On Tue, 27 Nov 2018 00:04:40 +0100, Andy Shevchenko wrote: > > On Mon, Nov 26, 2018 at 7:13 PM Takashi Iwai <tiwai@xxxxxxx> wrote: > > > > In the upcoming change, the binding of audio mute / mic-mute LED > > controls will be switched with LED trigger. This patch is the last > > piece of preparation: adding the audio mute / mic-mute LED class > > devices to thinkpad_acpi driver. > > > > Two devices, tpacpi::mute and tpacpi::micmute, will be added for > > controlling the mute LED and mic-mute LED, respectively. > > > > Also this selects CONFIG_LEDS_TRIGGERS and CONFIG_LEDS_TRIGGERS_AUDIO > > unconditionally. Strictly speaking, these aren't 100% mandatory, but > > leaving these manual selections would lead to a functional regression > > easily once after converting from the dynamic symbol binding to the > > LEDs trigger in a later patch. > > > + if (!ACPI_SUCCESS(acpi_get_handle(hkey_handle, t->name, &temp))) { > > ACPI_FAILURE() > > > t->state = -ENODEV; > > + continue; > > + } > > > + err = led_classdev_register(&tpacpi_pdev->dev, &mute_led_cdev[i]); > > + if (err < 0) { > > > + while (--i >= 0) > > Needs { } due to two liner below. > > Might be converted to simple > > while (i--) { > ... > } > > btw. Both addressed now. Thanks. Takashi