go7007: Convert to the new i2c device binding model

[safe/jmp/linux-2.6] / drivers / staging / go7007 / s2250-board.c

diff --git a/drivers/staging/go7007/s2250-board.c b/drivers/staging/go7007/s2250-board.c
index d333ea2..1706fbf 100644 (file)
--- a/drivers/staging/go7007/s2250-board.c
+++ b/drivers/staging/go7007/s2250-board.c
@@ -28,7 +28,6 @@ extern int s2250loader_init(void);
 extern void s2250loader_cleanup(void);
 
 #define TLV320_ADDRESS      0x34
-#define S2250_VIDDEC        0x86
 #define VPX322_ADDR_ANALOGCONTROL1     0x02
 #define VPX322_ADDR_BRIGHTNESS0                0x0127
 #define VPX322_ADDR_BRIGHTNESS1                0x0131
@@ -123,6 +122,7 @@ struct s2250 {
        int hue;
        int reg12b_val;
        int audio_input;
+       struct i2c_client *audio;
 };
 
 /* from go7007-usb.c which is Copyright (C) 2005-2006 Micronas USA Inc.*/
@@ -452,16 +452,15 @@ static int s2250_command(struct i2c_client *client,
        {
                struct v4l2_audio *audio = arg;
 
-               client->addr = TLV320_ADDRESS;
                switch (audio->index) {
                case 0:
-                       write_reg(client, 0x08, 0x02); /* Line In */
+                       write_reg(dec->audio, 0x08, 0x02); /* Line In */
                        break;
                case 1:
-                       write_reg(client, 0x08, 0x04); /* Mic */
+                       write_reg(dec->audio, 0x08, 0x04); /* Mic */
                        break;
                case 2:
-                       write_reg(client, 0x08, 0x05); /* Mic Boost */
+                       write_reg(dec->audio, 0x08, 0x05); /* Mic Boost */
                        break;
                default:
                        return -EINVAL;
@@ -477,31 +476,23 @@ static int s2250_command(struct i2c_client *client,
        return 0;
 }
 
-static struct i2c_driver s2250_driver;
-
-static struct i2c_client s2250_client_templ = {
-       .name           = "Sensoray 2250",
-       .driver         = &s2250_driver,
-};
-
-static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind)
+static int s2250_probe(struct i2c_client *client,
+                      const struct i2c_device_id *id)
 {
-       struct i2c_client *client;
+       struct i2c_client *audio;
+       struct i2c_adapter *adapter = client->adapter;
        struct s2250 *dec;
        u8 *data;
        struct go7007 *go = i2c_get_adapdata(adapter);
        struct go7007_usb *usb = go->hpi_context;
 
-       client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
-       if (client == NULL)
+       audio = i2c_new_dummy(adapter, TLV320_ADDRESS >> 1);
+       if (audio == NULL)
                return -ENOMEM;
-       memcpy(client, &s2250_client_templ,
-              sizeof(s2250_client_templ));
-       client->adapter = adapter;
 
        dec = kmalloc(sizeof(struct s2250), GFP_KERNEL);
        if (dec == NULL) {
-               kfree(client);
+               i2c_unregister_device(audio);
                return -ENOMEM;
        }
 
@@ -510,7 +501,7 @@ static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind)
        dec->contrast = 50;
        dec->saturation = 50;
        dec->hue = 0;
-       client->addr = TLV320_ADDRESS;
+       dec->audio = audio;
        i2c_set_clientdata(client, dec);
 
        printk(KERN_DEBUG
@@ -518,28 +509,25 @@ static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind)
               adapter->name);
 
        /* initialize the audio */
-       client->addr = TLV320_ADDRESS;
-       if (write_regs(client, aud_regs) < 0) {
+       if (write_regs(audio, aud_regs) < 0) {
                printk(KERN_ERR
                       "s2250: error initializing audio\n");
-               kfree(client);
+               i2c_unregister_device(audio);
                kfree(dec);
                return 0;
        }
-       client->addr = S2250_VIDDEC;
-       i2c_set_clientdata(client, dec);
 
        if (write_regs(client, vid_regs) < 0) {
                printk(KERN_ERR
                       "s2250: error initializing decoder\n");
-               kfree(client);
+               i2c_unregister_device(audio);
                kfree(dec);
                return 0;
        }
        if (write_regs_fp(client, vid_regs_fp) < 0) {
                printk(KERN_ERR
                       "s2250: error initializing decoder\n");
-               kfree(client);
+               i2c_unregister_device(audio);
                kfree(dec);
                return 0;
        }
@@ -575,32 +563,33 @@ static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind)
                up(&usb->i2c_lock);
        }
 
-       i2c_attach_client(client);
        printk("s2250: initialized successfully\n");
        return 0;
 }
 
-static int s2250_detach(struct i2c_client *client)
+static int s2250_remove(struct i2c_client *client)
 {
        struct s2250 *dec = i2c_get_clientdata(client);
-       int r;
-
-       r = i2c_detach_client(client);
-       if (r < 0)
-               return r;
 
-       kfree(client);
+       i2c_set_clientdata(client, NULL);
+       i2c_unregister_device(dec->audio);
        kfree(dec);
        return 0;
 }
 
+static struct i2c_device_id s2250_id[] = {
+       { "s2250_board", 0 },
+       { }
+};
+
 static struct i2c_driver s2250_driver = {
        .driver = {
                .name   = "Sensoray 2250 board driver",
        },
-       .id             = I2C_DRIVERID_S2250,
-       .detach_client  = s2250_detach,
+       .probe          = s2250_probe,
+       .remove         = s2250_remove,
        .command        = s2250_command,
+       .id_table       = s2250_id,
 };
 
 static int __init s2250_init(void)
@@ -613,13 +602,13 @@ static int __init s2250_init(void)
 
        r = i2c_add_driver(&s2250_driver);
        if (r < 0)
-               return r;
-       return wis_i2c_add_driver(s2250_driver.id, s2250_detect);
+               s2250loader_cleanup();
+
+       return r;
 }
 
 static void __exit s2250_cleanup(void)
 {
-       wis_i2c_del_driver(s2250_detect);
        i2c_del_driver(&s2250_driver);
 
        s2250loader_cleanup();