diff options
Diffstat (limited to 'drivers/rapidio/rio.h')
-rw-r--r-- | drivers/rapidio/rio.h | 56 |
1 files changed, 15 insertions, 41 deletions
diff --git a/drivers/rapidio/rio.h b/drivers/rapidio/rio.h index 2f628ce1a1c1..f27b7a9c47d2 100644 --- a/drivers/rapidio/rio.h +++ b/drivers/rapidio/rio.h | |||
@@ -39,55 +39,29 @@ extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock); | |||
39 | extern struct device_attribute rio_dev_attrs[]; | 39 | extern struct device_attribute rio_dev_attrs[]; |
40 | extern spinlock_t rio_global_list_lock; | 40 | extern spinlock_t rio_global_list_lock; |
41 | 41 | ||
42 | extern struct rio_route_ops __start_rio_route_ops[]; | 42 | extern struct rio_switch_ops __start_rio_switch_ops[]; |
43 | extern struct rio_route_ops __end_rio_route_ops[]; | 43 | extern struct rio_switch_ops __end_rio_switch_ops[]; |
44 | 44 | ||
45 | /* Helpers internal to the RIO core code */ | 45 | /* Helpers internal to the RIO core code */ |
46 | #define DECLARE_RIO_ROUTE_SECTION(section, name, vid, did, add_hook, get_hook, clr_hook) \ | 46 | #define DECLARE_RIO_SWITCH_SECTION(section, name, vid, did, init_hook) \ |
47 | static const struct rio_route_ops __rio_route_##name __used \ | 47 | static const struct rio_switch_ops __rio_switch_##name __used \ |
48 | __section(section) = { vid, did, add_hook, get_hook, clr_hook }; | 48 | __section(section) = { vid, did, init_hook }; |
49 | 49 | ||
50 | /** | 50 | /** |
51 | * DECLARE_RIO_ROUTE_OPS - Registers switch routing operations | 51 | * DECLARE_RIO_SWITCH_INIT - Registers switch initialization routine |
52 | * @vid: RIO vendor ID | 52 | * @vid: RIO vendor ID |
53 | * @did: RIO device ID | 53 | * @did: RIO device ID |
54 | * @add_hook: Callback that adds a route entry | 54 | * @init_hook: Callback that performs switch-specific initialization |
55 | * @get_hook: Callback that gets a route entry | ||
56 | * | 55 | * |
57 | * Manipulating switch route tables in RIO is switch specific. This | 56 | * Manipulating switch route tables and error management in RIO |
58 | * registers a switch by vendor and device ID with two callbacks for | 57 | * is switch specific. This registers a switch by vendor and device ID with |
59 | * modifying and retrieving route entries in a switch. A &struct | 58 | * initialization callback for setting up switch operations and (if required) |
60 | * rio_route_ops is initialized with the ops and placed into a | 59 | * hardware initialization. A &struct rio_switch_ops is initialized with |
61 | * RIO-specific kernel section. | 60 | * pointer to the init routine and placed into a RIO-specific kernel section. |
62 | */ | 61 | */ |
63 | #define DECLARE_RIO_ROUTE_OPS(vid, did, add_hook, get_hook, clr_hook) \ | 62 | #define DECLARE_RIO_SWITCH_INIT(vid, did, init_hook) \ |
64 | DECLARE_RIO_ROUTE_SECTION(.rio_route_ops, vid##did, \ | 63 | DECLARE_RIO_SWITCH_SECTION(.rio_switch_ops, vid##did, \ |
65 | vid, did, add_hook, get_hook, clr_hook) | 64 | vid, did, init_hook) |
66 | 65 | ||
67 | #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) | 66 | #define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16)) |
68 | #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) | 67 | #define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16)) |
69 | |||
70 | /* | ||
71 | * RapidIO Error Management | ||
72 | */ | ||
73 | extern struct rio_em_ops __start_rio_em_ops[]; | ||
74 | extern struct rio_em_ops __end_rio_em_ops[]; | ||
75 | |||
76 | /* Helpers internal to the RIO core code */ | ||
77 | #define DECLARE_RIO_EM_SECTION(section, name, vid, did, init_hook, em_hook) \ | ||
78 | static const struct rio_em_ops __rio_em_##name __used \ | ||
79 | __section(section) = { vid, did, init_hook, em_hook }; | ||
80 | |||
81 | /** | ||
82 | * DECLARE_RIO_EM_OPS - Registers switch EM operations | ||
83 | * @vid: RIO vendor ID | ||
84 | * @did: RIO device ID | ||
85 | * @init_hook: Callback that initializes device specific EM | ||
86 | * @em_hook: Callback that handles device specific EM | ||
87 | * | ||
88 | * A &struct rio_em_ops is initialized with the ops and placed into a | ||
89 | * RIO-specific kernel section. | ||
90 | */ | ||
91 | #define DECLARE_RIO_EM_OPS(vid, did, init_hook, em_hook) \ | ||
92 | DECLARE_RIO_EM_SECTION(.rio_em_ops, vid##did, \ | ||
93 | vid, did, init_hook, em_hook) | ||