V4L/DVB (11454): gspca - m5602-mt9m111: Remove the unused power_down struct member

The power_down sensor struct member is almost has no purpose in the current driver abstraction. Remove it.
Signed-off-by: Erik Andr?n <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/m5602/m5602_mt9m111.c

@@ -165,11 +165,6 @@ int mt9m111_init(struct sd *sd)
 	return (err < 0) ? err : 0;
 }
 
-int mt9m111_power_down(struct sd *sd)
-{
-	return 0;
-}
-
 void mt9m111_disconnect(struct sd *sd)
 {
 	sd->sensor = NULL;

drivers/media/video/gspca/m5602/m5602_mt9m111.h

@@ -85,7 +85,6 @@ extern int dump_sensor;
 
 int mt9m111_probe(struct sd *sd);
 int mt9m111_init(struct sd *sd);
-int mt9m111_power_down(struct sd *sd);
 void mt9m111_disconnect(struct sd *sd);
 
 int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
@@ -103,7 +102,6 @@ const static struct m5602_sensor mt9m111 = {
 
 	.probe = mt9m111_probe,
 	.init = mt9m111_init,
-	.power_down = mt9m111_power_down,
 	.disconnect = mt9m111_disconnect,
 };
 

drivers/media/video/gspca/m5602/m5602_ov9650.c

@@ -467,26 +467,9 @@ int ov9650_stop(struct sd *sd)
 	return m5602_write_sensor(sd, OV9650_COM2, &data, 1);
 }
 
-int ov9650_power_down(struct sd *sd)
-{
-	int i, err = 0;
-	for (i = 0; i < ARRAY_SIZE(power_down_ov9650) && !err; i++) {
-		u8 data = power_down_ov9650[i][2];
-		if (power_down_ov9650[i][0] == SENSOR)
-			err = m5602_write_sensor(sd,
-					    power_down_ov9650[i][1], &data, 1);
-		else
-			err = m5602_write_bridge(sd, power_down_ov9650[i][1],
-						 data);
-	}
-
-	return err;
-}
-
 void ov9650_disconnect(struct sd *sd)
 {
 	ov9650_stop(sd);
-	ov9650_power_down(sd);
 
 	sd->sensor = NULL;
 	kfree(sd->sensor_priv);

drivers/media/video/gspca/m5602/m5602_ov9650.h

@@ -137,7 +137,6 @@ int ov9650_probe(struct sd *sd);
 int ov9650_init(struct sd *sd);
 int ov9650_start(struct sd *sd);
 int ov9650_stop(struct sd *sd);
-int ov9650_power_down(struct sd *sd);
 void ov9650_disconnect(struct sd *sd);
 
 int ov9650_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
@@ -167,7 +166,6 @@ const static struct m5602_sensor ov9650 = {
 	.init = ov9650_init,
 	.start = ov9650_start,
 	.stop = ov9650_stop,
-	.power_down = ov9650_power_down,
 	.disconnect = ov9650_disconnect,
 };
 
@@ -312,26 +310,6 @@ static const unsigned char init_ov9650[][3] =
 	{SENSOR, OV9650_COM2, OV9650_SOFT_SLEEP | OV9650_OUTPUT_DRIVE_2X},
 };
 
-static const unsigned char power_down_ov9650[][3] =
-{
-	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x04},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-	{SENSOR, OV9650_COM7, 0x80},
-	{SENSOR, OV9650_OFON, 0xf4},
-	{SENSOR, OV9650_MVFP, 0x80},
-	{SENSOR, OV9650_DBLV, 0x3f},
-	{SENSOR, OV9650_RSVD36, 0x49},
-	{SENSOR, OV9650_COM7, 0x05},
-
-	{BRIDGE, M5602_XB_GPIO_DIR, 0x05},
-	{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
-	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_EN_L, 0x06},
-	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x02},
-	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x04},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-};
-
 static const unsigned char res_init_ov9650[][3] =
 {
 	{SENSOR, OV9650_COM2, OV9650_OUTPUT_DRIVE_2X},

drivers/media/video/gspca/m5602/m5602_po1030.c

@@ -397,11 +397,6 @@ int po1030_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val)
 	return err;
 }
 
-int po1030_power_down(struct sd *sd)
-{
-	return 0;
-}
-
 void po1030_disconnect(struct sd *sd)
 {
 	sd->sensor = NULL;

drivers/media/video/gspca/m5602/m5602_po1030.h

@@ -126,7 +126,6 @@ extern int dump_sensor;
 
 int po1030_probe(struct sd *sd);
 int po1030_init(struct sd *sd);
-int po1030_power_down(struct sd *sd);
 void po1030_disconnect(struct sd *sd);
 
 int po1030_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
@@ -150,7 +149,6 @@ static const struct m5602_sensor po1030 = {
 
 	.probe = po1030_probe,
 	.init = po1030_init,
-	.power_down = po1030_power_down,
 	.disconnect = po1030_disconnect,
 };
 

drivers/media/video/gspca/m5602/m5602_s5k4aa.c

@@ -308,11 +308,6 @@ int s5k4aa_init(struct sd *sd)
 	return (err < 0) ? err : 0;
 }
 
-int s5k4aa_power_down(struct sd *sd)
-{
-	return 0;
-}
-
 int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;

drivers/media/video/gspca/m5602/m5602_s5k4aa.h

@@ -66,7 +66,6 @@ extern int dump_sensor;
 int s5k4aa_probe(struct sd *sd);
 int s5k4aa_init(struct sd *sd);
 int s5k4aa_start(struct sd *sd);
-int s5k4aa_power_down(struct sd *sd);
 void s5k4aa_disconnect(struct sd *sd);
 
 int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
@@ -86,7 +85,6 @@ static const struct m5602_sensor s5k4aa = {
 	.probe = s5k4aa_probe,
 	.init = s5k4aa_init,
 	.start = s5k4aa_start,
-	.power_down = s5k4aa_power_down,
 	.disconnect = s5k4aa_disconnect,
 };
 

drivers/media/video/gspca/m5602/m5602_s5k83a.c

@@ -298,11 +298,6 @@ void s5k83a_disconnect(struct sd *sd)
 	kfree(sens_priv);
 }
 
-int s5k83a_power_down(struct sd *sd)
-{
-	return 0;
-}
-
 int s5k83a_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;

drivers/media/video/gspca/m5602/m5602_s5k83a.h

@@ -47,7 +47,6 @@ int s5k83a_probe(struct sd *sd);
 int s5k83a_init(struct sd *sd);
 int s5k83a_start(struct sd *sd);
 int s5k83a_stop(struct sd *sd);
-int s5k83a_power_down(struct sd *sd);
 void s5k83a_disconnect(struct sd *sd);
 
 int s5k83a_set_gain(struct gspca_dev *gspca_dev, __s32 val);
@@ -67,7 +66,6 @@ static const struct m5602_sensor s5k83a = {
 	.init = s5k83a_init,
 	.start = s5k83a_start,
 	.stop = s5k83a_stop,
-	.power_down = s5k83a_power_down,
 	.disconnect = s5k83a_disconnect,
 	.i2c_slave_id = 0x5a,
 	.i2c_regW = 2,

drivers/media/video/gspca/m5602/m5602_sensor.h

@@ -61,9 +61,6 @@ struct m5602_sensor {
 
 	/* Executed when the device is disconnected */
 	void (*disconnect)(struct sd *sd);
-
-	/* Performs a power down sequence */
-	int (*power_down)(struct sd *sd);
 };
 
 #endif