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powerpc/pci: Move pseries code into pseries platform specific area

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There doesn't appear to be any specific reason that we need to setup the
pseries specific notifier in generic arch pci code.  Move it into pseries
land.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2009-04-30 09:26:21 +00:00 committed by Benjamin Herrenschmidt
parent 58513dc40d
commit 2eb4afb69f
3 changed files with 27 additions and 27 deletions
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1
arch/powerpc/include/asm/pci-bridge.h
View File

@ -223,6 +223,7 @@ struct pci_dn {
#define PCI_DN(dn) ((struct pci_dn *) (dn)->data)
extern struct device_node *fetch_dev_dn(struct pci_dev *dev);
extern void * update_dn_pci_info(struct device_node *dn, void *data);
/* Get a device_node from a pci_dev. This code must be fast except
* in the case where the sysdata is incorrect and needs to be fixed

28
arch/powerpc/kernel/pci_dn.c
View File

@ -27,7 +27,6 @@
#include <asm/io.h>
#include <asm/prom.h>
#include <asm/pci-bridge.h>
#include <asm/pSeries_reconfig.h>
#include <asm/ppc-pci.h>
#include <asm/firmware.h>
@ -35,7 +34,7 @@
* Traverse_func that inits the PCI fields of the device node.
* NOTE: this *must* be done before read/write config to the device.
*/
static void * __devinit update_dn_pci_info(struct device_node *dn, void *data)
void * __devinit update_dn_pci_info(struct device_node *dn, void *data)
{
struct pci_controller *phb = data;
const int *type =
@ -184,29 +183,6 @@ struct device_node *fetch_dev_dn(struct pci_dev *dev)
}
EXPORT_SYMBOL(fetch_dev_dn);
static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node)
{
struct device_node *np = node;
struct pci_dn *pci = NULL;
int err = NOTIFY_OK;
switch (action) {
case PSERIES_RECONFIG_ADD:
pci = np->parent->data;
if (pci)
update_dn_pci_info(np, pci->phb);
break;
default:
err = NOTIFY_DONE;
break;
}
return err;
}
static struct notifier_block pci_dn_reconfig_nb = {
.notifier_call = pci_dn_reconfig_notifier,
};
/**
* pci_devs_phb_init - Initialize phbs and pci devs under them.
*
@ -223,6 +199,4 @@ void __init pci_devs_phb_init(void)
/* This must be done first so the device nodes have valid pci info! */
list_for_each_entry_safe(phb, tmp, &hose_list, list_node)
pci_devs_phb_init_dynamic(phb);
pSeries_reconfig_notifier_register(&pci_dn_reconfig_nb);
}

25
arch/powerpc/platforms/pseries/setup.c
View File

@ -63,6 +63,7 @@
#include <asm/smp.h>
#include <asm/firmware.h>
#include <asm/eeh.h>
#include <asm/pSeries_reconfig.h>
#include "plpar_wrappers.h"
#include "pseries.h"
@ -254,6 +255,29 @@ static void __init pseries_discover_pic(void)
" interrupt-controller\n");
}
static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node)
{
struct device_node *np = node;
struct pci_dn *pci = NULL;
int err = NOTIFY_OK;
switch (action) {
case PSERIES_RECONFIG_ADD:
pci = np->parent->data;
if (pci)
update_dn_pci_info(np, pci->phb);
break;
default:
err = NOTIFY_DONE;
break;
}
return err;
}
static struct notifier_block pci_dn_reconfig_nb = {
.notifier_call = pci_dn_reconfig_notifier,
};
static void __init pSeries_setup_arch(void)
{
/* Discover PIC type and setup ppc_md accordingly */
@ -271,6 +295,7 @@ static void __init pSeries_setup_arch(void)
/* Find and initialize PCI host bridges */
init_pci_config_tokens();
find_and_init_phbs();
pSeries_reconfig_notifier_register(&pci_dn_reconfig_nb);
eeh_init();
pSeries_nvram_init();