bc3d934148
This updates the bgmac backport patch to the current upstream version and adds some more patches mostly for BCM4707. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 39165
46 lines
1.6 KiB
Diff
46 lines
1.6 KiB
Diff
From 88d0993dbe84a9b88212a4845fca28bf4c919ffb Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Tue, 26 Nov 2013 23:59:32 +0100
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Subject: [PATCH 14/16] bgmac: stuff
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---
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drivers/net/ethernet/broadcom/bgmac.c | 7 +++++++
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1 file changed, 7 insertions(+)
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--- a/drivers/net/ethernet/broadcom/bgmac.c
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+++ b/drivers/net/ethernet/broadcom/bgmac.c
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@@ -120,6 +120,7 @@ static netdev_tx_t bgmac_dma_tx_add(stru
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struct net_device *net_dev = bgmac->net_dev;
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struct bgmac_dma_desc *dma_desc;
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struct bgmac_slot_info *slot;
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+ int size = ring->num_slots * sizeof(struct bgmac_dma_desc);
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u32 ctl0, ctl1;
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int free_slots;
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@@ -160,6 +161,8 @@ static netdev_tx_t bgmac_dma_tx_add(stru
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dma_desc->ctl0 = cpu_to_le32(ctl0);
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dma_desc->ctl1 = cpu_to_le32(ctl1);
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+ dma_sync_single_for_device(dma_dev, ring->dma_base, size, DMA_TO_DEVICE);
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+
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netdev_sent_queue(net_dev, skb->len);
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wmb();
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@@ -311,6 +314,8 @@ static void bgmac_dma_rx_setup_desc(stru
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struct bgmac_dma_ring *ring, int desc_idx)
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{
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struct bgmac_dma_desc *dma_desc = ring->cpu_base + desc_idx;
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+ struct device *dma_dev = bgmac->core->dma_dev;
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+ int size = ring->num_slots * sizeof(struct bgmac_dma_desc);
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u32 ctl0 = 0, ctl1 = 0;
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if (desc_idx == ring->num_slots - 1)
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@@ -325,6 +330,8 @@ static void bgmac_dma_rx_setup_desc(stru
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dma_desc->addr_high = cpu_to_le32(upper_32_bits(ring->slots[desc_idx].dma_addr));
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dma_desc->ctl0 = cpu_to_le32(ctl0);
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dma_desc->ctl1 = cpu_to_le32(ctl1);
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+
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+ dma_sync_single_for_device(dma_dev, ring->dma_base, size, DMA_TO_DEVICE);
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}
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static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring,
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