#include <linux/slab.h>
#include <asm/msr.h>
-#include <asm/timex.h>
-#include <asm/io.h>
+#include <linux/timex.h>
+#include <linux/io.h>
-
-#define POWERNOW_IOPORT 0xfff0 /* it doesn't matter where, as long
- as it is unused */
+#define POWERNOW_IOPORT 0xfff0 /* it doesn't matter where, as long
+ as it is unused */
static unsigned int busfreq; /* FSB, in 10 kHz */
static unsigned int max_multiplier;
msrval = POWERNOW_IOPORT + 0x1;
wrmsr(MSR_K6_EPMR, msrval, 0); /* enable the PowerNow port */
- invalue=inl(POWERNOW_IOPORT + 0x8);
+ invalue = inl(POWERNOW_IOPORT + 0x8);
msrval = POWERNOW_IOPORT + 0x0;
wrmsr(MSR_K6_EPMR, msrval, 0); /* disable it again */
*
* Tries to change the PowerNow! multiplier
*/
-static void powernow_k6_set_state (unsigned int best_i)
+static void powernow_k6_set_state(unsigned int best_i)
{
- unsigned long outvalue=0, invalue=0;
+ unsigned long outvalue = 0, invalue = 0;
unsigned long msrval;
struct cpufreq_freqs freqs;
msrval = POWERNOW_IOPORT + 0x1;
wrmsr(MSR_K6_EPMR, msrval, 0); /* enable the PowerNow port */
- invalue=inl(POWERNOW_IOPORT + 0x8);
+ invalue = inl(POWERNOW_IOPORT + 0x8);
invalue = invalue & 0xf;
outvalue = outvalue | invalue;
- outl(outvalue ,(POWERNOW_IOPORT + 0x8));
+ outl(outvalue , (POWERNOW_IOPORT + 0x8));
msrval = POWERNOW_IOPORT + 0x0;
wrmsr(MSR_K6_EPMR, msrval, 0); /* disable it again */
*
* sets a new CPUFreq policy
*/
-static int powernow_k6_target (struct cpufreq_policy *policy,
+static int powernow_k6_target(struct cpufreq_policy *policy,
unsigned int target_freq,
unsigned int relation)
{
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
result = cpufreq_frequency_table_cpuinfo(policy, clock_ratio);
if (result)
- return (result);
+ return result;
cpufreq_frequency_table_get_attr(clock_ratio, policy->cpu);
static int powernow_k6_cpu_exit(struct cpufreq_policy *policy)
{
unsigned int i;
- for (i=0; i<8; i++) {
- if (i==max_multiplier)
+ for (i = 0; i < 8; i++) {
+ if (i == max_multiplier)
powernow_k6_set_state(i);
}
cpufreq_frequency_table_put_attr(policy->cpu);
return busfreq * powernow_k6_get_cpu_multiplier();
}
-static struct freq_attr* powernow_k6_attr[] = {
+static struct freq_attr *powernow_k6_attr[] = {
&cpufreq_freq_attr_scaling_available_freqs,
NULL,
};
}
if (cpufreq_register_driver(&powernow_k6_driver)) {
- release_region (POWERNOW_IOPORT, 16);
+ release_region(POWERNOW_IOPORT, 16);
return -EINVAL;
}
static void __exit powernow_k6_exit(void)
{
cpufreq_unregister_driver(&powernow_k6_driver);
- release_region (POWERNOW_IOPORT, 16);
+ release_region(POWERNOW_IOPORT, 16);
}
-MODULE_AUTHOR ("Arjan van de Ven <arjanv@redhat.com>, Dave Jones <davej@codemonkey.org.uk>, Dominik Brodowski <linux@brodo.de>");
-MODULE_DESCRIPTION ("PowerNow! driver for AMD K6-2+ / K6-3+ processors.");
-MODULE_LICENSE ("GPL");
+MODULE_AUTHOR("Arjan van de Ven <arjanv@redhat.com>, Dave Jones <davej@codemonkey.org.uk>, Dominik Brodowski <linux@brodo.de>");
+MODULE_DESCRIPTION("PowerNow! driver for AMD K6-2+ / K6-3+ processors.");
+MODULE_LICENSE("GPL");
module_init(powernow_k6_init);
module_exit(powernow_k6_exit);