1 files changed, 20 insertions, 24 deletions

diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index 10d0aaf754c5..47d44bcff37d 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -80,7 +80,7 @@ static void op32_fill_descriptor(struct b43_dmaring *ring,
         addr = (u32) (dmaaddr & ~SSB_DMA_TRANSLATION_MASK);
         addrext = (u32) (dmaaddr & SSB_DMA_TRANSLATION_MASK)
             >> SSB_DMA_TRANSLATION_SHIFT;
-        addr |= ssb_dma_translation(ring->dev->dev);
+        addr |= ring->dev->dma.translation;
         ctl = bufsize & B43_DMA32_DCTL_BYTECNT;
         if (slot == ring->nr_slots - 1)
                 ctl |= B43_DMA32_DCTL_DTABLEEND;
@@ -174,7 +174,7 @@ static void op64_fill_descriptor(struct b43_dmaring *ring,
         addrhi = (((u64) dmaaddr >> 32) & ~SSB_DMA_TRANSLATION_MASK);
         addrext = (((u64) dmaaddr >> 32) & SSB_DMA_TRANSLATION_MASK)
             >> SSB_DMA_TRANSLATION_SHIFT;
-        addrhi |= (ssb_dma_translation(ring->dev->dev) << 1);
+        addrhi |= (ring->dev->dma.translation << 1);
         if (slot == ring->nr_slots - 1)
                 ctl0 |= B43_DMA64_DCTL0_DTABLEEND;
         if (start)
@@ -333,10 +333,10 @@ static inline
         dma_addr_t dmaaddr;
 
         if (tx) {
-                dmaaddr = dma_map_single(ring->dev->dev->dma_dev,
+                dmaaddr = dma_map_single(ring->dev->sdev->dma_dev,
                                          buf, len, DMA_TO_DEVICE);
         } else {
-                dmaaddr = dma_map_single(ring->dev->dev->dma_dev,
+                dmaaddr = dma_map_single(ring->dev->sdev->dma_dev,
                                          buf, len, DMA_FROM_DEVICE);
         }
 
@@ -348,10 +348,10 @@ static inline
                           dma_addr_t addr, size_t len, int tx)
 {
         if (tx) {
-                dma_unmap_single(ring->dev->dev->dma_dev,
+                dma_unmap_single(ring->dev->sdev->dma_dev,
                                  addr, len, DMA_TO_DEVICE);
         } else {
-                dma_unmap_single(ring->dev->dev->dma_dev,
+                dma_unmap_single(ring->dev->sdev->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);
-        dma_sync_single_for_cpu(ring->dev->dev->dma_dev,
+        dma_sync_single_for_cpu(ring->dev->sdev->dma_dev,
                                     addr, len, DMA_FROM_DEVICE);
 }
 
@@ -370,7 +370,7 @@ static inline
                                     dma_addr_t addr, size_t len)
 {
         B43_WARN_ON(ring->tx);
-        dma_sync_single_for_device(ring->dev->dev->dma_dev,
+        dma_sync_single_for_device(ring->dev->sdev->dma_dev,
                                    addr, len, DMA_FROM_DEVICE);
 }
 
@@ -401,7 +401,7 @@ static int alloc_ringmemory(struct b43_dmaring *ring)
          */
         if (ring->type == B43_DMA_64BIT)
                 flags |= GFP_DMA;
-        ring->descbase = dma_alloc_coherent(ring->dev->dev->dma_dev,
+        ring->descbase = dma_alloc_coherent(ring->dev->sdev->dma_dev,
                                             B43_DMA_RINGMEMSIZE,
                                             &(ring->dmabase), flags);
         if (!ring->descbase) {
@@ -415,12 +415,7 @@ static int alloc_ringmemory(struct b43_dmaring *ring)
 
 static void free_ringmemory(struct b43_dmaring *ring)
 {
-        gfp_t flags = GFP_KERNEL;
-
-        if (ring->type == B43_DMA_64BIT)
-                flags |= GFP_DMA;
-
-        dma_free_coherent(ring->dev->dev->dma_dev, B43_DMA_RINGMEMSIZE,
+        dma_free_coherent(ring->dev->sdev->dma_dev, B43_DMA_RINGMEMSIZE,
                           ring->descbase, ring->dmabase);
 }
 
@@ -528,7 +523,7 @@ static bool b43_dma_mapping_error(struct b43_dmaring *ring,
                                   dma_addr_t addr,
                                   size_t buffersize, bool dma_to_device)
 {
-        if (unlikely(dma_mapping_error(ring->dev->dev->dma_dev, addr)))
+        if (unlikely(dma_mapping_error(ring->dev->sdev->dma_dev, addr)))
                 return 1;
 
         switch (ring->type) {
@@ -663,7 +658,7 @@ static int dmacontroller_setup(struct b43_dmaring *ring)
         int err = 0;
         u32 value;
         u32 addrext;
-        u32 trans = ssb_dma_translation(ring->dev->dev);
+        u32 trans = ring->dev->dma.translation;
 
         if (ring->tx) {
                 if (ring->type == B43_DMA_64BIT) {
@@ -874,7 +869,7 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
                         goto err_kfree_meta;
 
                 /* test for ability to dma to txhdr_cache */
-                dma_test = dma_map_single(dev->dev->dma_dev,
+                dma_test = dma_map_single(dev->sdev->dma_dev,
                                           ring->txhdr_cache,
                                           b43_txhdr_size(dev),
                                           DMA_TO_DEVICE);
@@ -889,7 +884,7 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
                         if (!ring->txhdr_cache)
                                 goto err_kfree_meta;
 
-                        dma_test = dma_map_single(dev->dev->dma_dev,
+                        dma_test = dma_map_single(dev->sdev->dma_dev,
                                                   ring->txhdr_cache,
                                                   b43_txhdr_size(dev),
                                                   DMA_TO_DEVICE);
@@ -903,7 +898,7 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
                         }
                 }
 
-                dma_unmap_single(dev->dev->dma_dev,
+                dma_unmap_single(dev->sdev->dma_dev,
                                  dma_test, b43_txhdr_size(dev),
                                  DMA_TO_DEVICE);
         }
@@ -1018,9 +1013,9 @@ 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 = dma_set_mask(dev->dev->dma_dev, mask);
+                err = dma_set_mask(dev->sdev->dma_dev, mask);
                 if (!err) {
-                        err = dma_set_coherent_mask(dev->dev->dma_dev, mask);
+                        err = dma_set_coherent_mask(dev->sdev->dma_dev, mask);
                         if (!err)
                                 break;
                 }
@@ -1060,6 +1055,7 @@ int b43_dma_init(struct b43_wldev *dev)
         err = b43_dma_set_mask(dev, dmamask);
         if (err)
                 return err;
+        dma->translation = ssb_dma_translation(dev->sdev);
 
         err = -ENOMEM;
         /* setup TX DMA channels. */
@@ -1089,7 +1085,7 @@ int b43_dma_init(struct b43_wldev *dev)
                 goto err_destroy_mcast;
 
         /* No support for the TX status DMA ring. */
-        B43_WARN_ON(dev->dev->id.revision < 5);
+        B43_WARN_ON(dev->sdev->id.revision < 5);
 
         b43dbg(dev->wl, "%u-bit DMA initialized\n",
                (unsigned int)type);
@@ -1541,7 +1537,7 @@ static void dma_rx(struct b43_dmaring *ring, int *slot)
                 dmaaddr = meta->dmaaddr;
                 goto drop_recycle_buffer;
         }
-        if (unlikely(len > ring->rx_buffersize)) {
+        if (unlikely(len + ring->frameoffset > ring->rx_buffersize)) {
                 /* The data did not fit into one descriptor buffer
                  * and is split over multiple buffers.
                  * This should never happen, as we try to allocate buffers