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path: root/drivers/pnp/resource.c
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-rw-r--r--drivers/pnp/resource.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index 64d0596..2e54e6a 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -8,6 +8,7 @@
*/
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
@@ -470,7 +471,8 @@ int pnp_check_dma(struct pnp_dev *dev, struct resource *res)
unsigned long pnp_resource_type(struct resource *res)
{
return res->flags & (IORESOURCE_IO | IORESOURCE_MEM |
- IORESOURCE_IRQ | IORESOURCE_DMA);
+ IORESOURCE_IRQ | IORESOURCE_DMA |
+ IORESOURCE_BUS);
}
struct resource *pnp_get_resource(struct pnp_dev *dev,
@@ -590,6 +592,30 @@ struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
return pnp_res;
}
+struct pnp_resource *pnp_add_bus_resource(struct pnp_dev *dev,
+ resource_size_t start,
+ resource_size_t end)
+{
+ struct pnp_resource *pnp_res;
+ struct resource *res;
+
+ pnp_res = pnp_new_resource(dev);
+ if (!pnp_res) {
+ dev_err(&dev->dev, "can't add resource for BUS %#llx-%#llx\n",
+ (unsigned long long) start,
+ (unsigned long long) end);
+ return NULL;
+ }
+
+ res = &pnp_res->res;
+ res->flags = IORESOURCE_BUS;
+ res->start = start;
+ res->end = end;
+
+ pnp_dbg(&dev->dev, " add %pr\n", res);
+ return pnp_res;
+}
+
/*
* Determine whether the specified resource is a possible configuration
* for this device.
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