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-rw-r--r--Documentation/i2c/busses/i2c-viapro12
-rw-r--r--drivers/i2c/busses/i2c-viapro.c76
2 files changed, 43 insertions, 45 deletions
diff --git a/Documentation/i2c/busses/i2c-viapro b/Documentation/i2c/busses/i2c-viapro
index 702f5ac68c09..ef0f1e94e726 100644
--- a/Documentation/i2c/busses/i2c-viapro
+++ b/Documentation/i2c/busses/i2c-viapro
@@ -4,17 +4,17 @@ Supported adapters:
* VIA Technologies, Inc. VT82C596A/B
Datasheet: Sometimes available at the VIA website
- * VIA Technologies, Inc. VT82C686A/B
+ * VIA Technologies, Inc. VT82C686A/B
Datasheet: Sometimes available at the VIA website
* VIA Technologies, Inc. VT8231, VT8233, VT8233A, VT8235, VT8237
Datasheet: available on request from Via
Authors:
- Frodo Looijaard <frodol@dds.nl>,
- Philip Edelbrock <phil@netroedge.com>,
- Kyösti Mälkki <kmalkki@cc.hut.fi>,
- Mark D. Studebaker <mdsxyz123@yahoo.com>
+ Frodo Looijaard <frodol@dds.nl>,
+ Philip Edelbrock <phil@netroedge.com>,
+ Kyösti Mälkki <kmalkki@cc.hut.fi>,
+ Mark D. Studebaker <mdsxyz123@yahoo.com>
Module Parameters
-----------------
@@ -43,5 +43,3 @@ Your lspci -n listing must show one of these :
If none of these show up, you should look in the BIOS for settings like
enable ACPI / SMBus or even USB.
-
-
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index 99d209e0485a..262755e1ae02 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -1,7 +1,7 @@
/*
i2c-viapro.c - Part of lm_sensors, Linux kernel modules for hardware
monitoring
- Copyright (c) 1998 - 2002 Frodo Looijaard <frodol@dds.nl>,
+ Copyright (c) 1998 - 2002 Frodo Looijaard <frodol@dds.nl>,
Philip Edelbrock <phil@netroedge.com>, Kyösti Mälkki <kmalkki@cc.hut.fi>,
Mark D. Studebaker <mdsxyz123@yahoo.com>
@@ -46,9 +46,9 @@
static struct pci_dev *vt596_pdev;
-#define SMBBA1 0x90
-#define SMBBA2 0x80
-#define SMBBA3 0xD0
+#define SMBBA1 0x90
+#define SMBBA2 0x80
+#define SMBBA3 0xD0
/* SMBus address offsets */
static unsigned short vt596_smba;
@@ -68,26 +68,26 @@ static unsigned short vt596_smba;
/* PCI Address Constants */
/* SMBus data in configuration space can be found in two places,
- We try to select the better one*/
+ We try to select the better one */
static unsigned short smb_cf_hstcfg = 0xD2;
-#define SMBHSTCFG (smb_cf_hstcfg)
-#define SMBSLVC (smb_cf_hstcfg + 1)
-#define SMBSHDW1 (smb_cf_hstcfg + 2)
-#define SMBSHDW2 (smb_cf_hstcfg + 3)
-#define SMBREV (smb_cf_hstcfg + 4)
+#define SMBHSTCFG (smb_cf_hstcfg)
+#define SMBSLVC (smb_cf_hstcfg + 1)
+#define SMBSHDW1 (smb_cf_hstcfg + 2)
+#define SMBSHDW2 (smb_cf_hstcfg + 3)
+#define SMBREV (smb_cf_hstcfg + 4)
/* Other settings */
#define MAX_TIMEOUT 500
#define ENABLE_INT9 0
/* VT82C596 constants */
-#define VT596_QUICK 0x00
-#define VT596_BYTE 0x04
-#define VT596_BYTE_DATA 0x08
-#define VT596_WORD_DATA 0x0C
-#define VT596_BLOCK_DATA 0x14
+#define VT596_QUICK 0x00
+#define VT596_BYTE 0x04
+#define VT596_BYTE_DATA 0x08
+#define VT596_WORD_DATA 0x0C
+#define VT596_BLOCK_DATA 0x14
/* If force is set to anything different from 0, we forcibly enable the
@@ -115,19 +115,19 @@ static int vt596_transaction(void)
int timeout = 0;
dev_dbg(&vt596_adapter.dev, "Transaction (pre): CNT=%02x, CMD=%02x, "
- "ADD=%02x, DAT0=%02x, DAT1=%02x\n", inb_p(SMBHSTCNT),
- inb_p(SMBHSTCMD), inb_p(SMBHSTADD), inb_p(SMBHSTDAT0),
+ "ADD=%02x, DAT0=%02x, DAT1=%02x\n", inb_p(SMBHSTCNT),
+ inb_p(SMBHSTCMD), inb_p(SMBHSTADD), inb_p(SMBHSTDAT0),
inb_p(SMBHSTDAT1));
/* Make sure the SMBus host is ready to start transmitting */
if ((temp = inb_p(SMBHSTSTS)) & 0x1F) {
dev_dbg(&vt596_adapter.dev, "SMBus busy (0x%02x). "
- "Resetting...\n", temp);
-
+ "Resetting...\n", temp);
+
outb_p(temp, SMBHSTSTS);
if ((temp = inb_p(SMBHSTSTS)) & 0x1F) {
dev_dbg(&vt596_adapter.dev, "Failed! (0x%02x)\n", temp);
-
+
return -1;
} else {
dev_dbg(&vt596_adapter.dev, "Successfull!\n");
@@ -137,7 +137,7 @@ static int vt596_transaction(void)
/* start the transaction by setting bit 6 */
outb_p(inb(SMBHSTCNT) | 0x040, SMBHSTCNT);
- /* We will always wait for a fraction of a second!
+ /* We will always wait for a fraction of a second!
I don't know if VIA needs this, Intel did */
do {
msleep(1);
@@ -177,16 +177,16 @@ static int vt596_transaction(void)
dev_dbg(&vt596_adapter.dev, "Transaction (post): CNT=%02x, CMD=%02x, "
"ADD=%02x, DAT0=%02x, DAT1=%02x\n", inb_p(SMBHSTCNT),
- inb_p(SMBHSTCMD), inb_p(SMBHSTADD), inb_p(SMBHSTDAT0),
+ inb_p(SMBHSTCMD), inb_p(SMBHSTADD), inb_p(SMBHSTDAT0),
inb_p(SMBHSTDAT1));
-
+
return result;
}
/* Return -1 on error. */
static s32 vt596_access(struct i2c_adapter *adap, u16 addr,
- unsigned short flags, char read_write, u8 command,
- int size, union i2c_smbus_data *data)
+ unsigned short flags, char read_write, u8 command,
+ int size, union i2c_smbus_data *data)
{
int i, len;
@@ -256,7 +256,7 @@ static s32 vt596_access(struct i2c_adapter *adap, u16 addr,
case VT596_BYTE:
/* Where is the result put? I assume here it is in
* SMBHSTDAT0 but it might just as well be in the
- * SMBHSTCMD. No clue in the docs
+ * SMBHSTCMD. No clue in the docs
*/
data->byte = inb_p(SMBHSTDAT0);
break;
@@ -302,7 +302,7 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
{
unsigned char temp;
int error = -ENODEV;
-
+
/* Determine the address of the SMBus areas */
if (force_addr) {
vt596_smba = force_addr & 0xfff0;
@@ -333,10 +333,10 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
return -ENODEV;
}
- found:
+found:
if (!request_region(vt596_smba, 8, "viapro-smbus")) {
dev_err(&pdev->dev, "SMBus region 0x%x already in use!\n",
- vt596_smba);
+ vt596_smba);
return -ENODEV;
}
@@ -348,13 +348,13 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
pci_write_config_word(pdev, id->driver_data, vt596_smba);
pci_write_config_byte(pdev, SMBHSTCFG, temp | 0x01);
dev_warn(&pdev->dev, "WARNING: SMBus interface set to new "
- "address 0x%04x!\n", vt596_smba);
+ "address 0x%04x!\n", vt596_smba);
} else if ((temp & 1) == 0) {
if (force) {
- /* NOTE: This assumes I/O space and other allocations
- * WERE done by the Bios! Don't complain if your
- * hardware does weird things after enabling this.
- * :') Check for Bios updates before resorting to
+ /* NOTE: This assumes I/O space and other allocations
+ * WERE done by the Bios! Don't complain if your
+ * hardware does weird things after enabling this.
+ * :') Check for Bios updates before resorting to
* this.
*/
pci_write_config_byte(pdev, SMBHSTCFG, temp | 1);
@@ -381,8 +381,8 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
vt596_adapter.dev.parent = &pdev->dev;
snprintf(vt596_adapter.name, I2C_NAME_SIZE,
- "SMBus Via Pro adapter at %04x", vt596_smba);
-
+ "SMBus Via Pro adapter at %04x", vt596_smba);
+
vt596_pdev = pci_dev_get(pdev);
if (i2c_add_adapter(&vt596_adapter)) {
pci_dev_put(vt596_pdev);
@@ -395,7 +395,7 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
*/
return -ENODEV;
- release_region:
+release_region:
release_region(vt596_smba, 8);
return error;
}
@@ -420,7 +420,7 @@ static struct pci_device_id vt596_ids[] = {
{ 0, }
};
-MODULE_DEVICE_TABLE (pci, vt596_ids);
+MODULE_DEVICE_TABLE(pci, vt596_ids);
static struct pci_driver vt596_driver = {
.name = "vt596_smbus",
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-10 11:37:05 +0000