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AJvYcCVtTtLm2uUO/b3OqZOyT51jzthHom30Qxxf2OrZTBH1umCsH1mJs1KTpmpI+fIuX/SK3aQ/pA/nAxt+BhTEC4PKfmTc71BOsZLJ6THpjgdZ7Qd6f1WpOPkBVGHl3wycInrpdZ+C9vLY+MMREM2TxnFxkiuuX+aP1DdsXwS8lT3wIjf6/Bs8768wzPXzpoYy X-Gm-Message-State: AOJu0Yw8eTxdpcCsfrW5bYxb0MidPyEH6zrspYWgUDCo92DGtV0WorZd c9GmpaiSPJXkQcaF48V4LN0gfeaP7sXaOnSa7jDHOg71igWCinrq X-Received: by 2002:a17:902:c946:b0:1e4:24bc:48e with SMTP id i6-20020a170902c94600b001e424bc048emr4222078pla.22.1712619099622; Mon, 08 Apr 2024 16:31:39 -0700 (PDT) Received: from google.com ([2620:15c:9d:2:a480:1072:3aaf:99a0]) by smtp.gmail.com with ESMTPSA id jj20-20020a170903049400b001dee9d80bdcsm7569687plb.107.2024.04.08.16.31.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Apr 2024 16:31:39 -0700 (PDT) Date: Mon, 8 Apr 2024 16:31:36 -0700 From: Dmitry Torokhov To: Mark Pearson Cc: hdegoede@redhat.com, ilpo.jarvinen@linux.intel.com, hmh@hmh.eng.br, ibm-acpi-devel@lists.sourceforge.net, platform-driver-x86@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, njoshi1@lenovo.com, vsankar@lenovo.com, peter.hutterer@redhat.com Subject: Re: [PATCH 1/4] Input: Add trackpoint doubletap and system debug info keycodes Message-ID: References: <20240324210817.192033-1-mpearson-lenovo@squebb.ca> <20240324210817.192033-2-mpearson-lenovo@squebb.ca> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240324210817.192033-2-mpearson-lenovo@squebb.ca> Hi Mark, On Sun, Mar 24, 2024 at 05:07:58PM -0400, Mark Pearson wrote: > Add support for new input events on Lenovo laptops that need exporting to > user space. > > Lenovo trackpoints are adding the ability to generate a doubletap event. > Add a new keycode to allow this to be used by userspace. What is the intended meaning of this keycode? How does it differ from the driver sending BTN_LEFT press/release twice? > > Lenovo support is using FN+N with Windows to collect needed details for > support cases. Add a keycode so that we'll be able to provide similar > support on Linux. Is there a userspace consumer for this? Thanks. -- Dmitry