From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zhang Rui Subject: Re: [PATCH] HID: microsoft: Add Surface Pro 4 type cover support Date: Mon, 05 Dec 2016 16:41:21 +0800 Message-ID: <1480927281.2645.67.camel@intel.com> References: <1480591033.2670.2.camel@intel.com> <20161201125315.GA1280@mail.corp.redhat.com> <1480924812.2645.33.camel@intel.com> <20161205081807.GI1280@mail.corp.redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Return-path: Received: from mga01.intel.com ([192.55.52.88]:45052 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751086AbcLEIl0 (ORCPT ); Mon, 5 Dec 2016 03:41:26 -0500 In-Reply-To: <20161205081807.GI1280@mail.corp.redhat.com> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Benjamin Tissoires Cc: jikos@kernel.org, linux-input On Mon, 2016-12-05 at 09:18 +0100, Benjamin Tissoires wrote: > Hi, > > On Dec 05 2016 or thereabouts, Zhang Rui wrote: > > > > On Thu, 2016-12-01 at 13:53 +0100, Benjamin Tissoires wrote: > > > > > > On Dec 01 2016 or thereabouts, Zhang Rui wrote: > > > > > > > > > > > > From edb2fc779c3e9c118686a3c177cfa304e95e0220 Mon Sep 17 > > > > 00:00:00 > > > > 2001 > > > > From: Zhang Rui > > > > Date: Wed, 30 Nov 2016 20:09:11 +0800 > > > > Subject: [PATCH] HID: microsoft: Add Surface Pro 4 type cover > > > > support > > > > > > > > Adding support for the Microsoft Surface Pro 4 Type Cover. > > > > > > > > This patch has been tested on my surface pro 4, > > > > keyboard starts working, while the touchpad does not. > > > > > > > > I don't know which type of surface pro 4 I have, but the lsusb > > > > output > > > > shows it's ID is 07e8, and I use > > > > USB_DEVICE_ID_MS_TYPE_COVER_4_1 as > > > > the name, following the patch at > > > > https://bugzilla.kernel.org/show_bug.cgi?id=135561#c0 > > > > > > > > At the same time, this patch also fixes a long suspend/resume > > > > delay > > > > problem when type cover is attached. > > > Hi, > > > > > > would you mind testing the for-next branch of the HID tree > > > without > > > your > > > patch? > > > https://git.kernel.org/cgit/linux/kernel/git/jikos/hid.git/log/dr > > > iver > > > s/hid?h=for-next > > > > > yes, I did. > > > > > > > > This branch makes the Surface 3 typeCover working out of the box > > > without > > > the need for specific quirks. I would hope that this way, you > > > don't > > > need > > > the quirks for the Surface Pro 4 as well and forget about these > > > cover > > > :) > > yes, the keyboard works as expected. > > But unfortunately, I experienced a system hang, in like an hour, > > with > > both your next tree, and upstream kernel plus my original type > > cover > > patch... At the same time, I also noticed that, when I type > > something, > > occasionally, the character keeps on popping up just like the key > > is > > not released. > > Now I switch back to a clean upstream 4.9-rc6 kernel, and use it > > for > > half a day, no system hang so far. > I am not so sure I followed  your tests. Could you confirm and > complete that: > - upstream + your patch: keyboard works, 2 finger scroll doesn't but > it >   hangs after an hour or so, and keys are repeated from time to time yes. > - hid for-next branch: keyboard works, 2 finger scroll too, but it > hangs >   after an hour or so, and keys are repeated from time to time yes. > - vanilla kernel 4.9-rc6: no hangs, but what is the status of the >   keyboard/touchpad? > No hangs, keyboard does not work at all. > I have the impression that when the keyboard is disabled (plain > v4.9-rc6) you don't experience hangs. So if that is the case, then > maybe > the keyboard is somewhat messing up the system. I don't know if that > would be counted as a regression :/ Right, that's also my concern. would you like to catch something for hid for-next branch? say, when the key repeats, I usually press some other key to stop the storm, would you like me to get some information after that? I can switch back to hid for-next to confirm the symptom if needed. > > Unless the keyboard is already working with a plain v4.9-rc6 but just > doesn't after suspend/resume... > No, keyboard does not work with upstream kernel. thanks, rui > Cheers, > Benjamin > > > > > > > thanks, > > rui > > > > > > > > > Cheers, > > > Benjamin > > > > > > > > > > > > > > > > > > > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=135561 > > > > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=186181 > > > > Signed-off-by: Zhang Rui > > > > --- > > > >  drivers/hid/hid-core.c          | 2 ++ > > > >  drivers/hid/hid-ids.h           | 1 + > > > >  drivers/hid/hid-microsoft.c     | 2 ++ > > > >  drivers/hid/usbhid/hid-quirks.c | 1 + > > > >  4 files changed, 6 insertions(+) > > > > > > > > diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c > > > > index 2b89c70..3c4085d 100644 > > > > --- a/drivers/hid/hid-core.c > > > > +++ b/drivers/hid/hid-core.c > > > > @@ -728,6 +728,7 @@ static void hid_scan_collection(struct > > > > hid_parser *parser, unsigned type) > > > >        hid->product == > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2 > > > > > > > > > > > > > > > > > > > > >        hid->product == > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP > > > > > > > > > > > > > > > > > > > > >        hid->product == > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP > > > > > > > > > > > > > > > > > > > > > +      hid->product == > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_1 > > > > > > > > > > > > > > > > > > > > >        hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 || > > > >        hid->product == USB_DEVICE_ID_MS_POWER_COVER) && > > > >       hid->group == HID_GROUP_MULTITOUCH) > > > > @@ -1984,6 +1985,7 @@ static const struct hid_device_id > > > > hid_have_special_driver[] = { > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2) }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP) }, > > > > + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_1) }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_3) }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) }, > > > > diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h > > > > index 575aa65..fe19866 100644 > > > > --- a/drivers/hid/hid-ids.h > > > > +++ b/drivers/hid/hid-ids.h > > > > @@ -719,6 +719,7 @@ > > > >  #define USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2  0x07e2 > > > >  #define USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP 0x07dd > > > >  #define USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP 0x07e9 > > > > +#define USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_1 0x07e8 > > > >  #define USB_DEVICE_ID_MS_TYPE_COVER_3    0x07de > > > >  #define USB_DEVICE_ID_MS_POWER_COVER     0x07da > > > >   > > > > diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid- > > > > microsoft.c > > > > index c6cd392..df06e6c 100644 > > > > --- a/drivers/hid/hid-microsoft.c > > > > +++ b/drivers/hid/hid-microsoft.c > > > > @@ -282,6 +282,8 @@ static const struct hid_device_id > > > > ms_devices[] > > > > = { > > > >   .driver_data = MS_HIDINPUT }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP), > > > >   .driver_data = MS_HIDINPUT }, > > > > + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_1), > > > > + .driver_data = MS_HIDINPUT }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_3), > > > >   .driver_data = MS_HIDINPUT }, > > > >   { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_POWER_COVER), > > > > diff --git a/drivers/hid/usbhid/hid-quirks.c > > > > b/drivers/hid/usbhid/hid-quirks.c > > > > index e6cfd32..48d0ce8 100644 > > > > --- a/drivers/hid/usbhid/hid-quirks.c > > > > +++ b/drivers/hid/usbhid/hid-quirks.c > > > > @@ -102,6 +102,7 @@ static const struct hid_blacklist { > > > >   { USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2, HID_QUIRK_NO_INIT_REPORTS > > > > }, > > > >   { USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP, HID_QUIRK_NO_INIT_REPORTS > > > > }, > > > >   { USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP, HID_QUIRK_NO_INIT_REPORTS > > > > }, > > > > + { USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_1, HID_QUIRK_NO_INIT_REPORTS > > > > }, > > > >   { USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_TYPE_COVER_3, > > > > HID_QUIRK_NO_INIT_REPORTS }, > > > >   { USB_VENDOR_ID_MICROSOFT, > > > > USB_DEVICE_ID_MS_POWER_COVER, > > > > HID_QUIRK_NO_INIT_REPORTS }, > > > >   { USB_VENDOR_ID_MSI, > > > > USB_DEVICE_ID_MSI_GT683R_LED_PANEL, > > > > HID_QUIRK_NO_INIT_REPORTS }, > > > > --  > > > > 2.7.4 > > > >