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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-11-19 01:05:46 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-11-19 01:05:46 +0100
commit614d7426ec109501e9e77be66963caf3041e566c (patch)
tree790b6699c381ba1e42b3bc0383047b225662fb08 /drivers
parentf86e7bc9683ee6dbde56d4bd4fda65f085b814d0 (diff)
parent883461679ad1ed6e09135adf8c02bb98d7962623 (diff)
Merge branch 'acpi-hotplug'
* acpi-hotplug: ACPI / scan: Set flags.match_driver in acpi_bus_scan_fixed() ACPI / PCI root: Clear driver_data before failing enumeration ACPI / hotplug: Fix PCI host bridge hot removal ACPI / hotplug: Fix acpi_bus_get_device() return value check
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/pci_root.c1
-rw-r--r--drivers/acpi/scan.c14
2 files changed, 5 insertions, 10 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 56f05869b08d..0703bff5e60e 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -575,6 +575,7 @@ static int acpi_pci_root_add(struct acpi_device *device,
dev_err(&device->dev,
"Bus %04x:%02x not present in PCI namespace\n",
root->segment, (unsigned int)root->secondary.start);
+ device->driver_data = NULL;
result = -ENODEV;
goto end;
}
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 55f9dedbbf9f..15daa21fcd05 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -289,24 +289,17 @@ void acpi_bus_device_eject(void *data, u32 ost_src)
{
struct acpi_device *device = data;
acpi_handle handle = device->handle;
- struct acpi_scan_handler *handler;
u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE;
int error;
lock_device_hotplug();
mutex_lock(&acpi_scan_lock);
- handler = device->handler;
- if (!handler || !handler->hotplug.enabled) {
- put_device(&device->dev);
- goto err_support;
- }
-
if (ost_src == ACPI_NOTIFY_EJECT_REQUEST)
acpi_evaluate_hotplug_ost(handle, ACPI_NOTIFY_EJECT_REQUEST,
ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
- if (handler->hotplug.mode == AHM_CONTAINER)
+ if (device->handler && device->handler->hotplug.mode == AHM_CONTAINER)
kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE);
error = acpi_scan_hot_remove(device);
@@ -411,8 +404,7 @@ static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
break;
case ACPI_NOTIFY_EJECT_REQUEST:
acpi_handle_debug(handle, "ACPI_NOTIFY_EJECT_REQUEST event\n");
- status = acpi_bus_get_device(handle, &adev);
- if (ACPI_FAILURE(status))
+ if (acpi_bus_get_device(handle, &adev))
goto err_out;
get_device(&adev->dev);
@@ -1997,6 +1989,7 @@ static int acpi_bus_scan_fixed(void)
if (result)
return result;
+ device->flags.match_driver = true;
result = device_attach(&device->dev);
if (result < 0)
return result;
@@ -2013,6 +2006,7 @@ static int acpi_bus_scan_fixed(void)
if (result)
return result;
+ device->flags.match_driver = true;
result = device_attach(&device->dev);
}