linux-kernel - Re: [PATCH v10 4/5] alienware-wmi: added force module parameters

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Message-ID: <677c9b97-8eef-4001-a276-e9bc68538b81@gmx.de>
Date: Wed, 30 Oct 2024 00:13:45 +0100
From: Armin Wolf <W_Armin@....de>
To: Kurt Borja <kuurtb@...il.com>
Cc: hdegoede@...hat.com, ilpo.jarvinen@...ux.intel.com,
 linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH v10 4/5] alienware-wmi: added force module parameters

Am 29.10.24 um 14:53 schrieb Kurt Borja:

> Added force_platform_profile and force_gmode unsafe module parameters,
> allowing users to force `thermal` and `gmode` quirks respectively.
>
> Signed-off-by: Kurt Borja <kuurtb@...il.com>
> ---
> v10:
>   - Introduced
> ---
>   drivers/platform/x86/dell/alienware-wmi.c | 18 ++++++++++++++++++
>   1 file changed, 18 insertions(+)
>
> diff --git a/drivers/platform/x86/dell/alienware-wmi.c b/drivers/platform/x86/dell/alienware-wmi.c
> index 1d62c2ce7..91f0e09d0 100644
> --- a/drivers/platform/x86/dell/alienware-wmi.c
> +++ b/drivers/platform/x86/dell/alienware-wmi.c
> @@ -42,6 +42,14 @@ MODULE_LICENSE("GPL");
>   MODULE_ALIAS("wmi:" LEGACY_CONTROL_GUID);
>   MODULE_ALIAS("wmi:" WMAX_CONTROL_GUID);
>
> +static bool force_platform_profile;
> +module_param_unsafe(force_platform_profile, bool, 0);
> +MODULE_PARM_DESC(force_platform_profile, "Forces auto-detecting thermal profiles without checking if WMI thermal backend is available");
> +
> +static bool force_gmode;
> +module_param_unsafe(force_gmode, bool, 0);
> +MODULE_PARM_DESC(force_gmode, "Forces G-Mode when performance profile is selected");
> +
>   enum INTERFACE_FLAGS {
>   	LEGACY,
>   	WMAX,
> @@ -1075,6 +1083,16 @@ static int __init alienware_wmi_init(void)
>   	if (quirks == NULL)
>   		quirks = &quirk_unknown;
>
> +	if (force_platform_profile)
> +		quirks->thermal = true;
> +
> +	if (force_gmode) {
> +		if (quirks->thermal)
> +			quirks->gmode = true;
> +		else
> +			pr_warn("alienware-wmi: force_gmode requieres platform profile support");

Please drop the "alienware-wmi:" prefix, it should get added automatically.

With that being fixed:

Reviewed-by: Armin Wolf <W_Armin@....de>

> +	}
> +
>   	ret = platform_driver_register(&platform_driver);
>   	if (ret)
>   		goto fail_platform_driver;