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Commit 7e2193a8 authored by Jean Delvare's avatar Jean Delvare
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i2c-i801: Retry on lost arbitration 



The Intel 82801 is sometimes used on systems with a BMC connected. The
BMC can access the SMBus, resulting in lost arbitration for the 82801.
We should let i2c-core retry transactions for us in this case.

Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
parent 9669f541

drivers/i2c/busses/i2c-i801.c

+3 −0
Original line number Diff line number Diff line
@@ -767,6 +767,9 @@ static int __devinit i801_probe(struct pci_dev *dev, const struct pci_device_id 
	/* set up the sysfs linkage to our parent device */

	i801_adapter.dev.parent = &dev->dev;



	/* Retry up to 3 times on lost arbitration */

	i801_adapter.retries = 3;



	snprintf(i801_adapter.name, sizeof(i801_adapter.name),

		"SMBus I801 adapter at %04lx", i801_smba);

	err = i2c_add_adapter(&i801_adapter);