AuxXxilium/linux_dsm_epyc7002
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Merge branch 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6

Browse Source 
* 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6:
  i2c: Prevent log spam on some DVB adapters
  i2c: Add missing kerneldoc descriptions
  i2c: Fix device_init_wakeup place
This commit is contained in:
Linus Torvalds 2008-08-28 12:28:50 -07:00
commit 9c2bdac40e
2 changed files with 22 additions and 8 deletions
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18
drivers/i2c/i2c-core.c
View File

@ -108,6 +108,9 @@ static int i2c_device_probe(struct device *dev)
if (!driver->probe || !driver->id_table) if (!driver->probe || !driver->id_table)
return -ENODEV; return -ENODEV;
client->driver = driver; client->driver = driver;
if (!device_can_wakeup(&client->dev))
device_init_wakeup(&client->dev,
client->flags & I2C_CLIENT_WAKE);
dev_dbg(dev, "probe\n"); dev_dbg(dev, "probe\n");
status = driver->probe(client, i2c_match_id(driver->id_table, client)); status = driver->probe(client, i2c_match_id(driver->id_table, client));
@ -262,9 +265,8 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info)
client->adapter = adap; client->adapter = adap;
client->dev.platform_data = info->platform_data; client->dev.platform_data = info->platform_data;
device_init_wakeup(&client->dev, info->flags & I2C_CLIENT_WAKE);
client->flags = info->flags & ~I2C_CLIENT_WAKE; client->flags = info->flags;
client->addr = info->addr; client->addr = info->addr;
client->irq = info->irq; client->irq = info->irq;
@ -1188,8 +1190,8 @@ int i2c_probe(struct i2c_adapter *adapter,
&& address_data->normal_i2c[0] == I2C_CLIENT_END) && address_data->normal_i2c[0] == I2C_CLIENT_END)
return 0; return 0;
dev_warn(&adapter->dev, "SMBus Quick command not supported, " dev_dbg(&adapter->dev, "SMBus Quick command not supported, "
"can't probe for chips\n"); "can't probe for chips\n");
return -EOPNOTSUPP; return -EOPNOTSUPP;
} }
@ -1350,6 +1352,10 @@ static int i2c_detect(struct i2c_adapter *adapter, struct i2c_driver *driver)
} }
} }
/* Stop here if the classes do not match */
if (!(adapter->class & driver->class))
goto exit_free;
/* Stop here if we can't use SMBUS_QUICK */ /* Stop here if we can't use SMBUS_QUICK */
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_QUICK)) { if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_QUICK)) {
if (address_data->probe[0] == I2C_CLIENT_END if (address_data->probe[0] == I2C_CLIENT_END
@ -1362,10 +1368,6 @@ static int i2c_detect(struct i2c_adapter *adapter, struct i2c_driver *driver)
goto exit_free; goto exit_free;
} }
/* Stop here if the classes do not match */
if (!(adapter->class & driver->class))
goto exit_free;
/* Probe entries are done second, and are not affected by ignore /* Probe entries are done second, and are not affected by ignore
entries either */ entries either */
for (i = 0; address_data->probe[i] != I2C_CLIENT_END; i += 2) { for (i = 0; address_data->probe[i] != I2C_CLIENT_END; i += 2) {

12
include/linux/i2c.h
View File

@ -97,7 +97,19 @@ extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client * client,
/** /**
* struct i2c_driver - represent an I2C device driver * struct i2c_driver - represent an I2C device driver
* @id: Unique driver ID (optional)
* @class: What kind of i2c device we instantiate (for detect) * @class: What kind of i2c device we instantiate (for detect)
* @attach_adapter: Callback for bus addition (for legacy drivers)
* @detach_adapter: Callback for bus removal (for legacy drivers)
* @detach_client: Callback for device removal (for legacy drivers)
* @probe: Callback for device binding (new-style drivers)
* @remove: Callback for device unbinding (new-style drivers)
* @shutdown: Callback for device shutdown
* @suspend: Callback for device suspend
* @resume: Callback for device resume
* @command: Callback for bus-wide signaling (optional)
* @driver: Device driver model driver
* @id_table: List of I2C devices supported by this driver
* @detect: Callback for device detection * @detect: Callback for device detection
* @address_data: The I2C addresses to probe, ignore or force (for detect) * @address_data: The I2C addresses to probe, ignore or force (for detect)
* @clients: List of detected clients we created (for i2c-core use only) * @clients: List of detected clients we created (for i2c-core use only)