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i2c-piix4: Minor cleanups

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* Remove a needless include.
* Remove a legacy comment in piix4_access.
* Minor optimization in piix4_access.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Jean Delvare 2008-04-29 23:11:37 +02:00 committed by Jean Delvare
parent c5d21b7fb7
commit 3578a0759e
1 changed files with 1 additions and 7 deletions
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8
drivers/i2c/busses/i2c-piix4.c
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@ -38,7 +38,6 @@
#include <linux/ioport.h> #include <linux/ioport.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/apm_bios.h>
#include <linux/dmi.h> #include <linux/dmi.h>
#include <asm/io.h> #include <asm/io.h>
@ -343,12 +342,7 @@ static s32 piix4_access(struct i2c_adapter * adap, u16 addr,
switch (size) { switch (size) {
case PIIX4_BYTE: /* Where is the result put? I assume here it is in case PIIX4_BYTE:
SMBHSTDAT0 but it might just as well be in the
SMBHSTCMD. No clue in the docs */
data->byte = inb_p(SMBHSTDAT0);
break;
case PIIX4_BYTE_DATA: case PIIX4_BYTE_DATA:
data->byte = inb_p(SMBHSTDAT0); data->byte = inb_p(SMBHSTDAT0);
break; break;