aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/infiniband/hw/ipath/ipath_layer.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_layer.h')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_layer.h115
1 files changed, 0 insertions, 115 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_layer.h b/drivers/infiniband/hw/ipath/ipath_layer.h
index 71485096fcac..3854a4eae684 100644
--- a/drivers/infiniband/hw/ipath/ipath_layer.h
+++ b/drivers/infiniband/hw/ipath/ipath_layer.h
@@ -40,73 +40,9 @@
40 */ 40 */
41 41
42struct sk_buff; 42struct sk_buff;
43struct ipath_sge_state;
44struct ipath_devdata; 43struct ipath_devdata;
45struct ether_header; 44struct ether_header;
46 45
47struct ipath_layer_counters {
48 u64 symbol_error_counter;
49 u64 link_error_recovery_counter;
50 u64 link_downed_counter;
51 u64 port_rcv_errors;
52 u64 port_rcv_remphys_errors;
53 u64 port_xmit_discards;
54 u64 port_xmit_data;
55 u64 port_rcv_data;
56 u64 port_xmit_packets;
57 u64 port_rcv_packets;
58 u32 local_link_integrity_errors;
59 u32 excessive_buffer_overrun_errors;
60};
61
62/*
63 * A segment is a linear region of low physical memory.
64 * XXX Maybe we should use phys addr here and kmap()/kunmap().
65 * Used by the verbs layer.
66 */
67struct ipath_seg {
68 void *vaddr;
69 size_t length;
70};
71
72/* The number of ipath_segs that fit in a page. */
73#define IPATH_SEGSZ (PAGE_SIZE / sizeof (struct ipath_seg))
74
75struct ipath_segarray {
76 struct ipath_seg segs[IPATH_SEGSZ];
77};
78
79struct ipath_mregion {
80 u64 user_base; /* User's address for this region */
81 u64 iova; /* IB start address of this region */
82 size_t length;
83 u32 lkey;
84 u32 offset; /* offset (bytes) to start of region */
85 int access_flags;
86 u32 max_segs; /* number of ipath_segs in all the arrays */
87 u32 mapsz; /* size of the map array */
88 struct ipath_segarray *map[0]; /* the segments */
89};
90
91/*
92 * These keep track of the copy progress within a memory region.
93 * Used by the verbs layer.
94 */
95struct ipath_sge {
96 struct ipath_mregion *mr;
97 void *vaddr; /* current pointer into the segment */
98 u32 sge_length; /* length of the SGE */
99 u32 length; /* remaining length of the segment */
100 u16 m; /* current index: mr->map[m] */
101 u16 n; /* current index: mr->map[m]->segs[n] */
102};
103
104struct ipath_sge_state {
105 struct ipath_sge *sg_list; /* next SGE to be used if any */
106 struct ipath_sge sge; /* progress state for the current SGE */
107 u8 num_sge;
108};
109
110int ipath_layer_register(void *(*l_add)(int, struct ipath_devdata *), 46int ipath_layer_register(void *(*l_add)(int, struct ipath_devdata *),
111 void (*l_remove)(void *), 47 void (*l_remove)(void *),
112 int (*l_intr)(void *, u32), 48 int (*l_intr)(void *, u32),
@@ -114,62 +50,14 @@ int ipath_layer_register(void *(*l_add)(int, struct ipath_devdata *),
114 struct sk_buff *), 50 struct sk_buff *),
115 u16 rcv_opcode, 51 u16 rcv_opcode,
116 int (*l_rcv_lid)(void *, void *)); 52 int (*l_rcv_lid)(void *, void *));
117int ipath_verbs_register(void *(*l_add)(int, struct ipath_devdata *),
118 void (*l_remove)(void *arg),
119 int (*l_piobufavail)(void *arg),
120 void (*l_rcv)(void *arg, void *rhdr,
121 void *data, u32 tlen),
122 void (*l_timer_cb)(void *arg));
123void ipath_layer_unregister(void); 53void ipath_layer_unregister(void);
124void ipath_verbs_unregister(void);
125int ipath_layer_open(struct ipath_devdata *, u32 * pktmax); 54int ipath_layer_open(struct ipath_devdata *, u32 * pktmax);
126u16 ipath_layer_get_lid(struct ipath_devdata *dd); 55u16 ipath_layer_get_lid(struct ipath_devdata *dd);
127int ipath_layer_get_mac(struct ipath_devdata *dd, u8 *); 56int ipath_layer_get_mac(struct ipath_devdata *dd, u8 *);
128u16 ipath_layer_get_bcast(struct ipath_devdata *dd); 57u16 ipath_layer_get_bcast(struct ipath_devdata *dd);
129u32 ipath_layer_get_cr_errpkey(struct ipath_devdata *dd);
130int ipath_layer_set_linkstate(struct ipath_devdata *dd, u8 state);
131int ipath_layer_set_mtu(struct ipath_devdata *, u16);
132int ipath_set_lid(struct ipath_devdata *, u32, u8);
133int ipath_layer_send_hdr(struct ipath_devdata *dd, 58int ipath_layer_send_hdr(struct ipath_devdata *dd,
134 struct ether_header *hdr); 59 struct ether_header *hdr);
135int ipath_verbs_send(struct ipath_devdata *dd, u32 hdrwords,
136 u32 * hdr, u32 len, struct ipath_sge_state *ss);
137int ipath_layer_set_piointbufavail_int(struct ipath_devdata *dd); 60int ipath_layer_set_piointbufavail_int(struct ipath_devdata *dd);
138int ipath_layer_get_boardname(struct ipath_devdata *dd, char *name,
139 size_t namelen);
140int ipath_layer_snapshot_counters(struct ipath_devdata *dd, u64 *swords,
141 u64 *rwords, u64 *spkts, u64 *rpkts,
142 u64 *xmit_wait);
143int ipath_layer_get_counters(struct ipath_devdata *dd,
144 struct ipath_layer_counters *cntrs);
145int ipath_layer_want_buffer(struct ipath_devdata *dd);
146int ipath_layer_set_guid(struct ipath_devdata *, __be64 guid);
147__be64 ipath_layer_get_guid(struct ipath_devdata *);
148u32 ipath_layer_get_nguid(struct ipath_devdata *);
149u32 ipath_layer_get_majrev(struct ipath_devdata *);
150u32 ipath_layer_get_minrev(struct ipath_devdata *);
151u32 ipath_layer_get_pcirev(struct ipath_devdata *);
152u32 ipath_layer_get_flags(struct ipath_devdata *dd);
153struct device *ipath_layer_get_device(struct ipath_devdata *dd);
154u16 ipath_layer_get_deviceid(struct ipath_devdata *dd);
155u32 ipath_layer_get_vendorid(struct ipath_devdata *);
156u64 ipath_layer_get_lastibcstat(struct ipath_devdata *dd);
157u32 ipath_layer_get_ibmtu(struct ipath_devdata *dd);
158int ipath_layer_enable_timer(struct ipath_devdata *dd);
159int ipath_layer_disable_timer(struct ipath_devdata *dd);
160int ipath_layer_set_verbs_flags(struct ipath_devdata *dd, unsigned flags);
161unsigned ipath_layer_get_npkeys(struct ipath_devdata *dd);
162unsigned ipath_layer_get_pkey(struct ipath_devdata *dd, unsigned index);
163int ipath_layer_get_pkeys(struct ipath_devdata *dd, u16 *pkeys);
164int ipath_layer_set_pkeys(struct ipath_devdata *dd, u16 *pkeys);
165int ipath_layer_get_linkdowndefaultstate(struct ipath_devdata *dd);
166int ipath_layer_set_linkdowndefaultstate(struct ipath_devdata *dd,
167 int sleep);
168int ipath_layer_get_phyerrthreshold(struct ipath_devdata *dd);
169int ipath_layer_set_phyerrthreshold(struct ipath_devdata *dd, unsigned n);
170int ipath_layer_get_overrunthreshold(struct ipath_devdata *dd);
171int ipath_layer_set_overrunthreshold(struct ipath_devdata *dd, unsigned n);
172u32 ipath_layer_get_rcvhdrentsize(struct ipath_devdata *dd);
173 61
174/* ipath_ether interrupt values */ 62/* ipath_ether interrupt values */
175#define IPATH_LAYER_INT_IF_UP 0x2 63#define IPATH_LAYER_INT_IF_UP 0x2
@@ -178,9 +66,6 @@ u32 ipath_layer_get_rcvhdrentsize(struct ipath_devdata *dd);
178#define IPATH_LAYER_INT_SEND_CONTINUE 0x10 66#define IPATH_LAYER_INT_SEND_CONTINUE 0x10
179#define IPATH_LAYER_INT_BCAST 0x40 67#define IPATH_LAYER_INT_BCAST 0x40
180 68
181/* _verbs_layer.l_flags */
182#define IPATH_VERBS_KERNEL_SMA 0x1
183
184extern unsigned ipath_debug; /* debugging bit mask */ 69extern unsigned ipath_debug; /* debugging bit mask */
185 70
186#endif /* _IPATH_LAYER_H */ 71#endif /* _IPATH_LAYER_H */