xref: /openbmc/linux/drivers/pnp/base.h (revision 62cfb298)
1 extern spinlock_t pnp_lock;
2 void *pnp_alloc(long size);
3 
4 int pnp_register_protocol(struct pnp_protocol *protocol);
5 void pnp_unregister_protocol(struct pnp_protocol *protocol);
6 
7 #define PNP_EISA_ID_MASK 0x7fffffff
8 void pnp_eisa_id_to_string(u32 id, char *str);
9 struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *, int id, char *pnpid);
10 struct pnp_card *pnp_alloc_card(struct pnp_protocol *, int id, char *pnpid);
11 
12 int pnp_add_device(struct pnp_dev *dev);
13 struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id);
14 int pnp_interface_attach_device(struct pnp_dev *dev);
15 
16 int pnp_add_card(struct pnp_card *card);
17 struct pnp_id *pnp_add_card_id(struct pnp_card *card, char *id);
18 void pnp_remove_card(struct pnp_card *card);
19 int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev);
20 void pnp_remove_card_device(struct pnp_dev *dev);
21 
22 struct pnp_option *pnp_register_independent_option(struct pnp_dev *dev);
23 struct pnp_option *pnp_register_dependent_option(struct pnp_dev *dev,
24 						 int priority);
25 int pnp_register_irq_resource(struct pnp_dev *dev, struct pnp_option *option,
26 			      struct pnp_irq *data);
27 int pnp_register_dma_resource(struct pnp_dev *dev, struct pnp_option *option,
28 			      struct pnp_dma *data);
29 int pnp_register_port_resource(struct pnp_dev *dev, struct pnp_option *option,
30 			       struct pnp_port *data);
31 int pnp_register_mem_resource(struct pnp_dev *dev, struct pnp_option *option,
32 			      struct pnp_mem *data);
33 void pnp_init_resources(struct pnp_dev *dev);
34 
35 void pnp_fixup_device(struct pnp_dev *dev);
36 void pnp_free_option(struct pnp_option *option);
37 int __pnp_add_device(struct pnp_dev *dev);
38 void __pnp_remove_device(struct pnp_dev *dev);
39 
40 int pnp_check_port(struct pnp_dev *dev, struct resource *res);
41 int pnp_check_mem(struct pnp_dev *dev, struct resource *res);
42 int pnp_check_irq(struct pnp_dev *dev, struct resource *res);
43 int pnp_check_dma(struct pnp_dev *dev, struct resource *res);
44 
45 void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);
46 
47 void pnp_init_resource(struct resource *res);
48 
49 struct pnp_resource *pnp_get_pnp_resource(struct pnp_dev *dev,
50 					  unsigned int type, unsigned int num);
51 
52 #define PNP_MAX_PORT		40
53 #define PNP_MAX_MEM		24
54 #define PNP_MAX_IRQ		 2
55 #define PNP_MAX_DMA		 2
56 
57 struct pnp_resource {
58 	struct resource res;
59 	unsigned int index;		/* ISAPNP config register index */
60 };
61 
62 struct pnp_resource_table {
63 	struct pnp_resource port[PNP_MAX_PORT];
64 	struct pnp_resource mem[PNP_MAX_MEM];
65 	struct pnp_resource dma[PNP_MAX_DMA];
66 	struct pnp_resource irq[PNP_MAX_IRQ];
67 };
68 
69 struct pnp_resource *pnp_add_irq_resource(struct pnp_dev *dev, int irq,
70 					  int flags);
71 struct pnp_resource *pnp_add_dma_resource(struct pnp_dev *dev, int dma,
72 					  int flags);
73 struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
74 					 resource_size_t start,
75 					 resource_size_t end, int flags);
76 struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
77 					  resource_size_t start,
78 					  resource_size_t end, int flags);
79