
obj-$(CONFIG_VIDEO_CX2341X) += cx2341x.o
obj-$(CONFIG_VIDEO_TVEEPROM) += tveeprom.o
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/string.h>
+#include <linux/types.h>
+#include <linux/usb/uvc.h>
+#include <linux/videodev2.h>
+
+/* ------------------------------------------------------------------------
+ * 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 = "BGRA/X 8:8:8:8 (BGR4)",
+ .guid = UVC_GUID_FORMAT_BGR4,
+ .fcc = V4L2_PIX_FMT_XBGR32,
+ },
+ {
+ .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,
+ },
+};
+
+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;
+}
+EXPORT_SYMBOL_GPL(uvc_format_by_guid);
+
+MODULE_LICENSE("GPL");
tristate "USB Video Class (UVC)"
depends on VIDEO_DEV
select VIDEOBUF2_VMALLOC
+ select UVC_COMMON
help
Support for the USB Video Class (UVC). Currently only video
input devices, such as webcams, are supported.
config USB_F_UVC
tristate
+ select UVC_COMMON
config USB_F_MIDI
tristate
{ '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 = "BGRA/X 8:8:8:8 (BGR4)",
- .guid = UVC_GUID_FORMAT_BGR4,
- .fcc = V4L2_PIX_FMT_XBGR32,
- },
- {
- .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;
-}
+struct uvc_format_desc *uvc_format_by_guid(const u8 guid[16]);
#endif /* __LINUX_V4L2_UVC_H */