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V4L/DVB (10860): saa7191: convert to v4l2-i2c-drv-legacy.h

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Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2009-02-13 07:31:05 -03:00 committed by Mauro Carvalho Chehab
parent 0ef4dbad4f
commit babb7dc777
1 changed files with 68 additions and 99 deletions
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167
drivers/media/video/saa7191.c
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@ -22,6 +22,8 @@
#include <linux/videodev.h>
#include <linux/video_decoder.h>
#include <linux/i2c.h>
#include <media/v4l2-common.h>
#include <media/v4l2-i2c-drv-legacy.h>
#include "saa7191.h"
@ -32,6 +34,10 @@ MODULE_VERSION(SAA7191_MODULE_VERSION);
MODULE_AUTHOR("Mikael Nousiainen <tmnousia@cc.hut.fi>");
MODULE_LICENSE("GPL");
static unsigned short normal_i2c[] = { 0x8a >> 1, 0x8e >> 1, I2C_CLIENT_END };
I2C_CLIENT_INSMOD;
// #define SAA7191_DEBUG
#ifdef SAA7191_DEBUG
@ -54,8 +60,6 @@ struct saa7191 {
int norm;
};
static struct i2c_driver i2c_driver_saa7191;
static const u8 initseq[] = {
0, /* Subaddress */
@ -561,83 +565,6 @@ static int saa7191_set_control(struct i2c_client *client,
/* I2C-interface */
static int saa7191_attach(struct i2c_adapter *adap, int addr, int kind)
{
int err = 0;
struct saa7191 *decoder;
struct i2c_client *client;
printk(KERN_INFO "Philips SAA7191 driver version %s\n",
SAA7191_MODULE_VERSION);
client = kzalloc(sizeof(*client), GFP_KERNEL);
if (!client)
return -ENOMEM;
decoder = kzalloc(sizeof(*decoder), GFP_KERNEL);
if (!decoder) {
err = -ENOMEM;
goto out_free_client;
}
client->addr = addr;
client->adapter = adap;
client->driver = &i2c_driver_saa7191;
client->flags = 0;
strcpy(client->name, "saa7191 client");
i2c_set_clientdata(client, decoder);
decoder->client = client;
err = i2c_attach_client(client);
if (err)
goto out_free_decoder;
err = saa7191_write_block(client, sizeof(initseq), initseq);
if (err) {
printk(KERN_ERR "SAA7191 initialization failed\n");
goto out_detach_client;
}
printk(KERN_INFO "SAA7191 initialized\n");
decoder->input = SAA7191_INPUT_COMPOSITE;
decoder->norm = SAA7191_NORM_PAL;
err = saa7191_autodetect_norm(client);
if (err && (err != -EBUSY)) {
printk(KERN_ERR "SAA7191: Signal auto-detection failed\n");
}
return 0;
out_detach_client:
i2c_detach_client(client);
out_free_decoder:
kfree(decoder);
out_free_client:
kfree(client);
return err;
}
static int saa7191_probe(struct i2c_adapter *adap)
{
/* Always connected to VINO */
if (adap->id == I2C_HW_SGI_VINO)
return saa7191_attach(adap, SAA7191_ADDR, 0);
/* Feel free to add probe here :-) */
return -ENODEV;
}
static int saa7191_detach(struct i2c_client *client)
{
struct saa7191 *decoder = i2c_get_clientdata(client);
i2c_detach_client(client);
kfree(decoder);
kfree(client);
return 0;
}
static int saa7191_command(struct i2c_client *client, unsigned int cmd,
void *arg)
{
@ -783,25 +710,67 @@ static int saa7191_command(struct i2c_client *client, unsigned int cmd,
return 0;
}
static struct i2c_driver i2c_driver_saa7191 = {
.driver = {
.name = "saa7191",
},
.id = I2C_DRIVERID_SAA7191,
.attach_adapter = saa7191_probe,
.detach_client = saa7191_detach,
.command = saa7191_command
static int saa7191_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
int err = 0;
struct saa7191 *decoder;
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
decoder = kzalloc(sizeof(*decoder), GFP_KERNEL);
if (!decoder)
return -ENOMEM;
i2c_set_clientdata(client, decoder);
decoder->client = client;
err = saa7191_write_block(client, sizeof(initseq), initseq);
if (err) {
printk(KERN_ERR "SAA7191 initialization failed\n");
kfree(decoder);
return err;
}
printk(KERN_INFO "SAA7191 initialized\n");
decoder->input = SAA7191_INPUT_COMPOSITE;
decoder->norm = SAA7191_NORM_PAL;
err = saa7191_autodetect_norm(client);
if (err && (err != -EBUSY))
printk(KERN_ERR "SAA7191: Signal auto-detection failed\n");
return 0;
}
static int saa7191_remove(struct i2c_client *client)
{
struct saa7191 *decoder = i2c_get_clientdata(client);
kfree(decoder);
return 0;
}
static int saa7191_legacy_probe(struct i2c_adapter *adapter)
{
return adapter->id == I2C_HW_SGI_VINO;
}
static const struct i2c_device_id saa7191_id[] = {
{ "saa7191", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, saa7191_id);
static int saa7191_init(void)
{
return i2c_add_driver(&i2c_driver_saa7191);
}
static void saa7191_exit(void)
{
i2c_del_driver(&i2c_driver_saa7191);
}
module_init(saa7191_init);
module_exit(saa7191_exit);
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "saa7191",
.driverid = I2C_DRIVERID_SAA7191,
.command = saa7191_command,
.probe = saa7191_probe,
.remove = saa7191_remove,
.legacy_probe = saa7191_legacy_probe,
.id_table = saa7191_id,
};