Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755425Ab0BOPKG (ORCPT ); Mon, 15 Feb 2010 10:10:06 -0500 Received: from sh.osrg.net ([192.16.179.4]:38245 "EHLO sh.osrg.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755247Ab0BOPKA (ORCPT ); Mon, 15 Feb 2010 10:10:00 -0500 From: FUJITA Tomonori To: linux-kernel@vger.kernel.org Cc: akpm@linux-foundation.org, netdev@vger.kernel.org, fujita.tomonori@lab.ntt.co.jp, davem@davemloft.net, Stefano Brivio , "John W. Linville" Subject: [PATCH -mm v2 3/5] b43: replace the ssb_dma API with the generic DMA API Date: Tue, 16 Feb 2010 00:04:08 +0900 Message-Id: <1266246250-5344-4-git-send-email-fujita.tomonori@lab.ntt.co.jp> X-Mailer: git-send-email 1.6.5 In-Reply-To: <1266246250-5344-1-git-send-email-fujita.tomonori@lab.ntt.co.jp> References: <1266246250-5344-1-git-send-email-fujita.tomonori@lab.ntt.co.jp> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Tue, 16 Feb 2010 00:09:38 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5201 Lines: 158 Signed-off-by: FUJITA Tomonori Cc: Stefano Brivio Cc: John W. Linville --- drivers/net/wireless/b43/dma.c | 65 +++++++++++++++++++++------------------- 1 files changed, 34 insertions(+), 31 deletions(-) diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c index 88d1fd0..103bddc 100644 --- a/drivers/net/wireless/b43/dma.c +++ b/drivers/net/wireless/b43/dma.c @@ -332,11 +332,11 @@ static inline dma_addr_t dmaaddr; if (tx) { - dmaaddr = ssb_dma_map_single(ring->dev->dev, - buf, len, DMA_TO_DEVICE); + dmaaddr = dma_map_single(ring->dev->dev->dma_dev, + buf, len, DMA_TO_DEVICE); } else { - dmaaddr = ssb_dma_map_single(ring->dev->dev, - buf, len, DMA_FROM_DEVICE); + dmaaddr = dma_map_single(ring->dev->dev->dma_dev, + buf, len, DMA_FROM_DEVICE); } return dmaaddr; @@ -347,11 +347,11 @@ static inline dma_addr_t addr, size_t len, int tx) { if (tx) { - ssb_dma_unmap_single(ring->dev->dev, - addr, len, DMA_TO_DEVICE); + dma_unmap_single(ring->dev->dev->dma_dev, + addr, len, DMA_TO_DEVICE); } else { - ssb_dma_unmap_single(ring->dev->dev, - addr, len, DMA_FROM_DEVICE); + dma_unmap_single(ring->dev->dev->dma_dev, + addr, len, DMA_FROM_DEVICE); } } @@ -360,7 +360,7 @@ static inline dma_addr_t addr, size_t len) { B43_WARN_ON(ring->tx); - ssb_dma_sync_single_for_cpu(ring->dev->dev, + dma_sync_single_for_cpu(ring->dev->dev->dma_dev, addr, len, DMA_FROM_DEVICE); } @@ -369,8 +369,8 @@ static inline dma_addr_t addr, size_t len) { B43_WARN_ON(ring->tx); - ssb_dma_sync_single_for_device(ring->dev->dev, - addr, len, DMA_FROM_DEVICE); + dma_sync_single_for_device(ring->dev->dev->dma_dev, + addr, len, DMA_FROM_DEVICE); } static inline @@ -400,9 +400,9 @@ static int alloc_ringmemory(struct b43_dmaring *ring) */ if (ring->type == B43_DMA_64BIT) flags |= GFP_DMA; - ring->descbase = ssb_dma_alloc_consistent(ring->dev->dev, - B43_DMA_RINGMEMSIZE, - &(ring->dmabase), flags); + ring->descbase = dma_alloc_coherent(ring->dev->dev->dma_dev, + B43_DMA_RINGMEMSIZE, + &(ring->dmabase), flags); if (!ring->descbase) { b43err(ring->dev->wl, "DMA ringmemory allocation failed\n"); return -ENOMEM; @@ -419,8 +419,8 @@ static void free_ringmemory(struct b43_dmaring *ring) if (ring->type == B43_DMA_64BIT) flags |= GFP_DMA; - ssb_dma_free_consistent(ring->dev->dev, B43_DMA_RINGMEMSIZE, - ring->descbase, ring->dmabase, flags); + dma_free_coherent(ring->dev->dev->dma_dev, B43_DMA_RINGMEMSIZE, + ring->descbase, ring->dmabase); } /* Reset the RX DMA channel */ @@ -527,7 +527,7 @@ static bool b43_dma_mapping_error(struct b43_dmaring *ring, dma_addr_t addr, size_t buffersize, bool dma_to_device) { - if (unlikely(ssb_dma_mapping_error(ring->dev->dev, addr))) + if (unlikely(dma_mapping_error(ring->dev->dev->dma_dev, addr))) return 1; switch (ring->type) { @@ -873,10 +873,10 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev, goto err_kfree_meta; /* test for ability to dma to txhdr_cache */ - dma_test = ssb_dma_map_single(dev->dev, - ring->txhdr_cache, - b43_txhdr_size(dev), - DMA_TO_DEVICE); + dma_test = dma_map_single(dev->dev->dma_dev, + ring->txhdr_cache, + b43_txhdr_size(dev), + DMA_TO_DEVICE); if (b43_dma_mapping_error(ring, dma_test, b43_txhdr_size(dev), 1)) { @@ -888,10 +888,10 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev, if (!ring->txhdr_cache) goto err_kfree_meta; - dma_test = ssb_dma_map_single(dev->dev, - ring->txhdr_cache, - b43_txhdr_size(dev), - DMA_TO_DEVICE); + dma_test = dma_map_single(dev->dev->dma_dev, + ring->txhdr_cache, + b43_txhdr_size(dev), + DMA_TO_DEVICE); if (b43_dma_mapping_error(ring, dma_test, b43_txhdr_size(dev), 1)) { @@ -902,9 +902,9 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev, } } - ssb_dma_unmap_single(dev->dev, - dma_test, b43_txhdr_size(dev), - DMA_TO_DEVICE); + dma_unmap_single(dev->dev->dma_dev, + dma_test, b43_txhdr_size(dev), + DMA_TO_DEVICE); } err = alloc_ringmemory(ring); @@ -1017,9 +1017,12 @@ static int b43_dma_set_mask(struct b43_wldev *dev, u64 mask) /* Try to set the DMA mask. If it fails, try falling back to a * lower mask, as we can always also support a lower one. */ while (1) { - err = ssb_dma_set_mask(dev->dev, mask); - if (!err) - break; + err = dma_set_mask(dev->dev->dma_dev, mask); + if (!err) { + err = dma_set_coherent_mask(dev->dev->dma_dev, mask); + if (!err) + break; + } if (mask == DMA_BIT_MASK(64)) { mask = DMA_BIT_MASK(32); fallback = 1; -- 1.6.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/