diff options
| author | Daniel Kurtz <djkurtz@chromium.org> | 2012-07-24 14:13:58 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@endymion.delvare> | 2012-07-24 14:13:58 +0200 |
| commit | 37af871112e1dec1e39dfac782f0be5926be1c88 (patch) | |
| tree | ceea12fef1f8a412509ae903cacb8d30b248ed9f /drivers/i2c | |
| parent | edbeea63839cf0ea169c3e0737d49a96b2ca8388 (diff) | |
i2c-i801: Drop ENABLE_INT9
Later patches enable interrupts. This preliminary patch removes the older
unsupported ENABLE_INT9 flag.
Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-i801.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 016fa22f135..569a282e334 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -104,7 +104,6 @@ /* Other settings */ #define MAX_RETRIES 400 -#define ENABLE_INT9 0 /* set to 0x01 to enable - untested */ /* I801 command constants */ #define I801_QUICK 0x00 @@ -271,7 +270,7 @@ static int i801_transaction(struct i801_priv *priv, int xact) return result; /* the current contents of SMBHSTCNT can be overwritten, since PEC, - * INTREN, SMBSCMD are passed in xact */ + * SMBSCMD are passed in xact */ outb_p(xact | SMBHSTCNT_START, SMBHSTCNT(priv)); /* We will always wait for a fraction of a second! */ @@ -323,7 +322,7 @@ static int i801_block_transaction_by_block(struct i801_priv *priv, outb_p(data->block[i+1], SMBBLKDAT(priv)); } - status = i801_transaction(priv, I801_BLOCK_DATA | ENABLE_INT9 | + status = i801_transaction(priv, I801_BLOCK_DATA | (hwpec ? SMBHSTCNT_PEC_EN : 0)); if (status) return status; @@ -376,7 +375,7 @@ 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 |= SMBHSTCNT_LAST_BYTE; - outb_p(smbcmd | ENABLE_INT9, SMBHSTCNT(priv)); + outb_p(smbcmd, SMBHSTCNT(priv)); if (i == 1) outb_p(inb(SMBHSTCNT(priv)) | SMBHSTCNT_START, @@ -567,7 +566,7 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr, ret = i801_block_transaction(priv, data, read_write, size, hwpec); else - ret = i801_transaction(priv, xact | ENABLE_INT9); + ret = i801_transaction(priv, xact); /* Some BIOSes don't like it when PEC is enabled at reboot or resume time, so we forcibly disable it after every transaction. Turn off |