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21 lines
720 B
Diff
21 lines
720 B
Diff
From 12865021c91e21ca7189c6a84688459d400de204 Mon Sep 17 00:00:00 2001
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From: Jonathan Bell <jonathan@raspberrypi.org>
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Date: Wed, 12 Sep 2018 14:44:53 +0100
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Subject: [PATCH] bcmgenet: constrain max DMA burst length
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---
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drivers/net/ethernet/broadcom/genet/bcmgenet.h | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h
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+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
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@@ -31,7 +31,7 @@
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#define ENET_PAD 8
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#define ENET_MAX_MTU_SIZE (ETH_DATA_LEN + ETH_HLEN + VLAN_HLEN + \
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ENET_BRCM_TAG_LEN + ETH_FCS_LEN + ENET_PAD)
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-#define DMA_MAX_BURST_LENGTH 0x10
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+#define DMA_MAX_BURST_LENGTH 0x08
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/* misc. configuration */
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#define CLEAR_ALL_HFB 0xFF
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