drivers/infiniband/hw/cxgb3/cxio_dbg.c

   1 /*
   2  * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and/or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32 #ifdef DEBUG
  33 #include <linux/types.h>
  34 #include <linux/slab.h>
  35 #include "common.h"
  36 #include "cxgb3_ioctl.h"
  37 #include "cxio_hal.h"
  38 #include "cxio_wr.h"
  39
  40 void cxio_dump_tpt(struct cxio_rdev *rdev, u32 stag)
  41 {
  42         struct ch_mem_range *m;
  43         u64 *data;
  44         int rc;
  45         int size = 32;
  46
  47         m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
  48         if (!m) {
  49                 PDBG("%s couldn't allocate memory.\n", __func__);
  50                 return;
  51         }
  52         m->mem_id = MEM_PMRX;
  53         m->addr = (stag>>8) * 32 + rdev->rnic_info.tpt_base;
  54         m->len = size;
  55         PDBG("%s TPT addr 0x%x len %d\n", __func__, m->addr, m->len);
  56         rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
  57         if (rc) {
  58                 PDBG("%s toectl returned error %d\n", __func__, rc);
  59                 kfree(m);
  60                 return;
  61         }
  62
  63         data = (u64 *)m->buf;
  64         while (size > 0) {
  65                 PDBG("TPT %08x: %016llx\n", m->addr, (unsigned long long) *data);
  66                 size -= 8;
  67                 data++;
  68                 m->addr += 8;
  69         }
  70         kfree(m);
  71 }
  72
  73 void cxio_dump_pbl(struct cxio_rdev *rdev, u32 pbl_addr, uint len, u8 shift)
  74 {
  75         struct ch_mem_range *m;
  76         u64 *data;
  77         int rc;
  78         int size, npages;
  79
  80         shift += 12;
  81         npages = (len + (1ULL << shift) - 1) >> shift;
  82         size = npages * sizeof(u64);
  83
  84         m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
  85         if (!m) {
  86                 PDBG("%s couldn't allocate memory.\n", __func__);
  87                 return;
  88         }
  89         m->mem_id = MEM_PMRX;
  90         m->addr = pbl_addr;
  91         m->len = size;
  92         PDBG("%s PBL addr 0x%x len %d depth %d\n",
  93                 __func__, m->addr, m->len, npages);
  94         rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
  95         if (rc) {
  96                 PDBG("%s toectl returned error %d\n", __func__, rc);
  97                 kfree(m);
  98                 return;
  99         }
 100
 101         data = (u64 *)m->buf;
 102         while (size > 0) {
 103                 PDBG("PBL %08x: %016llx\n", m->addr, (unsigned long long) *data);
 104                 size -= 8;
 105                 data++;
 106                 m->addr += 8;
 107         }
 108         kfree(m);
 109 }
 110
 111 void cxio_dump_wqe(union t3_wr *wqe)
 112 {
 113         __be64 *data = (__be64 *)wqe;
 114         uint size = (uint)(be64_to_cpu(*data) & 0xff);
 115
 116         if (size == 0)
 117                 size = 8;
 118         while (size > 0) {
 119                 PDBG("WQE %p: %016llx\n", data,
 120                      (unsigned long long) be64_to_cpu(*data));
 121                 size--;
 122                 data++;
 123         }
 124 }
 125
 126 void cxio_dump_wce(struct t3_cqe *wce)
 127 {
 128         __be64 *data = (__be64 *)wce;
 129         int size = sizeof(*wce);
 130
 131         while (size > 0) {
 132                 PDBG("WCE %p: %016llx\n", data,
 133                      (unsigned long long) be64_to_cpu(*data));
 134                 size -= 8;
 135                 data++;
 136         }
 137 }
 138
 139 void cxio_dump_rqt(struct cxio_rdev *rdev, u32 hwtid, int nents)
 140 {
 141         struct ch_mem_range *m;
 142         int size = nents * 64;
 143         u64 *data;
 144         int rc;
 145
 146         m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
 147         if (!m) {
 148                 PDBG("%s couldn't allocate memory.\n", __func__);
 149                 return;
 150         }
 151         m->mem_id = MEM_PMRX;
 152         m->addr = ((hwtid)<<10) + rdev->rnic_info.rqt_base;
 153         m->len = size;
 154         PDBG("%s RQT addr 0x%x len %d\n", __func__, m->addr, m->len);
 155         rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
 156         if (rc) {
 157                 PDBG("%s toectl returned error %d\n", __func__, rc);
 158                 kfree(m);
 159                 return;
 160         }
 161
 162         data = (u64 *)m->buf;
 163         while (size > 0) {
 164                 PDBG("RQT %08x: %016llx\n", m->addr, (unsigned long long) *data);
 165                 size -= 8;
 166                 data++;
 167                 m->addr += 8;
 168         }
 169         kfree(m);
 170 }
 171
 172 void cxio_dump_tcb(struct cxio_rdev *rdev, u32 hwtid)
 173 {
 174         struct ch_mem_range *m;
 175         int size = TCB_SIZE;
 176         u32 *data;
 177         int rc;
 178
 179         m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
 180         if (!m) {
 181                 PDBG("%s couldn't allocate memory.\n", __func__);
 182                 return;
 183         }
 184         m->mem_id = MEM_CM;
 185         m->addr = hwtid * size;
 186         m->len = size;
 187         PDBG("%s TCB %d len %d\n", __func__, m->addr, m->len);
 188         rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
 189         if (rc) {
 190                 PDBG("%s toectl returned error %d\n", __func__, rc);
 191                 kfree(m);
 192                 return;
 193         }
 194
 195         data = (u32 *)m->buf;
 196         while (size > 0) {
 197                 printk("%2u: %08x %08x %08x %08x %08x %08x %08x %08x\n",
 198                         m->addr,
 199                         *(data+2), *(data+3), *(data),*(data+1),
 200                         *(data+6), *(data+7), *(data+4), *(data+5));
 201                 size -= 32;
 202                 data += 8;
 203                 m->addr += 32;
 204         }
 205         kfree(m);
 206 }
 207 #endif