From mboxrd@z Thu Jan 1 00:00:00 1970 From: Huang Ying Subject: [RFC 4/4] ACPI, APEI, GHES: Add PCIe AER recovery support Date: Tue, 19 Apr 2011 09:43:39 +0800 Message-ID: <1303177419-22466-4-git-send-email-ying.huang@intel.com> References: <1303177419-22466-1-git-send-email-ying.huang@intel.com> Return-path: Received: from mga03.intel.com ([143.182.124.21]:33363 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753802Ab1DSBnu (ORCPT ); Mon, 18 Apr 2011 21:43:50 -0400 In-Reply-To: <1303177419-22466-1-git-send-email-ying.huang@intel.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Len Brown Cc: linux-kernel@vger.kernel.org, Andi Kleen , Tony Luck , ying.huang@intel.com, linux-acpi@vger.kernel.org aer_recover_queue() is called when recoverable PCIe AER errors are notified by firmware to do the recovery work. Signed-off-by: Huang Ying --- drivers/acpi/apei/ghes.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -45,6 +45,8 @@ #include #include #include +#include +#include #include #include #include @@ -454,6 +456,27 @@ static void ghes_do_proc(const struct ac } #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 } }