diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/acpi/pci_bind.c | 90 |
1 files changed, 45 insertions, 45 deletions
diff --git a/drivers/acpi/pci_bind.c b/drivers/acpi/pci_bind.c index 236765c6017b..c283c29662a7 100644 --- a/drivers/acpi/pci_bind.c +++ b/drivers/acpi/pci_bind.c | |||
@@ -109,6 +109,51 @@ acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id) | |||
109 | 109 | ||
110 | EXPORT_SYMBOL(acpi_get_pci_id); | 110 | EXPORT_SYMBOL(acpi_get_pci_id); |
111 | 111 | ||
112 | static int acpi_pci_unbind(struct acpi_device *device) | ||
113 | { | ||
114 | int result = 0; | ||
115 | acpi_status status; | ||
116 | struct acpi_pci_data *data; | ||
117 | struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; | ||
118 | |||
119 | |||
120 | if (!device || !device->parent) | ||
121 | return -EINVAL; | ||
122 | |||
123 | status = acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer); | ||
124 | if (ACPI_FAILURE(status)) | ||
125 | return -ENODEV; | ||
126 | |||
127 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unbinding PCI device [%s]...\n", | ||
128 | (char *) buffer.pointer)); | ||
129 | kfree(buffer.pointer); | ||
130 | |||
131 | status = | ||
132 | acpi_get_data(device->handle, acpi_pci_data_handler, | ||
133 | (void **)&data); | ||
134 | if (ACPI_FAILURE(status)) { | ||
135 | result = -ENODEV; | ||
136 | goto end; | ||
137 | } | ||
138 | |||
139 | status = acpi_detach_data(device->handle, acpi_pci_data_handler); | ||
140 | if (ACPI_FAILURE(status)) { | ||
141 | ACPI_EXCEPTION((AE_INFO, status, | ||
142 | "Unable to detach data from device %s", | ||
143 | acpi_device_bid(device))); | ||
144 | result = -ENODEV; | ||
145 | goto end; | ||
146 | } | ||
147 | if (data->dev->subordinate) { | ||
148 | acpi_pci_irq_del_prt(data->id.segment, data->bus->number); | ||
149 | } | ||
150 | pci_dev_put(data->dev); | ||
151 | kfree(data); | ||
152 | |||
153 | end: | ||
154 | return result; | ||
155 | } | ||
156 | |||
112 | static int acpi_pci_bind(struct acpi_device *device) | 157 | static int acpi_pci_bind(struct acpi_device *device) |
113 | { | 158 | { |
114 | int result = 0; | 159 | int result = 0; |
@@ -253,51 +298,6 @@ static int acpi_pci_bind(struct acpi_device *device) | |||
253 | return result; | 298 | return result; |
254 | } | 299 | } |
255 | 300 | ||
256 | static int acpi_pci_unbind(struct acpi_device *device) | ||
257 | { | ||
258 | int result = 0; | ||
259 | acpi_status status; | ||
260 | struct acpi_pci_data *data; | ||
261 | struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; | ||
262 | |||
263 | |||
264 | if (!device || !device->parent) | ||
265 | return -EINVAL; | ||
266 | |||
267 | status = acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer); | ||
268 | if (ACPI_FAILURE(status)) | ||
269 | return -ENODEV; | ||
270 | |||
271 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unbinding PCI device [%s]...\n", | ||
272 | (char *) buffer.pointer)); | ||
273 | kfree(buffer.pointer); | ||
274 | |||
275 | status = | ||
276 | acpi_get_data(device->handle, acpi_pci_data_handler, | ||
277 | (void **)&data); | ||
278 | if (ACPI_FAILURE(status)) { | ||
279 | result = -ENODEV; | ||
280 | goto end; | ||
281 | } | ||
282 | |||
283 | status = acpi_detach_data(device->handle, acpi_pci_data_handler); | ||
284 | if (ACPI_FAILURE(status)) { | ||
285 | ACPI_EXCEPTION((AE_INFO, status, | ||
286 | "Unable to detach data from device %s", | ||
287 | acpi_device_bid(device))); | ||
288 | result = -ENODEV; | ||
289 | goto end; | ||
290 | } | ||
291 | if (data->dev->subordinate) { | ||
292 | acpi_pci_irq_del_prt(data->id.segment, data->bus->number); | ||
293 | } | ||
294 | pci_dev_put(data->dev); | ||
295 | kfree(data); | ||
296 | |||
297 | end: | ||
298 | return result; | ||
299 | } | ||
300 | |||
301 | int | 301 | int |
302 | acpi_pci_bind_root(struct acpi_device *device, | 302 | acpi_pci_bind_root(struct acpi_device *device, |
303 | struct acpi_pci_id *id, struct pci_bus *bus) | 303 | struct acpi_pci_id *id, struct pci_bus *bus) |