diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
commit | d0b2f91bede3bd5e3d24dd6803e56eee959c1797 (patch) | |
tree | 7fee4ab0509879c373c4f2cbd5b8a5be5b4041ee /drivers/scsi/qla2xxx/qla_attr.c | |
parent | e914f8eb445e8f74b00303c19c2ffceaedd16a05 (diff) |
Linux-libre 4.8.2-gnupck-4.8.2-gnu
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_attr.c')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_attr.c | 170 |
1 files changed, 52 insertions, 118 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 4dc06a13c..fe7469c90 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -147,92 +147,6 @@ static struct bin_attribute sysfs_fw_dump_attr = { }; static ssize_t -qla2x00_sysfs_read_fw_dump_template(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) -{ - struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, - struct device, kobj))); - struct qla_hw_data *ha = vha->hw; - - if (!ha->fw_dump_template || !ha->fw_dump_template_len) - return 0; - - ql_dbg(ql_dbg_user, vha, 0x70e2, - "chunk <- off=%llx count=%zx\n", off, count); - return memory_read_from_buffer(buf, count, &off, - ha->fw_dump_template, ha->fw_dump_template_len); -} - -static ssize_t -qla2x00_sysfs_write_fw_dump_template(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) -{ - struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, - struct device, kobj))); - struct qla_hw_data *ha = vha->hw; - uint32_t size; - - if (off == 0) { - if (ha->fw_dump) - vfree(ha->fw_dump); - if (ha->fw_dump_template) - vfree(ha->fw_dump_template); - - ha->fw_dump = NULL; - ha->fw_dump_len = 0; - ha->fw_dump_template = NULL; - ha->fw_dump_template_len = 0; - - size = qla27xx_fwdt_template_size(buf); - ql_dbg(ql_dbg_user, vha, 0x70d1, - "-> allocating fwdt (%x bytes)...\n", size); - ha->fw_dump_template = vmalloc(size); - if (!ha->fw_dump_template) { - ql_log(ql_log_warn, vha, 0x70d2, - "Failed allocate fwdt (%x bytes).\n", size); - return -ENOMEM; - } - ha->fw_dump_template_len = size; - } - - if (off + count > ha->fw_dump_template_len) { - count = ha->fw_dump_template_len - off; - ql_dbg(ql_dbg_user, vha, 0x70d3, - "chunk -> truncating to %zx bytes.\n", count); - } - - ql_dbg(ql_dbg_user, vha, 0x70d4, - "chunk -> off=%llx count=%zx\n", off, count); - memcpy(ha->fw_dump_template + off, buf, count); - - if (off + count == ha->fw_dump_template_len) { - size = qla27xx_fwdt_calculate_dump_size(vha); - ql_dbg(ql_dbg_user, vha, 0x70d5, - "-> allocating fwdump (%x bytes)...\n", size); - ha->fw_dump = vmalloc(size); - if (!ha->fw_dump) { - ql_log(ql_log_warn, vha, 0x70d6, - "Failed allocate fwdump (%x bytes).\n", size); - return -ENOMEM; - } - ha->fw_dump_len = size; - } - - return count; -} -static struct bin_attribute sysfs_fw_dump_template_attr = { - .attr = { - .name = "fw_dump_template", - .mode = S_IRUSR | S_IWUSR, - }, - .size = 0, - .read = qla2x00_sysfs_read_fw_dump_template, - .write = qla2x00_sysfs_write_fw_dump_template, -}; - -static ssize_t qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) @@ -973,7 +887,6 @@ static struct sysfs_entry { int is4GBp_only; } bin_file_entries[] = { { "fw_dump", &sysfs_fw_dump_attr, }, - { "fw_dump_template", &sysfs_fw_dump_template_attr, 0x27 }, { "nvram", &sysfs_nvram_attr, }, { "optrom", &sysfs_optrom_attr, }, { "optrom_ctl", &sysfs_optrom_ctl_attr, }, @@ -1000,8 +913,6 @@ qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha) continue; if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) continue; - if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw)) - continue; ret = sysfs_create_bin_file(&host->shost_gendev.kobj, iter->attr); @@ -1858,6 +1769,9 @@ qla2x00_terminate_rport_io(struct fc_rport *rport) if (!fcport) return; + if (test_bit(UNLOADING, &fcport->vha->dpc_flags)) + return; + if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) return; @@ -1900,10 +1814,9 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost) int rval; struct link_statistics *stats; dma_addr_t stats_dma; - struct fc_host_statistics *pfc_host_stat; + struct fc_host_statistics *p = &vha->fc_host_stat; - pfc_host_stat = &vha->fc_host_stat; - memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics)); + memset(p, -1, sizeof(*p)); if (IS_QLAFX00(vha->hw)) goto done; @@ -1918,17 +1831,17 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost) goto done; stats = dma_alloc_coherent(&ha->pdev->dev, - sizeof(struct link_statistics), &stats_dma, GFP_KERNEL); - if (stats == NULL) { + sizeof(*stats), &stats_dma, GFP_KERNEL); + if (!stats) { ql_log(ql_log_warn, vha, 0x707d, "Failed to allocate memory for stats.\n"); goto done; } - memset(stats, 0, DMA_POOL_SIZE); + memset(stats, 0, sizeof(*stats)); rval = QLA_FUNCTION_FAILED; if (IS_FWI2_CAPABLE(ha)) { - rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma); + rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0); } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && !ha->dpc_active) { /* Must be in a 'READY' state for statistics retrieval. */ @@ -1939,47 +1852,68 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost) if (rval != QLA_SUCCESS) goto done_free; - pfc_host_stat->link_failure_count = stats->link_fail_cnt; - pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt; - pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt; - pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; - pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt; - pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt; + p->link_failure_count = stats->link_fail_cnt; + p->loss_of_sync_count = stats->loss_sync_cnt; + p->loss_of_signal_count = stats->loss_sig_cnt; + p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; + p->invalid_tx_word_count = stats->inval_xmit_word_cnt; + p->invalid_crc_count = stats->inval_crc_cnt; if (IS_FWI2_CAPABLE(ha)) { - pfc_host_stat->lip_count = stats->lip_cnt; - pfc_host_stat->tx_frames = stats->tx_frames; - pfc_host_stat->rx_frames = stats->rx_frames; - pfc_host_stat->dumped_frames = stats->discarded_frames; - pfc_host_stat->nos_count = stats->nos_rcvd; - pfc_host_stat->error_frames = + p->lip_count = stats->lip_cnt; + p->tx_frames = stats->tx_frames; + p->rx_frames = stats->rx_frames; + p->dumped_frames = stats->discarded_frames; + p->nos_count = stats->nos_rcvd; + p->error_frames = stats->dropped_frames + stats->discarded_frames; - pfc_host_stat->rx_words = vha->qla_stats.input_bytes; - pfc_host_stat->tx_words = vha->qla_stats.output_bytes; + p->rx_words = vha->qla_stats.input_bytes; + p->tx_words = vha->qla_stats.output_bytes; } - pfc_host_stat->fcp_control_requests = vha->qla_stats.control_requests; - pfc_host_stat->fcp_input_requests = vha->qla_stats.input_requests; - pfc_host_stat->fcp_output_requests = vha->qla_stats.output_requests; - pfc_host_stat->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20; - pfc_host_stat->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20; - pfc_host_stat->seconds_since_last_reset = + p->fcp_control_requests = vha->qla_stats.control_requests; + p->fcp_input_requests = vha->qla_stats.input_requests; + p->fcp_output_requests = vha->qla_stats.output_requests; + p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20; + p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20; + p->seconds_since_last_reset = get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset; - do_div(pfc_host_stat->seconds_since_last_reset, HZ); + do_div(p->seconds_since_last_reset, HZ); done_free: dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics), stats, stats_dma); done: - return pfc_host_stat; + return p; } static void qla2x00_reset_host_stats(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); + struct qla_hw_data *ha = vha->hw; + struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); + struct link_statistics *stats; + dma_addr_t stats_dma; + memset(&vha->qla_stats, 0, sizeof(vha->qla_stats)); memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat)); vha->qla_stats.jiffies_at_last_reset = get_jiffies_64(); + + if (IS_FWI2_CAPABLE(ha)) { + stats = dma_alloc_coherent(&ha->pdev->dev, + sizeof(*stats), &stats_dma, GFP_KERNEL); + if (!stats) { + ql_log(ql_log_warn, vha, 0x70d7, + "Failed to allocate memory for stats.\n"); + return; + } + + /* reset firmware statistics */ + qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0); + + dma_free_coherent(&ha->pdev->dev, sizeof(*stats), + stats, stats_dma); + } } static void |