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Mon, 28 Sep 2026 07:36:58 -0700 (PDT) Received: from home.powerhub ([2a0a:ef40:1484:7a01:a8cc:a863:c2a1:d5cd]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c2dc7b6f438sm260908666b.2.2026.09.28.07.36.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Sep 2026 07:36:57 -0700 (PDT) From: Quentin Strydom To: Marcel Holtmann , Luiz Augusto von Dentz Cc: linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, Quentin Strydom Subject: [PATCH] Bluetooth: btusb: add ASUS 0b05:1868 to QCA Rome quirks Date: Mon, 28 Sep 2026 15:36:55 +0100 Message-ID: <20260928143655.22223-1-qstrydom0@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The Bluetooth controller with USB ID 0b05:1868 found on ASUS systems uses a Qualcomm QCA Rome chipset, but is currently matched only by the generic Bluetooth USB entry. Without BTUSB_QCA_ROME, the driver does not load the QCA rampatch and NVM firmware. BLE scanning also repeatedly reports: Bluetooth: hci0: unexpected event for opcode 0x2005 Mark the device as BTUSB_QCA_ROME with wideband speech support, in line with the other QCA Rome USB IDs. With the quirk applied, btusb loads: qca/rampatch_usb_00000302.bin qca/nvm_usb_00000302.bin and the unexpected LE Set Random Address completion events are no longer observed. Tested-on: ASUS USB 0b05:1868, QCA Rome 0x302 Signed-off-by: Quentin Strydom --- drivers/bluetooth/btusb_main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/bluetooth/btusb_main.c b/drivers/bluetooth/btusb_main.c index be47ac894b6c..1ede12515bcc 100644 --- a/drivers/bluetooth/btusb_main.c +++ b/drivers/bluetooth/btusb_main.c @@ -273,6 +273,8 @@ static const struct usb_device_id quirks_table[] = { { USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 }, /* QCA ROME chipset */ + { USB_DEVICE(0x0b05, 0x1868), .driver_info = BTUSB_QCA_ROME | + BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x0cf3, 0x535b), .driver_info = BTUSB_QCA_ROME | BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x0cf3, 0xe007), .driver_info = BTUSB_QCA_ROME | -- 2.43.0