diff options
| author | Gabor Juhos <juhosg@openwrt.org> | 2009-01-14 22:17:03 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-01-30 00:00:29 +0300 |
| commit | 7da3c55ce849e17fd9017c7bf770a03fa083d95b (patch) | |
| tree | 9832274615883cbb3e3f383ca258d37b1fce4f62 /drivers/net/wireless/ath9k/recv.c | |
| parent | f5870acb3a8e2cad57b6c5ffd3157a7dfbb47942 (diff) | |
| download | linux-7da3c55ce849e17fd9017c7bf770a03fa083d95b.tar.xz | |
ath9k: convert to use bus-agnostic DMA routines
Convert to use bus-agnostic DMA routines to make it usable on AHB bus as well.
Changes-licensed-under: ISC
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Tested-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath9k/recv.c')
| -rw-r--r-- | drivers/net/wireless/ath9k/recv.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/net/wireless/ath9k/recv.c b/drivers/net/wireless/ath9k/recv.c index 645fae2f49d8..648bb49e6734 100644 --- a/drivers/net/wireless/ath9k/recv.c +++ b/drivers/net/wireless/ath9k/recv.c @@ -291,16 +291,15 @@ int ath_rx_init(struct ath_softc *sc, int nbufs) } bf->bf_mpdu = skb; - bf->bf_buf_addr = pci_map_single(to_pci_dev(sc->dev), - skb->data, + bf->bf_buf_addr = dma_map_single(sc->dev, skb->data, sc->rx.bufsize, - PCI_DMA_FROMDEVICE); - if (unlikely(pci_dma_mapping_error(to_pci_dev(sc->dev), + DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(sc->dev, bf->bf_buf_addr))) { dev_kfree_skb_any(skb); bf->bf_mpdu = NULL; DPRINTF(sc, ATH_DBG_CONFIG, - "pci_dma_mapping_error() on RX init\n"); + "dma_mapping_error() on RX init\n"); error = -ENOMEM; break; } @@ -525,10 +524,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush) * 1. accessing the frame * 2. requeueing the same buffer to h/w */ - pci_dma_sync_single_for_cpu(to_pci_dev(sc->dev), - bf->bf_buf_addr, + dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr, sc->rx.bufsize, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); /* * If we're asked to flush receive queue, directly @@ -559,9 +557,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush) goto requeue; /* Unmap the frame */ - pci_unmap_single(to_pci_dev(sc->dev), bf->bf_buf_addr, + dma_unmap_single(sc->dev, bf->bf_buf_addr, sc->rx.bufsize, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); skb_put(skb, ds->ds_rxstat.rs_datalen); skb->protocol = cpu_to_be16(ETH_P_CONTROL); @@ -607,16 +605,15 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush) /* We will now give hardware our shiny new allocated skb */ bf->bf_mpdu = requeue_skb; - bf->bf_buf_addr = pci_map_single(to_pci_dev(sc->dev), - requeue_skb->data, + bf->bf_buf_addr = dma_map_single(sc->dev, requeue_skb->data, sc->rx.bufsize, - PCI_DMA_FROMDEVICE); - if (unlikely(pci_dma_mapping_error(to_pci_dev(sc->dev), + DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(sc->dev, bf->bf_buf_addr))) { dev_kfree_skb_any(requeue_skb); bf->bf_mpdu = NULL; DPRINTF(sc, ATH_DBG_CONFIG, - "pci_dma_mapping_error() on RX\n"); + "dma_mapping_error() on RX\n"); break; } bf->bf_dmacontext = bf->bf_buf_addr; |