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authorPatrick Georgi <pgeorgi@google.com>2019-11-29 12:07:41 +0100
committerPatrick Georgi <pgeorgi@google.com>2019-11-30 09:43:45 +0000
commit3802563bdcaa850b9db9afe48469af80ce24e652 (patch)
treed1c2653b2ecee4e11e667607c375fdb7e865c22e /src/cpu/x86
parent2c2df5b6ddd1eb568b2384ec34dac6f721ee427e (diff)
cpu/x86/tsc: Remove indirection when accessing mono_timer_g
Change-Id: Ice1426cec8f9c5d9644836b0cf025be50e932f48 Signed-off-by: Patrick Georgi <pgeorgi@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37359 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/cpu/x86')
-rw-r--r--src/cpu/x86/tsc/delay_tsc.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/src/cpu/x86/tsc/delay_tsc.c b/src/cpu/x86/tsc/delay_tsc.c
index fe6ae5b78e..fda8fe1b20 100644
--- a/src/cpu/x86/tsc/delay_tsc.c
+++ b/src/cpu/x86/tsc/delay_tsc.c
@@ -50,27 +50,20 @@ static struct monotonic_counter {
uint64_t last_value;
} mono_counter_g;
-static inline struct monotonic_counter *get_monotonic_context(void)
-{
- return &mono_counter_g;
-}
-
void timer_monotonic_get(struct mono_time *mt)
{
uint64_t current_tick;
uint64_t ticks_elapsed;
unsigned long ticks_per_usec;
- struct monotonic_counter *mono_counter;
- mono_counter = get_monotonic_context();
- if (!mono_counter->initialized) {
+ if (!mono_counter_g.initialized) {
init_timer();
- mono_counter->last_value = rdtscll();
- mono_counter->initialized = 1;
+ mono_counter_g.last_value = rdtscll();
+ mono_counter_g.initialized = 1;
}
current_tick = rdtscll();
- ticks_elapsed = current_tick - mono_counter->last_value;
+ ticks_elapsed = current_tick - mono_counter_g.last_value;
ticks_per_usec = tsc_freq_mhz();
/* Update current time and tick values only if a full tick occurred. */
@@ -78,11 +71,11 @@ void timer_monotonic_get(struct mono_time *mt)
uint64_t usecs_elapsed;
usecs_elapsed = ticks_elapsed / ticks_per_usec;
- mono_time_add_usecs(&mono_counter->time, (long)usecs_elapsed);
- mono_counter->last_value = current_tick;
+ mono_time_add_usecs(&mono_counter_g.time, (long)usecs_elapsed);
+ mono_counter_g.last_value = current_tick;
}
/* Save result. */
- *mt = mono_counter->time;
+ *mt = mono_counter_g.time;
}
#endif