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V4L/DVB (10030): m5602: Use read/modify/write when toggling vflip on the po1030

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Signed-off-by: Erik Andrén <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Erik Andrén 2008-11-27 14:07:24 -03:00 committed by Mauro Carvalho Chehab
parent 48223c8829
commit 1d07b6f14e
1 changed files with 12 additions and 4 deletions
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16
drivers/media/video/gspca/m5602/m5602_po1030.c
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@ -184,12 +184,16 @@ int po1030_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
int err; int err;
PDEBUG(D_V4L2, "Set hflip %d", val); PDEBUG(D_V4L2, "Set hflip %d", val);
err = m5602_read_sensor(sd, PO1030_REG_CONTROL2, &i2c_data, 1);
if (err < 0)
goto out;
i2c_data = (val & 0x01) << 7; i2c_data = (0x7f & i2c_data) | ((val & 0x01) << 7);
err = m5602_write_sensor(sd, PO1030_REG_CONTROL2, err = m5602_write_sensor(sd, PO1030_REG_CONTROL2,
&i2c_data, 1); &i2c_data, 1);
out:
return err; return err;
} }
@ -216,12 +220,16 @@ int po1030_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
int err; int err;
PDEBUG(D_V4L2, "Set vflip %d", val); PDEBUG(D_V4L2, "Set vflip %d", val);
err = m5602_read_sensor(sd, PO1030_REG_CONTROL2, &i2c_data, 1);
if (err < 0)
goto out;
i2c_data = (val & 0x01) << 6; i2c_data = (i2c_data & 0xbf) | ((val & 0x01) << 6);
err = m5602_write_sensor(sd, PO1030_REG_CONTROL2, err = m5602_write_sensor(sd, PO1030_REG_CONTROL2,
&i2c_data, 1); &i2c_data, 1);
out:
return err; return err;
} }