From 05100a29cb65b7473bc0c71282df3e31b460b728 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Tue, 17 May 2011 14:00:02 +0200 Subject: [PATCH] b43: dma: cache translation (routing bits) MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/b43.h | 2 ++ drivers/net/wireless/b43/dma.c | 7 ++++--- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index 02eca18..3c8200c 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -567,6 +567,8 @@ struct b43_dma { struct b43_dmaring *tx_ring_mcast; /* Multicast */ struct b43_dmaring *rx_ring; + + u32 translation; /* Routing bits */ }; struct b43_pio_txqueue; diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c index 10cfba3..47d44bc 100644 --- a/drivers/net/wireless/b43/dma.c +++ b/drivers/net/wireless/b43/dma.c @@ -80,7 +80,7 @@ static void op32_fill_descriptor(struct b43_dmaring *ring, addr = (u32) (dmaaddr & ~SSB_DMA_TRANSLATION_MASK); addrext = (u32) (dmaaddr & SSB_DMA_TRANSLATION_MASK) >> SSB_DMA_TRANSLATION_SHIFT; - addr |= ssb_dma_translation(ring->dev->sdev); + addr |= ring->dev->dma.translation; ctl = bufsize & B43_DMA32_DCTL_BYTECNT; if (slot == ring->nr_slots - 1) ctl |= B43_DMA32_DCTL_DTABLEEND; @@ -174,7 +174,7 @@ static void op64_fill_descriptor(struct b43_dmaring *ring, addrhi = (((u64) dmaaddr >> 32) & ~SSB_DMA_TRANSLATION_MASK); addrext = (((u64) dmaaddr >> 32) & SSB_DMA_TRANSLATION_MASK) >> SSB_DMA_TRANSLATION_SHIFT; - addrhi |= (ssb_dma_translation(ring->dev->sdev) << 1); + addrhi |= (ring->dev->dma.translation << 1); if (slot == ring->nr_slots - 1) ctl0 |= B43_DMA64_DCTL0_DTABLEEND; if (start) @@ -658,7 +658,7 @@ static int dmacontroller_setup(struct b43_dmaring *ring) int err = 0; u32 value; u32 addrext; - u32 trans = ssb_dma_translation(ring->dev->sdev); + u32 trans = ring->dev->dma.translation; if (ring->tx) { if (ring->type == B43_DMA_64BIT) { @@ -1055,6 +1055,7 @@ int b43_dma_init(struct b43_wldev *dev) err = b43_dma_set_mask(dev, dmamask); if (err) return err; + dma->translation = ssb_dma_translation(dev->sdev); err = -ENOMEM; /* setup TX DMA channels. */ -- 2.7.4