The following patch adds the usb ids for the iPassion chip. This chip is found
on D-Link DIR-930 IP cameras. For them to work this patch needs to be applied.
I am almost certain that this is the incorrect fix. Could someone shed a bit of
light on how i should really implement the fix ?
Signed-off-by: John Crispin <blo...@openwrt.org>
---
drivers/media/usb/uvc/uvc_video.c | 2 ++
drivers/media/usb/uvc/uvcvideo.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/media/usb/uvc/uvc_video.c
b/drivers/media/usb/uvc/uvc_video.c
index 9144a2f..61381fd 100644
--- a/drivers/media/usb/uvc/uvc_video.c
+++ b/drivers/media/usb/uvc/uvc_video.c
@@ -1495,6 +1495,8 @@ static int uvc_init_video_isoc(struct uvc_streaming
*stream,
if (npackets == 0)
return -ENOMEM;
+ if (stream->dev->quirks & UVC_QUIRK_SINGLE_ISO)
+ npackets = 1;
size = npackets * psize;
for (i = 0; i < UVC_URBS; ++i) {
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index b1f69a6..b6df4f8 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -147,6 +147,7 @@
#define UVC_QUIRK_FIX_BANDWIDTH 0x00000080
#define UVC_QUIRK_PROBE_DEF 0x00000100
#define UVC_QUIRK_RESTRICT_FRAME_RATE 0x00000200
+#define UVC_QUIRK_SINGLE_ISO 0x00000400
/* Format flags */
#define UVC_FMT_FLAG_COMPRESSED 0x00000001
--
1.7.10.4
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