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Merge branch 'acpi-scan' into acpi-cleanup

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The following commits depend on the 'acpi-scan' material.
This commit is contained in:
Rafael J. Wysocki
2013-01-26 00:36:44 +01:00
parent 949db153b6 b8bd759acd
commit cc38e51913
19 changed files with 289 additions and 583 deletions
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44
drivers/pci/hotplug/acpiphp_glue.c
View File

@@ -734,34 +734,25 @@ static unsigned char acpiphp_max_busnr(struct pci_bus *bus)
*/
static int acpiphp_bus_add(struct acpiphp_func *func)
{
acpi_handle phandle;
struct acpi_device *device, *pdevice;
struct acpi_device *device;
int ret_val;
acpi_get_parent(func->handle, &phandle);
if (acpi_bus_get_device(phandle, &pdevice)) {
dbg("no parent device, assuming NULL\n");
pdevice = NULL;
}
if (!acpi_bus_get_device(func->handle, &device)) {
dbg("bus exists... trim\n");
/* this shouldn't be in here, so remove
* the bus then re-add it...
*/
ret_val = acpi_bus_trim(device, 1);
ret_val = acpi_bus_trim(device);
dbg("acpi_bus_trim return %x\n", ret_val);
}
ret_val = acpi_bus_add(&device, pdevice, func->handle,
ACPI_BUS_TYPE_DEVICE);
if (ret_val) {
dbg("error adding bus, %x\n",
-ret_val);
goto acpiphp_bus_add_out;
}
ret_val = acpi_bus_start(device);
ret_val = acpi_bus_scan(func->handle);
if (!ret_val)
ret_val = acpi_bus_get_device(func->handle, &device);
if (ret_val)
dbg("error adding bus, %x\n", -ret_val);
acpiphp_bus_add_out:
return ret_val;
}
@@ -781,7 +772,7 @@ static int acpiphp_bus_trim(acpi_handle handle)
return retval;
}
retval = acpi_bus_trim(device, 1);
retval = acpi_bus_trim(device);
if (retval)
err("cannot remove from acpi list\n");
@@ -1130,8 +1121,7 @@ static int acpiphp_configure_bridge (acpi_handle handle)
static void handle_bridge_insertion(acpi_handle handle, u32 type)
{
struct acpi_device *device, *pdevice;
acpi_handle phandle;
struct acpi_device *device;
if ((type != ACPI_NOTIFY_BUS_CHECK) &&
(type != ACPI_NOTIFY_DEVICE_CHECK)) {
@@ -1139,17 +1129,15 @@ static void handle_bridge_insertion(acpi_handle handle, u32 type)
return;
}
acpi_get_parent(handle, &phandle);
if (acpi_bus_get_device(phandle, &pdevice)) {
dbg("no parent device, assuming NULL\n");
pdevice = NULL;
}
if (acpi_bus_add(&device, pdevice, handle, ACPI_BUS_TYPE_DEVICE)) {
if (acpi_bus_scan(handle)) {
err("cannot add bridge to acpi list\n");
return;
}
if (!acpiphp_configure_bridge(handle) &&
!acpi_bus_start(device))
if (acpi_bus_get_device(handle, &device)) {
err("ACPI device object missing\n");
return;
}
if (!acpiphp_configure_bridge(handle))
add_bridge(handle);
else
err("cannot configure and start bridge\n");

10
drivers/pci/hotplug/sgi_hotplug.c
View File

@@ -412,7 +412,6 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot)
if (SN_ACPI_BASE_SUPPORT() && ssdt) {
unsigned long long adr;
struct acpi_device *pdevice;
struct acpi_device *device;
acpi_handle phandle;
acpi_handle chandle = NULL;
acpi_handle rethandle;
@@ -448,17 +447,14 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot)
if (ACPI_SUCCESS(ret) &&
(adr>>16) == (slot->device_num + 1)) {
ret = acpi_bus_add(&device, pdevice, chandle,
ACPI_BUS_TYPE_DEVICE);
ret = acpi_bus_scan(chandle);
if (ACPI_FAILURE(ret)) {
printk(KERN_ERR "%s: acpi_bus_add "
printk(KERN_ERR "%s: acpi_bus_scan "
"failed (0x%x) for slot %d "
"func %d\n", __func__,
ret, (int)(adr>>16),
(int)(adr&0xffff));
/* try to continue on */
} else {
acpi_bus_start(device);
}
}
}
@@ -539,7 +535,7 @@ static int disable_slot(struct hotplug_slot *bss_hotplug_slot)
ret = acpi_bus_get_device(chandle,
&device);
if (ACPI_SUCCESS(ret))
acpi_bus_trim(device, 1);
acpi_bus_trim(device);
}
}