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PNP: add pnp_resource_type_name() helper function

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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@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
This commit is contained in:
Bjorn Helgaas
2008-06-27 16:56:55 -06:00
committed by Andi Kleen
parent 940e98dbc6
commit 9fdee4e02e
2 changed files with 16 additions and 0 deletions
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1
drivers/pnp/base.h
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@@ -43,6 +43,7 @@ int pnp_check_mem(struct pnp_dev *dev, struct resource *res);
int pnp_check_irq(struct pnp_dev *dev, struct resource *res); int pnp_check_irq(struct pnp_dev *dev, struct resource *res);
int pnp_check_dma(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 dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);
void pnp_init_resource(struct resource *res); void pnp_init_resource(struct resource *res);

15
drivers/pnp/support.c
View File

@@ -52,6 +52,21 @@ void pnp_eisa_id_to_string(u32 id, char *str)
str[7] = '\0'; 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) void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
{ {
#ifdef DEBUG #ifdef DEBUG