53 lines
1.8 KiB
Diff
53 lines
1.8 KiB
Diff
From 06c52df851256238253ec286682cafbd5bb832d8 Mon Sep 17 00:00:00 2001
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From: Mario Limonciello <mario.limonciello@amd.com>
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Date: Thu, 5 Dec 2024 16:28:35 -0600
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Subject: cpufreq/amd-pstate: Drop cached epp_policy variable
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epp_policy is not used by any of the current code and there
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is no need to cache it.
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Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
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Reviewed-by: Gautham R. Shenoy <gautham.shenoy@amd.com>
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---
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drivers/cpufreq/amd-pstate.c | 3 ---
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drivers/cpufreq/amd-pstate.h | 2 --
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2 files changed, 5 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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@@ -1506,7 +1506,6 @@ static int amd_pstate_epp_cpu_init(struc
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return -ENOMEM;
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cpudata->cpu = policy->cpu;
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- cpudata->epp_policy = 0;
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ret = amd_pstate_init_perf(cpudata);
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if (ret)
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@@ -1613,8 +1612,6 @@ static int amd_pstate_epp_update_limit(s
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value &= ~AMD_CPPC_DES_PERF(~0L);
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value |= AMD_CPPC_DES_PERF(0);
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- cpudata->epp_policy = cpudata->policy;
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-
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/* Get BIOS pre-defined epp value */
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epp = amd_pstate_get_epp(cpudata, value);
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if (epp < 0) {
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--- a/drivers/cpufreq/amd-pstate.h
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+++ b/drivers/cpufreq/amd-pstate.h
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@@ -57,7 +57,6 @@ struct amd_aperf_mperf {
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* @hw_prefcore: check whether HW supports preferred core featue.
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* Only when hw_prefcore and early prefcore param are true,
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* AMD P-State driver supports preferred core featue.
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- * @epp_policy: Last saved policy used to set energy-performance preference
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* @epp_cached: Cached CPPC energy-performance preference value
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* @policy: Cpufreq policy value
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* @cppc_cap1_cached Cached MSR_AMD_CPPC_CAP1 register value
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@@ -94,7 +93,6 @@ struct amd_cpudata {
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bool hw_prefcore;
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/* EPP feature related attributes*/
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- s16 epp_policy;
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s16 epp_cached;
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u32 policy;
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u64 cppc_cap1_cached;
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