projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | |
| 2 | #ifndef _IEEE1394_TYPES_H | |
| 3 | #define _IEEE1394_TYPES_H | |
| 4 | ||
| 5 | #include <linux/kernel.h> | |
| 6 | #include <linux/types.h> | |
| 7 | #include <linux/list.h> | |
| 8 | #include <linux/init.h> | |
| 9 | #include <linux/spinlock.h> | |
| 10 | #include <linux/string.h> | |
| 11 | ||
| 12 | #include <asm/semaphore.h> | |
| 13 | #include <asm/byteorder.h> | |
| 14 | ||
| 15 | ||
| 16 | /* Transaction Label handling */ | |
| 17 | struct hpsb_tlabel_pool { | |
| 18 | DECLARE_BITMAP(pool, 64); | |
| 19 | spinlock_t lock; | |
| 20 | u8 next; | |
| 21 | u32 allocations; | |
| 22 | struct semaphore count; | |
| 23 | }; | |
| 24 | ||
| 25 | #define HPSB_TPOOL_INIT(_tp) \ | |
| 26 | do { \ | |
| 27 | bitmap_zero((_tp)->pool, 64); \ | |
| 28 | spin_lock_init(&(_tp)->lock); \ | |
| 29 | (_tp)->next = 0; \ | |
| 30 | (_tp)->allocations = 0; \ | |
| 31 | sema_init(&(_tp)->count, 63); \ | |
| 32 | } while (0) | |
| 33 | ||
| 34 | ||
| 35 | typedef u32 quadlet_t; | |
| 36 | typedef u64 octlet_t; | |
| 37 | typedef u16 nodeid_t; | |
| 38 | ||
| 39 | typedef u8 byte_t; | |
| 40 | typedef u64 nodeaddr_t; | |
| 41 | typedef u16 arm_length_t; | |
| 42 | ||
| 43 | #define BUS_MASK 0xffc0 | |
| 44 | #define BUS_SHIFT 6 | |
| 45 | #define NODE_MASK 0x003f | |
| 46 | #define LOCAL_BUS 0xffc0 | |
| 47 | #define ALL_NODES 0x003f | |
| 48 | ||
| 49 | #define NODEID_TO_BUS(nodeid) ((nodeid & BUS_MASK) >> BUS_SHIFT) | |
| 50 | #define NODEID_TO_NODE(nodeid) (nodeid & NODE_MASK) | |
| 51 | ||
| 52 | /* Can be used to consistently print a node/bus ID. */ | |
| 53 | #define NODE_BUS_FMT "%d-%02d:%04d" | |
| 54 | #define NODE_BUS_ARGS(__host, __nodeid) \ | |
| 55 | __host->id, NODEID_TO_NODE(__nodeid), NODEID_TO_BUS(__nodeid) | |
| 56 | ||
| 57 | #define HPSB_PRINT(level, fmt, args...) printk(level "ieee1394: " fmt "\n" , ## args) | |
| 58 | ||
| 59 | #define HPSB_DEBUG(fmt, args...) HPSB_PRINT(KERN_DEBUG, fmt , ## args) | |
| 60 | #define HPSB_INFO(fmt, args...) HPSB_PRINT(KERN_INFO, fmt , ## args) | |
| 61 | #define HPSB_NOTICE(fmt, args...) HPSB_PRINT(KERN_NOTICE, fmt , ## args) | |
| 62 | #define HPSB_WARN(fmt, args...) HPSB_PRINT(KERN_WARNING, fmt , ## args) | |
| 63 | #define HPSB_ERR(fmt, args...) HPSB_PRINT(KERN_ERR, fmt , ## args) | |
| 64 | ||
| 65 | #ifdef CONFIG_IEEE1394_VERBOSEDEBUG | |
| 66 | #define HPSB_VERBOSE(fmt, args...) HPSB_PRINT(KERN_DEBUG, fmt , ## args) | |
| 67 | #else | |
| 68 | #define HPSB_VERBOSE(fmt, args...) | |
| 69 | #endif | |
| 70 | ||
| 71 | #define HPSB_PANIC(fmt, args...) panic("ieee1394: " fmt "\n" , ## args) | |
| 72 | ||
| 73 | #define HPSB_TRACE() HPSB_PRINT(KERN_INFO, "TRACE - %s, %s(), line %d", __FILE__, __FUNCTION__, __LINE__) | |
| 74 | ||
| 75 | ||
| 76 | #ifdef __BIG_ENDIAN | |
| 77 | ||
| 78 | static __inline__ void *memcpy_le32(u32 *dest, const u32 *__src, size_t count) | |
| 79 | { | |
| 80 | void *tmp = dest; | |
| 81 | u32 *src = (u32 *)__src; | |
| 82 | ||
| 83 | count /= 4; | |
| 84 | ||
| 85 | while (count--) { | |
| 86 | *dest++ = swab32p(src++); | |
| 87 | } | |
| 88 | ||
| 89 | return tmp; | |
| 90 | } | |
| 91 | ||
| 92 | #else | |
| 93 | ||
| 94 | static __inline__ void *memcpy_le32(u32 *dest, const u32 *src, size_t count) | |
| 95 | { | |
| 96 | return memcpy(dest, src, count); | |
| 97 | } | |
| 98 | ||
| 99 | #endif /* __BIG_ENDIAN */ | |
| 100 | ||
| 101 | #endif /* _IEEE1394_TYPES_H */ |