soc-camera: ov772x: Add buswidth selection flags for platform

Commit Message

Kuninori Morimoto Jan. 5, 2010, 4:36 a.m. UTC

None

Patch

diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c
index 1f5fa5c..71f556f 100644
--- a/arch/sh/boards/mach-ap325rxa/setup.c
+++ b/arch/sh/boards/mach-ap325rxa/setup.c
@@ -471,8 +471,8 @@  static struct i2c_board_info ap325rxa_i2c_camera[] = {
 };
 
 static struct ov772x_camera_info ov7725_info = {
-	.buswidth	= SOCAM_DATAWIDTH_8,
-	.flags		= OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP,
+	.flags		= OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP | \
+			  OV772X_FLAG_8BIT,
 	.edgectrl	= OV772X_AUTO_EDGECTRL(0xf, 0),
 };
 
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index 507c77b..9b4676f 100644
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -431,7 +431,7 @@  static struct i2c_board_info migor_i2c_camera[] = {
 };
 
 static struct ov772x_camera_info ov7725_info = {
-	.buswidth	= SOCAM_DATAWIDTH_8,
+	.flags		= OV772X_FLAG_8BIT,
 };
 
 static struct soc_camera_link ov7725_link = {
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c
index 3a45e94..12cb66f 100644
--- a/drivers/media/video/ov772x.c
+++ b/drivers/media/video/ov772x.c
@@ -547,7 +547,6 @@  static const struct v4l2_queryctrl ov772x_controls[] = {
 	},
 };
 
-
 /*
  * general function
  */
@@ -634,9 +633,18 @@  static unsigned long ov772x_query_bus_param(struct soc_camera_device *icd)
 	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER |
 		SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH |
-		SOCAM_DATA_ACTIVE_HIGH | priv->info->buswidth;
+		SOCAM_DATA_ACTIVE_HIGH;
+
+	if (priv->info->flags & OV772X_FLAG_8BIT)
+		flags |= SOCAM_DATAWIDTH_8;
+
+	if (priv->info->flags & OV772X_FLAG_10BIT)
+		flags |= SOCAM_DATAWIDTH_10;
 
-	return soc_camera_apply_sensor_flags(icl, flags);
+	if (flags & SOCAM_DATAWIDTH_MASK)
+		return soc_camera_apply_sensor_flags(icl, flags);
+
+	return 0;
 }
 
 static int ov772x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
@@ -1040,15 +1048,6 @@  static int ov772x_video_probe(struct soc_camera_device *icd,
 		return -ENODEV;
 
 	/*
-	 * ov772x only use 8 or 10 bit bus width
-	 */
-	if (SOCAM_DATAWIDTH_10 != priv->info->buswidth &&
-	    SOCAM_DATAWIDTH_8  != priv->info->buswidth) {
-		dev_err(&client->dev, "bus width error\n");
-		return -ENODEV;
-	}
-
-	/*
 	 * check and show product ID and manufacturer ID
 	 */
 	pid = i2c_smbus_read_byte_data(client, PID);
@@ -1130,7 +1129,6 @@  static int ov772x_probe(struct i2c_client *client,
 			const struct i2c_device_id *did)
 {
 	struct ov772x_priv        *priv;
-	struct ov772x_camera_info *info;
 	struct soc_camera_device  *icd = client->dev.platform_data;
 	struct i2c_adapter        *adapter = to_i2c_adapter(client->dev.parent);
 	struct soc_camera_link    *icl;
@@ -1145,8 +1143,6 @@  static int ov772x_probe(struct i2c_client *client,
 	if (!icl || !icl->priv)
 		return -EINVAL;
 
-	info = icl->priv;
-
 	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
 		dev_err(&adapter->dev,
 			"I2C-Adapter doesn't support "
@@ -1158,7 +1154,7 @@  static int ov772x_probe(struct i2c_client *client,
 	if (!priv)
 		return -ENOMEM;
 
-	priv->info = info;
+	priv->info = icl->priv;
 
 	v4l2_i2c_subdev_init(&priv->subdev, client, &ov772x_subdev_ops);
 
diff --git a/include/media/ov772x.h b/include/media/ov772x.h
index 14c77ef..7e83745 100644
--- a/include/media/ov772x.h
+++ b/include/media/ov772x.h
@@ -15,8 +15,10 @@ 
 #include <media/soc_camera.h>
 
 /* for flags */
-#define OV772X_FLAG_VFLIP     0x00000001 /* Vertical flip image */
-#define OV772X_FLAG_HFLIP     0x00000002 /* Horizontal flip image */
+#define OV772X_FLAG_VFLIP	(1 << 0) /* Vertical flip image */
+#define OV772X_FLAG_HFLIP	(1 << 1) /* Horizontal flip image */
+#define OV772X_FLAG_8BIT	(1 << 2) /*  8bit buswidth */
+#define OV772X_FLAG_10BIT	(1 << 3) /* 10bit buswidth */
 
 /*
  * for Edge ctrl
@@ -53,7 +55,6 @@  struct ov772x_edge_ctrl {
  * ov772x camera info
  */
 struct ov772x_camera_info {
-	unsigned long          buswidth;
 	unsigned long          flags;
 	struct ov772x_edge_ctrl edgectrl;
 };