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cpufreq/amd-pstate: Add EPP tunings for Zen6 client platforms

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Zen6 client platforms perform better with individual tunings for
different core types.  Add initial EPP tuning values for those
platforms.

Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com>
Tested-by: K Prateek Nayak <kprateek.nayak@amd.com>
Signed-off-by: Mario Limonciello (AMD) <superm1@kernel.org>
This commit is contained in:
Mario Limonciello (AMD) 2026-08-18 23:12:16 -05:00 committed by Mario Limonciello
parent db40a7877c
commit 114a157e8d
1 changed files with 26 additions and 0 deletions
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26
drivers/cpufreq/amd-pstate.c
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@ -206,7 +206,33 @@ struct amd_pstate_epp_soc {
* Per-CPU-type EPP overrides for hybrid systems. Only hybrid SoCs should be
* listed here; non-hybrid systems always use the legacy defaults.
*/
static const struct amd_pstate_epp_soc epp_soc_zen6_client __initconst = {
.performance_core = {
.performance = 25,
.balance_performance = 51,
.balance_power = 64,
.power = 64,
},
.efficiency_core = {
.performance = 25,
.balance_performance = 51,
.balance_power = 64,
.power = 115,
},
.low_power_core = {
.performance = 25,
.balance_performance = 51,
.balance_power = 64,
.power = 115,
},
};
static const struct x86_cpu_id amd_pstate_epp_soc_ids[] __initconst = {
X86_MATCH_VENDOR_FAM_MODEL(AMD, 0x1A, 0x80, &epp_soc_zen6_client),
X86_MATCH_VENDOR_FAM_MODEL(AMD, 0x1A, 0x81, &epp_soc_zen6_client),
X86_MATCH_VENDOR_FAM_MODEL(AMD, 0x1A, 0x84, &epp_soc_zen6_client),
X86_MATCH_VENDOR_FAM_MODEL(AMD, 0x1A, 0x85, &epp_soc_zen6_client),
X86_MATCH_VENDOR_FAM_MODEL(AMD, 0x1A, 0xe0, &epp_soc_zen6_client),
{}
};