A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging

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* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  at24: Use timeout also for read
  i2c: Fix userspace_device list corruption
  MAINTAINERS: Add missing i2c files
  i2c/tsl2550: Fix lux value in extended mode
This commit is contained in:
Linus Torvalds 2009-11-30 14:50:44 -08:00
commit af5fdf8064
4 changed files with 60 additions and 33 deletions
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3
drivers/i2c/chips/tsl2550.c
View file

@ -257,6 +257,7 @@ static DEVICE_ATTR(operating_mode, S_IWUSR | S_IRUGO,
static ssize_t __tsl2550_show_lux(struct i2c_client *client, char *buf)
{
struct tsl2550_data *data = i2c_get_clientdata(client);
u8 ch0, ch1;
int ret;
@ -274,6 +275,8 @@ static ssize_t __tsl2550_show_lux(struct i2c_client *client, char *buf)
ret = tsl2550_calculate_lux(ch0, ch1);
if (ret < 0)
return ret;
if (data->operating_mode == 1)
ret *= 5;
return sprintf(buf, "%d\n", ret);
}

11
drivers/i2c/i2c-core.c
View file

@ -762,6 +762,7 @@ int i2c_del_adapter(struct i2c_adapter *adap)
{
int res = 0;
struct i2c_adapter *found;
struct i2c_client *client, *next;
/* First make sure that this adapter was ever added */
mutex_lock(&core_lock);
@ -781,6 +782,16 @@ int i2c_del_adapter(struct i2c_adapter *adap)
if (res)
return res;
/* Remove devices instantiated from sysfs */
list_for_each_entry_safe(client, next, &userspace_devices, detected) {
if (client->adapter == adap) {
dev_dbg(&adap->dev, "Removing %s at 0x%x\n",
client->name, client->addr);
list_del(&client->detected);
i2c_unregister_device(client);
}
}
/* Detach any active clients. This can't fail, thus we do not
checking the returned value. */
res = device_for_each_child(&adap->dev, NULL, __unregister_client);