diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-10-11 09:54:21 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-10-17 21:58:52 -0400 |
| commit | 4179a0619ad2f60eda275b6bd55f24c980e4efae (patch) | |
| tree | 610ed6f3ad84885806648560cca1a9b0d05e8876 /drivers/scsi | |
| parent | ab8e7f4bdfeac57074c8a8a9ca12bcd101fdf1ca (diff) | |
| download | linux-4179a0619ad2f60eda275b6bd55f24c980e4efae.tar.bz2 | |
scsi: mvsas: fully convert to the generic DMA API
The driver is currently using an odd mix of legacy PCI DMA API and
generic DMA API calls, switch it over to the generic API entirely.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/mvsas/mv_init.c | 21 | ||||
| -rw-r--r-- | drivers/scsi/mvsas/mv_sas.c | 12 |
2 files changed, 9 insertions, 24 deletions
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c index 8c91637cd598..3ac34373746c 100644 --- a/drivers/scsi/mvsas/mv_init.c +++ b/drivers/scsi/mvsas/mv_init.c @@ -403,29 +403,14 @@ static int pci_go_64(struct pci_dev *pdev) { int rc; - if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) { - rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); - if (rc) { - rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); - if (rc) { - dev_printk(KERN_ERR, &pdev->dev, - "64-bit DMA enable failed\n"); - return rc; - } - } - } else { - rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (rc) { + rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (rc) { dev_printk(KERN_ERR, &pdev->dev, "32-bit DMA enable failed\n"); return rc; } - rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); - if (rc) { - dev_printk(KERN_ERR, &pdev->dev, - "32-bit consistent DMA enable failed\n"); - return rc; - } } return rc; diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index cff43bd9f675..3df1428df317 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -336,13 +336,13 @@ static int mvs_task_prep_smp(struct mvs_info *mvi, * DMA-map SMP request, response buffers */ sg_req = &task->smp_task.smp_req; - elem = dma_map_sg(mvi->dev, sg_req, 1, PCI_DMA_TODEVICE); + elem = dma_map_sg(mvi->dev, sg_req, 1, DMA_TO_DEVICE); if (!elem) return -ENOMEM; req_len = sg_dma_len(sg_req); sg_resp = &task->smp_task.smp_resp; - elem = dma_map_sg(mvi->dev, sg_resp, 1, PCI_DMA_FROMDEVICE); + elem = dma_map_sg(mvi->dev, sg_resp, 1, DMA_FROM_DEVICE); if (!elem) { rc = -ENOMEM; goto err_out; @@ -416,10 +416,10 @@ static int mvs_task_prep_smp(struct mvs_info *mvi, err_out_2: dma_unmap_sg(mvi->dev, &tei->task->smp_task.smp_resp, 1, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); err_out: dma_unmap_sg(mvi->dev, &tei->task->smp_task.smp_req, 1, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); return rc; } @@ -904,9 +904,9 @@ static void mvs_slot_task_free(struct mvs_info *mvi, struct sas_task *task, switch (task->task_proto) { case SAS_PROTOCOL_SMP: dma_unmap_sg(mvi->dev, &task->smp_task.smp_resp, 1, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); dma_unmap_sg(mvi->dev, &task->smp_task.smp_req, 1, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); break; case SAS_PROTOCOL_SATA: |