diff options
Diffstat (limited to 'package/kernel/mac80211/patches/810-b43_no_pio.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/810-b43_no_pio.patch | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/810-b43_no_pio.patch b/package/kernel/mac80211/patches/810-b43_no_pio.patch new file mode 100644 index 0000000000..0821dc7856 --- /dev/null +++ b/package/kernel/mac80211/patches/810-b43_no_pio.patch @@ -0,0 +1,86 @@ +--- 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-$(CONFIG_B43_PIO) += pio.o + b43-y += rfkill.o + b43-$(CPTCFG_B43_LEDS) += leds.o + b43-$(CPTCFG_B43_PCMCIA) += pcmcia.o +--- a/drivers/net/wireless/b43/main.c ++++ b/drivers/net/wireless/b43/main.c +@@ -1913,10 +1913,12 @@ 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_ */ +--- a/drivers/net/wireless/b43/Kconfig ++++ b/drivers/net/wireless/b43/Kconfig +@@ -104,7 +104,7 @@ config B43_BCMA_PIO + default y + + config B43_PIO +- bool ++ bool "Broadcom 43xx PIO support" + depends on B43 + select SSB_BLOCKIO + default y |