2024-12-10 00:17:37 +03:00
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From 0f2929e03651c101f1a6fa8ccf40167eb48c1789 Mon Sep 17 00:00:00 2001
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2024-10-29 05:12:06 +03:00
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From: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com>
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Date: Thu, 17 Oct 2024 10:05:31 +0000
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Subject: cpufreq/amd-pstate: Remove the switch case in amd_pstate_init()
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Replace the switch case with a more readable if condition.
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Signed-off-by: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com>
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---
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drivers/cpufreq/amd-pstate.c | 16 +++++-----------
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1 file changed, 5 insertions(+), 11 deletions(-)
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--- a/drivers/cpufreq/amd-pstate.c
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+++ b/drivers/cpufreq/amd-pstate.c
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@@ -1873,21 +1873,15 @@ static int __init amd_pstate_init(void)
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cppc_state = CONFIG_X86_AMD_PSTATE_DEFAULT_MODE;
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}
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- switch (cppc_state) {
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- case AMD_PSTATE_DISABLE:
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+ if (cppc_state == AMD_PSTATE_DISABLE) {
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pr_info("driver load is disabled, boot with specific mode to enable this\n");
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return -ENODEV;
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- case AMD_PSTATE_PASSIVE:
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- case AMD_PSTATE_ACTIVE:
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- case AMD_PSTATE_GUIDED:
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- ret = amd_pstate_set_driver(cppc_state);
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- if (ret)
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- return ret;
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- break;
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- default:
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- return -EINVAL;
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}
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+ ret = amd_pstate_set_driver(cppc_state);
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+ if (ret)
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+ return ret;
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+
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/* capability check */
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if (cpu_feature_enabled(X86_FEATURE_CPPC)) {
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pr_debug("AMD CPPC MSR based functionality is supported\n");
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