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IB/hfi1, qib, rdmavt: Move AETH defines to rdma/ib_hdrs.h 

Rename RVT AETH defines and export in rdma/ib_hdrs.h

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Don Hiatt <don.hiatt@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Don Hiatt 2017-02-08 05:28:25 -08:00 committed by Doug Ledford
parent 881fccb864
commit 832666c163
9 changed files with 39 additions and 38 deletions
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18
drivers/infiniband/hw/hfi1/rc.c
View File

@ -211,9 +211,9 @@ static int make_rc_ack(struct hfi1_ibdev *dev, struct rvt_qp *qp,
ps->s_txreq->ss = NULL;
if (qp->s_nak_state)
ohdr->u.aeth =
cpu_to_be32((qp->r_msn & RVT_MSN_MASK) |
cpu_to_be32((qp->r_msn & IB_MSN_MASK) |
(qp->s_nak_state <<
RVT_AETH_CREDIT_SHIFT));
IB_AETH_CREDIT_SHIFT));
else
ohdr->u.aeth = rvt_compute_aeth(qp);
hwords++;
@ -758,9 +758,9 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp,
if (qp->s_mig_state == IB_MIG_MIGRATED)
bth0 |= IB_BTH_MIG_REQ;
if (qp->r_nak_state)
ohdr->u.aeth = cpu_to_be32((qp->r_msn & RVT_MSN_MASK) |
ohdr->u.aeth = cpu_to_be32((qp->r_msn & IB_MSN_MASK) |
(qp->r_nak_state <<
RVT_AETH_CREDIT_SHIFT));
IB_AETH_CREDIT_SHIFT));
else
ohdr->u.aeth = rvt_compute_aeth(qp);
sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl];
@ -1157,7 +1157,7 @@ static int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode,
* request but will include an ACK'ed request(s).
*/
ack_psn = psn;
if (aeth >> RVT_AETH_NAK_SHIFT)
if (aeth >> IB_AETH_NAK_SHIFT)
ack_psn--;
wqe = rvt_get_swqe_ptr(qp, qp->s_acked);
ibp = rcd_to_iport(rcd);
@ -1237,7 +1237,7 @@ static int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode,
break;
}
switch (aeth >> RVT_AETH_NAK_SHIFT) {
switch (aeth >> IB_AETH_NAK_SHIFT) {
case 0: /* ACK */
this_cpu_inc(*ibp->rvp.rc_acks);
if (qp->s_acked != qp->s_tail) {
@ -1300,8 +1300,8 @@ static int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode,
goto bail_stop;
/* The last valid PSN is the previous PSN. */
update_last_psn(qp, psn - 1);
switch ((aeth >> RVT_AETH_CREDIT_SHIFT) &
RVT_AETH_CREDIT_MASK) {
switch ((aeth >> IB_AETH_CREDIT_SHIFT) &
IB_AETH_CREDIT_MASK) {
case 0: /* PSN sequence error */
ibp->rvp.n_seq_naks++;
/*
@ -1431,7 +1431,7 @@ static void rc_rcv_resp(struct hfi1_ibport *ibp,
/* Update credits for "ghost" ACKs */
if (diff == 0 && opcode == OP(ACKNOWLEDGE)) {
aeth = be32_to_cpu(ohdr->u.aeth);
if ((aeth >> RVT_AETH_NAK_SHIFT) == 0)
if ((aeth >> IB_AETH_NAK_SHIFT) == 0)
rvt_get_credit(qp, aeth);
}
goto ack_done;

2
drivers/infiniband/hw/hfi1/ruc.c
View File

@ -580,7 +580,7 @@ static void ruc_loopback(struct rvt_qp *sqp)
if (!(ib_rvt_state_ops[sqp->state] & RVT_PROCESS_RECV_OK))
goto clr_busy;
rvt_add_rnr_timer(sqp, qp->r_min_rnr_timer <<
RVT_AETH_CREDIT_SHIFT);
IB_AETH_CREDIT_SHIFT);
goto clr_busy;
op_err:

4
drivers/infiniband/hw/hfi1/trace.c
View File

@ -130,14 +130,14 @@ const char *parse_everbs_hdrs(
case OP(RC, ACKNOWLEDGE):
trace_seq_printf(p, AETH_PRN, be32_to_cpu(eh->aeth) >> 24,
parse_syndrome(be32_to_cpu(eh->aeth) >> 24),
be32_to_cpu(eh->aeth) & RVT_MSN_MASK);
be32_to_cpu(eh->aeth) & IB_MSN_MASK);
break;
/* aeth + atomicacketh */
case OP(RC, ATOMIC_ACKNOWLEDGE):
trace_seq_printf(p, AETH_PRN " " ATOMICACKETH_PRN,
be32_to_cpu(eh->at.aeth) >> 24,
parse_syndrome(be32_to_cpu(eh->at.aeth) >> 24),
be32_to_cpu(eh->at.aeth) & RVT_MSN_MASK,
be32_to_cpu(eh->at.aeth) & IB_MSN_MASK,
ib_u64_get(&eh->at.atomic_ack_eth));
break;
/* atomiceth */

18
drivers/infiniband/hw/qib/qib_rc.c
View File

@ -187,9 +187,9 @@ static int qib_make_rc_ack(struct qib_ibdev *dev, struct rvt_qp *qp,
qp->s_cur_sge = NULL;
if (qp->s_nak_state)
ohdr->u.aeth =
cpu_to_be32((qp->r_msn & RVT_MSN_MASK) |
cpu_to_be32((qp->r_msn & IB_MSN_MASK) |
(qp->s_nak_state <<
RVT_AETH_CREDIT_SHIFT));
IB_AETH_CREDIT_SHIFT));
else
ohdr->u.aeth = rvt_compute_aeth(qp);
hwords++;
@ -648,9 +648,9 @@ void qib_send_rc_ack(struct rvt_qp *qp)
if (qp->s_mig_state == IB_MIG_MIGRATED)
bth0 |= IB_BTH_MIG_REQ;
if (qp->r_nak_state)
ohdr->u.aeth = cpu_to_be32((qp->r_msn & RVT_MSN_MASK) |
ohdr->u.aeth = cpu_to_be32((qp->r_msn & IB_MSN_MASK) |
(qp->r_nak_state <<
RVT_AETH_CREDIT_SHIFT));
IB_AETH_CREDIT_SHIFT));
else
ohdr->u.aeth = rvt_compute_aeth(qp);
lrh0 |= ibp->sl_to_vl[qp->remote_ah_attr.sl] << 12 |
@ -1042,7 +1042,7 @@ static int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode,
* request but will include an ACK'ed request(s).
*/
ack_psn = psn;
if (aeth >> RVT_AETH_NAK_SHIFT)
if (aeth >> IB_AETH_NAK_SHIFT)
ack_psn--;
wqe = rvt_get_swqe_ptr(qp, qp->s_acked);
ibp = to_iport(qp->ibqp.device, qp->port_num);
@ -1122,7 +1122,7 @@ static int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode,
break;
}
switch (aeth >> RVT_AETH_NAK_SHIFT) {
switch (aeth >> IB_AETH_NAK_SHIFT) {
case 0: /* ACK */
this_cpu_inc(*ibp->rvp.rc_acks);
if (qp->s_acked != qp->s_tail) {
@ -1185,8 +1185,8 @@ static int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode,
goto bail;
/* The last valid PSN is the previous PSN. */
update_last_psn(qp, psn - 1);
switch ((aeth >> RVT_AETH_CREDIT_SHIFT) &
RVT_AETH_CREDIT_MASK) {
switch ((aeth >> IB_AETH_CREDIT_SHIFT) &
IB_AETH_CREDIT_MASK) {
case 0: /* PSN sequence error */
ibp->rvp.n_seq_naks++;
/*
@ -1341,7 +1341,7 @@ static void qib_rc_rcv_resp(struct qib_ibport *ibp,
/* Update credits for "ghost" ACKs */
if (diff == 0 && opcode == OP(ACKNOWLEDGE)) {
aeth = be32_to_cpu(ohdr->u.aeth);
if ((aeth >> RVT_AETH_NAK_SHIFT) == 0)
if ((aeth >> IB_AETH_NAK_SHIFT) == 0)
rvt_get_credit(qp, aeth);
}
goto ack_done;

2
drivers/infiniband/hw/qib/qib_ruc.c
View File

@ -562,7 +562,7 @@ static void qib_ruc_loopback(struct rvt_qp *sqp)
if (!(ib_rvt_state_ops[sqp->state] & RVT_PROCESS_RECV_OK))
goto clr_busy;
rvt_add_rnr_timer(sqp, qp->r_min_rnr_timer <<
RVT_AETH_CREDIT_SHIFT);
IB_AETH_CREDIT_SHIFT);
goto clr_busy;
op_err:

7
drivers/infiniband/sw/rdmavt/qp.c
View File

@ -51,6 +51,7 @@
#include <linux/vmalloc.h>
#include <linux/slab.h>
#include <rdma/ib_verbs.h>
#include <rdma/ib_hdrs.h>
#include "qp.h"
#include "vt.h"
#include "trace.h"
@ -1961,14 +1962,14 @@ EXPORT_SYMBOL(rvt_rc_error);
*/
unsigned long rvt_rnr_tbl_to_usec(u32 index)
{
return ib_rvt_rnr_table[(index & RVT_AETH_CREDIT_MASK)];
return ib_rvt_rnr_table[(index & IB_AETH_CREDIT_MASK)];
}
EXPORT_SYMBOL(rvt_rnr_tbl_to_usec);
static inline unsigned long rvt_aeth_to_usec(u32 aeth)
{
return ib_rvt_rnr_table[(aeth >> RVT_AETH_CREDIT_SHIFT) &
RVT_AETH_CREDIT_MASK];
return ib_rvt_rnr_table[(aeth >> IB_AETH_CREDIT_SHIFT) &
IB_AETH_CREDIT_MASK];
}
/*

15
drivers/infiniband/sw/rdmavt/rc.c
View File

@ -46,8 +46,7 @@
*/
#include <rdma/rdma_vt.h>
#define RVT_AETH_CREDIT_INVAL RVT_AETH_CREDIT_MASK
#include <rdma/ib_hdrs.h>
/*
* Convert the AETH credit code into the number of credits.
@ -94,14 +93,14 @@ static const u16 credit_table[31] = {
*/
__be32 rvt_compute_aeth(struct rvt_qp *qp)
{
u32 aeth = qp->r_msn & RVT_MSN_MASK;
u32 aeth = qp->r_msn & IB_MSN_MASK;
if (qp->ibqp.srq) {
/*
* Shared receive queues don't generate credits.
* Set the credit field to the invalid value.
*/
aeth |= RVT_AETH_CREDIT_INVAL << RVT_AETH_CREDIT_SHIFT;
aeth |= IB_AETH_CREDIT_INVAL << IB_AETH_CREDIT_SHIFT;
} else {
u32 min, max, x;
u32 credits;
@ -143,7 +142,7 @@ __be32 rvt_compute_aeth(struct rvt_qp *qp)
min = x;
}
}
aeth |= x << RVT_AETH_CREDIT_SHIFT;
aeth |= x << IB_AETH_CREDIT_SHIFT;
}
return cpu_to_be32(aeth);
}
@ -159,7 +158,7 @@ EXPORT_SYMBOL(rvt_compute_aeth);
void rvt_get_credit(struct rvt_qp *qp, u32 aeth)
{
struct rvt_dev_info *rdi = ib_to_rvt(qp->ibqp.device);
u32 credit = (aeth >> RVT_AETH_CREDIT_SHIFT) & RVT_AETH_CREDIT_MASK;
u32 credit = (aeth >> IB_AETH_CREDIT_SHIFT) & IB_AETH_CREDIT_MASK;
lockdep_assert_held(&qp->s_lock);
/*
@ -167,7 +166,7 @@ void rvt_get_credit(struct rvt_qp *qp, u32 aeth)
* as many packets as we like. Otherwise, we have to
* honor the credit field.
*/
if (credit == RVT_AETH_CREDIT_INVAL) {
if (credit == IB_AETH_CREDIT_INVAL) {
if (!(qp->s_flags & RVT_S_UNLIMITED_CREDIT)) {
qp->s_flags |= RVT_S_UNLIMITED_CREDIT;
if (qp->s_flags & RVT_S_WAIT_SSN_CREDIT) {
@ -177,7 +176,7 @@ void rvt_get_credit(struct rvt_qp *qp, u32 aeth)
}
} else if (!(qp->s_flags & RVT_S_UNLIMITED_CREDIT)) {
/* Compute new LSN (i.e., MSN + credit) */
credit = (aeth + credit_table[credit]) & RVT_MSN_MASK;
credit = (aeth + credit_table[credit]) & IB_MSN_MASK;
if (rvt_cmp_msn(credit, qp->s_lsn) > 0) {
qp->s_lsn = credit;
if (qp->s_flags & RVT_S_WAIT_SSN_CREDIT) {

6
include/rdma/ib_hdrs.h
View File

@ -75,6 +75,12 @@
#define IB_GRH_FLOW_SHIFT 0
#define IB_GRH_NEXT_HDR 0x1B
#define IB_AETH_CREDIT_SHIFT 24
#define IB_AETH_CREDIT_MASK 0x1F
#define IB_AETH_CREDIT_INVAL 0x1F
#define IB_AETH_NAK_SHIFT 29
#define IB_MSN_MASK 0xFFFFFF
struct ib_reth {
__be64 vaddr; /* potentially unaligned */
__be32 rkey;

5
include/rdma/rdmavt_qp.h
View File

@ -594,11 +594,6 @@ static inline void rvt_qp_swqe_complete(
}
}
#define RVT_AETH_CREDIT_SHIFT 24
#define RVT_AETH_CREDIT_MASK 0x1F
#define RVT_AETH_NAK_SHIFT 29
#define RVT_MSN_MASK 0xFFFFFF
/*
* Compare the lower 24 bits of the msn values.
* Returns an integer <, ==, or > than zero.