From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753919Ab2AQM2k (ORCPT ); Tue, 17 Jan 2012 07:28:40 -0500 Received: from vms173005pub.verizon.net ([206.46.173.5]:56487 "EHLO vms173005pub.verizon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753635Ab2AQMWO (ORCPT ); Tue, 17 Jan 2012 07:22:14 -0500 From: Len Brown To: linux-acpi@vger.kernel.org, linux-pm@lists.linux-foundation.org, linux-kernel@vger.kernel.org Cc: Huang Ying , Len Brown Subject: [PATCH 26/50] ACPI, APEI, GHES: Add PCIe AER recovery support Date: Tue, 17 Jan 2012 07:21:18 -0500 Message-id: X-Mailer: git-send-email 1.7.9.rc1 In-reply-to: <1326802902-21583-1-git-send-email-lenb@kernel.org> References: <1326802902-21583-1-git-send-email-lenb@kernel.org> In-reply-to: <553575f1ae048aa44682b46b3c51929a0b3ad337.1326802228.git.len.brown@intel.com> References: <553575f1ae048aa44682b46b3c51929a0b3ad337.1326802228.git.len.brown@intel.com> Reply-to: Len Brown Organization: Intel Open Source Technology Center Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Huang Ying aer_recover_queue() is called when recoverable PCIe AER errors are notified by firmware to do the recovery work. Signed-off-by: Huang Ying Signed-off-by: Len Brown --- drivers/acpi/apei/ghes.c | 23 +++++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-) diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index b8e08cb..511b971 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -45,6 +45,8 @@ #include #include #include +#include +#include #include #include #include @@ -476,6 +478,27 @@ static void ghes_do_proc(const struct acpi_hest_generic_status *estatus) } #endif } +#ifdef CONFIG_ACPI_APEI_PCIEAER + else if (!uuid_le_cmp(*(uuid_le *)gdata->section_type, + CPER_SEC_PCIE)) { + struct cper_sec_pcie *pcie_err; + pcie_err = (struct cper_sec_pcie *)(gdata+1); + if (sev == GHES_SEV_RECOVERABLE && + sec_sev == GHES_SEV_RECOVERABLE && + pcie_err->validation_bits & CPER_PCIE_VALID_DEVICE_ID && + pcie_err->validation_bits & CPER_PCIE_VALID_AER_INFO) { + unsigned int devfn; + int aer_severity; + devfn = PCI_DEVFN(pcie_err->device_id.device, + pcie_err->device_id.function); + aer_severity = cper_severity_to_aer(sev); + aer_recover_queue(pcie_err->device_id.segment, + pcie_err->device_id.bus, + devfn, aer_severity); + } + + } +#endif } } -- 1.7.9.rc1