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V4L/DVB (12986): gspca - m5602-ov7660: Add hflip, vflip controls

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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 2009-06-26 04:35:37 -03:00 committed by Mauro Carvalho Chehab
parent 41532b91da
commit a66887d2ba
1 changed files with 107 additions and 2 deletions
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109
drivers/media/video/gspca/m5602/m5602_ov7660.c
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@ -32,6 +32,10 @@ static int ov7660_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val);
static int ov7660_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val);
static int ov7660_get_auto_exposure(struct gspca_dev *gspca_dev, __s32 *val);
static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev, __s32 val);
static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
const static struct ctrl ov7660_ctrls[] = {
#define GAIN_IDX 1
@ -120,7 +124,36 @@ const static struct ctrl ov7660_ctrls[] = {
},
.set = ov7660_set_auto_exposure,
.get = ov7660_get_auto_exposure
}
},
#define HFLIP_IDX 7
{
{
.id = V4L2_CID_HFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "horizontal flip",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = ov7660_set_hflip,
.get = ov7660_get_hflip
},
#define VFLIP_IDX 8
{
{
.id = V4L2_CID_VFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "vertical flip",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = ov7660_set_vflip,
.get = ov7660_get_vflip
},
};
static struct v4l2_pix_format ov7660_modes[] = {
@ -221,7 +254,7 @@ int ov7660_init(struct sd *sd)
} else {
data[0] = init2_ov7660[i][2];
err = m5602_write_sensor(sd,
init2_ov7660[i][1], data, 1);
init2_ov7660[i][1], data, 1);
}
}
@ -254,6 +287,16 @@ int ov7660_init(struct sd *sd)
err = ov7660_set_red_gain(&sd->gspca_dev,
sensor_settings[RED_BALANCE_IDX]);
if (err < 0)
return err;
err = ov7660_set_hflip(&sd->gspca_dev,
sensor_settings[HFLIP_IDX]);
if (err < 0)
return err;
err = ov7660_set_vflip(&sd->gspca_dev,
sensor_settings[VFLIP_IDX]);
return err;
}
@ -441,6 +484,68 @@ static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev,
return m5602_write_sensor(sd, OV7660_COM8, &i2c_data, 1);
}
static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
s32 *sensor_settings = sd->sensor_priv;
*val = sensor_settings[HFLIP_IDX];
PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
return 0;
}
static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
{
int err;
u8 i2c_data;
struct sd *sd = (struct sd *) gspca_dev;
s32 *sensor_settings = sd->sensor_priv;
PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
sensor_settings[HFLIP_IDX] = val;
i2c_data = ((val & 0x01) << 5) |
(sensor_settings[VFLIP_IDX] << 4);
err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1);
return err;
}
static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
s32 *sensor_settings = sd->sensor_priv;
*val = sensor_settings[VFLIP_IDX];
PDEBUG(D_V4L2, "Read vertical flip %d", *val);
return 0;
}
static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
{
int err;
u8 i2c_data;
struct sd *sd = (struct sd *) gspca_dev;
s32 *sensor_settings = sd->sensor_priv;
PDEBUG(D_V4L2, "Set vertical flip to %d", val);
sensor_settings[VFLIP_IDX] = val;
i2c_data = ((val & 0x01) << 4) | (sensor_settings[VFLIP_IDX] << 5);
err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1);
if (err < 0)
return err;
/* When vflip is toggled we need to readjust the bridge hsync/vsync */
if (gspca_dev->streaming)
err = ov7660_start(sd);
return err;
}
static void ov7660_dump_registers(struct sd *sd)
{
int address;