On Thu, Jul 15, 2021 at 08:57:44PM +0200, Jiri Kosina wrote:
> On Tue, 6 Jul 2021, Benjamin Tissoires wrote:
>
> > > A lot of USBHID headsets available on the market have LEDs that indicate
> > > ringing and off-hook states when used with VoIP applications. This
> > > commit exposes these LEDs via the standard sysfs interface.
> > >
> > > Signed-off-by: Maxim Mikityanskiy <maxtram95@xxxxxxxxx>
> > > ---
> > > drivers/hid/hid-input.c | 2 ++
> > > drivers/input/input-leds.c | 2 ++
> > > include/uapi/linux/input-event-codes.h | 2 ++
> > > 3 files changed, 6 insertions(+)
> > >
> > > diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
> > > index 4286a51f7f16..44b8243f9924 100644
> > > --- a/drivers/hid/hid-input.c
> > > +++ b/drivers/hid/hid-input.c
> > > @@ -798,6 +798,8 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
> > > case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */
> > > case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */
> > > case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */
> > > + case 0x17: map_led (LED_OFFHOOK); break; /* "Off-Hook" */
> > > + case 0x18: map_led (LED_RING); break; /* "Ring" */
> > >
> > > default: goto ignore;
> > > }
> > > diff --git a/drivers/input/input-leds.c b/drivers/input/input-leds.c
> > > index 0b11990ade46..bc6e25b9af25 100644
> > > --- a/drivers/input/input-leds.c
> > > +++ b/drivers/input/input-leds.c
> > > @@ -33,6 +33,8 @@ static const struct {
> > > [LED_MISC] = { "misc" },
> > > [LED_MAIL] = { "mail" },
> > > [LED_CHARGING] = { "charging" },
> > > + [LED_OFFHOOK] = { "offhook" },
> >
> > I am pretty sure this also needs to be reviewed by the led folks.
> > Adding them in Cc.
>
> Can we please get Ack from the LED maintainers? Thanks.
I do not think we should be adding more LED bits to the input
subsystem/events; this functionality should be routed purely though LED
subsystem. input-leds is a bridge for legacy input functionality
reflecting it onto the newer LED subsystem.
Thanks.
--
Dmitry
