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path: root/drivers/pnp/base.h
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Diffstat (limited to 'drivers/pnp/base.h')
-rw-r--r--drivers/pnp/base.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index 1667ac3ca45b..3126e4582008 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -19,6 +19,54 @@ void pnp_remove_card(struct pnp_card *card);
19int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev); 19int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev);
20void pnp_remove_card_device(struct pnp_dev *dev); 20void pnp_remove_card_device(struct pnp_dev *dev);
21 21
22struct pnp_port {
23 unsigned short min; /* min base number */
24 unsigned short max; /* max base number */
25 unsigned char align; /* align boundary */
26 unsigned char size; /* size of range */
27 unsigned char flags; /* port flags */
28 unsigned char pad; /* pad */
29 struct pnp_port *next; /* next port */
30};
31
32#define PNP_IRQ_NR 256
33struct pnp_irq {
34 DECLARE_BITMAP(map, PNP_IRQ_NR); /* bitmask for IRQ lines */
35 unsigned char flags; /* IRQ flags */
36 unsigned char pad; /* pad */
37 struct pnp_irq *next; /* next IRQ */
38};
39
40struct pnp_dma {
41 unsigned char map; /* bitmask for DMA channels */
42 unsigned char flags; /* DMA flags */
43 struct pnp_dma *next; /* next port */
44};
45
46struct pnp_mem {
47 unsigned int min; /* min base number */
48 unsigned int max; /* max base number */
49 unsigned int align; /* align boundary */
50 unsigned int size; /* size of range */
51 unsigned char flags; /* memory flags */
52 unsigned char pad; /* pad */
53 struct pnp_mem *next; /* next memory resource */
54};
55
56#define PNP_RES_PRIORITY_PREFERRED 0
57#define PNP_RES_PRIORITY_ACCEPTABLE 1
58#define PNP_RES_PRIORITY_FUNCTIONAL 2
59#define PNP_RES_PRIORITY_INVALID 65535
60
61struct pnp_option {
62 unsigned short priority; /* priority */
63 struct pnp_port *port; /* first port */
64 struct pnp_irq *irq; /* first IRQ */
65 struct pnp_dma *dma; /* first DMA */
66 struct pnp_mem *mem; /* first memory resource */
67 struct pnp_option *next; /* used to chain dependent resources */
68};
69
22struct pnp_option *pnp_build_option(int priority); 70struct pnp_option *pnp_build_option(int priority);
23struct pnp_option *pnp_register_independent_option(struct pnp_dev *dev); 71struct pnp_option *pnp_register_independent_option(struct pnp_dev *dev);
24struct pnp_option *pnp_register_dependent_option(struct pnp_dev *dev, 72struct pnp_option *pnp_register_dependent_option(struct pnp_dev *dev,