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myri10ge: 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: Andrew Gallatin <gallatin@myri.com>
Cc: Brice Goglin <brice@myri.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
FUJITA Tomonori 2010-04-12 14:32:10 +00:00 committed by David S. Miller
parent 64b9b41de8
commit c755b4b625
1 changed files with 22 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
drivers/net/myri10ge/myri10ge.c
View File

@ -110,15 +110,15 @@ MODULE_LICENSE("Dual BSD/GPL");
struct myri10ge_rx_buffer_state {
struct page *page;
int page_offset;
DECLARE_PCI_UNMAP_ADDR(bus)
DECLARE_PCI_UNMAP_LEN(len)
DEFINE_DMA_UNMAP_ADDR(bus);
DEFINE_DMA_UNMAP_LEN(len);
};
struct myri10ge_tx_buffer_state {
struct sk_buff *skb;
int last;
DECLARE_PCI_UNMAP_ADDR(bus)
DECLARE_PCI_UNMAP_LEN(len)
DEFINE_DMA_UNMAP_ADDR(bus);
DEFINE_DMA_UNMAP_LEN(len);
};
struct myri10ge_cmd {
@ -1234,7 +1234,7 @@ myri10ge_alloc_rx_pages(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx,
rx->info[idx].page_offset = rx->page_offset;
/* note that this is the address of the start of the
* page */
pci_unmap_addr_set(&rx->info[idx], bus, rx->bus);
dma_unmap_addr_set(&rx->info[idx], bus, rx->bus);
rx->shadow[idx].addr_low =
htonl(MYRI10GE_LOWPART_TO_U32(rx->bus) + rx->page_offset);
rx->shadow[idx].addr_high =
@ -1266,7 +1266,7 @@ myri10ge_unmap_rx_page(struct pci_dev *pdev,
/* unmap the recvd page if we're the only or last user of it */
if (bytes >= MYRI10GE_ALLOC_SIZE / 2 ||
(info->page_offset + 2 * bytes) > MYRI10GE_ALLOC_SIZE) {
pci_unmap_page(pdev, (pci_unmap_addr(info, bus)
pci_unmap_page(pdev, (dma_unmap_addr(info, bus)
& ~(MYRI10GE_ALLOC_SIZE - 1)),
MYRI10GE_ALLOC_SIZE, PCI_DMA_FROMDEVICE);
}
@ -1373,21 +1373,21 @@ myri10ge_tx_done(struct myri10ge_slice_state *ss, int mcp_index)
tx->info[idx].last = 0;
}
tx->done++;
len = pci_unmap_len(&tx->info[idx], len);
pci_unmap_len_set(&tx->info[idx], len, 0);
len = dma_unmap_len(&tx->info[idx], len);
dma_unmap_len_set(&tx->info[idx], len, 0);
if (skb) {
ss->stats.tx_bytes += skb->len;
ss->stats.tx_packets++;
dev_kfree_skb_irq(skb);
if (len)
pci_unmap_single(pdev,
pci_unmap_addr(&tx->info[idx],
dma_unmap_addr(&tx->info[idx],
bus), len,
PCI_DMA_TODEVICE);
} else {
if (len)
pci_unmap_page(pdev,
pci_unmap_addr(&tx->info[idx],
dma_unmap_addr(&tx->info[idx],
bus), len,
PCI_DMA_TODEVICE);
}
@ -2094,20 +2094,20 @@ static void myri10ge_free_rings(struct myri10ge_slice_state *ss)
/* Mark as free */
tx->info[idx].skb = NULL;
tx->done++;
len = pci_unmap_len(&tx->info[idx], len);
pci_unmap_len_set(&tx->info[idx], len, 0);
len = dma_unmap_len(&tx->info[idx], len);
dma_unmap_len_set(&tx->info[idx], len, 0);
if (skb) {
ss->stats.tx_dropped++;
dev_kfree_skb_any(skb);
if (len)
pci_unmap_single(mgp->pdev,
pci_unmap_addr(&tx->info[idx],
dma_unmap_addr(&tx->info[idx],
bus), len,
PCI_DMA_TODEVICE);
} else {
if (len)
pci_unmap_page(mgp->pdev,
pci_unmap_addr(&tx->info[idx],
dma_unmap_addr(&tx->info[idx],
bus), len,
PCI_DMA_TODEVICE);
}
@ -2761,8 +2761,8 @@ again:
idx = tx->req & tx->mask;
tx->info[idx].skb = skb;
bus = pci_map_single(mgp->pdev, skb->data, len, PCI_DMA_TODEVICE);
pci_unmap_addr_set(&tx->info[idx], bus, bus);
pci_unmap_len_set(&tx->info[idx], len, len);
dma_unmap_addr_set(&tx->info[idx], bus, bus);
dma_unmap_len_set(&tx->info[idx], len, len);
frag_cnt = skb_shinfo(skb)->nr_frags;
frag_idx = 0;
@ -2865,8 +2865,8 @@ again:
len = frag->size;
bus = pci_map_page(mgp->pdev, frag->page, frag->page_offset,
len, PCI_DMA_TODEVICE);
pci_unmap_addr_set(&tx->info[idx], bus, bus);
pci_unmap_len_set(&tx->info[idx], len, len);
dma_unmap_addr_set(&tx->info[idx], bus, bus);
dma_unmap_len_set(&tx->info[idx], len, len);
}
(req - rdma_count)->rdma_count = rdma_count;
@ -2903,19 +2903,19 @@ abort_linearize:
idx = tx->req & tx->mask;
tx->info[idx].skb = NULL;
do {
len = pci_unmap_len(&tx->info[idx], len);
len = dma_unmap_len(&tx->info[idx], len);
if (len) {
if (tx->info[idx].skb != NULL)
pci_unmap_single(mgp->pdev,
pci_unmap_addr(&tx->info[idx],
dma_unmap_addr(&tx->info[idx],
bus), len,
PCI_DMA_TODEVICE);
else
pci_unmap_page(mgp->pdev,
pci_unmap_addr(&tx->info[idx],
dma_unmap_addr(&tx->info[idx],
bus), len,
PCI_DMA_TODEVICE);
pci_unmap_len_set(&tx->info[idx], len, 0);
dma_unmap_len_set(&tx->info[idx], len, 0);
tx->info[idx].skb = NULL;
}
idx = (idx + 1) & tx->mask;