linux-kernel - Re: [PATCH] Added support for a some new buttons in ideapad-laptop driver Added entries to unsuported wmi codes in ideapad_keymap[] and one check in wmi_nofify in order to get wmi code 0x13d to trigger platform_profile

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Message-ID: <35969669-48b6-469e-9cd2-26929fb33e5f@redhat.com>
Date: Mon, 24 Mar 2025 13:23:11 +0100
From: Hans de Goede <hdegoede@...hat.com>
To: Gašper Nemgar <gasper.nemgar@...il.com>,
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: ikepanhc@...il.com, LKML <linux-kernel@...r.kernel.org>,
 platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH] Added support for a some new buttons in ideapad-laptop
 driver Added entries to unsuported wmi codes in ideapad_keymap[] and one
 check in wmi_nofify in order to get wmi code 0x13d to trigger
 platform_profile_cycle

Hi,

On 21-Mar-25 15:47, Gašper Nemgar wrote:
> Hello, yes I have noticed it messed up the title and will change it,


> I just have a question about the performance button aka WMI code 0x13d, is it smart to hardwire it into platorm_profile_cycle() or is it better to leave it as KEY_PROG4 keycode. Thanks

That depends on what the key does under Windows, if it cycles through performance
settings under Windows then calling platorm_profile_cycle() is the right thing to do.

If it opens some sort of performance settings dialog / Windows then a free KEY_PROG#
would be better.

Regards,

Hans



> 
> 
> On Fri, 21 Mar 2025 at 15:17, Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com <mailto:ilpo.jarvinen@...ux.intel.com>> wrote:
> 
>     On Fri, 21 Mar 2025, Gašper Nemgar wrote:
> 
>     Hi Gasper,
> 
>     Thanks for the patch. I think the changelog text got messed up during send
>     as it should here, not in the subject.
> 
>     Also please change "Added support" to "Add support", add the correct
>     prefix into the shortlog (the line in Subject), and add parenthesis after
>     functions in the description.
> 
>     -- 
>      i.
> 
>     > Signed-off-by: Gašper Nemgar <gasper.nemgar@...il.com <mailto:gasper.nemgar@...il.com>>"
>     > ---
>     >  drivers/platform/x86/ideapad-laptop.c | 16 ++++++++++++++++
>     >  1 file changed, 16 insertions(+)
>     >
>     > diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
>     > index 30bd366d7..a03377d87 100644
>     > --- a/drivers/platform/x86/ideapad-laptop.c
>     > +++ b/drivers/platform/x86/ideapad-laptop.c
>     > @@ -1308,6 +1308,16 @@ static const struct key_entry ideapad_keymap[] = {
>     >       /* Specific to some newer models */
>     >       { KE_KEY,       0x3e | IDEAPAD_WMI_KEY, { KEY_MICMUTE } },
>     >       { KE_KEY,       0x3f | IDEAPAD_WMI_KEY, { KEY_RFKILL } },
>     > +     /* Star- (User Asignable Key) */
>     > +     { KE_KEY,       0x44 | IDEAPAD_WMI_KEY, { KEY_PROG1 } },
>     > +     /* Eye */
>     > +     { KE_KEY,       0x45 | IDEAPAD_WMI_KEY, { KEY_BRIGHTNESS_CYCLE } },
>     > +     /* Performance toggle also Fn+Q */
>     > +     { KE_KEY,       0x3d | IDEAPAD_WMI_KEY, { KEY_PROG4 } },
>     > +     /* shift + prtsc */
>     > +     { KE_KEY,   0x2d | IDEAPAD_WMI_KEY, { KEY_CUT } },
>     > +     { KE_KEY,   0x29 | IDEAPAD_WMI_KEY, { KEY_TOUCHPAD_TOGGLE } },
>     > +     { KE_KEY,   0x2a | IDEAPAD_WMI_KEY, { KEY_ROOT_MENU } },
>     > 
>     >       { KE_END },
>     >  };
>     > @@ -2093,6 +2103,12 @@ static void ideapad_wmi_notify(struct wmi_device *wdev, union acpi_object *data)
>     > 
>     >               dev_dbg(&wdev->dev, "WMI fn-key event: 0x%llx\n",
>     >                       data->integer.value);
>     > +                             
>     > +             /* performance button triggered by  ...  */
>     > +             if ((data->integer.value | IDEAPAD_WMI_KEY) == 0x13d ) {
>     > +                     platform_profile_cycle();
>     > +                     break;
>     > +             }
>     > 
>     >               /* 0x02 FnLock, 0x03 Esc */
>     >               if (data->integer.value == 0x02 || data->integer.value == 0x03)
>     >
>