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[108.228.232.20]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2b170675076sm16683675eec.2.2026.01.12.09.40.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Jan 2026 09:40:09 -0800 (PST) Date: Mon, 12 Jan 2026 09:40:09 -0800 From: "Derek J. Clark" To: Jiri Kosina CC: Benjamin Tissoires , Mario Limonciello , Zhixin Zhang , Mia Shao , Mark Pearson , "Pierre-Loup A . Griffais" , linux-input@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: =?US-ASCII?Q?Re=3A_=5BPATCH_v2_02/16=5D_HID=3A_hid-lenovo-go?= =?US-ASCII?Q?=3A_Add_Lenovo_Legion_Go_Series_HID_Driver?= User-Agent: Thunderbird for Android In-Reply-To: <0on4p9s6-7512-9408-49no-3292o86113r3@xreary.bet> References: <20251229031753.581664-1-derekjohn.clark@gmail.com> <20251229031753.581664-3-derekjohn.clark@gmail.com> <0on4p9s6-7512-9408-49no-3292o86113r3@xreary.bet> Message-ID: <6BB4F74A-F440-4F21-B094-62CFD18C599A@gmail.com> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On January 12, 2026 4:12:43 AM PST, Jiri Kosina wrote: >On Mon, 29 Dec 2025, Derek J=2E Clark wrote: > >> Adds initial framework for a new HID driver, hid-lenovo-go, along with >> attributes that report the firmware and hardware version for each >> component of the HID device, of which there are 4 parts: The MCU, the >> transmission dongle, the left "handle" controller half, and the right >> "handle" controller half=2E Each of these devices are provided an attri= bute >> group to contain its device specific attributes=2E Additionally, the to= uchpad >> device attributes are logically separated from the other components in >> another attribute group=2E >>=20 >> This driver primarily provides access to the configurable settings of t= he >> Lenovo Legion Go and Lenovo Legion Go 2 controllers running the latest >> firmware=2E As previously noted, the Legion Go controllers recently had= a >> firmware update[1] which switched from the original "SepentiaUSB" proto= col >> to a brand new protocol for the Go 2, primarily to ensure backwards and >> forwards compatibility between the Go and Go 2 devices=2E As part of th= at >> update the PIDs for the controllers were changed, so there is no risk o= f >> this driver attaching to controller firmware that it doesn't support=2E >>=20 >> Signed-off-by: Derek J=2E Clark >> --- >> MAINTAINERS | 6 + >> drivers/hid/Kconfig | 12 + >> drivers/hid/Makefile | 1 + >> drivers/hid/hid-ids=2Eh | 3 + >> drivers/hid/hid-lenovo-go=2Ec | 734 ++++++++++++++++++++++++++++++++++= ++ >> 5 files changed, 756 insertions(+) >> create mode 100644 drivers/hid/hid-lenovo-go=2Ec >>=20 >> diff --git a/MAINTAINERS b/MAINTAINERS >> index 9ed6d11a7746=2E=2Eb5ad29d24e3e 100644 >> --- a/MAINTAINERS >> +++ b/MAINTAINERS >> @@ -14135,6 +14135,12 @@ L: platform-driver-x86@vger=2Ekernel=2Eorg >> S: Maintained >> F: drivers/platform/x86/lenovo/wmi-hotkey-utilities=2Ec >> =20 >> +LENOVO HID drivers >> +M: Derek J=2E Clark >> +L: linux-input@vger=2Ekernel=2Eorg >> +S: Maintained >> +F: drivers/hid/hid-lenovo-go=2Ec > >Hi Derek, > >thanks for working on this=2E > >I am now almost finished with reviewing this pile and am planning to queu= e=20 >it in hid=2Egit shortly, but I have a question regarding the MAINTAINERS= =20 >entry above=2E > >The title claims support for all of Lenovo HID, but there is much more to= =20 >it than drivers/hid/hid-lenovo-go=2Ec, specifically in hid-lenovo=2Ec=2E > >So either please make the title more specific (or claim the ownership of= =20 >the whole Lenovo HID landscape indeed, fine by me, but the please reflect= =20 >that in F: :) )=2E > >Thanks, > Hi Jiri Sure, I've debated using LENOVO LEGION GO HID drivers and LENOVO GO HID dr= ivers=2E Do you have a preference? The other drivers are pretty old and I d= on't have any hardware that would use them so I'd prefer to keep them separ= ate (though I'll acknowledge that they don't seem to have a MAINTAINERS ent= ry) I also need to fix the ABI docs, I accidentally added an extra + character= to every line in the patch for both=2E I'll update that too when I fix thi= s=2E Thanks, Derek