diff --git a/arch/i386/kernel/cpu/cpufreq/Kconfig b/arch/i386/kernel/cpu/cpufreq/Kconfig
index 26892d2099b0278766b993cbde60d17ef2fcb534..0f1eb507233b701c6bb7b158104e0e5cfd9e4d85 100644
--- a/arch/i386/kernel/cpu/cpufreq/Kconfig
+++ b/arch/i386/kernel/cpu/cpufreq/Kconfig
@@ -96,7 +96,6 @@ config X86_POWERNOW_K8_ACPI
config X86_GX_SUSPMOD
tristate "Cyrix MediaGX/NatSemi Geode Suspend Modulation"
- depends on PCI
help
This add the CPUFreq driver for NatSemi Geode processors which
support suspend modulation.
diff --git a/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c b/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c
index 2b62dee35c6c83299105b46ffc5e00b8969b3c5d..f275e0d4aee525a5868963e6e8240a2b531cb2cd 100644
--- a/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c
+++ b/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c
@@ -39,7 +39,7 @@ static struct pci_dev *nforce2_chipset_dev;
static int fid = 0;
/* min_fsb, max_fsb:
- * minimum and maximum FSB (= FSB at boot time)
+ * minimum and maximum FSB (= FSB at boot time)
*/
static int min_fsb = 0;
static int max_fsb = 0;
@@ -57,10 +57,10 @@ MODULE_PARM_DESC(min_fsb,
#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "cpufreq-nforce2", msg)
-/*
+/**
* nforce2_calc_fsb - calculate FSB
* @pll: PLL value
- *
+ *
* Calculates FSB from PLL value
*/
static int nforce2_calc_fsb(int pll)
@@ -76,10 +76,10 @@ static int nforce2_calc_fsb(int pll)
return 0;
}
-/*
+/**
* nforce2_calc_pll - calculate PLL value
* @fsb: FSB
- *
+ *
* Calculate PLL value for given FSB
*/
static int nforce2_calc_pll(unsigned int fsb)
@@ -106,10 +106,10 @@ static int nforce2_calc_pll(unsigned int fsb)
return NFORCE2_PLL(mul, div);
}
-/*
+/**
* nforce2_write_pll - write PLL value to chipset
* @pll: PLL value
- *
+ *
* Writes new FSB PLL value to chipset
*/
static void nforce2_write_pll(int pll)
@@ -121,15 +121,13 @@ static void nforce2_write_pll(int pll)
pci_write_config_dword(nforce2_chipset_dev, NFORCE2_PLLADR, temp);
/* Now write the value in all 64 registers */
- for (temp = 0; temp <= 0x3f; temp++) {
- pci_write_config_dword(nforce2_chipset_dev,
- NFORCE2_PLLREG, pll);
- }
+ for (temp = 0; temp <= 0x3f; temp++)
+ pci_write_config_dword(nforce2_chipset_dev, NFORCE2_PLLREG, pll);
return;
}
-/*
+/**
* nforce2_fsb_read - Read FSB
*
* Read FSB from chipset
@@ -140,39 +138,32 @@ static unsigned int nforce2_fsb_read(int bootfsb)
struct pci_dev *nforce2_sub5;
u32 fsb, temp = 0;
-
/* Get chipset boot FSB from subdevice 5 (FSB at boot-time) */
nforce2_sub5 = pci_get_subsys(PCI_VENDOR_ID_NVIDIA,
- 0x01EF,
- PCI_ANY_ID,
- PCI_ANY_ID,
- NULL);
-
+ 0x01EF,PCI_ANY_ID,PCI_ANY_ID,NULL);
if (!nforce2_sub5)
return 0;
pci_read_config_dword(nforce2_sub5, NFORCE2_BOOTFSB, &fsb);
fsb /= 1000000;
-
+
/* Check if PLL register is already set */
- pci_read_config_byte(nforce2_chipset_dev,
- NFORCE2_PLLENABLE, (u8 *)&temp);
-
+ pci_read_config_byte(nforce2_chipset_dev,NFORCE2_PLLENABLE, (u8 *)&temp);
+
if(bootfsb || !temp)
return fsb;
/* Use PLL register FSB value */
- pci_read_config_dword(nforce2_chipset_dev,
- NFORCE2_PLLREG, &temp);
+ pci_read_config_dword(nforce2_chipset_dev,NFORCE2_PLLREG, &temp);
fsb = nforce2_calc_fsb(temp);
return fsb;
}
-/*
+/**
* nforce2_set_fsb - set new FSB
* @fsb: New FSB
- *
+ *
* Sets new FSB
*/
static int nforce2_set_fsb(unsigned int fsb)
@@ -186,7 +177,7 @@ static int nforce2_set_fsb(unsigned int fsb)
printk(KERN_ERR "cpufreq: FSB %d is out of range!\n", fsb);
return -EINVAL;
}
-
+
tfsb = nforce2_fsb_read(0);
if (!tfsb) {
printk(KERN_ERR "cpufreq: Error while reading the FSB\n");
@@ -194,8 +185,7 @@ static int nforce2_set_fsb(unsigned int fsb)
}
/* First write? Then set actual value */
- pci_read_config_byte(nforce2_chipset_dev,
- NFORCE2_PLLENABLE, (u8 *)&temp);
+ pci_read_config_byte(nforce2_chipset_dev,NFORCE2_PLLENABLE, (u8 *)&temp);
if (!temp) {
pll = nforce2_calc_pll(tfsb);
@@ -223,7 +213,7 @@ static int nforce2_set_fsb(unsigned int fsb)
/* Calculate the PLL reg. value */
if ((pll = nforce2_calc_pll(tfsb)) == -1)
return -EINVAL;
-
+
nforce2_write_pll(pll);
#ifdef NFORCE2_DELAY
mdelay(NFORCE2_DELAY);
@@ -239,7 +229,7 @@ static int nforce2_set_fsb(unsigned int fsb)
/**
* nforce2_get - get the CPU frequency
* @cpu: CPU number
- *
+ *
* Returns the CPU frequency
*/
static unsigned int nforce2_get(unsigned int cpu)
@@ -354,10 +344,10 @@ static int nforce2_cpu_init(struct cpufreq_policy *policy)
printk(KERN_INFO "cpufreq: FSB currently at %i MHz, FID %d.%d\n", fsb,
fid / 10, fid % 10);
-
+
/* Set maximum FSB to FSB at boot time */
max_fsb = nforce2_fsb_read(1);
-
+
if(!max_fsb)
return -EIO;
@@ -398,17 +388,15 @@ static struct cpufreq_driver nforce2_driver = {
* nforce2_detect_chipset - detect the Southbridge which contains FSB PLL logic
*
* Detects nForce2 A2 and C1 stepping
- *
+ *
*/
static unsigned int nforce2_detect_chipset(void)
{
u8 revision;
nforce2_chipset_dev = pci_get_subsys(PCI_VENDOR_ID_NVIDIA,
- PCI_DEVICE_ID_NVIDIA_NFORCE2,
- PCI_ANY_ID,
- PCI_ANY_ID,
- NULL);
+ PCI_DEVICE_ID_NVIDIA_NFORCE2,
+ PCI_ANY_ID, PCI_ANY_ID, NULL);
if (nforce2_chipset_dev == NULL)
return -ENODEV;
diff --git a/arch/i386/kernel/cpu/cpufreq/elanfreq.c b/arch/i386/kernel/cpu/cpufreq/elanfreq.c
index 3f7caa4ae6d6da5488fd38d03f9996974aee379d..f317276afa7af179906f2035705bcf66a91d1824 100644
--- a/arch/i386/kernel/cpu/cpufreq/elanfreq.c
+++ b/arch/i386/kernel/cpu/cpufreq/elanfreq.c
@@ -1,16 +1,16 @@
/*
- * elanfreq: cpufreq driver for the AMD ELAN family
+ * elanfreq: cpufreq driver for the AMD ELAN family
*
* (c) Copyright 2002 Robert Schwebel <r.schwebel@pengutronix.de>
*
- * Parts of this code are (c) Sven Geggus <sven@geggus.net>
+ * Parts of this code are (c) Sven Geggus <sven@geggus.net>
*
- * All Rights Reserved.
+ * All Rights Reserved.
*
* 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.
+ * 2 of the License, or (at your option) any later version.
*
* 2002-02-13: - initial revision for 2.4.18-pre9 by Robert Schwebel
*
@@ -28,7 +28,7 @@
#include <asm/timex.h>
#include <asm/io.h>
-#define REG_CSCIR 0x22 /* Chip Setup and Control Index Register */
+#define REG_CSCIR 0x22 /* Chip Setup and Control Index Register */
#define REG_CSCDR 0x23 /* Chip Setup and Control Data Register */
/* Module parameter */
@@ -41,7 +41,7 @@ struct s_elan_multiplier {
};
/*
- * It is important that the frequencies
+ * It is important that the frequencies
* are listed in ascending order here!
*/
struct s_elan_multiplier elan_multiplier[] = {
@@ -72,78 +72,79 @@ static struct cpufreq_frequency_table elanfreq_table[] = {
* elanfreq_get_cpu_frequency: determine current cpu speed
*
* Finds out at which frequency the CPU of the Elan SOC runs
- * at the moment. Frequencies from 1 to 33 MHz are generated
+ * at the moment. Frequencies from 1 to 33 MHz are generated
* the normal way, 66 and 99 MHz are called "Hyperspeed Mode"
- * and have the rest of the chip running with 33 MHz.
+ * and have the rest of the chip running with 33 MHz.
*/
static unsigned int elanfreq_get_cpu_frequency(unsigned int cpu)
{
- u8 clockspeed_reg; /* Clock Speed Register */
-
+ u8 clockspeed_reg; /* Clock Speed Register */
+
local_irq_disable();
- outb_p(0x80,REG_CSCIR);
- clockspeed_reg = inb_p(REG_CSCDR);
+ outb_p(0x80,REG_CSCIR);
+ clockspeed_reg = inb_p(REG_CSCDR);
local_irq_enable();
- if ((clockspeed_reg & 0xE0) == 0xE0) { return 0; }
+ if ((clockspeed_reg & 0xE0) == 0xE0)
+ return 0;
- /* Are we in CPU clock multiplied mode (66/99 MHz)? */
- if ((clockspeed_reg & 0xE0) == 0xC0) {
- if ((clockspeed_reg & 0x01) == 0) {
+ /* Are we in CPU clock multiplied mode (66/99 MHz)? */
+ if ((clockspeed_reg & 0xE0) == 0xC0) {
+ if ((clockspeed_reg & 0x01) == 0)
return 66000;
- } else {
- return 99000;
- }
- }
+ else
+ return 99000;
+ }
/* 33 MHz is not 32 MHz... */
if ((clockspeed_reg & 0xE0)==0xA0)
return 33000;
- return ((1<<((clockspeed_reg & 0xE0) >> 5)) * 1000);
+ return ((1<<((clockspeed_reg & 0xE0) >> 5)) * 1000);
}
/**
- * elanfreq_set_cpu_frequency: Change the CPU core frequency
- * @cpu: cpu number
+ * elanfreq_set_cpu_frequency: Change the CPU core frequency
+ * @cpu: cpu number
* @freq: frequency in kHz
*
- * This function takes a frequency value and changes the CPU frequency
+ * This function takes a frequency value and changes the CPU frequency
* according to this. Note that the frequency has to be checked by
* elanfreq_validatespeed() for correctness!
- *
- * There is no return value.
+ *
+ * There is no return value.
*/
-static void elanfreq_set_cpu_state (unsigned int state) {
-
+static void elanfreq_set_cpu_state (unsigned int state)
+{
struct cpufreq_freqs freqs;
freqs.old = elanfreq_get_cpu_frequency(0);
freqs.new = elan_multiplier[state].clock;
freqs.cpu = 0; /* elanfreq.c is UP only driver */
-
+
cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- printk(KERN_INFO "elanfreq: attempting to set frequency to %i kHz\n",elan_multiplier[state].clock);
+ printk(KERN_INFO "elanfreq: attempting to set frequency to %i kHz\n",
+ elan_multiplier[state].clock);
- /*
- * Access to the Elan's internal registers is indexed via
- * 0x22: Chip Setup & Control Register Index Register (CSCI)
- * 0x23: Chip Setup & Control Register Data Register (CSCD)
+ /*
+ * Access to the Elan's internal registers is indexed via
+ * 0x22: Chip Setup & Control Register Index Register (CSCI)
+ * 0x23: Chip Setup & Control Register Data Register (CSCD)
*
*/
- /*
- * 0x40 is the Power Management Unit's Force Mode Register.
+ /*
+ * 0x40 is the Power Management Unit's Force Mode Register.
* Bit 6 enables Hyperspeed Mode (66/100 MHz core frequency)
*/
local_irq_disable();
- outb_p(0x40,REG_CSCIR); /* Disable hyperspeed mode */
+ outb_p(0x40,REG_CSCIR); /* Disable hyperspeed mode */
outb_p(0x00,REG_CSCDR);
local_irq_enable(); /* wait till internal pipelines and */
udelay(1000); /* buffers have cleaned up */
@@ -166,10 +167,10 @@ static void elanfreq_set_cpu_state (unsigned int state) {
/**
* elanfreq_validatespeed: test if frequency range is valid
- * @policy: the policy to validate
+ * @policy: the policy to validate
*
- * This function checks if a given frequency range in kHz is valid
- * for the hardware supported by the driver.
+ * This function checks if a given frequency range in kHz is valid
+ * for the hardware supported by the driver.
*/
static int elanfreq_verify (struct cpufreq_policy *policy)
@@ -177,11 +178,11 @@ static int elanfreq_verify (struct cpufreq_policy *policy)
return cpufreq_frequency_table_verify(policy, &elanfreq_table[0]);
}
-static int elanfreq_target (struct cpufreq_policy *policy,
- unsigned int target_freq,
+static int elanfreq_target (struct cpufreq_policy *policy,
+ unsigned int target_freq,
unsigned int relation)
{
- unsigned int newstate = 0;
+ unsigned int newstate = 0;
if (cpufreq_frequency_table_target(policy, &elanfreq_table[0], target_freq, relation, &newstate))
return -EINVAL;
@@ -212,7 +213,7 @@ static int elanfreq_cpu_init(struct cpufreq_policy *policy)
max_freq = elanfreq_get_cpu_frequency(0);
/* table init */
- for (i=0; (elanfreq_table[i].frequency != CPUFREQ_TABLE_END); i++) {
+ for (i=0; (elanfreq_table[i].frequency != CPUFREQ_TABLE_END); i++) {
if (elanfreq_table[i].frequency > max_freq)
elanfreq_table[i].frequency = CPUFREQ_ENTRY_INVALID;
}
@@ -226,8 +227,7 @@ static int elanfreq_cpu_init(struct cpufreq_policy *policy)
if (result)
return (result);
- cpufreq_frequency_table_get_attr(elanfreq_table, policy->cpu);
-
+ cpufreq_frequency_table_get_attr(elanfreq_table, policy->cpu);
return 0;
}
@@ -268,9 +268,9 @@ static struct freq_attr* elanfreq_attr[] = {
static struct cpufreq_driver elanfreq_driver = {
- .get = elanfreq_get_cpu_frequency,
- .verify = elanfreq_verify,
- .target = elanfreq_target,
+ .get = elanfreq_get_cpu_frequency,
+ .verify = elanfreq_verify,
+ .target = elanfreq_target,
.init = elanfreq_cpu_init,
.exit = elanfreq_cpu_exit,
.name = "elanfreq",
@@ -279,23 +279,21 @@ static struct cpufreq_driver elanfreq_driver = {
};
-static int __init elanfreq_init(void)
-{
+static int __init elanfreq_init(void)
+{
struct cpuinfo_x86 *c = cpu_data;
/* Test if we have the right hardware */
if ((c->x86_vendor != X86_VENDOR_AMD) ||
- (c->x86 != 4) || (c->x86_model!=10))
- {
+ (c->x86 != 4) || (c->x86_model!=10)) {
printk(KERN_INFO "elanfreq: error: no Elan processor found!\n");
return -ENODEV;
}
-
return cpufreq_register_driver(&elanfreq_driver);
}
-static void __exit elanfreq_exit(void)
+static void __exit elanfreq_exit(void)
{
cpufreq_unregister_driver(&elanfreq_driver);
}
@@ -309,4 +307,3 @@ MODULE_DESCRIPTION("cpufreq driver for AMD's Elan CPUs");
module_init(elanfreq_init);
module_exit(elanfreq_exit);
-
diff --git a/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c b/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c
index e86ea486c31135fd989e93a82627ae457ad0bafc..65b8fa2b0ee42ce485f8b1dc7be56e71152efda8 100644
--- a/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c
+++ b/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c
@@ -6,12 +6,12 @@
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation
+ * version 2 as published by the Free Software Foundation
*
* The author(s) of this software shall not be held liable for damages
* of any nature resulting due to the use of this software. This
* software is provided AS-IS with no warranties.
- *
+ *
* Theoritical note:
*
* (see Geode(tm) CS5530 manual (rev.4.1) page.56)
@@ -21,18 +21,18 @@
*
* Suspend Modulation works by asserting and de-asserting the SUSP# pin
* to CPU(GX1/GXLV) for configurable durations. When asserting SUSP#
- * the CPU enters an idle state. GX1 stops its core clock when SUSP# is
+ * the CPU enters an idle state. GX1 stops its core clock when SUSP# is
* asserted then power consumption is reduced.
*
- * Suspend Modulation's OFF/ON duration are configurable
+ * Suspend Modulation's OFF/ON duration are configurable
* with 'Suspend Modulation OFF Count Register'
* and 'Suspend Modulation ON Count Register'.
- * These registers are 8bit counters that represent the number of
+ * These registers are 8bit counters that represent the number of
* 32us intervals which the SUSP# pin is asserted(ON)/de-asserted(OFF)
* to the processor.
*
- * These counters define a ratio which is the effective frequency
- * of operation of the system.
+ * These counters define a ratio which is the effective frequency
+ * of operation of the system.
*
* OFF Count
* F_eff = Fgx * ----------------------
@@ -40,24 +40,24 @@
*
* 0 <= On Count, Off Count <= 255
*
- * From these limits, we can get register values
+ * From these limits, we can get register values
*
* off_duration + on_duration <= MAX_DURATION
* on_duration = off_duration * (stock_freq - freq) / freq
*
- * off_duration = (freq * DURATION) / stock_freq
- * on_duration = DURATION - off_duration
+ * off_duration = (freq * DURATION) / stock_freq
+ * on_duration = DURATION - off_duration
*
*
*---------------------------------------------------------------------------
*
* ChangeLog:
- * Dec. 12, 2003 Hiroshi Miura <miura@da-cha.org>
- * - fix on/off register mistake
- * - fix cpu_khz calc when it stops cpu modulation.
+ * Dec. 12, 2003 Hiroshi Miura <miura@da-cha.org>
+ * - fix on/off register mistake
+ * - fix cpu_khz calc when it stops cpu modulation.
*
- * Dec. 11, 2002 Hiroshi Miura <miura@da-cha.org>
- * - rewrite for Cyrix MediaGX Cx5510/5520 and
+ * Dec. 11, 2002 Hiroshi Miura <miura@da-cha.org>
+ * - rewrite for Cyrix MediaGX Cx5510/5520 and
* NatSemi Geode Cs5530(A).
*
* Jul. ??, 2002 Zwane Mwaikambo <zwane@commfireservices.com>
@@ -74,40 +74,40 @@
************************************************************************/
#include <linux/kernel.h>
-#include <linux/module.h>
+#include <linux/module.h>
#include <linux/init.h>
#include <linux/smp.h>
#include <linux/cpufreq.h>
#include <linux/pci.h>
-#include <asm/processor.h>
+#include <asm/processor.h>
#include <asm/errno.h>
/* PCI config registers, all at F0 */
-#define PCI_PMER1 0x80 /* power management enable register 1 */
-#define PCI_PMER2 0x81 /* power management enable register 2 */
-#define PCI_PMER3 0x82 /* power management enable register 3 */
-#define PCI_IRQTC 0x8c /* irq speedup timer counter register:typical 2 to 4ms */
-#define PCI_VIDTC 0x8d /* video speedup timer counter register: typical 50 to 100ms */
-#define PCI_MODOFF 0x94 /* suspend modulation OFF counter register, 1 = 32us */
-#define PCI_MODON 0x95 /* suspend modulation ON counter register */
-#define PCI_SUSCFG 0x96 /* suspend configuration register */
+#define PCI_PMER1 0x80 /* power management enable register 1 */
+#define PCI_PMER2 0x81 /* power management enable register 2 */
+#define PCI_PMER3 0x82 /* power management enable register 3 */
+#define PCI_IRQTC 0x8c /* irq speedup timer counter register:typical 2 to 4ms */
+#define PCI_VIDTC 0x8d /* video speedup timer counter register: typical 50 to 100ms */
+#define PCI_MODOFF 0x94 /* suspend modulation OFF counter register, 1 = 32us */
+#define PCI_MODON 0x95 /* suspend modulation ON counter register */
+#define PCI_SUSCFG 0x96 /* suspend configuration register */
/* PMER1 bits */
-#define GPM (1<<0) /* global power management */
-#define GIT (1<<1) /* globally enable PM device idle timers */
-#define GTR (1<<2) /* globally enable IO traps */
-#define IRQ_SPDUP (1<<3) /* disable clock throttle during interrupt handling */
-#define VID_SPDUP (1<<4) /* disable clock throttle during vga video handling */
+#define GPM (1<<0) /* global power management */
+#define GIT (1<<1) /* globally enable PM device idle timers */
+#define GTR (1<<2) /* globally enable IO traps */
+#define IRQ_SPDUP (1<<3) /* disable clock throttle during interrupt handling */
+#define VID_SPDUP (1<<4) /* disable clock throttle during vga video handling */
/* SUSCFG bits */
-#define SUSMOD (1<<0) /* enable/disable suspend modulation */
-/* the belows support only with cs5530 (after rev.1.2)/cs5530A */
-#define SMISPDUP (1<<1) /* select how SMI re-enable suspend modulation: */
- /* IRQTC timer or read SMI speedup disable reg.(F1BAR[08-09h]) */
-#define SUSCFG (1<<2) /* enable powering down a GXLV processor. "Special 3Volt Suspend" mode */
-/* the belows support only with cs5530A */
-#define PWRSVE_ISA (1<<3) /* stop ISA clock */
-#define PWRSVE (1<<4) /* active idle */
+#define SUSMOD (1<<0) /* enable/disable suspend modulation */
+/* the belows support only with cs5530 (after rev.1.2)/cs5530A */
+#define SMISPDUP (1<<1) /* select how SMI re-enable suspend modulation: */
+ /* IRQTC timer or read SMI speedup disable reg.(F1BAR[08-09h]) */
+#define SUSCFG (1<<2) /* enable powering down a GXLV processor. "Special 3Volt Suspend" mode */
+/* the belows support only with cs5530A */
+#define PWRSVE_ISA (1<<3) /* stop ISA clock */
+#define PWRSVE (1<<4) /* active idle */
struct gxfreq_params {
u8 on_duration;
@@ -128,7 +128,7 @@ module_param (pci_busclk, int, 0444);
/* maximum duration for which the cpu may be suspended
* (32us * MAX_DURATION). If no parameter is given, this defaults
- * to 255.
+ * to 255.
* Note that this leads to a maximum of 8 ms(!) where the CPU clock
* is suspended -- processing power is just 0.39% of what it used to be,
* though. 781.25 kHz(!) for a 200 MHz processor -- wow. */
@@ -144,17 +144,17 @@ module_param (max_duration, int, 0444);
#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "gx-suspmod", msg)
/**
- * we can detect a core multipiler from dir0_lsb
- * from GX1 datasheet p.56,
- * MULT[3:0]:
- * 0000 = SYSCLK multiplied by 4 (test only)
- * 0001 = SYSCLK multiplied by 10
- * 0010 = SYSCLK multiplied by 4
- * 0011 = SYSCLK multiplied by 6
- * 0100 = SYSCLK multiplied by 9
- * 0101 = SYSCLK multiplied by 5
- * 0110 = SYSCLK multiplied by 7
- * 0111 = SYSCLK multiplied by 8
+ * we can detect a core multipiler from dir0_lsb
+ * from GX1 datasheet p.56,
+ * MULT[3:0]:
+ * 0000 = SYSCLK multiplied by 4 (test only)
+ * 0001 = SYSCLK multiplied by 10
+ * 0010 = SYSCLK multiplied by 4
+ * 0011 = SYSCLK multiplied by 6
+ * 0100 = SYSCLK multiplied by 9
+ * 0101 = SYSCLK multiplied by 5
+ * 0110 = SYSCLK multiplied by 7
+ * 0111 = SYSCLK multiplied by 8
* of 33.3MHz
**/
static int gx_freq_mult[16] = {
@@ -164,17 +164,17 @@ static int gx_freq_mult[16] = {
/****************************************************************
- * Low Level chipset interface *
+ * Low Level chipset interface *
****************************************************************/
static struct pci_device_id gx_chipset_tbl[] __initdata = {
- { PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5530_LEGACY, PCI_ANY_ID, PCI_ANY_ID },
- { PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5520, PCI_ANY_ID, PCI_ANY_ID },
- { PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5510, PCI_ANY_ID, PCI_ANY_ID },
- { 0, },
+ { PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5530_LEGACY, PCI_ANY_ID, PCI_ANY_ID },
+ { PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5520, PCI_ANY_ID, PCI_ANY_ID },
+ { PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5510, PCI_ANY_ID, PCI_ANY_ID },
+ { 0, },
};
/**
- * gx_detect_chipset:
+ * gx_detect_chipset:
*
**/
static __init struct pci_dev *gx_detect_chipset(void)
@@ -182,17 +182,16 @@ static __init struct pci_dev *gx_detect_chipset(void)
struct pci_dev *gx_pci = NULL;
/* check if CPU is a MediaGX or a Geode. */
- if ((current_cpu_data.x86_vendor != X86_VENDOR_NSC) &&
+ if ((current_cpu_data.x86_vendor != X86_VENDOR_NSC) &&
(current_cpu_data.x86_vendor != X86_VENDOR_CYRIX)) {
dprintk("error: no MediaGX/Geode processor found!\n");
- return NULL;
+ return NULL;
}
/* detect which companion chip is used */
while ((gx_pci = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, gx_pci)) != NULL) {
- if ((pci_match_id(gx_chipset_tbl, gx_pci)) != NULL) {
+ if ((pci_match_id(gx_chipset_tbl, gx_pci)) != NULL)
return gx_pci;
- }
}
dprintk("error: no supported chipset found!\n");
@@ -200,24 +199,24 @@ static __init struct pci_dev *gx_detect_chipset(void)
}
/**
- * gx_get_cpuspeed:
+ * gx_get_cpuspeed:
*
* Finds out at which efficient frequency the Cyrix MediaGX/NatSemi Geode CPU runs.
*/
static unsigned int gx_get_cpuspeed(unsigned int cpu)
{
- if ((gx_params->pci_suscfg & SUSMOD) == 0)
+ if ((gx_params->pci_suscfg & SUSMOD) == 0)
return stock_freq;
- return (stock_freq * gx_params->off_duration)
+ return (stock_freq * gx_params->off_duration)
/ (gx_params->on_duration + gx_params->off_duration);
}
/**
* gx_validate_speed:
* determine current cpu speed
- *
-**/
+ *
+ **/
static unsigned int gx_validate_speed(unsigned int khz, u8 *on_duration, u8 *off_duration)
{
@@ -230,7 +229,7 @@ static unsigned int gx_validate_speed(unsigned int khz, u8 *on_duration, u8 *off
*on_duration=0;
for (i=max_duration; i>0; i--) {
- tmp_off = ((khz * i) / stock_freq) & 0xff;
+ tmp_off = ((khz * i) / stock_freq) & 0xff;
tmp_on = i - tmp_off;
tmp_freq = (stock_freq * tmp_off) / i;
/* if this relation is closer to khz, use this. If it's equal,
@@ -247,18 +246,17 @@ static unsigned int gx_validate_speed(unsigned int khz, u8 *on_duration, u8 *off
/**
- * gx_set_cpuspeed:
- * set cpu speed in khz.
+ * gx_set_cpuspeed:
+ * set cpu speed in khz.
**/
static void gx_set_cpuspeed(unsigned int khz)
{
- u8 suscfg, pmer1;
+ u8 suscfg, pmer1;
unsigned int new_khz;
unsigned long flags;
struct cpufreq_freqs freqs;
-
freqs.cpu = 0;
freqs.old = gx_get_cpuspeed(0);
@@ -303,18 +301,18 @@ static void gx_set_cpuspeed(unsigned int khz)
pci_write_config_byte(gx_params->cs55x0, PCI_MODOFF, gx_params->off_duration);
pci_write_config_byte(gx_params->cs55x0, PCI_MODON, gx_params->on_duration);
- pci_write_config_byte(gx_params->cs55x0, PCI_SUSCFG, suscfg);
- pci_read_config_byte(gx_params->cs55x0, PCI_SUSCFG, &suscfg);
+ pci_write_config_byte(gx_params->cs55x0, PCI_SUSCFG, suscfg);
+ pci_read_config_byte(gx_params->cs55x0, PCI_SUSCFG, &suscfg);
- local_irq_restore(flags);
+ local_irq_restore(flags);
gx_params->pci_suscfg = suscfg;
cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- dprintk("suspend modulation w/ duration of ON:%d us, OFF:%d us\n",
- gx_params->on_duration * 32, gx_params->off_duration * 32);
- dprintk("suspend modulation w/ clock speed: %d kHz.\n", freqs.new);
+ dprintk("suspend modulation w/ duration of ON:%d us, OFF:%d us\n",
+ gx_params->on_duration * 32, gx_params->off_duration * 32);
+ dprintk("suspend modulation w/ clock speed: %d kHz.\n", freqs.new);
}
/****************************************************************
@@ -322,10 +320,10 @@ static void gx_set_cpuspeed(unsigned int khz)
****************************************************************/
/*
- * cpufreq_gx_verify: test if frequency range is valid
+ * cpufreq_gx_verify: test if frequency range is valid
*
- * This function checks if a given frequency range in kHz is valid
- * for the hardware supported by the driver.
+ * This function checks if a given frequency range in kHz is valid
+ * for the hardware supported by the driver.
*/
static int cpufreq_gx_verify(struct cpufreq_policy *policy)
@@ -333,8 +331,8 @@ static int cpufreq_gx_verify(struct cpufreq_policy *policy)
unsigned int tmp_freq = 0;
u8 tmp1, tmp2;
- if (!stock_freq || !policy)
- return -EINVAL;
+ if (!stock_freq || !policy)
+ return -EINVAL;
policy->cpu = 0;
cpufreq_verify_within_limits(policy, (stock_freq / max_duration), stock_freq);
@@ -342,14 +340,14 @@ static int cpufreq_gx_verify(struct cpufreq_policy *policy)
/* it needs to be assured that at least one supported frequency is
* within policy->min and policy->max. If it is not, policy->max
* needs to be increased until one freuqency is supported.
- * policy->min may not be decreased, though. This way we guarantee a
+ * policy->min may not be decreased, though. This way we guarantee a
* specific processing capacity.
*/
tmp_freq = gx_validate_speed(policy->min, &tmp1, &tmp2);
- if (tmp_freq < policy->min)
+ if (tmp_freq < policy->min)
tmp_freq += stock_freq / max_duration;
policy->min = tmp_freq;
- if (policy->min > policy->max)
+ if (policy->min > policy->max)
policy->max = tmp_freq;
tmp_freq = gx_validate_speed(policy->max, &tmp1, &tmp2);
if (tmp_freq > policy->max)
@@ -358,12 +356,12 @@ static int cpufreq_gx_verify(struct cpufreq_policy *policy)
if (policy->max < policy->min)
policy->max = policy->min;
cpufreq_verify_within_limits(policy, (stock_freq / max_duration), stock_freq);
-
+
return 0;
}
/*
- * cpufreq_gx_target:
+ * cpufreq_gx_target:
*
*/
static int cpufreq_gx_target(struct cpufreq_policy *policy,
@@ -373,8 +371,8 @@ static int cpufreq_gx_target(struct cpufreq_policy *policy,
u8 tmp1, tmp2;
unsigned int tmp_freq;
- if (!stock_freq || !policy)
- return -EINVAL;
+ if (!stock_freq || !policy)
+ return -EINVAL;
policy->cpu = 0;
@@ -431,7 +429,7 @@ static int cpufreq_gx_cpu_init(struct cpufreq_policy *policy)
return 0;
}
-/*
+/*
* cpufreq_gx_init:
* MediaGX/Geode GX initialize cpufreq driver
*/
@@ -452,7 +450,7 @@ static int __init cpufreq_gx_init(void)
u32 class_rev;
/* Test if we have the right hardware */
- if ((gx_pci = gx_detect_chipset()) == NULL)
+ if ((gx_pci = gx_detect_chipset()) == NULL)
return -ENODEV;
/* check whether module parameters are sane */
@@ -478,7 +476,7 @@ static int __init cpufreq_gx_init(void)
pci_read_config_dword(params->cs55x0, PCI_CLASS_REVISION, &class_rev);
params->pci_rev = class_rev && 0xff;
- if ((ret = cpufreq_register_driver(&gx_suspmod_driver))) {
+ if ((ret = cpufreq_register_driver(&gx_suspmod_driver))) {
kfree(params);
return ret; /* register error! */
}
diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.h b/arch/i386/kernel/cpu/cpufreq/longhaul.h
index 2a495c162ec78153ccaf7e19c8188e6875f27909..d3a95d77ee85014f54a79dcb59224c4a6de14770 100644
--- a/arch/i386/kernel/cpu/cpufreq/longhaul.h
+++ b/arch/i386/kernel/cpu/cpufreq/longhaul.h
@@ -234,7 +234,7 @@ static int __initdata ezrat_eblcr[32] = {
/*
* VIA C3 Nehemiah */
-
+
static int __initdata nehemiah_a_clock_ratio[32] = {
100, /* 0000 -> 10.0x */
160, /* 0001 -> 16.0x */
@@ -446,7 +446,7 @@ static int __initdata nehemiah_c_eblcr[32] = {
/* end of table */
};
-/*
+/*
* Voltage scales. Div/Mod by 1000 to get actual voltage.
* Which scale to use depends on the VRM type in use.
*/
diff --git a/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c b/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
index cc73a7ae34bc3f92f7177bd606b698bcc192e28b..0e1fc5c45242e66e8c407b1d347f7a5b1dba0ce7 100644
--- a/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
+++ b/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
@@ -14,7 +14,7 @@
* The author(s) of this software shall not be held liable for damages
* of any nature resulting due to the use of this software. This
* software is provided AS-IS with no warranties.
- *
+ *
* Date Errata Description
* 20020525 N44, O17 12.5% or 25% DC causes lockup
*
@@ -22,7 +22,7 @@
#include <linux/config.h>
#include <linux/kernel.h>
-#include <linux/module.h>
+#include <linux/module.h>
#include <linux/init.h>
#include <linux/smp.h>
#include <linux/cpufreq.h>
@@ -30,7 +30,7 @@
#include <linux/cpumask.h>
#include <linux/sched.h> /* current / set_cpus_allowed() */
-#include <asm/processor.h>
+#include <asm/processor.h>
#include <asm/msr.h>
#include <asm/timex.h>
@@ -79,7 +79,7 @@ static int cpufreq_p4_setdc(unsigned int cpu, unsigned int newstate)
} else {
dprintk("CPU#%d setting duty cycle to %d%%\n",
cpu, ((125 * newstate) / 10));
- /* bits 63 - 5 : reserved
+ /* bits 63 - 5 : reserved
* bit 4 : enable/disable
* bits 3-1 : duty cycle
* bit 0 : reserved
@@ -132,7 +132,7 @@ static int cpufreq_p4_target(struct cpufreq_policy *policy,
}
/* run on each logical CPU, see section 13.15.3 of IA32 Intel Architecture Software
- * Developer's Manual, Volume 3
+ * Developer's Manual, Volume 3
*/
cpus_allowed = current->cpus_allowed;
@@ -206,7 +206,7 @@ static unsigned int cpufreq_p4_get_frequency(struct cpuinfo_x86 *c)
return speedstep_get_processor_frequency(SPEEDSTEP_PROCESSOR_P4D);
}
-
+
static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
{
@@ -234,7 +234,7 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
dprintk("has errata -- disabling frequencies lower than 2ghz\n");
break;
}
-
+
/* get max frequency */
stock_freq = cpufreq_p4_get_frequency(c);
if (!stock_freq)
@@ -250,7 +250,7 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
p4clockmod_table[i].frequency = (stock_freq * i)/8;
}
cpufreq_frequency_table_get_attr(p4clockmod_table, policy->cpu);
-
+
/* cpuinfo and default policy values */
policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
policy->cpuinfo.transition_latency = 1000000; /* assumed */
@@ -262,7 +262,7 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
static int cpufreq_p4_cpu_exit(struct cpufreq_policy *policy)
{
- cpufreq_frequency_table_put_attr(policy->cpu);
+ cpufreq_frequency_table_put_attr(policy->cpu);
return 0;
}
@@ -298,7 +298,7 @@ static struct freq_attr* p4clockmod_attr[] = {
};
static struct cpufreq_driver p4clockmod_driver = {
- .verify = cpufreq_p4_verify,
+ .verify = cpufreq_p4_verify,
.target = cpufreq_p4_target,
.init = cpufreq_p4_cpu_init,
.exit = cpufreq_p4_cpu_exit,
@@ -310,12 +310,12 @@ static struct cpufreq_driver p4clockmod_driver = {
static int __init cpufreq_p4_init(void)
-{
+{
struct cpuinfo_x86 *c = cpu_data;
int ret;
/*
- * THERM_CONTROL is architectural for IA32 now, so
+ * THERM_CONTROL is architectural for IA32 now, so
* we can rely on the capability checks
*/
if (c->x86_vendor != X86_VENDOR_INTEL)
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k6.c b/arch/i386/kernel/cpu/cpufreq/powernow-k6.c
index 222f8cfe3c578a106cfc1da38975fa5da1a047b9..f89524051e4a3aa78012fd16a4179976764dc7ec 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k6.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k6.c
@@ -8,7 +8,7 @@
*/
#include <linux/kernel.h>
-#include <linux/module.h>
+#include <linux/module.h>
#include <linux/init.h>
#include <linux/cpufreq.h>
#include <linux/ioport.h>
@@ -50,7 +50,7 @@ static int powernow_k6_get_cpu_multiplier(void)
{
u64 invalue = 0;
u32 msrval;
-
+
msrval = POWERNOW_IOPORT + 0x1;
wrmsr(MSR_K6_EPMR, msrval, 0); /* enable the PowerNow port */
invalue=inl(POWERNOW_IOPORT + 0x8);
@@ -81,7 +81,7 @@ static void powernow_k6_set_state (unsigned int best_i)
freqs.old = busfreq * powernow_k6_get_cpu_multiplier();
freqs.new = busfreq * clock_ratio[best_i].index;
freqs.cpu = 0; /* powernow-k6.c is UP only driver */
-
+
cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
/* we now need to transform best_i to the BVC format, see AMD#23446 */
@@ -152,7 +152,7 @@ static int powernow_k6_cpu_init(struct cpufreq_policy *policy)
busfreq = cpu_khz / max_multiplier;
/* table init */
- for (i=0; (clock_ratio[i].frequency != CPUFREQ_TABLE_END); i++) {
+ for (i=0; (clock_ratio[i].frequency != CPUFREQ_TABLE_END); i++) {
if (clock_ratio[i].index > max_multiplier)
clock_ratio[i].frequency = CPUFREQ_ENTRY_INVALID;
else
@@ -182,7 +182,7 @@ static int powernow_k6_cpu_exit(struct cpufreq_policy *policy)
powernow_k6_set_state(i);
}
cpufreq_frequency_table_put_attr(policy->cpu);
- return 0;
+ return 0;
}
static unsigned int powernow_k6_get(unsigned int cpu)
@@ -196,8 +196,8 @@ static struct freq_attr* powernow_k6_attr[] = {
};
static struct cpufreq_driver powernow_k6_driver = {
- .verify = powernow_k6_verify,
- .target = powernow_k6_target,
+ .verify = powernow_k6_verify,
+ .target = powernow_k6_target,
.init = powernow_k6_cpu_init,
.exit = powernow_k6_cpu_exit,
.get = powernow_k6_get,
@@ -215,7 +215,7 @@ static struct cpufreq_driver powernow_k6_driver = {
* on success.
*/
static int __init powernow_k6_init(void)
-{
+{
struct cpuinfo_x86 *c = cpu_data;
if ((c->x86_vendor != X86_VENDOR_AMD) || (c->x86 != 5) ||
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k7.c b/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
index edcd626001dabc538db9770ae2e8113381669829..2bf4237cb94ea85e8bd3d39ee4242643e1fdf3b8 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
@@ -199,8 +199,8 @@ static int get_ranges (unsigned char *pst)
powernow_table[j].index |= (vid << 8); /* upper 8 bits */
dprintk (" FID: 0x%x (%d.%dx [%dMHz]) "
- "VID: 0x%x (%d.%03dV)\n", fid, fid_codes[fid] / 10,
- fid_codes[fid] % 10, speed/1000, vid,
+ "VID: 0x%x (%d.%03dV)\n", fid, fid_codes[fid] / 10,
+ fid_codes[fid] % 10, speed/1000, vid,
mobile_vid_table[vid]/1000,
mobile_vid_table[vid]%1000);
}
@@ -368,8 +368,8 @@ static int powernow_acpi_init(void)
}
dprintk (" FID: 0x%x (%d.%dx [%dMHz]) "
- "VID: 0x%x (%d.%03dV)\n", fid, fid_codes[fid] / 10,
- fid_codes[fid] % 10, speed/1000, vid,
+ "VID: 0x%x (%d.%03dV)\n", fid, fid_codes[fid] / 10,
+ fid_codes[fid] % 10, speed/1000, vid,
mobile_vid_table[vid]/1000,
mobile_vid_table[vid]%1000);
@@ -460,7 +460,7 @@ static int powernow_decode_bios (int maxfid, int startvid)
(maxfid==pst->maxfid) && (startvid==pst->startvid))
{
dprintk ("PST:%d (@%p)\n", i, pst);
- dprintk (" cpuid: 0x%x fsb: %d maxFID: 0x%x startvid: 0x%x\n",
+ dprintk (" cpuid: 0x%x fsb: %d maxFID: 0x%x startvid: 0x%x\n",
pst->cpuid, pst->fsbspeed, pst->maxfid, pst->startvid);
ret = get_ranges ((char *) pst + sizeof (struct pst_s));
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
index 3b3a94987d10d9c394bb1db923cca930bafa317c..e85e90524df70de1bde8bcdc02e382d9338dd858 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
@@ -83,11 +83,10 @@ static u32 find_millivolts_from_vid(struct powernow_k8_data *data, u32 vid)
*/
static u32 convert_fid_to_vco_fid(u32 fid)
{
- if (fid < HI_FID_TABLE_BOTTOM) {
+ if (fid < HI_FID_TABLE_BOTTOM)
return 8 + (2 * fid);
- } else {
+ else
return fid;
- }
}
/*
@@ -177,7 +176,7 @@ static int write_new_fid(struct powernow_k8_data *data, u32 fid)
if (i++ > 100) {
printk(KERN_ERR PFX "internal error - pending bit very stuck - no further pstate changes possible\n");
return 1;
- }
+ }
} while (query_current_values_with_pending_wait(data));
count_off_irt(data);
@@ -782,9 +781,7 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
/* verify only 1 entry from the lo frequency table */
if (fid < HI_FID_TABLE_BOTTOM) {
if (cntlofreq) {
- /* if both entries are the same, ignore this
- * one...
- */
+ /* if both entries are the same, ignore this one ... */
if ((powernow_table[i].frequency != powernow_table[cntlofreq].frequency) ||
(powernow_table[i].index != powernow_table[cntlofreq].index)) {
printk(KERN_ERR PFX "Too many lo freq table entries\n");
@@ -856,7 +853,7 @@ static int transition_frequency(struct powernow_k8_data *data, unsigned int inde
dprintk("cpu %d transition to index %u\n", smp_processor_id(), index);
/* fid are the lower 8 bits of the index we stored into
- * the cpufreq frequency table in find_psb_table, vid are
+ * the cpufreq frequency table in find_psb_table, vid are
* the upper 8 bits.
*/
@@ -1050,7 +1047,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
pol->governor = CPUFREQ_DEFAULT_GOVERNOR;
pol->cpus = cpu_core_map[pol->cpu];
- /* Take a crude guess here.
+ /* Take a crude guess here.
* That guess was in microseconds, so multiply with 1000 */
pol->cpuinfo.transition_latency = (((data->rvo + 8) * data->vstable * VST_UNITS_20US)
+ (3 * (1 << data->irt) * 10)) * 1000;
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.h b/arch/i386/kernel/cpu/cpufreq/powernow-k8.h
index d0de37d58e9a2abe2839dd57206e5598745c54e0..00ea899c17e1b102d41473cfc83ceec6fac9f17a 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.h
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.h
@@ -63,7 +63,7 @@ struct powernow_k8_data {
#define MSR_C_LO_VID_SHIFT 8
/* Field definitions within the FID VID High Control MSR : */
-#define MSR_C_HI_STP_GNT_TO 0x000fffff
+#define MSR_C_HI_STP_GNT_TO 0x000fffff
/* Field definitions within the FID VID Low Status MSR : */
#define MSR_S_LO_CHANGE_PENDING 0x80000000 /* cleared when completed */
@@ -123,7 +123,7 @@ struct powernow_k8_data {
* Most values of interest are enocoded in a single field of the _PSS
* entries: the "control" value.
*/
-
+
#define IRT_SHIFT 30
#define RVO_SHIFT 28
#define EXT_TYPE_SHIFT 27
@@ -185,7 +185,7 @@ static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned
#ifndef for_each_cpu_mask
#define for_each_cpu_mask(i,mask) for (i=0;i<1;i++)
#endif
-
+
#ifdef CONFIG_SMP
static inline void define_siblings(int cpu, cpumask_t cpu_sharedcore_mask[])
{
diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c
index 7c47005a1805c41dec67157c18c103dd6720f3c3..4f46cac155c4e23bff78b6762b88cd7e27fa71a0 100644
--- a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c
+++ b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c
@@ -9,7 +9,7 @@
*/
#include <linux/kernel.h>
-#include <linux/module.h>
+#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/cpufreq.h>
@@ -36,8 +36,8 @@ static unsigned int pentium3_get_frequency (unsigned int processor)
/* See table 14 of p3_ds.pdf and table 22 of 29834003.pdf */
struct {
unsigned int ratio; /* Frequency Multiplier (x10) */
- u8 bitmap; /* power on configuration bits
- [27, 25:22] (in MSR 0x2a) */
+ u8 bitmap; /* power on configuration bits
+ [27, 25:22] (in MSR 0x2a) */
} msr_decode_mult [] = {
{ 30, 0x01 },
{ 35, 0x05 },
@@ -58,9 +58,9 @@ static unsigned int pentium3_get_frequency (unsigned int processor)
/* PIII(-M) FSB settings: see table b1-b of 24547206.pdf */
struct {
- unsigned int value; /* Front Side Bus speed in MHz */
- u8 bitmap; /* power on configuration bits [18: 19]
- (in MSR 0x2a) */
+ unsigned int value; /* Front Side Bus speed in MHz */
+ u8 bitmap; /* power on configuration bits [18: 19]
+ (in MSR 0x2a) */
} msr_decode_fsb [] = {
{ 66, 0x0 },
{ 100, 0x2 },
@@ -68,8 +68,8 @@ static unsigned int pentium3_get_frequency (unsigned int processor)
{ 0, 0xff}
};
- u32 msr_lo, msr_tmp;
- int i = 0, j = 0;
+ u32 msr_lo, msr_tmp;
+ int i = 0, j = 0;
/* read MSR 0x2a - we only need the low 32 bits */
rdmsr(MSR_IA32_EBL_CR_POWERON, msr_lo, msr_tmp);
@@ -106,7 +106,7 @@ static unsigned int pentium3_get_frequency (unsigned int processor)
static unsigned int pentiumM_get_frequency(void)
{
- u32 msr_lo, msr_tmp;
+ u32 msr_lo, msr_tmp;
rdmsr(MSR_IA32_EBL_CR_POWERON, msr_lo, msr_tmp);
dprintk("PM - MSR_IA32_EBL_CR_POWERON: 0x%x 0x%x\n", msr_lo, msr_tmp);
@@ -134,7 +134,7 @@ static unsigned int pentium4_get_frequency(void)
dprintk("P4 - MSR_EBC_FREQUENCY_ID: 0x%x 0x%x\n", msr_lo, msr_hi);
- /* decode the FSB: see IA-32 Intel (C) Architecture Software
+ /* decode the FSB: see IA-32 Intel (C) Architecture Software
* Developer's Manual, Volume 3: System Prgramming Guide,
* revision #12 in Table B-1: MSRs in the Pentium 4 and
* Intel Xeon Processors, on page B-4 and B-5.
@@ -170,7 +170,7 @@ static unsigned int pentium4_get_frequency(void)
return (fsb * mult);
}
-
+
unsigned int speedstep_get_processor_frequency(unsigned int processor)
{
switch (processor) {
@@ -198,11 +198,11 @@ EXPORT_SYMBOL_GPL(speedstep_get_processor_frequency);
unsigned int speedstep_detect_processor (void)
{
struct cpuinfo_x86 *c = cpu_data;
- u32 ebx, msr_lo, msr_hi;
+ u32 ebx, msr_lo, msr_hi;
dprintk("x86: %x, model: %x\n", c->x86, c->x86_model);
- if ((c->x86_vendor != X86_VENDOR_INTEL) ||
+ if ((c->x86_vendor != X86_VENDOR_INTEL) ||
((c->x86 != 6) && (c->x86 != 0xF)))
return 0;
@@ -218,15 +218,15 @@ unsigned int speedstep_detect_processor (void)
dprintk("ebx value is %x, x86_mask is %x\n", ebx, c->x86_mask);
switch (c->x86_mask) {
- case 4:
+ case 4:
/*
- * B-stepping [M-P4-M]
+ * B-stepping [M-P4-M]
* sample has ebx = 0x0f, production has 0x0e.
*/
if ((ebx == 0x0e) || (ebx == 0x0f))
return SPEEDSTEP_PROCESSOR_P4M;
break;
- case 7:
+ case 7:
/*
* C-stepping [M-P4-M]
* needs to have ebx=0x0e, else it's a celeron:
@@ -253,7 +253,7 @@ unsigned int speedstep_detect_processor (void)
* also, M-P4M HTs have ebx=0x8, too
* For now, they are distinguished by the model_id string
*/
- if ((ebx == 0x0e) || (strstr(c->x86_model_id,"Mobile Intel(R) Pentium(R) 4") != NULL))
+ if ((ebx == 0x0e) || (strstr(c->x86_model_id,"Mobile Intel(R) Pentium(R) 4") != NULL))
return SPEEDSTEP_PROCESSOR_P4M;
break;
default:
@@ -264,8 +264,7 @@ unsigned int speedstep_detect_processor (void)
switch (c->x86_model) {
case 0x0B: /* Intel PIII [Tualatin] */
- /* cpuid_ebx(1) is 0x04 for desktop PIII,
- 0x06 for mobile PIII-M */
+ /* cpuid_ebx(1) is 0x04 for desktop PIII, 0x06 for mobile PIII-M */
ebx = cpuid_ebx(0x00000001);
dprintk("ebx is %x\n", ebx);
@@ -275,9 +274,8 @@ unsigned int speedstep_detect_processor (void)
return 0;
/* So far all PIII-M processors support SpeedStep. See
- * Intel's 24540640.pdf of June 2003
+ * Intel's 24540640.pdf of June 2003
*/
-
return SPEEDSTEP_PROCESSOR_PIII_T;
case 0x08: /* Intel PIII [Coppermine] */
@@ -399,7 +397,7 @@ unsigned int speedstep_get_freqs(unsigned int processor,
}
}
- out:
+out:
local_irq_restore(flags);
return (ret);
}
diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h
index 6a727fd3a77e099e863bc982309cd1028fd2e55e..b735429c50b460c6dcbf9cc1790fc2ab7eab28b5 100644
--- a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h
+++ b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h
@@ -14,7 +14,7 @@
#define SPEEDSTEP_PROCESSOR_PIII_C_EARLY 0x00000001 /* Coppermine core */
#define SPEEDSTEP_PROCESSOR_PIII_C 0x00000002 /* Coppermine core */
-#define SPEEDSTEP_PROCESSOR_PIII_T 0x00000003 /* Tualatin core */
+#define SPEEDSTEP_PROCESSOR_PIII_T 0x00000003 /* Tualatin core */
#define SPEEDSTEP_PROCESSOR_P4M 0x00000004 /* P4-M */
/* the following processors are not speedstep-capable and are not auto-detected
@@ -25,8 +25,8 @@
/* speedstep states -- only two of them */
-#define SPEEDSTEP_HIGH 0x00000000
-#define SPEEDSTEP_LOW 0x00000001
+#define SPEEDSTEP_HIGH 0x00000000
+#define SPEEDSTEP_LOW 0x00000001
/* detect a speedstep-capable processor */
@@ -36,13 +36,13 @@ extern unsigned int speedstep_detect_processor (void);
extern unsigned int speedstep_get_processor_frequency(unsigned int processor);
-/* detect the low and high speeds of the processor. The callback
- * set_state"'s first argument is either SPEEDSTEP_HIGH or
- * SPEEDSTEP_LOW; the second argument is zero so that no
+/* detect the low and high speeds of the processor. The callback
+ * set_state"'s first argument is either SPEEDSTEP_HIGH or
+ * SPEEDSTEP_LOW; the second argument is zero so that no
* cpufreq_notify_transition calls are initiated.
*/
extern unsigned int speedstep_get_freqs(unsigned int processor,
- unsigned int *low_speed,
- unsigned int *high_speed,
- unsigned int *transition_latency,
- void (*set_state) (unsigned int state));
+ unsigned int *low_speed,
+ unsigned int *high_speed,
+ unsigned int *transition_latency,
+ void (*set_state) (unsigned int state));
diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c b/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c
index 28cc5d524afcd18a2dce1ee4f5ccb3d2c737faf1..336ba49e526d9b7f9a1d670acb5c033baf5cc701 100644
--- a/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c
+++ b/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c
@@ -13,8 +13,8 @@
*********************************************************************/
#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/moduleparam.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/cpufreq.h>
#include <linux/pci.h>
@@ -28,21 +28,21 @@
*
* These parameters are got from IST-SMI BIOS call.
* If user gives it, these are used.
- *
+ *
*/
-static int smi_port = 0;
-static int smi_cmd = 0;
-static unsigned int smi_sig = 0;
+static int smi_port = 0;
+static int smi_cmd = 0;
+static unsigned int smi_sig = 0;
/* info about the processor */
-static unsigned int speedstep_processor = 0;
+static unsigned int speedstep_processor = 0;
-/*
- * There are only two frequency states for each processor. Values
+/*
+ * There are only two frequency states for each processor. Values
* are in kHz for the time being.
*/
static struct cpufreq_frequency_table speedstep_freqs[] = {
- {SPEEDSTEP_HIGH, 0},
+ {SPEEDSTEP_HIGH, 0},
{SPEEDSTEP_LOW, 0},
{0, CPUFREQ_TABLE_END},
};
@@ -123,7 +123,7 @@ static int speedstep_smi_get_freqs (unsigned int *low, unsigned int *high)
*low = low_mhz * 1000;
return result;
-}
+}
/**
* speedstep_get_state - set the SpeedStep state
@@ -204,7 +204,7 @@ static void speedstep_set_state (unsigned int state)
* speedstep_target - set a new CPUFreq policy
* @policy: new policy
* @target_freq: new freq
- * @relation:
+ * @relation:
*
* Sets a new CPUFreq policy/freq.
*/
@@ -283,7 +283,7 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy)
state = speedstep_get_state();
speed = speedstep_freqs[state].frequency;
- dprintk("currently at %s speed setting - %i MHz\n",
+ dprintk("currently at %s speed setting - %i MHz\n",
(speed == speedstep_freqs[SPEEDSTEP_LOW].frequency) ? "low" : "high",
(speed / 1000));
@@ -296,7 +296,7 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy)
if (result)
return (result);
- cpufreq_frequency_table_get_attr(speedstep_freqs, policy->cpu);
+ cpufreq_frequency_table_get_attr(speedstep_freqs, policy->cpu);
return 0;
}
@@ -332,8 +332,8 @@ static struct freq_attr* speedstep_attr[] = {
static struct cpufreq_driver speedstep_driver = {
.name = "speedstep-smi",
- .verify = speedstep_verify,
- .target = speedstep_target,
+ .verify = speedstep_verify,
+ .target = speedstep_target,
.init = speedstep_cpu_init,
.exit = speedstep_cpu_exit,
.get = speedstep_get,
@@ -370,13 +370,12 @@ static int __init speedstep_init(void)
return -ENODEV;
}
- dprintk("signature:0x%.8lx, command:0x%.8lx, event:0x%.8lx, perf_level:0x%.8lx.\n",
+ dprintk("signature:0x%.8lx, command:0x%.8lx, event:0x%.8lx, perf_level:0x%.8lx.\n",
ist_info.signature, ist_info.command, ist_info.event, ist_info.perf_level);
-
- /* Error if no IST-SMI BIOS or no PARM
+ /* Error if no IST-SMI BIOS or no PARM
sig= 'ISGE' aka 'Intel Speedstep Gate E' */
- if ((ist_info.signature != 0x47534943) && (
+ if ((ist_info.signature != 0x47534943) && (
(smi_port == 0) || (smi_cmd == 0)))
return -ENODEV;
@@ -386,17 +385,15 @@ static int __init speedstep_init(void)
smi_sig = ist_info.signature;
/* setup smi_port from MODLULE_PARM or BIOS */
- if ((smi_port > 0xff) || (smi_port < 0)) {
+ if ((smi_port > 0xff) || (smi_port < 0))
return -EINVAL;
- } else if (smi_port == 0) {
+ else if (smi_port == 0)
smi_port = ist_info.command & 0xff;
- }
- if ((smi_cmd > 0xff) || (smi_cmd < 0)) {
+ if ((smi_cmd > 0xff) || (smi_cmd < 0))
return -EINVAL;
- } else if (smi_cmd == 0) {
+ else if (smi_cmd == 0)
smi_cmd = (ist_info.command >> 16) & 0xff;
- }
return cpufreq_register_driver(&speedstep_driver);
}
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 9582de1c9cadc543517b1aff92d8a7910960a7eb..cb7d6e0db7591440ebe0aea732171f54bed377d9 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -5,7 +5,7 @@
* (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de>
*
* Oct 2005 - Ashok Raj <ashok.raj@intel.com>
- * Added handling for CPU hotplug
+ * Added handling for CPU hotplug
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -44,8 +44,8 @@ static int __cpufreq_governor(struct cpufreq_policy *policy, unsigned int event)
static void handle_update(void *data);
/**
- * Two notifier lists: the "policy" list is involved in the
- * validation process for a new CPU frequency policy; the
+ * Two notifier lists: the "policy" list is involved in the
+ * validation process for a new CPU frequency policy; the
* "transition" list for kernel code that needs to handle
* changes to devices when the CPU clock speed changes.
* The mutex locks both lists.
@@ -151,7 +151,7 @@ void cpufreq_debug_printk(unsigned int type, const char *prefix, const char *fmt
va_list args;
unsigned int len;
unsigned long flags;
-
+
WARN_ON(!prefix);
if (type & debug) {
spin_lock_irqsave(&disable_ratelimit_lock, flags);
@@ -198,7 +198,7 @@ static inline void cpufreq_debug_disable_ratelimit(void) { return; }
*
* This function alters the system "loops_per_jiffy" for the clock
* speed change. Note that loops_per_jiffy cannot be updated on SMP
- * systems as each CPU might be scaled differently. So, use the arch
+ * systems as each CPU might be scaled differently. So, use the arch
* per-CPU loops_per_jiffy value wherever possible.
*/
#ifndef CONFIG_SMP
@@ -233,7 +233,7 @@ static inline void adjust_jiffies(unsigned long val, struct cpufreq_freqs *ci) {
*
* This function calls the transition notifiers and the "adjust_jiffies"
* function. It is called twice on all CPU frequency changes that have
- * external effects.
+ * external effects.
*/
void cpufreq_notify_transition(struct cpufreq_freqs *freqs, unsigned int state)
{
@@ -251,7 +251,7 @@ void cpufreq_notify_transition(struct cpufreq_freqs *freqs, unsigned int state)
switch (state) {
case CPUFREQ_PRECHANGE:
- /* detect if the driver reported a value as "old frequency"
+ /* detect if the driver reported a value as "old frequency"
* which is not equal to what the cpufreq core thinks is
* "old frequency".
*/
@@ -335,11 +335,11 @@ extern struct sysdev_class cpu_sysdev_class;
* "unsigned int".
*/
-#define show_one(file_name, object) \
-static ssize_t show_##file_name \
-(struct cpufreq_policy * policy, char *buf) \
-{ \
- return sprintf (buf, "%u\n", policy->object); \
+#define show_one(file_name, object) \
+static ssize_t show_##file_name \
+(struct cpufreq_policy * policy, char *buf) \
+{ \
+ return sprintf (buf, "%u\n", policy->object); \
}
show_one(cpuinfo_min_freq, cpuinfo.min_freq);
@@ -404,8 +404,8 @@ static ssize_t show_scaling_governor (struct cpufreq_policy * policy, char *buf)
/**
* store_scaling_governor - store policy for the specified CPU
*/
-static ssize_t store_scaling_governor (struct cpufreq_policy * policy,
- const char *buf, size_t count)
+static ssize_t store_scaling_governor (struct cpufreq_policy * policy,
+ const char *buf, size_t count)
{
unsigned int ret = -EINVAL;
char str_governor[16];
@@ -528,7 +528,7 @@ static ssize_t show(struct kobject * kobj, struct attribute * attr ,char * buf)
return ret;
}
-static ssize_t store(struct kobject * kobj, struct attribute * attr,
+static ssize_t store(struct kobject * kobj, struct attribute * attr,
const char * buf, size_t count)
{
struct cpufreq_policy * policy = to_policy(kobj);
@@ -564,7 +564,7 @@ static struct kobj_type ktype_cpufreq = {
/**
* cpufreq_add_dev - add a CPU device
*
- * Adds the cpufreq interface for a CPU device.
+ * Adds the cpufreq interface for a CPU device.
*/
static int cpufreq_add_dev (struct sys_device * sys_dev)
{
@@ -724,7 +724,7 @@ static int cpufreq_remove_dev (struct sys_device * sys_dev)
#ifdef CONFIG_SMP
/* if this isn't the CPU which is the parent of the kobj, we
- * only need to unlink, put and exit
+ * only need to unlink, put and exit
*/
if (unlikely(cpu != data->cpu)) {
dprintk("removing link\n");
@@ -740,7 +740,7 @@ static int cpufreq_remove_dev (struct sys_device * sys_dev)
if (!kobject_get(&data->kobj)) {
spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
cpufreq_debug_enable_ratelimit();
- return -EFAULT;
+ return -EFAULT;
}
#ifdef CONFIG_SMP
@@ -783,7 +783,7 @@ static int cpufreq_remove_dev (struct sys_device * sys_dev)
kobject_put(&data->kobj);
/* we need to make sure that the underlying kobj is actually
- * not referenced anymore by anybody before we proceed with
+ * not referenced anymore by anybody before we proceed with
* unloading.
*/
dprintk("waiting for dropping of refcount\n");
@@ -831,7 +831,7 @@ static void cpufreq_out_of_sync(unsigned int cpu, unsigned int old_freq, unsigne
}
-/**
+/**
* cpufreq_quick_get - get the CPU frequency (in kHz) frpm policy->cur
* @cpu: CPU number
*
@@ -855,7 +855,7 @@ unsigned int cpufreq_quick_get(unsigned int cpu)
EXPORT_SYMBOL(cpufreq_quick_get);
-/**
+/**
* cpufreq_get - get the current CPU frequency (in kHz)
* @cpu: CPU number
*
@@ -1072,7 +1072,7 @@ static struct sysdev_driver cpufreq_sysdev_driver = {
* @nb: notifier function to register
* @list: CPUFREQ_TRANSITION_NOTIFIER or CPUFREQ_POLICY_NOTIFIER
*
- * Add a driver to one of two lists: either a list of drivers that
+ * Add a driver to one of two lists: either a list of drivers that
* are notified about clock rate changes (once before and once after
* the transition), or a list of drivers that are notified about
* changes in cpufreq policy.
@@ -1225,7 +1225,7 @@ int cpufreq_register_governor(struct cpufreq_governor *governor)
return -EINVAL;
mutex_lock(&cpufreq_governor_mutex);
-
+
list_for_each_entry(t, &cpufreq_governor_list, governor_list) {
if (!strnicmp(governor->name,t->name,CPUFREQ_NAME_LEN)) {
mutex_unlock(&cpufreq_governor_mutex);
@@ -1234,7 +1234,7 @@ int cpufreq_register_governor(struct cpufreq_governor *governor)
}
list_add(&governor->governor_list, &cpufreq_governor_list);
- mutex_unlock(&cpufreq_governor_mutex);
+ mutex_unlock(&cpufreq_governor_mutex);
return 0;
}
EXPORT_SYMBOL_GPL(cpufreq_register_governor);
@@ -1497,9 +1497,9 @@ static struct notifier_block cpufreq_cpu_notifier =
* @driver_data: A struct cpufreq_driver containing the values#
* submitted by the CPU Frequency driver.
*
- * Registers a CPU Frequency driver to this core code. This code
+ * Registers a CPU Frequency driver to this core code. This code
* returns zero on success, -EBUSY when another driver got here first
- * (and isn't unregistered in the meantime).
+ * (and isn't unregistered in the meantime).
*
*/
int cpufreq_register_driver(struct cpufreq_driver *driver_data)
@@ -1560,7 +1560,7 @@ EXPORT_SYMBOL_GPL(cpufreq_register_driver);
/**
* cpufreq_unregister_driver - unregister the current CPUFreq driver
*
- * Unregister the current CPUFreq driver. Only call this if you have
+ * Unregister the current CPUFreq driver. Only call this if you have
* the right to do so, i.e. if you have succeeded in initialising before!
* Returns zero if successful, and -EINVAL if the cpufreq_driver is
* currently not initialised.
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 9ee9411f186f9b8738f4a7320991f058576733d7..69aa1db8336cd3eb1064728487d28f171cf5e68f 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -38,17 +38,17 @@
#define MIN_FREQUENCY_UP_THRESHOLD (11)
#define MAX_FREQUENCY_UP_THRESHOLD (100)
-/*
- * The polling frequency of this governor depends on the capability of
+/*
+ * The polling frequency of this governor depends on the capability of
* the processor. Default polling frequency is 1000 times the transition
- * latency of the processor. The governor will work on any processor with
- * transition latency <= 10mS, using appropriate sampling
+ * latency of the processor. The governor will work on any processor with
+ * transition latency <= 10mS, using appropriate sampling
* rate.
* For CPUs with transition latency > 10mS (mostly drivers with CPUFREQ_ETERNAL)
* this governor will not work.
* All times here are in uS.
*/
-static unsigned int def_sampling_rate;
+static unsigned int def_sampling_rate;
#define MIN_SAMPLING_RATE_RATIO (2)
/* for correct statistics, we need at least 10 ticks between each measure */
#define MIN_STAT_SAMPLING_RATE (MIN_SAMPLING_RATE_RATIO * jiffies_to_usecs(10))
@@ -62,28 +62,28 @@ static unsigned int def_sampling_rate;
static void do_dbs_timer(void *data);
struct cpu_dbs_info_s {
- struct cpufreq_policy *cur_policy;
- unsigned int prev_cpu_idle_up;
- unsigned int prev_cpu_idle_down;
- unsigned int enable;
+ struct cpufreq_policy *cur_policy;
+ unsigned int prev_cpu_idle_up;
+ unsigned int prev_cpu_idle_down;
+ unsigned int enable;
};
static DEFINE_PER_CPU(struct cpu_dbs_info_s, cpu_dbs_info);
static unsigned int dbs_enable; /* number of CPUs using this policy */
-static DEFINE_MUTEX (dbs_mutex);
+static DEFINE_MUTEX (dbs_mutex);
static DECLARE_WORK (dbs_work, do_dbs_timer, NULL);
struct dbs_tuners {
- unsigned int sampling_rate;
- unsigned int sampling_down_factor;
- unsigned int up_threshold;
- unsigned int ignore_nice;
+ unsigned int sampling_rate;
+ unsigned int sampling_down_factor;
+ unsigned int up_threshold;
+ unsigned int ignore_nice;
};
static struct dbs_tuners dbs_tuners_ins = {
- .up_threshold = DEF_FREQUENCY_UP_THRESHOLD,
- .sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR,
+ .up_threshold = DEF_FREQUENCY_UP_THRESHOLD,
+ .sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR,
};
static inline unsigned int get_cpu_idle_time(unsigned int cpu)
@@ -106,8 +106,8 @@ static ssize_t show_sampling_rate_min(struct cpufreq_policy *policy, char *buf)
return sprintf (buf, "%u\n", MIN_SAMPLING_RATE);
}
-#define define_one_ro(_name) \
-static struct freq_attr _name = \
+#define define_one_ro(_name) \
+static struct freq_attr _name = \
__ATTR(_name, 0444, show_##_name, NULL)
define_one_ro(sampling_rate_max);
@@ -125,7 +125,7 @@ show_one(sampling_down_factor, sampling_down_factor);
show_one(up_threshold, up_threshold);
show_one(ignore_nice_load, ignore_nice);
-static ssize_t store_sampling_down_factor(struct cpufreq_policy *unused,
+static ssize_t store_sampling_down_factor(struct cpufreq_policy *unused,
const char *buf, size_t count)
{
unsigned int input;
@@ -144,7 +144,7 @@ static ssize_t store_sampling_down_factor(struct cpufreq_policy *unused,
return count;
}
-static ssize_t store_sampling_rate(struct cpufreq_policy *unused,
+static ssize_t store_sampling_rate(struct cpufreq_policy *unused,
const char *buf, size_t count)
{
unsigned int input;
@@ -163,7 +163,7 @@ static ssize_t store_sampling_rate(struct cpufreq_policy *unused,
return count;
}
-static ssize_t store_up_threshold(struct cpufreq_policy *unused,
+static ssize_t store_up_threshold(struct cpufreq_policy *unused,
const char *buf, size_t count)
{
unsigned int input;
@@ -171,7 +171,7 @@ static ssize_t store_up_threshold(struct cpufreq_policy *unused,
ret = sscanf (buf, "%u", &input);
mutex_lock(&dbs_mutex);
- if (ret != 1 || input > MAX_FREQUENCY_UP_THRESHOLD ||
+ if (ret != 1 || input > MAX_FREQUENCY_UP_THRESHOLD ||
input < MIN_FREQUENCY_UP_THRESHOLD) {
mutex_unlock(&dbs_mutex);
return -EINVAL;
@@ -190,14 +190,14 @@ static ssize_t store_ignore_nice_load(struct cpufreq_policy *policy,
int ret;
unsigned int j;
-
+
ret = sscanf (buf, "%u", &input);
if ( ret != 1 )
return -EINVAL;
if ( input > 1 )
input = 1;
-
+
mutex_lock(&dbs_mutex);
if ( input == dbs_tuners_ins.ignore_nice ) { /* nothing to do */
mutex_unlock(&dbs_mutex);
@@ -259,16 +259,16 @@ static void dbs_check_cpu(int cpu)
return;
policy = this_dbs_info->cur_policy;
- /*
+ /*
* Every sampling_rate, we check, if current idle time is less
* than 20% (default), then we try to increase frequency
* Every sampling_rate*sampling_down_factor, we look for a the lowest
* frequency which can sustain the load while keeping idle time over
* 30%. If such a frequency exist, we try to decrease to this frequency.
*
- * Any frequency increase takes it to the maximum frequency.
- * Frequency reduction happens at minimum steps of
- * 5% (default) of current frequency
+ * Any frequency increase takes it to the maximum frequency.
+ * Frequency reduction happens at minimum steps of
+ * 5% (default) of current frequency
*/
/* Check for frequency increase */
@@ -298,14 +298,14 @@ static void dbs_check_cpu(int cpu)
struct cpu_dbs_info_s *j_dbs_info;
j_dbs_info = &per_cpu(cpu_dbs_info, j);
- j_dbs_info->prev_cpu_idle_down =
+ j_dbs_info->prev_cpu_idle_down =
j_dbs_info->prev_cpu_idle_up;
}
/* if we are already at full speed then break out early */
if (policy->cur == policy->max)
return;
-
- __cpufreq_driver_target(policy, policy->max,
+
+ __cpufreq_driver_target(policy, policy->max,
CPUFREQ_RELATION_H);
return;
}
@@ -347,7 +347,7 @@ static void dbs_check_cpu(int cpu)
* policy. To be safe, we focus 10 points under the threshold.
*/
freq_next = ((total_ticks - idle_ticks) * 100) / total_ticks;
- freq_next = (freq_next * policy->cur) /
+ freq_next = (freq_next * policy->cur) /
(dbs_tuners_ins.up_threshold - 10);
if (freq_next <= ((policy->cur * 95) / 100))
@@ -355,15 +355,15 @@ static void dbs_check_cpu(int cpu)
}
static void do_dbs_timer(void *data)
-{
+{
int i;
mutex_lock(&dbs_mutex);
for_each_online_cpu(i)
dbs_check_cpu(i);
- schedule_delayed_work(&dbs_work,
+ schedule_delayed_work(&dbs_work,
usecs_to_jiffies(dbs_tuners_ins.sampling_rate));
mutex_unlock(&dbs_mutex);
-}
+}
static inline void dbs_timer_init(void)
{
@@ -390,7 +390,7 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
switch (event) {
case CPUFREQ_GOV_START:
- if ((!cpu_online(cpu)) ||
+ if ((!cpu_online(cpu)) ||
(!policy->cur))
return -EINVAL;
@@ -399,13 +399,13 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
return -EINVAL;
if (this_dbs_info->enable) /* Already enabled */
break;
-
+
mutex_lock(&dbs_mutex);
for_each_cpu_mask(j, policy->cpus) {
struct cpu_dbs_info_s *j_dbs_info;
j_dbs_info = &per_cpu(cpu_dbs_info, j);
j_dbs_info->cur_policy = policy;
-
+
j_dbs_info->prev_cpu_idle_up = get_cpu_idle_time(j);
j_dbs_info->prev_cpu_idle_down
= j_dbs_info->prev_cpu_idle_up;
@@ -435,7 +435,7 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
dbs_timer_init();
}
-
+
mutex_unlock(&dbs_mutex);
break;
@@ -448,9 +448,9 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
* Stop the timerschedule work, when this governor
* is used for first time
*/
- if (dbs_enable == 0)
+ if (dbs_enable == 0)
dbs_timer_exit();
-
+
mutex_unlock(&dbs_mutex);
break;
@@ -460,11 +460,11 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
if (policy->max < this_dbs_info->cur_policy->cur)
__cpufreq_driver_target(
this_dbs_info->cur_policy,
- policy->max, CPUFREQ_RELATION_H);
+ policy->max, CPUFREQ_RELATION_H);
else if (policy->min > this_dbs_info->cur_policy->cur)
__cpufreq_driver_target(
this_dbs_info->cur_policy,
- policy->min, CPUFREQ_RELATION_L);
+ policy->min, CPUFREQ_RELATION_L);
mutex_unlock(&dbs_mutex);
break;
}
diff --git a/drivers/cpufreq/cpufreq_performance.c b/drivers/cpufreq/cpufreq_performance.c
index 8d536b40deb8b756b1d3c4c70f5c8415559638fa..de91e3371ef82347710977d13c55a777f0c3189b 100644
--- a/drivers/cpufreq/cpufreq_performance.c
+++ b/drivers/cpufreq/cpufreq_performance.c
@@ -32,7 +32,7 @@ static int cpufreq_governor_performance(struct cpufreq_policy *policy,
}
return 0;
}
-
+
struct cpufreq_governor cpufreq_gov_performance = {
.name = "performance",
.governor = cpufreq_governor_performance,
diff --git a/drivers/cpufreq/cpufreq_powersave.c b/drivers/cpufreq/cpufreq_powersave.c
index c85edda7feb0168c2bd5ff229884cc93f494fd10..0a2596044e65950ad2addc83794375cfc5d3bd7b 100644
--- a/drivers/cpufreq/cpufreq_powersave.c
+++ b/drivers/cpufreq/cpufreq_powersave.c
@@ -31,7 +31,7 @@ static int cpufreq_governor_powersave(struct cpufreq_policy *policy,
}
return 0;
}
-
+
static struct cpufreq_governor cpufreq_gov_powersave = {
.name = "powersave",
.governor = cpufreq_governor_powersave,
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index 0bddb8e694d9bbde6acd604c540383e65524e2f9..c25bdb7aec51438928248cedc4b11124c8c1d671 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -2,7 +2,7 @@
* drivers/cpufreq/cpufreq_stats.c
*
* Copyright (C) 2003-2004 Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>.
- * (C) 2004 Zou Nan hai <nanhai.zou@intel.com>.
+ * (C) 2004 Zou Nan hai <nanhai.zou@intel.com>.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -90,7 +90,7 @@ show_time_in_state(struct cpufreq_policy *policy, char *buf)
return 0;
cpufreq_stats_update(stat->cpu);
for (i = 0; i < stat->state_num; i++) {
- len += sprintf(buf + len, "%u %llu\n", stat->freq_table[i],
+ len += sprintf(buf + len, "%u %llu\n", stat->freq_table[i],
(unsigned long long)cputime64_to_clock_t(stat->time_in_state[i]));
}
return len;
@@ -171,7 +171,7 @@ cpufreq_stats_free_table (unsigned int cpu)
{
struct cpufreq_stats *stat = cpufreq_stats_table[cpu];
struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
- if (policy && policy->cpu == cpu)
+ if (policy && policy->cpu == cpu)
sysfs_remove_group(&policy->kobj, &stats_attr_group);
if (stat) {
kfree(stat->time_in_state);
diff --git a/drivers/cpufreq/cpufreq_userspace.c b/drivers/cpufreq/cpufreq_userspace.c
index 92a0be22a2a95bd92dd19c4c152880608910716d..071ee4f1bbf22a6ee542e16b29a579b422e323ca 100644
--- a/drivers/cpufreq/cpufreq_userspace.c
+++ b/drivers/cpufreq/cpufreq_userspace.c
@@ -41,7 +41,7 @@ static DEFINE_MUTEX (userspace_mutex);
#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_GOVERNOR, "userspace", msg)
/* keep track of frequency transitions */
-static int
+static int
userspace_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
void *data)
{
@@ -58,7 +58,7 @@ static struct notifier_block userspace_cpufreq_notifier_block = {
};
-/**
+/**
* cpufreq_set - set the CPU frequency
* @freq: target frequency in kHz
* @cpu: CPU for which the frequency is to be set
@@ -103,8 +103,8 @@ static ssize_t show_speed (struct cpufreq_policy *policy, char *buf)
return sprintf (buf, "%u\n", cpu_cur_freq[policy->cpu]);
}
-static ssize_t
-store_speed (struct cpufreq_policy *policy, const char *buf, size_t count)
+static ssize_t
+store_speed (struct cpufreq_policy *policy, const char *buf, size_t count)
{
unsigned int freq = 0;
unsigned int ret;
@@ -118,7 +118,7 @@ store_speed (struct cpufreq_policy *policy, const char *buf, size_t count)
return count;
}
-static struct freq_attr freq_attr_scaling_setspeed =
+static struct freq_attr freq_attr_scaling_setspeed =
{
.attr = { .name = "scaling_setspeed", .mode = 0644, .owner = THIS_MODULE },
.show = show_speed,
@@ -135,7 +135,7 @@ static int cpufreq_governor_userspace(struct cpufreq_policy *policy,
return -EINVAL;
BUG_ON(!policy->cur);
mutex_lock(&userspace_mutex);
- cpu_is_managed[cpu] = 1;
+ cpu_is_managed[cpu] = 1;
cpu_min_freq[cpu] = policy->min;
cpu_max_freq[cpu] = policy->max;
cpu_cur_freq[cpu] = policy->cur;
diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c
index ba460bdea60f60ddabdb26e6f123ac68064fdff5..a4818ce889195d81ba5e70e0a19582410e8ac716 100644
--- a/drivers/cpufreq/freq_table.c
+++ b/drivers/cpufreq/freq_table.c
@@ -59,9 +59,8 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
if (!cpu_online(policy->cpu))
return -EINVAL;
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_limits(policy,
+ policy->cpuinfo.min_freq, policy->cpuinfo.max_freq);
for (i=0; (table[i].frequency != CPUFREQ_TABLE_END); i++) {
unsigned int freq = table[i].frequency;
@@ -76,9 +75,8 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
if (!count)
policy->max = next_larger;
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_limits(policy,
+ policy->cpuinfo.min_freq, policy->cpuinfo.max_freq);
dprintk("verification lead to (%u - %u kHz) for cpu %u\n", policy->min, policy->max, policy->cpu);
@@ -199,7 +197,7 @@ EXPORT_SYMBOL_GPL(cpufreq_freq_attr_scaling_available_freqs);
* if you use these, you must assure that the frequency table is valid
* all the time between get_attr and put_attr!
*/
-void cpufreq_frequency_table_get_attr(struct cpufreq_frequency_table *table,
+void cpufreq_frequency_table_get_attr(struct cpufreq_frequency_table *table,
unsigned int cpu)
{
dprintk("setting show_table for cpu %u to %p\n", cpu, table);