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authorLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 14:50:44 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 14:50:44 -0800
commitaf5fdf80645304e7077ab876a43b325425c7ef70 (patch)
treef832bcdc45c60a7858b64f0a340cd10934c3eb9f /drivers/i2c
parent07a6d5a49c985ae6111221b93b3a48772cc4b976 (diff)
parent4d29196c535088e807061ce2a0aa526daec2edfb (diff)
Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
* '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
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/chips/tsl2550.c3
-rw-r--r--drivers/i2c/i2c-core.c11
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/i2c/chips/tsl2550.c b/drivers/i2c/chips/tsl2550.c
index aa96bd2d27e..a0702f36a72 100644
--- a/drivers/i2c/chips/tsl2550.c
+++ b/drivers/i2c/chips/tsl2550.c
@@ -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);
}
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 8d80fceca6a..29650435514 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -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);