From patchwork Tue Apr 19 01:43:39 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Huang, Ying" X-Patchwork-Id: 716831 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p3J1iOMV017400 for ; Tue, 19 Apr 2011 01:44:24 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753779Ab1DSBoR (ORCPT ); Mon, 18 Apr 2011 21:44:17 -0400 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 Received: from azsmga001.ch.intel.com ([10.2.17.19]) by azsmga101.ch.intel.com with ESMTP; 18 Apr 2011 18:43:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.64,236,1301900400"; d="scan'208";a="421595198" Received: from yhuang-dev.sh.intel.com ([10.239.13.107]) by azsmga001.ch.intel.com with ESMTP; 18 Apr 2011 18:43:48 -0700 From: Huang Ying To: Len Brown Cc: linux-kernel@vger.kernel.org, Andi Kleen , Tony Luck , ying.huang@intel.com, linux-acpi@vger.kernel.org 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> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1303177419-22466-1-git-send-email-ying.huang@intel.com> References: <1303177419-22466-1-git-send-email-ying.huang@intel.com> Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Tue, 19 Apr 2011 01:44:24 +0000 (UTC) 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(+) -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html --- 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 } }