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path: root/drivers/scsi/qedi/qedi_dbg.c
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Diffstat (limited to 'drivers/scsi/qedi/qedi_dbg.c')
-rw-r--r--drivers/scsi/qedi/qedi_dbg.c143
1 files changed, 143 insertions, 0 deletions
diff --git a/drivers/scsi/qedi/qedi_dbg.c b/drivers/scsi/qedi/qedi_dbg.c
new file mode 100644
index 000000000000..2bdedb9c39bc
--- /dev/null
+++ b/drivers/scsi/qedi/qedi_dbg.c
@@ -0,0 +1,143 @@
+/*
+ * QLogic iSCSI Offload Driver
+ * Copyright (c) 2016 Cavium Inc.
+ *
+ * This software is available under the terms of the GNU General Public License
+ * (GPL) Version 2, available from the file COPYING in the main directory of
+ * this source tree.
+ */
+
+#include "qedi_dbg.h"
+#include <linux/vmalloc.h>
+
+void
+qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
+ const char *fmt, ...)
+{
+ va_list va;
+ struct va_format vaf;
+ char nfunc[32];
+
+ memset(nfunc, 0, sizeof(nfunc));
+ memcpy(nfunc, func, sizeof(nfunc) - 1);
+
+ va_start(va, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &va;
+
+ if (likely(qedi) && likely(qedi->pdev))
+ pr_err("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
+ nfunc, line, qedi->host_no, &vaf);
+ else
+ pr_err("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
+
+ va_end(va);
+}
+
+void
+qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
+ const char *fmt, ...)
+{
+ va_list va;
+ struct va_format vaf;
+ char nfunc[32];
+
+ memset(nfunc, 0, sizeof(nfunc));
+ memcpy(nfunc, func, sizeof(nfunc) - 1);
+
+ va_start(va, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &va;
+
+ if (!(qedi_dbg_log & QEDI_LOG_WARN))
+ return;
+
+ if (likely(qedi) && likely(qedi->pdev))
+ pr_warn("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
+ nfunc, line, qedi->host_no, &vaf);
+ else
+ pr_warn("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
+
+ va_end(va);
+}
+
+void
+qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
+ const char *fmt, ...)
+{
+ va_list va;
+ struct va_format vaf;
+ char nfunc[32];
+
+ memset(nfunc, 0, sizeof(nfunc));
+ memcpy(nfunc, func, sizeof(nfunc) - 1);
+
+ va_start(va, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &va;
+
+ if (!(qedi_dbg_log & QEDI_LOG_NOTICE))
+ return;
+
+ if (likely(qedi) && likely(qedi->pdev))
+ pr_notice("[%s]:[%s:%d]:%d: %pV",
+ dev_name(&qedi->pdev->dev), nfunc, line,
+ qedi->host_no, &vaf);
+ else
+ pr_notice("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
+
+ va_end(va);
+}
+
+void
+qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
+ u32 level, const char *fmt, ...)
+{
+ va_list va;
+ struct va_format vaf;
+ char nfunc[32];
+
+ memset(nfunc, 0, sizeof(nfunc));
+ memcpy(nfunc, func, sizeof(nfunc) - 1);
+
+ va_start(va, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &va;
+
+ if (!(qedi_dbg_log & level))
+ return;
+
+ if (likely(qedi) && likely(qedi->pdev))
+ pr_info("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
+ nfunc, line, qedi->host_no, &vaf);
+ else
+ pr_info("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
+
+ va_end(va);
+}
+
+int
+qedi_create_sysfs_attr(struct Scsi_Host *shost, struct sysfs_bin_attrs *iter)
+{
+ int ret = 0;
+
+ for (; iter->name; iter++) {
+ ret = sysfs_create_bin_file(&shost->shost_gendev.kobj,
+ iter->attr);
+ if (ret)
+ pr_err("Unable to create sysfs %s attr, err(%d).\n",
+ iter->name, ret);
+ }
+ return ret;
+}
+
+void
+qedi_remove_sysfs_attr(struct Scsi_Host *shost, struct sysfs_bin_attrs *iter)
+{
+ for (; iter->name; iter++)
+ sysfs_remove_bin_file(&shost->shost_gendev.kobj, iter->attr);
+}