---

yaml --- r: 258547 b: refs/heads/master c: 78c1ee7 h: refs/heads/master i: 258545: 1dfe233 258543: d1d344f v: v3
git-mirror · Jul 22, 2011 · e6fe199 · e6fe199
1 parent bde0a41
commit e6fe199
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Showing 4 changed files with 22 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 292b11926fec139c0ff103bc229bc6c079d0862f
+refs/heads/master: 78c1ee7e61af4eb3f6c8a553ca56036e3734121f
diff --git a/trunk/drivers/net/wireless/b43/b43.h b/trunk/drivers/net/wireless/b43/b43.h
@@ -594,6 +594,7 @@ struct b43_dma {
 	struct b43_dmaring *rx_ring;
 
 	u32 translation; /* Routing bits */
+	bool parity; /* Check for parity */
 };
 
 struct b43_pio_txqueue;

diff --git a/trunk/drivers/net/wireless/b43/dma.c b/trunk/drivers/net/wireless/b43/dma.c
@@ -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) {
@@ -669,6 +670,8 @@ 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));
@@ -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)
@@ -702,6 +707,8 @@ 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));
@@ -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)
@@ -1064,6 +1073,13 @@ 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);

diff --git a/trunk/drivers/net/wireless/b43/dma.h b/trunk/drivers/net/wireless/b43/dma.h
@@ -20,6 +20,7 @@
 #define		B43_DMA32_TXSUSPEND			0x00000002
 #define		B43_DMA32_TXLOOPBACK		0x00000004
 #define		B43_DMA32_TXFLUSH			0x00000010
+#define		B43_DMA32_TXPARITYDISABLE		0x00000800
 #define		B43_DMA32_TXADDREXT_MASK		0x00030000
 #define		B43_DMA32_TXADDREXT_SHIFT		16
 #define B43_DMA32_TXRING				0x04
@@ -44,6 +45,7 @@
 #define		B43_DMA32_RXFROFF_MASK		0x000000FE
 #define		B43_DMA32_RXFROFF_SHIFT		1
 #define		B43_DMA32_RXDIRECTFIFO		0x00000100
+#define		B43_DMA32_RXPARITYDISABLE		0x00000800
 #define		B43_DMA32_RXADDREXT_MASK		0x00030000
 #define		B43_DMA32_RXADDREXT_SHIFT		16
 #define B43_DMA32_RXRING				0x14
@@ -84,6 +86,7 @@ struct b43_dmadesc32 {
 #define		B43_DMA64_TXSUSPEND			0x00000002
 #define		B43_DMA64_TXLOOPBACK		0x00000004
 #define		B43_DMA64_TXFLUSH			0x00000010
+#define		B43_DMA64_TXPARITYDISABLE		0x00000800
 #define		B43_DMA64_TXADDREXT_MASK		0x00030000
 #define		B43_DMA64_TXADDREXT_SHIFT		16
 #define B43_DMA64_TXINDEX				0x04
@@ -111,6 +114,7 @@ struct b43_dmadesc32 {
 #define		B43_DMA64_RXFROFF_MASK		0x000000FE
 #define		B43_DMA64_RXFROFF_SHIFT		1
 #define		B43_DMA64_RXDIRECTFIFO		0x00000100
+#define		B43_DMA64_RXPARITYDISABLE		0x00000800
 #define		B43_DMA64_RXADDREXT_MASK		0x00030000
 #define		B43_DMA64_RXADDREXT_SHIFT		16
 #define B43_DMA64_RXINDEX				0x24