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-rw-r--r--drivers/cpufreq/amd-pstate.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index 5155fc0019df..13ee5cac901d 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -1843,21 +1843,15 @@ static int __init amd_pstate_init(void)
cppc_state = CONFIG_X86_AMD_PSTATE_DEFAULT_MODE;
}
- switch (cppc_state) {
- case AMD_PSTATE_DISABLE:
+ if (cppc_state == AMD_PSTATE_DISABLE) {
pr_info("driver load is disabled, boot with specific mode to enable this\n");
return -ENODEV;
- case AMD_PSTATE_PASSIVE:
- case AMD_PSTATE_ACTIVE:
- case AMD_PSTATE_GUIDED:
- ret = amd_pstate_set_driver(cppc_state);
- if (ret)
- return ret;
- break;
- default:
- return -EINVAL;
}
+ ret = amd_pstate_set_driver(cppc_state);
+ if (ret)
+ return ret;
+
/* capability check */
if (cpu_feature_enabled(X86_FEATURE_CPPC)) {
pr_debug("AMD CPPC MSR based functionality is supported\n");