diff options
Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.c')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_fusion.c | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index fd607287608e..b0c01cf0428f 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -359,29 +359,24 @@ megasas_get_msix_index(struct megasas_instance *instance, { int sdev_busy; - /* TBD - if sml remove device_busy in future, driver - * should track counter in internal structure. - */ - sdev_busy = atomic_read(&scmd->device->device_busy); + /* nr_hw_queue = 1 for MegaRAID */ + struct blk_mq_hw_ctx *hctx = + scmd->device->request_queue->queue_hw_ctx[0]; + + sdev_busy = atomic_read(&hctx->nr_active); if (instance->perf_mode == MR_BALANCED_PERF_MODE && - sdev_busy > (data_arms * MR_DEVICE_HIGH_IOPS_DEPTH)) { + sdev_busy > (data_arms * MR_DEVICE_HIGH_IOPS_DEPTH)) cmd->request_desc->SCSIIO.MSIxIndex = mega_mod64((atomic64_add_return(1, &instance->high_iops_outstanding) / MR_HIGH_IOPS_BATCH_COUNT), instance->low_latency_index_start); - } else if (instance->msix_load_balance) { + else if (instance->msix_load_balance) cmd->request_desc->SCSIIO.MSIxIndex = (mega_mod64(atomic64_add_return(1, &instance->total_io_count), instance->msix_vectors)); - } else if (instance->host->nr_hw_queues > 1) { - u32 tag = blk_mq_unique_tag(scmd->request); - - cmd->request_desc->SCSIIO.MSIxIndex = blk_mq_unique_tag_to_hwq(tag) + - instance->low_latency_index_start; - } else { + else cmd->request_desc->SCSIIO.MSIxIndex = instance->reply_map[raw_smp_processor_id()]; - } } /** @@ -961,6 +956,9 @@ megasas_alloc_cmds_fusion(struct megasas_instance *instance) if (megasas_alloc_cmdlist_fusion(instance)) goto fail_exit; + dev_info(&instance->pdev->dev, "Configured max firmware commands: %d\n", + instance->max_fw_cmds); + /* The first 256 bytes (SMID 0) is not used. Don't add to the cmd list */ io_req_base = fusion->io_request_frames + MEGA_MPI2_RAID_DEFAULT_IO_FRAME_SIZE; io_req_base_phys = fusion->io_request_frames_phys + MEGA_MPI2_RAID_DEFAULT_IO_FRAME_SIZE; @@ -1104,9 +1102,8 @@ megasas_ioc_init_fusion(struct megasas_instance *instance) MR_HIGH_IOPS_QUEUE_COUNT) && cur_intr_coalescing) instance->perf_mode = MR_BALANCED_PERF_MODE; - dev_info(&instance->pdev->dev, "Performance mode :%s (latency index = %d)\n", - MEGASAS_PERF_MODE_2STR(instance->perf_mode), - instance->low_latency_index_start); + dev_info(&instance->pdev->dev, "Performance mode :%s\n", + MEGASAS_PERF_MODE_2STR(instance->perf_mode)); instance->fw_sync_cache_support = (scratch_pad_1 & MR_CAN_HANDLE_SYNC_CACHE_OFFSET) ? 1 : 0; |