diff options
| author | Jie Zhan <zhanjie9@hisilicon.com> | 2025-12-23 15:21:18 +0800 |
|---|---|---|
| committer | Viresh Kumar <viresh.kumar@linaro.org> | 2026-01-27 11:21:23 +0530 |
| commit | 206b6612556398e717b1e293d96992d5ab2b8f32 (patch) | |
| tree | a4b9c4570def9e95a8f208c6c4ed636d0abf7330 | |
| parent | f9cadb3d56912a70571fdd95f426b757557c465b (diff) | |
cpufreq: CPPC: Factor out cppc_fie_kworker_init()
Factor out the CPPC FIE kworker init in cppc_freq_invariance_init() because
it's a standalone procedure for use when the CPC regs are in PCC channels.
Reviewed-by: Lifeng Zheng <zhenglifeng1@huawei.com>
Reviewed-by: Pierre Gondois <pierre.gondois@arm.com>
Signed-off-by: Jie Zhan <zhanjie9@hisilicon.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
| -rw-r--r-- | drivers/cpufreq/cppc_cpufreq.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c index 9eac77c4f294..947b4e2e1d4e 100644 --- a/drivers/cpufreq/cppc_cpufreq.c +++ b/drivers/cpufreq/cppc_cpufreq.c @@ -184,7 +184,7 @@ static void cppc_cpufreq_cpu_fie_exit(struct cpufreq_policy *policy) } } -static void __init cppc_freq_invariance_init(void) +static void cppc_fie_kworker_init(void) { struct sched_attr attr = { .size = sizeof(struct sched_attr), @@ -201,17 +201,6 @@ static void __init cppc_freq_invariance_init(void) }; int ret; - if (fie_disabled != FIE_ENABLED && fie_disabled != FIE_DISABLED) { - fie_disabled = FIE_ENABLED; - if (cppc_perf_ctrs_in_pcc()) { - pr_info("FIE not enabled on systems with registers in PCC\n"); - fie_disabled = FIE_DISABLED; - } - } - - if (fie_disabled) - return; - kworker_fie = kthread_run_worker(0, "cppc_fie"); if (IS_ERR(kworker_fie)) { pr_warn("%s: failed to create kworker_fie: %ld\n", __func__, @@ -229,6 +218,22 @@ static void __init cppc_freq_invariance_init(void) } } +static void __init cppc_freq_invariance_init(void) +{ + if (fie_disabled != FIE_ENABLED && fie_disabled != FIE_DISABLED) { + fie_disabled = FIE_ENABLED; + if (cppc_perf_ctrs_in_pcc()) { + pr_info("FIE not enabled on systems with registers in PCC\n"); + fie_disabled = FIE_DISABLED; + } + } + + if (fie_disabled) + return; + + cppc_fie_kworker_init(); +} + static void cppc_freq_invariance_exit(void) { if (fie_disabled) |