Messages in this thread | | | From | Andy Shevchenko <> | Date | Tue, 9 Aug 2022 10:52:21 +0200 | Subject | Re: [PATCH v3 3/6] asus-wmi: Implement TUF laptop keyboard power states |
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On Tue, Aug 9, 2022 at 4:51 AM Luke D. Jones <luke@ljones.dev> wrote: > > Adds support for setting various power states of TUF keyboards. > These states are combinations of: > - boot, set if a boot animation is shown on keyboard > - awake, set if the keyboard LEDs are visible while laptop is on > - sleep, set if an animation is displayed while the laptop is suspended > - keyboard (unknown effect) > > Adds two sysfs attributes to asus-nb-wmi: > - keyboard_rgb_state > - keyboard_rgb_state_index
...
> until the keyboard_rgb_save attribute is set (write-only): > * 0 - slow > * 1 - medium > - * 2 - fast > \ No newline at end of file
^^^
> + * 2 - fast > + > +What: /sys/devices/platform/<platform>/keyboard_rgb_state > +Date: Aug 2022 > +KernelVersion: 6.1 > +Contact: "Luke Jones" <luke@ljones.dev> > +Description: > + Set some RGB keyboard power states (write-only). > + > + The accepted input is "boot awake sleep keyboard", where "n n n n n" > + options are: > + * save - 0 or 1, if 0 then settings are not retained on boot > + * boot - 0 or 1, controls if a boot animation is shown > + * awake - 0 or 1, controls if the keyboard LED are on during awake > + * sleep - 0 or 1, controls if a suspended animation is shown. > + This is only active if the AC is connected. > + * keyboard - 0 or 1, unknown what effect this really has > \ No newline at end of file
^^^
Be sure of not repeating the same mistake. I.e. add a newline as suggested.
> + flags = 0;
Seems you ignored my comment here...
> + if (sscanf(buf, "%hhd %hhd %hhd %hhd %hhd", &save, &boot, &awake, &sleep, &keyboard) != 5 > + return -EINVAL;
> + save = save == 0 ? 0x0100 : 0x0000;
...and here...
> + if (boot) > + flags |= 0x02; > + if (awake) > + flags |= 0x08; > + if (sleep) > + flags |= 0x20; > + if (keyboard) > + flags |= 0x80;
...and here.
...
> + err = asus_wmi_evaluate_method3(ASUS_WMI_METHODID_DEVS, > + ASUS_WMI_DEVID_TUF_RGB_STATE, 0xBD | save | (flags << 16), 0, &ret); > + if (err) > + return err;
Also see another comment about how ret is supposed to be used.
-- With Best Regards, Andy Shevchenko
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