From: Jean-Francois Moine <moinejf@free.fr>
Date: Sun, 23 Nov 2008 18:53:28 +0000 (-0300)
Subject: V4L/DVB (9838): gspca: Delay when trying an other altsetting on streaming start.
X-Git-Tag: firefly_0821_release~16456^2~232
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9edf1a69259a74fc295f2ef52546f3da8bb962cb;p=firefly-linux-kernel-4.4.55.git

V4L/DVB (9838): gspca: Delay when trying an other altsetting on streaming start.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 2358e6cfb381..9b71059521f9 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -639,8 +639,11 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev)
 					"usb_submit_urb [%d] err %d", n, ret);
 				gspca_dev->streaming = 0;
 				destroy_urbs(gspca_dev);
-				if (ret == -ENOSPC)
+				if (ret == -ENOSPC) {
+					mdelay(20);	/* wait for kill
+							 * complete */
 					break;	/* try the previous alt */
+				}
 				goto out;
 			}
 		}