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OpenCloudOS-Kernel
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xtensa: remove CCOUNT_PER_JIFFY 

Use ccount_freq directly to make the code a little more readable.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Baruch Siach 2013-07-15 08:24:22 +03:00 committed by Chris Zankel
parent fedc21dce8
commit 8d5e1d8e62
3 changed files with 4 additions and 5 deletions
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1
arch/xtensa/include/asm/timex.h
View File

@ -36,7 +36,6 @@
#endif
extern unsigned long ccount_freq;
#define CCOUNT_PER_JIFFY (ccount_freq / HZ)
typedef unsigned long long cycles_t;

4
arch/xtensa/kernel/setup.c
View File

@ -585,8 +585,8 @@ c_show(struct seq_file *f, void *slot)
"bogomips\t: %lu.%02lu\n",
XCHAL_BUILD_UNIQUE_ID,
XCHAL_HAVE_BE ? "big" : "little",
CCOUNT_PER_JIFFY/(1000000/HZ),
(CCOUNT_PER_JIFFY/(10000/HZ)) % 100,
ccount_freq/1000000,
(ccount_freq/10000) % 100,
loops_per_jiffy/(500000/HZ),
(loops_per_jiffy/(5000/HZ)) % 100);

4
arch/xtensa/kernel/time.c
View File

@ -130,7 +130,7 @@ void __init time_init(void)
#else
ccount_freq = CONFIG_XTENSA_CPU_CLOCK*1000000UL;
#endif
clocksource_register_hz(&ccount_clocksource, CCOUNT_PER_JIFFY * HZ);
clocksource_register_hz(&ccount_clocksource, ccount_freq);
ccount_timer.evt.cpumask = cpumask_of(0);
ccount_timer.evt.irq = irq_create_mapping(NULL, LINUX_TIMER_INT);
@ -164,7 +164,7 @@ irqreturn_t timer_interrupt (int irq, void *dev_id)
#ifndef CONFIG_GENERIC_CALIBRATE_DELAY
void calibrate_delay(void)
{
loops_per_jiffy = CCOUNT_PER_JIFFY;
loops_per_jiffy = ccount_freq / HZ;
printk("Calibrating delay loop (skipped)... "
"%lu.%02lu BogoMIPS preset\n",
loops_per_jiffy/(1000000/HZ),