cregit-Linux how code gets into the kernel

Release 4.17 arch/arm/mach-ixp4xx/coyote-pci.c

/*
 * arch/arm/mach-ixp4xx/coyote-pci.c
 *
 * PCI setup routines for ADI Engineering Coyote platform
 *
 * Copyright (C) 2002 Jungo Software Technologies.
 * Copyright (C) 2003 MontaVista Softwrae, Inc.
 *
 * Maintainer: Deepak Saxena <dsaxena@mvista.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 */

#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/irq.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/mach/pci.h>


#define SLOT0_DEVID	14

#define SLOT1_DEVID	15

/* PCI controller GPIO to IRQ pin mappings */

#define SLOT0_INTA	6

#define SLOT1_INTA	11


void __init coyote_pci_preinit(void) { irq_set_irq_type(IXP4XX_GPIO_IRQ(SLOT0_INTA), IRQ_TYPE_LEVEL_LOW); irq_set_irq_type(IXP4XX_GPIO_IRQ(SLOT1_INTA), IRQ_TYPE_LEVEL_LOW); ixp4xx_pci_preinit(); }

Contributors

PersonTokensPropCommitsCommitProp
Deepak Saxena1961.29%125.00%
Krzysztof Hałasa825.81%125.00%
Thomas Gleixner26.45%125.00%
Dmitry Baryshkov26.45%125.00%
Total31100.00%4100.00%


static int __init coyote_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { if (slot == SLOT0_DEVID) return IXP4XX_GPIO_IRQ(SLOT0_INTA); else if (slot == SLOT1_DEVID) return IXP4XX_GPIO_IRQ(SLOT1_INTA); else return -1; }

Contributors

PersonTokensPropCommitsCommitProp
Deepak Saxena3877.55%133.33%
Krzysztof Hałasa1020.41%133.33%
Ralf Bächle12.04%133.33%
Total49100.00%3100.00%

struct hw_pci coyote_pci __initdata = { .nr_controllers = 1, .ops = &ixp4xx_ops, .preinit = coyote_pci_preinit, .setup = ixp4xx_setup, .map_irq = coyote_map_irq, };
int __init coyote_pci_init(void) { if (machine_is_adi_coyote()) pci_common_init(&coyote_pci); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Deepak Saxena22100.00%1100.00%
Total22100.00%1100.00%

subsys_initcall(coyote_pci_init);

Overall Contributors

PersonTokensPropCommitsCommitProp
Deepak Saxena13171.98%218.18%
Krzysztof Hałasa3519.23%218.18%
Russell King73.85%218.18%
Thomas Gleixner52.75%218.18%
Dmitry Baryshkov21.10%19.09%
Ralf Bächle10.55%19.09%
Uwe Zeisberger10.55%19.09%
Total182100.00%11100.00%
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