From: Jean-François Moine <moinejf@free.fr>
Date: Fri, 23 Sep 2011 07:15:50 +0000 (-0300)
Subject: [media] gspca - spca1528: Increase the status waiting time
X-Git-Tag: v3.2-rc1~112^2~80
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9ba4a4ba3c170e618f75213fb03fe2deda754195;p=platform%2Fkernel%2Flinux-stable.git

[media] gspca - spca1528: Increase the status waiting time

Some webcams ask for a greater time to start.
This patch increases the delay before timeout error on capture start.

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

diff --git a/drivers/media/video/gspca/spca1528.c b/drivers/media/video/gspca/spca1528.c
index 4131be5d..565c2f1 100644
--- a/drivers/media/video/gspca/spca1528.c
+++ b/drivers/media/video/gspca/spca1528.c
@@ -226,14 +226,16 @@ static void reg_wb(struct gspca_dev *gspca_dev,
 
 static void wait_status_0(struct gspca_dev *gspca_dev)
 {
-	int i;
+	int i, w;
 
-	i = 20;
+	i = 16;
+	w = 0;
 	do {
 		reg_r(gspca_dev, 0x21, 0x0000, 1);
 		if (gspca_dev->usb_buf[0] == 0)
 			return;
-		msleep(30);
+		w += 15;
+		msleep(w);
 	} while (--i > 0);
 	PDEBUG(D_ERR, "wait_status_0 timeout");
 	gspca_dev->usb_err = -ETIME;