Messages in this thread Patch in this message | | | From | Perry Yuan <> | Subject | [PATCH] cpufreq: amd_pstate: fix the highest perf query for new AMD processors | Date | Mon, 13 Jun 2022 23:52:28 -0400 |
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In order to get the corrent highest perf for some new AMD processors, the amd_get_highest_perf() call will check the CPU model and return correct highest perf value.
Signed-off-by: Perry Yuan <Perry.Yuan@amd.com> --- arch/x86/kernel/cpu/amd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 0c0b09796ced..ff2075f26ef4 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -1152,7 +1152,8 @@ u32 amd_get_highest_perf(void) struct cpuinfo_x86 *c = &boot_cpu_data; if (c->x86 == 0x17 && ((c->x86_model >= 0x30 && c->x86_model < 0x40) || - (c->x86_model >= 0x70 && c->x86_model < 0x80))) + (c->x86_model >= 0x70 && c->x86_model < 0x80) || + (c->x86_model >= 0xa0 && c->x86_model < 0xb0))) return 166; if (c->x86 == 0x19 && ((c->x86_model >= 0x20 && c->x86_model < 0x30) || -- 2.25.1
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