diff options
| author | Michael Grzeschik <m.grzeschik@pengutronix.de> | 2023-01-27 00:14:55 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-01-31 09:40:42 +0100 |
| commit | 8ecb17a86c0fbb86ea9fb4fa26e742600e945794 (patch) | |
| tree | c4b2923d9a52e4615f2d8d4e64289307cba791a5 /drivers/usb/gadget | |
| parent | 466be4c9a6f0b7810991b4ac6c3e55345ea63954 (diff) | |
usb: uvc: make uvc_format_desc table const
Since the uvc_fmts array can not be modified we declare it const and
change every user of the uvc_format_by_guid function aswell.
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Daniel Scally <dan.scally@ideasonboard.com>
Tested-by: Daniel Scally <dan.scally@ideasonboard.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Link: https://lore.kernel.org/r/20230126231456.3402323-5-m.grzeschik@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/function/uvc_v4l2.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/gadget/function/uvc_v4l2.c b/drivers/usb/gadget/function/uvc_v4l2.c index 7435df0cf2a8..21e573e628f4 100644 --- a/drivers/usb/gadget/function/uvc_v4l2.c +++ b/drivers/usb/gadget/function/uvc_v4l2.c @@ -27,10 +27,10 @@ #include "uvc_v4l2.h" #include "uvc_configfs.h" -static struct uvc_format_desc *to_uvc_format(struct uvcg_format *uformat) +static const struct uvc_format_desc *to_uvc_format(struct uvcg_format *uformat) { char guid[16] = UVC_GUID_FORMAT_MJPEG; - struct uvc_format_desc *format; + const struct uvc_format_desc *format; struct uvcg_uncompressed *unc; if (uformat->type == UVCG_UNCOMPRESSED) { @@ -119,7 +119,7 @@ static struct uvcg_format *find_format_by_pix(struct uvc_device *uvc, struct uvcg_format *uformat = NULL; list_for_each_entry(format, &uvc->header->formats, entry) { - struct uvc_format_desc *fmtdesc = to_uvc_format(format->fmt); + const struct uvc_format_desc *fmtdesc = to_uvc_format(format->fmt); if (fmtdesc->fcc == pixelformat) { uformat = format->fmt; @@ -364,7 +364,7 @@ uvc_v4l2_enum_format(struct file *file, void *fh, struct v4l2_fmtdesc *f) { struct video_device *vdev = video_devdata(file); struct uvc_device *uvc = video_get_drvdata(vdev); - struct uvc_format_desc *fmtdesc; + const struct uvc_format_desc *fmtdesc; struct uvcg_format *uformat; if (f->index >= uvc->header->num_fmt) |