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[81.224.151.184]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5b023b59381sm2303465e87.41.2026.07.13.13.12.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Jul 2026 13:12:10 -0700 (PDT) From: =?UTF-8?q?Erik=20H=C3=A5kansson?= To: jikos@kernel.org, bentiss@kernel.org Cc: lains@riseup.net, hadess@hadess.net, k8ie@mcld.eu, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Erik=20H=C3=A5kansson?= Subject: [PATCH v2 0/1] HID: logitech: add Bolt receiver support for Logitech HID++ devices Date: Mon, 13 Jul 2026 22:12:00 +0200 Message-ID: <20260713201201.391538-1-erikhakan@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <345f7347-30a8-4568-a7a6-c70f54a52a8d@mcld.eu> References: <345f7347-30a8-4568-a7a6-c70f54a52a8d@mcld.eu> 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: 8bit This patch adds Logitech Bolt receiver support for Logitech HID++ devices so Bolt-connected HID++ peripherals can expose battery information through the kernel power_supply path with the correct device model. Changes in v2: - Handle only the Bolt receiver/control interface in hid-logitech-dj and leave the other Bolt receiver interfaces to generic HID handling. - Handle Bolt HID++ unpair notifications so child HID devices are removed after unpairing. Thanks to Kateřina Medvědová for testing v1 on additional Bolt hardware and identifying that Bolt interfaces 0 and 1 must remain handled by the generic HID path, and that Bolt unpair notifications need explicit handling. Reported by Kateřina Medvědová. Tested with: - Logitech MX Keys for Business via Bolt receiver Erik Håkansson (1): HID: logitech: add Bolt receiver support for Logitech HID++ devices drivers/hid/hid-logitech-dj.c | 48 +++++++++++++++++++++++++++++--- drivers/hid/hid-logitech-hidpp.c | 48 ++++++++++++++++++++++++++++++-- 2 files changed, 89 insertions(+), 7 deletions(-) base-commit: 44696aa3a489d2baf58efa61b37833f100072bee -- 2.55.0