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[media] gspca - sn9c20x: Simplify register write for capture start/stop

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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>
This commit is contained in:
Jean-François Moine 2012-03-19 04:51:30 -03:00 committed by Mauro Carvalho Chehab
parent 92dcffcf20
commit ccbaba4302
1 changed files with 2 additions and 6 deletions
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8
drivers/media/video/gspca/sn9c20x.c
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@ -2107,9 +2107,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
set_hvflip(gspca_dev); set_hvflip(gspca_dev);
reg_w1(gspca_dev, 0x1007, 0x20); reg_w1(gspca_dev, 0x1007, 0x20);
reg_w1(gspca_dev, 0x1061, 0x03);
reg_r(gspca_dev, 0x1061, 1);
reg_w1(gspca_dev, 0x1061, gspca_dev->usb_buf[0] | 0x02);
/* if JPEG, prepare the compression quality update */ /* if JPEG, prepare the compression quality update */
if (mode & MODE_JPEG) { 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) static void sd_stopN(struct gspca_dev *gspca_dev)
{ {
reg_w1(gspca_dev, 0x1007, 0x00); reg_w1(gspca_dev, 0x1007, 0x00);
reg_w1(gspca_dev, 0x1061, 0x01);
reg_r(gspca_dev, 0x1061, 1);
reg_w1(gspca_dev, 0x1061, gspca_dev->usb_buf[0] & ~0x02);
} }
/* called on streamoff with alt==0 and on disconnect */ /* called on streamoff with alt==0 and on disconnect */