#include <linux/completion.h>
#include <rdma/ib_pack.h>
#include <rdma/ib_user_verbs.h>
+#include <rdma/rdma_vt.h>
struct qib_ctxtdata;
struct qib_pportdata;
#define QIB_MAX_RDMA_ATOMIC 16
#define QIB_GUIDS_PER_PORT 5
-#define QPN_MAX (1 << 24)
-#define QPNMAP_ENTRIES (QPN_MAX / PAGE_SIZE / BITS_PER_BYTE)
-
/*
* Increment this value if any changes that break userspace ABI
* compatibility are made.
*/
struct qib_mcast_qp {
struct list_head list;
- struct qib_qp *qp;
+ struct rvt_qp *qp;
};
struct qib_mcast {
int n_attached;
};
-/* Protection domain */
-struct qib_pd {
- struct ib_pd ibpd;
- int user; /* non-zero if created from user space */
-};
-
-/* Address Handle */
-struct qib_ah {
- struct ib_ah ibah;
- struct ib_ah_attr attr;
- atomic_t refcount;
-};
-
-/*
- * This structure is used by qib_mmap() to validate an offset
- * when an mmap() request is made. The vm_area_struct then uses
- * this as its vm_private_data.
- */
-struct qib_mmap_info {
- struct list_head pending_mmaps;
- struct ib_ucontext *context;
- void *obj;
- __u64 offset;
- struct kref ref;
- unsigned size;
-};
-
/*
* This structure is used to contain the head pointer, tail pointer,
* and completion queue entries as a single memory allocation so
u8 notify;
u8 triggered;
struct qib_cq_wc *queue;
- struct qib_mmap_info *ip;
-};
-
-/*
- * A segment is a linear region of low physical memory.
- * XXX Maybe we should use phys addr here and kmap()/kunmap().
- * Used by the verbs layer.
- */
-struct qib_seg {
- void *vaddr;
- size_t length;
-};
-
-/* The number of qib_segs that fit in a page. */
-#define QIB_SEGSZ (PAGE_SIZE / sizeof(struct qib_seg))
-
-struct qib_segarray {
- struct qib_seg segs[QIB_SEGSZ];
-};
-
-struct qib_mregion {
- struct ib_pd *pd; /* shares refcnt of ibmr.pd */
- u64 user_base; /* User's address for this region */
- u64 iova; /* IB start address of this region */
- size_t length;
- u32 lkey;
- u32 offset; /* offset (bytes) to start of region */
- int access_flags;
- u32 max_segs; /* number of qib_segs in all the arrays */
- u32 mapsz; /* size of the map array */
- u8 page_shift; /* 0 - non unform/non powerof2 sizes */
- u8 lkey_published; /* in global table */
- struct completion comp; /* complete when refcount goes to zero */
- struct rcu_head list;
- atomic_t refcount;
- struct qib_segarray *map[0]; /* the segments */
-};
-
-/*
- * These keep track of the copy progress within a memory region.
- * Used by the verbs layer.
- */
-struct qib_sge {
- struct qib_mregion *mr;
- void *vaddr; /* kernel virtual address of segment */
- u32 sge_length; /* length of the SGE */
- u32 length; /* remaining length of the segment */
- u16 m; /* current index: mr->map[m] */
- u16 n; /* current index: mr->map[m]->segs[n] */
-};
-
-/* Memory region */
-struct qib_mr {
- struct ib_mr ibmr;
- struct ib_umem *umem;
- u64 *pages;
- u32 npages;
- struct qib_mregion mr; /* must be last */
-};
-
-/*
- * Send work request queue entry.
- * The size of the sg_list is determined when the QP is created and stored
- * in qp->s_max_sge.
- */
-struct qib_swqe {
- union {
- struct ib_send_wr wr; /* don't use wr.sg_list */
- struct ib_ud_wr ud_wr;
- struct ib_reg_wr reg_wr;
- struct ib_rdma_wr rdma_wr;
- struct ib_atomic_wr atomic_wr;
- };
- u32 psn; /* first packet sequence number */
- u32 lpsn; /* last packet sequence number */
- u32 ssn; /* send sequence number */
- u32 length; /* total length of data in sg_list */
- struct qib_sge sg_list[0];
-};
-
-/*
- * Receive work request queue entry.
- * The size of the sg_list is determined when the QP (or SRQ) is created
- * and stored in qp->r_rq.max_sge (or srq->rq.max_sge).
- */
-struct qib_rwqe {
- u64 wr_id;
- u8 num_sge;
- struct ib_sge sg_list[0];
+ struct rvt_mmap_info *ip;
};
/*
- * This structure is used to contain the head pointer, tail pointer,
- * and receive work queue entries as a single memory allocation so
- * it can be mmap'ed into user space.
- * Note that the wq array elements are variable size so you can't
- * just index into the array to get the N'th element;
- * use get_rwqe_ptr() instead.
+ * qib specific data structure that will be hidden from rvt after the queue pair
+ * is made common.
*/
-struct qib_rwq {
- u32 head; /* new work requests posted to the head */
- u32 tail; /* receives pull requests from here. */
- struct qib_rwqe wq[0];
-};
-
-struct qib_rq {
- struct qib_rwq *wq;
- u32 size; /* size of RWQE array */
- u8 max_sge;
- spinlock_t lock /* protect changes in this struct */
- ____cacheline_aligned_in_smp;
-};
-
-struct qib_srq {
- struct ib_srq ibsrq;
- struct qib_rq rq;
- struct qib_mmap_info *ip;
- /* send signal when number of RWQEs < limit */
- u32 limit;
-};
-
-struct qib_sge_state {
- struct qib_sge *sg_list; /* next SGE to be used if any */
- struct qib_sge sge; /* progress state for the current SGE */
- u32 total_len;
- u8 num_sge;
-};
-
-/*
- * This structure holds the information that the send tasklet needs
- * to send a RDMA read response or atomic operation.
- */
-struct qib_ack_entry {
- u8 opcode;
- u8 sent;
- u32 psn;
- u32 lpsn;
- union {
- struct qib_sge rdma_sge;
- u64 atomic_data;
- };
-};
-
-/*
- * Variables prefixed with s_ are for the requester (sender).
- * Variables prefixed with r_ are for the responder (receiver).
- * Variables prefixed with ack_ are for responder replies.
- *
- * Common variables are protected by both r_rq.lock and s_lock in that order
- * which only happens in modify_qp() or changing the QP 'state'.
- */
-struct qib_qp {
- struct ib_qp ibqp;
- /* read mostly fields above and below */
- struct ib_ah_attr remote_ah_attr;
- struct ib_ah_attr alt_ah_attr;
- struct qib_qp __rcu *next; /* link list for QPN hash table */
- struct qib_swqe *s_wq; /* send work queue */
- struct qib_mmap_info *ip;
- struct qib_ib_header *s_hdr; /* next packet header to send */
- unsigned long timeout_jiffies; /* computed from timeout */
-
- enum ib_mtu path_mtu;
- u32 remote_qpn;
- u32 pmtu; /* decoded from path_mtu */
- u32 qkey; /* QKEY for this QP (for UD or RD) */
- u32 s_size; /* send work queue size */
- u32 s_rnr_timeout; /* number of milliseconds for RNR timeout */
-
- u8 state; /* QP state */
- u8 qp_access_flags;
- u8 alt_timeout; /* Alternate path timeout for this QP */
- u8 timeout; /* Timeout for this QP */
- u8 s_srate;
- u8 s_mig_state;
- u8 port_num;
- u8 s_pkey_index; /* PKEY index to use */
- u8 s_alt_pkey_index; /* Alternate path PKEY index to use */
- u8 r_max_rd_atomic; /* max number of RDMA read/atomic to receive */
- u8 s_max_rd_atomic; /* max number of RDMA read/atomic to send */
- u8 s_retry_cnt; /* number of times to retry */
- u8 s_rnr_retry_cnt;
- u8 r_min_rnr_timer; /* retry timeout value for RNR NAKs */
- u8 s_max_sge; /* size of s_wq->sg_list */
- u8 s_draining;
-
- /* start of read/write fields */
-
- atomic_t refcount ____cacheline_aligned_in_smp;
- wait_queue_head_t wait;
-
-
- struct qib_ack_entry s_ack_queue[QIB_MAX_RDMA_ATOMIC + 1]
- ____cacheline_aligned_in_smp;
- struct qib_sge_state s_rdma_read_sge;
-
- spinlock_t r_lock ____cacheline_aligned_in_smp; /* used for APM */
- unsigned long r_aflags;
- u64 r_wr_id; /* ID for current receive WQE */
- u32 r_ack_psn; /* PSN for next ACK or atomic ACK */
- u32 r_len; /* total length of r_sge */
- u32 r_rcv_len; /* receive data len processed */
- u32 r_psn; /* expected rcv packet sequence number */
- u32 r_msn; /* message sequence number */
-
- u8 r_state; /* opcode of last packet received */
- u8 r_flags;
- u8 r_head_ack_queue; /* index into s_ack_queue[] */
-
- struct list_head rspwait; /* link for waititing to respond */
-
- struct qib_sge_state r_sge; /* current receive data */
- struct qib_rq r_rq; /* receive work queue */
-
- spinlock_t s_lock ____cacheline_aligned_in_smp;
- struct qib_sge_state *s_cur_sge;
- u32 s_flags;
- struct qib_verbs_txreq *s_tx;
- struct qib_swqe *s_wqe;
- struct qib_sge_state s_sge; /* current send request data */
- struct qib_mregion *s_rdma_mr;
- atomic_t s_dma_busy;
- u32 s_cur_size; /* size of send packet in bytes */
- u32 s_len; /* total length of s_sge */
- u32 s_rdma_read_len; /* total length of s_rdma_read_sge */
- u32 s_next_psn; /* PSN for next request */
- u32 s_last_psn; /* last response PSN processed */
- u32 s_sending_psn; /* lowest PSN that is being sent */
- u32 s_sending_hpsn; /* highest PSN that is being sent */
- u32 s_psn; /* current packet sequence number */
- u32 s_ack_rdma_psn; /* PSN for sending RDMA read responses */
- u32 s_ack_psn; /* PSN for acking sends and RDMA writes */
- u32 s_head; /* new entries added here */
- u32 s_tail; /* next entry to process */
- u32 s_cur; /* current work queue entry */
- u32 s_acked; /* last un-ACK'ed entry */
- u32 s_last; /* last completed entry */
- u32 s_ssn; /* SSN of tail entry */
- u32 s_lsn; /* limit sequence number (credit) */
- u16 s_hdrwords; /* size of s_hdr in 32 bit words */
- u16 s_rdma_ack_cnt;
- u8 s_state; /* opcode of last packet sent */
- u8 s_ack_state; /* opcode of packet to ACK */
- u8 s_nak_state; /* non-zero if NAK is pending */
- u8 r_nak_state; /* non-zero if NAK is pending */
- u8 s_retry; /* requester retry counter */
- u8 s_rnr_retry; /* requester RNR retry counter */
- u8 s_num_rd_atomic; /* number of RDMA read/atomic pending */
- u8 s_tail_ack_queue; /* index into s_ack_queue[] */
-
- struct qib_sge_state s_ack_rdma_sge;
- struct timer_list s_timer;
+struct qib_qp_priv {
+ struct qib_ib_header *s_hdr; /* next packet header to send */
struct list_head iowait; /* link for wait PIO buf */
-
+ atomic_t s_dma_busy;
+ struct qib_verbs_txreq *s_tx;
struct work_struct s_work;
-
wait_queue_head_t wait_dma;
-
- struct qib_sge r_sg_list[0] /* verified SGEs */
- ____cacheline_aligned_in_smp;
+ struct rvt_qp *owner;
};
/*
#define QIB_PSN_CREDIT 16
/*
- * Since struct qib_swqe is not a fixed size, we can't simply index into
- * struct qib_qp.s_wq. This function does the array index computation.
+ * Since struct rvt_swqe is not a fixed size, we can't simply index into
+ * struct rvt_qp.s_wq. This function does the array index computation.
*/
-static inline struct qib_swqe *get_swqe_ptr(struct qib_qp *qp,
- unsigned n)
+static inline struct rvt_swqe *get_swqe_ptr(struct rvt_qp *qp,
+ unsigned n)
{
- return (struct qib_swqe *)((char *)qp->s_wq +
- (sizeof(struct qib_swqe) +
+ return (struct rvt_swqe *)((char *)qp->s_wq +
+ (sizeof(struct rvt_swqe) +
qp->s_max_sge *
- sizeof(struct qib_sge)) * n);
+ sizeof(struct rvt_sge)) * n);
}
/*
- * Since struct qib_rwqe is not a fixed size, we can't simply index into
- * struct qib_rwq.wq. This function does the array index computation.
+ * Since struct rvt_rwqe is not a fixed size, we can't simply index into
+ * struct rvt_rwq.wq. This function does the array index computation.
*/
-static inline struct qib_rwqe *get_rwqe_ptr(struct qib_rq *rq, unsigned n)
+static inline struct rvt_rwqe *get_rwqe_ptr(struct rvt_rq *rq, unsigned n)
{
- return (struct qib_rwqe *)
+ return (struct rvt_rwqe *)
((char *) rq->wq->wq +
- (sizeof(struct qib_rwqe) +
+ (sizeof(struct rvt_rwqe) +
rq->max_sge * sizeof(struct ib_sge)) * n);
}
-/*
- * QPN-map pages start out as NULL, they get allocated upon
- * first use and are never deallocated. This way,
- * large bitmaps are not allocated unless large numbers of QPs are used.
- */
-struct qpn_map {
- void *page;
-};
-
-struct qib_qpn_table {
- spinlock_t lock; /* protect changes in this struct */
- unsigned flags; /* flags for QP0/1 allocated for each port */
- u32 last; /* last QP number allocated */
- u32 nmaps; /* size of the map table */
- u16 limit;
- u16 mask;
- /* bit map of free QP numbers other than 0/1 */
- struct qpn_map map[QPNMAP_ENTRIES];
-};
-
-#define MAX_LKEY_TABLE_BITS 23
-
-struct qib_lkey_table {
- spinlock_t lock; /* protect changes in this struct */
- u32 next; /* next unused index (speeds search) */
- u32 gen; /* generation count */
- u32 max; /* size of the table */
- struct qib_mregion __rcu **table;
-};
-
struct qib_opcode_stats {
u64 n_packets; /* number of packets */
u64 n_bytes; /* total number of bytes */
};
struct qib_ibport {
- struct qib_qp __rcu *qp0;
- struct qib_qp __rcu *qp1;
- struct ib_mad_agent *send_agent; /* agent for SMI (traps) */
- struct qib_ah *sm_ah;
- struct qib_ah *smi_ah;
- struct rb_root mcast_tree;
- spinlock_t lock; /* protect changes in this struct */
-
- /* non-zero when timer is set */
- unsigned long mkey_lease_timeout;
- unsigned long trap_timeout;
- __be64 gid_prefix; /* in network order */
- __be64 mkey;
+ struct rvt_ibport rvp;
+ struct rvt_ah *sm_ah;
+ struct rvt_ah *smi_ah;
__be64 guids[QIB_GUIDS_PER_PORT - 1]; /* writable GUIDs */
- u64 tid; /* TID for traps */
struct qib_pma_counters __percpu *pmastats;
u64 z_unicast_xmit; /* starting count for PMA */
u64 z_unicast_rcv; /* starting count for PMA */
u32 z_local_link_integrity_errors; /* starting count for PMA */
u32 z_excessive_buffer_overrun_errors; /* starting count for PMA */
u32 z_vl15_dropped; /* starting count for PMA */
- u32 n_rc_resends;
- u32 n_rc_acks;
- u32 n_rc_qacks;
- u32 n_rc_delayed_comp;
- u32 n_seq_naks;
- u32 n_rdma_seq;
- u32 n_rnr_naks;
- u32 n_other_naks;
- u32 n_loop_pkts;
- u32 n_pkt_drops;
- u32 n_vl15_dropped;
- u32 n_rc_timeouts;
- u32 n_dmawait;
- u32 n_unaligned;
- u32 n_rc_dupreq;
- u32 n_rc_seqnak;
- u32 port_cap_flags;
- u32 pma_sample_start;
- u32 pma_sample_interval;
- __be16 pma_counter_select[5];
- u16 pma_tag;
- u16 pkey_violations;
- u16 qkey_violations;
- u16 mkey_violations;
- u16 mkey_lease_period;
- u16 sm_lid;
- u16 repress_traps;
- u8 sm_sl;
- u8 mkeyprot;
- u8 subnet_timeout;
- u8 vl_high_limit;
u8 sl_to_vl[16];
-
};
-
struct qib_ibdev {
- struct ib_device ibdev;
- struct list_head pending_mmaps;
- spinlock_t mmap_offset_lock; /* protect mmap_offset */
- u32 mmap_offset;
- struct qib_mregion __rcu *dma_mr;
-
- /* QP numbers are shared by all IB ports */
- struct qib_qpn_table qpn_table;
- struct qib_lkey_table lk_table;
+ struct rvt_dev_info rdi;
+
struct list_head piowait; /* list for wait PIO buf */
struct list_head dmawait; /* list for wait DMA */
struct list_head txwait; /* list for wait qib_verbs_txreq */
struct list_head memwait; /* list for wait kernel memory */
struct list_head txreq_free;
struct timer_list mem_timer;
- struct qib_qp __rcu **qp_table;
struct qib_pio_header *pio_hdrs;
dma_addr_t pio_hdrs_phys;
- /* list of QPs waiting for RNR timer */
- spinlock_t pending_lock; /* protect wait lists, PMA counters, etc. */
- u32 qp_table_size; /* size of the hash table */
u32 qp_rnd; /* random bytes for hash */
- spinlock_t qpt_lock;
u32 n_piowait;
u32 n_txwait;
- u32 n_pds_allocated; /* number of PDs allocated for device */
- spinlock_t n_pds_lock;
- u32 n_ahs_allocated; /* number of AHs allocated for device */
- spinlock_t n_ahs_lock;
u32 n_cqs_allocated; /* number of CQs allocated for device */
spinlock_t n_cqs_lock;
u32 n_qps_allocated; /* number of QPs allocated for device */
u32 vl15_dropped;
};
-static inline struct qib_mr *to_imr(struct ib_mr *ibmr)
-{
- return container_of(ibmr, struct qib_mr, ibmr);
-}
-
-static inline struct qib_pd *to_ipd(struct ib_pd *ibpd)
-{
- return container_of(ibpd, struct qib_pd, ibpd);
-}
-
-static inline struct qib_ah *to_iah(struct ib_ah *ibah)
-{
- return container_of(ibah, struct qib_ah, ibah);
-}
-
static inline struct qib_cq *to_icq(struct ib_cq *ibcq)
{
return container_of(ibcq, struct qib_cq, ibcq);
}
-static inline struct qib_srq *to_isrq(struct ib_srq *ibsrq)
+static inline struct rvt_qp *to_iqp(struct ib_qp *ibqp)
{
- return container_of(ibsrq, struct qib_srq, ibsrq);
-}
-
-static inline struct qib_qp *to_iqp(struct ib_qp *ibqp)
-{
- return container_of(ibqp, struct qib_qp, ibqp);
+ return container_of(ibqp, struct rvt_qp, ibqp);
}
static inline struct qib_ibdev *to_idev(struct ib_device *ibdev)
{
- return container_of(ibdev, struct qib_ibdev, ibdev);
+ struct rvt_dev_info *rdi;
+
+ rdi = container_of(ibdev, struct rvt_dev_info, ibdev);
+ return container_of(rdi, struct qib_ibdev, rdi);
}
/*
* Send if not busy or waiting for I/O and either
* a RC response is pending or we can process send work requests.
*/
-static inline int qib_send_ok(struct qib_qp *qp)
+static inline int qib_send_ok(struct rvt_qp *qp)
{
return !(qp->s_flags & (QIB_S_BUSY | QIB_S_ANY_WAIT_IO)) &&
(qp->s_hdrwords || (qp->s_flags & QIB_S_RESP_PENDING) ||
/*
* This must be called with s_lock held.
*/
-void qib_schedule_send(struct qib_qp *qp);
+void qib_schedule_send(struct rvt_qp *qp);
static inline int qib_pkey_ok(u16 pkey1, u16 pkey2)
{
int qib_mcast_tree_empty(struct qib_ibport *ibp);
-__be32 qib_compute_aeth(struct qib_qp *qp);
+__be32 qib_compute_aeth(struct rvt_qp *qp);
-struct qib_qp *qib_lookup_qpn(struct qib_ibport *ibp, u32 qpn);
+struct rvt_qp *qib_lookup_qpn(struct qib_ibport *ibp, u32 qpn);
struct ib_qp *qib_create_qp(struct ib_pd *ibpd,
struct ib_qp_init_attr *init_attr,
int qib_destroy_qp(struct ib_qp *ibqp);
-int qib_error_qp(struct qib_qp *qp, enum ib_wc_status err);
+int qib_error_qp(struct rvt_qp *qp, enum ib_wc_status err);
int qib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata);
unsigned qib_free_all_qps(struct qib_devdata *dd);
-void qib_init_qpn_table(struct qib_devdata *dd, struct qib_qpn_table *qpt);
+void qib_init_qpn_table(struct qib_devdata *dd, struct rvt_qpn_table *qpt);
-void qib_free_qpn_table(struct qib_qpn_table *qpt);
+void qib_free_qpn_table(struct rvt_qpn_table *qpt);
#ifdef CONFIG_DEBUG_FS
#endif
-void qib_get_credit(struct qib_qp *qp, u32 aeth);
+void qib_get_credit(struct rvt_qp *qp, u32 aeth);
unsigned qib_pkt_delay(u32 plen, u8 snd_mult, u8 rcv_mult);
void qib_put_txreq(struct qib_verbs_txreq *tx);
-int qib_verbs_send(struct qib_qp *qp, struct qib_ib_header *hdr,
- u32 hdrwords, struct qib_sge_state *ss, u32 len);
+int qib_verbs_send(struct rvt_qp *qp, struct qib_ib_header *hdr,
+ u32 hdrwords, struct rvt_sge_state *ss, u32 len);
-void qib_copy_sge(struct qib_sge_state *ss, void *data, u32 length,
+void qib_copy_sge(struct rvt_sge_state *ss, void *data, u32 length,
int release);
-void qib_skip_sge(struct qib_sge_state *ss, u32 length, int release);
+void qib_skip_sge(struct rvt_sge_state *ss, u32 length, int release);
void qib_uc_rcv(struct qib_ibport *ibp, struct qib_ib_header *hdr,
- int has_grh, void *data, u32 tlen, struct qib_qp *qp);
+ int has_grh, void *data, u32 tlen, struct rvt_qp *qp);
void qib_rc_rcv(struct qib_ctxtdata *rcd, struct qib_ib_header *hdr,
- int has_grh, void *data, u32 tlen, struct qib_qp *qp);
+ int has_grh, void *data, u32 tlen, struct rvt_qp *qp);
int qib_check_ah(struct ib_device *ibdev, struct ib_ah_attr *ah_attr);
void qib_rc_rnr_retry(unsigned long arg);
-void qib_rc_send_complete(struct qib_qp *qp, struct qib_ib_header *hdr);
+void qib_rc_send_complete(struct rvt_qp *qp, struct qib_ib_header *hdr);
-void qib_rc_error(struct qib_qp *qp, enum ib_wc_status err);
+void qib_rc_error(struct rvt_qp *qp, enum ib_wc_status err);
-int qib_post_ud_send(struct qib_qp *qp, struct ib_send_wr *wr);
+int qib_post_ud_send(struct rvt_qp *qp, struct ib_send_wr *wr);
void qib_ud_rcv(struct qib_ibport *ibp, struct qib_ib_header *hdr,
- int has_grh, void *data, u32 tlen, struct qib_qp *qp);
-
-int qib_alloc_lkey(struct qib_mregion *mr, int dma_region);
-
-void qib_free_lkey(struct qib_mregion *mr);
-
-int qib_lkey_ok(struct qib_lkey_table *rkt, struct qib_pd *pd,
- struct qib_sge *isge, struct ib_sge *sge, int acc);
-
-int qib_rkey_ok(struct qib_qp *qp, struct qib_sge *sge,
- u32 len, u64 vaddr, u32 rkey, int acc);
+ int has_grh, void *data, u32 tlen, struct rvt_qp *qp);
int qib_post_srq_receive(struct ib_srq *ibsrq, struct ib_recv_wr *wr,
struct ib_recv_wr **bad_wr);
int qib_resize_cq(struct ib_cq *ibcq, int cqe, struct ib_udata *udata);
-struct ib_mr *qib_get_dma_mr(struct ib_pd *pd, int acc);
-
-struct ib_mr *qib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
- u64 virt_addr, int mr_access_flags,
- struct ib_udata *udata);
-
-int qib_dereg_mr(struct ib_mr *ibmr);
-
-struct ib_mr *qib_alloc_mr(struct ib_pd *pd,
- enum ib_mr_type mr_type,
- u32 max_entries);
-
-int qib_map_mr_sg(struct ib_mr *ibmr,
- struct scatterlist *sg,
- int sg_nents);
-
-int qib_reg_mr(struct qib_qp *qp, struct ib_reg_wr *wr);
-
-struct ib_fmr *qib_alloc_fmr(struct ib_pd *pd, int mr_access_flags,
- struct ib_fmr_attr *fmr_attr);
-
-int qib_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list,
- int list_len, u64 iova);
-
-int qib_unmap_fmr(struct list_head *fmr_list);
-
-int qib_dealloc_fmr(struct ib_fmr *ibfmr);
-
-static inline void qib_get_mr(struct qib_mregion *mr)
-{
- atomic_inc(&mr->refcount);
-}
-
void mr_rcu_callback(struct rcu_head *list);
-static inline void qib_put_mr(struct qib_mregion *mr)
-{
- if (unlikely(atomic_dec_and_test(&mr->refcount)))
- call_rcu(&mr->list, mr_rcu_callback);
-}
-
-static inline void qib_put_ss(struct qib_sge_state *ss)
+static inline void qib_put_ss(struct rvt_sge_state *ss)
{
while (ss->num_sge) {
- qib_put_mr(ss->sge.mr);
+ rvt_put_mr(ss->sge.mr);
if (--ss->num_sge)
ss->sge = *ss->sg_list++;
}
}
+int qib_get_rwqe(struct rvt_qp *qp, int wr_id_only);
-void qib_release_mmap_info(struct kref *ref);
-
-struct qib_mmap_info *qib_create_mmap_info(struct qib_ibdev *dev, u32 size,
- struct ib_ucontext *context,
- void *obj);
-
-void qib_update_mmap_info(struct qib_ibdev *dev, struct qib_mmap_info *ip,
- u32 size, void *obj);
-
-int qib_mmap(struct ib_ucontext *context, struct vm_area_struct *vma);
-
-int qib_get_rwqe(struct qib_qp *qp, int wr_id_only);
-
-void qib_migrate_qp(struct qib_qp *qp);
+void qib_migrate_qp(struct rvt_qp *qp);
int qib_ruc_check_hdr(struct qib_ibport *ibp, struct qib_ib_header *hdr,
- int has_grh, struct qib_qp *qp, u32 bth0);
+ int has_grh, struct rvt_qp *qp, u32 bth0);
u32 qib_make_grh(struct qib_ibport *ibp, struct ib_grh *hdr,
struct ib_global_route *grh, u32 hwords, u32 nwords);
-void qib_make_ruc_header(struct qib_qp *qp, struct qib_other_headers *ohdr,
+void qib_make_ruc_header(struct rvt_qp *qp, struct qib_other_headers *ohdr,
u32 bth0, u32 bth2);
void qib_do_send(struct work_struct *work);
-void qib_send_complete(struct qib_qp *qp, struct qib_swqe *wqe,
+void qib_send_complete(struct rvt_qp *qp, struct rvt_swqe *wqe,
enum ib_wc_status status);
-void qib_send_rc_ack(struct qib_qp *qp);
+void qib_send_rc_ack(struct rvt_qp *qp);
-int qib_make_rc_req(struct qib_qp *qp);
+int qib_make_rc_req(struct rvt_qp *qp);
-int qib_make_uc_req(struct qib_qp *qp);
+int qib_make_uc_req(struct rvt_qp *qp);
-int qib_make_ud_req(struct qib_qp *qp);
+int qib_make_ud_req(struct rvt_qp *qp);
int qib_register_ib_device(struct qib_devdata *);
extern __be64 ib_qib_sys_image_guid; /* in network order */
-extern unsigned int ib_qib_lkey_table_size;
+extern unsigned int ib_rvt_lkey_table_size;
extern unsigned int ib_qib_max_cqes;
extern const u32 ib_qib_rnr_table[];
-extern struct ib_dma_mapping_ops qib_dma_mapping_ops;
-
#endif /* QIB_VERBS_H */
projects / platform / kernel / linux-rpi.git / blobdiff