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Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging

Browse source 
* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  i2c: I2C bus multiplexer driver pca954x
  i2c: Multiplexed I2C bus core support
  i2c: Use a separate mutex for userspace client lists
  i2c: Make i2c_default_probe self-sufficient
  i2c: Drop dummy variable
  i2c: Move adapter locking helpers to i2c-core
  V4L/DVB: Use custom I2C probing function mechanism
  i2c: Add support for custom probe function
  i2c-dev: Use memdup_user
  i2c-dev: Remove unnecessary kmalloc casts
This commit is contained in:
Linus Torvalds 2010-08-12 10:06:29 -07:00
commit 1c00650c23
22 changed files with 805 additions and 116 deletions
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2
drivers/media/video/bt8xx/bttv-i2c.c
View file

@ -411,7 +411,7 @@ void __devinit init_bttv_i2c_ir(struct bttv *btv)
memset(&info, 0, sizeof(struct i2c_board_info));
strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list);
i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list, NULL);
}
}

3
drivers/media/video/cx18/cx18-i2c.c
View file

@ -117,7 +117,8 @@ static int cx18_i2c_new_ir(struct cx18 *cx, struct i2c_adapter *adap, u32 hw,
break;
}
return i2c_new_probed_device(adap, &info, addr_list) == NULL ? -1 : 0;
return i2c_new_probed_device(adap, &info, addr_list, NULL) == NULL ?
-1 : 0;
}
int cx18_i2c_register(struct cx18 *cx, unsigned idx)

15
drivers/media/video/cx23885/cx23885-i2c.c
View file

@ -364,17 +364,10 @@ int cx23885_i2c_register(struct cx23885_i2c *bus)
memset(&info, 0, sizeof(struct i2c_board_info));
strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
/*
* We can't call i2c_new_probed_device() because it uses
* quick writes for probing and the IR receiver device only
* replies to reads.
*/
if (i2c_smbus_xfer(&bus->i2c_adap, addr_list[0], 0,
I2C_SMBUS_READ, 0, I2C_SMBUS_QUICK,
NULL) >= 0) {
info.addr = addr_list[0];
i2c_new_device(&bus->i2c_adap, &info);
}
/* Use quick read command for probe, some IR chips don't
* support writes */
i2c_new_probed_device(&bus->i2c_adap, &info, addr_list,
i2c_probe_func_quick_read);
}
return bus->i2c_rc;

19
drivers/media/video/cx88/cx88-i2c.c
View file

@ -193,24 +193,13 @@ void cx88_i2c_init_ir(struct cx88_core *core)
0x18, 0x6b, 0x71,
I2C_CLIENT_END
};
const unsigned short *addrp;
memset(&info, 0, sizeof(struct i2c_board_info));
strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
/*
* We can't call i2c_new_probed_device() because it uses
* quick writes for probing and at least some R receiver
* devices only reply to reads.
*/
for (addrp = addr_list; *addrp != I2C_CLIENT_END; addrp++) {
if (i2c_smbus_xfer(&core->i2c_adap, *addrp, 0,
I2C_SMBUS_READ, 0,
I2C_SMBUS_QUICK, NULL) >= 0) {
info.addr = *addrp;
i2c_new_device(&core->i2c_adap, &info);
break;
}
}
/* Use quick read command for probe, some IR chips don't
* support writes */
i2c_new_probed_device(&core->i2c_adap, &info, addr_list,
i2c_probe_func_quick_read);
}
}

2
drivers/media/video/em28xx/em28xx-cards.c
View file

@ -2385,7 +2385,7 @@ void em28xx_register_i2c_ir(struct em28xx *dev)
if (dev->init_data.name)
info.platform_data = &dev->init_data;
i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
i2c_new_probed_device(&dev->i2c_adap, &info, addr_list, NULL);
}
void em28xx_card_setup(struct em28xx *dev)

9
drivers/media/video/ivtv/ivtv-i2c.c
View file

@ -183,8 +183,8 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
return -1;
memset(&info, 0, sizeof(struct i2c_board_info));
strlcpy(info.type, type, I2C_NAME_SIZE);
return i2c_new_probed_device(adap, &info, addr_list) == NULL
? -1 : 0;
return i2c_new_probed_device(adap, &info, addr_list, NULL)
== NULL ? -1 : 0;
}
/* Only allow one IR receiver to be registered per board */
@ -221,7 +221,8 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
info.platform_data = init_data;
strlcpy(info.type, type, I2C_NAME_SIZE);
return i2c_new_probed_device(adap, &info, addr_list) == NULL ? -1 : 0;
return i2c_new_probed_device(adap, &info, addr_list, NULL) == NULL ?
-1 : 0;
}
/* Instantiate the IR receiver device using probing -- undesirable */
@ -249,7 +250,7 @@ struct i2c_client *ivtv_i2c_new_ir_legacy(struct ivtv *itv)
memset(&info, 0, sizeof(struct i2c_board_info));
strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
return i2c_new_probed_device(&itv->i2c_adap, &info, addr_list);
return i2c_new_probed_device(&itv->i2c_adap, &info, addr_list, NULL);
}
int ivtv_i2c_register(struct ivtv *itv, unsigned idx)

3
drivers/media/video/v4l2-common.c
View file

@ -381,7 +381,8 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
/* Create the i2c client */
if (info->addr == 0 && probe_addrs)
client = i2c_new_probed_device(adapter, info, probe_addrs);
client = i2c_new_probed_device(adapter, info, probe_addrs,
NULL);
else
client = i2c_new_device(adapter, info);