提交 37af8711 编写于 作者: D Daniel Kurtz 提交者: Jean Delvare

i2c-i801: Drop ENABLE_INT9

Later patches enable interrupts.  This preliminary patch removes the older
unsupported ENABLE_INT9 flag.
Signed-off-by: NDaniel Kurtz <djkurtz@chromium.org>
Signed-off-by: NJean Delvare <khali@linux-fr.org>
上级 edbeea63
...@@ -104,7 +104,6 @@ ...@@ -104,7 +104,6 @@
/* Other settings */ /* Other settings */
#define MAX_RETRIES 400 #define MAX_RETRIES 400
#define ENABLE_INT9 0 /* set to 0x01 to enable - untested */
/* I801 command constants */ /* I801 command constants */
#define I801_QUICK 0x00 #define I801_QUICK 0x00
...@@ -271,7 +270,7 @@ static int i801_transaction(struct i801_priv *priv, int xact) ...@@ -271,7 +270,7 @@ static int i801_transaction(struct i801_priv *priv, int xact)
return result; return result;
/* the current contents of SMBHSTCNT can be overwritten, since PEC, /* 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)); outb_p(xact | SMBHSTCNT_START, SMBHSTCNT(priv));
/* We will always wait for a fraction of a second! */ /* 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, ...@@ -323,7 +322,7 @@ static int i801_block_transaction_by_block(struct i801_priv *priv,
outb_p(data->block[i+1], SMBBLKDAT(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)); (hwpec ? SMBHSTCNT_PEC_EN : 0));
if (status) if (status)
return status; return status;
...@@ -376,7 +375,7 @@ static int i801_block_transaction_byte_by_byte(struct i801_priv *priv, ...@@ -376,7 +375,7 @@ static int i801_block_transaction_byte_by_byte(struct i801_priv *priv,
for (i = 1; i <= len; i++) { for (i = 1; i <= len; i++) {
if (i == len && read_write == I2C_SMBUS_READ) if (i == len && read_write == I2C_SMBUS_READ)
smbcmd |= SMBHSTCNT_LAST_BYTE; smbcmd |= SMBHSTCNT_LAST_BYTE;
outb_p(smbcmd | ENABLE_INT9, SMBHSTCNT(priv)); outb_p(smbcmd, SMBHSTCNT(priv));
if (i == 1) if (i == 1)
outb_p(inb(SMBHSTCNT(priv)) | SMBHSTCNT_START, outb_p(inb(SMBHSTCNT(priv)) | SMBHSTCNT_START,
...@@ -567,7 +566,7 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr, ...@@ -567,7 +566,7 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr,
ret = i801_block_transaction(priv, data, read_write, size, ret = i801_block_transaction(priv, data, read_write, size,
hwpec); hwpec);
else 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 /* 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 time, so we forcibly disable it after every transaction. Turn off
......
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