linux/drivers/pnp/base.h
Bjorn Helgaas dc16f5f2ed PNP: make generic pnp_add_dma_resource()
Add a pnp_add_dma_resource() that can be used by all the PNP
backends.  This consolidates a little more pnp_resource_table
knowledge into one place.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
2008-04-29 03:22:28 -04:00

48 lines
1.7 KiB
C

extern spinlock_t pnp_lock;
void *pnp_alloc(long size);
#define PNP_EISA_ID_MASK 0x7fffffff
void pnp_eisa_id_to_string(u32 id, char *str);
struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *, int id, char *pnpid);
struct pnp_card *pnp_alloc_card(struct pnp_protocol *, int id, char *pnpid);
struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id);
struct pnp_id *pnp_add_card_id(struct pnp_card *card, char *id);
int pnp_interface_attach_device(struct pnp_dev *dev);
void pnp_fixup_device(struct pnp_dev *dev);
void pnp_free_option(struct pnp_option *option);
int __pnp_add_device(struct pnp_dev *dev);
void __pnp_remove_device(struct pnp_dev *dev);
int pnp_check_port(struct pnp_dev *dev, struct resource *res);
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_dma(struct pnp_dev *dev, struct resource *res);
void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);
void pnp_init_resource(struct resource *res);
struct pnp_resource *pnp_get_pnp_resource(struct pnp_dev *dev,
unsigned int type, unsigned int num);
#define PNP_MAX_PORT 40
#define PNP_MAX_MEM 24
#define PNP_MAX_IRQ 2
#define PNP_MAX_DMA 2
struct pnp_resource {
struct resource res;
unsigned int index; /* ISAPNP config register index */
};
struct pnp_resource_table {
struct pnp_resource port[PNP_MAX_PORT];
struct pnp_resource mem[PNP_MAX_MEM];
struct pnp_resource dma[PNP_MAX_DMA];
struct pnp_resource irq[PNP_MAX_IRQ];
};
struct pnp_resource *pnp_add_irq_resource(struct pnp_dev *dev, int irq,
int flags);
struct pnp_resource *pnp_add_dma_resource(struct pnp_dev *dev, int dma,
int flags);