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path: root/drivers/pnp/resource.c
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Diffstat (limited to 'drivers/pnp/resource.c')
-rw-r--r--drivers/pnp/resource.c27
1 files changed, 26 insertions, 1 deletions
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index 64d0596bafb5..5b277dbaacde 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -470,7 +470,8 @@ int pnp_check_dma(struct pnp_dev *dev, struct resource *res)
470unsigned long pnp_resource_type(struct resource *res) 470unsigned long pnp_resource_type(struct resource *res)
471{ 471{
472 return res->flags & (IORESOURCE_IO | IORESOURCE_MEM | 472 return res->flags & (IORESOURCE_IO | IORESOURCE_MEM |
473 IORESOURCE_IRQ | IORESOURCE_DMA); 473 IORESOURCE_IRQ | IORESOURCE_DMA |
474 IORESOURCE_BUS);
474} 475}
475 476
476struct resource *pnp_get_resource(struct pnp_dev *dev, 477struct resource *pnp_get_resource(struct pnp_dev *dev,
@@ -590,6 +591,30 @@ struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
590 return pnp_res; 591 return pnp_res;
591} 592}
592 593
594struct pnp_resource *pnp_add_bus_resource(struct pnp_dev *dev,
595 resource_size_t start,
596 resource_size_t end)
597{
598 struct pnp_resource *pnp_res;
599 struct resource *res;
600
601 pnp_res = pnp_new_resource(dev);
602 if (!pnp_res) {
603 dev_err(&dev->dev, "can't add resource for BUS %#llx-%#llx\n",
604 (unsigned long long) start,
605 (unsigned long long) end);
606 return NULL;
607 }
608
609 res = &pnp_res->res;
610 res->flags = IORESOURCE_BUS;
611 res->start = start;
612 res->end = end;
613
614 pnp_dbg(&dev->dev, " add %pr\n", res);
615 return pnp_res;
616}
617
593/* 618/*
594 * Determine whether the specified resource is a possible configuration 619 * Determine whether the specified resource is a possible configuration
595 * for this device. 620 * for this device.