static int adv7180_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct v4l2_subdev *sd = to_adv7180_sd(ctrl);
struct adv7180_state *state = to_state(sd);
int ret = mutex_lock_interruptible(&state->mutex);
int val;
if (ret)
return ret;
val = ctrl->val;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
ret = adv7180_write(state, ADV7180_REG_BRI, val);
break;
case V4L2_CID_HUE:
/*Hue is inverted according to HSL chart */
ret = adv7180_write(state, ADV7180_REG_HUE, -val);
break;
case V4L2_CID_CONTRAST:
ret = adv7180_write(state, ADV7180_REG_CON, val);
break;
case V4L2_CID_SATURATION:
/*
*This could be V4L2_CID_BLUE_BALANCE/V4L2_CID_RED_BALANCE
*Let's not confuse the user, everybody understands saturation
*/
ret = adv7180_write(state, ADV7180_REG_SD_SAT_CB, val);
if (ret < 0)
break;
ret = adv7180_write(state, ADV7180_REG_SD_SAT_CR, val);
break;
case V4L2_CID_ADV_FAST_SWITCH:
if (ctrl->val) {
/* ADI required write */
adv7180_write(state, 0x80d9, 0x44);
adv7180_write(state, ADV7180_REG_FLCONTROL,
ADV7180_FLCONTROL_FL_ENABLE);
} else {
/* ADI required write */
adv7180_write(state, 0x80d9, 0xc4);
adv7180_write(state, ADV7180_REG_FLCONTROL, 0x00);
}
break;
default:
ret = -EINVAL;
}
mutex_unlock(&state->mutex);
return ret;
}
static int adv7180_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct v4l2_subdev *sd = to_adv7180_sd(ctrl);
struct adv7180_state *state = to_state(sd);
struct i2c_client *client = v4l2_get_subdevdata(sd);
int ret = mutex_lock_interruptible(&state->mutex);
int val;
if (ret)
return ret;
val = ctrl->val;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
ret = i2c_smbus_write_byte_data(client, ADV7180_BRI_REG, val);
break;
case V4L2_CID_HUE:
/*Hue is inverted according to HSL chart */
ret = i2c_smbus_write_byte_data(client, ADV7180_HUE_REG, -val);
break;
case V4L2_CID_CONTRAST:
ret = i2c_smbus_write_byte_data(client, ADV7180_CON_REG, val);
break;
case V4L2_CID_SATURATION:
/*
*This could be V4L2_CID_BLUE_BALANCE/V4L2_CID_RED_BALANCE
*Let's not confuse the user, everybody understands saturation
*/
ret = i2c_smbus_write_byte_data(client, ADV7180_SD_SAT_CB_REG,
val);
if (ret < 0)
break;
ret = i2c_smbus_write_byte_data(client, ADV7180_SD_SAT_CR_REG,
val);
break;
default:
ret = -EINVAL;
}
mutex_unlock(&state->mutex);
return ret;
}
