+ switch (type) {
+ case IORESOURCE_IO:
+ for (i = 0; i < PNP_MAX_PORT; i++) {
+ pnp_res = &dev->res->port[i];
+ res = &pnp_res->res;
+ if (res->flags & IORESOURCE_UNSET)
+ return pnp_res;
+ }
+ break;
+ case IORESOURCE_MEM:
+ for (i = 0; i < PNP_MAX_MEM; i++) {
+ pnp_res = &dev->res->mem[i];
+ res = &pnp_res->res;
+ if (res->flags & IORESOURCE_UNSET)
+ return pnp_res;
+ }
+ break;
+ case IORESOURCE_IRQ:
+ for (i = 0; i < PNP_MAX_IRQ; i++) {
+ pnp_res = &dev->res->irq[i];
+ res = &pnp_res->res;
+ if (res->flags & IORESOURCE_UNSET)
+ return pnp_res;
+ }
+ break;
+ case IORESOURCE_DMA:
+ for (i = 0; i < PNP_MAX_DMA; i++) {
+ pnp_res = &dev->res->dma[i];
+ res = &pnp_res->res;
+ if (res->flags & IORESOURCE_UNSET)
+ return pnp_res;
+ }
+ break;
+ }
+ return NULL;
+}
+