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authorMárton Németh <nm127@freemail.hu>2009-11-09 07:08:04 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-12-05 18:41:47 -0200
commit4d0fc03a76d96fff0cf6c815702ae04896b74cde (patch)
treed5883fe52865b0557f92aa5d487c96ea16a02bb0 /drivers/media/video
parentf8b0bca1a7ea8479490bcc06835ccbf590ba2c4e (diff)
V4L/DVB (13418): gspca - pac7311: Stop sending URBs on first error.
Signed-off-by: Márton Németh <nm127@freemail.hu> Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video')
-rw-r--r--drivers/media/video/gspca/pac7311.c31
1 files changed, 21 insertions, 10 deletions
diff --git a/drivers/media/video/gspca/pac7311.c b/drivers/media/video/gspca/pac7311.c
index c3e1f80351a..1a27da00ccc 100644
--- a/drivers/media/video/gspca/pac7311.c
+++ b/drivers/media/video/gspca/pac7311.c
@@ -569,16 +569,27 @@ static int sd_start(struct gspca_dev *gspca_dev)
static void sd_stopN(struct gspca_dev *gspca_dev)
{
- reg_w(gspca_dev, 0xff, 0x04);
- reg_w(gspca_dev, 0x27, 0x80);
- reg_w(gspca_dev, 0x28, 0xca);
- reg_w(gspca_dev, 0x29, 0x53);
- reg_w(gspca_dev, 0x2a, 0x0e);
- reg_w(gspca_dev, 0xff, 0x01);
- reg_w(gspca_dev, 0x3e, 0x20);
- reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */
- reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */
- reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */
+ int ret;
+
+ ret = reg_w(gspca_dev, 0xff, 0x04);
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x27, 0x80);
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x28, 0xca);
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x29, 0x53);
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x2a, 0x0e);
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0xff, 0x01);
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x3e, 0x20);
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */
+ if (0 <= ret)
+ ret = reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */
}
/* called on streamoff with alt 0 and on disconnect for 7311 */