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The QLogic FastLinQ Driver for iSCSI (qedi) is the iSCSI specific module for 41000 Series Converged Network Adapters by QLogic. This patch consists of following changes: - MAINTAINERS Makefile and Kconfig changes for qedi, - PCI driver registration, - iSCSI host level initialization, - Debugfs and log level infrastructure. The following indiviual changes are merged into this commit: qedi: Add LL2 iSCSI interface for offload iSCSI. qedi: Add support for iSCSI session management. qedi: Add support for data path. Signed-off-by: Nilesh Javali <nilesh.javali@cavium.com> Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@cavium.com> Signed-off-by: Saurav Kashyap <saurav.kashyap@cavium.com> Signed-off-by: Arun Easi <arun.easi@cavium.com> Signed-off-by: Manish Rangankar <manish.rangankar@cavium.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
144 lines
2.9 KiB
C
144 lines
2.9 KiB
C
/*
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* QLogic iSCSI Offload Driver
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* Copyright (c) 2016 Cavium Inc.
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*
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* This software is available under the terms of the GNU General Public License
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* (GPL) Version 2, available from the file COPYING in the main directory of
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* this source tree.
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*/
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#include "qedi_dbg.h"
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#include <linux/vmalloc.h>
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void
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qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
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const char *fmt, ...)
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{
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va_list va;
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struct va_format vaf;
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char nfunc[32];
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memset(nfunc, 0, sizeof(nfunc));
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memcpy(nfunc, func, sizeof(nfunc) - 1);
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va_start(va, fmt);
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vaf.fmt = fmt;
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vaf.va = &va;
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if (likely(qedi) && likely(qedi->pdev))
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pr_err("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
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nfunc, line, qedi->host_no, &vaf);
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else
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pr_err("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
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va_end(va);
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}
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void
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qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
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const char *fmt, ...)
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{
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va_list va;
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struct va_format vaf;
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char nfunc[32];
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memset(nfunc, 0, sizeof(nfunc));
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memcpy(nfunc, func, sizeof(nfunc) - 1);
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va_start(va, fmt);
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vaf.fmt = fmt;
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vaf.va = &va;
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if (!(qedi_dbg_log & QEDI_LOG_WARN))
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return;
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if (likely(qedi) && likely(qedi->pdev))
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pr_warn("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
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nfunc, line, qedi->host_no, &vaf);
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else
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pr_warn("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
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va_end(va);
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}
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void
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qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
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const char *fmt, ...)
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{
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va_list va;
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struct va_format vaf;
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char nfunc[32];
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memset(nfunc, 0, sizeof(nfunc));
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memcpy(nfunc, func, sizeof(nfunc) - 1);
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va_start(va, fmt);
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vaf.fmt = fmt;
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vaf.va = &va;
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if (!(qedi_dbg_log & QEDI_LOG_NOTICE))
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return;
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if (likely(qedi) && likely(qedi->pdev))
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pr_notice("[%s]:[%s:%d]:%d: %pV",
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dev_name(&qedi->pdev->dev), nfunc, line,
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qedi->host_no, &vaf);
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else
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pr_notice("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
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va_end(va);
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}
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void
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qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
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u32 level, const char *fmt, ...)
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{
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va_list va;
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struct va_format vaf;
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char nfunc[32];
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memset(nfunc, 0, sizeof(nfunc));
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memcpy(nfunc, func, sizeof(nfunc) - 1);
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va_start(va, fmt);
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vaf.fmt = fmt;
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vaf.va = &va;
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if (!(qedi_dbg_log & level))
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return;
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if (likely(qedi) && likely(qedi->pdev))
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pr_info("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
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nfunc, line, qedi->host_no, &vaf);
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else
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pr_info("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
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va_end(va);
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}
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int
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qedi_create_sysfs_attr(struct Scsi_Host *shost, struct sysfs_bin_attrs *iter)
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{
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int ret = 0;
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for (; iter->name; iter++) {
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ret = sysfs_create_bin_file(&shost->shost_gendev.kobj,
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iter->attr);
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if (ret)
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pr_err("Unable to create sysfs %s attr, err(%d).\n",
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iter->name, ret);
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}
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return ret;
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}
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void
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qedi_remove_sysfs_attr(struct Scsi_Host *shost, struct sysfs_bin_attrs *iter)
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{
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for (; iter->name; iter++)
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sysfs_remove_bin_file(&shost->shost_gendev.kobj, iter->attr);
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}
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