[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>

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 */