From: FUJITA Tomonori Date: Fri, 4 Jun 2010 02:37:36 +0000 (-0700) Subject: b43: replace the ssb_dma API with the generic DMA API X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=718e8898af2c523b1785f025350c34c59750734d;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git b43: replace the ssb_dma API with the generic DMA API Signed-off-by: FUJITA Tomonori Cc: Stefano Brivio Cc: John W. Linville Acked-by: Michael Buesch Acked-by: David S. Miller Acked-by: Larry Finger Signed-off-by: Andrew Morton Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c index fdfeab0c21a0..10d0aaf754c5 100644 --- a/drivers/net/wireless/b43/dma.c +++ b/drivers/net/wireless/b43/dma.c @@ -333,11 +333,11 @@ 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; @@ -348,11 +348,11 @@ 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); } } @@ -361,7 +361,7 @@ 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); } @@ -370,8 +370,8 @@ 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 @@ -401,9 +401,9 @@ 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; @@ -420,8 +420,8 @@ 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 */ @@ -528,7 +528,7 @@ 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) { @@ -874,10 +874,10 @@ 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)) { @@ -889,10 +889,10 @@ 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)) { @@ -903,9 +903,9 @@ 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); @@ -1018,9 +1018,12 @@ 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;