Re: [PATCH] cpufreq: amd_pstate: fix the highest perf query for new AMD processors

[Huang Rui <ray.huang@amd.com>]

On Tue, Jun 14, 2022 at 11:52:28AM +0800, Yuan, Perry wrote:
> 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.
> 

You needs to change the prefix of the subject, because it's not the
amd-pstate driver.

x86/amd: Fix the highest perf query for new AMD processors

Thanks,
Ray

> 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
>