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openwrt-xburst/package/mac80211/patches/810-b43_no_pio.patch
nbd b35c47cc3a mac80211: update to wireless-testing 2012-12-06
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34571 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-12-07 16:46:04 +00:00

76 lines
1.9 KiB
Diff

--- a/drivers/net/wireless/b43/Makefile
+++ b/drivers/net/wireless/b43/Makefile
@@ -20,7 +20,7 @@ b43-y += xmit.o
b43-y += lo.o
b43-y += wa.o
b43-y += dma.o
-b43-y += pio.o
+b43-$(CONFIG_B43_PIO) += pio.o
b43-y += rfkill.o
b43-$(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
@@ -1909,10 +1909,12 @@ static void b43_do_interrupt_thread(stru
dma_reason[0], dma_reason[1],
dma_reason[2], dma_reason[3],
dma_reason[4], dma_reason[5]);
+#ifdef CONFIG_B43_PIO
b43err(dev->wl, "This device does not support DMA "
"on your system. It will now be switched to PIO.\n");
/* Fall back to PIO transfers if we get fatal DMA errors! */
dev->use_pio = true;
+#endif
b43_controller_restart(dev, "DMA error");
return;
}
--- a/drivers/net/wireless/b43/pio.h
+++ b/drivers/net/wireless/b43/pio.h
@@ -150,7 +150,7 @@ static inline void b43_piorx_write32(str
b43_write32(q->dev, q->mmio_base + offset, value);
}
-
+#ifdef CONFIG_B43_PIO
int b43_pio_init(struct b43_wldev *dev);
void b43_pio_free(struct b43_wldev *dev);
@@ -161,5 +161,37 @@ void b43_pio_rx(struct b43_pio_rxqueue *
void b43_pio_tx_suspend(struct b43_wldev *dev);
void b43_pio_tx_resume(struct b43_wldev *dev);
+#else
+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;
+}
+
+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)
+{
+}
+
+static inline void b43_pio_tx_suspend(struct b43_wldev *dev)
+{
+}
+
+static inline void b43_pio_tx_resume(struct b43_wldev *dev)
+{
+}
+#endif /* CONFIG_B43_PIO */
#endif /* B43_PIO_H_ */