From patchwork Tue May 17 08:08:38 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Huang, Ying" X-Patchwork-Id: 790832 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter2.kernel.org (8.14.4/8.14.3) with ESMTP id p4H8ACel004469 for ; Tue, 17 May 2011 08:10:12 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752336Ab1EQIJ4 (ORCPT ); Tue, 17 May 2011 04:09:56 -0400 Received: from mga11.intel.com ([192.55.52.93]:63390 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752340Ab1EQIJA (ORCPT ); Tue, 17 May 2011 04:09:00 -0400 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP; 17 May 2011 01:08:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.65,224,1304319600"; d="scan'208";a="2661710" Received: from yhuang-dev.sh.intel.com ([10.239.13.105]) by fmsmga002.fm.intel.com with ESMTP; 17 May 2011 01:08:54 -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: [PATCH 8/9] ACPI, APEI, GHES: Add PCIe AER recovery support Date: Tue, 17 May 2011 16:08:38 +0800 Message-Id: <1305619719-7480-9-git-send-email-ying.huang@intel.com> X-Mailer: git-send-email 1.7.4.4 In-Reply-To: <1305619719-7480-1-git-send-email-ying.huang@intel.com> References: <1305619719-7480-1-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 (demeter2.kernel.org [140.211.167.43]); Tue, 17 May 2011 08:10:12 +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 @@ -446,6 +448,27 @@ 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 } }