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--- a/drivers/net/wireless/b43/Makefile
+++ b/drivers/net/wireless/b43/Makefile
@@ -14,7 +14,7 @@ b43-y += xmit.o
b43-y += lo.o
b43-y += wa.o
b43-y += dma.o
-b43-y += pio.o
+# b43-y += pio.o
b43-y += rfkill.o
b43-$(CONFIG_B43_LEDS) += leds.o
b43-$(CONFIG_B43_PCMCIA) += pcmcia.o
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -1812,9 +1812,11 @@ static void b43_do_interrupt_thread(stru
dma_reason[4], dma_reason[5]);
b43err(dev->wl, "This device does not support DMA "
"on your system. It will now be switched to PIO.\n");
+#if 0
/* Fall back to PIO transfers if we get fatal DMA errors! */
dev->use_pio = 1;
b43_controller_restart(dev, "DMA error");
+#endif
return;
}
if (merged_dma_reason & B43_DMAIRQ_NONFATALMASK) {
--- a/drivers/net/wireless/b43/pio.h
+++ b/drivers/net/wireless/b43/pio.h
@@ -151,15 +151,34 @@ static inline void b43_piorx_write32(str
}
-int b43_pio_init(struct b43_wldev *dev);
-void b43_pio_free(struct b43_wldev *dev);
+static inline int b43_pio_init(struct b43_wldev *dev)
+{
+ return 0;
+}
+
+static inline void b43_pio_free(struct b43_wldev *dev)
+{
+}
+
+static inline int b43_pio_tx(struct b43_wldev *dev, struct sk_buff *skb)
+{
+ return 0;
+}
-int b43_pio_tx(struct b43_wldev *dev, struct sk_buff *skb);
-void b43_pio_handle_txstatus(struct b43_wldev *dev,
- const struct b43_txstatus *status);
-void b43_pio_rx(struct b43_pio_rxqueue *q);
+static inline void b43_pio_handle_txstatus(struct b43_wldev *dev,
+ const struct b43_txstatus *status)
+{
+}
+
+static inline void b43_pio_rx(struct b43_pio_rxqueue *q)
+{
+}
-void b43_pio_tx_suspend(struct b43_wldev *dev);
-void b43_pio_tx_resume(struct b43_wldev *dev);
+static inline void b43_pio_tx_suspend(struct b43_wldev *dev)
+{
+}
+static inline void b43_pio_tx_resume(struct b43_wldev *dev)
+{
+}
#endif /* B43_PIO_H_ */
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