---
ISE: can you try this with your card? Provide output including "DBG"
messages please.
Hope it compiles.
---
drivers/net/wireless/b43/dma.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index 38bc5a7..30da6ce 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -915,6 +915,21 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev
*dev,
ring->last_injected_overflow = jiffies;
#endif
+ if (type == B43_DMA_64BIT) {
+ u32 tmp;
+ if (for_tx) {
+ b43_write32(dev, ring->mmio_base + B43_DMA64_TXRINGLO,
0xff0);
+ tmp = b43_read32(dev, ring->mmio_base +
B43_DMA64_TXRINGLO);
+ pr_info("[DBG] Testing TX on ring 0x%X: 0x%X\n",
ring->mmio_base, tmp);
+ } else {
+ b43_write32(dev, ring->mmio_base + B43_DMA64_RXRINGLO,
0xff0);
+ tmp = b43_read32(dev, ring->mmio_base +
B43_DMA64_RXRINGLO);
+ pr_info("[DBG] Testing RX on ring 0x%X: 0x%X\n",
ring->mmio_base, tmp);
+ }
+ } else {
+ pr_err("[DBG] Whoops, it's not 64b DMA engine!\n");
+ }
+
if (for_tx) {
/* Assumption: B43_TXRING_SLOTS can be divided by
TX_SLOTS_PER_FRAME */
BUILD_BUG_ON(B43_TXRING_SLOTS % TX_SLOTS_PER_FRAME != 0);
--
1.7.10.4
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