diff options
Diffstat (limited to 'drivers/staging/rdma/hfi1/trace.c')
| -rw-r--r-- | drivers/staging/rdma/hfi1/trace.c | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/drivers/staging/rdma/hfi1/trace.c b/drivers/staging/rdma/hfi1/trace.c deleted file mode 100644 index caddb2ac3cfc..000000000000 --- a/drivers/staging/rdma/hfi1/trace.c +++ /dev/null @@ -1,236 +0,0 @@ -/* - * Copyright(c) 2015, 2016 Intel Corporation. - * - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * BSD LICENSE - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * - Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - */ -#define CREATE_TRACE_POINTS -#include "trace.h" - -u8 ibhdr_exhdr_len(struct hfi1_ib_header *hdr) -{ - struct hfi1_other_headers *ohdr; - u8 opcode; - u8 lnh = (u8)(be16_to_cpu(hdr->lrh[0]) & 3); - - if (lnh == HFI1_LRH_BTH) - ohdr = &hdr->u.oth; - else - ohdr = &hdr->u.l.oth; - opcode = be32_to_cpu(ohdr->bth[0]) >> 24; - return hdr_len_by_opcode[opcode] == 0 ? - 0 : hdr_len_by_opcode[opcode] - (12 + 8); -} - -#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 %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" - -#define OP(transport, op) IB_OPCODE_## transport ## _ ## op - -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, - void *ehdrs) -{ - union ib_ehdrs *eh = ehdrs; - const char *ret = trace_seq_buffer_ptr(p); - - switch (opcode) { - /* imm */ - case OP(RC, SEND_LAST_WITH_IMMEDIATE): - case OP(UC, SEND_LAST_WITH_IMMEDIATE): - case OP(RC, SEND_ONLY_WITH_IMMEDIATE): - case OP(UC, SEND_ONLY_WITH_IMMEDIATE): - case OP(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE): - case OP(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE): - trace_seq_printf(p, IMM_PRN, - be32_to_cpu(eh->imm_data)); - break; - /* reth + imm */ - case OP(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE): - case OP(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE): - trace_seq_printf(p, RETH_PRN " " IMM_PRN, - (unsigned long long)ib_u64_get( - (__be32 *)&eh->rc.reth.vaddr), - be32_to_cpu(eh->rc.reth.rkey), - be32_to_cpu(eh->rc.reth.length), - be32_to_cpu(eh->rc.imm_data)); - break; - /* reth */ - case OP(RC, RDMA_READ_REQUEST): - case OP(RC, RDMA_WRITE_FIRST): - case OP(UC, RDMA_WRITE_FIRST): - case OP(RC, RDMA_WRITE_ONLY): - case OP(UC, RDMA_WRITE_ONLY): - trace_seq_printf(p, RETH_PRN, - (unsigned long long)ib_u64_get( - (__be32 *)&eh->rc.reth.vaddr), - be32_to_cpu(eh->rc.reth.rkey), - be32_to_cpu(eh->rc.reth.length)); - break; - case OP(RC, RDMA_READ_RESPONSE_FIRST): - 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, - 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, - 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): - case OP(RC, FETCH_ADD): - trace_seq_printf(p, ATOMICETH_PRN, - (unsigned long long)ib_u64_get( - eh->atomic_eth.vaddr), - eh->atomic_eth.rkey, - (unsigned long long)ib_u64_get( - (__be32 *)&eh->atomic_eth.swap_data), - (unsigned long long)ib_u64_get( - (__be32 *)&eh->atomic_eth.compare_data)); - break; - /* deth */ - case OP(UD, SEND_ONLY): - case OP(UD, SEND_ONLY_WITH_IMMEDIATE): - trace_seq_printf(p, DETH_PRN, - be32_to_cpu(eh->ud.deth[0]), - be32_to_cpu(eh->ud.deth[1]) & RVT_QPN_MASK); - break; - } - trace_seq_putc(p, 0); - return ret; -} - -const char *parse_sdma_flags( - struct trace_seq *p, - u64 desc0, u64 desc1) -{ - const char *ret = trace_seq_buffer_ptr(p); - char flags[5] = { 'x', 'x', 'x', 'x', 0 }; - - flags[0] = (desc1 & SDMA_DESC1_INT_REQ_FLAG) ? 'I' : '-'; - flags[1] = (desc1 & SDMA_DESC1_HEAD_TO_HOST_FLAG) ? 'H' : '-'; - flags[2] = (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) ? 'F' : '-'; - flags[3] = (desc0 & SDMA_DESC0_LAST_DESC_FLAG) ? 'L' : '-'; - trace_seq_printf(p, "%s", flags); - if (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) - trace_seq_printf(p, " amode:%u aidx:%u alen:%u", - (u8)((desc1 >> SDMA_DESC1_HEADER_MODE_SHIFT) & - SDMA_DESC1_HEADER_MODE_MASK), - (u8)((desc1 >> SDMA_DESC1_HEADER_INDEX_SHIFT) & - SDMA_DESC1_HEADER_INDEX_MASK), - (u8)((desc1 >> SDMA_DESC1_HEADER_DWS_SHIFT) & - SDMA_DESC1_HEADER_DWS_MASK)); - return ret; -} - -const char *print_u32_array( - struct trace_seq *p, - u32 *arr, int len) -{ - int i; - const char *ret = trace_seq_buffer_ptr(p); - - for (i = 0; i < len ; i++) - trace_seq_printf(p, "%s%#x", i == 0 ? "" : " ", arr[i]); - trace_seq_putc(p, 0); - return ret; -} - -const char *print_u64_array( - struct trace_seq *p, - u64 *arr, int len) -{ - int i; - const char *ret = trace_seq_buffer_ptr(p); - - for (i = 0; i < len; i++) - trace_seq_printf(p, "%s0x%016llx", i == 0 ? "" : " ", arr[i]); - trace_seq_putc(p, 0); - return ret; -} - -__hfi1_trace_fn(PKT); -__hfi1_trace_fn(PROC); -__hfi1_trace_fn(SDMA); -__hfi1_trace_fn(LINKVERB); -__hfi1_trace_fn(DEBUG); -__hfi1_trace_fn(SNOOP); -__hfi1_trace_fn(CNTR); -__hfi1_trace_fn(PIO); -__hfi1_trace_fn(DC8051); -__hfi1_trace_fn(FIRMWARE); -__hfi1_trace_fn(RCVCTRL); -__hfi1_trace_fn(TID); -__hfi1_trace_fn(MMU); -__hfi1_trace_fn(IOCTL); |