diff options
| -rw-r--r-- | drivers/pnp/resource.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c index c57cfe51d52a..1f4134eea7b7 100644 --- a/drivers/pnp/resource.c +++ b/drivers/pnp/resource.c | |||
| @@ -538,6 +538,44 @@ struct resource *pnp_get_resource(struct pnp_dev *dev, | |||
| 538 | } | 538 | } |
| 539 | EXPORT_SYMBOL(pnp_get_resource); | 539 | EXPORT_SYMBOL(pnp_get_resource); |
| 540 | 540 | ||
| 541 | static struct pnp_resource *pnp_new_resource(struct pnp_dev *dev, int type) | ||
| 542 | { | ||
| 543 | struct pnp_resource *pnp_res; | ||
| 544 | int i; | ||
| 545 | |||
| 546 | switch (type) { | ||
| 547 | case IORESOURCE_IO: | ||
| 548 | for (i = 0; i < PNP_MAX_PORT; i++) { | ||
| 549 | pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_IO, i); | ||
| 550 | if (pnp_res && !pnp_resource_valid(&pnp_res->res)) | ||
| 551 | return pnp_res; | ||
| 552 | } | ||
| 553 | break; | ||
| 554 | case IORESOURCE_MEM: | ||
| 555 | for (i = 0; i < PNP_MAX_MEM; i++) { | ||
| 556 | pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_MEM, i); | ||
| 557 | if (pnp_res && !pnp_resource_valid(&pnp_res->res)) | ||
| 558 | return pnp_res; | ||
| 559 | } | ||
| 560 | break; | ||
| 561 | case IORESOURCE_IRQ: | ||
| 562 | for (i = 0; i < PNP_MAX_IRQ; i++) { | ||
| 563 | pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_IRQ, i); | ||
| 564 | if (pnp_res && !pnp_resource_valid(&pnp_res->res)) | ||
| 565 | return pnp_res; | ||
| 566 | } | ||
| 567 | break; | ||
| 568 | case IORESOURCE_DMA: | ||
| 569 | for (i = 0; i < PNP_MAX_DMA; i++) { | ||
| 570 | pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_DMA, i); | ||
| 571 | if (pnp_res && !pnp_resource_valid(&pnp_res->res)) | ||
| 572 | return pnp_res; | ||
| 573 | } | ||
| 574 | break; | ||
| 575 | } | ||
| 576 | return NULL; | ||
| 577 | } | ||
| 578 | |||
| 541 | /* format is: pnp_reserve_irq=irq1[,irq2] .... */ | 579 | /* format is: pnp_reserve_irq=irq1[,irq2] .... */ |
| 542 | static int __init pnp_setup_reserve_irq(char *str) | 580 | static int __init pnp_setup_reserve_irq(char *str) |
| 543 | { | 581 | { |
