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>

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);