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Commit 2e3e13f8 authored by Mark M. Hoffman's avatar Mark M. Hoffman Committed by Greg Kroah-Hartman
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[PATCH] i2c: i2c-i801 explicitly enables/disables PEC 



This patch tweaks i2c-i801.c so that the driver always sets the SMBAUXCTL
register (which enables/disables PEC) explicitly before each transaction.

Signed-off-by: default avatarMark M. Hoffman <mhoffman@lightlink.com>
Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 46f25dff

drivers/i2c/busses/i2c-i801.c

+1 −5
Original line number Diff line number Diff line
@@ -468,8 +468,7 @@ static s32 i801_access(struct i2c_adapter * adap, u16 addr, 
		return -1;

	}



	if (hwpec)

		outb_p(1, SMBAUXCTL);	/* enable hardware PEC */

	outb_p(hwpec, SMBAUXCTL);	/* enable/disable hardware PEC */



	if(block)

		ret = i801_block_transaction(data, read_write, size, hwpec);
@@ -478,9 +477,6 @@ static s32 i801_access(struct i2c_adapter * adap, u16 addr, 
		ret = i801_transaction();

	}



	if (hwpec)

		outb_p(0, SMBAUXCTL);	/* disable hardware PEC */



	if(block)

		return ret;

	if(ret)