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Commit 43a68c35 authored by Don Hiatt's avatar Don Hiatt Committed by Jason Gunthorpe
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IB/hfi1: Add 16B Management Packet trace support 

Add trace support for 16B Management Packets.
Reviewed-by: default avatarIra Weiny <ira.weiny@intel.com>
Signed-off-by: default avatarDon Hiatt <don.hiatt@intel.com>
Signed-off-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 81cd3891
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Inline Side-by-side
Showing with 130 additions and 70 deletions
drivers/infiniband/hw/hfi1/trace.c
View file @ 43a68c35
......@@ -63,13 +63,20 @@ static u8 __get_ib_hdr_len(struct ib_header *hdr)
static u8 __get_16b_hdr_len(struct hfi1_16b_header *hdr)
{
struct ib_other_headers *ohdr;
struct ib_other_headers *ohdr = NULL;
u8 opcode;
u8 l4 = hfi1_16B_get_l4(hdr);
if (l4 == OPA_16B_L4_FM) {
opcode = IB_OPCODE_UD_SEND_ONLY;
return (8 + 8); /* No BTH */
}
if (hfi1_16B_get_l4(hdr) == OPA_16B_L4_IB_LOCAL)
if (l4 == OPA_16B_L4_IB_LOCAL)
ohdr = &hdr->u.oth;
else
ohdr = &hdr->u.l.oth;
opcode = ib_bth_get_opcode(ohdr);
return hdr_len_by_opcode[opcode] == 0 ?
0 : hdr_len_by_opcode[opcode] - (12 + 8 + 8);
......@@ -234,14 +241,21 @@ const char *hfi1_trace_fmt_lrh(struct trace_seq *p, bool bypass,
#define BTH_16B_PRN \
"op:0x%.2x,%s se:%d m:%d pad:%d tver:%d " \
"qpn:0x%.6x a:%d psn:0x%.8x"
const char *hfi1_trace_fmt_bth(struct trace_seq *p, bool bypass,
#define L4_FM_16B_PRN \
"op:0x%.2x,%s dest_qpn:0x%.6x src_qpn:0x%.6x"
const char *hfi1_trace_fmt_rest(struct trace_seq *p, bool bypass, u8 l4,
u8 ack, bool becn, bool fecn, u8 mig,
u8 se, u8 pad, u8 opcode, const char *opname,
u8 tver, u16 pkey, u32 psn, u32 qpn)
u8 tver, u16 pkey, u32 psn, u32 qpn,
u32 dest_qpn, u32 src_qpn)
{
const char *ret = trace_seq_buffer_ptr(p);
if (bypass)
if (l4 == OPA_16B_L4_FM)
trace_seq_printf(p, L4_FM_16B_PRN,
opcode, opname, dest_qpn, src_qpn);
else
trace_seq_printf(p, BTH_16B_PRN,
opcode, opname,
se, mig, pad, tver, qpn, ack, psn);
......@@ -258,12 +272,17 @@ const char *hfi1_trace_fmt_bth(struct trace_seq *p, bool bypass,
const char *parse_everbs_hdrs(
struct trace_seq *p,
u8 opcode,
u8 opcode, u8 l4, u32 dest_qpn, u32 src_qpn,
void *ehdrs)
{
union ib_ehdrs *eh = ehdrs;
const char *ret = trace_seq_buffer_ptr(p);
if (l4 == OPA_16B_L4_FM) {
trace_seq_printf(p, "mgmt pkt");
goto out;
}
switch (opcode) {
/* imm */
case OP(RC, SEND_LAST_WITH_IMMEDIATE):
......@@ -334,6 +353,7 @@ const char *parse_everbs_hdrs(
be32_to_cpu(eh->ieth));
break;
}
out:
trace_seq_putc(p, 0);
return ret;
}
......
drivers/infiniband/hw/hfi1/trace_ibhdrs.h
View file @ 43a68c35
......@@ -96,7 +96,9 @@ __print_symbolic(opcode, \
ib_opcode_name(CNP))
u8 ibhdr_exhdr_len(struct ib_header *hdr);
const char *parse_everbs_hdrs(struct trace_seq *p, u8 opcode, void *ehdrs);
const char *parse_everbs_hdrs(struct trace_seq *p, u8 opcode,
u8 l4, u32 dest_qpn, u32 src_qpn,
void *ehdrs);
u8 hfi1_trace_opa_hdr_len(struct hfi1_opa_header *opah);
u8 hfi1_trace_packet_hdr_len(struct hfi1_packet *packet);
const char *hfi1_trace_get_packet_l4_str(u8 l4);
......@@ -123,14 +125,16 @@ const char *hfi1_trace_fmt_lrh(struct trace_seq *p, bool bypass,
u8 rc, u8 sc, u8 sl, u16 entropy,
u16 len, u16 pkey, u32 dlid, u32 slid);
const char *hfi1_trace_fmt_bth(struct trace_seq *p, bool bypass,
const char *hfi1_trace_fmt_rest(struct trace_seq *p, bool bypass, u8 l4,
u8 ack, bool becn, bool fecn, u8 mig,
u8 se, u8 pad, u8 opcode, const char *opname,
u8 tver, u16 pkey, u32 psn, u32 qpn);
u8 tver, u16 pkey, u32 psn, u32 qpn,
u32 dest_qpn, u32 src_qpn);
const char *hfi1_trace_get_packet_l2_str(u8 l2);
#define __parse_ib_ehdrs(op, ehdrs) parse_everbs_hdrs(p, op, ehdrs)
#define __parse_ib_ehdrs(op, l4, dest_qpn, src_qpn, ehdrs) \
parse_everbs_hdrs(p, op, l4, dest_qpn, src_qpn, ehdrs)
#define lrh_name(lrh) { HFI1_##lrh, #lrh }
#define show_lnh(lrh) \
......@@ -169,6 +173,8 @@ DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
__field(u32, psn)
__field(u32, qpn)
__field(u32, slid)
__field(u32, dest_qpn)
__field(u32, src_qpn)
/* extended headers */
__dynamic_array(u8, ehdrs,
hfi1_trace_packet_hdr_len(packet))
......@@ -178,6 +184,8 @@ DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
__entry->etype = packet->etype;
__entry->l2 = hfi1_16B_get_l2(packet->hdr);
__entry->dest_qpn = 0;
__entry->src_qpn = 0;
if (__entry->etype == RHF_RCV_TYPE_BYPASS) {
hfi1_trace_parse_16b_hdr(packet->hdr,
&__entry->age,
......@@ -192,6 +200,11 @@ DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
&__entry->dlid,
&__entry->slid);
if (__entry->l4 == OPA_16B_L4_FM) {
__entry->opcode = IB_OPCODE_UD_SEND_ONLY;
__entry->dest_qpn = hfi1_16B_get_dest_qpn(packet->mgmt);
__entry->src_qpn = hfi1_16B_get_src_qpn(packet->mgmt);
} else {
hfi1_trace_parse_16b_bth(packet->ohdr,
&__entry->ack,
&__entry->mig,
......@@ -201,7 +214,9 @@ DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
&__entry->tver,
&__entry->psn,
&__entry->qpn);
}
} else {
__entry->l4 = OPA_16B_L4_9B;
hfi1_trace_parse_9b_hdr(packet->hdr, sc5,
&__entry->lnh,
&__entry->lver,
......@@ -225,6 +240,7 @@ DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
&__entry->qpn);
}
/* extended headers */
if (__entry->l4 != OPA_16B_L4_FM)
memcpy(__get_dynamic_array(ehdrs),
&packet->ohdr->u,
__get_dynamic_array_len(ehdrs));
......@@ -253,9 +269,10 @@ DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
__entry->pkey,
__entry->dlid,
__entry->slid),
hfi1_trace_fmt_bth(p,
hfi1_trace_fmt_rest(p,
__entry->etype ==
RHF_RCV_TYPE_BYPASS,
__entry->l4,
__entry->ack,
__entry->becn,
__entry->fecn,
......@@ -267,11 +284,16 @@ DECLARE_EVENT_CLASS(hfi1_input_ibhdr_template,
__entry->tver,
__entry->pkey,
__entry->psn,
__entry->qpn),
__entry->qpn,
__entry->dest_qpn,
__entry->src_qpn),
/* extended headers */
__get_dynamic_array_len(ehdrs),
__parse_ib_ehdrs(
__entry->opcode,
__entry->l4,
__entry->dest_qpn,
__entry->src_qpn,
(void *)__get_dynamic_array(ehdrs))
)
);
......@@ -310,6 +332,8 @@ DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
__field(u32, psn)
__field(u32, qpn)
__field(u32, slid)
__field(u32, dest_qpn)
__field(u32, src_qpn)
/* extended headers */
__dynamic_array(u8, ehdrs,
hfi1_trace_opa_hdr_len(opah))
......@@ -320,6 +344,8 @@ DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
DD_DEV_ASSIGN(dd);
__entry->hdr_type = opah->hdr_type;
__entry->dest_qpn = 0;
__entry->src_qpn = 0;
if (__entry->hdr_type) {
hfi1_trace_parse_16b_hdr(&opah->opah,
&__entry->age,
......@@ -334,6 +360,12 @@ DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
&__entry->dlid,
&__entry->slid);
if (__entry->l4 == OPA_16B_L4_FM) {
ohdr = NULL;
__entry->opcode = IB_OPCODE_UD_SEND_ONLY;
__entry->dest_qpn = hfi1_16B_get_dest_qpn(&opah->opah.u.mgmt);
__entry->src_qpn = hfi1_16B_get_src_qpn(&opah->opah.u.mgmt);
} else {
if (__entry->l4 == OPA_16B_L4_IB_LOCAL)
ohdr = &opah->opah.u.oth;
else
......@@ -347,6 +379,7 @@ DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
&__entry->tver,
&__entry->psn,
&__entry->qpn);
}
} else {
__entry->l4 = OPA_16B_L4_9B;
hfi1_trace_parse_9b_hdr(&opah->ibh, sc5,
......@@ -376,6 +409,7 @@ DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
}
/* extended headers */
if (__entry->l4 != OPA_16B_L4_FM)
memcpy(__get_dynamic_array(ehdrs),
&ohdr->u, __get_dynamic_array_len(ehdrs));
),
......@@ -399,8 +433,9 @@ DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
__entry->pkey,
__entry->dlid,
__entry->slid),
hfi1_trace_fmt_bth(p,
hfi1_trace_fmt_rest(p,
!!__entry->hdr_type,
__entry->l4,
__entry->ack,
__entry->becn,
__entry->fecn,
......@@ -412,11 +447,16 @@ DECLARE_EVENT_CLASS(hfi1_output_ibhdr_template,
__entry->tver,
__entry->pkey,
__entry->psn,
__entry->qpn),
__entry->qpn,
__entry->dest_qpn,
__entry->src_qpn),
/* extended headers */
__get_dynamic_array_len(ehdrs),
__parse_ib_ehdrs(
__entry->opcode,
__entry->l4,
__entry->dest_qpn,
__entry->src_qpn,
(void *)__get_dynamic_array(ehdrs))
)
);
......
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