linux-kernel - Re: [PATCH v3 1/5] cpupower: Recognise amd-pstate active mode driver

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Message-ID: <ZJGgTEdmsz/A1jco@amd.com>
Date:   Tue, 20 Jun 2023 20:49:16 +0800
From:   Huang Rui <ray.huang@....com>
To:     "Karny, Wyes" <Wyes.Karny@....com>
Cc:     "trenn@...e.com" <trenn@...e.com>,
        "shuah@...nel.org" <shuah@...nel.org>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "rafael@...nel.org" <rafael@...nel.org>,
        "Shenoy, Gautham Ranjal" <gautham.shenoy@....com>,
        "Limonciello, Mario" <Mario.Limonciello@....com>,
        "Yuan, Perry" <Perry.Yuan@....com>
Subject: Re: [PATCH v3 1/5] cpupower: Recognise amd-pstate active mode driver

On Tue, Jun 20, 2023 at 03:04:59AM +0800, Karny, Wyes wrote:
> amd-pstate active mode driver name is "amd-pstate-epp". Use common
> prefix for string matching condition to recognise amd-pstate active mode
> driver.
> 
> Reviewed-by: Gautham R. Shenoy <gautham.shenoy@....com>
> Signed-off-by: Wyes Karny <wyes.karny@....com>

Acked-by: Huang Rui <ray.huang@....com>

> ---
>  tools/power/cpupower/utils/helpers/misc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/power/cpupower/utils/helpers/misc.c b/tools/power/cpupower/utils/helpers/misc.c
> index 9547b29254a7..0c56fc77f93b 100644
> --- a/tools/power/cpupower/utils/helpers/misc.c
> +++ b/tools/power/cpupower/utils/helpers/misc.c
> @@ -95,7 +95,7 @@ bool cpupower_amd_pstate_enabled(void)
>  	if (!driver)
>  		return ret;
>  
> -	if (!strcmp(driver, "amd-pstate"))
> +	if (!strncmp(driver, "amd", 3))
>  		ret = true;
>  
>  	cpufreq_put_driver(driver);
> -- 
> 2.34.1
>