[media] i2c: adv7511: Use cec_get_drvdata()

Use helper function to get driver private data from CEC
adapter.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/i2c/adv7511.c

@@ -734,7 +734,7 @@ static int adv7511_s_power(struct v4l2_subdev *sd, int on)
 #if IS_ENABLED(CONFIG_VIDEO_ADV7511_CEC)
 static int adv7511_cec_adap_enable(struct cec_adapter *adap, bool enable)
 {
-	struct adv7511_state *state = adap->priv;
+	struct adv7511_state *state = cec_get_drvdata(adap);
 	struct v4l2_subdev *sd = &state->sd;
 
 	if (state->i2c_cec == NULL)
@@ -769,7 +769,7 @@ static int adv7511_cec_adap_enable(struct cec_adapter *adap, bool enable)
 
 static int adv7511_cec_adap_log_addr(struct cec_adapter *adap, u8 addr)
 {
-	struct adv7511_state *state = adap->priv;
+	struct adv7511_state *state = cec_get_drvdata(adap);
 	struct v4l2_subdev *sd = &state->sd;
 	unsigned int i, free_idx = ADV7511_MAX_ADDRS;
 
@@ -824,7 +824,7 @@ static int adv7511_cec_adap_log_addr(struct cec_adapter *adap, u8 addr)
 static int adv7511_cec_adap_transmit(struct cec_adapter *adap, u8 attempts,
 				     u32 signal_free_time, struct cec_msg *msg)
 {
-	struct adv7511_state *state = adap->priv;
+	struct adv7511_state *state = cec_get_drvdata(adap);
 	struct v4l2_subdev *sd = &state->sd;
 	u8 len = msg->len;
 	unsigned int i;