linux-kernel - Re: [PATCH v4 1/4] HID: logitech: Add MX Mice over Bluetooth

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Message-ID: <c35284f42e127a3bd276e85d9ae39a9ad1736faf.camel@archlinux.org>
Date:   Fri, 11 Oct 2019 09:59:46 +0100
From:   Filipe Laíns <lains@...hlinux.org>
To:     Benjamin Tissoires <benjamin.tissoires@...hat.com>
Cc:     Mazin Rezk <mnrzk@...tonmail.com>,
        "linux-input@...r.kernel.org" <linux-input@...r.kernel.org>,
        "jikos@...nel.org" <jikos@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 1/4] HID: logitech: Add MX Mice over Bluetooth

On Fri, 2019-10-11 at 10:54 +0200, Benjamin Tissoires wrote:
> On Fri, Oct 11, 2019 at 10:49 AM Filipe Laíns <lains@...hlinux.org>
> wrote:
> > On Fri, 2019-10-11 at 00:57 +0000, Mazin Rezk wrote:
> > > On Saturday, October 5, 2019 9:04 PM, Mazin Rezk <
> > > mnrzk@...tonmail.com> wrote:
> > > 
> > > > This patch adds support for several MX mice over Bluetooth. The
> > > > device IDs
> > > > have been copied from the libratbag device database and their
> > > > features
> > > > have been based on their DJ device counterparts.
> > > 
> > > No changes have been made to this patch in v4. However, it should
> > > be
> > > noted
> > > that the only device that has been thoroughly tested in this
> > > patch is
> > > the
> > > MX Master (b01e). Further testing for the other devices may be
> > > required.
> > > 
> > > Signed-off-by: Mazin Rezk <mnrzk@...tonmail.com>
> > > ---
> > >  drivers/hid/hid-logitech-hidpp.c | 18 ++++++++++++++++++
> > >  1 file changed, 18 insertions(+)
> > > 
> > > diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-
> > > logitech-hidpp.c
> > > index 0179f7ed77e5..85fd0c17cc2f 100644
> > > --- a/drivers/hid/hid-logitech-hidpp.c
> > > +++ b/drivers/hid/hid-logitech-hidpp.c
> > > @@ -3773,6 +3773,24 @@ static const struct hid_device_id
> > > hidpp_devices[] = {
> > >       { /* MX5500 keyboard over Bluetooth */
> > >         HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb30b),
> > >         .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS },
> > > +     { /* MX Anywhere 2 mouse over Bluetooth */
> > > +       HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb013),
> > > +       .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 },
> > > +     { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb018),
> > > +       .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 },
> > > +     { /* MX Anywhere 2S mouse over Bluetooth */
> > > +       HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb01a),
> > > +       .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 },
> > > +     { /* MX Master mouse over Bluetooth */
> > > +       HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb012),
> > > +       .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 },
> > > +     { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb017),
> > > +       .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 },
> > > +     { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb01e),
> > > +       .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 },
> > > +     { /* MX Master 2S mouse over Bluetooth */
> > > +       HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb019),
> > > +       .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 },
> > >       {}
> > >  };
> > > 
> > > --
> > > 2.23.0
> > > 
> > 
> > The series now looks great, thanks!
> > 
> > Benjamin, I can confirm that up to now all BLE devices don't have
> > short
> > reports. I am not sure if you still want to only enable tested
> > devices
> > but from an architectural standpoint everything here should be
> > fine.
> 
> Unfortunately yes, we need actual device tests:
> - this series enable 0x2121 on all of those devices (is it correct?)
> - we are not shielded from a FW error and something that goes wrong
> when enabling one of those mice with hid-logitech-hidpp.c. All of
> those mice works fine with hid-generic, and if we oversee one tiny
> bit, we'll regress for no good reasons.

Okay, makes sense :)

> Cheers,
> Benjamin
> 
> > Mazin, you can have my
> > 
> > Reviewed-by: Filipe Laíns <lains@...hlinux.org>
> > 
> > for the series.
> > 
> > Thank you,
> > Filipe Laíns

-- 
Filipe Laíns

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