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authorJeff Garzik <jeff@garzik.org>2006-04-27 04:55:53 -0400
committerJeff Garzik <jeff@garzik.org>2006-04-27 04:55:53 -0400
commit7894eaf291238a62a565e9e9777483beeb00eeae (patch)
tree43c08830d2030d39d719f3f3d54a0e9b36554770 /drivers/i2c/busses/i2c-i801.c
parent9e73972cef1c0961c78b0e0b61c4ecc275b29f04 (diff)
parentacc696d93dcf993dec123d69d599979e1456ffec (diff)
Merge branch 'upstream' into irq-pio
Diffstat (limited to 'drivers/i2c/busses/i2c-i801.c')
-rw-r--r--drivers/i2c/busses/i2c-i801.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 8e0f3158215..dfca7493362 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -478,6 +478,11 @@ static s32 i801_access(struct i2c_adapter * adap, u16 addr,
ret = i801_transaction();
}
+ /* Some BIOSes don't like it when PEC is enabled at reboot or resume
+ time, so we forcibly disable it after every transaction. */
+ if (hwpec)
+ outb_p(0, SMBAUXCTL);
+
if(block)
return ret;
if(ret)