X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fwireless%2Fb43%2Fdma.c;h=0953ce1ac1b0f331fff3f7425cf469e76c6cdc12;hb=3f4a12210774eb31c3435a5bc21d57aa20647aeb;hp=ce572aebeffd18a6bbc0fad1c411717266e5b683;hpb=0a613b647bac0cfab7b7d81f11271883209a70ef;p=pandora-kernel.git

diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index ce572aebeffd..0953ce1ac1b0 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -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 |= (ring->dev->dma.translation << 1);
+	addrhi |= ring->dev->dma.translation;
 	if (slot == ring->nr_slots - 1)
 		ctl0 |= B43_DMA64_DCTL0_DTABLEEND;
 	if (start)
@@ -659,6 +659,7 @@ static int dmacontroller_setup(struct b43_dmaring *ring)
 	u32 value;
 	u32 addrext;
 	u32 trans = ring->dev->dma.translation;
+	bool parity = ring->dev->dma.parity;
 
 	if (ring->tx) {
 		if (ring->type == B43_DMA_64BIT) {
@@ -669,13 +670,15 @@ static int dmacontroller_setup(struct b43_dmaring *ring)
 			value = B43_DMA64_TXENABLE;
 			value |= (addrext << B43_DMA64_TXADDREXT_SHIFT)
 			    & B43_DMA64_TXADDREXT_MASK;
+			if (!parity)
+				value |= B43_DMA64_TXPARITYDISABLE;
 			b43_dma_write(ring, B43_DMA64_TXCTL, value);
 			b43_dma_write(ring, B43_DMA64_TXRINGLO,
 				      (ringbase & 0xFFFFFFFF));
 			b43_dma_write(ring, B43_DMA64_TXRINGHI,
 				      ((ringbase >> 32) &
 				       ~SSB_DMA_TRANSLATION_MASK)
-				      | (trans << 1));
+				      | trans);
 		} else {
 			u32 ringbase = (u32) (ring->dmabase);
 
@@ -684,6 +687,8 @@ static int dmacontroller_setup(struct b43_dmaring *ring)
 			value = B43_DMA32_TXENABLE;
 			value |= (addrext << B43_DMA32_TXADDREXT_SHIFT)
 			    & B43_DMA32_TXADDREXT_MASK;
+			if (!parity)
+				value |= B43_DMA32_TXPARITYDISABLE;
 			b43_dma_write(ring, B43_DMA32_TXCTL, value);
 			b43_dma_write(ring, B43_DMA32_TXRING,
 				      (ringbase & ~SSB_DMA_TRANSLATION_MASK)
@@ -702,13 +707,15 @@ static int dmacontroller_setup(struct b43_dmaring *ring)
 			value |= B43_DMA64_RXENABLE;
 			value |= (addrext << B43_DMA64_RXADDREXT_SHIFT)
 			    & B43_DMA64_RXADDREXT_MASK;
+			if (!parity)
+				value |= B43_DMA64_RXPARITYDISABLE;
 			b43_dma_write(ring, B43_DMA64_RXCTL, value);
 			b43_dma_write(ring, B43_DMA64_RXRINGLO,
 				      (ringbase & 0xFFFFFFFF));
 			b43_dma_write(ring, B43_DMA64_RXRINGHI,
 				      ((ringbase >> 32) &
 				       ~SSB_DMA_TRANSLATION_MASK)
-				      | (trans << 1));
+				      | trans);
 			b43_dma_write(ring, B43_DMA64_RXINDEX, ring->nr_slots *
 				      sizeof(struct b43_dmadesc64));
 		} else {
@@ -720,6 +727,8 @@ static int dmacontroller_setup(struct b43_dmaring *ring)
 			value |= B43_DMA32_RXENABLE;
 			value |= (addrext << B43_DMA32_RXADDREXT_SHIFT)
 			    & B43_DMA32_RXADDREXT_MASK;
+			if (!parity)
+				value |= B43_DMA32_RXPARITYDISABLE;
 			b43_dma_write(ring, B43_DMA32_RXCTL, value);
 			b43_dma_write(ring, B43_DMA32_RXRING,
 				      (ringbase & ~SSB_DMA_TRANSLATION_MASK)
@@ -1057,6 +1066,11 @@ int b43_dma_init(struct b43_wldev *dev)
 		return err;
 
 	switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+	case B43_BUS_BCMA:
+		dma->translation = bcma_core_dma_translation(dev->dev->bdev);
+		break;
+#endif
 #ifdef CONFIG_B43_SSB
 	case B43_BUS_SSB:
 		dma->translation = ssb_dma_translation(dev->dev->sdev);
@@ -1064,6 +1078,13 @@ int b43_dma_init(struct b43_wldev *dev)
 #endif
 	}
 
+	dma->parity = true;
+#ifdef CONFIG_B43_BCMA
+	/* TODO: find out which SSB devices need disabling parity */
+	if (dev->dev->bus_type == B43_BUS_BCMA)
+		dma->parity = false;
+#endif
+
 	err = -ENOMEM;
 	/* setup TX DMA channels. */
 	dma->tx_ring_AC_BK = b43_setup_dmaring(dev, 0, 1, type);