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authorLaurent Pinchart <laurent.pinchart@skynet.be>2008-12-06 16:25:14 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-30 09:38:33 -0200
commit0fbd8ee6de6ac3d0b93c96da848c5bc3ccc1dc83 (patch)
treec0f3cba859ee51d84c9cafcc38f2a998f9a070fc /drivers/media/video/uvc/uvc_driver.c
parentaf009cf635141858642864a26602e379e97bf7d6 (diff)
V4L/DVB (9809): uvcvideo: Add nodrop module parameter to turn incomplete frame drop off.
The driver drops incomplete uncompressed video frames to avoid confusing userspace with corrupt data. Add a nodrop module parameter to turn that behaviour off and make all frames available to userspace. Signed-off-by: Laurent Pinchart <laurent.pinchart@skynet.be> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/uvc/uvc_driver.c')
-rw-r--r--drivers/media/video/uvc/uvc_driver.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c
index 7fe3ae954c1..a67533f11f2 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -44,6 +44,7 @@
#define DRIVER_VERSION "v0.1.0"
#endif
+unsigned int uvc_no_drop_param;
static unsigned int uvc_quirks_param;
unsigned int uvc_trace_param;
@@ -1939,6 +1940,8 @@ static void __exit uvc_cleanup(void)
module_init(uvc_init);
module_exit(uvc_cleanup);
+module_param_named(nodrop, uvc_no_drop_param, uint, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(nodrop, "Don't drop incomplete frames");
module_param_named(quirks, uvc_quirks_param, uint, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(quirks, "Forced device quirks");
module_param_named(trace, uvc_trace_param, uint, S_IRUGO|S_IWUSR);