Commit 81be193b authored by Rafael J. Wysocki's avatar Rafael J. Wysocki

Merge branch 'pm-cpufreq-fixes'

* pm-cpufreq-fixes:
  cpufreq: intel_pstate: Fix processing for turbo activation ratio
  Revert "cpufreq: governor: Fix negative idle_time when configured with CONFIG_HZ_PERIODIC"
parents 02da2d72 1becf035
...@@ -193,12 +193,8 @@ unsigned int dbs_update(struct cpufreq_policy *policy) ...@@ -193,12 +193,8 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
wall_time = cur_wall_time - j_cdbs->prev_cpu_wall; wall_time = cur_wall_time - j_cdbs->prev_cpu_wall;
j_cdbs->prev_cpu_wall = cur_wall_time; j_cdbs->prev_cpu_wall = cur_wall_time;
if (cur_idle_time <= j_cdbs->prev_cpu_idle) { idle_time = cur_idle_time - j_cdbs->prev_cpu_idle;
idle_time = 0; j_cdbs->prev_cpu_idle = cur_idle_time;
} else {
idle_time = cur_idle_time - j_cdbs->prev_cpu_idle;
j_cdbs->prev_cpu_idle = cur_idle_time;
}
if (ignore_nice) { if (ignore_nice) {
u64 cur_nice = kcpustat_cpu(j).cpustat[CPUTIME_NICE]; u64 cur_nice = kcpustat_cpu(j).cpustat[CPUTIME_NICE];
......
...@@ -813,6 +813,11 @@ static int core_get_max_pstate(void) ...@@ -813,6 +813,11 @@ static int core_get_max_pstate(void)
if (err) if (err)
goto skip_tar; goto skip_tar;
/* For level 1 and 2, bits[23:16] contain the ratio */
if (tdp_ctrl)
tdp_ratio >>= 16;
tdp_ratio &= 0xff; /* ratios are only 8 bits long */
if (tdp_ratio - 1 == tar) { if (tdp_ratio - 1 == tar) {
max_pstate = tar; max_pstate = tar;
pr_debug("max_pstate=TAC %x\n", max_pstate); pr_debug("max_pstate=TAC %x\n", max_pstate);
......
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