diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-06-23 11:30:23 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-06-23 11:30:23 +0200 |
commit | 1de8644cc7c826e0c41e52825bd5a12e2e31e6ca (patch) | |
tree | df1e884080599facaf70d2675c480e999da953e1 /drivers/net/wireless/b43/dma.c | |
parent | 6c3df25511c2c51f2dd36cc52a8d22363d731793 (diff) | |
parent | 481c5346d0981940ee63037eb53e4e37b0735c10 (diff) |
Merge branch 'linus' into sched/develtip-sched-devel-2008-06-23_09.30_Mon
Diffstat (limited to 'drivers/net/wireless/b43/dma.c')
-rw-r--r-- | drivers/net/wireless/b43/dma.c | 65 |
1 files changed, 32 insertions, 33 deletions
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c index 6dcbb3c87e72..e23f2f172bd7 100644 --- a/drivers/net/wireless/b43/dma.c +++ b/drivers/net/wireless/b43/dma.c @@ -795,24 +795,49 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev, { struct b43_dmaring *ring; int err; - int nr_slots; dma_addr_t dma_test; ring = kzalloc(sizeof(*ring), GFP_KERNEL); if (!ring) goto out; - ring->type = type; - nr_slots = B43_RXRING_SLOTS; + ring->nr_slots = B43_RXRING_SLOTS; if (for_tx) - nr_slots = B43_TXRING_SLOTS; + ring->nr_slots = B43_TXRING_SLOTS; - ring->meta = kcalloc(nr_slots, sizeof(struct b43_dmadesc_meta), + ring->meta = kcalloc(ring->nr_slots, sizeof(struct b43_dmadesc_meta), GFP_KERNEL); if (!ring->meta) goto err_kfree_ring; + + ring->type = type; + ring->dev = dev; + ring->mmio_base = b43_dmacontroller_base(type, controller_index); + ring->index = controller_index; + if (type == B43_DMA_64BIT) + ring->ops = &dma64_ops; + else + ring->ops = &dma32_ops; if (for_tx) { - ring->txhdr_cache = kcalloc(nr_slots, + ring->tx = 1; + ring->current_slot = -1; + } else { + if (ring->index == 0) { + ring->rx_buffersize = B43_DMA0_RX_BUFFERSIZE; + ring->frameoffset = B43_DMA0_RX_FRAMEOFFSET; + } else if (ring->index == 3) { + ring->rx_buffersize = B43_DMA3_RX_BUFFERSIZE; + ring->frameoffset = B43_DMA3_RX_FRAMEOFFSET; + } else + B43_WARN_ON(1); + } + spin_lock_init(&ring->lock); +#ifdef CONFIG_B43_DEBUG + ring->last_injected_overflow = jiffies; +#endif + + if (for_tx) { + ring->txhdr_cache = kcalloc(ring->nr_slots, b43_txhdr_size(dev), GFP_KERNEL); if (!ring->txhdr_cache) @@ -828,7 +853,7 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev, b43_txhdr_size(dev), 1)) { /* ugh realloc */ kfree(ring->txhdr_cache); - ring->txhdr_cache = kcalloc(nr_slots, + ring->txhdr_cache = kcalloc(ring->nr_slots, b43_txhdr_size(dev), GFP_KERNEL | GFP_DMA); if (!ring->txhdr_cache) @@ -853,32 +878,6 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev, DMA_TO_DEVICE); } - ring->dev = dev; - ring->nr_slots = nr_slots; - ring->mmio_base = b43_dmacontroller_base(type, controller_index); - ring->index = controller_index; - if (type == B43_DMA_64BIT) - ring->ops = &dma64_ops; - else - ring->ops = &dma32_ops; - if (for_tx) { - ring->tx = 1; - ring->current_slot = -1; - } else { - if (ring->index == 0) { - ring->rx_buffersize = B43_DMA0_RX_BUFFERSIZE; - ring->frameoffset = B43_DMA0_RX_FRAMEOFFSET; - } else if (ring->index == 3) { - ring->rx_buffersize = B43_DMA3_RX_BUFFERSIZE; - ring->frameoffset = B43_DMA3_RX_FRAMEOFFSET; - } else - B43_WARN_ON(1); - } - spin_lock_init(&ring->lock); -#ifdef CONFIG_B43_DEBUG - ring->last_injected_overflow = jiffies; -#endif - err = alloc_ringmemory(ring); if (err) goto err_kfree_txhdr_cache; |