diff options
Diffstat (limited to 'drivers/net/wireless/b43legacy/dma.c')
| -rw-r--r-- | drivers/net/wireless/b43legacy/dma.c | 63 |
1 files changed, 31 insertions, 32 deletions
diff --git a/drivers/net/wireless/b43legacy/dma.c b/drivers/net/wireless/b43legacy/dma.c index 203b0f42ac58..eb0243a22691 100644 --- a/drivers/net/wireless/b43legacy/dma.c +++ b/drivers/net/wireless/b43legacy/dma.c @@ -393,13 +393,13 @@ dma_addr_t map_descbuffer(struct b43legacy_dmaring *ring, dma_addr_t dmaaddr; if (tx) - dmaaddr = dma_map_single(ring->dev->dev->dma_dev, - buf, len, - DMA_TO_DEVICE); + dmaaddr = ssb_dma_map_single(ring->dev->dev, + buf, len, + DMA_TO_DEVICE); else - dmaaddr = dma_map_single(ring->dev->dev->dma_dev, - buf, len, - DMA_FROM_DEVICE); + dmaaddr = ssb_dma_map_single(ring->dev->dev, + buf, len, + DMA_FROM_DEVICE); return dmaaddr; } @@ -411,13 +411,13 @@ void unmap_descbuffer(struct b43legacy_dmaring *ring, int tx) { if (tx) - dma_unmap_single(ring->dev->dev->dma_dev, - addr, len, - DMA_TO_DEVICE); + ssb_dma_unmap_single(ring->dev->dev, + addr, len, + DMA_TO_DEVICE); else - dma_unmap_single(ring->dev->dev->dma_dev, - addr, len, - DMA_FROM_DEVICE); + ssb_dma_unmap_single(ring->dev->dev, + addr, len, + DMA_FROM_DEVICE); } static inline @@ -427,8 +427,8 @@ void sync_descbuffer_for_cpu(struct b43legacy_dmaring *ring, { B43legacy_WARN_ON(ring->tx); - dma_sync_single_for_cpu(ring->dev->dev->dma_dev, - addr, len, DMA_FROM_DEVICE); + ssb_dma_sync_single_for_cpu(ring->dev->dev, + addr, len, DMA_FROM_DEVICE); } static inline @@ -438,8 +438,8 @@ void sync_descbuffer_for_device(struct b43legacy_dmaring *ring, { B43legacy_WARN_ON(ring->tx); - dma_sync_single_for_device(ring->dev->dev->dma_dev, - addr, len, DMA_FROM_DEVICE); + ssb_dma_sync_single_for_device(ring->dev->dev, + addr, len, DMA_FROM_DEVICE); } static inline @@ -458,10 +458,11 @@ void free_descriptor_buffer(struct b43legacy_dmaring *ring, static int alloc_ringmemory(struct b43legacy_dmaring *ring) { - struct device *dma_dev = ring->dev->dev->dma_dev; - - ring->descbase = dma_alloc_coherent(dma_dev, B43legacy_DMA_RINGMEMSIZE, - &(ring->dmabase), GFP_KERNEL); + /* GFP flags must match the flags in free_ringmemory()! */ + ring->descbase = ssb_dma_alloc_consistent(ring->dev->dev, + B43legacy_DMA_RINGMEMSIZE, + &(ring->dmabase), + GFP_KERNEL); if (!ring->descbase) { b43legacyerr(ring->dev->wl, "DMA ringmemory allocation" " failed\n"); @@ -474,10 +475,8 @@ static int alloc_ringmemory(struct b43legacy_dmaring *ring) static void free_ringmemory(struct b43legacy_dmaring *ring) { - struct device *dma_dev = ring->dev->dev->dma_dev; - - dma_free_coherent(dma_dev, B43legacy_DMA_RINGMEMSIZE, - ring->descbase, ring->dmabase); + ssb_dma_free_consistent(ring->dev->dev, B43legacy_DMA_RINGMEMSIZE, + ring->descbase, ring->dmabase, GFP_KERNEL); } /* Reset the RX DMA channel */ @@ -589,7 +588,7 @@ static bool b43legacy_dma_mapping_error(struct b43legacy_dmaring *ring, size_t buffersize, bool dma_to_device) { - if (unlikely(dma_mapping_error(addr))) + if (unlikely(ssb_dma_mapping_error(ring->dev->dev, addr))) return 1; switch (ring->type) { @@ -894,9 +893,9 @@ struct b43legacy_dmaring *b43legacy_setup_dmaring(struct b43legacy_wldev *dev, goto err_kfree_meta; /* test for ability to dma to txhdr_cache */ - dma_test = dma_map_single(dev->dev->dma_dev, ring->txhdr_cache, - sizeof(struct b43legacy_txhdr_fw3), - DMA_TO_DEVICE); + dma_test = ssb_dma_map_single(dev->dev, ring->txhdr_cache, + sizeof(struct b43legacy_txhdr_fw3), + DMA_TO_DEVICE); if (b43legacy_dma_mapping_error(ring, dma_test, sizeof(struct b43legacy_txhdr_fw3), 1)) { @@ -908,7 +907,7 @@ struct b43legacy_dmaring *b43legacy_setup_dmaring(struct b43legacy_wldev *dev, if (!ring->txhdr_cache) goto err_kfree_meta; - dma_test = dma_map_single(dev->dev->dma_dev, + dma_test = ssb_dma_map_single(dev->dev, ring->txhdr_cache, sizeof(struct b43legacy_txhdr_fw3), DMA_TO_DEVICE); @@ -918,9 +917,9 @@ struct b43legacy_dmaring *b43legacy_setup_dmaring(struct b43legacy_wldev *dev, goto err_kfree_txhdr_cache; } - dma_unmap_single(dev->dev->dma_dev, - dma_test, sizeof(struct b43legacy_txhdr_fw3), - DMA_TO_DEVICE); + ssb_dma_unmap_single(dev->dev, dma_test, + sizeof(struct b43legacy_txhdr_fw3), + DMA_TO_DEVICE); } ring->nr_slots = nr_slots; |