From: Christoph Hellwig Date: Wed, 10 Oct 2018 17:31:25 +0000 (+0200) Subject: scsi: megaraid_sas: switch to generic DMA API X-Git-Tag: v4.20-rc1~127^2~20 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=60ee6529511601e9a8660627e7ef9f8c8edaef0c;p=linux.git scsi: megaraid_sas: switch to generic DMA API Switch from the legacy PCI DMA API to the generic DMA API. Signed-off-by: Christoph Hellwig Acked-by: Sumit Saxena Reviewed-by: Johannes Thumshirn Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index f6de7526ded5..9b90c716f06d 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -1330,11 +1330,11 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp, device_id = MEGASAS_DEV_INDEX(scp); pthru = (struct megasas_pthru_frame *)cmd->frame; - if (scp->sc_data_direction == PCI_DMA_TODEVICE) + if (scp->sc_data_direction == DMA_TO_DEVICE) flags = MFI_FRAME_DIR_WRITE; - else if (scp->sc_data_direction == PCI_DMA_FROMDEVICE) + else if (scp->sc_data_direction == DMA_FROM_DEVICE) flags = MFI_FRAME_DIR_READ; - else if (scp->sc_data_direction == PCI_DMA_NONE) + else if (scp->sc_data_direction == DMA_NONE) flags = MFI_FRAME_DIR_NONE; if (instance->flag_ieee == 1) { @@ -1428,9 +1428,9 @@ megasas_build_ldio(struct megasas_instance *instance, struct scsi_cmnd *scp, device_id = MEGASAS_DEV_INDEX(scp); ldio = (struct megasas_io_frame *)cmd->frame; - if (scp->sc_data_direction == PCI_DMA_TODEVICE) + if (scp->sc_data_direction == DMA_TO_DEVICE) flags = MFI_FRAME_DIR_WRITE; - else if (scp->sc_data_direction == PCI_DMA_FROMDEVICE) + else if (scp->sc_data_direction == DMA_FROM_DEVICE) flags = MFI_FRAME_DIR_READ; if (instance->flag_ieee == 1) { @@ -2240,9 +2240,9 @@ static int megasas_get_ld_vf_affiliation_111(struct megasas_instance *instance, sizeof(struct MR_LD_VF_AFFILIATION_111)); else { new_affiliation_111 = - pci_zalloc_consistent(instance->pdev, + dma_zalloc_coherent(&instance->pdev->dev, sizeof(struct MR_LD_VF_AFFILIATION_111), - &new_affiliation_111_h); + &new_affiliation_111_h, GFP_KERNEL); if (!new_affiliation_111) { dev_printk(KERN_DEBUG, &instance->pdev->dev, "SR-IOV: Couldn't allocate " "memory for new affiliation for scsi%d\n", @@ -2302,7 +2302,7 @@ static int megasas_get_ld_vf_affiliation_111(struct megasas_instance *instance, } out: if (new_affiliation_111) { - pci_free_consistent(instance->pdev, + dma_free_coherent(&instance->pdev->dev, sizeof(struct MR_LD_VF_AFFILIATION_111), new_affiliation_111, new_affiliation_111_h); @@ -2347,10 +2347,10 @@ static int megasas_get_ld_vf_affiliation_12(struct megasas_instance *instance, sizeof(struct MR_LD_VF_AFFILIATION)); else { new_affiliation = - pci_zalloc_consistent(instance->pdev, + dma_zalloc_coherent(&instance->pdev->dev, (MAX_LOGICAL_DRIVES + 1) * sizeof(struct MR_LD_VF_AFFILIATION), - &new_affiliation_h); + &new_affiliation_h, GFP_KERNEL); if (!new_affiliation) { dev_printk(KERN_DEBUG, &instance->pdev->dev, "SR-IOV: Couldn't allocate " "memory for new affiliation for scsi%d\n", @@ -2470,7 +2470,7 @@ static int megasas_get_ld_vf_affiliation_12(struct megasas_instance *instance, } if (new_affiliation) - pci_free_consistent(instance->pdev, + dma_free_coherent(&instance->pdev->dev, (MAX_LOGICAL_DRIVES + 1) * sizeof(struct MR_LD_VF_AFFILIATION), new_affiliation, new_affiliation_h); @@ -2513,9 +2513,9 @@ int megasas_sriov_start_heartbeat(struct megasas_instance *instance, if (initial) { instance->hb_host_mem = - pci_zalloc_consistent(instance->pdev, + dma_zalloc_coherent(&instance->pdev->dev, sizeof(struct MR_CTRL_HB_HOST_MEM), - &instance->hb_host_mem_h); + &instance->hb_host_mem_h, GFP_KERNEL); if (!instance->hb_host_mem) { dev_printk(KERN_DEBUG, &instance->pdev->dev, "SR-IOV: Couldn't allocate" " memory for heartbeat host memory for scsi%d\n", @@ -4995,9 +4995,8 @@ megasas_init_adapter_mfi(struct megasas_instance *instance) context_sz = sizeof(u32); reply_q_sz = context_sz * (instance->max_fw_cmds + 1); - instance->reply_queue = pci_alloc_consistent(instance->pdev, - reply_q_sz, - &instance->reply_queue_h); + instance->reply_queue = dma_alloc_coherent(&instance->pdev->dev, + reply_q_sz, &instance->reply_queue_h, GFP_KERNEL); if (!instance->reply_queue) { dev_printk(KERN_DEBUG, &instance->pdev->dev, "Out of DMA mem for reply queue\n"); @@ -5029,7 +5028,7 @@ megasas_init_adapter_mfi(struct megasas_instance *instance) fail_fw_init: - pci_free_consistent(instance->pdev, reply_q_sz, + dma_free_coherent(&instance->pdev->dev, reply_q_sz, instance->reply_queue, instance->reply_queue_h); fail_reply_queue: megasas_free_cmds(instance); @@ -5533,7 +5532,7 @@ static int megasas_init_fw(struct megasas_instance *instance) else { if (instance->crash_dump_buf) - pci_free_consistent(instance->pdev, + dma_free_coherent(&instance->pdev->dev, CRASH_DMA_BUF_SIZE, instance->crash_dump_buf, instance->crash_dump_h); @@ -5616,7 +5615,7 @@ static void megasas_release_mfi(struct megasas_instance *instance) u32 reply_q_sz = sizeof(u32) *(instance->max_mfi_cmds + 1); if (instance->reply_queue) - pci_free_consistent(instance->pdev, reply_q_sz, + dma_free_coherent(&instance->pdev->dev, reply_q_sz, instance->reply_queue, instance->reply_queue_h); megasas_free_cmds(instance); @@ -5655,10 +5654,9 @@ megasas_get_seq_num(struct megasas_instance *instance, } dcmd = &cmd->frame->dcmd; - el_info = pci_zalloc_consistent(instance->pdev, - sizeof(struct megasas_evt_log_info), - &el_info_h); - + el_info = dma_zalloc_coherent(&instance->pdev->dev, + sizeof(struct megasas_evt_log_info), &el_info_h, + GFP_KERNEL); if (!el_info) { megasas_return_cmd(instance, cmd); return -ENOMEM; @@ -5695,8 +5693,9 @@ megasas_get_seq_num(struct megasas_instance *instance, eli->boot_seq_num = el_info->boot_seq_num; dcmd_failed: - pci_free_consistent(instance->pdev, sizeof(struct megasas_evt_log_info), - el_info, el_info_h); + dma_free_coherent(&instance->pdev->dev, + sizeof(struct megasas_evt_log_info), + el_info, el_info_h); megasas_return_cmd(instance, cmd); @@ -6134,10 +6133,10 @@ static inline void megasas_set_adapter_type(struct megasas_instance *instance) static inline int megasas_alloc_mfi_ctrl_mem(struct megasas_instance *instance) { - instance->producer = pci_alloc_consistent(instance->pdev, sizeof(u32), - &instance->producer_h); - instance->consumer = pci_alloc_consistent(instance->pdev, sizeof(u32), - &instance->consumer_h); + instance->producer = dma_alloc_coherent(&instance->pdev->dev, + sizeof(u32), &instance->producer_h, GFP_KERNEL); + instance->consumer = dma_alloc_coherent(&instance->pdev->dev, + sizeof(u32), &instance->consumer_h, GFP_KERNEL); if (!instance->producer || !instance->consumer) { dev_err(&instance->pdev->dev, @@ -6199,11 +6198,11 @@ static inline void megasas_free_ctrl_mem(struct megasas_instance *instance) kfree(instance->reply_map); if (instance->adapter_type == MFI_SERIES) { if (instance->producer) - pci_free_consistent(instance->pdev, sizeof(u32), + dma_free_coherent(&instance->pdev->dev, sizeof(u32), instance->producer, instance->producer_h); if (instance->consumer) - pci_free_consistent(instance->pdev, sizeof(u32), + dma_free_coherent(&instance->pdev->dev, sizeof(u32), instance->consumer, instance->consumer_h); } else { @@ -6224,10 +6223,9 @@ int megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance) struct pci_dev *pdev = instance->pdev; struct fusion_context *fusion = instance->ctrl_context; - instance->evt_detail = - pci_alloc_consistent(pdev, - sizeof(struct megasas_evt_detail), - &instance->evt_detail_h); + instance->evt_detail = dma_alloc_coherent(&pdev->dev, + sizeof(struct megasas_evt_detail), + &instance->evt_detail_h, GFP_KERNEL); if (!instance->evt_detail) { dev_err(&instance->pdev->dev, @@ -6250,9 +6248,9 @@ int megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance) } instance->pd_list_buf = - pci_alloc_consistent(pdev, + dma_alloc_coherent(&pdev->dev, MEGASAS_MAX_PD * sizeof(struct MR_PD_LIST), - &instance->pd_list_buf_h); + &instance->pd_list_buf_h, GFP_KERNEL); if (!instance->pd_list_buf) { dev_err(&pdev->dev, "Failed to allocate PD list buffer\n"); @@ -6260,9 +6258,9 @@ int megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance) } instance->ctrl_info_buf = - pci_alloc_consistent(pdev, + dma_alloc_coherent(&pdev->dev, sizeof(struct megasas_ctrl_info), - &instance->ctrl_info_buf_h); + &instance->ctrl_info_buf_h, GFP_KERNEL); if (!instance->ctrl_info_buf) { dev_err(&pdev->dev, @@ -6271,9 +6269,9 @@ int megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance) } instance->ld_list_buf = - pci_alloc_consistent(pdev, + dma_alloc_coherent(&pdev->dev, sizeof(struct MR_LD_LIST), - &instance->ld_list_buf_h); + &instance->ld_list_buf_h, GFP_KERNEL); if (!instance->ld_list_buf) { dev_err(&pdev->dev, "Failed to allocate LD list buffer\n"); @@ -6281,9 +6279,9 @@ int megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance) } instance->ld_targetid_list_buf = - pci_alloc_consistent(pdev, - sizeof(struct MR_LD_TARGETID_LIST), - &instance->ld_targetid_list_buf_h); + dma_alloc_coherent(&pdev->dev, + sizeof(struct MR_LD_TARGETID_LIST), + &instance->ld_targetid_list_buf_h, GFP_KERNEL); if (!instance->ld_targetid_list_buf) { dev_err(&pdev->dev, @@ -6293,21 +6291,20 @@ int megasas_alloc_ctrl_dma_buffers(struct megasas_instance *instance) if (!reset_devices) { instance->system_info_buf = - pci_alloc_consistent(pdev, - sizeof(struct MR_DRV_SYSTEM_INFO), - &instance->system_info_h); + dma_alloc_coherent(&pdev->dev, + sizeof(struct MR_DRV_SYSTEM_INFO), + &instance->system_info_h, GFP_KERNEL); instance->pd_info = - pci_alloc_consistent(pdev, - sizeof(struct MR_PD_INFO), - &instance->pd_info_h); + dma_alloc_coherent(&pdev->dev, + sizeof(struct MR_PD_INFO), + &instance->pd_info_h, GFP_KERNEL); instance->tgt_prop = - pci_alloc_consistent(pdev, - sizeof(struct MR_TARGET_PROPERTIES), - &instance->tgt_prop_h); + dma_alloc_coherent(&pdev->dev, + sizeof(struct MR_TARGET_PROPERTIES), + &instance->tgt_prop_h, GFP_KERNEL); instance->crash_dump_buf = - pci_alloc_consistent(pdev, - CRASH_DMA_BUF_SIZE, - &instance->crash_dump_h); + dma_alloc_coherent(&pdev->dev, CRASH_DMA_BUF_SIZE, + &instance->crash_dump_h, GFP_KERNEL); if (!instance->system_info_buf) dev_err(&instance->pdev->dev, @@ -6343,7 +6340,7 @@ void megasas_free_ctrl_dma_buffers(struct megasas_instance *instance) struct fusion_context *fusion = instance->ctrl_context; if (instance->evt_detail) - pci_free_consistent(pdev, sizeof(struct megasas_evt_detail), + dma_free_coherent(&pdev->dev, sizeof(struct megasas_evt_detail), instance->evt_detail, instance->evt_detail_h); @@ -6354,41 +6351,41 @@ void megasas_free_ctrl_dma_buffers(struct megasas_instance *instance) fusion->ioc_init_request_phys); if (instance->pd_list_buf) - pci_free_consistent(pdev, + dma_free_coherent(&pdev->dev, MEGASAS_MAX_PD * sizeof(struct MR_PD_LIST), instance->pd_list_buf, instance->pd_list_buf_h); if (instance->ld_list_buf) - pci_free_consistent(pdev, sizeof(struct MR_LD_LIST), + dma_free_coherent(&pdev->dev, sizeof(struct MR_LD_LIST), instance->ld_list_buf, instance->ld_list_buf_h); if (instance->ld_targetid_list_buf) - pci_free_consistent(pdev, sizeof(struct MR_LD_TARGETID_LIST), + dma_free_coherent(&pdev->dev, sizeof(struct MR_LD_TARGETID_LIST), instance->ld_targetid_list_buf, instance->ld_targetid_list_buf_h); if (instance->ctrl_info_buf) - pci_free_consistent(pdev, sizeof(struct megasas_ctrl_info), + dma_free_coherent(&pdev->dev, sizeof(struct megasas_ctrl_info), instance->ctrl_info_buf, instance->ctrl_info_buf_h); if (instance->system_info_buf) - pci_free_consistent(pdev, sizeof(struct MR_DRV_SYSTEM_INFO), + dma_free_coherent(&pdev->dev, sizeof(struct MR_DRV_SYSTEM_INFO), instance->system_info_buf, instance->system_info_h); if (instance->pd_info) - pci_free_consistent(pdev, sizeof(struct MR_PD_INFO), + dma_free_coherent(&pdev->dev, sizeof(struct MR_PD_INFO), instance->pd_info, instance->pd_info_h); if (instance->tgt_prop) - pci_free_consistent(pdev, sizeof(struct MR_TARGET_PROPERTIES), + dma_free_coherent(&pdev->dev, sizeof(struct MR_TARGET_PROPERTIES), instance->tgt_prop, instance->tgt_prop_h); if (instance->crash_dump_buf) - pci_free_consistent(pdev, CRASH_DMA_BUF_SIZE, + dma_free_coherent(&pdev->dev, CRASH_DMA_BUF_SIZE, instance->crash_dump_buf, instance->crash_dump_h); } @@ -6516,17 +6513,20 @@ static int megasas_probe_one(struct pci_dev *pdev, if (instance->requestorId) { if (instance->PlasmaFW111) { instance->vf_affiliation_111 = - pci_alloc_consistent(pdev, sizeof(struct MR_LD_VF_AFFILIATION_111), - &instance->vf_affiliation_111_h); + dma_alloc_coherent(&pdev->dev, + sizeof(struct MR_LD_VF_AFFILIATION_111), + &instance->vf_affiliation_111_h, + GFP_KERNEL); if (!instance->vf_affiliation_111) dev_warn(&pdev->dev, "Can't allocate " "memory for VF affiliation buffer\n"); } else { instance->vf_affiliation = - pci_alloc_consistent(pdev, - (MAX_LOGICAL_DRIVES + 1) * - sizeof(struct MR_LD_VF_AFFILIATION), - &instance->vf_affiliation_h); + dma_alloc_coherent(&pdev->dev, + (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION), + &instance->vf_affiliation_h, + GFP_KERNEL); if (!instance->vf_affiliation) dev_warn(&pdev->dev, "Can't allocate " "memory for VF affiliation buffer\n"); @@ -6994,19 +6994,19 @@ static void megasas_detach_one(struct pci_dev *pdev) } if (instance->vf_affiliation) - pci_free_consistent(pdev, (MAX_LOGICAL_DRIVES + 1) * + dma_free_coherent(&pdev->dev, (MAX_LOGICAL_DRIVES + 1) * sizeof(struct MR_LD_VF_AFFILIATION), instance->vf_affiliation, instance->vf_affiliation_h); if (instance->vf_affiliation_111) - pci_free_consistent(pdev, + dma_free_coherent(&pdev->dev, sizeof(struct MR_LD_VF_AFFILIATION_111), instance->vf_affiliation_111, instance->vf_affiliation_111_h); if (instance->hb_host_mem) - pci_free_consistent(pdev, sizeof(struct MR_CTRL_HB_HOST_MEM), + dma_free_coherent(&pdev->dev, sizeof(struct MR_CTRL_HB_HOST_MEM), instance->hb_host_mem, instance->hb_host_mem_h); @@ -7254,7 +7254,7 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, /* * We don't change the dma_coherent_mask, so - * pci_alloc_consistent only returns 32bit addresses + * dma_alloc_coherent only returns 32bit addresses */ if (instance->consistent_mask_64bit) { kern_sge64[i].phys_addr = cpu_to_le64(buf_handle); diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index c7f95bace353..f74b5ea24f0f 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -684,8 +684,8 @@ megasas_alloc_rdpq_fusion(struct megasas_instance *instance) array_size = sizeof(struct MPI2_IOC_INIT_RDPQ_ARRAY_ENTRY) * MAX_MSIX_QUEUES_FUSION; - fusion->rdpq_virt = pci_zalloc_consistent(instance->pdev, array_size, - &fusion->rdpq_phys); + fusion->rdpq_virt = dma_zalloc_coherent(&instance->pdev->dev, + array_size, &fusion->rdpq_phys, GFP_KERNEL); if (!fusion->rdpq_virt) { dev_err(&instance->pdev->dev, "Failed from %s %d\n", __func__, __LINE__); @@ -813,7 +813,7 @@ megasas_free_rdpq_fusion(struct megasas_instance *instance) { dma_pool_destroy(fusion->reply_frames_desc_pool_align); if (fusion->rdpq_virt) - pci_free_consistent(instance->pdev, + dma_free_coherent(&instance->pdev->dev, sizeof(struct MPI2_IOC_INIT_RDPQ_ARRAY_ENTRY) * MAX_MSIX_QUEUES_FUSION, fusion->rdpq_virt, fusion->rdpq_phys); } @@ -2209,7 +2209,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len, cdb[0] = MEGASAS_SCSI_VARIABLE_LENGTH_CMD; cdb[7] = MEGASAS_SCSI_ADDL_CDB_LEN; - if (scp->sc_data_direction == PCI_DMA_FROMDEVICE) + if (scp->sc_data_direction == DMA_FROM_DEVICE) cdb[9] = MEGASAS_SCSI_SERVICE_ACTION_READ32; else cdb[9] = MEGASAS_SCSI_SERVICE_ACTION_WRITE32; @@ -2238,7 +2238,7 @@ megasas_set_pd_lba(struct MPI2_RAID_SCSI_IO_REQUEST *io_request, u8 cdb_len, cdb[31] = (u8)(num_blocks & 0xff); /* set SCSI IO EEDPFlags */ - if (scp->sc_data_direction == PCI_DMA_FROMDEVICE) { + if (scp->sc_data_direction == DMA_FROM_DEVICE) { io_request->EEDPFlags = cpu_to_le16( MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | @@ -2621,7 +2621,7 @@ megasas_build_ldio_fusion(struct megasas_instance *instance, scsi_buff_len = scsi_bufflen(scp); io_request->DataLength = cpu_to_le32(scsi_buff_len); - if (scp->sc_data_direction == PCI_DMA_FROMDEVICE) + if (scp->sc_data_direction == DMA_FROM_DEVICE) io_info.isRead = 1; local_map_ptr = fusion->ld_drv_map[(instance->map_id & 1)]; @@ -3088,9 +3088,9 @@ megasas_build_io_fusion(struct megasas_instance *instance, io_request->SGLFlags = cpu_to_le16(MPI2_SGE_FLAGS_64_BIT_ADDRESSING); - if (scp->sc_data_direction == PCI_DMA_TODEVICE) + if (scp->sc_data_direction == DMA_TO_DEVICE) io_request->Control |= cpu_to_le32(MPI2_SCSIIO_CONTROL_WRITE); - else if (scp->sc_data_direction == PCI_DMA_FROMDEVICE) + else if (scp->sc_data_direction == DMA_FROM_DEVICE) io_request->Control |= cpu_to_le32(MPI2_SCSIIO_CONTROL_READ); io_request->SGLOffset0 =