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[2001:1c00:c1e:bf00:1054:9d19:e0f0:8214]) by smtp.gmail.com with ESMTPSA id v25sm73057edr.18.2021.03.23.13.58.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 23 Mar 2021 13:58:51 -0700 (PDT) Subject: Re: [PATCH v2] platform/x86: asus-wmi: Add param to turn fn-lock mode on by default To: Luca Stefani Cc: Corentin Chary , Mark Gross , acpi4asus-user@lists.sourceforge.net, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org References: <20210323202505.141496-1-luca.stefani.ge1@gmail.com> From: Hans de Goede Message-ID: <097b8aff-70f4-bd0f-e561-60a773b3231c@redhat.com> Date: Tue, 23 Mar 2021 21:58:50 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: <20210323202505.141496-1-luca.stefani.ge1@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 3/23/21 9:25 PM, Luca Stefani wrote: > * On recent ZenBooks the fn-lock is disabled > by default on boot while running Windows. > > * Add a module param ( fnlock_default ) that allows > changing the default at probe time > > Signed-off-by: Luca Stefani > --- > drivers/platform/x86/asus-wmi.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c > index 9ca15f724343..f3ed72f01462 100644 > --- a/drivers/platform/x86/asus-wmi.c > +++ b/drivers/platform/x86/asus-wmi.c > @@ -47,6 +47,9 @@ MODULE_AUTHOR("Corentin Chary , " > MODULE_DESCRIPTION("Asus Generic WMI Driver"); > MODULE_LICENSE("GPL"); > > +static bool fnlock_default = false; The initial value of this needs to be true, so that there is no behavioral change when people upgrade from a kernel without this to one with it. And then people who want a different behavior can get that by setting the module option. Regards, Hans > +module_param(fnlock_default, bool, 0444); > + > #define to_asus_wmi_driver(pdrv) \ > (container_of((pdrv), struct asus_wmi_driver, platform_driver)) > > @@ -2673,7 +2676,7 @@ static int asus_wmi_add(struct platform_device *pdev) > err = asus_wmi_set_devstate(ASUS_WMI_DEVID_BACKLIGHT, 2, NULL); > > if (asus_wmi_has_fnlock_key(asus)) { > - asus->fnlock_locked = true; > + asus->fnlock_locked = fnlock_default; > asus_wmi_fnlock_update(asus); > } > >