#include <linux/init.h>
#include <linux/slab.h>
#include <linux/cpufreq.h>
+#include <linux/timex.h>
#include <asm/msr.h>
#include <asm/processor.h>
-#include <asm/timex.h>
-#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "longrun", msg)
+#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, \
+ "longrun", msg)
static struct cpufreq_driver longrun_driver;
msr_lo &= 0x0000007F;
msr_hi &= 0x0000007F;
- if ( longrun_high_freq <= longrun_low_freq ) {
+ if (longrun_high_freq <= longrun_low_freq) {
/* Assume degenerate Longrun table */
policy->min = policy->max = longrun_high_freq;
} else {
if (!policy)
return -EINVAL;
- if ( longrun_high_freq <= longrun_low_freq ) {
+ if (longrun_high_freq <= longrun_low_freq) {
/* Assume degenerate Longrun table */
pctg_lo = pctg_hi = 100;
} else {
cpuid(0x80860007, &eax, &ebx, &ecx, &edx);
dprintk("cpuid eax is %u\n", eax);
- return (eax * 1000);
+ return eax * 1000;
}
/**
rdmsr(MSR_TMTA_LRTI_VOLT_MHZ, msr_lo, msr_hi);
*high_freq = msr_lo * 1000; /* to kHz */
- dprintk("longrun table interface told %u - %u kHz\n", *low_freq, *high_freq);
+ dprintk("longrun table interface told %u - %u kHz\n",
+ *low_freq, *high_freq);
if (*low_freq > *high_freq)
*low_freq = *high_freq;
cpuid(0x80860007, &eax, &ebx, &ecx, &edx);
/* try decreasing in 10% steps, some processors react only
* on some barrier values */
- for (try_hi = 80; try_hi > 0 && ecx > 90; try_hi -=10) {
+ for (try_hi = 80; try_hi > 0 && ecx > 90; try_hi -= 10) {
/* set to 0 to try_hi perf_pctg */
msr_lo &= 0xFFFFFF80;
msr_hi &= 0xFFFFFF80;
/* performance_pctg = (current_freq - low_freq)/(high_freq - low_freq)
* eqals
- * low_freq * ( 1 - perf_pctg) = (cur_freq - high_freq * perf_pctg)
+ * low_freq * (1 - perf_pctg) = (cur_freq - high_freq * perf_pctg)
*
* high_freq * perf_pctg is stored tempoarily into "ebx".
*/
}
-MODULE_AUTHOR ("Dominik Brodowski <linux@brodo.de>");
-MODULE_DESCRIPTION ("LongRun driver for Transmeta Crusoe and Efficeon processors.");
-MODULE_LICENSE ("GPL");
+MODULE_AUTHOR("Dominik Brodowski <linux@brodo.de>");
+MODULE_DESCRIPTION("LongRun driver for Transmeta Crusoe and "
+ "Efficeon processors.");
+MODULE_LICENSE("GPL");
module_init(longrun_init);
module_exit(longrun_exit);