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[100.11.178.145]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-51775e27cc7sm165003741cf.29.2026.06.08.14.52.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jun 2026 14:52:11 -0700 (PDT) From: Dave Carey To: platform-driver-x86@vger.kernel.org Cc: johannes.goede@oss.qualcomm.com, mpearson-lenovo@squebb.ca, ilpo.jarvinen@linux.intel.com, armin.wolf@outlook.de, linux-kernel@vger.kernel.org, Dave Carey Subject: [PATCH v6 0/2] platform/x86/lenovo: Add Yoga Book 9 keyboard dock detection driver Date: Mon, 8 Jun 2026 17:52:03 -0400 Message-ID: <20260608215205.678182-1-carvsdriver@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <73c27728-2f07-41c1-82c7-fd6f46c89f3c@oss.qualcomm.com> References: <73c27728-2f07-41c1-82c7-fd6f46c89f3c@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series adds keyboard dock detection for the Lenovo Yoga Book 9 14IAH10 and fixes a pre-existing SW_TABLET_MODE conflict that the new driver exposes. Patch 1/2 fixes lenovo-ymc: it registers an input node advertising SW_TABLET_MODE on the Yoga Book 9, but so does patch 2/2. Userspace (GNOME) reads SW_TABLET_MODE at login from every input node that advertises the capability and does not tolerate two such nodes. The fix returns -ENODEV in lenovo-ymc probe() for this hardware; the ymc_ec_trigger EC write is separately gated by a DMI table that already excludes this machine, so no other functionality is affected. Patch 2/2 is the keyboard dock driver, unchanged from v5. Changes since v5: - New patch 1/2: lenovo-ymc: Suppress probe on Yoga Book 9 14IAH10. Identified during v5 review by Hans de Goede. - Patch 2/2: no code changes; reposted as part of the series. Dave Carey (2): platform/x86/lenovo: lenovo-ymc: Suppress probe on Yoga Book 9 14IAH10 platform/x86/lenovo: Add Yoga Book 9 keyboard dock detection driver .../testing/sysfs-driver-lenovo-yb9-kbdock | 19 + MAINTAINERS | 7 + drivers/platform/x86/lenovo/Kconfig | 14 + drivers/platform/x86/lenovo/Makefile | 1 + drivers/platform/x86/lenovo/yb9-kbdock.c | 324 ++++++++++++++++++ drivers/platform/x86/lenovo/ymc.c | 19 +++++++++++++++++++ 6 files changed, 384 insertions(+) -- 2.54.0