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Commit 36227e88 authored by Stanislaw Gruszka's avatar Stanislaw Gruszka Committed by David S. Miller
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bnx2: use device model DMA API 

Use DMA API as PCI equivalents will be deprecated. This change also allow
to allocate with GFP_KERNEL in some places.
Signed-off-by: default avatarStanislaw Gruszka <sgruszka@redhat.com>
Acked-by: default avatarMichael Chan <mchan@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a2df00aa
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Inline Side-by-side
Showing with 58 additions and 53 deletions
drivers/net/bnx2.c
View file @ 36227e88
...@@ -692,9 +692,9 @@ bnx2_free_tx_mem(struct bnx2 *bp) ...@@ -692,9 +692,9 @@ bnx2_free_tx_mem(struct bnx2 *bp)
struct bnx2_tx_ring_info *txr = &bnapi->tx_ring; struct bnx2_tx_ring_info *txr = &bnapi->tx_ring;
if (txr->tx_desc_ring) { if (txr->tx_desc_ring) {
pci_free_consistent(bp->pdev, TXBD_RING_SIZE, dma_free_coherent(&bp->pdev->dev, TXBD_RING_SIZE,
txr->tx_desc_ring, txr->tx_desc_ring,
txr->tx_desc_mapping); txr->tx_desc_mapping);
txr->tx_desc_ring = NULL; txr->tx_desc_ring = NULL;
} }
kfree(txr->tx_buf_ring); kfree(txr->tx_buf_ring);
...@@ -714,9 +714,9 @@ bnx2_free_rx_mem(struct bnx2 *bp) ...@@ -714,9 +714,9 @@ bnx2_free_rx_mem(struct bnx2 *bp)
for (j = 0; j < bp->rx_max_ring; j++) { for (j = 0; j < bp->rx_max_ring; j++) {
if (rxr->rx_desc_ring[j]) if (rxr->rx_desc_ring[j])
pci_free_consistent(bp->pdev, RXBD_RING_SIZE, dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE,
rxr->rx_desc_ring[j], rxr->rx_desc_ring[j],
rxr->rx_desc_mapping[j]); rxr->rx_desc_mapping[j]);
rxr->rx_desc_ring[j] = NULL; rxr->rx_desc_ring[j] = NULL;
} }
vfree(rxr->rx_buf_ring); vfree(rxr->rx_buf_ring);
...@@ -724,9 +724,9 @@ bnx2_free_rx_mem(struct bnx2 *bp) ...@@ -724,9 +724,9 @@ bnx2_free_rx_mem(struct bnx2 *bp)
for (j = 0; j < bp->rx_max_pg_ring; j++) { for (j = 0; j < bp->rx_max_pg_ring; j++) {
if (rxr->rx_pg_desc_ring[j]) if (rxr->rx_pg_desc_ring[j])
pci_free_consistent(bp->pdev, RXBD_RING_SIZE, dma_free_coherent(&bp->pdev->dev, RXBD_RING_SIZE,
rxr->rx_pg_desc_ring[j], rxr->rx_pg_desc_ring[j],
rxr->rx_pg_desc_mapping[j]); rxr->rx_pg_desc_mapping[j]);
rxr->rx_pg_desc_ring[j] = NULL; rxr->rx_pg_desc_ring[j] = NULL;
} }
vfree(rxr->rx_pg_ring); vfree(rxr->rx_pg_ring);
...@@ -748,8 +748,8 @@ bnx2_alloc_tx_mem(struct bnx2 *bp) ...@@ -748,8 +748,8 @@ bnx2_alloc_tx_mem(struct bnx2 *bp)
return -ENOMEM; return -ENOMEM;
txr->tx_desc_ring = txr->tx_desc_ring =
pci_alloc_consistent(bp->pdev, TXBD_RING_SIZE, dma_alloc_coherent(&bp->pdev->dev, TXBD_RING_SIZE,
&txr->tx_desc_mapping); &txr->tx_desc_mapping, GFP_KERNEL);
if (txr->tx_desc_ring == NULL) if (txr->tx_desc_ring == NULL)
return -ENOMEM; return -ENOMEM;
} }
...@@ -776,8 +776,10 @@ bnx2_alloc_rx_mem(struct bnx2 *bp) ...@@ -776,8 +776,10 @@ bnx2_alloc_rx_mem(struct bnx2 *bp)
for (j = 0; j < bp->rx_max_ring; j++) { for (j = 0; j < bp->rx_max_ring; j++) {
rxr->rx_desc_ring[j] = rxr->rx_desc_ring[j] =
pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, dma_alloc_coherent(&bp->pdev->dev,
&rxr->rx_desc_mapping[j]); RXBD_RING_SIZE,
&rxr->rx_desc_mapping[j],
GFP_KERNEL);
if (rxr->rx_desc_ring[j] == NULL) if (rxr->rx_desc_ring[j] == NULL)
return -ENOMEM; return -ENOMEM;
...@@ -795,8 +797,10 @@ bnx2_alloc_rx_mem(struct bnx2 *bp) ...@@ -795,8 +797,10 @@ bnx2_alloc_rx_mem(struct bnx2 *bp)
for (j = 0; j < bp->rx_max_pg_ring; j++) { for (j = 0; j < bp->rx_max_pg_ring; j++) {
rxr->rx_pg_desc_ring[j] = rxr->rx_pg_desc_ring[j] =
pci_alloc_consistent(bp->pdev, RXBD_RING_SIZE, dma_alloc_coherent(&bp->pdev->dev,
&rxr->rx_pg_desc_mapping[j]); RXBD_RING_SIZE,
&rxr->rx_pg_desc_mapping[j],
GFP_KERNEL);
if (rxr->rx_pg_desc_ring[j] == NULL) if (rxr->rx_pg_desc_ring[j] == NULL)
return -ENOMEM; return -ENOMEM;
...@@ -816,16 +820,16 @@ bnx2_free_mem(struct bnx2 *bp) ...@@ -816,16 +820,16 @@ bnx2_free_mem(struct bnx2 *bp)
for (i = 0; i < bp->ctx_pages; i++) { for (i = 0; i < bp->ctx_pages; i++) {
if (bp->ctx_blk[i]) { if (bp->ctx_blk[i]) {
pci_free_consistent(bp->pdev, BCM_PAGE_SIZE, dma_free_coherent(&bp->pdev->dev, BCM_PAGE_SIZE,
bp->ctx_blk[i], bp->ctx_blk[i],
bp->ctx_blk_mapping[i]); bp->ctx_blk_mapping[i]);
bp->ctx_blk[i] = NULL; bp->ctx_blk[i] = NULL;
} }
} }
if (bnapi->status_blk.msi) { if (bnapi->status_blk.msi) {
pci_free_consistent(bp->pdev, bp->status_stats_size, dma_free_coherent(&bp->pdev->dev, bp->status_stats_size,
bnapi->status_blk.msi, bnapi->status_blk.msi,
bp->status_blk_mapping); bp->status_blk_mapping);
bnapi->status_blk.msi = NULL; bnapi->status_blk.msi = NULL;
bp->stats_blk = NULL; bp->stats_blk = NULL;
} }
...@@ -846,8 +850,8 @@ bnx2_alloc_mem(struct bnx2 *bp) ...@@ -846,8 +850,8 @@ bnx2_alloc_mem(struct bnx2 *bp)
bp->status_stats_size = status_blk_size + bp->status_stats_size = status_blk_size +
sizeof(struct statistics_block); sizeof(struct statistics_block);
status_blk = pci_alloc_consistent(bp->pdev, bp->status_stats_size, status_blk = dma_alloc_coherent(&bp->pdev->dev, bp->status_stats_size,
&bp->status_blk_mapping); &bp->status_blk_mapping, GFP_KERNEL);
if (status_blk == NULL) if (status_blk == NULL)
goto alloc_mem_err; goto alloc_mem_err;
...@@ -885,9 +889,10 @@ bnx2_alloc_mem(struct bnx2 *bp) ...@@ -885,9 +889,10 @@ bnx2_alloc_mem(struct bnx2 *bp)
if (bp->ctx_pages == 0) if (bp->ctx_pages == 0)
bp->ctx_pages = 1; bp->ctx_pages = 1;
for (i = 0; i < bp->ctx_pages; i++) { for (i = 0; i < bp->ctx_pages; i++) {
bp->ctx_blk[i] = pci_alloc_consistent(bp->pdev, bp->ctx_blk[i] = dma_alloc_coherent(&bp->pdev->dev,
BCM_PAGE_SIZE, BCM_PAGE_SIZE,
&bp->ctx_blk_mapping[i]); &bp->ctx_blk_mapping[i],
GFP_KERNEL);
if (bp->ctx_blk[i] == NULL) if (bp->ctx_blk[i] == NULL)
goto alloc_mem_err; goto alloc_mem_err;
} }
...@@ -2674,9 +2679,9 @@ bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gf ...@@ -2674,9 +2679,9 @@ bnx2_alloc_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gf
if (!page) if (!page)
return -ENOMEM; return -ENOMEM;
mapping = pci_map_page(bp->pdev, page, 0, PAGE_SIZE, mapping = dma_map_page(&bp->pdev->dev, page, 0, PAGE_SIZE,
PCI_DMA_FROMDEVICE); PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(bp->pdev, mapping)) { if (dma_mapping_error(&bp->pdev->dev, mapping)) {
__free_page(page); __free_page(page);
return -EIO; return -EIO;
} }
...@@ -2697,8 +2702,8 @@ bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index) ...@@ -2697,8 +2702,8 @@ bnx2_free_rx_page(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index)
if (!page) if (!page)
return; return;
pci_unmap_page(bp->pdev, dma_unmap_addr(rx_pg, mapping), PAGE_SIZE, dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(rx_pg, mapping),
PCI_DMA_FROMDEVICE); PAGE_SIZE, PCI_DMA_FROMDEVICE);
__free_page(page); __free_page(page);
rx_pg->page = NULL; rx_pg->page = NULL;
...@@ -2721,9 +2726,9 @@ bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp ...@@ -2721,9 +2726,9 @@ bnx2_alloc_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u16 index, gfp
if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1)))) if (unlikely((align = (unsigned long) skb->data & (BNX2_RX_ALIGN - 1))))
skb_reserve(skb, BNX2_RX_ALIGN - align); skb_reserve(skb, BNX2_RX_ALIGN - align);
mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, mapping = dma_map_single(&bp->pdev->dev, skb->data, bp->rx_buf_use_size,
PCI_DMA_FROMDEVICE); PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(bp->pdev, mapping)) { if (dma_mapping_error(&bp->pdev->dev, mapping)) {
dev_kfree_skb(skb); dev_kfree_skb(skb);
return -EIO; return -EIO;
} }
...@@ -2829,7 +2834,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) ...@@ -2829,7 +2834,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
} }
} }
pci_unmap_single(bp->pdev, dma_unmap_addr(tx_buf, mapping), dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping),
skb_headlen(skb), PCI_DMA_TODEVICE); skb_headlen(skb), PCI_DMA_TODEVICE);
tx_buf->skb = NULL; tx_buf->skb = NULL;
...@@ -2838,7 +2843,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) ...@@ -2838,7 +2843,7 @@ bnx2_tx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
for (i = 0; i < last; i++) { for (i = 0; i < last; i++) {
sw_cons = NEXT_TX_BD(sw_cons); sw_cons = NEXT_TX_BD(sw_cons);
pci_unmap_page(bp->pdev, dma_unmap_page(&bp->pdev->dev,
dma_unmap_addr( dma_unmap_addr(
&txr->tx_buf_ring[TX_RING_IDX(sw_cons)], &txr->tx_buf_ring[TX_RING_IDX(sw_cons)],
mapping), mapping),
...@@ -2945,7 +2950,7 @@ bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, ...@@ -2945,7 +2950,7 @@ bnx2_reuse_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr,
cons_rx_buf = &rxr->rx_buf_ring[cons]; cons_rx_buf = &rxr->rx_buf_ring[cons];
prod_rx_buf = &rxr->rx_buf_ring[prod]; prod_rx_buf = &rxr->rx_buf_ring[prod];
pci_dma_sync_single_for_device(bp->pdev, dma_sync_single_for_device(&bp->pdev->dev,
dma_unmap_addr(cons_rx_buf, mapping), dma_unmap_addr(cons_rx_buf, mapping),
BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE); BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
...@@ -2987,7 +2992,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, ...@@ -2987,7 +2992,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
} }
skb_reserve(skb, BNX2_RX_OFFSET); skb_reserve(skb, BNX2_RX_OFFSET);
pci_unmap_single(bp->pdev, dma_addr, bp->rx_buf_use_size, dma_unmap_single(&bp->pdev->dev, dma_addr, bp->rx_buf_use_size,
PCI_DMA_FROMDEVICE); PCI_DMA_FROMDEVICE);
if (hdr_len == 0) { if (hdr_len == 0) {
...@@ -3049,7 +3054,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, ...@@ -3049,7 +3054,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb,
return err; return err;
} }
pci_unmap_page(bp->pdev, mapping_old, dma_unmap_page(&bp->pdev->dev, mapping_old,
PAGE_SIZE, PCI_DMA_FROMDEVICE); PAGE_SIZE, PCI_DMA_FROMDEVICE);
frag_size -= frag_len; frag_size -= frag_len;
...@@ -3120,7 +3125,7 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) ...@@ -3120,7 +3125,7 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget)
dma_addr = dma_unmap_addr(rx_buf, mapping); dma_addr = dma_unmap_addr(rx_buf, mapping);
pci_dma_sync_single_for_cpu(bp->pdev, dma_addr, dma_sync_single_for_cpu(&bp->pdev->dev, dma_addr,
BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH, BNX2_RX_OFFSET + BNX2_RX_COPY_THRESH,
PCI_DMA_FROMDEVICE); PCI_DMA_FROMDEVICE);
...@@ -5338,7 +5343,7 @@ bnx2_free_tx_skbs(struct bnx2 *bp) ...@@ -5338,7 +5343,7 @@ bnx2_free_tx_skbs(struct bnx2 *bp)
continue; continue;
} }
pci_unmap_single(bp->pdev, dma_unmap_single(&bp->pdev->dev,
dma_unmap_addr(tx_buf, mapping), dma_unmap_addr(tx_buf, mapping),
skb_headlen(skb), skb_headlen(skb),
PCI_DMA_TODEVICE); PCI_DMA_TODEVICE);
...@@ -5349,7 +5354,7 @@ bnx2_free_tx_skbs(struct bnx2 *bp) ...@@ -5349,7 +5354,7 @@ bnx2_free_tx_skbs(struct bnx2 *bp)
j++; j++;
for (k = 0; k < last; k++, j++) { for (k = 0; k < last; k++, j++) {
tx_buf = &txr->tx_buf_ring[TX_RING_IDX(j)]; tx_buf = &txr->tx_buf_ring[TX_RING_IDX(j)];
pci_unmap_page(bp->pdev, dma_unmap_page(&bp->pdev->dev,
dma_unmap_addr(tx_buf, mapping), dma_unmap_addr(tx_buf, mapping),
skb_shinfo(skb)->frags[k].size, skb_shinfo(skb)->frags[k].size,
PCI_DMA_TODEVICE); PCI_DMA_TODEVICE);
...@@ -5379,7 +5384,7 @@ bnx2_free_rx_skbs(struct bnx2 *bp) ...@@ -5379,7 +5384,7 @@ bnx2_free_rx_skbs(struct bnx2 *bp)
if (skb == NULL) if (skb == NULL)
continue; continue;
pci_unmap_single(bp->pdev, dma_unmap_single(&bp->pdev->dev,
dma_unmap_addr(rx_buf, mapping), dma_unmap_addr(rx_buf, mapping),
bp->rx_buf_use_size, bp->rx_buf_use_size,
PCI_DMA_FROMDEVICE); PCI_DMA_FROMDEVICE);
...@@ -5732,9 +5737,9 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) ...@@ -5732,9 +5737,9 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode)
for (i = 14; i < pkt_size; i++) for (i = 14; i < pkt_size; i++)
packet[i] = (unsigned char) (i & 0xff); packet[i] = (unsigned char) (i & 0xff);
map = pci_map_single(bp->pdev, skb->data, pkt_size, map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size,
PCI_DMA_TODEVICE); PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(bp->pdev, map)) { if (dma_mapping_error(&bp->pdev->dev, map)) {
dev_kfree_skb(skb); dev_kfree_skb(skb);
return -EIO; return -EIO;
} }
...@@ -5772,7 +5777,7 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) ...@@ -5772,7 +5777,7 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode)
udelay(5); udelay(5);
pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE);
dev_kfree_skb(skb); dev_kfree_skb(skb);
if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod) if (bnx2_get_hw_tx_cons(tx_napi) != txr->tx_prod)
...@@ -5789,7 +5794,7 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode) ...@@ -5789,7 +5794,7 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode)
rx_hdr = rx_buf->desc; rx_hdr = rx_buf->desc;
skb_reserve(rx_skb, BNX2_RX_OFFSET); skb_reserve(rx_skb, BNX2_RX_OFFSET);
pci_dma_sync_single_for_cpu(bp->pdev, dma_sync_single_for_cpu(&bp->pdev->dev,
dma_unmap_addr(rx_buf, mapping), dma_unmap_addr(rx_buf, mapping),
bp->rx_buf_size, PCI_DMA_FROMDEVICE); bp->rx_buf_size, PCI_DMA_FROMDEVICE);
...@@ -6457,8 +6462,8 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) ...@@ -6457,8 +6462,8 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
} else } else
mss = 0; mss = 0;
mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); mapping = dma_map_single(&bp->pdev->dev, skb->data, len, PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(bp->pdev, mapping)) { if (dma_mapping_error(&bp->pdev->dev, mapping)) {
dev_kfree_skb(skb); dev_kfree_skb(skb);
return NETDEV_TX_OK; return NETDEV_TX_OK;
} }
...@@ -6486,9 +6491,9 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) ...@@ -6486,9 +6491,9 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
txbd = &txr->tx_desc_ring[ring_prod]; txbd = &txr->tx_desc_ring[ring_prod];
len = frag->size; len = frag->size;
mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, mapping = dma_map_page(&bp->pdev->dev, frag->page, frag->page_offset,
len, PCI_DMA_TODEVICE); len, PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(bp->pdev, mapping)) if (dma_mapping_error(&bp->pdev->dev, mapping))
goto dma_error; goto dma_error;
dma_unmap_addr_set(&txr->tx_buf_ring[ring_prod], mapping, dma_unmap_addr_set(&txr->tx_buf_ring[ring_prod], mapping,
mapping); mapping);
...@@ -6527,7 +6532,7 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) ...@@ -6527,7 +6532,7 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
ring_prod = TX_RING_IDX(prod); ring_prod = TX_RING_IDX(prod);
tx_buf = &txr->tx_buf_ring[ring_prod]; tx_buf = &txr->tx_buf_ring[ring_prod];
tx_buf->skb = NULL; tx_buf->skb = NULL;
pci_unmap_single(bp->pdev, dma_unmap_addr(tx_buf, mapping), dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping),
skb_headlen(skb), PCI_DMA_TODEVICE); skb_headlen(skb), PCI_DMA_TODEVICE);
/* unmap remaining mapped pages */ /* unmap remaining mapped pages */
...@@ -6535,7 +6540,7 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) ...@@ -6535,7 +6540,7 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
prod = NEXT_TX_BD(prod); prod = NEXT_TX_BD(prod);
ring_prod = TX_RING_IDX(prod); ring_prod = TX_RING_IDX(prod);
tx_buf = &txr->tx_buf_ring[ring_prod]; tx_buf = &txr->tx_buf_ring[ring_prod];
pci_unmap_page(bp->pdev, dma_unmap_addr(tx_buf, mapping), dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(tx_buf, mapping),
skb_shinfo(skb)->frags[i].size, skb_shinfo(skb)->frags[i].size,
PCI_DMA_TODEVICE); PCI_DMA_TODEVICE);
} }
......
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