tg3: use the DMA state API instead of the pci equivalents

This replace the PCI DMA state API (include/linux/pci-dma.h) with the
DMA equivalents since the PCI DMA state API will be obsolete.

No functional change.

For further information about the background:

http://marc.info/?l=linux-netdev&m=127037540020276&w=2

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Matt Carlson <mcarlson@broadcom.com>
Cc: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 61089fd..0fea685 100644 (file)
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -4400,7 +4400,7 @@ static void tg3_tx(struct tg3_napi *tnapi)
                }
 
                pci_unmap_single(tp->pdev,
-                                pci_unmap_addr(ri, mapping),
+                                dma_unmap_addr(ri, mapping),
                                 skb_headlen(skb),
                                 PCI_DMA_TODEVICE);
 
@@ -4414,7 +4414,7 @@ static void tg3_tx(struct tg3_napi *tnapi)
                                tx_bug = 1;
 
                        pci_unmap_page(tp->pdev,
-                                      pci_unmap_addr(ri, mapping),
+                                      dma_unmap_addr(ri, mapping),
                                       skb_shinfo(skb)->frags[i].size,
                                       PCI_DMA_TODEVICE);
                        sw_idx = NEXT_TX(sw_idx);
@@ -4452,7 +4452,7 @@ static void tg3_rx_skb_free(struct tg3 *tp, struct ring_info *ri, u32 map_sz)
        if (!ri->skb)
                return;
 
-       pci_unmap_single(tp->pdev, pci_unmap_addr(ri, mapping),
+       pci_unmap_single(tp->pdev, dma_unmap_addr(ri, mapping),
                         map_sz, PCI_DMA_FROMDEVICE);
        dev_kfree_skb_any(ri->skb);
        ri->skb = NULL;
@@ -4518,7 +4518,7 @@ static int tg3_alloc_rx_skb(struct tg3 *tp, struct tg3_rx_prodring_set *tpr,
        }
 
        map->skb = skb;
-       pci_unmap_addr_set(map, mapping, mapping);
+       dma_unmap_addr_set(map, mapping, mapping);
 
        desc->addr_hi = ((u64)mapping >> 32);
        desc->addr_lo = ((u64)mapping & 0xffffffff);
@@ -4563,8 +4563,8 @@ static void tg3_recycle_rx(struct tg3_napi *tnapi,
        }
 
        dest_map->skb = src_map->skb;
-       pci_unmap_addr_set(dest_map, mapping,
-                          pci_unmap_addr(src_map, mapping));
+       dma_unmap_addr_set(dest_map, mapping,
+                          dma_unmap_addr(src_map, mapping));
        dest_desc->addr_hi = src_desc->addr_hi;
        dest_desc->addr_lo = src_desc->addr_lo;
 
@@ -4634,13 +4634,13 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
                opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
                if (opaque_key == RXD_OPAQUE_RING_STD) {
                        ri = &tp->prodring[0].rx_std_buffers[desc_idx];
-                       dma_addr = pci_unmap_addr(ri, mapping);
+                       dma_addr = dma_unmap_addr(ri, mapping);
                        skb = ri->skb;
                        post_ptr = &std_prod_idx;
                        rx_std_posted++;
                } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
                        ri = &tp->prodring[0].rx_jmb_buffers[desc_idx];
-                       dma_addr = pci_unmap_addr(ri, mapping);
+                       dma_addr = dma_unmap_addr(ri, mapping);
                        skb = ri->skb;
                        post_ptr = &jmb_prod_idx;
                } else
@@ -5474,12 +5474,12 @@ static int tigon3_dma_hwbug_workaround(struct tg3_napi *tnapi,
                        len = skb_shinfo(skb)->frags[i-1].size;
 
                pci_unmap_single(tp->pdev,
-                                pci_unmap_addr(&tnapi->tx_buffers[entry],
+                                dma_unmap_addr(&tnapi->tx_buffers[entry],
                                                mapping),
                                 len, PCI_DMA_TODEVICE);
                if (i == 0) {
                        tnapi->tx_buffers[entry].skb = new_skb;
-                       pci_unmap_addr_set(&tnapi->tx_buffers[entry], mapping,
+                       dma_unmap_addr_set(&tnapi->tx_buffers[entry], mapping,
                                           new_addr);
                } else {
                        tnapi->tx_buffers[entry].skb = NULL;
@@ -5609,7 +5609,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
        }
 
        tnapi->tx_buffers[entry].skb = skb;
-       pci_unmap_addr_set(&tnapi->tx_buffers[entry], mapping, mapping);
+       dma_unmap_addr_set(&tnapi->tx_buffers[entry], mapping, mapping);
 
        if ((tp->tg3_flags3 & TG3_FLG3_USE_JUMBO_BDFLAG) &&
            !mss && skb->len > ETH_DATA_LEN)
@@ -5635,7 +5635,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
                                goto dma_error;
 
                        tnapi->tx_buffers[entry].skb = NULL;
-                       pci_unmap_addr_set(&tnapi->tx_buffers[entry], mapping,
+                       dma_unmap_addr_set(&tnapi->tx_buffers[entry], mapping,
                                           mapping);
 
                        tg3_set_txd(tnapi, entry, mapping, len,
@@ -5665,7 +5665,7 @@ dma_error:
        entry = tnapi->tx_prod;
        tnapi->tx_buffers[entry].skb = NULL;
        pci_unmap_single(tp->pdev,
-                        pci_unmap_addr(&tnapi->tx_buffers[entry], mapping),
+                        dma_unmap_addr(&tnapi->tx_buffers[entry], mapping),
                         skb_headlen(skb),
                         PCI_DMA_TODEVICE);
        for (i = 0; i <= last; i++) {
@@ -5673,7 +5673,7 @@ dma_error:
                entry = NEXT_TX(entry);
 
                pci_unmap_page(tp->pdev,
-                              pci_unmap_addr(&tnapi->tx_buffers[entry],
+                              dma_unmap_addr(&tnapi->tx_buffers[entry],
                                              mapping),
                               frag->size, PCI_DMA_TODEVICE);
        }
@@ -5835,7 +5835,7 @@ static netdev_tx_t tg3_start_xmit_dma_bug(struct sk_buff *skb,
        }
 
        tnapi->tx_buffers[entry].skb = skb;
-       pci_unmap_addr_set(&tnapi->tx_buffers[entry], mapping, mapping);
+       dma_unmap_addr_set(&tnapi->tx_buffers[entry], mapping, mapping);
 
        would_hit_hwbug = 0;
 
@@ -5871,7 +5871,7 @@ static netdev_tx_t tg3_start_xmit_dma_bug(struct sk_buff *skb,
                                               len, PCI_DMA_TODEVICE);
 
                        tnapi->tx_buffers[entry].skb = NULL;
-                       pci_unmap_addr_set(&tnapi->tx_buffers[entry], mapping,
+                       dma_unmap_addr_set(&tnapi->tx_buffers[entry], mapping,
                                           mapping);
                        if (pci_dma_mapping_error(tp->pdev, mapping))
                                goto dma_error;
@@ -5936,7 +5936,7 @@ dma_error:
        entry = tnapi->tx_prod;
        tnapi->tx_buffers[entry].skb = NULL;
        pci_unmap_single(tp->pdev,
-                        pci_unmap_addr(&tnapi->tx_buffers[entry], mapping),
+                        dma_unmap_addr(&tnapi->tx_buffers[entry], mapping),
                         skb_headlen(skb),
                         PCI_DMA_TODEVICE);
        for (i = 0; i <= last; i++) {
@@ -5944,7 +5944,7 @@ dma_error:
                entry = NEXT_TX(entry);
 
                pci_unmap_page(tp->pdev,
-                              pci_unmap_addr(&tnapi->tx_buffers[entry],
+                              dma_unmap_addr(&tnapi->tx_buffers[entry],
                                              mapping),
                               frag->size, PCI_DMA_TODEVICE);
        }
@@ -6229,7 +6229,7 @@ static void tg3_free_rings(struct tg3 *tp)
                        }
 
                        pci_unmap_single(tp->pdev,
-                                        pci_unmap_addr(txp, mapping),
+                                        dma_unmap_addr(txp, mapping),
                                         skb_headlen(skb),
                                         PCI_DMA_TODEVICE);
                        txp->skb = NULL;
@@ -6239,7 +6239,7 @@ static void tg3_free_rings(struct tg3 *tp)
                        for (k = 0; k < skb_shinfo(skb)->nr_frags; k++) {
                                txp = &tnapi->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
                                pci_unmap_page(tp->pdev,
-                                              pci_unmap_addr(txp, mapping),
+                                              dma_unmap_addr(txp, mapping),
                                               skb_shinfo(skb)->frags[k].size,
                                               PCI_DMA_TODEVICE);
                                i++;
@@ -10742,7 +10742,7 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
 
        rx_skb = tpr->rx_std_buffers[desc_idx].skb;
 
-       map = pci_unmap_addr(&tpr->rx_std_buffers[desc_idx], mapping);
+       map = dma_unmap_addr(&tpr->rx_std_buffers[desc_idx], mapping);
        pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
 
        for (i = 14; i < tx_len; i++) {

diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index b71083d..ce9c491 100644 (file)
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2512,7 +2512,7 @@ struct tg3_hw_stats {
  */
 struct ring_info {
        struct sk_buff                  *skb;
-       DECLARE_PCI_UNMAP_ADDR(mapping)
+       DEFINE_DMA_UNMAP_ADDR(mapping);
 };
 
 struct tg3_config_info {