diff options
| -rw-r--r-- | drivers/media/video/cs53l32a.c | 70 |
1 files changed, 9 insertions, 61 deletions
diff --git a/drivers/media/video/cs53l32a.c b/drivers/media/video/cs53l32a.c index a73e285af73..e43febb9d16 100644 --- a/drivers/media/video/cs53l32a.c +++ b/drivers/media/video/cs53l32a.c @@ -29,6 +29,7 @@ #include <linux/videodev.h> #include <media/v4l2-common.h> #include <media/v4l2-chip-ident.h> +#include <media/v4l2-i2c-drv-legacy.h> MODULE_DESCRIPTION("i2c device driver for cs53l32a Audio ADC"); MODULE_AUTHOR("Martin Vaughan"); @@ -57,8 +58,7 @@ static int cs53l32a_read(struct i2c_client *client, u8 reg) return i2c_smbus_read_byte_data(client, reg); } -static int cs53l32a_command(struct i2c_client *client, unsigned int cmd, - void *arg) +static int cs53l32a_command(struct i2c_client *client, unsigned int cmd, void *arg) { struct v4l2_routing *route = arg; struct v4l2_control *ctrl = arg; @@ -134,27 +134,17 @@ static int cs53l32a_command(struct i2c_client *client, unsigned int cmd, * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1' */ -static struct i2c_driver i2c_driver; - -static int cs53l32a_attach(struct i2c_adapter *adapter, int address, int kind) +static int cs53l32a_probe(struct i2c_client *client) { - struct i2c_client *client; int i; /* Check if the adapter supports the needed features */ - if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return 0; - client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == 0) - return -ENOMEM; - - client->addr = address; - client->adapter = adapter; - client->driver = &i2c_driver; snprintf(client->name, sizeof(client->name) - 1, "cs53l32a"); - v4l_info(client, "chip found @ 0x%x (%s)\n", address << 1, adapter->name); + v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); for (i = 1; i <= 7; i++) { u8 v = cs53l32a_read(client, i); @@ -179,55 +169,13 @@ static int cs53l32a_attach(struct i2c_adapter *adapter, int address, int kind) v4l_dbg(1, debug, client, "Read Reg %d %02x\n", i, v); } - - i2c_attach_client(client); - return 0; } -static int cs53l32a_probe(struct i2c_adapter *adapter) -{ - if (adapter->class & I2C_CLASS_TV_ANALOG) - return i2c_probe(adapter, &addr_data, cs53l32a_attach); - return 0; -} - -static int cs53l32a_detach(struct i2c_client *client) -{ - int err; - - err = i2c_detach_client(client); - if (err) { - return err; - } - kfree(client); - - return 0; -} - -/* ----------------------------------------------------------------------- */ - -/* i2c implementation */ -static struct i2c_driver i2c_driver = { - .driver = { - .name = "cs53l32a", - }, - .id = I2C_DRIVERID_CS53L32A, - .attach_adapter = cs53l32a_probe, - .detach_client = cs53l32a_detach, +static struct v4l2_i2c_driver_data v4l2_i2c_data = { + .name = "cs53l32a", + .driverid = I2C_DRIVERID_CS53L32A, .command = cs53l32a_command, + .probe = cs53l32a_probe, }; - -static int __init cs53l32a_init_module(void) -{ - return i2c_add_driver(&i2c_driver); -} - -static void __exit cs53l32a_cleanup_module(void) -{ - i2c_del_driver(&i2c_driver); -} - -module_init(cs53l32a_init_module); -module_exit(cs53l32a_cleanup_module); |