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Commit deb66c45 authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64] isa: Convert to use pci_device_to_OF_node(). 



Also, do not try to compute resources by hand, instead use
the pre-computed ones in the of_device.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1327e9b6

arch/sparc64/kernel/isa.c

+4 −32
Original line number Original line Diff line number Diff line
@@ -24,27 +24,9 @@ static void __init report_dev(struct sparc_isa_device *isa_dev, int child) 




static void __init isa_dev_get_resource(struct sparc_isa_device *isa_dev)

static void __init isa_dev_get_resource(struct sparc_isa_device *isa_dev)

{

{

	const struct linux_prom_registers *pregs;

	struct of_device *op = of_find_device_by_node(isa_dev->prom_node);

	unsigned long base, len;

	int prop_len;



	pregs = of_get_property(isa_dev->prom_node, "reg", &prop_len);

	if (!pregs)

		return;



	/* Only the first one is interesting. */

	len = pregs[0].reg_size;

	base = (((unsigned long)pregs[0].which_io << 32) |

		(unsigned long)pregs[0].phys_addr);

	base += isa_dev->bus->parent->io_space.start;



	isa_dev->resource.start = base;

	isa_dev->resource.end   = (base + len - 1UL);

	isa_dev->resource.flags = IORESOURCE_IO;

	isa_dev->resource.name  = isa_dev->prom_node->name;





	request_resource(&isa_dev->bus->parent->io_space,

	memcpy(&isa_dev->resource, &op->resource[0], sizeof(struct resource));

			 &isa_dev->resource);

}

}





static void __init isa_dev_get_irq(struct sparc_isa_device *isa_dev)

static void __init isa_dev_get_irq(struct sparc_isa_device *isa_dev)
@@ -158,19 +140,10 @@ void __init isa_init(void) 




	pdev = NULL;

	pdev = NULL;

	while ((pdev = pci_get_device(vendor, device, pdev)) != NULL) {

	while ((pdev = pci_get_device(vendor, device, pdev)) != NULL) {

		struct pcidev_cookie *pdev_cookie;

		struct pci_pbm_info *pbm;

		struct sparc_isa_bridge *isa_br;

		struct sparc_isa_bridge *isa_br;

		struct device_node *dp;

		struct device_node *dp;





		pdev_cookie = pdev->sysdata;

		dp = pci_device_to_OF_node(pdev);

		if (!pdev_cookie) {

			printk("ISA: Warning, ISA bridge ignored due to "

			       "lack of OBP data.\n");

			continue;

		}

		pbm = pdev_cookie->pbm;

		dp = pdev_cookie->prom_node;





		isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL);

		isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL);

		if (!isa_br) {

		if (!isa_br) {
@@ -195,10 +168,9 @@ void __init isa_init(void) 
		isa_br->next = isa_chain;

		isa_br->next = isa_chain;

		isa_chain = isa_br;

		isa_chain = isa_br;





		isa_br->parent = pbm;

		isa_br->self = pdev;

		isa_br->self = pdev;

		isa_br->index = index++;

		isa_br->index = index++;

		isa_br->prom_node = pdev_cookie->prom_node;

		isa_br->prom_node = dp;





		printk("isa%d:", isa_br->index);

		printk("isa%d:", isa_br->index);

include/asm-sparc64/isa.h

+0 −2
Original line number Original line Diff line number Diff line
@@ -7,7 +7,6 @@ 
#ifndef __SPARC64_ISA_H

#ifndef __SPARC64_ISA_H

#define __SPARC64_ISA_H

#define __SPARC64_ISA_H





#include <asm/pbm.h>

#include <asm/oplib.h>

#include <asm/oplib.h>

#include <asm/prom.h>

#include <asm/prom.h>

#include <asm/of_device.h>

#include <asm/of_device.h>
@@ -29,7 +28,6 @@ struct sparc_isa_bridge { 
	struct of_device	ofdev;

	struct of_device	ofdev;

	struct sparc_isa_bridge	*next;

	struct sparc_isa_bridge	*next;

	struct sparc_isa_device	*devices;

	struct sparc_isa_device	*devices;

	struct pci_pbm_info	*parent;

	struct pci_dev		*self;

	struct pci_dev		*self;

	int			index;

	int			index;

	struct device_node	*prom_node;

	struct device_node	*prom_node;