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authorLinus Torvalds <torvalds@linux-foundation.org>2011-11-23 09:50:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-11-23 09:50:05 -0800
commit5907c5f8adbd0bb7ab69124520304e5b25c8eb5e (patch)
treec3e1bc99f41c74b369293c74a1752e57e538f706 /drivers
parent0a2c986557b964453f8deeaf56f6d88bf3e65e92 (diff)
parenteff245c82f115059648cdce95dd68bb940f2b006 (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: i2c: Make i2cdev_notifier_call static i2c: Delete ANY_I2C_BUS i2c: Fix device name for 10-bit slave address i2c-algo-bit: Generate correct i2c address sequence for 10-bit target
Diffstat (limited to 'drivers')
-rw-r--r--drivers/i2c/algos/i2c-algo-bit.c4
-rw-r--r--drivers/i2c/i2c-core.c4
-rw-r--r--drivers/i2c/i2c-dev.c2
3 files changed, 6 insertions, 4 deletions
diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
index 85584a547c25..525c7345fa0b 100644
--- a/drivers/i2c/algos/i2c-algo-bit.c
+++ b/drivers/i2c/algos/i2c-algo-bit.c
@@ -488,7 +488,7 @@ static int bit_doAddress(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
if (flags & I2C_M_TEN) {
/* a ten bit address */
- addr = 0xf0 | ((msg->addr >> 7) & 0x03);
+ addr = 0xf0 | ((msg->addr >> 7) & 0x06);
bit_dbg(2, &i2c_adap->dev, "addr0: %d\n", addr);
/* try extended address code...*/
ret = try_address(i2c_adap, addr, retries);
@@ -498,7 +498,7 @@ static int bit_doAddress(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
return -ENXIO;
}
/* the remaining 8 bit address */
- ret = i2c_outb(i2c_adap, msg->addr & 0x7f);
+ ret = i2c_outb(i2c_adap, msg->addr & 0xff);
if ((ret != 1) && !nak_ok) {
/* the chip did not ack / xmission error occurred */
dev_err(&i2c_adap->dev, "died at 2nd address code\n");
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 131079a3e292..1e5606185b4f 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -539,8 +539,10 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info)
client->dev.type = &i2c_client_type;
client->dev.of_node = info->of_node;
+ /* For 10-bit clients, add an arbitrary offset to avoid collisions */
dev_set_name(&client->dev, "%d-%04x", i2c_adapter_id(adap),
- client->addr);
+ client->addr | ((client->flags & I2C_CLIENT_TEN)
+ ? 0xa000 : 0));
status = device_register(&client->dev);
if (status)
goto out_err;
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index c90ce50b619f..57a45ce84b2d 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -579,7 +579,7 @@ static int i2cdev_detach_adapter(struct device *dev, void *dummy)
return 0;
}
-int i2cdev_notifier_call(struct notifier_block *nb, unsigned long action,
+static int i2cdev_notifier_call(struct notifier_block *nb, unsigned long action,
void *data)
{
struct device *dev = data;