From patchwork Wed Apr 28 00:57:04 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: FUJITA Tomonori X-Patchwork-Id: 51136 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id B65C5B7D55 for ; Wed, 28 Apr 2010 10:57:32 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755641Ab0D1A51 (ORCPT ); Tue, 27 Apr 2010 20:57:27 -0400 Received: from sh.osrg.net ([192.16.179.4]:57309 "EHLO sh.osrg.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755116Ab0D1A5U (ORCPT ); Tue, 27 Apr 2010 20:57:20 -0400 Received: from localhost (rose.osrg.net [10.76.0.1]) by sh.osrg.net (8.14.3/8.14.3/OSRG-NET) with ESMTP id o3S0v4wV011364; Wed, 28 Apr 2010 09:57:05 +0900 Date: Wed, 28 Apr 2010 09:57:04 +0900 To: netdev@vger.kernel.org Cc: shemminger@linux-foundation.org Subject: [PATCH] skge: use the DMA state API instead of the pci equivalents From: FUJITA Tomonori Mime-Version: 1.0 Message-Id: <20100428095730K.fujita.tomonori@lab.ntt.co.jp> Lines: 123 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Wed, 28 Apr 2010 09:57:05 +0900 (JST) X-Virus-Scanned: clamav-milter 0.95.3 at sh X-Virus-Status: Clean Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org 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 Acked-by: Stephen Hemminger --- drivers/net/skge.c | 32 ++++++++++++++++---------------- drivers/net/skge.h | 4 ++-- 2 files changed, 18 insertions(+), 18 deletions(-) diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 96eee86..40e5c46 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -984,8 +984,8 @@ static void skge_rx_setup(struct skge_port *skge, struct skge_element *e, wmb(); rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | bufsize; - pci_unmap_addr_set(e, mapaddr, map); - pci_unmap_len_set(e, maplen, bufsize); + dma_unmap_addr_set(e, mapaddr, map); + dma_unmap_len_set(e, maplen, bufsize); } /* Resume receiving using existing skb, @@ -1018,8 +1018,8 @@ static void skge_rx_clean(struct skge_port *skge) rd->control = 0; if (e->skb) { pci_unmap_single(hw->pdev, - pci_unmap_addr(e, mapaddr), - pci_unmap_len(e, maplen), + dma_unmap_addr(e, mapaddr), + dma_unmap_len(e, maplen), PCI_DMA_FROMDEVICE); dev_kfree_skb(e->skb); e->skb = NULL; @@ -2756,8 +2756,8 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb, e->skb = skb; len = skb_headlen(skb); map = pci_map_single(hw->pdev, skb->data, len, PCI_DMA_TODEVICE); - pci_unmap_addr_set(e, mapaddr, map); - pci_unmap_len_set(e, maplen, len); + dma_unmap_addr_set(e, mapaddr, map); + dma_unmap_len_set(e, maplen, len); td->dma_lo = map; td->dma_hi = map >> 32; @@ -2799,8 +2799,8 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb, tf->dma_lo = map; tf->dma_hi = (u64) map >> 32; - pci_unmap_addr_set(e, mapaddr, map); - pci_unmap_len_set(e, maplen, frag->size); + dma_unmap_addr_set(e, mapaddr, map); + dma_unmap_len_set(e, maplen, frag->size); tf->control = BMU_OWN | BMU_SW | control | frag->size; } @@ -2837,12 +2837,12 @@ static void skge_tx_free(struct skge_port *skge, struct skge_element *e, /* skb header vs. fragment */ if (control & BMU_STF) - pci_unmap_single(pdev, pci_unmap_addr(e, mapaddr), - pci_unmap_len(e, maplen), + pci_unmap_single(pdev, dma_unmap_addr(e, mapaddr), + dma_unmap_len(e, maplen), PCI_DMA_TODEVICE); else - pci_unmap_page(pdev, pci_unmap_addr(e, mapaddr), - pci_unmap_len(e, maplen), + pci_unmap_page(pdev, dma_unmap_addr(e, mapaddr), + dma_unmap_len(e, maplen), PCI_DMA_TODEVICE); if (control & BMU_EOF) { @@ -3060,11 +3060,11 @@ static struct sk_buff *skge_rx_get(struct net_device *dev, goto resubmit; pci_dma_sync_single_for_cpu(skge->hw->pdev, - pci_unmap_addr(e, mapaddr), + dma_unmap_addr(e, mapaddr), len, PCI_DMA_FROMDEVICE); skb_copy_from_linear_data(e->skb, skb->data, len); pci_dma_sync_single_for_device(skge->hw->pdev, - pci_unmap_addr(e, mapaddr), + dma_unmap_addr(e, mapaddr), len, PCI_DMA_FROMDEVICE); skge_rx_reuse(e, skge->rx_buf_size); } else { @@ -3075,8 +3075,8 @@ static struct sk_buff *skge_rx_get(struct net_device *dev, goto resubmit; pci_unmap_single(skge->hw->pdev, - pci_unmap_addr(e, mapaddr), - pci_unmap_len(e, maplen), + dma_unmap_addr(e, mapaddr), + dma_unmap_len(e, maplen), PCI_DMA_FROMDEVICE); skb = e->skb; prefetch(skb->data); diff --git a/drivers/net/skge.h b/drivers/net/skge.h index 831de1b..507addc 100644 --- a/drivers/net/skge.h +++ b/drivers/net/skge.h @@ -2393,8 +2393,8 @@ struct skge_element { struct skge_element *next; void *desc; struct sk_buff *skb; - DECLARE_PCI_UNMAP_ADDR(mapaddr); - DECLARE_PCI_UNMAP_LEN(maplen); + DEFINE_DMA_UNMAP_ADDR(mapaddr); + DEFINE_DMA_UNMAP_LEN(maplen); }; struct skge_ring {