LXR linux/drivers/scsi/qedi/qedi

   1/*
   2 * QLogic iSCSI Offload Driver
   3 * Copyright (c) 2016 Cavium Inc.
   4 *
   5 * This software is available under the terms of the GNU General Public License
   6 * (GPL) Version 2, available from the file COPYING in the main directory of
   7 * this source tree.
   8 */
   9
  10#include "qedi_dbg.h"
  11#include <linux/vmalloc.h>
  12
  13void
  14qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
  15             const char *fmt, ...)
  16{
  17        va_list va;
  18        struct va_format vaf;
  19        char nfunc[32];
  20
  21        memset(nfunc, 0, sizeof(nfunc));
  22        memcpy(nfunc, func, sizeof(nfunc) - 1);
  23
  24        va_start(va, fmt);
  25
  26        vaf.fmt = fmt;
  27        vaf.va = &va;
  28
  29        if (likely(qedi) && likely(qedi->pdev))
  30                pr_err("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
  31                       nfunc, line, qedi->host_no, &vaf);
  32        else
  33                pr_err("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
  34
  35        va_end(va);
  36}
  37
  38void
  39qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
  40              const char *fmt, ...)
  41{
  42        va_list va;
  43        struct va_format vaf;
  44        char nfunc[32];
  45
  46        memset(nfunc, 0, sizeof(nfunc));
  47        memcpy(nfunc, func, sizeof(nfunc) - 1);
  48
  49        va_start(va, fmt);
  50
  51        vaf.fmt = fmt;
  52        vaf.va = &va;
  53
  54        if (!(qedi_dbg_log & QEDI_LOG_WARN))
  55                goto ret;
  56
  57        if (likely(qedi) && likely(qedi->pdev))
  58                pr_warn("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
  59                        nfunc, line, qedi->host_no, &vaf);
  60        else
  61                pr_warn("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
  62
  63ret:
  64        va_end(va);
  65}
  66
  67void
  68qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
  69                const char *fmt, ...)
  70{
  71        va_list va;
  72        struct va_format vaf;
  73        char nfunc[32];
  74
  75        memset(nfunc, 0, sizeof(nfunc));
  76        memcpy(nfunc, func, sizeof(nfunc) - 1);
  77
  78        va_start(va, fmt);
  79
  80        vaf.fmt = fmt;
  81        vaf.va = &va;
  82
  83        if (!(qedi_dbg_log & QEDI_LOG_NOTICE))
  84                goto ret;
  85
  86        if (likely(qedi) && likely(qedi->pdev))
  87                pr_notice("[%s]:[%s:%d]:%d: %pV",
  88                          dev_name(&qedi->pdev->dev), nfunc, line,
  89                          qedi->host_no, &vaf);
  90        else
  91                pr_notice("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
  92
  93ret:
  94        va_end(va);
  95}
  96
  97void
  98qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
  99              u32 level, const char *fmt, ...)
 100{
 101        va_list va;
 102        struct va_format vaf;
 103        char nfunc[32];
 104
 105        memset(nfunc, 0, sizeof(nfunc));
 106        memcpy(nfunc, func, sizeof(nfunc) - 1);
 107
 108        va_start(va, fmt);
 109
 110        vaf.fmt = fmt;
 111        vaf.va = &va;
 112
 113        if (!(qedi_dbg_log & level))
 114                goto ret;
 115
 116        if (likely(qedi) && likely(qedi->pdev))
 117                pr_info("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
 118                        nfunc, line, qedi->host_no, &vaf);
 119        else
 120                pr_info("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
 121
 122ret:
 123        va_end(va);
 124}
 125
 126int
 127qedi_create_sysfs_attr(struct Scsi_Host *shost, struct sysfs_bin_attrs *iter)
 128{
 129        int ret = 0;
 130
 131        for (; iter->name; iter++) {
 132                ret = sysfs_create_bin_file(&shost->shost_gendev.kobj,
 133                                            iter->attr);
 134                if (ret)
 135                        pr_err("Unable to create sysfs %s attr, err(%d).\n",
 136                               iter->name, ret);
 137        }
 138        return ret;
 139}
 140
 141void
 142qedi_remove_sysfs_attr(struct Scsi_Host *shost, struct sysfs_bin_attrs *iter)
 143{
 144        for (; iter->name; iter++)
 145                sysfs_remove_bin_file(&shost->shost_gendev.kobj, iter->attr);
 146}
 147