cregit-Linux how code gets into the kernel

Release 4.11 drivers/pci/host/pcie-iproc-bcma.c

Directory: drivers/pci/host
/*
 * Copyright (C) 2015 Broadcom Corporation
 * Copyright (C) 2015 Hauke Mehrtens <hauke@hauke-m.de>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation version 2.
 *
 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
 * kind, whether express or implied; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/phy/phy.h>
#include <linux/bcma/bcma.h>
#include <linux/ioport.h>

#include "pcie-iproc.h"


/* NS: CLASS field is R/O, and set to wrong 0x200 value */

static void bcma_pcie2_fixup_class(struct pci_dev *dev) { dev->class = PCI_CLASS_BRIDGE_PCI << 8; }

Contributors

PersonTokensPropCommitsCommitProp
Hauke Mehrtens19100.00%1100.00%
Total19100.00%1100.00%

DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_BROADCOM, 0x8011, bcma_pcie2_fixup_class); DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_BROADCOM, 0x8012, bcma_pcie2_fixup_class);
static int iproc_pcie_bcma_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { struct pci_sys_data *sys = dev->sysdata; struct iproc_pcie *pcie = sys->private_data; struct bcma_device *bdev = container_of(pcie->dev, struct bcma_device, dev); return bcma_core_irq(bdev, 5); }

Contributors

PersonTokensPropCommitsCommitProp
Hauke Mehrtens61100.00%1100.00%
Total61100.00%1100.00%


static int iproc_pcie_bcma_probe(struct bcma_device *bdev) { struct device *dev = &bdev->dev; struct iproc_pcie *pcie; LIST_HEAD(resources); int ret; pcie = devm_kzalloc(dev, sizeof(*pcie), GFP_KERNEL); if (!pcie) return -ENOMEM; pcie->dev = dev; pcie->type = IPROC_PCIE_PAXB_BCMA; pcie->base = bdev->io_addr; if (!pcie->base) { dev_err(dev, "no controller registers\n"); return -ENOMEM; } pcie->base_addr = bdev->addr; pcie->mem.start = bdev->addr_s[0]; pcie->mem.end = bdev->addr_s[0] + SZ_128M - 1; pcie->mem.name = "PCIe MEM space"; pcie->mem.flags = IORESOURCE_MEM; pci_add_resource(&resources, &pcie->mem); pcie->map_irq = iproc_pcie_bcma_map_irq; ret = iproc_pcie_setup(pcie, &resources); if (ret) { dev_err(dev, "PCIe controller setup failed\n"); pci_free_resource_list(&resources); return ret; } bcma_set_drvdata(bdev, pcie); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Hauke Mehrtens13563.98%333.33%
Björn Helgaas6229.38%444.44%
Ray Jui146.64%222.22%
Total211100.00%9100.00%


static void iproc_pcie_bcma_remove(struct bcma_device *bdev) { struct iproc_pcie *pcie = bcma_get_drvdata(bdev); iproc_pcie_remove(pcie); }

Contributors

PersonTokensPropCommitsCommitProp
Hauke Mehrtens26100.00%1100.00%
Total26100.00%1100.00%

static const struct bcma_device_id iproc_pcie_bcma_table[] = { BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_PCIEG2, BCMA_ANY_REV, BCMA_ANY_CLASS), {}, }; MODULE_DEVICE_TABLE(bcma, iproc_pcie_bcma_table); static struct bcma_driver iproc_pcie_bcma_driver = { .name = KBUILD_MODNAME, .id_table = iproc_pcie_bcma_table, .probe = iproc_pcie_bcma_probe, .remove = iproc_pcie_bcma_remove, };
static int __init iproc_pcie_bcma_init(void) { return bcma_driver_register(&iproc_pcie_bcma_driver); }

Contributors

PersonTokensPropCommitsCommitProp
Hauke Mehrtens16100.00%1100.00%
Total16100.00%1100.00%

module_init(iproc_pcie_bcma_init);
static void __exit iproc_pcie_bcma_exit(void) { bcma_driver_unregister(&iproc_pcie_bcma_driver); }

Contributors

PersonTokensPropCommitsCommitProp
Hauke Mehrtens15100.00%1100.00%
Total15100.00%1100.00%

module_exit(iproc_pcie_bcma_exit); MODULE_AUTHOR("Hauke Mehrtens"); MODULE_DESCRIPTION("Broadcom iProc PCIe BCMA driver"); MODULE_LICENSE("GPL v2");

Overall Contributors

PersonTokensPropCommitsCommitProp
Hauke Mehrtens39783.93%333.33%
Björn Helgaas6213.11%444.44%
Ray Jui142.96%222.22%
Total473100.00%9100.00%
Directory: drivers/pci/host
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