sparc: Convert all SBUS drivers to dma_*() interfaces.

And all the SBUS dma interfaces are deleted.

A private implementation remains inside of the 32-bit sparc port which
exists only for the sake of the implementation of dma_*().

Signed-off-by: David S. Miller <davem@davemloft.net>

8 files changed, 181 insertions, 190 deletions

diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
index c5ab44fc13df..f607e59bffae 100644
--- a/drivers/atm/fore200e.c
+++ b/drivers/atm/fore200e.c
@@ -680,7 +680,7 @@ fore200e_sba_dma_map(struct fore200e* fore200e, void* virt_addr, int size, int d
 {
     struct sbus_dev *sdev = fore200e->bus_dev;
     struct device *dev = &sdev->ofdev.dev;
-    u32 dma_addr = sbus_map_single(dev, virt_addr, size, direction);
+    u32 dma_addr = dma_map_single(dev, virt_addr, size, direction);
 
     DPRINTK(3, "SBUS DVMA mapping: virt_addr = 0x%p, size = %d, direction = %d --> dma_addr = 0x%08x\n",
             virt_addr, size, direction, dma_addr);
@@ -698,7 +698,7 @@ fore200e_sba_dma_unmap(struct fore200e* fore200e, u32 dma_addr, int size, int di
     DPRINTK(3, "SBUS DVMA unmapping: dma_addr = 0x%08x, size = %d, direction = %d,\n",
             dma_addr, size, direction);
 
-    sbus_unmap_single(dev, dma_addr, size, direction);
+    dma_unmap_single(dev, dma_addr, size, direction);
 }
 
 
@@ -710,7 +710,7 @@ fore200e_sba_dma_sync_for_cpu(struct fore200e* fore200e, u32 dma_addr, int size,
 
     DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction);
     
-    sbus_dma_sync_single_for_cpu(dev, dma_addr, size, direction);
+    dma_sync_single_for_cpu(dev, dma_addr, size, direction);
 }
 
 static void
@@ -721,7 +721,7 @@ fore200e_sba_dma_sync_for_device(struct fore200e* fore200e, u32 dma_addr, int si
 
     DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction);
 
-    sbus_dma_sync_single_for_device(dev, dma_addr, size, direction);
+    dma_sync_single_for_device(dev, dma_addr, size, direction);
 }
 
 
@@ -738,8 +738,8 @@ fore200e_sba_dma_chunk_alloc(struct fore200e* fore200e, struct chunk* chunk,
     chunk->alloc_size = chunk->align_size = size * nbr;
 
     /* returned chunks are page-aligned */
-    chunk->alloc_addr = sbus_alloc_consistent(dev, chunk->alloc_size,
-                                              &chunk->dma_addr);
+    chunk->alloc_addr = dma_alloc_coherent(dev, chunk->alloc_size,
+                                           &chunk->dma_addr, GFP_ATOMIC);
 
     if ((chunk->alloc_addr == NULL) || (chunk->dma_addr == 0))
         return -ENOMEM;
@@ -758,8 +758,8 @@ fore200e_sba_dma_chunk_free(struct fore200e* fore200e, struct chunk* chunk)
     struct sbus_dev *sdev = (struct sbus_dev *) fore200e->bus_dev;
     struct device *dev = &sdev->ofdev.dev;
 
-    sbus_free_consistent(dev, chunk->alloc_size,
-                         chunk->alloc_addr, chunk->dma_addr);
+    dma_free_coherent(dev, chunk->alloc_size,
+                      chunk->alloc_addr, chunk->dma_addr);
 }
 
 
diff --git a/drivers/net/myri_sbus.c b/drivers/net/myri_sbus.c
index c17462159d9d..858880b619ce 100644
--- a/drivers/net/myri_sbus.c
+++ b/drivers/net/myri_sbus.c
@@ -22,6 +22,7 @@ static char version[] =
 #include <linux/etherdevice.h>
 #include <linux/skbuff.h>
 #include <linux/bitops.h>
+#include <linux/dma-mapping.h>
 
 #include <net/dst.h>
 #include <net/arp.h>
@@ -243,8 +244,8 @@ static void myri_clean_rings(struct myri_eth *mp)
                         u32 dma_addr;
 
                         dma_addr = sbus_readl(&rxd->myri_scatters[0].addr);
-                        sbus_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
-                                          RX_ALLOC_SIZE, SBUS_DMA_FROMDEVICE);
+                        dma_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
+                                         RX_ALLOC_SIZE, DMA_FROM_DEVICE);
                         dev_kfree_skb(mp->rx_skbs[i]);
                         mp->rx_skbs[i] = NULL;
                 }
@@ -260,9 +261,9 @@ static void myri_clean_rings(struct myri_eth *mp)
                         u32 dma_addr;
 
                         dma_addr = sbus_readl(&txd->myri_gathers[0].addr);
-                        sbus_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
-                                          (skb->len + 3) & ~3,
-                                          SBUS_DMA_TODEVICE);
+                        dma_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
+                                         (skb->len + 3) & ~3,
+                                         DMA_TO_DEVICE);
                         dev_kfree_skb(mp->tx_skbs[i]);
                         mp->tx_skbs[i] = NULL;
                 }
@@ -291,9 +292,9 @@ static void myri_init_rings(struct myri_eth *mp, int from_irq)
                 skb->dev = dev;
                 skb_put(skb, RX_ALLOC_SIZE);
 
-                dma_addr = sbus_map_single(&mp->myri_sdev->ofdev.dev,
-                                           skb->data, RX_ALLOC_SIZE,
-                                           SBUS_DMA_FROMDEVICE);
+                dma_addr = dma_map_single(&mp->myri_sdev->ofdev.dev,
+                                          skb->data, RX_ALLOC_SIZE,
+                                          DMA_FROM_DEVICE);
                 sbus_writel(dma_addr, &rxd[i].myri_scatters[0].addr);
                 sbus_writel(RX_ALLOC_SIZE, &rxd[i].myri_scatters[0].len);
                 sbus_writel(i, &rxd[i].ctx);
@@ -349,8 +350,8 @@ static void myri_tx(struct myri_eth *mp, struct net_device *dev)
 
                 DTX(("SKB[%d] ", entry));
                 dma_addr = sbus_readl(&sq->myri_txd[entry].myri_gathers[0].addr);
-                sbus_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
-                                  skb->len, SBUS_DMA_TODEVICE);
+                dma_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
+                                 skb->len, DMA_TO_DEVICE);
                 dev_kfree_skb(skb);
                 mp->tx_skbs[entry] = NULL;
                 dev->stats.tx_packets++;
@@ -429,9 +430,9 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
 
                 /* Check for errors. */
                 DRX(("rxd[%d]: %p len[%d] csum[%08x] ", entry, rxd, len, csum));
-                sbus_dma_sync_single_for_cpu(&mp->myri_sdev->ofdev.dev,
-                                             sbus_readl(&rxd->myri_scatters[0].addr),
-                                             RX_ALLOC_SIZE, SBUS_DMA_FROMDEVICE);
+                dma_sync_single_for_cpu(&mp->myri_sdev->ofdev.dev,
+                                        sbus_readl(&rxd->myri_scatters[0].addr),
+                                        RX_ALLOC_SIZE, DMA_FROM_DEVICE);
                 if (len < (ETH_HLEN + MYRI_PAD_LEN) || (skb->data[0] != MYRI_PAD_LEN)) {
                         DRX(("ERROR["));
                         dev->stats.rx_errors++;
@@ -448,10 +449,10 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
                         drops++;
                         DRX(("DROP "));
                         dev->stats.rx_dropped++;
-                        sbus_dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
-                                                        sbus_readl(&rxd->myri_scatters[0].addr),
-                                                        RX_ALLOC_SIZE,
-                                                        SBUS_DMA_FROMDEVICE);
+                        dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
+                                                   sbus_readl(&rxd->myri_scatters[0].addr),
+                                                   RX_ALLOC_SIZE,
+                                                   DMA_FROM_DEVICE);
                         sbus_writel(RX_ALLOC_SIZE, &rxd->myri_scatters[0].len);
                         sbus_writel(index, &rxd->ctx);
                         sbus_writel(1, &rxd->num_sg);
@@ -470,17 +471,17 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
                                 DRX(("skb_alloc(FAILED) "));
                                 goto drop_it;
                         }
-                        sbus_unmap_single(&mp->myri_sdev->ofdev.dev,
-                                          sbus_readl(&rxd->myri_scatters[0].addr),
-                                          RX_ALLOC_SIZE,
-                                          SBUS_DMA_FROMDEVICE);
+                        dma_unmap_single(&mp->myri_sdev->ofdev.dev,
+                                         sbus_readl(&rxd->myri_scatters[0].addr),
+                                         RX_ALLOC_SIZE,
+                                         DMA_FROM_DEVICE);
                         mp->rx_skbs[index] = new_skb;
                         new_skb->dev = dev;
                         skb_put(new_skb, RX_ALLOC_SIZE);
-                        dma_addr = sbus_map_single(&mp->myri_sdev->ofdev.dev,
-                                                   new_skb->data,
-                                                   RX_ALLOC_SIZE,
-                                                   SBUS_DMA_FROMDEVICE);
+                        dma_addr = dma_map_single(&mp->myri_sdev->ofdev.dev,
+                                                  new_skb->data,
+                                                  RX_ALLOC_SIZE,
+                                                  DMA_FROM_DEVICE);
                         sbus_writel(dma_addr, &rxd->myri_scatters[0].addr);
                         sbus_writel(RX_ALLOC_SIZE, &rxd->myri_scatters[0].len);
                         sbus_writel(index, &rxd->ctx);
@@ -506,10 +507,10 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
 
                         /* Reuse original ring buffer. */
                         DRX(("reuse "));
-                        sbus_dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
-                                                        sbus_readl(&rxd->myri_scatters[0].addr),
-                                                        RX_ALLOC_SIZE,
-                                                        SBUS_DMA_FROMDEVICE);
+                        dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
+                                                   sbus_readl(&rxd->myri_scatters[0].addr),
+                                                   RX_ALLOC_SIZE,
+                                                   DMA_FROM_DEVICE);
                         sbus_writel(RX_ALLOC_SIZE, &rxd->myri_scatters[0].len);
                         sbus_writel(index, &rxd->ctx);
                         sbus_writel(1, &rxd->num_sg);
@@ -658,8 +659,8 @@ static int myri_start_xmit(struct sk_buff *skb, struct net_device *dev)
                 sbus_writew((skb->data[4] << 8) | skb->data[5], &txd->addr[3]);
         }
 
-        dma_addr = sbus_map_single(&mp->myri_sdev->ofdev.dev, skb->data,
-                                   len, SBUS_DMA_TODEVICE);
+        dma_addr = dma_map_single(&mp->myri_sdev->ofdev.dev, skb->data,
+                                  len, DMA_TO_DEVICE);
         sbus_writel(dma_addr, &txd->myri_gathers[0].addr);
         sbus_writel(len, &txd->myri_gathers[0].len);
         sbus_writel(1, &txd->num_sg);
diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c
index b92218c2f76c..8fe4c49b0623 100644
--- a/drivers/net/sunbmac.c
+++ b/drivers/net/sunbmac.c
@@ -23,6 +23,7 @@
 #include <linux/etherdevice.h>
 #include <linux/skbuff.h>
 #include <linux/bitops.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/auxio.h>
 #include <asm/byteorder.h>
@@ -239,9 +240,10 @@ static void bigmac_init_rings(struct bigmac *bp, int from_irq)
                 skb_reserve(skb, 34);
 
                 bb->be_rxd[i].rx_addr =
-                        sbus_map_single(&bp->bigmac_sdev->ofdev.dev, skb->data,
-                                        RX_BUF_ALLOC_SIZE - 34,
-                                        SBUS_DMA_FROMDEVICE);
+                        dma_map_single(&bp->bigmac_sdev->ofdev.dev,
+                                       skb->data,
+                                       RX_BUF_ALLOC_SIZE - 34,
+                                       DMA_FROM_DEVICE);
                 bb->be_rxd[i].rx_flags =
                         (RXD_OWN | ((RX_BUF_ALLOC_SIZE - 34) & RXD_LENGTH));
         }
@@ -776,9 +778,9 @@ static void bigmac_tx(struct bigmac *bp)
                 skb = bp->tx_skbs[elem];
                 bp->enet_stats.tx_packets++;
                 bp->enet_stats.tx_bytes += skb->len;
-                sbus_unmap_single(&bp->bigmac_sdev->ofdev.dev,
-                                  this->tx_addr, skb->len,
-                                  SBUS_DMA_TODEVICE);
+                dma_unmap_single(&bp->bigmac_sdev->ofdev.dev,
+                                 this->tx_addr, skb->len,
+                                 DMA_TO_DEVICE);
 
                 DTX(("skb(%p) ", skb));
                 bp->tx_skbs[elem] = NULL;
@@ -831,19 +833,19 @@ static void bigmac_rx(struct bigmac *bp)
                                 drops++;
                                 goto drop_it;
                         }
-                        sbus_unmap_single(&bp->bigmac_sdev->ofdev.dev,
-                                          this->rx_addr,
-                                          RX_BUF_ALLOC_SIZE - 34,
-                                          SBUS_DMA_FROMDEVICE);
+                        dma_unmap_single(&bp->bigmac_sdev->ofdev.dev,
+                                         this->rx_addr,
+                                         RX_BUF_ALLOC_SIZE - 34,
+                                         DMA_FROM_DEVICE);
                         bp->rx_skbs[elem] = new_skb;
                         new_skb->dev = bp->dev;
                         skb_put(new_skb, ETH_FRAME_LEN);
                         skb_reserve(new_skb, 34);
                         this->rx_addr =
-                                sbus_map_single(&bp->bigmac_sdev->ofdev.dev,
-                                                new_skb->data,
-                                                RX_BUF_ALLOC_SIZE - 34,
-                                                SBUS_DMA_FROMDEVICE);
+                                dma_map_single(&bp->bigmac_sdev->ofdev.dev,
+                                               new_skb->data,
+                                               RX_BUF_ALLOC_SIZE - 34,
+                                               DMA_FROM_DEVICE);
                         this->rx_flags =
                                 (RXD_OWN | ((RX_BUF_ALLOC_SIZE - 34) & RXD_LENGTH));
 
@@ -858,13 +860,13 @@ static void bigmac_rx(struct bigmac *bp)
                         }
                         skb_reserve(copy_skb, 2);
                         skb_put(copy_skb, len);
-                        sbus_dma_sync_single_for_cpu(&bp->bigmac_sdev->ofdev.dev,
-                                                     this->rx_addr, len,
-                                                     SBUS_DMA_FROMDEVICE);
+                        dma_sync_single_for_cpu(&bp->bigmac_sdev->ofdev.dev,
+                                                this->rx_addr, len,
+                                                DMA_FROM_DEVICE);
                         skb_copy_to_linear_data(copy_skb, (unsigned char *)skb->data, len);
-                        sbus_dma_sync_single_for_device(&bp->bigmac_sdev->ofdev.dev,
-                                                        this->rx_addr, len,
-                                                        SBUS_DMA_FROMDEVICE);
+                        dma_sync_single_for_device(&bp->bigmac_sdev->ofdev.dev,
+                                                   this->rx_addr, len,
+                                                   DMA_FROM_DEVICE);
 
                         /* Reuse original ring buffer. */
                         this->rx_flags =
@@ -960,8 +962,8 @@ static int bigmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
         u32 mapping;
 
         len = skb->len;
-        mapping = sbus_map_single(&bp->bigmac_sdev->ofdev.dev, skb->data,
-                                  len, SBUS_DMA_TODEVICE);
+        mapping = dma_map_single(&bp->bigmac_sdev->ofdev.dev, skb->data,
+                                 len, DMA_TO_DEVICE);
 
         /* Avoid a race... */
         spin_lock_irq(&bp->lock);
@@ -1185,9 +1187,9 @@ static int __devinit bigmac_ether_init(struct sbus_dev *qec_sdev)
         bigmac_stop(bp);
 
         /* Allocate transmit/receive descriptor DVMA block. */
-        bp->bmac_block = sbus_alloc_consistent(&bp->bigmac_sdev->ofdev.dev,
-                                               PAGE_SIZE,
-                                               &bp->bblock_dvma);
+        bp->bmac_block = dma_alloc_coherent(&bp->bigmac_sdev->ofdev.dev,
+                                            PAGE_SIZE,
+                                            &bp->bblock_dvma, GFP_ATOMIC);
         if (bp->bmac_block == NULL || bp->bblock_dvma == 0) {
                 printk(KERN_ERR "BIGMAC: Cannot allocate consistent DMA.\n");
                 goto fail_and_cleanup;
@@ -1247,10 +1249,10 @@ fail_and_cleanup:
                 sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
 
         if (bp->bmac_block)
-                sbus_free_consistent(&bp->bigmac_sdev->ofdev.dev,
-                                     PAGE_SIZE,
-                                     bp->bmac_block,
-                                     bp->bblock_dvma);
+                dma_free_coherent(&bp->bigmac_sdev->ofdev.dev,
+                                  PAGE_SIZE,
+                                  bp->bmac_block,
+                                  bp->bblock_dvma);
 
         /* This also frees the co-located 'dev->priv' */
         free_netdev(dev);
@@ -1282,10 +1284,10 @@ static int __devexit bigmac_sbus_remove(struct of_device *dev)
         sbus_iounmap(bp->creg, CREG_REG_SIZE);
         sbus_iounmap(bp->bregs, BMAC_REG_SIZE);
         sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
-        sbus_free_consistent(&bp->bigmac_sdev->ofdev.dev,
-                             PAGE_SIZE,
-                             bp->bmac_block,
-                             bp->bblock_dvma);
+        dma_free_coherent(&bp->bigmac_sdev->ofdev.dev,
+                          PAGE_SIZE,
+                          bp->bmac_block,
+                          bp->bblock_dvma);
 
         free_netdev(net_dev);
 
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index cd93fc5e826a..69cc77192961 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -34,6 +34,7 @@
 #include <linux/skbuff.h>
 #include <linux/mm.h>
 #include <linux/bitops.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -277,13 +278,13 @@ do {	(__txd)->tx_addr = (__force hme32)(u32)(__addr); \
 } while(0)
 #define hme_read_desc32(__hp, __p)      ((__force u32)(hme32)*(__p))
 #define hme_dma_map(__hp, __ptr, __size, __dir) \
-        sbus_map_single((__hp)->dma_dev, (__ptr), (__size), (__dir))
+        dma_map_single((__hp)->dma_dev, (__ptr), (__size), (__dir))
 #define hme_dma_unmap(__hp, __addr, __size, __dir) \
-        sbus_unmap_single((__hp)->dma_dev, (__addr), (__size), (__dir))
+        dma_unmap_single((__hp)->dma_dev, (__addr), (__size), (__dir))
 #define hme_dma_sync_for_cpu(__hp, __addr, __size, __dir) \
-        sbus_dma_sync_single_for_cpu((__hp)->dma_dev, (__addr), (__size), (__dir))
+        dma_dma_sync_single_for_cpu((__hp)->dma_dev, (__addr), (__size), (__dir))
 #define hme_dma_sync_for_device(__hp, __addr, __size, __dir) \
-        sbus_dma_sync_single_for_device((__hp)->dma_dev, (__addr), (__size), (__dir))
+        dma_dma_sync_single_for_device((__hp)->dma_dev, (__addr), (__size), (__dir))
 #else
 /* PCI only compilation */
 #define hme_write32(__hp, __reg, __val) \
@@ -316,25 +317,6 @@ static inline u32 hme_read_desc32(struct happy_meal *hp, hme32 *p)
 #endif
 
 
-#ifdef SBUS_DMA_BIDIRECTIONAL
-#       define DMA_BIDIRECTIONAL        SBUS_DMA_BIDIRECTIONAL
-#else
-#       define DMA_BIDIRECTIONAL        0
-#endif
-
-#ifdef SBUS_DMA_FROMDEVICE
-#       define DMA_FROMDEVICE           SBUS_DMA_FROMDEVICE
-#else
-#       define DMA_TODEVICE             1
-#endif
-
-#ifdef SBUS_DMA_TODEVICE
-#       define DMA_TODEVICE             SBUS_DMA_TODEVICE
-#else
-#       define DMA_FROMDEVICE           2
-#endif
-
-
 /* Oh yes, the MIF BitBang is mighty fun to program.  BitBucket is more like it. */
 static void BB_PUT_BIT(struct happy_meal *hp, void __iomem *tregs, int bit)
 {
@@ -1224,7 +1206,7 @@ static void happy_meal_clean_rings(struct happy_meal *hp)
 
                         rxd = &hp->happy_block->happy_meal_rxd[i];
                         dma_addr = hme_read_desc32(hp, &rxd->rx_addr);
-                        hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE);
+                        hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE);
                         dev_kfree_skb_any(skb);
                         hp->rx_skbs[i] = NULL;
                 }
@@ -1245,7 +1227,7 @@ static void happy_meal_clean_rings(struct happy_meal *hp)
                                 hme_dma_unmap(hp, dma_addr,
                                               (hme_read_desc32(hp, &txd->tx_flags)
                                                & TXFLAG_SIZE),
-                                              DMA_TODEVICE);
+                                              DMA_TO_DEVICE);
 
                                 if (frag != skb_shinfo(skb)->nr_frags)
                                         i++;
@@ -1287,7 +1269,7 @@ static void happy_meal_init_rings(struct happy_meal *hp)
                 skb_put(skb, (ETH_FRAME_LEN + RX_OFFSET + 4));
                 hme_write_rxd(hp, &hb->happy_meal_rxd[i],
                               (RXFLAG_OWN | ((RX_BUF_ALLOC_SIZE - RX_OFFSET) << 16)),
-                              hme_dma_map(hp, skb->data, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE));
+                              hme_dma_map(hp, skb->data, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE));
                 skb_reserve(skb, RX_OFFSET);
         }
 
@@ -1966,7 +1948,7 @@ static void happy_meal_tx(struct happy_meal *hp)
                         dma_len = hme_read_desc32(hp, &this->tx_flags);
 
                         dma_len &= TXFLAG_SIZE;
-                        hme_dma_unmap(hp, dma_addr, dma_len, DMA_TODEVICE);
+                        hme_dma_unmap(hp, dma_addr, dma_len, DMA_TO_DEVICE);
 
                         elem = NEXT_TX(elem);
                         this = &txbase[elem];
@@ -2044,13 +2026,13 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev)
                                 drops++;
                                 goto drop_it;
                         }
-                        hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE);
+                        hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE);
                         hp->rx_skbs[elem] = new_skb;
                         new_skb->dev = dev;
                         skb_put(new_skb, (ETH_FRAME_LEN + RX_OFFSET + 4));
                         hme_write_rxd(hp, this,
                                       (RXFLAG_OWN|((RX_BUF_ALLOC_SIZE-RX_OFFSET)<<16)),
-                                      hme_dma_map(hp, new_skb->data, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE));
+                                      hme_dma_map(hp, new_skb->data, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE));
                         skb_reserve(new_skb, RX_OFFSET);
 
                         /* Trim the original skb for the netif. */
@@ -2065,9 +2047,9 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev)
 
                         skb_reserve(copy_skb, 2);
                         skb_put(copy_skb, len);
-                        hme_dma_sync_for_cpu(hp, dma_addr, len, DMA_FROMDEVICE);
+                        hme_dma_sync_for_cpu(hp, dma_addr, len, DMA_FROM_DEVICE);
                         skb_copy_from_linear_data(skb, copy_skb->data, len);
-                        hme_dma_sync_for_device(hp, dma_addr, len, DMA_FROMDEVICE);
+                        hme_dma_sync_for_device(hp, dma_addr, len, DMA_FROM_DEVICE);
 
                         /* Reuse original ring buffer. */
                         hme_write_rxd(hp, this,
@@ -2300,7 +2282,7 @@ static int happy_meal_start_xmit(struct sk_buff *skb, struct net_device *dev)
                 u32 mapping, len;
 
                 len = skb->len;
-                mapping = hme_dma_map(hp, skb->data, len, DMA_TODEVICE);
+                mapping = hme_dma_map(hp, skb->data, len, DMA_TO_DEVICE);
                 tx_flags |= (TXFLAG_SOP | TXFLAG_EOP);
                 hme_write_txd(hp, &hp->happy_block->happy_meal_txd[entry],
                               (tx_flags | (len & TXFLAG_SIZE)),
@@ -2314,7 +2296,7 @@ static int happy_meal_start_xmit(struct sk_buff *skb, struct net_device *dev)
                  * Otherwise we could race with the device.
                  */
                 first_len = skb_headlen(skb);
-                first_mapping = hme_dma_map(hp, skb->data, first_len, DMA_TODEVICE);
+                first_mapping = hme_dma_map(hp, skb->data, first_len, DMA_TO_DEVICE);
                 entry = NEXT_TX(entry);
 
                 for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) {
@@ -2325,7 +2307,7 @@ static int happy_meal_start_xmit(struct sk_buff *skb, struct net_device *dev)
                         mapping = hme_dma_map(hp,
                                               ((void *) page_address(this_frag->page) +
                                                this_frag->page_offset),
-                                              len, DMA_TODEVICE);
+                                              len, DMA_TO_DEVICE);
                         this_txflags = tx_flags;
                         if (frag == skb_shinfo(skb)->nr_frags - 1)
                                 this_txflags |= TXFLAG_EOP;
@@ -2786,9 +2768,10 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
         hp->happy_bursts = of_getintprop_default(sdev->bus->ofdev.node,
                                                  "burst-sizes", 0x00);
 
-        hp->happy_block = sbus_alloc_consistent(hp->dma_dev,
-                                                PAGE_SIZE,
-                                                &hp->hblock_dvma);
+        hp->happy_block = dma_alloc_coherent(hp->dma_dev,
+                                             PAGE_SIZE,
+                                             &hp->hblock_dvma,
+                                             GFP_ATOMIC);
         err = -ENOMEM;
         if (!hp->happy_block) {
                 printk(KERN_ERR "happymeal: Cannot allocate descriptors.\n");
@@ -2824,12 +2807,12 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
         hp->read_desc32 = sbus_hme_read_desc32;
         hp->write_txd = sbus_hme_write_txd;
         hp->write_rxd = sbus_hme_write_rxd;
-        hp->dma_map = (u32 (*)(void *, void *, long, int))sbus_map_single;
-        hp->dma_unmap = (void (*)(void *, u32, long, int))sbus_unmap_single;
+        hp->dma_map = (u32 (*)(void *, void *, long, int))dma_map_single;
+        hp->dma_unmap = (void (*)(void *, u32, long, int))dma_unmap_single;
         hp->dma_sync_for_cpu = (void (*)(void *, u32, long, int))
-                sbus_dma_sync_single_for_cpu;
+                dma_sync_single_for_cpu;
         hp->dma_sync_for_device = (void (*)(void *, u32, long, int))
-                sbus_dma_sync_single_for_device;
+                dma_sync_single_for_device;
         hp->read32 = sbus_hme_read32;
         hp->write32 = sbus_hme_write32;
 #endif
@@ -2844,7 +2827,7 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
         if (register_netdev(hp->dev)) {
                 printk(KERN_ERR "happymeal: Cannot register net device, "
                        "aborting.\n");
-                goto err_out_free_consistent;
+                goto err_out_free_coherent;
         }
 
         dev_set_drvdata(&sdev->ofdev.dev, hp);
@@ -2860,11 +2843,11 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
 
         return 0;
 
-err_out_free_consistent:
-        sbus_free_consistent(hp->dma_dev,
-                             PAGE_SIZE,
-                             hp->happy_block,
-                             hp->hblock_dvma);
+err_out_free_coherent:
+        dma_free_coherent(hp->dma_dev,
+                          PAGE_SIZE,
+                          hp->happy_block,
+                          hp->hblock_dvma);
 
 err_out_iounmap:
         if (hp->gregs)
@@ -3308,10 +3291,10 @@ static int __devexit hme_sbus_remove(struct of_device *dev)
         sbus_iounmap(hp->erxregs, ERX_REG_SIZE);
         sbus_iounmap(hp->bigmacregs, BMAC_REG_SIZE);
         sbus_iounmap(hp->tcvregs, TCVR_REG_SIZE);
-        sbus_free_consistent(hp->dma_dev,
-                             PAGE_SIZE,
-                             hp->happy_block,
-                             hp->hblock_dvma);
+        dma_free_coherent(hp->dma_dev,
+                          PAGE_SIZE,
+                          hp->happy_block,
+                          hp->hblock_dvma);
 
         free_netdev(net_dev);
 
diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index 4f4baf9f4ec8..65758881d7aa 100644
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -91,6 +91,7 @@ static char lancestr[] = "LANCE";
 #include <linux/skbuff.h>
 #include <linux/ethtool.h>
 #include <linux/bitops.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -1283,10 +1284,10 @@ static void lance_free_hwresources(struct lance_private *lp)
                 sbus_iounmap(lp->init_block_iomem,
                              sizeof(struct lance_init_block));
         } else if (lp->init_block_mem) {
-                sbus_free_consistent(&lp->sdev->ofdev.dev,
-                                     sizeof(struct lance_init_block),
-                                     lp->init_block_mem,
-                                     lp->init_block_dvma);
+                dma_free_coherent(&lp->sdev->ofdev.dev,
+                                  sizeof(struct lance_init_block),
+                                  lp->init_block_mem,
+                                  lp->init_block_dvma);
         }
 }
 
@@ -1384,9 +1385,9 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev,
                 lp->tx = lance_tx_pio;
         } else {
                 lp->init_block_mem =
-                        sbus_alloc_consistent(&sdev->ofdev.dev,
-                                              sizeof(struct lance_init_block),
-                                              &lp->init_block_dvma);
+                        dma_alloc_coherent(&sdev->ofdev.dev,
+                                           sizeof(struct lance_init_block),
+                                           &lp->init_block_dvma, GFP_ATOMIC);
                 if (!lp->init_block_mem || lp->init_block_dvma == 0) {
                         printk(KERN_ERR "SunLance: Cannot allocate consistent DMA memory.\n");
                         goto fail;
diff --git a/drivers/net/sunqe.c b/drivers/net/sunqe.c
index ac8049cab247..66f66ee8ca63 100644
--- a/drivers/net/sunqe.c
+++ b/drivers/net/sunqe.c
@@ -24,6 +24,7 @@
 #include <linux/skbuff.h>
 #include <linux/ethtool.h>
 #include <linux/bitops.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -879,12 +880,12 @@ static int __devinit qec_ether_init(struct sbus_dev *sdev)
                 goto fail;
         }
 
-        qe->qe_block = sbus_alloc_consistent(&qe->qe_sdev->ofdev.dev,
-                                             PAGE_SIZE,
-                                             &qe->qblock_dvma);
-        qe->buffers = sbus_alloc_consistent(&qe->qe_sdev->ofdev.dev,
-                                            sizeof(struct sunqe_buffers),
-                                            &qe->buffers_dvma);
+        qe->qe_block = dma_alloc_coherent(&qe->qe_sdev->ofdev.dev,
+                                          PAGE_SIZE,
+                                          &qe->qblock_dvma, GFP_ATOMIC);
+        qe->buffers = dma_alloc_coherent(&qe->qe_sdev->ofdev.dev,
+                                         sizeof(struct sunqe_buffers),
+                                         &qe->buffers_dvma, GFP_ATOMIC);
         if (qe->qe_block == NULL || qe->qblock_dvma == 0 ||
             qe->buffers == NULL || qe->buffers_dvma == 0)
                 goto fail;
@@ -926,15 +927,15 @@ fail:
         if (qe->mregs)
                 sbus_iounmap(qe->mregs, MREGS_REG_SIZE);
         if (qe->qe_block)
-                sbus_free_consistent(&qe->qe_sdev->ofdev.dev,
-                                     PAGE_SIZE,
-                                     qe->qe_block,
-                                     qe->qblock_dvma);
+                dma_free_coherent(&qe->qe_sdev->ofdev.dev,
+                                  PAGE_SIZE,
+                                  qe->qe_block,
+                                  qe->qblock_dvma);
         if (qe->buffers)
-                sbus_free_consistent(&qe->qe_sdev->ofdev.dev,
-                                     sizeof(struct sunqe_buffers),
-                                     qe->buffers,
-                                     qe->buffers_dvma);
+                dma_free_coherent(&qe->qe_sdev->ofdev.dev,
+                                  sizeof(struct sunqe_buffers),
+                                  qe->buffers,
+                                  qe->buffers_dvma);
 
         free_netdev(dev);
 
@@ -957,14 +958,14 @@ static int __devexit qec_sbus_remove(struct of_device *dev)
 
         sbus_iounmap(qp->qcregs, CREG_REG_SIZE);
         sbus_iounmap(qp->mregs, MREGS_REG_SIZE);
-        sbus_free_consistent(&qp->qe_sdev->ofdev.dev,
-                             PAGE_SIZE,
-                             qp->qe_block,
-                             qp->qblock_dvma);
-        sbus_free_consistent(&qp->qe_sdev->ofdev.dev,
-                             sizeof(struct sunqe_buffers),
-                             qp->buffers,
-                             qp->buffers_dvma);
+        dma_free_coherent(&qp->qe_sdev->ofdev.dev,
+                          PAGE_SIZE,
+                          qp->qe_block,
+                          qp->qblock_dvma);
+        dma_free_coherent(&qp->qe_sdev->ofdev.dev,
+                          sizeof(struct sunqe_buffers),
+                          qp->buffers,
+                          qp->buffers_dvma);
 
         free_netdev(net_dev);
 
diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c
index f010506af884..1559d455b2b7 100644
--- a/drivers/scsi/qlogicpti.c
+++ b/drivers/scsi/qlogicpti.c
@@ -25,6 +25,7 @@
 #include <linux/interrupt.h>
 #include <linux/module.h>
 #include <linux/jiffies.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/byteorder.h>
 
@@ -788,22 +789,22 @@ static int __devinit qpti_map_queues(struct qlogicpti *qpti)
         struct sbus_dev *sdev = qpti->sdev;
 
 #define QSIZE(entries)  (((entries) + 1) * QUEUE_ENTRY_LEN)
-        qpti->res_cpu = sbus_alloc_consistent(&sdev->ofdev.dev,
-                                              QSIZE(RES_QUEUE_LEN),
-                                              &qpti->res_dvma);
+        qpti->res_cpu = dma_alloc_coherent(&sdev->ofdev.dev,
+                                           QSIZE(RES_QUEUE_LEN),
+                                           &qpti->res_dvma, GFP_ATOMIC);
         if (qpti->res_cpu == NULL ||
             qpti->res_dvma == 0) {
                 printk("QPTI: Cannot map response queue.\n");
                 return -1;
         }
 
-        qpti->req_cpu = sbus_alloc_consistent(&sdev->ofdev.dev,
-                                              QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
-                                              &qpti->req_dvma);
+        qpti->req_cpu = dma_alloc_coherent(&sdev->ofdev.dev,
+                                           QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
+                                           &qpti->req_dvma, GFP_ATOMIC);
         if (qpti->req_cpu == NULL ||
             qpti->req_dvma == 0) {
-                sbus_free_consistent(&sdev->ofdev.dev, QSIZE(RES_QUEUE_LEN),
-                                     qpti->res_cpu, qpti->res_dvma);
+                dma_free_coherent(&sdev->ofdev.dev, QSIZE(RES_QUEUE_LEN),
+                                  qpti->res_cpu, qpti->res_dvma);
                 printk("QPTI: Cannot map request queue.\n");
                 return -1;
         }
@@ -875,9 +876,9 @@ static inline int load_cmd(struct scsi_cmnd *Cmnd, struct Command_Entry *cmd,
                 int sg_count;
 
                 sg = scsi_sglist(Cmnd);
-                sg_count = sbus_map_sg(&qpti->sdev->ofdev.dev, sg,
-                                       scsi_sg_count(Cmnd),
-                                       Cmnd->sc_data_direction);
+                sg_count = dma_map_sg(&qpti->sdev->ofdev.dev, sg,
+                                      scsi_sg_count(Cmnd),
+                                      Cmnd->sc_data_direction);
 
                 ds = cmd->dataseg;
                 cmd->segment_cnt = sg_count;
@@ -1152,9 +1153,9 @@ static struct scsi_cmnd *qlogicpti_intr_handler(struct qlogicpti *qpti)
                         Cmnd->result = DID_ERROR << 16;
 
                 if (scsi_bufflen(Cmnd))
-                        sbus_unmap_sg(&qpti->sdev->ofdev.dev,
-                                      scsi_sglist(Cmnd), scsi_sg_count(Cmnd),
-                                      Cmnd->sc_data_direction);
+                        dma_unmap_sg(&qpti->sdev->ofdev.dev,
+                                     scsi_sglist(Cmnd), scsi_sg_count(Cmnd),
+                                     Cmnd->sc_data_direction);
 
                 qpti->cmd_count[Cmnd->device->id]--;
                 sbus_writew(out_ptr, qpti->qregs + MBOX5);
@@ -1357,12 +1358,12 @@ static int __devinit qpti_sbus_probe(struct of_device *dev, const struct of_devi
 
 fail_unmap_queues:
 #define QSIZE(entries)  (((entries) + 1) * QUEUE_ENTRY_LEN)
-        sbus_free_consistent(&qpti->sdev->ofdev.dev,
-                             QSIZE(RES_QUEUE_LEN),
-                             qpti->res_cpu, qpti->res_dvma);
-        sbus_free_consistent(&qpti->sdev->ofdev.dev,
-                             QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
-                             qpti->req_cpu, qpti->req_dvma);
+        dma_free_coherent(&qpti->sdev->ofdev.dev,
+                          QSIZE(RES_QUEUE_LEN),
+                          qpti->res_cpu, qpti->res_dvma);
+        dma_free_coherent(&qpti->sdev->ofdev.dev,
+                          QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
+                          qpti->req_cpu, qpti->req_dvma);
 #undef QSIZE
 
 fail_unmap_regs:
@@ -1395,12 +1396,12 @@ static int __devexit qpti_sbus_remove(struct of_device *dev)
         free_irq(qpti->irq, qpti);
 
 #define QSIZE(entries)  (((entries) + 1) * QUEUE_ENTRY_LEN)
-        sbus_free_consistent(&qpti->sdev->ofdev.dev,
-                             QSIZE(RES_QUEUE_LEN),
-                             qpti->res_cpu, qpti->res_dvma);
-        sbus_free_consistent(&qpti->sdev->ofdev.dev,
-                             QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
-                             qpti->req_cpu, qpti->req_dvma);
+        dma_free_coherent(&qpti->sdev->ofdev.dev,
+                          QSIZE(RES_QUEUE_LEN),
+                          qpti->res_cpu, qpti->res_dvma);
+        dma_free_coherent(&qpti->sdev->ofdev.dev,
+                          QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
+                          qpti->req_cpu, qpti->req_dvma);
 #undef QSIZE
 
         sbus_iounmap(qpti->qregs, qpti->sdev->reg_addrs[0].reg_size);
diff --git a/drivers/scsi/sun_esp.c b/drivers/scsi/sun_esp.c
index 35b6e2ccc394..f7508743f705 100644
--- a/drivers/scsi/sun_esp.c
+++ b/drivers/scsi/sun_esp.c
@@ -9,6 +9,7 @@
 #include <linux/module.h>
 #include <linux/mm.h>
 #include <linux/init.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/irq.h>
 #include <asm/io.h>
@@ -101,8 +102,9 @@ static int __devinit esp_sbus_map_command_block(struct esp *esp)
 {
         struct sbus_dev *sdev = esp->dev;
 
-        esp->command_block = sbus_alloc_consistent(&sdev->ofdev.dev, 16,
-                                                   &esp->command_block_dma);
+        esp->command_block = dma_alloc_coherent(&sdev->ofdev.dev, 16,
+                                                &esp->command_block_dma,
+                                                GFP_ATOMIC);
         if (!esp->command_block)
                 return -ENOMEM;
         return 0;
@@ -225,7 +227,7 @@ static dma_addr_t sbus_esp_map_single(struct esp *esp, void *buf,
 {
         struct sbus_dev *sdev = esp->dev;
 
-        return sbus_map_single(&sdev->ofdev.dev, buf, sz, dir);
+        return dma_map_single(&sdev->ofdev.dev, buf, sz, dir);
 }
 
 static int sbus_esp_map_sg(struct esp *esp, struct scatterlist *sg,
@@ -233,7 +235,7 @@ static int sbus_esp_map_sg(struct esp *esp, struct scatterlist *sg,
 {
         struct sbus_dev *sdev = esp->dev;
 
-        return sbus_map_sg(&sdev->ofdev.dev, sg, num_sg, dir);
+        return dma_map_sg(&sdev->ofdev.dev, sg, num_sg, dir);
 }
 
 static void sbus_esp_unmap_single(struct esp *esp, dma_addr_t addr,
@@ -241,7 +243,7 @@ static void sbus_esp_unmap_single(struct esp *esp, dma_addr_t addr,
 {
         struct sbus_dev *sdev = esp->dev;
 
-        sbus_unmap_single(&sdev->ofdev.dev, addr, sz, dir);
+        dma_unmap_single(&sdev->ofdev.dev, addr, sz, dir);
 }
 
 static void sbus_esp_unmap_sg(struct esp *esp, struct scatterlist *sg,
@@ -249,7 +251,7 @@ static void sbus_esp_unmap_sg(struct esp *esp, struct scatterlist *sg,
 {
         struct sbus_dev *sdev = esp->dev;
 
-        sbus_unmap_sg(&sdev->ofdev.dev, sg, num_sg, dir);
+        dma_unmap_sg(&sdev->ofdev.dev, sg, num_sg, dir);
 }
 
 static int sbus_esp_irq_pending(struct esp *esp)
@@ -558,9 +560,9 @@ static int __devinit esp_sbus_probe_one(struct device *dev,
 fail_free_irq:
         free_irq(host->irq, esp);
 fail_unmap_command_block:
-        sbus_free_consistent(&esp_dev->ofdev.dev, 16,
-                             esp->command_block,
-                             esp->command_block_dma);
+        dma_free_coherent(&esp_dev->ofdev.dev, 16,
+                          esp->command_block,
+                          esp->command_block_dma);
 fail_unmap_regs:
         sbus_iounmap(esp->regs, SBUS_ESP_REG_SIZE);
 fail_unlink:
@@ -609,9 +611,9 @@ static int __devexit esp_sbus_remove(struct of_device *dev)
         dma_write32(val & ~DMA_INT_ENAB, DMA_CSR);
 
         free_irq(irq, esp);
-        sbus_free_consistent(&sdev->ofdev.dev, 16,
-                             esp->command_block,
-                             esp->command_block_dma);
+        dma_free_coherent(&sdev->ofdev.dev, 16,
+                          esp->command_block,
+                          esp->command_block_dma);
         sbus_iounmap(esp->regs, SBUS_ESP_REG_SIZE);
         of_iounmap(&dma_of->resource[0], esp->dma_regs,
                    resource_size(&dma_of->resource[0]));