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yaml
---
r: 343266
b: refs/heads/master
c: 7db78a9
h: refs/heads/master
v: v3
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Bjorn Helgaas committed Nov 13, 2012
1 parent 71b5be1 commit 240fcea
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Showing 15 changed files with 440 additions and 150 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 71fbad6c9a28629b6af40b0ff48f36c6610a1394
refs/heads/master: 7db78a9c864d1baf916d849febef31e274cfcb1f
21 changes: 18 additions & 3 deletions trunk/arch/x86/pci/acpi.c
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ struct pci_root_info {
char name[16];
unsigned int res_num;
struct resource *res;
resource_size_t *res_offset;
struct pci_sysdata sd;
#ifdef CONFIG_PCI_MMCONFIG
bool mcfg_added;
Expand Down Expand Up @@ -323,6 +324,7 @@ setup_resource(struct acpi_resource *acpi_res, void *data)
res->flags = flags;
res->start = start;
res->end = end;
info->res_offset[info->res_num] = addr.translation_offset;

if (!pci_use_crs) {
dev_printk(KERN_DEBUG, &info->bridge->dev,
Expand Down Expand Up @@ -392,14 +394,17 @@ static void add_resources(struct pci_root_info *info,
"ignoring host bridge window %pR (conflicts with %s %pR)\n",
res, conflict->name, conflict);
else
pci_add_resource(resources, res);
pci_add_resource_offset(resources, res,
info->res_offset[i]);
}
}

static void free_pci_root_info_res(struct pci_root_info *info)
{
kfree(info->res);
info->res = NULL;
kfree(info->res_offset);
info->res_offset = NULL;
info->res_num = 0;
}

Expand Down Expand Up @@ -450,10 +455,20 @@ probe_pci_root_info(struct pci_root_info *info, struct acpi_device *device,
return;

size = sizeof(*info->res) * info->res_num;
info->res_num = 0;
info->res = kzalloc(size, GFP_KERNEL);
if (!info->res)
if (!info->res) {
info->res_num = 0;
return;
}

size = sizeof(*info->res_offset) * info->res_num;
info->res_num = 0;
info->res_offset = kzalloc(size, GFP_KERNEL);
if (!info->res_offset) {
kfree(info->res);
info->res = NULL;
return;
}

acpi_walk_resources(device->handle, METHOD_NAME__CRS, setup_resource,
info);
Expand Down
2 changes: 1 addition & 1 deletion trunk/arch/x86/pci/common.c
Original file line number Diff line number Diff line change
Expand Up @@ -626,7 +626,7 @@ void pcibios_disable_device (struct pci_dev *dev)
pcibios_disable_irq(dev);
}

int pci_ext_cfg_avail(struct pci_dev *dev)
int pci_ext_cfg_avail(void)
{
if (raw_pci_ext_ops)
return 1;
Expand Down
10 changes: 5 additions & 5 deletions trunk/drivers/acpi/pci_bind.c
Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,7 @@ static int acpi_pci_unbind(struct acpi_device *device)
if (!dev->subordinate)
goto out;

acpi_pci_irq_del_prt(dev->subordinate);
acpi_pci_irq_del_prt(pci_domain_nr(dev->bus), dev->subordinate->number);

device->ops.bind = NULL;
device->ops.unbind = NULL;
Expand All @@ -64,7 +64,7 @@ static int acpi_pci_bind(struct acpi_device *device)
{
acpi_status status;
acpi_handle handle;
struct pci_bus *bus;
unsigned char bus;
struct pci_dev *dev;

dev = acpi_get_pci_dev(device->handle);
Expand Down Expand Up @@ -102,11 +102,11 @@ static int acpi_pci_bind(struct acpi_device *device)
goto out;

if (dev->subordinate)
bus = dev->subordinate;
bus = dev->subordinate->number;
else
bus = dev->bus;
bus = dev->bus->number;

acpi_pci_irq_add_prt(device->handle, bus);
acpi_pci_irq_add_prt(device->handle, pci_domain_nr(dev->bus), bus);

out:
pci_dev_put(dev);
Expand Down
17 changes: 8 additions & 9 deletions trunk/drivers/acpi/pci_irq.c
Original file line number Diff line number Diff line change
Expand Up @@ -184,7 +184,7 @@ static void do_prt_fixups(struct acpi_prt_entry *entry,
}
}

static int acpi_pci_irq_add_entry(acpi_handle handle, struct pci_bus *bus,
static int acpi_pci_irq_add_entry(acpi_handle handle, int segment, int bus,
struct acpi_pci_routing_table *prt)
{
struct acpi_prt_entry *entry;
Expand All @@ -198,8 +198,8 @@ static int acpi_pci_irq_add_entry(acpi_handle handle, struct pci_bus *bus,
* 1=INTA, 2=INTB. We use the PCI encoding throughout, so convert
* it here.
*/
entry->id.segment = pci_domain_nr(bus);
entry->id.bus = bus->number;
entry->id.segment = segment;
entry->id.bus = bus;
entry->id.device = (prt->address >> 16) & 0xFFFF;
entry->pin = prt->pin + 1;

Expand Down Expand Up @@ -244,7 +244,7 @@ static int acpi_pci_irq_add_entry(acpi_handle handle, struct pci_bus *bus,
return 0;
}

int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus)
int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus)
{
acpi_status status;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
Expand Down Expand Up @@ -273,7 +273,7 @@ int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus)

entry = buffer.pointer;
while (entry && (entry->length > 0)) {
acpi_pci_irq_add_entry(handle, bus, entry);
acpi_pci_irq_add_entry(handle, segment, bus, entry);
entry = (struct acpi_pci_routing_table *)
((unsigned long)entry + entry->length);
}
Expand All @@ -282,17 +282,16 @@ int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus)
return 0;
}

void acpi_pci_irq_del_prt(struct pci_bus *bus)
void acpi_pci_irq_del_prt(int segment, int bus)
{
struct acpi_prt_entry *entry, *tmp;

printk(KERN_DEBUG
"ACPI: Delete PCI Interrupt Routing Table for %04x:%02x\n",
pci_domain_nr(bus), bus->number);
segment, bus);
spin_lock(&acpi_prt_lock);
list_for_each_entry_safe(entry, tmp, &acpi_prt_list, list) {
if (pci_domain_nr(bus) == entry->id.segment
&& bus->number == entry->id.bus) {
if (segment == entry->id.segment && bus == entry->id.bus) {
list_del(&entry->list);
kfree(entry);
}
Expand Down
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