@@ -1,32 +1,32 @@
/*
- Copyright (c) 1998 - 2002 Frodo Looijaard <frodol@dds.nl> and
- Philip Edelbrock <phil@netroedge.com>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-*/
+ * Copyright (c) 1998 - 2002 Frodo Looijaard <frodol@dds.nl> and
+ * Philip Edelbrock <phil@netroedge.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
/*
- Supports:
- Intel PIIX4, 440MX
- Serverworks OSB4, CSB5, CSB6, HT-1000, HT-1100
- ATI IXP200, IXP300, IXP400, SB600, SB700/SP5100, SB800
- AMD Hudson-2, ML, CZ
- SMSC Victory66
-
- Note: we assume there can only be one device, with one or more
- SMBus interfaces.
- The device can register multiple i2c_adapters (up to PIIX4_MAX_ADAPTERS).
- For devices supporting multiple ports the i2c_adapter should provide
- an i2c_algorithm to access them.
-*/
+ * Supports:
+ * Intel PIIX4, 440MX
+ * Serverworks OSB4, CSB5, CSB6, HT-1000, HT-1100
+ * ATI IXP200, IXP300, IXP400, SB600, SB700/SP5100, SB800
+ * AMD Hudson-2, ML, CZ
+ * SMSC Victory66
+ *
+ * Note: we assume there can only be one device, with one or more
+ * SMBus interfaces.
+ * The device can register multiple i2c_adapters (up to PIIX4_MAX_ADAPTERS).
+ * For devices supporting multiple ports the i2c_adapter should provide
+ * an i2c_algorithm to access them.
+ */
#include <linux/module.h>
#include <linux/moduleparam.h>
@@ -97,14 +97,18 @@
/* insmod parameters */
-/* If force is set to anything different from 0, we forcibly enable the
- PIIX4. DANGEROUS! */
+/*
+ * If force is set to anything different from 0, we forcibly enable the
+ * PIIX4. DANGEROUS!
+ */
static int force;
module_param (force, int, 0);
MODULE_PARM_DESC(force, "Forcibly enable the PIIX4. DANGEROUS!");
-/* If force_addr is set to anything different from 0, we forcibly enable
- the PIIX4 at the given address. VERY DANGEROUS! */
+/*
+ * If force_addr is set to anything different from 0, we forcibly enable
+ * the PIIX4 at the given address. VERY DANGEROUS!
+ */
static int force_addr;
module_param (force_addr, int, 0);
MODULE_PARM_DESC(force_addr,
@@ -132,8 +136,10 @@ static const struct dmi_system_id piix4_dmi_blacklist[] = {
{ }
};
-/* The IBM entry is in a separate table because we only check it
- on Intel-based systems */
+/*
+ * The IBM entry is in a separate table because we only check it
+ * on Intel-based systems
+ */
static const struct dmi_system_id piix4_dmi_ibm[] = {
{
.ident = "IBM",
@@ -172,8 +178,10 @@ static int piix4_setup(struct pci_dev *PIIX4_dev,
(PIIX4_dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5))
srvrworks_csb5_delay = 1;
- /* On some motherboards, it was reported that accessing the SMBus
- caused severe hardware problems */
+ /*
+ * On some motherboards, it was reported that accessing the SMBus
+ * caused severe hardware problems
+ */
if (dmi_check_system(piix4_dmi_blacklist)) {
dev_err(&PIIX4_dev->dev,
"Accessing the SMBus on this system is unsafe!\n");
@@ -215,8 +223,10 @@ static int piix4_setup(struct pci_dev *PIIX4_dev,
pci_read_config_byte(PIIX4_dev, SMBHSTCFG, &temp);
- /* If force_addr is set, we program the new address here. Just to make
- sure, we disable the PIIX4 first. */
+ /*
+ * If force_addr is set, we program the new address here. Just to make
+ * sure, we disable the PIIX4 first.
+ */
if (force_addr) {
pci_write_config_byte(PIIX4_dev, SMBHSTCFG, temp & 0xfe);
pci_write_config_word(PIIX4_dev, SMBBA, piix4_smba);
@@ -369,8 +379,10 @@ static int piix4_setup_aux(struct pci_dev *PIIX4_dev,
const struct pci_device_id *id,
unsigned short base_reg_addr)
{
- /* Set up auxiliary SMBus controllers found on some
- * AMD chipsets e.g. SP5100 (SB700 derivative) */
+ /*
+ * Set up auxiliary SMBus controllers found on some
+ * AMD chipsets e.g. SP5100 (SB700 derivative)
+ */
unsigned short piix4_smba;
@@ -804,8 +816,10 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id)
}
if (retval > 0) {
- /* Try to add the aux adapter if it exists,
- * piix4_add_adapter will clean up if this fails */
+ /*
+ * Try to add the aux adapter if it exists,
+ * piix4_add_adapter will clean up if this fails
+ */
piix4_add_adapter(dev, retval, false, 0,
is_sb800 ? piix4_aux_port_name_sb800 : "",
&piix4_aux_adapter);
Signed-off-by: Carlos Palminha <palminha@synopsys.com> --- drivers/i2c/busses/i2c-piix4.c | 94 ++++++++++++++++++++++++------------------ 1 file changed, 54 insertions(+), 40 deletions(-)