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-rw-r--r--drivers/usb/gadget/function/uvc_configfs.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/usb/gadget/function/uvc_configfs.c b/drivers/usb/gadget/function/uvc_configfs.c
index fa8d2e1f54ba..5cee8aca3734 100644
--- a/drivers/usb/gadget/function/uvc_configfs.c
+++ b/drivers/usb/gadget/function/uvc_configfs.c
@@ -1538,6 +1538,7 @@ UVC_ATTR(uvcg_uncompressed_, cname, aname);
#define identity_conv(x) (x)
+UVCG_UNCOMPRESSED_ATTR_RO(b_format_index, bFormatIndex, identity_conv);
UVCG_UNCOMPRESSED_ATTR(b_bits_per_pixel, bBitsPerPixel, identity_conv);
UVCG_UNCOMPRESSED_ATTR(b_default_frame_index, bDefaultFrameIndex,
identity_conv);
@@ -1568,6 +1569,7 @@ uvcg_uncompressed_bma_controls_store(struct config_item *item,
UVC_ATTR(uvcg_uncompressed_, bma_controls, bmaControls);
static struct configfs_attribute *uvcg_uncompressed_attrs[] = {
+ &uvcg_uncompressed_attr_b_format_index,
&uvcg_uncompressed_attr_guid_format,
&uvcg_uncompressed_attr_b_bits_per_pixel,
&uvcg_uncompressed_attr_b_default_frame_index,
@@ -1738,6 +1740,7 @@ UVC_ATTR(uvcg_mjpeg_, cname, aname)
#define identity_conv(x) (x)
+UVCG_MJPEG_ATTR_RO(b_format_index, bFormatIndex, identity_conv);
UVCG_MJPEG_ATTR(b_default_frame_index, bDefaultFrameIndex,
identity_conv);
UVCG_MJPEG_ATTR_RO(bm_flags, bmFlags, identity_conv);
@@ -1768,6 +1771,7 @@ uvcg_mjpeg_bma_controls_store(struct config_item *item,
UVC_ATTR(uvcg_mjpeg_, bma_controls, bmaControls);
static struct configfs_attribute *uvcg_mjpeg_attrs[] = {
+ &uvcg_mjpeg_attr_b_format_index,
&uvcg_mjpeg_attr_b_default_frame_index,
&uvcg_mjpeg_attr_bm_flags,
&uvcg_mjpeg_attr_b_aspect_ratio_x,
@@ -2079,24 +2083,22 @@ static int __uvcg_fill_strm(void *priv1, void *priv2, void *priv3, int n,
struct uvcg_format *fmt = priv1;
if (fmt->type == UVCG_UNCOMPRESSED) {
- struct uvc_format_uncompressed *unc = *dest;
struct uvcg_uncompressed *u =
container_of(fmt, struct uvcg_uncompressed,
fmt);
+ u->desc.bFormatIndex = n + 1;
+ u->desc.bNumFrameDescriptors = fmt->num_frames;
memcpy(*dest, &u->desc, sizeof(u->desc));
*dest += sizeof(u->desc);
- unc->bNumFrameDescriptors = fmt->num_frames;
- unc->bFormatIndex = n + 1;
} else if (fmt->type == UVCG_MJPEG) {
- struct uvc_format_mjpeg *mjp = *dest;
struct uvcg_mjpeg *m =
container_of(fmt, struct uvcg_mjpeg, fmt);
+ m->desc.bFormatIndex = n + 1;
+ m->desc.bNumFrameDescriptors = fmt->num_frames;
memcpy(*dest, &m->desc, sizeof(m->desc));
*dest += sizeof(m->desc);
- mjp->bNumFrameDescriptors = fmt->num_frames;
- mjp->bFormatIndex = n + 1;
} else {
return -EINVAL;
}