Since we have the helper function v4l2_fill_fmtdesc, we can use this to
get the corresponding descriptive string for the pixelformat and set the
compressed flag. This patch is removing the redundant name field in
uvc_format_desc and makes use of v4l2_fill_fmtdesc instead.
Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
---
drivers/media/common/uvc.c | 37 --------------------------
drivers/media/usb/uvc/uvc_driver.c | 8 +++++-
drivers/usb/gadget/function/uvc_v4l2.c | 6 +----
include/linux/usb/uvc.h | 1 -
4 files changed, 8 insertions(+), 44 deletions(-)
diff --git a/drivers/media/common/uvc.c b/drivers/media/common/uvc.c
index a6787f1999becd..02de0dcad0f088 100644
--- a/drivers/media/common/uvc.c
+++ b/drivers/media/common/uvc.c
@@ -11,187 +11,150 @@
static const 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,
},
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 12b6ad0966d94a..af92e730bde7c7 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -251,7 +251,13 @@ static int uvc_parse_format(struct uvc_device *dev,
fmtdesc = uvc_format_by_guid(&buffer[5]);
if (fmtdesc != NULL) {
- strscpy(format->name, fmtdesc->name,
+ struct v4l2_fmtdesc fmt;
+
+ fmt.pixelformat = fmtdesc->fcc;
+
+ v4l2_fill_fmtdesc(&fmt);
+
+ strscpy(format->name, fmt.description,
sizeof(format->name));
format->fcc = fmtdesc->fcc;
} else {
diff --git a/drivers/usb/gadget/function/uvc_v4l2.c b/drivers/usb/gadget/function/uvc_v4l2.c
index 21e573e628f4e7..6e46fa1695f212 100644
--- a/drivers/usb/gadget/function/uvc_v4l2.c
+++ b/drivers/usb/gadget/function/uvc_v4l2.c
@@ -374,14 +374,10 @@ uvc_v4l2_enum_format(struct file *file, void *fh, struct v4l2_fmtdesc *f)
if (!uformat)
return -EINVAL;
- if (uformat->type != UVCG_UNCOMPRESSED)
- f->flags |= V4L2_FMT_FLAG_COMPRESSED;
-
fmtdesc = to_uvc_format(uformat);
f->pixelformat = fmtdesc->fcc;
- strscpy(f->description, fmtdesc->name, sizeof(f->description));
- f->description[strlen(fmtdesc->name) - 1] = 0;
+ v4l2_fill_fmtdesc(f);
return 0;
}
diff --git a/include/linux/usb/uvc.h b/include/linux/usb/uvc.h
index 227a03f252a5c0..e407a7b8a91c70 100644
--- a/include/linux/usb/uvc.h
+++ b/include/linux/usb/uvc.h
@@ -146,7 +146,6 @@
0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
struct uvc_format_desc {
- char *name;
u8 guid[16];
u32 fcc;
};
--
2.30.2
