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| author | Mark M. Hoffman <mhoffman@lightlink.com> | 2005-11-06 23:04:51 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-05 22:16:20 -0800 |
| commit | 2e3e13f8e9d9b2111404cdccaa4e1b988b70acce (patch) | |
| tree | de95ee215c2189cbfb98829e32e7fb117c94a160 /drivers/i2c/busses/i2c-i801.c | |
| parent | 46f25dffbaba48c571d75f5f574f31978287b8d2 (diff) | |
| download | linux-2e3e13f8e9d9b2111404cdccaa4e1b988b70acce.tar.gz linux-2e3e13f8e9d9b2111404cdccaa4e1b988b70acce.tar.bz2 linux-2e3e13f8e9d9b2111404cdccaa4e1b988b70acce.zip | |
[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: Mark M. Hoffman <mhoffman@lightlink.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-i801.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-i801.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index ac3eafa8aac0..1c752ddc10e2 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -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) |