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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:
  i2c: Add an interface to lock/unlock an I2C bus segment
  i2c-piix4: Modify code name SB900 to Hudson-2
This commit is contained in:
Linus Torvalds
2009-11-09 09:58:31 -08:00
parent 6bee58259f afa08974fe
commit 799dd75b1a
6 changed files with 27 additions and 9 deletions
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18
include/linux/i2c.h
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@@ -361,6 +361,24 @@ static inline void i2c_set_adapdata(struct i2c_adapter *dev, void *data)
dev_set_drvdata(&dev->dev, data);
}
/**
* i2c_lock_adapter - Prevent access to an I2C bus segment
* @adapter: Target I2C bus segment
*/
static inline void i2c_lock_adapter(struct i2c_adapter *adapter)
{
mutex_lock(&adapter->bus_lock);
}
/**
* i2c_unlock_adapter - Reauthorize access to an I2C bus segment
* @adapter: Target I2C bus segment
*/
static inline void i2c_unlock_adapter(struct i2c_adapter *adapter)
{
mutex_unlock(&adapter->bus_lock);
}
/*flags for the client struct: */
#define I2C_CLIENT_PEC 0x04 /* Use Packet Error Checking */
#define I2C_CLIENT_TEN 0x10 /* we have a ten bit chip address */

2
include/linux/pci_ids.h
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@@ -543,7 +543,7 @@
#define PCI_DEVICE_ID_AMD_8131_BRIDGE 0x7450
#define PCI_DEVICE_ID_AMD_8131_APIC 0x7451
#define PCI_DEVICE_ID_AMD_8132_BRIDGE 0x7458
#define PCI_DEVICE_ID_AMD_SB900_SMBUS 0x780b
#define PCI_DEVICE_ID_AMD_HUDSON2_SMBUS 0x780b
#define PCI_DEVICE_ID_AMD_CS5535_IDE 0x208F
#define PCI_DEVICE_ID_AMD_CS5536_ISA 0x2090
#define PCI_DEVICE_ID_AMD_CS5536_FLASH 0x2091