From patchwork Fri Feb 21 14:42:45 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kiran K X-Patchwork-Id: 13985636 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7CFC720F091 for ; Fri, 21 Feb 2025 14:43:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740148989; cv=none; b=RKJTMRYurvPqnaRtm7tNSHaP9sdgpGTIDPhBte3VE32jrfAChGvGVaZXj4iH2FKPj0eui3kLTKakE/ALjXrNRTCMp7xc5eaWZ+hJH2Ai5LxkPnrfaxRWNfNJHbrDKJbKV94dpMfX7+K/M9LaYXfqT10blc1HYZ6w/+LTfqn2yps= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740148989; c=relaxed/simple; bh=p7OImyWcVc7q5Y0WFqRTixdWjLyovMySXJnUU8U04Wg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=PyXVrD2yGYtix+J1JPZ4MvuaNrslZ3f/Q+D2tkQxZNPOm/GGD1ymUvsMLvDT/jmdDi7z0WYLVdaiGoc4OBaT/VkFJ+j2z59cfnkWrdxU3xhDz168S3yRY7zsEjtLz3Axvh01bts25QbAZ3/8K979UhvghdCup3bCf8layBQWQv0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Lz7pOFPy; arc=none smtp.client-ip=192.198.163.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Lz7pOFPy" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740148987; x=1771684987; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=p7OImyWcVc7q5Y0WFqRTixdWjLyovMySXJnUU8U04Wg=; b=Lz7pOFPyLV57YFbZiAeNS21o/1XM5In8y3iwM0/CMWrG25/ATYdBc7QE DFSCJkeQuS2hFpaRWJqGrGXaue5/m3aQvWdVaYHn1YEwYuQu7XWbby6MU NahPSK9TX55heZPjzyGTQTeL1Sga4klZQqsU7xecmC7CYRX2S11pE3QVu 9XEabY6CCGN689Ft10SWVYOKnmKxWu4QHOUyFsY/ygWlGUaRZpcqkzIk/ XtCWEHwp65Nq0v1ZRFJSYKO2QeGX94MGe2OHjfRhdv1DvrpbTT4K8iMH5 Y934xWyU75K/i6Wv4XSWWH5AdkXa393RCauqPHWp69h/S6YB6yyl+U7yQ w==; X-CSE-ConnectionGUID: yH8+ZD5ZTtegPsERrbHFDA== X-CSE-MsgGUID: qcE08lz3S2m/1BxhwASj2Q== X-IronPort-AV: E=McAfee;i="6700,10204,11352"; a="40159823" X-IronPort-AV: E=Sophos;i="6.13,305,1732608000"; d="scan'208";a="40159823" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Feb 2025 06:43:06 -0800 X-CSE-ConnectionGUID: v5VN3WUvTBCMv+5Ks+cpxw== X-CSE-MsgGUID: 91O2A0dBShSLkGiAO4VrbQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,305,1732608000"; d="scan'208";a="115914726" Received: from intel-lenovo-legion-y540-15irh-pg0.iind.intel.com ([10.224.186.95]) by fmviesa010.fm.intel.com with ESMTP; 21 Feb 2025 06:43:05 -0800 From: Kiran K To: linux-bluetooth@vger.kernel.org Cc: ravishankar.srivatsa@intel.com, chethan.tumkur.narayan@intel.com, chandrashekar.devegowda@intel.com, vijay.satija@intel.com, Kiran K Subject: [PATCH v2 4/4] Bluetooth: btintel_pcie: Trigger device coredump on exception Date: Fri, 21 Feb 2025 20:12:45 +0530 Message-ID: <20250221144245.1012686-4-kiran.k@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250221144245.1012686-1-kiran.k@intel.com> References: <20250221144245.1012686-1-kiran.k@intel.com> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Driver dumps device core dump on firmware exception. Signed-off-by: Kiran K --- v1->v2: No change. drivers/bluetooth/btintel_pcie.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/bluetooth/btintel_pcie.c b/drivers/bluetooth/btintel_pcie.c index 3a46ad7ec0ee..7db3a2979c9b 100644 --- a/drivers/bluetooth/btintel_pcie.c +++ b/drivers/bluetooth/btintel_pcie.c @@ -60,6 +60,7 @@ MODULE_DEVICE_TABLE(pci, btintel_pcie_table); #define BTINTEL_PCIE_MAGIC_NUM 0xA5A5A5A5 #define BTINTEL_PCIE_TRIGGER_REASON_USER_TRIGGER 0x17A2 +#define BTINTEL_PCIE_TRIGGER_REASON_FW_ASSERT 0x1E61 /* Alive interrupt context */ enum { @@ -1225,6 +1226,7 @@ static void btintel_pcie_do_firmware_dump(struct btintel_pcie_data *data, u16 tr static void btintel_pcie_msix_hw_exp_handler(struct btintel_pcie_data *data) { bt_dev_err(data->hdev, "Received hw exception interrupt"); + btintel_pcie_do_firmware_dump(data, BTINTEL_PCIE_TRIGGER_REASON_FW_ASSERT); if (test_and_set_bit(BTINTEL_PCIE_HWEXP_INPROGRESS, &data->flags)) return; /* Unlike usb products, there will be no hardware event sent by