[media] gscpa_m5602: Convert to the control framework

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/usb/gspca/m5602/m5602_bridge.h

@@ -136,16 +136,33 @@ struct sd {
 	/* A pointer to the currently connected sensor */
 	const struct m5602_sensor *sensor;
 
-	struct sd_desc *desc;
-
-	/* Sensor private data */
-	void *sensor_priv;
-
 	/* The current frame's id, used to detect frame boundaries */
 	u8 frame_id;
 
 	/* The current frame count */
 	u32 frame_count;
+
+	/* Camera rotation polling thread for "flipable" cams */
+	struct task_struct *rotation_thread;
+
+	struct { /* auto-white-bal + green/red/blue balance control cluster */
+		struct v4l2_ctrl *auto_white_bal;
+		struct v4l2_ctrl *red_bal;
+		struct v4l2_ctrl *blue_bal;
+		struct v4l2_ctrl *green_bal;
+	};
+	struct { /* autoexpo / expo cluster */
+		struct v4l2_ctrl *autoexpo;
+		struct v4l2_ctrl *expo;
+	};
+	struct { /* autogain / gain cluster */
+		struct v4l2_ctrl *autogain;
+		struct v4l2_ctrl *gain;
+	};
+	struct { /* hflip/vflip cluster */
+		struct v4l2_ctrl *hflip;
+		struct v4l2_ctrl *vflip;
+	};
 };
 
 int m5602_read_bridge(

drivers/media/usb/gspca/m5602/m5602_core.c

@@ -252,6 +252,16 @@ static int m5602_init(struct gspca_dev *gspca_dev)
 	return err;
 }
 
+static int m5602_init_controls(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (!sd->sensor->init_controls)
+		return 0;
+
+	return sd->sensor->init_controls(sd);
+}
+
 static int m5602_start_transfer(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
@@ -336,11 +346,12 @@ static void m5602_stop_transfer(struct gspca_dev *gspca_dev)
 		sd->sensor->stop(sd);
 }
 
-/* sub-driver description, the ctrl and nctrl is filled at probe time */
-static struct sd_desc sd_desc = {
+/* sub-driver description */
+static const struct sd_desc sd_desc = {
 	.name		= MODULE_NAME,
 	.config		= m5602_configure,
 	.init		= m5602_init,
+	.init_controls	= m5602_init_controls,
 	.start		= m5602_start_transfer,
 	.stopN		= m5602_stop_transfer,
 	.pkt_scan	= m5602_urb_complete
@@ -355,7 +366,6 @@ static int m5602_configure(struct gspca_dev *gspca_dev,
 	int err;
 
 	cam = &gspca_dev->cam;
-	sd->desc = &sd_desc;
 
 	if (dump_bridge)
 		m5602_dump_bridge(sd);

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

@@ -110,6 +110,7 @@ extern bool dump_sensor;
 
 int mt9m111_probe(struct sd *sd);
 int mt9m111_init(struct sd *sd);
+int mt9m111_init_controls(struct sd *sd);
 int mt9m111_start(struct sd *sd);
 void mt9m111_disconnect(struct sd *sd);
 
@@ -121,6 +122,7 @@ static const struct m5602_sensor mt9m111 = {
 
 	.probe = mt9m111_probe,
 	.init = mt9m111_init,
+	.init_controls = mt9m111_init_controls,
 	.disconnect = mt9m111_disconnect,
 	.start = mt9m111_start,
 };

drivers/media/usb/gspca/m5602/m5602_ov7660.h

@@ -90,6 +90,8 @@ extern bool dump_sensor;
 
 int ov7660_probe(struct sd *sd);
 int ov7660_init(struct sd *sd);
+int ov7660_init(struct sd *sd);
+int ov7660_init_controls(struct sd *sd);
 int ov7660_start(struct sd *sd);
 int ov7660_stop(struct sd *sd);
 void ov7660_disconnect(struct sd *sd);
@@ -100,6 +102,7 @@ static const struct m5602_sensor ov7660 = {
 	.i2c_regW = 1,
 	.probe = ov7660_probe,
 	.init = ov7660_init,
+	.init_controls = ov7660_init_controls,
 	.start = ov7660_start,
 	.stop = ov7660_stop,
 	.disconnect = ov7660_disconnect,

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

@@ -139,6 +139,7 @@ extern bool dump_sensor;
 
 int ov9650_probe(struct sd *sd);
 int ov9650_init(struct sd *sd);
+int ov9650_init_controls(struct sd *sd);
 int ov9650_start(struct sd *sd);
 int ov9650_stop(struct sd *sd);
 void ov9650_disconnect(struct sd *sd);
@@ -149,6 +150,7 @@ static const struct m5602_sensor ov9650 = {
 	.i2c_regW = 1,
 	.probe = ov9650_probe,
 	.init = ov9650_init,
+	.init_controls = ov9650_init_controls,
 	.start = ov9650_start,
 	.stop = ov9650_stop,
 	.disconnect = ov9650_disconnect,

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

@@ -151,6 +151,7 @@ extern bool dump_sensor;
 
 int po1030_probe(struct sd *sd);
 int po1030_init(struct sd *sd);
+int po1030_init_controls(struct sd *sd);
 int po1030_start(struct sd *sd);
 void po1030_disconnect(struct sd *sd);
 
@@ -162,6 +163,7 @@ static const struct m5602_sensor po1030 = {
 
 	.probe = po1030_probe,
 	.init = po1030_init,
+	.init_controls = po1030_init_controls,
 	.start = po1030_start,
 	.disconnect = po1030_disconnect,
 };

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

@@ -69,6 +69,7 @@ extern bool dump_sensor;
 
 int s5k4aa_probe(struct sd *sd);
 int s5k4aa_init(struct sd *sd);
+int s5k4aa_init_controls(struct sd *sd);
 int s5k4aa_start(struct sd *sd);
 void s5k4aa_disconnect(struct sd *sd);
 
@@ -79,6 +80,7 @@ static const struct m5602_sensor s5k4aa = {
 
 	.probe = s5k4aa_probe,
 	.init = s5k4aa_init,
+	.init_controls = s5k4aa_init_controls,
 	.start = s5k4aa_start,
 	.disconnect = s5k4aa_disconnect,
 };

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

@@ -45,6 +45,7 @@ extern bool dump_sensor;
 
 int s5k83a_probe(struct sd *sd);
 int s5k83a_init(struct sd *sd);
+int s5k83a_init_controls(struct sd *sd);
 int s5k83a_start(struct sd *sd);
 int s5k83a_stop(struct sd *sd);
 void s5k83a_disconnect(struct sd *sd);
@@ -53,6 +54,7 @@ static const struct m5602_sensor s5k83a = {
 	.name = "S5K83A",
 	.probe = s5k83a_probe,
 	.init = s5k83a_init,
+	.init_controls = s5k83a_init_controls,
 	.start = s5k83a_start,
 	.stop = s5k83a_stop,
 	.disconnect = s5k83a_disconnect,
@@ -60,13 +62,6 @@ static const struct m5602_sensor s5k83a = {
 	.i2c_regW = 2,
 };
 
-struct s5k83a_priv {
-	/* We use another thread periodically
-	   probing the orientation of the camera */
-	struct task_struct *rotation_thread;
-	s32 *settings;
-};
-
 static const unsigned char preinit_s5k83a[][4] = {
 	{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
 	{BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},

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

@@ -57,6 +57,9 @@ struct m5602_sensor {
 	/* Performs a initialization sequence */
 	int (*init)(struct sd *sd);
 
+	/* Controls initialization, maybe NULL */
+	int (*init_controls)(struct sd *sd);
+
 	/* Executed when the camera starts to send data */
 	int (*start)(struct sd *sd);