[patch 04/28] PNP: add pnp_resource_type_name() helper function

[Bjorn Helgaas]

This patch adds a "pnp_resource_type_name(struct resource *)" that
returns the string resource type.  This will be used by the sysfs
"show resources" function and the debug resource dump function.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@xxxxxx>

Index: work10/drivers/pnp/base.h
===================================================================
--- work10.orig/drivers/pnp/base.h	2008-05-15 15:23:27.000000000 -0600
+++ work10/drivers/pnp/base.h	2008-05-15 15:23:29.000000000 -0600
@@ -43,6 +43,7 @@ int pnp_check_mem(struct pnp_dev *dev, s
 int pnp_check_irq(struct pnp_dev *dev, struct resource *res);
 int pnp_check_dma(struct pnp_dev *dev, struct resource *res);
 
+char *pnp_resource_type_name(struct resource *res);
 void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);
 
 void pnp_init_resource(struct resource *res);
Index: work10/drivers/pnp/support.c
===================================================================
--- work10.orig/drivers/pnp/support.c	2008-05-15 15:23:23.000000000 -0600
+++ work10/drivers/pnp/support.c	2008-05-15 15:23:29.000000000 -0600
@@ -52,6 +52,21 @@ void pnp_eisa_id_to_string(u32 id, char 
 	str[7] = '\0';
 }
 
+char *pnp_resource_type_name(struct resource *res)
+{
+	switch (pnp_resource_type(res)) {
+	case IORESOURCE_IO:
+		return "io";
+	case IORESOURCE_MEM:
+		return "mem";
+	case IORESOURCE_IRQ:
+		return "irq";
+	case IORESOURCE_DMA:
+		return "dma";
+	}
+	return NULL;
+}
+
 void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
 {
 #ifdef DEBUG

-- 
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