diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-10-10 19:40:56 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-10-18 04:58:52 +0300 |
| commit | 7f9b0f774fdf26a5d76363d889ba587e242a497b (patch) | |
| tree | 7510a230c48daa0bfe2e4d72dba2f13b5f6f8ec8 /drivers/scsi/fnic/fnic_scsi.c | |
| parent | c22b332d811b90448e090c7fb487448afb039fcc (diff) | |
| download | linux-7f9b0f774fdf26a5d76363d889ba587e242a497b.tar.xz | |
scsi: fnic: switch to generic DMA API
Switch from the legacy PCI DMA API to the generic DMA API.
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/fnic/fnic_scsi.c')
| -rw-r--r-- | drivers/scsi/fnic/fnic_scsi.c | 38 |
1 files changed, 16 insertions, 22 deletions
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 8cbd3c9f0b4c..12a2f8fa4d19 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -126,17 +126,17 @@ static void fnic_release_ioreq_buf(struct fnic *fnic, struct scsi_cmnd *sc) { if (io_req->sgl_list_pa) - pci_unmap_single(fnic->pdev, io_req->sgl_list_pa, + dma_unmap_single(&fnic->pdev->dev, io_req->sgl_list_pa, sizeof(io_req->sgl_list[0]) * io_req->sgl_cnt, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); scsi_dma_unmap(sc); if (io_req->sgl_cnt) mempool_free(io_req->sgl_list_alloc, fnic->io_sgl_pool[io_req->sgl_type]); if (io_req->sense_buf_pa) - pci_unmap_single(fnic->pdev, io_req->sense_buf_pa, - SCSI_SENSE_BUFFERSIZE, PCI_DMA_FROMDEVICE); + dma_unmap_single(&fnic->pdev->dev, io_req->sense_buf_pa, + SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE); } /* Free up Copy Wq descriptors. Called with copy_wq lock held */ @@ -330,7 +330,6 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, int flags; u8 exch_flags; struct scsi_lun fc_lun; - int r; if (sg_count) { /* For each SGE, create a device desc entry */ @@ -342,30 +341,25 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, desc++; } - io_req->sgl_list_pa = pci_map_single - (fnic->pdev, - io_req->sgl_list, - sizeof(io_req->sgl_list[0]) * sg_count, - PCI_DMA_TODEVICE); - - r = pci_dma_mapping_error(fnic->pdev, io_req->sgl_list_pa); - if (r) { - printk(KERN_ERR "PCI mapping failed with error %d\n", r); + io_req->sgl_list_pa = dma_map_single(&fnic->pdev->dev, + io_req->sgl_list, + sizeof(io_req->sgl_list[0]) * sg_count, + DMA_TO_DEVICE); + if (dma_mapping_error(&fnic->pdev->dev, io_req->sgl_list_pa)) { + printk(KERN_ERR "DMA mapping failed\n"); return SCSI_MLQUEUE_HOST_BUSY; } } - io_req->sense_buf_pa = pci_map_single(fnic->pdev, + io_req->sense_buf_pa = dma_map_single(&fnic->pdev->dev, sc->sense_buffer, SCSI_SENSE_BUFFERSIZE, - PCI_DMA_FROMDEVICE); - - r = pci_dma_mapping_error(fnic->pdev, io_req->sense_buf_pa); - if (r) { - pci_unmap_single(fnic->pdev, io_req->sgl_list_pa, + DMA_FROM_DEVICE); + if (dma_mapping_error(&fnic->pdev->dev, io_req->sense_buf_pa)) { + dma_unmap_single(&fnic->pdev->dev, io_req->sgl_list_pa, sizeof(io_req->sgl_list[0]) * sg_count, - PCI_DMA_TODEVICE); - printk(KERN_ERR "PCI mapping failed with error %d\n", r); + DMA_TO_DEVICE); + printk(KERN_ERR "DMA mapping failed\n"); return SCSI_MLQUEUE_HOST_BUSY; } |