leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

arm/PCI: convert to pci_scan_root_bus() for correct root bus resources

Browse Source 
Convert from pci_scan_bus() to pci_scan_root_bus() and remove root bus
resource fixups.  This fixes the problem of "early" and "header" quirks
seeing incorrect root bus resources.

CC: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Bjorn Helgaas 2011-10-28 16:26:16 -06:00 committed by Jesse Barnes
parent a2f33da11a
commit 37d15909ff
21 changed files with 104 additions and 111 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/arm/common/it8152.c
View File

@ -299,8 +299,8 @@ int __init it8152_pci_setup(int nr, struct pci_sys_data *sys)
goto err1;
}
sys->resource[0] = &it8152_io;
sys->resource[1] = &it8152_mem;
pci_add_resource(&sys->resources, &it8152_io);
pci_add_resource(&sys->resources, &it8152_mem);
if (platform_notify || platform_notify_remove) {
printk(KERN_ERR "PCI: Can't use platform_notify\n");
@ -355,7 +355,7 @@ void pcibios_set_master(struct pci_dev *dev)
struct pci_bus * __init it8152_pci_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(nr, &it8152_ops, sys);
return pci_scan_root_bus(NULL, nr, &it8152_ops, sys, &sys->resources);
}
EXPORT_SYMBOL(dma_set_coherent_mask);

3
arch/arm/common/via82c505.c
View File

@ -86,7 +86,8 @@ int __init via82c505_setup(int nr, struct pci_sys_data *sys)
struct pci_bus * __init via82c505_scan_bus(int nr, struct pci_sys_data *sysdata)
{
if (nr == 0)
return pci_scan_bus(0, &via82c505_ops, sysdata);
return pci_scan_root_bus(NULL, 0, &via82c505_ops, sysdata,
&sysdata->resources);
return NULL;
}

2
arch/arm/include/asm/mach/pci.h
View File

@ -40,7 +40,7 @@ struct pci_sys_data {
u64 mem_offset; /* bus->cpu memory mapping offset */
unsigned long io_offset; /* bus->cpu IO mapping offset */
struct pci_bus *bus; /* PCI bus */
struct resource *resource[3]; /* Primary PCI bus resources */
struct list_head resources; /* root bus resources (apertures) */
/* Bridge swizzling */
u8 (*swizzle)(struct pci_dev *, u8 *);
/* IRQ mapping */

27
arch/arm/kernel/bios32.c
View File

@ -316,21 +316,6 @@ pdev_fixup_device_resources(struct pci_sys_data *root, struct pci_dev *dev)
}
}
static void __devinit
pbus_assign_bus_resources(struct pci_bus *bus, struct pci_sys_data *root)
{
struct pci_dev *dev = bus->self;
int i;
if (!dev) {
/*
* Assign root bus resources.
*/
for (i = 0; i < 3; i++)
bus->resource[i] = root->resource[i];
}
}
/*
* pcibios_fixup_bus - Called after each bus is probed,
* but before its children are examined.
@ -341,8 +326,6 @@ void pcibios_fixup_bus(struct pci_bus *bus)
struct pci_dev *dev;
u16 features = PCI_COMMAND_SERR | PCI_COMMAND_PARITY | PCI_COMMAND_FAST_BACK;
pbus_assign_bus_resources(bus, root);
/*
* Walk the devices on this bus, working out what we can
* and can't support.
@ -508,12 +491,18 @@ static void __init pcibios_init_hw(struct hw_pci *hw)
sys->busnr = busnr;
sys->swizzle = hw->swizzle;
sys->map_irq = hw->map_irq;
sys->resource[0] = &ioport_resource;
sys->resource[1] = &iomem_resource;
INIT_LIST_HEAD(&sys->resources);
ret = hw->setup(nr, sys);
if (ret > 0) {
if (list_empty(&sys->resources)) {
pci_add_resource(&sys->resources,
&ioport_resource);
pci_add_resource(&sys->resources,
&iomem_resource);
}
sys->bus = hw->scan(nr, sys);
if (!sys->bus)

8
arch/arm/mach-cns3xxx/pcie.c
View File

@ -151,13 +151,12 @@ static int cns3xxx_pci_setup(int nr, struct pci_sys_data *sys)
struct cns3xxx_pcie *cnspci = sysdata_to_cnspci(sys);
struct resource *res_io = &cnspci->res_io;
struct resource *res_mem = &cnspci->res_mem;
struct resource **sysres = sys->resource;
BUG_ON(request_resource(&iomem_resource, res_io) ||
request_resource(&iomem_resource, res_mem));
sysres[0] = res_io;
sysres[1] = res_mem;
pci_add_resource(&sys->resources, res_io);
pci_add_resource(&sys->resources, res_mem);
return 1;
}
@ -169,7 +168,8 @@ static struct pci_ops cns3xxx_pcie_ops = {
static struct pci_bus *cns3xxx_pci_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &cns3xxx_pcie_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &cns3xxx_pcie_ops, sys,
&sys->resources);
}
static int cns3xxx_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)

9
arch/arm/mach-dove/pcie.c
View File

@ -69,7 +69,7 @@ static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[0].flags = IORESOURCE_IO;
if (request_resource(&ioport_resource, &pp->res[0]))
panic("Request PCIe IO resource failed\n");
sys->resource[0] = &pp->res[0];
pci_add_resource(&sys->resources, &pp->res[0]);
/*
* IORESOURCE_MEM
@ -88,9 +88,7 @@ static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[1].flags = IORESOURCE_MEM;
if (request_resource(&iomem_resource, &pp->res[1]))
panic("Request PCIe Memory resource failed\n");
sys->resource[1] = &pp->res[1];
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &pp->res[1]);
return 1;
}
@ -184,7 +182,8 @@ dove_pcie_scan_bus(int nr, struct pci_sys_data *sys)
struct pci_bus *bus;
if (nr < num_pcie_ports) {
bus = pci_scan_bus(sys->busnr, &pcie_ops, sys);
bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys,
&sys->resources);
} else {
bus = NULL;
BUG();

8
arch/arm/mach-footbridge/dc21285.c
View File

@ -275,9 +275,9 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys)
allocate_resource(&iomem_resource, &res[0], 0x40000000,
0x80000000, 0xffffffff, 0x40000000, NULL, NULL);
sys->resource[0] = &ioport_resource;
sys->resource[1] = &res[0];
sys->resource[2] = &res[1];
pci_add_resource(&sys->resources, &ioport_resource);
pci_add_resource(&sys->resources, &res[0]);
pci_add_resource(&sys->resources, &res[1]);
sys->mem_offset = DC21285_PCI_MEM;
return 1;
@ -285,7 +285,7 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys)
struct pci_bus * __init dc21285_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(0, &dc21285_ops, sys);
return pci_scan_root_bus(NULL, 0, &dc21285_ops, sys, &sys->resources);
}
#define dc21285_request_irq(_a, _b, _c, _d, _e) \

19
arch/arm/mach-integrator/pci_v3.c
View File

@ -359,7 +359,7 @@ static struct resource pre_mem = {
.flags = IORESOURCE_MEM | IORESOURCE_PREFETCH,
};
static int __init pci_v3_setup_resources(struct resource **resource)
static int __init pci_v3_setup_resources(struct pci_sys_data *sys)
{
if (request_resource(&iomem_resource, &non_mem)) {
printk(KERN_ERR "PCI: unable to allocate non-prefetchable "
@ -374,13 +374,13 @@ static int __init pci_v3_setup_resources(struct resource **resource)
}
/*
* bus->resource[0] is the IO resource for this bus
* bus->resource[1] is the mem resource for this bus
* bus->resource[2] is the prefetch mem resource for this bus
* the IO resource for this bus
* the mem resource for this bus
* the prefetch mem resource for this bus
*/
resource[0] = &ioport_resource;
resource[1] = &non_mem;
resource[2] = &pre_mem;
pci_add_resource(&sys->resources, &ioport_resource);
pci_add_resource(&sys->resources, &non_mem);
pci_add_resource(&sys->resources, &pre_mem);
return 1;
}
@ -481,7 +481,7 @@ int __init pci_v3_setup(int nr, struct pci_sys_data *sys)
if (nr == 0) {
sys->mem_offset = PHYS_PCI_MEM_BASE;
ret = pci_v3_setup_resources(sys->resource);
ret = pci_v3_setup_resources(sys);
}
return ret;
@ -489,7 +489,8 @@ int __init pci_v3_setup(int nr, struct pci_sys_data *sys)
struct pci_bus * __init pci_v3_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &pci_v3_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &pci_v3_ops, sys,
&sys->resources);
}
/*

17
arch/arm/mach-iop13xx/pci.c
View File

@ -537,14 +537,14 @@ struct pci_bus *iop13xx_scan_bus(int nr, struct pci_sys_data *sys)
while(time_before(jiffies, atux_trhfa_timeout))
udelay(100);
bus = pci_bus_atux = pci_scan_bus(sys->busnr,
&iop13xx_atux_ops,
sys);
bus = pci_bus_atux = pci_scan_root_bus(NULL, sys->busnr,
&iop13xx_atux_ops,
sys, &sys->resources);
break;
case IOP13XX_INIT_ATU_ATUE:
bus = pci_bus_atue = pci_scan_bus(sys->busnr,
&iop13xx_atue_ops,
sys);
bus = pci_bus_atue = pci_scan_root_bus(NULL, sys->busnr,
&iop13xx_atue_ops,
sys, &sys->resources);
break;
}
@ -1084,9 +1084,8 @@ int iop13xx_pci_setup(int nr, struct pci_sys_data *sys)
request_resource(&ioport_resource, &res[0]);
request_resource(&iomem_resource, &res[1]);
sys->resource[0] = &res[0];
sys->resource[1] = &res[1];
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &res[0]);
pci_add_resource(&sys->resources, &res[1]);
return 1;
}

3
arch/arm/mach-ixp2000/enp2611.c
View File

@ -145,7 +145,8 @@ static struct pci_ops enp2611_pci_ops = {
static struct pci_bus * __init enp2611_pci_scan_bus(int nr,
struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &enp2611_pci_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &enp2611_pci_ops, sys,
&sys->resources);
}
static int __init enp2611_pci_map_irq(const struct pci_dev *dev, u8 slot,

8
arch/arm/mach-ixp2000/pci.c
View File

@ -132,7 +132,8 @@ static struct pci_ops ixp2000_pci_ops = {
struct pci_bus *ixp2000_pci_scan_bus(int nr, struct pci_sys_data *sysdata)
{
return pci_scan_bus(sysdata->busnr, &ixp2000_pci_ops, sysdata);
return pci_scan_root_bus(NULL, sysdata->busnr, &ixp2000_pci_ops,
sysdata, &sysdata->resources);
}
@ -242,9 +243,8 @@ int ixp2000_pci_setup(int nr, struct pci_sys_data *sys)
if (nr >= 1)
return 0;
sys->resource[0] = &ixp2000_pci_io_space;
sys->resource[1] = &ixp2000_pci_mem_space;
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &ixp2000_pci_io_space);
pci_add_resource(&sys->resources, &ixp2000_pci_mem_space);
return 1;
}

8
arch/arm/mach-ixp23xx/pci.c
View File

@ -143,7 +143,8 @@ struct pci_ops ixp23xx_pci_ops = {
struct pci_bus *ixp23xx_pci_scan_bus(int nr, struct pci_sys_data *sysdata)
{
return pci_scan_bus(sysdata->busnr, &ixp23xx_pci_ops, sysdata);
return pci_scan_root_bus(NULL, sysdata->busnr, &ixp23xx_pci_ops,
sysdata, &sysdata->resources);
}
int ixp23xx_pci_abort_handler(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
@ -280,9 +281,8 @@ int ixp23xx_pci_setup(int nr, struct pci_sys_data *sys)
if (nr >= 1)
return 0;
sys->resource[0] = &ixp23xx_pci_io_space;
sys->resource[1] = &ixp23xx_pci_mem_space;
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &ixp23xx_pci_io_space);
pci_add_resource(&sys->resources, &ixp23xx_pci_mem_space);
return 1;
}

8
arch/arm/mach-ixp4xx/common-pci.c
View File

@ -472,9 +472,8 @@ int ixp4xx_setup(int nr, struct pci_sys_data *sys)
request_resource(&ioport_resource, &res[0]);
request_resource(&iomem_resource, &res[1]);
sys->resource[0] = &res[0];
sys->resource[1] = &res[1];
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &res[0]);
pci_add_resource(&sys->resources, &res[1]);
platform_notify = ixp4xx_pci_platform_notify;
platform_notify_remove = ixp4xx_pci_platform_notify_remove;
@ -484,7 +483,8 @@ int ixp4xx_setup(int nr, struct pci_sys_data *sys)
struct pci_bus * __devinit ixp4xx_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &ixp4xx_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &ixp4xx_ops, sys,
&sys->resources);
}
int dma_set_coherent_mask(struct device *dev, u64 mask)

8
arch/arm/mach-kirkwood/pcie.c
View File

@ -198,9 +198,8 @@ static int __init kirkwood_pcie_setup(int nr, struct pci_sys_data *sys)
if (request_resource(&iomem_resource, &pp->res[1]))
panic("Request PCIe%d Memory resource failed\n", index);
sys->resource[0] = &pp->res[0];
sys->resource[1] = &pp->res[1];
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &pp->res[0]);
pci_add_resource(&sys->resources, &pp->res[1]);
sys->io_offset = 0;
/*
@ -236,7 +235,8 @@ kirkwood_pcie_scan_bus(int nr, struct pci_sys_data *sys)
struct pci_bus *bus;
if (nr < num_pcie_ports) {
bus = pci_scan_bus(sys->busnr, &pcie_ops, sys);
bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys,
&sys->resources);
} else {
bus = NULL;
BUG();

8
arch/arm/mach-ks8695/pci.c
View File

@ -143,7 +143,8 @@ static struct pci_ops ks8695_pci_ops = {
static struct pci_bus* __init ks8695_pci_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &ks8695_pci_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &ks8695_pci_ops, sys,
&sys->resources);
}
static struct resource pci_mem = {
@ -168,9 +169,8 @@ static int __init ks8695_pci_setup(int nr, struct pci_sys_data *sys)
request_resource(&iomem_resource, &pci_mem);
request_resource(&ioport_resource, &pci_io);
sys->resource[0] = &pci_io;
sys->resource[1] = &pci_mem;
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &pci_io);
pci_add_resource(&sys->resources, &pci_mem);
/* Assign and enable processor bridge */
ks8695_local_writeconfig(PCI_BASE_ADDRESS_0, KS8695_PCIMEM_PA);

8
arch/arm/mach-mv78xx0/pcie.c
View File

@ -155,9 +155,8 @@ static int __init mv78xx0_pcie_setup(int nr, struct pci_sys_data *sys)
orion_pcie_set_local_bus_nr(pp->base, sys->busnr);
orion_pcie_setup(pp->base, &mv78xx0_mbus_dram_info);
sys->resource[0] = &pp->res[0];
sys->resource[1] = &pp->res[1];
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &pp->res[0]);
pci_add_resource(&sys->resources, &pp->res[1]);
return 1;
}
@ -251,7 +250,8 @@ mv78xx0_pcie_scan_bus(int nr, struct pci_sys_data *sys)
struct pci_bus *bus;
if (nr < num_pcie_ports) {
bus = pci_scan_bus(sys->busnr, &pcie_ops, sys);
bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys,
&sys->resources);
} else {
bus = NULL;
BUG();

16
arch/arm/mach-orion5x/pci.c
View File

@ -176,7 +176,7 @@ static int __init pcie_setup(struct pci_sys_data *sys)
res[0].end = res[0].start + ORION5X_PCIE_IO_SIZE - 1;
if (request_resource(&ioport_resource, &res[0]))
panic("Request PCIe IO resource failed\n");
sys->resource[0] = &res[0];
pci_add_resource(&sys->resources, &res[0]);
/*
* IORESOURCE_MEM
@ -187,9 +187,8 @@ static int __init pcie_setup(struct pci_sys_data *sys)
res[1].end = res[1].start + ORION5X_PCIE_MEM_SIZE - 1;
if (request_resource(&iomem_resource, &res[1]))
panic("Request PCIe Memory resource failed\n");
sys->resource[1] = &res[1];
pci_add_resource(&sys->resources, &res[1]);
sys->resource[2] = NULL;
sys->io_offset = 0;
return 1;
@ -505,7 +504,7 @@ static int __init pci_setup(struct pci_sys_data *sys)
res[0].end = res[0].start + ORION5X_PCI_IO_SIZE - 1;
if (request_resource(&ioport_resource, &res[0]))
panic("Request PCI IO resource failed\n");
sys->resource[0] = &res[0];
pci_add_resource(&sys->resources, &res[0]);
/*
* IORESOURCE_MEM
@ -516,9 +515,8 @@ static int __init pci_setup(struct pci_sys_data *sys)
res[1].end = res[1].start + ORION5X_PCI_MEM_SIZE - 1;
if (request_resource(&iomem_resource, &res[1]))
panic("Request PCI Memory resource failed\n");
sys->resource[1] = &res[1];
pci_add_resource(&sys->resources, &res[1]);
sys->resource[2] = NULL;
sys->io_offset = 0;
return 1;
@ -579,9 +577,11 @@ struct pci_bus __init *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys
struct pci_bus *bus;
if (nr == 0) {
bus = pci_scan_bus(sys->busnr, &pcie_ops, sys);
bus = pci_scan_root_bus(NULL, sys->busnr, &pcie_ops, sys,
&sys->resources);
} else if (nr == 1 && !orion5x_pci_disabled) {
bus = pci_scan_bus(sys->busnr, &pci_ops, sys);
bus = pci_scan_root_bus(NULL, sys->busnr, &pci_ops, sys,
&sys->resources);
} else {
bus = NULL;
BUG();

13
arch/arm/mach-sa1100/pci-nanoengine.c
View File

@ -131,7 +131,8 @@ static int __init pci_nanoengine_map_irq(const struct pci_dev *dev, u8 slot,
struct pci_bus * __init pci_nanoengine_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &pci_nano_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &pci_nano_ops, sys,
&sys->resources);
}
static struct resource pci_io_ports = {
@ -226,7 +227,7 @@ static struct resource pci_prefetchable_memory = {
.flags = IORESOURCE_MEM | IORESOURCE_PREFETCH,
};
static int __init pci_nanoengine_setup_resources(struct resource **resource)
static int __init pci_nanoengine_setup_resources(struct pci_sys_data *sys)
{
if (request_resource(&ioport_resource, &pci_io_ports)) {
printk(KERN_ERR "PCI: unable to allocate io port region\n");
@ -243,9 +244,9 @@ static int __init pci_nanoengine_setup_resources(struct resource **resource)
printk(KERN_ERR "PCI: unable to allocate prefetchable\n");
return -EBUSY;
}
resource[0] = &pci_io_ports;
resource[1] = &pci_non_prefetchable_memory;
resource[2] = &pci_prefetchable_memory;
pci_add_resource(&sys->resources, &pci_io_ports);
pci_add_resource(&sys->resources, &pci_non_prefetchable_memory);
pci_add_resource(&sys->resources, &pci_prefetchable_memory);
return 1;
}
@ -260,7 +261,7 @@ int __init pci_nanoengine_setup(int nr, struct pci_sys_data *sys)
if (nr == 0) {
sys->mem_offset = NANO_PCI_MEM_RW_PHYS;
sys->io_offset = 0x400;
ret = pci_nanoengine_setup_resources(sys->resource);
ret = pci_nanoengine_setup_resources(sys);
/* Enable alternate memory bus master mode, see
* "Intel StrongARM SA1110 Developer's Manual",
* section 10.8, "Alternate Memory Bus Master Mode". */

9
arch/arm/mach-tegra/pcie.c
View File

@ -409,7 +409,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[0].flags = IORESOURCE_IO;
if (request_resource(&ioport_resource, &pp->res[0]))
panic("Request PCIe IO resource failed\n");
sys->resource[0] = &pp->res[0];
pci_add_resource(&sys->resources, &pp->res[0]);
/*
* IORESOURCE_MEM
@ -428,7 +428,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[1].flags = IORESOURCE_MEM;
if (request_resource(&iomem_resource, &pp->res[1]))
panic("Request PCIe Memory resource failed\n");
sys->resource[1] = &pp->res[1];
pci_add_resource(&sys->resources, &pp->res[1]);
/*
* IORESOURCE_MEM | IORESOURCE_PREFETCH
@ -447,7 +447,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys)
pp->res[2].flags = IORESOURCE_MEM | IORESOURCE_PREFETCH;
if (request_resource(&iomem_resource, &pp->res[2]))
panic("Request PCIe Prefetch Memory resource failed\n");
sys->resource[2] = &pp->res[2];
pci_add_resource(&sys->resources, &pp->res[2]);
return 1;
}
@ -468,7 +468,8 @@ static struct pci_bus __init *tegra_pcie_scan_bus(int nr,
pp = tegra_pcie.port + nr;
pp->root_bus_nr = sys->busnr;
return pci_scan_bus(sys->busnr, &tegra_pcie_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &tegra_pcie_ops, sys,
&sys->resources);
}
static struct hw_pci tegra_pcie_hw __initdata = {

19
arch/arm/mach-versatile/pci.c
View File

@ -191,7 +191,7 @@ static struct resource pre_mem = {
.flags = IORESOURCE_MEM | IORESOURCE_PREFETCH,
};
static int __init pci_versatile_setup_resources(struct resource **resource)
static int __init pci_versatile_setup_resources(struct list_head *resources)
{
int ret = 0;
@ -215,13 +215,13 @@ static int __init pci_versatile_setup_resources(struct resource **resource)
}
/*
* bus->resource[0] is the IO resource for this bus
* bus->resource[1] is the mem resource for this bus
* bus->resource[2] is the prefetch mem resource for this bus
* the IO resource for this bus
* the mem resource for this bus
* the prefetch mem resource for this bus
*/
resource[0] = &io_mem;
resource[1] = &non_mem;
resource[2] = &pre_mem;
pci_add_resource(resources, &io_mem);
pci_add_resource(resources, &non_mem);
pci_add_resource(resources, &pre_mem);
goto out;
@ -250,7 +250,7 @@ int __init pci_versatile_setup(int nr, struct pci_sys_data *sys)
if (nr == 0) {
sys->mem_offset = 0;
ret = pci_versatile_setup_resources(sys->resource);
ret = pci_versatile_setup_resources(&sys->resources);
if (ret < 0) {
printk("pci_versatile_setup: resources... oops?\n");
goto out;
@ -306,7 +306,8 @@ int __init pci_versatile_setup(int nr, struct pci_sys_data *sys)
struct pci_bus * __init pci_versatile_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &pci_versatile_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &pci_versatile_ops, sys,
&sys->resources);
}
void __init pci_versatile_preinit(void)

8
arch/arm/plat-iop/pci.c
View File

@ -215,16 +215,16 @@ int iop3xx_pci_setup(int nr, struct pci_sys_data *sys)
sys->mem_offset = IOP3XX_PCI_LOWER_MEM_PA - *IOP3XX_OMWTVR0;
sys->io_offset = IOP3XX_PCI_LOWER_IO_PA - *IOP3XX_OIOWTVR;
sys->resource[0] = &res[0];
sys->resource[1] = &res[1];
sys->resource[2] = NULL;
pci_add_resource(&sys->resources, &res[0]);
pci_add_resource(&sys->resources, &res[1]);
return 1;
}
struct pci_bus *iop3xx_pci_scan_bus(int nr, struct pci_sys_data *sys)
{
return pci_scan_bus(sys->busnr, &iop3xx_ops, sys);
return pci_scan_root_bus(NULL, sys->busnr, &iop3xx_ops, sys,
&sys->resources);
}
void __init iop3xx_atu_setup(void)