diff options
Diffstat (limited to 'drivers/acpi/pci_irq.c')
-rw-r--r-- | drivers/acpi/pci_irq.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index e567c03b238e..65aee79b3971 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c | |||
@@ -258,7 +258,7 @@ typedef int (*irq_lookup_func) (struct acpi_prt_entry *, int *, int *, char **); | |||
258 | 258 | ||
259 | static int | 259 | static int |
260 | acpi_pci_allocate_irq(struct acpi_prt_entry *entry, | 260 | acpi_pci_allocate_irq(struct acpi_prt_entry *entry, |
261 | int *edge_level, int *active_high_low, char **link) | 261 | int *triggering, int *polarity, char **link) |
262 | { | 262 | { |
263 | int irq; | 263 | int irq; |
264 | 264 | ||
@@ -266,8 +266,8 @@ acpi_pci_allocate_irq(struct acpi_prt_entry *entry, | |||
266 | 266 | ||
267 | if (entry->link.handle) { | 267 | if (entry->link.handle) { |
268 | irq = acpi_pci_link_allocate_irq(entry->link.handle, | 268 | irq = acpi_pci_link_allocate_irq(entry->link.handle, |
269 | entry->link.index, edge_level, | 269 | entry->link.index, triggering, |
270 | active_high_low, link); | 270 | polarity, link); |
271 | if (irq < 0) { | 271 | if (irq < 0) { |
272 | ACPI_DEBUG_PRINT((ACPI_DB_WARN, | 272 | ACPI_DEBUG_PRINT((ACPI_DB_WARN, |
273 | "Invalid IRQ link routing entry\n")); | 273 | "Invalid IRQ link routing entry\n")); |
@@ -275,8 +275,8 @@ acpi_pci_allocate_irq(struct acpi_prt_entry *entry, | |||
275 | } | 275 | } |
276 | } else { | 276 | } else { |
277 | irq = entry->link.index; | 277 | irq = entry->link.index; |
278 | *edge_level = ACPI_LEVEL_SENSITIVE; | 278 | *triggering = ACPI_LEVEL_SENSITIVE; |
279 | *active_high_low = ACPI_ACTIVE_LOW; | 279 | *polarity = ACPI_ACTIVE_LOW; |
280 | } | 280 | } |
281 | 281 | ||
282 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found IRQ %d\n", irq)); | 282 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found IRQ %d\n", irq)); |
@@ -285,7 +285,7 @@ acpi_pci_allocate_irq(struct acpi_prt_entry *entry, | |||
285 | 285 | ||
286 | static int | 286 | static int |
287 | acpi_pci_free_irq(struct acpi_prt_entry *entry, | 287 | acpi_pci_free_irq(struct acpi_prt_entry *entry, |
288 | int *edge_level, int *active_high_low, char **link) | 288 | int *triggering, int *polarity, char **link) |
289 | { | 289 | { |
290 | int irq; | 290 | int irq; |
291 | 291 | ||
@@ -307,8 +307,8 @@ static int | |||
307 | acpi_pci_irq_lookup(struct pci_bus *bus, | 307 | acpi_pci_irq_lookup(struct pci_bus *bus, |
308 | int device, | 308 | int device, |
309 | int pin, | 309 | int pin, |
310 | int *edge_level, | 310 | int *triggering, |
311 | int *active_high_low, char **link, irq_lookup_func func) | 311 | int *polarity, char **link, irq_lookup_func func) |
312 | { | 312 | { |
313 | struct acpi_prt_entry *entry = NULL; | 313 | struct acpi_prt_entry *entry = NULL; |
314 | int segment = pci_domain_nr(bus); | 314 | int segment = pci_domain_nr(bus); |
@@ -327,7 +327,7 @@ acpi_pci_irq_lookup(struct pci_bus *bus, | |||
327 | return_VALUE(-1); | 327 | return_VALUE(-1); |
328 | } | 328 | } |
329 | 329 | ||
330 | ret = func(entry, edge_level, active_high_low, link); | 330 | ret = func(entry, triggering, polarity, link); |
331 | return_VALUE(ret); | 331 | return_VALUE(ret); |
332 | } | 332 | } |
333 | 333 | ||
@@ -339,8 +339,8 @@ acpi_pci_irq_lookup(struct pci_bus *bus, | |||
339 | static int | 339 | static int |
340 | acpi_pci_irq_derive(struct pci_dev *dev, | 340 | acpi_pci_irq_derive(struct pci_dev *dev, |
341 | int pin, | 341 | int pin, |
342 | int *edge_level, | 342 | int *triggering, |
343 | int *active_high_low, char **link, irq_lookup_func func) | 343 | int *polarity, char **link, irq_lookup_func func) |
344 | { | 344 | { |
345 | struct pci_dev *bridge = dev; | 345 | struct pci_dev *bridge = dev; |
346 | int irq = -1; | 346 | int irq = -1; |
@@ -374,7 +374,7 @@ acpi_pci_irq_derive(struct pci_dev *dev, | |||
374 | } | 374 | } |
375 | 375 | ||
376 | irq = acpi_pci_irq_lookup(bridge->bus, PCI_SLOT(bridge->devfn), | 376 | irq = acpi_pci_irq_lookup(bridge->bus, PCI_SLOT(bridge->devfn), |
377 | pin, edge_level, active_high_low, | 377 | pin, triggering, polarity, |
378 | link, func); | 378 | link, func); |
379 | } | 379 | } |
380 | 380 | ||
@@ -401,8 +401,8 @@ int acpi_pci_irq_enable(struct pci_dev *dev) | |||
401 | { | 401 | { |
402 | int irq = 0; | 402 | int irq = 0; |
403 | u8 pin = 0; | 403 | u8 pin = 0; |
404 | int edge_level = ACPI_LEVEL_SENSITIVE; | 404 | int triggering = ACPI_LEVEL_SENSITIVE; |
405 | int active_high_low = ACPI_ACTIVE_LOW; | 405 | int polarity = ACPI_ACTIVE_LOW; |
406 | char *link = NULL; | 406 | char *link = NULL; |
407 | int rc; | 407 | int rc; |
408 | 408 | ||
@@ -431,7 +431,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev) | |||
431 | * values override any BIOS-assigned IRQs set during boot. | 431 | * values override any BIOS-assigned IRQs set during boot. |
432 | */ | 432 | */ |
433 | irq = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, | 433 | irq = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, |
434 | &edge_level, &active_high_low, &link, | 434 | &triggering, &polarity, &link, |
435 | acpi_pci_allocate_irq); | 435 | acpi_pci_allocate_irq); |
436 | 436 | ||
437 | /* | 437 | /* |
@@ -439,8 +439,8 @@ int acpi_pci_irq_enable(struct pci_dev *dev) | |||
439 | * device's parent bridge. | 439 | * device's parent bridge. |
440 | */ | 440 | */ |
441 | if (irq < 0) | 441 | if (irq < 0) |
442 | irq = acpi_pci_irq_derive(dev, pin, &edge_level, | 442 | irq = acpi_pci_irq_derive(dev, pin, &triggering, |
443 | &active_high_low, &link, | 443 | &polarity, &link, |
444 | acpi_pci_allocate_irq); | 444 | acpi_pci_allocate_irq); |
445 | 445 | ||
446 | /* | 446 | /* |
@@ -462,7 +462,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev) | |||
462 | } | 462 | } |
463 | } | 463 | } |
464 | 464 | ||
465 | rc = acpi_register_gsi(irq, edge_level, active_high_low); | 465 | rc = acpi_register_gsi(irq, triggering, polarity); |
466 | if (rc < 0) { | 466 | if (rc < 0) { |
467 | printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: failed " | 467 | printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: failed " |
468 | "to register GSI\n", pci_name(dev), ('A' + pin)); | 468 | "to register GSI\n", pci_name(dev), ('A' + pin)); |
@@ -477,8 +477,8 @@ int acpi_pci_irq_enable(struct pci_dev *dev) | |||
477 | printk("Link [%s] -> ", link); | 477 | printk("Link [%s] -> ", link); |
478 | 478 | ||
479 | printk("GSI %u (%s, %s) -> IRQ %d\n", irq, | 479 | printk("GSI %u (%s, %s) -> IRQ %d\n", irq, |
480 | (edge_level == ACPI_LEVEL_SENSITIVE) ? "level" : "edge", | 480 | (triggering == ACPI_LEVEL_SENSITIVE) ? "level" : "edge", |
481 | (active_high_low == ACPI_ACTIVE_LOW) ? "low" : "high", dev->irq); | 481 | (polarity == ACPI_ACTIVE_LOW) ? "low" : "high", dev->irq); |
482 | 482 | ||
483 | return_VALUE(0); | 483 | return_VALUE(0); |
484 | } | 484 | } |
@@ -494,8 +494,8 @@ void acpi_pci_irq_disable(struct pci_dev *dev) | |||
494 | { | 494 | { |
495 | int gsi = 0; | 495 | int gsi = 0; |
496 | u8 pin = 0; | 496 | u8 pin = 0; |
497 | int edge_level = ACPI_LEVEL_SENSITIVE; | 497 | int triggering = ACPI_LEVEL_SENSITIVE; |
498 | int active_high_low = ACPI_ACTIVE_LOW; | 498 | int polarity = ACPI_ACTIVE_LOW; |
499 | 499 | ||
500 | ACPI_FUNCTION_TRACE("acpi_pci_irq_disable"); | 500 | ACPI_FUNCTION_TRACE("acpi_pci_irq_disable"); |
501 | 501 | ||
@@ -511,7 +511,7 @@ void acpi_pci_irq_disable(struct pci_dev *dev) | |||
511 | * First we check the PCI IRQ routing table (PRT) for an IRQ. | 511 | * First we check the PCI IRQ routing table (PRT) for an IRQ. |
512 | */ | 512 | */ |
513 | gsi = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, | 513 | gsi = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, |
514 | &edge_level, &active_high_low, NULL, | 514 | &triggering, &polarity, NULL, |
515 | acpi_pci_free_irq); | 515 | acpi_pci_free_irq); |
516 | /* | 516 | /* |
517 | * If no PRT entry was found, we'll try to derive an IRQ from the | 517 | * If no PRT entry was found, we'll try to derive an IRQ from the |
@@ -519,7 +519,7 @@ void acpi_pci_irq_disable(struct pci_dev *dev) | |||
519 | */ | 519 | */ |
520 | if (gsi < 0) | 520 | if (gsi < 0) |
521 | gsi = acpi_pci_irq_derive(dev, pin, | 521 | gsi = acpi_pci_irq_derive(dev, pin, |
522 | &edge_level, &active_high_low, NULL, | 522 | &triggering, &polarity, NULL, |
523 | acpi_pci_free_irq); | 523 | acpi_pci_free_irq); |
524 | if (gsi < 0) | 524 | if (gsi < 0) |
525 | return_VOID; | 525 | return_VOID; |