Messages in this thread Patch in this message | | | From | Perry Yuan <> | Subject | [PATCH v3] x86/cpu/amd: fix the highest perf query for new AMD processors | Date | Thu, 1 Sep 2022 16:59:39 +0800 |
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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.
Acked-by: Huang Rui <ray.huang@amd.com> 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 48276c0e479d..bdb0bfa80525 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -1184,7 +1184,8 @@ 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) || -- 2.34.1
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