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authorUlf Hansson <ulf.hansson@linaro.org>2022-05-14 18:20:44 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2022-05-19 20:35:54 +0300
commita6653fb584b5f6ac60ddd5d86ddd49a1f3945a04 (patch)
tree30bc719db7783bc8c3c0a39f0a6be5ab30cf8c62 /drivers/cpuidle
parent34be27517cb763ea367da21e3cdee5d1bc40f47f (diff)
downloadlinux-a6653fb584b5f6ac60ddd5d86ddd49a1f3945a04.tar.xz
cpuidle: riscv-sbi: Fix code to allow a genpd governor to be used
The intent is to use a genpd governor when there are some states that needs to be managed. Although, the current code ends up to never assign a governor, let's fix this. Fixes: 6abf32f1d9c50 ("cpuidle: Add RISC-V SBI CPU idle driver") Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> Reviewed-by: Anup Patel <anup@brainfault.org> Tested-by: Anup Patel <anup@brainfault.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpuidle')
-rw-r--r--drivers/cpuidle/cpuidle-riscv-sbi.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/cpuidle/cpuidle-riscv-sbi.c b/drivers/cpuidle/cpuidle-riscv-sbi.c
index 5c852e671992..1151e5e2ba82 100644
--- a/drivers/cpuidle/cpuidle-riscv-sbi.c
+++ b/drivers/cpuidle/cpuidle-riscv-sbi.c
@@ -414,7 +414,7 @@ static int sbi_pd_init(struct device_node *np)
struct generic_pm_domain *pd;
struct sbi_pd_provider *pd_provider;
struct dev_power_governor *pd_gov;
- int ret = -ENOMEM, state_count = 0;
+ int ret = -ENOMEM;
pd = dt_idle_pd_alloc(np, sbi_dt_parse_state_node);
if (!pd)
@@ -433,7 +433,7 @@ static int sbi_pd_init(struct device_node *np)
pd->flags |= GENPD_FLAG_ALWAYS_ON;
/* Use governor for CPU PM domains if it has some states to manage. */
- pd_gov = state_count > 0 ? &pm_domain_cpu_gov : NULL;
+ pd_gov = pd->states ? &pm_domain_cpu_gov : NULL;
ret = pm_genpd_init(pd, pd_gov, false);
if (ret)