From: Dean Luick <dean.luick@xxxxxxxxx>
Add aeth name syndrome decode
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@xxxxxxxxx>
Signed-off-by: Dean Luick <dean.luick@xxxxxxxxx>
Signed-off-by: Jubin John <jubin.john@xxxxxxxxx>
---
drivers/staging/rdma/hfi1/trace.c | 29 ++++++++++++++++++++++-------
1 files changed, 22 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/rdma/hfi1/trace.c b/drivers/staging/rdma/hfi1/trace.c
index f55b751..10122e8 100644
--- a/drivers/staging/rdma/hfi1/trace.c
+++ b/drivers/staging/rdma/hfi1/trace.c
@@ -67,7 +67,7 @@ u8 ibhdr_exhdr_len(struct hfi1_ib_header *hdr)
#define IMM_PRN "imm %d"
#define RETH_PRN "reth vaddr 0x%.16llx rkey 0x%.8x dlen 0x%.8x"
-#define AETH_PRN "aeth syn 0x%.2x msn 0x%.8x"
+#define AETH_PRN "aeth syn 0x%.2x %s msn 0x%.8x"
#define DETH_PRN "deth qkey 0x%.8x sqpn 0x%.6x"
#define ATOMICACKETH_PRN "origdata %lld"
#define ATOMICETH_PRN "vaddr 0x%llx rkey 0x%.8x sdata %lld cdata %lld"
@@ -79,6 +79,19 @@ static u64 ib_u64_get(__be32 *p)
return ((u64)be32_to_cpu(p[0]) << 32) | be32_to_cpu(p[1]);
}
+static const char *parse_syndrome(u8 syndrome)
+{
+ switch (syndrome >> 5) {
+ case 0:
+ return "ACK";
+ case 1:
+ return "RNRNAK";
+ case 3:
+ return "NAK";
+ }
+ return "";
+}
+
const char *parse_everbs_hdrs(
struct trace_seq *p,
u8 opcode,
@@ -124,16 +137,18 @@ const char *parse_everbs_hdrs(
case OP(RC, RDMA_READ_RESPONSE_LAST):
case OP(RC, RDMA_READ_RESPONSE_ONLY):
case OP(RC, ACKNOWLEDGE):
- trace_seq_printf(p, AETH_PRN,
- be32_to_cpu(eh->aeth) >> 24,
- be32_to_cpu(eh->aeth) & HFI1_MSN_MASK);
+ 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) & HFI1_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) & 0xff,
- be32_to_cpu(eh->at.aeth) & HFI1_MSN_MASK,
- (unsigned long long)ib_u64_get(eh->at.atomic_ack_eth));
+ be32_to_cpu(eh->at.aeth) >> 24,
+ parse_syndrome(be32_to_cpu(eh->at.aeth) >> 24),
+ be32_to_cpu(eh->at.aeth) & HFI1_MSN_MASK,
+ (unsigned long long)
+ ib_u64_get(eh->at.atomic_ack_eth));
break;
/* atomiceth */
case OP(RC, COMPARE_SWAP):
--
1.7.0.7
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