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Commit ec9f168f authored by Len Brown's avatar Len Brown
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Merge branch 'simplify_PRT' into release 

Conflicts:
	drivers/acpi/pci_irq.c

Note that this merge disables
e1d3a908
pci, acpi: reroute PCI interrupt to legacy boot interrupt equivalent
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parents b2576e1d 087da3b4
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Showing with 168 additions and 413 deletions
drivers/acpi/pci_bind.c
View file @ ec9f168f
......@@ -99,7 +99,7 @@ acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id)
*/
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Device %s has PCI address %02x:%02x:%02x.%02x\n",
"Device %s has PCI address %04x:%02x:%02x.%d\n",
acpi_device_bid(device), id->segment, id->bus,
id->device, id->function));
......@@ -111,12 +111,11 @@ EXPORT_SYMBOL(acpi_get_pci_id);
int acpi_pci_bind(struct acpi_device *device)
{
int result = 0;
acpi_status status = AE_OK;
struct acpi_pci_data *data = NULL;
struct acpi_pci_data *pdata = NULL;
char *pathname = NULL;
struct acpi_buffer buffer = { 0, NULL };
acpi_handle handle = NULL;
acpi_status status;
struct acpi_pci_data *data;
struct acpi_pci_data *pdata;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
acpi_handle handle;
struct pci_dev *dev;
struct pci_bus *bus;
......@@ -124,21 +123,18 @@ int acpi_pci_bind(struct acpi_device *device)
if (!device || !device->parent)
return -EINVAL;
pathname = kzalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return -ENOMEM;
buffer.length = ACPI_PATHNAME_MAX;
buffer.pointer = pathname;
data = kzalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
if (!data) {
kfree(pathname);
if (!data)
return -ENOMEM;
status = acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer);
if (ACPI_FAILURE(status)) {
kfree(data);
return -ENODEV;
}
acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer);
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Binding PCI device [%s]...\n",
pathname));
(char *)buffer.pointer));
/*
* Segment & Bus
......@@ -166,7 +162,7 @@ int acpi_pci_bind(struct acpi_device *device)
data->id.device = device->pnp.bus_address >> 16;
data->id.function = device->pnp.bus_address & 0xFFFF;
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "...to %02x:%02x:%02x.%02x\n",
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "...to %04x:%02x:%02x.%d\n",
data->id.segment, data->id.bus, data->id.device,
data->id.function));
......@@ -196,7 +192,7 @@ int acpi_pci_bind(struct acpi_device *device)
}
if (!data->dev) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Device %02x:%02x:%02x.%02x not present in PCI namespace\n",
"Device %04x:%02x:%02x.%d not present in PCI namespace\n",
data->id.segment, data->id.bus,
data->id.device, data->id.function));
result = -ENODEV;
......@@ -204,7 +200,7 @@ int acpi_pci_bind(struct acpi_device *device)
}
if (!data->dev->bus) {
printk(KERN_ERR PREFIX
"Device %02x:%02x:%02x.%02x has invalid 'bus' field\n",
"Device %04x:%02x:%02x.%d has invalid 'bus' field\n",
data->id.segment, data->id.bus,
data->id.device, data->id.function);
result = -ENODEV;
......@@ -219,7 +215,7 @@ int acpi_pci_bind(struct acpi_device *device)
*/
if (data->dev->subordinate) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Device %02x:%02x:%02x.%02x is a PCI bridge\n",
"Device %04x:%02x:%02x.%d is a PCI bridge\n",
data->id.segment, data->id.bus,
data->id.device, data->id.function));
data->bus = data->dev->subordinate;
......@@ -262,7 +258,7 @@ int acpi_pci_bind(struct acpi_device *device)
}
end:
kfree(pathname);
kfree(buffer.pointer);
if (result)
kfree(data);
......@@ -272,25 +268,21 @@ int acpi_pci_bind(struct acpi_device *device)
static int acpi_pci_unbind(struct acpi_device *device)
{
int result = 0;
acpi_status status = AE_OK;
struct acpi_pci_data *data = NULL;
char *pathname = NULL;
struct acpi_buffer buffer = { 0, NULL };
acpi_status status;
struct acpi_pci_data *data;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
if (!device || !device->parent)
return -EINVAL;
pathname = kzalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return -ENOMEM;
status = acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer);
if (ACPI_FAILURE(status))
return -ENODEV;
buffer.length = ACPI_PATHNAME_MAX;
buffer.pointer = pathname;
acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer);
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unbinding PCI device [%s]...\n",
pathname));
kfree(pathname);
(char *) buffer.pointer));
kfree(buffer.pointer);
status =
acpi_get_data(device->handle, acpi_pci_data_handler,
......@@ -322,50 +314,44 @@ acpi_pci_bind_root(struct acpi_device *device,
struct acpi_pci_id *id, struct pci_bus *bus)
{
int result = 0;
acpi_status status = AE_OK;
acpi_status status;
struct acpi_pci_data *data = NULL;
char *pathname = NULL;
struct acpi_buffer buffer = { 0, NULL };
pathname = kzalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return -ENOMEM;
buffer.length = ACPI_PATHNAME_MAX;
buffer.pointer = pathname;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
if (!device || !id || !bus) {
kfree(pathname);
return -EINVAL;
}
data = kzalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
if (!data) {
kfree(pathname);
if (!data)
return -ENOMEM;
}
data->id = *id;
data->bus = bus;
device->ops.bind = acpi_pci_bind;
device->ops.unbind = acpi_pci_unbind;
acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer);
status = acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer);
if (ACPI_FAILURE(status)) {
kfree (data);
return -ENODEV;
}
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Binding PCI root bridge [%s] to "
"%02x:%02x\n", pathname, id->segment, id->bus));
"%04x:%02x\n", (char *)buffer.pointer,
id->segment, id->bus));
status = acpi_attach_data(device->handle, acpi_pci_data_handler, data);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"Unable to attach ACPI-PCI context to device %s",
pathname));
(char *)buffer.pointer));
result = -ENODEV;
goto end;
}
end:
kfree(pathname);
kfree(buffer.pointer);
if (result != 0)
kfree(data);
......
drivers/acpi/pci_irq.c
View file @ ec9f168f
This diff is collapsed.
include/acpi/platform/aclinux.h
View file @ ec9f168f
......@@ -71,9 +71,6 @@
#define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
#define strtoul simple_strtoul
/* Full namespace pathname length limit - arbitrary */
#define ACPI_PATHNAME_MAX 256
#else /* !__KERNEL__ */
#include <stdarg.h>
......
include/linux/acpi.h
View file @ ec9f168f
......@@ -131,22 +131,6 @@ extern int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity);
*/
void acpi_unregister_gsi (u32 gsi);
struct acpi_prt_entry {
struct list_head node;
struct acpi_pci_id id;
u8 pin;
struct {
acpi_handle handle;
u32 index;
} link;
u32 irq;
};
struct acpi_prt_list {
int count;
struct list_head entries;
};
struct pci_dev;
int acpi_pci_irq_enable (struct pci_dev *dev);
......
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