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Release 4.11 drivers/edac/octeon_edac-pci.c

Directory: drivers/edac
/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2012 Cavium, Inc.
 * Copyright (C) 2009 Wind River Systems,
 *   written by Ralf Baechle <ralf@linux-mips.org>
 */
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/io.h>
#include <linux/edac.h>

#include <asm/octeon/cvmx.h>
#include <asm/octeon/cvmx-npi-defs.h>
#include <asm/octeon/cvmx-pci-defs.h>
#include <asm/octeon/octeon.h>

#include "edac_module.h"


static void octeon_pci_poll(struct edac_pci_ctl_info *pci) { union cvmx_pci_cfg01 cfg01; cfg01.u32 = octeon_npi_read32(CVMX_NPI_PCI_CFG01); if (cfg01.s.dpe) { /* Detected parity error */ edac_pci_handle_pe(pci, pci->ctl_name); cfg01.s.dpe = 1; /* Reset */ octeon_npi_write32(CVMX_NPI_PCI_CFG01, cfg01.u32); } if (cfg01.s.sse) { edac_pci_handle_npe(pci, "Signaled System Error"); cfg01.s.sse = 1; /* Reset */ octeon_npi_write32(CVMX_NPI_PCI_CFG01, cfg01.u32); } if (cfg01.s.rma) { edac_pci_handle_npe(pci, "Received Master Abort"); cfg01.s.rma = 1; /* Reset */ octeon_npi_write32(CVMX_NPI_PCI_CFG01, cfg01.u32); } if (cfg01.s.rta) { edac_pci_handle_npe(pci, "Received Target Abort"); cfg01.s.rta = 1; /* Reset */ octeon_npi_write32(CVMX_NPI_PCI_CFG01, cfg01.u32); } if (cfg01.s.sta) { edac_pci_handle_npe(pci, "Signaled Target Abort"); cfg01.s.sta = 1; /* Reset */ octeon_npi_write32(CVMX_NPI_PCI_CFG01, cfg01.u32); } if (cfg01.s.mdpe) { edac_pci_handle_npe(pci, "Master Data Parity Error"); cfg01.s.mdpe = 1; /* Reset */ octeon_npi_write32(CVMX_NPI_PCI_CFG01, cfg01.u32); } }

Contributors

PersonTokensPropCommitsCommitProp
Ralf Bächle23699.58%150.00%
David Daney10.42%150.00%
Total237100.00%2100.00%


static int octeon_pci_probe(struct platform_device *pdev) { struct edac_pci_ctl_info *pci; int res = 0; pci = edac_pci_alloc_ctl_info(0, "octeon_pci_err"); if (!pci) return -ENOMEM; pci->dev = &pdev->dev; platform_set_drvdata(pdev, pci); pci->dev_name = dev_name(&pdev->dev); pci->mod_name = "octeon-pci"; pci->ctl_name = "octeon_pci_err"; pci->edac_check = octeon_pci_poll; if (edac_pci_add_device(pci, 0) > 0) { pr_err("%s: edac_pci_add_device() failed\n", __func__); goto err; } return 0; err: edac_pci_free_ctl_info(pci); return res; }

Contributors

PersonTokensPropCommitsCommitProp
Ralf Bächle11998.35%150.00%
David Daney21.65%150.00%
Total121100.00%2100.00%


static int octeon_pci_remove(struct platform_device *pdev) { struct edac_pci_ctl_info *pci = platform_get_drvdata(pdev); edac_pci_del_device(&pdev->dev); edac_pci_free_ctl_info(pci); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Ralf Bächle3697.30%150.00%
David Daney12.70%150.00%
Total37100.00%2100.00%

static struct platform_driver octeon_pci_driver = { .probe = octeon_pci_probe, .remove = octeon_pci_remove, .driver = { .name = "octeon_pci_edac", } }; module_platform_driver(octeon_pci_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");

Overall Contributors

PersonTokensPropCommitsCommitProp
Ralf Bächle45797.65%150.00%
David Daney112.35%150.00%
Total468100.00%2100.00%
Directory: drivers/edac
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