From eb434568feb9157a62875a1ea504cc15ad553b4d Mon Sep 17 00:00:00 2001 From: juhosg Date: Wed, 7 Jan 2009 18:17:27 +0000 Subject: [package] mac80211: update compat-wireless to 2009-01-07, and refresh ath9k patches git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13925 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- ...-convert-to-use-bus-agnostic-DMA-routines.patch | 233 +++++++++++++++++++++ 1 file changed, 233 insertions(+) create mode 100644 package/mac80211/patches/402-ath9k-convert-to-use-bus-agnostic-DMA-routines.patch (limited to 'package/mac80211/patches/402-ath9k-convert-to-use-bus-agnostic-DMA-routines.patch') diff --git a/package/mac80211/patches/402-ath9k-convert-to-use-bus-agnostic-DMA-routines.patch b/package/mac80211/patches/402-ath9k-convert-to-use-bus-agnostic-DMA-routines.patch new file mode 100644 index 000000000..2a30b610e --- /dev/null +++ b/package/mac80211/patches/402-ath9k-convert-to-use-bus-agnostic-DMA-routines.patch @@ -0,0 +1,233 @@ +From 57b901b5ceb401006a278bc1ad224f0ac88d4f08 Mon Sep 17 00:00:00 2001 +From: Gabor Juhos +Date: Mon, 5 Jan 2009 10:50:30 +0100 +Subject: [PATCH 02/11] ath9k: convert to use bus-agnostic DMA routines + +Convert to use bus-agnostic DMA routines to make it usable on AHB bus as well. + +Signed-off-by: Gabor Juhos +Signed-off-by: Imre Kaloz +--- + drivers/net/wireless/ath9k/beacon.c | 31 ++++++++++++++----------------- + drivers/net/wireless/ath9k/main.c | 13 ++++++------- + drivers/net/wireless/ath9k/recv.c | 27 ++++++++++++--------------- + drivers/net/wireless/ath9k/xmit.c | 15 ++++++--------- + 4 files changed, 38 insertions(+), 48 deletions(-) + +--- a/drivers/net/wireless/ath9k/beacon.c ++++ b/drivers/net/wireless/ath9k/beacon.c +@@ -164,9 +164,9 @@ static struct ath_buf *ath_beacon_genera + bf = avp->av_bcbuf; + skb = (struct sk_buff *)bf->bf_mpdu; + if (skb) { +- pci_unmap_single(to_pci_dev(sc->dev), bf->bf_dmacontext, ++ dma_unmap_single(sc->dev, bf->bf_dmacontext, + skb->len, +- PCI_DMA_TODEVICE); ++ DMA_TO_DEVICE); + dev_kfree_skb_any(skb); + } + +@@ -188,15 +188,14 @@ static struct ath_buf *ath_beacon_genera + } + + bf->bf_buf_addr = bf->bf_dmacontext = +- pci_map_single(to_pci_dev(sc->dev), skb->data, ++ dma_map_single(sc->dev, skb->data, + skb->len, +- PCI_DMA_TODEVICE); +- if (unlikely(pci_dma_mapping_error(to_pci_dev(sc->dev), +- bf->bf_buf_addr))) { ++ DMA_TO_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 beaconing\n"); ++ "dma_mapping_error() on beaconing\n"); + return NULL; + } + +@@ -344,9 +343,9 @@ int ath_beacon_alloc(struct ath_softc *s + bf = avp->av_bcbuf; + if (bf->bf_mpdu != NULL) { + skb = (struct sk_buff *)bf->bf_mpdu; +- pci_unmap_single(to_pci_dev(sc->dev), bf->bf_dmacontext, ++ dma_unmap_single(sc->dev, bf->bf_dmacontext, + skb->len, +- PCI_DMA_TODEVICE); ++ DMA_TO_DEVICE); + dev_kfree_skb_any(skb); + bf->bf_mpdu = NULL; + } +@@ -403,15 +402,14 @@ int ath_beacon_alloc(struct ath_softc *s + + bf->bf_mpdu = skb; + bf->bf_buf_addr = bf->bf_dmacontext = +- pci_map_single(to_pci_dev(sc->dev), skb->data, ++ dma_map_single(sc->dev, skb->data, + skb->len, +- PCI_DMA_TODEVICE); +- if (unlikely(pci_dma_mapping_error(to_pci_dev(sc->dev), +- bf->bf_buf_addr))) { ++ DMA_TO_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 beacon alloc\n"); ++ "dma_mapping_error() on beacon alloc\n"); + return -ENOMEM; + } + +@@ -431,10 +429,9 @@ void ath_beacon_return(struct ath_softc + bf = avp->av_bcbuf; + if (bf->bf_mpdu != NULL) { + struct sk_buff *skb = (struct sk_buff *)bf->bf_mpdu; +- pci_unmap_single(to_pci_dev(sc->dev), +- bf->bf_dmacontext, ++ dma_unmap_single(sc->dev, bf->bf_dmacontext, + skb->len, +- PCI_DMA_TODEVICE); ++ DMA_TO_DEVICE); + dev_kfree_skb_any(skb); + bf->bf_mpdu = NULL; + } +--- a/drivers/net/wireless/ath9k/main.c ++++ b/drivers/net/wireless/ath9k/main.c +@@ -1709,9 +1709,8 @@ int ath_descdma_setup(struct ath_softc * + } + + /* allocate descriptors */ +- dd->dd_desc = pci_alloc_consistent(to_pci_dev(sc->dev), +- dd->dd_desc_len, +- &dd->dd_desc_paddr); ++ dd->dd_desc = dma_alloc_coherent(sc->dev, dd->dd_desc_len, ++ &dd->dd_desc_paddr, GFP_ATOMIC); + if (dd->dd_desc == NULL) { + error = -ENOMEM; + goto fail; +@@ -1757,8 +1756,8 @@ int ath_descdma_setup(struct ath_softc * + } + return 0; + fail2: +- pci_free_consistent(to_pci_dev(sc->dev), +- dd->dd_desc_len, dd->dd_desc, dd->dd_desc_paddr); ++ dma_free_coherent(sc->dev, dd->dd_desc_len, dd->dd_desc, ++ dd->dd_desc_paddr); + fail: + memset(dd, 0, sizeof(*dd)); + return error; +@@ -1771,8 +1770,8 @@ void ath_descdma_cleanup(struct ath_soft + struct ath_descdma *dd, + struct list_head *head) + { +- pci_free_consistent(to_pci_dev(sc->dev), +- dd->dd_desc_len, dd->dd_desc, dd->dd_desc_paddr); ++ dma_free_coherent(sc->dev, dd->dd_desc_len, dd->dd_desc, ++ dd->dd_desc_paddr); + + INIT_LIST_HEAD(head); + kfree(dd->dd_bufptr); +--- 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, in + } + + 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, + * 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, + 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); +@@ -601,16 +599,15 @@ int ath_rx_tasklet(struct ath_softc *sc, + + /* 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; +--- a/drivers/net/wireless/ath9k/xmit.c ++++ b/drivers/net/wireless/ath9k/xmit.c +@@ -340,10 +340,8 @@ static void ath_tx_complete_buf(struct a + } + + /* Unmap this frame */ +- pci_unmap_single(to_pci_dev(sc->dev), +- bf->bf_dmacontext, +- skb->len, +- PCI_DMA_TODEVICE); ++ dma_unmap_single(sc->dev, bf->bf_dmacontext, skb->len, DMA_TO_DEVICE); ++ + /* complete this frame */ + ath_tx_complete(sc, skb, &tx_status); + +@@ -1716,13 +1714,12 @@ static int ath_tx_setup_buffer(struct at + /* DMA setup */ + bf->bf_mpdu = skb; + +- bf->bf_dmacontext = pci_map_single(to_pci_dev(sc->dev), skb->data, +- skb->len, PCI_DMA_TODEVICE); +- if (unlikely(pci_dma_mapping_error(to_pci_dev(sc->dev), +- bf->bf_dmacontext))) { ++ bf->bf_dmacontext = dma_map_single(sc->dev, skb->data, ++ skb->len, DMA_TO_DEVICE); ++ if (unlikely(dma_mapping_error(sc->dev, bf->bf_dmacontext))) { + bf->bf_mpdu = NULL; + DPRINTF(sc, ATH_DBG_CONFIG, +- "pci_dma_mapping_error() on TX\n"); ++ "dma_mapping_error() on TX\n"); + return -ENOMEM; + } + -- cgit v1.2.3