diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-10-11 16:17:16 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-10-18 03:34:20 +0200 |
| commit | dfda5e21c93a3441e8a54a38000cff95f9515d34 (patch) | |
| tree | 770692c4623feb0dfeab4af48ee307168e67191a /drivers/scsi | |
| parent | scsi: dc395x: fix DMA API usage in sg_update_list (diff) | |
| download | linux-dfda5e21c93a3441e8a54a38000cff95f9515d34.tar.xz linux-dfda5e21c93a3441e8a54a38000cff95f9515d34.zip | |
scsi: dc395x: use generic DMA API
Convert the driver from the legacy pci_* DMA API to the generic DMA API.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/dc395x.c | 37 |
1 files changed, 15 insertions, 22 deletions
diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index f3b65e5efe2b..8c55ec6e1827 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -946,10 +946,8 @@ static void build_srb(struct scsi_cmnd *cmd, struct DeviceCtlBlk *dcb, sgp->length++; } - srb->sg_bus_addr = pci_map_single(dcb->acb->dev, - srb->segment_x, - SEGMENTX_LEN, - PCI_DMA_TODEVICE); + srb->sg_bus_addr = dma_map_single(&dcb->acb->dev->dev, + srb->segment_x, SEGMENTX_LEN, DMA_TO_DEVICE); dprintkdbg(DBG_SG, "build_srb: [n] map sg %p->%08x(%05x)\n", srb->segment_x, srb->sg_bus_addr, SEGMENTX_LEN); @@ -1871,19 +1869,15 @@ static void sg_update_list(struct ScsiReqBlk *srb, u32 left) xferred -= psge->length; } else { /* Partial SG entry done */ - pci_dma_sync_single_for_cpu(srb->dcb-> - acb->dev, - srb->sg_bus_addr, - SEGMENTX_LEN, - PCI_DMA_TODEVICE); + dma_sync_single_for_cpu(&srb->dcb->acb->dev->dev, + srb->sg_bus_addr, SEGMENTX_LEN, + DMA_TO_DEVICE); psge->length -= xferred; psge->address += xferred; srb->sg_index = idx; - pci_dma_sync_single_for_device(srb->dcb-> - acb->dev, - srb->sg_bus_addr, - SEGMENTX_LEN, - PCI_DMA_TODEVICE); + dma_sync_single_for_device(&srb->dcb->acb->dev->dev, + srb->sg_bus_addr, SEGMENTX_LEN, + DMA_TO_DEVICE); break; } psge++; @@ -3178,9 +3172,8 @@ static void pci_unmap_srb(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb) /* unmap DC395x SG list */ dprintkdbg(DBG_SG, "pci_unmap_srb: list=%08x(%05x)\n", srb->sg_bus_addr, SEGMENTX_LEN); - pci_unmap_single(acb->dev, srb->sg_bus_addr, - SEGMENTX_LEN, - PCI_DMA_TODEVICE); + dma_unmap_single(&acb->dev->dev, srb->sg_bus_addr, SEGMENTX_LEN, + DMA_TO_DEVICE); dprintkdbg(DBG_SG, "pci_unmap_srb: segs=%i buffer=%p\n", scsi_sg_count(cmd), scsi_bufflen(cmd)); /* unmap the sg segments */ @@ -3198,8 +3191,8 @@ static void pci_unmap_srb_sense(struct AdapterCtlBlk *acb, /* Unmap sense buffer */ dprintkdbg(DBG_SG, "pci_unmap_srb_sense: buffer=%08x\n", srb->segment_x[0].address); - pci_unmap_single(acb->dev, srb->segment_x[0].address, - srb->segment_x[0].length, PCI_DMA_FROMDEVICE); + dma_unmap_single(&acb->dev->dev, srb->segment_x[0].address, + srb->segment_x[0].length, DMA_FROM_DEVICE); /* Restore SG stuff */ srb->total_xfer_length = srb->xferred; srb->segment_x[0].address = @@ -3594,9 +3587,9 @@ static void request_sense(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, srb->total_xfer_length = SCSI_SENSE_BUFFERSIZE; srb->segment_x[0].length = SCSI_SENSE_BUFFERSIZE; /* Map sense buffer */ - srb->segment_x[0].address = - pci_map_single(acb->dev, cmd->sense_buffer, - SCSI_SENSE_BUFFERSIZE, PCI_DMA_FROMDEVICE); + srb->segment_x[0].address = dma_map_single(&acb->dev->dev, + cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE, + DMA_FROM_DEVICE); dprintkdbg(DBG_SG, "request_sense: map buffer %p->%08x(%05x)\n", cmd->sense_buffer, srb->segment_x[0].address, SCSI_SENSE_BUFFERSIZE); |