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path: root/drivers/acpi/pci_bind.c
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Diffstat (limited to 'drivers/acpi/pci_bind.c')
-rw-r--r--drivers/acpi/pci_bind.c37
1 files changed, 16 insertions, 21 deletions
diff --git a/drivers/acpi/pci_bind.c b/drivers/acpi/pci_bind.c
index 3e7d0191c75c..1e2ae6e7a7e4 100644
--- a/drivers/acpi/pci_bind.c
+++ b/drivers/acpi/pci_bind.c
@@ -47,11 +47,10 @@ struct acpi_pci_data {
47static void acpi_pci_data_handler(acpi_handle handle, u32 function, 47static void acpi_pci_data_handler(acpi_handle handle, u32 function,
48 void *context) 48 void *context)
49{ 49{
50 ACPI_FUNCTION_TRACE("acpi_pci_data_handler");
51 50
52 /* TBD: Anything we need to do here? */ 51 /* TBD: Anything we need to do here? */
53 52
54 return_VOID; 53 return;
55} 54}
56 55
57/** 56/**
@@ -68,17 +67,16 @@ acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id)
68 struct acpi_device *device = NULL; 67 struct acpi_device *device = NULL;
69 struct acpi_pci_data *data = NULL; 68 struct acpi_pci_data *data = NULL;
70 69
71 ACPI_FUNCTION_TRACE("acpi_get_pci_id");
72 70
73 if (!id) 71 if (!id)
74 return_ACPI_STATUS(AE_BAD_PARAMETER); 72 return AE_BAD_PARAMETER;
75 73
76 result = acpi_bus_get_device(handle, &device); 74 result = acpi_bus_get_device(handle, &device);
77 if (result) { 75 if (result) {
78 printk(KERN_ERR PREFIX 76 printk(KERN_ERR PREFIX
79 "Invalid ACPI Bus context for device %s\n", 77 "Invalid ACPI Bus context for device %s\n",
80 acpi_device_bid(device)); 78 acpi_device_bid(device));
81 return_ACPI_STATUS(AE_NOT_EXIST); 79 return AE_NOT_EXIST;
82 } 80 }
83 81
84 status = acpi_get_data(handle, acpi_pci_data_handler, (void **)&data); 82 status = acpi_get_data(handle, acpi_pci_data_handler, (void **)&data);
@@ -86,7 +84,7 @@ acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id)
86 ACPI_EXCEPTION((AE_INFO, status, 84 ACPI_EXCEPTION((AE_INFO, status,
87 "Invalid ACPI-PCI context for device %s", 85 "Invalid ACPI-PCI context for device %s",
88 acpi_device_bid(device))); 86 acpi_device_bid(device)));
89 return_ACPI_STATUS(status); 87 return status;
90 } 88 }
91 89
92 *id = data->id; 90 *id = data->id;
@@ -103,7 +101,7 @@ acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id)
103 acpi_device_bid(device), id->segment, id->bus, 101 acpi_device_bid(device), id->segment, id->bus,
104 id->device, id->function)); 102 id->device, id->function));
105 103
106 return_ACPI_STATUS(AE_OK); 104 return AE_OK;
107} 105}
108 106
109EXPORT_SYMBOL(acpi_get_pci_id); 107EXPORT_SYMBOL(acpi_get_pci_id);
@@ -120,14 +118,13 @@ int acpi_pci_bind(struct acpi_device *device)
120 struct pci_dev *dev; 118 struct pci_dev *dev;
121 struct pci_bus *bus; 119 struct pci_bus *bus;
122 120
123 ACPI_FUNCTION_TRACE("acpi_pci_bind");
124 121
125 if (!device || !device->parent) 122 if (!device || !device->parent)
126 return_VALUE(-EINVAL); 123 return -EINVAL;
127 124
128 pathname = kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); 125 pathname = kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
129 if (!pathname) 126 if (!pathname)
130 return_VALUE(-ENOMEM); 127 return -ENOMEM;
131 memset(pathname, 0, ACPI_PATHNAME_MAX); 128 memset(pathname, 0, ACPI_PATHNAME_MAX);
132 buffer.length = ACPI_PATHNAME_MAX; 129 buffer.length = ACPI_PATHNAME_MAX;
133 buffer.pointer = pathname; 130 buffer.pointer = pathname;
@@ -135,7 +132,7 @@ int acpi_pci_bind(struct acpi_device *device)
135 data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL); 132 data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
136 if (!data) { 133 if (!data) {
137 kfree(pathname); 134 kfree(pathname);
138 return_VALUE(-ENOMEM); 135 return -ENOMEM;
139 } 136 }
140 memset(data, 0, sizeof(struct acpi_pci_data)); 137 memset(data, 0, sizeof(struct acpi_pci_data));
141 138
@@ -269,7 +266,7 @@ int acpi_pci_bind(struct acpi_device *device)
269 if (result) 266 if (result)
270 kfree(data); 267 kfree(data);
271 268
272 return_VALUE(result); 269 return result;
273} 270}
274 271
275int acpi_pci_unbind(struct acpi_device *device) 272int acpi_pci_unbind(struct acpi_device *device)
@@ -280,14 +277,13 @@ int acpi_pci_unbind(struct acpi_device *device)
280 char *pathname = NULL; 277 char *pathname = NULL;
281 struct acpi_buffer buffer = { 0, NULL }; 278 struct acpi_buffer buffer = { 0, NULL };
282 279
283 ACPI_FUNCTION_TRACE("acpi_pci_unbind");
284 280
285 if (!device || !device->parent) 281 if (!device || !device->parent)
286 return_VALUE(-EINVAL); 282 return -EINVAL;
287 283
288 pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); 284 pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
289 if (!pathname) 285 if (!pathname)
290 return_VALUE(-ENOMEM); 286 return -ENOMEM;
291 memset(pathname, 0, ACPI_PATHNAME_MAX); 287 memset(pathname, 0, ACPI_PATHNAME_MAX);
292 288
293 buffer.length = ACPI_PATHNAME_MAX; 289 buffer.length = ACPI_PATHNAME_MAX;
@@ -322,7 +318,7 @@ int acpi_pci_unbind(struct acpi_device *device)
322 kfree(data); 318 kfree(data);
323 319
324 end: 320 end:
325 return_VALUE(result); 321 return result;
326} 322}
327 323
328int 324int
@@ -335,11 +331,10 @@ acpi_pci_bind_root(struct acpi_device *device,
335 char *pathname = NULL; 331 char *pathname = NULL;
336 struct acpi_buffer buffer = { 0, NULL }; 332 struct acpi_buffer buffer = { 0, NULL };
337 333
338 ACPI_FUNCTION_TRACE("acpi_pci_bind_root");
339 334
340 pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); 335 pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
341 if (!pathname) 336 if (!pathname)
342 return_VALUE(-ENOMEM); 337 return -ENOMEM;
343 memset(pathname, 0, ACPI_PATHNAME_MAX); 338 memset(pathname, 0, ACPI_PATHNAME_MAX);
344 339
345 buffer.length = ACPI_PATHNAME_MAX; 340 buffer.length = ACPI_PATHNAME_MAX;
@@ -347,13 +342,13 @@ acpi_pci_bind_root(struct acpi_device *device,
347 342
348 if (!device || !id || !bus) { 343 if (!device || !id || !bus) {
349 kfree(pathname); 344 kfree(pathname);
350 return_VALUE(-EINVAL); 345 return -EINVAL;
351 } 346 }
352 347
353 data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL); 348 data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
354 if (!data) { 349 if (!data) {
355 kfree(pathname); 350 kfree(pathname);
356 return_VALUE(-ENOMEM); 351 return -ENOMEM;
357 } 352 }
358 memset(data, 0, sizeof(struct acpi_pci_data)); 353 memset(data, 0, sizeof(struct acpi_pci_data));
359 354
@@ -381,5 +376,5 @@ acpi_pci_bind_root(struct acpi_device *device,
381 if (result != 0) 376 if (result != 0)
382 kfree(data); 377 kfree(data);
383 378
384 return_VALUE(result); 379 return result;
385} 380}