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authorJean-François Moine <moinejf@free.fr>2012-03-19 04:51:30 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-03-19 22:32:00 -0300
commitccbaba430241805076ebd16f90d8456c20bc796a (patch)
tree4aa2c9335c2bd86e2d85a9e2f9791ee022937c49 /drivers/media
parent92dcffcf20feec54872e9e1c68e177b5549751ec (diff)
[media] gspca - sn9c20x: Simplify register write for capture start/stop
The bridge register 1061 may take only the values 01 (stop) or 03 (start). Signed-off-by: Jean-François Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/gspca/sn9c20x.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index 2a670eadca1c..896cff925fbb 100644
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -2107,9 +2107,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
set_hvflip(gspca_dev);
reg_w1(gspca_dev, 0x1007, 0x20);
-
- reg_r(gspca_dev, 0x1061, 1);
- reg_w1(gspca_dev, 0x1061, gspca_dev->usb_buf[0] | 0x02);
+ reg_w1(gspca_dev, 0x1061, 0x03);
/* if JPEG, prepare the compression quality update */
if (mode & MODE_JPEG) {
@@ -2125,9 +2123,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
static void sd_stopN(struct gspca_dev *gspca_dev)
{
reg_w1(gspca_dev, 0x1007, 0x00);
-
- reg_r(gspca_dev, 0x1061, 1);
- reg_w1(gspca_dev, 0x1061, gspca_dev->usb_buf[0] & ~0x02);
+ reg_w1(gspca_dev, 0x1061, 0x01);
}
/* called on streamoff with alt==0 and on disconnect */