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i2c-i801: Rename some SMBHSTCNT bit constants 

Rename the SMBHSTCNT register bit access constants to match the style of
other register bits.

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Daniel Kurtz 2012-07-24 14:13:58 +02:00 committed by Jean Delvare
parent 70a1cc1952
commit edbeea6383
1 changed files with 11 additions and 10 deletions
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21
drivers/i2c/busses/i2c-i801.c
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@ -102,9 +102,6 @@
#define SMBAUXCTL_CRC 1
#define SMBAUXCTL_E32B 2
/* kill bit for SMBHSTCNT */
#define SMBHSTCNT_KILL 2
/* Other settings */
#define MAX_RETRIES 400
#define ENABLE_INT9 0 /* set to 0x01 to enable - untested */
@ -117,9 +114,13 @@
#define I801_PROC_CALL 0x10 /* unimplemented */
#define I801_BLOCK_DATA 0x14
#define I801_I2C_BLOCK_DATA 0x18 /* ICH5 and later */
#define I801_LAST_BYTE 0x20
#define I801_START 0x40
#define I801_PEC_EN 0x80 /* ICH3 and later */
/* I801 Host Control register bits */
#define SMBHSTCNT_INTREN 0x01
#define SMBHSTCNT_KILL 0x02
#define SMBHSTCNT_LAST_BYTE 0x20
#define SMBHSTCNT_START 0x40
#define SMBHSTCNT_PEC_EN 0x80 /* ICH3 and later */
/* I801 Hosts Status register bits */
#define SMBHSTSTS_BYTE_DONE 0x80
@ -271,7 +272,7 @@ static int i801_transaction(struct i801_priv *priv, int xact)
/* the current contents of SMBHSTCNT can be overwritten, since PEC,
* INTREN, SMBSCMD are passed in xact */
outb_p(xact | I801_START, SMBHSTCNT(priv));
outb_p(xact | SMBHSTCNT_START, SMBHSTCNT(priv));
/* We will always wait for a fraction of a second! */
do {
@ -323,7 +324,7 @@ static int i801_block_transaction_by_block(struct i801_priv *priv,
}
status = i801_transaction(priv, I801_BLOCK_DATA | ENABLE_INT9 |
I801_PEC_EN * hwpec);
(hwpec ? SMBHSTCNT_PEC_EN : 0));
if (status)
return status;
@ -374,11 +375,11 @@ static int i801_block_transaction_byte_by_byte(struct i801_priv *priv,
for (i = 1; i <= len; i++) {
if (i == len && read_write == I2C_SMBUS_READ)
smbcmd |= I801_LAST_BYTE;
smbcmd |= SMBHSTCNT_LAST_BYTE;
outb_p(smbcmd | ENABLE_INT9, SMBHSTCNT(priv));
if (i == 1)
outb_p(inb(SMBHSTCNT(priv)) | I801_START,
outb_p(inb(SMBHSTCNT(priv)) | SMBHSTCNT_START,
SMBHSTCNT(priv));
/* We will always wait for a fraction of a second! */