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6e2e5d1bf8
Refreshed all patches. Altered patches: - 707-dpaa-ethernet-support-layerscape.patch - 421-rtc-initialize.patch Remove upstreamed: - 161-MIPS-BCM47XX-Enable-USB-power-on-Netgear-WNDR3400v3.patch Compile-tested on: cns3xxx Runtime-tested on: cns3xxx Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
73 lines
2.1 KiB
Diff
73 lines
2.1 KiB
Diff
From b7d1d1f345bb3b25c360c1df812d98866e2ee7fb Mon Sep 17 00:00:00 2001
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From: Jonas Gorski <jonas.gorski@gmail.com>
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Date: Sat, 30 Sep 2017 13:50:03 +0200
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Subject: [PATCH 2/4] bcm63xx_enet: use platform data for dma channel numbers
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To reduce the reliance on device ids, pass the dma channel numbers to
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the enet devices as platform data.
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Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
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---
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arch/mips/bcm63xx/dev-enet.c | 8 ++++++++
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arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h | 4 ++++
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drivers/net/ethernet/broadcom/bcm63xx_enet.c | 11 ++---------
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3 files changed, 14 insertions(+), 9 deletions(-)
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--- a/arch/mips/bcm63xx/dev-enet.c
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+++ b/arch/mips/bcm63xx/dev-enet.c
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@@ -265,6 +265,14 @@ int __init bcm63xx_enet_register(int uni
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dpd->dma_chan_width = ENETDMA_CHAN_WIDTH;
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}
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+ if (unit == 0) {
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+ dpd->rx_chan = 0;
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+ dpd->tx_chan = 1;
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+ } else {
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+ dpd->rx_chan = 2;
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+ dpd->tx_chan = 3;
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+ }
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+
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ret = platform_device_register(pdev);
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if (ret)
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return ret;
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--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
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+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
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@@ -55,6 +55,10 @@ struct bcm63xx_enet_platform_data {
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/* DMA descriptor shift */
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unsigned int dma_desc_shift;
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+
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+ /* dma channel ids */
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+ int rx_chan;
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+ int tx_chan;
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};
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/*
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--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
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+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
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@@ -1756,15 +1756,6 @@ static int bcm_enet_probe(struct platfor
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priv->irq_tx = res_irq_tx->start;
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priv->mac_id = pdev->id;
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- /* get rx & tx dma channel id for this mac */
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- if (priv->mac_id == 0) {
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- priv->rx_chan = 0;
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- priv->tx_chan = 1;
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- } else {
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- priv->rx_chan = 2;
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- priv->tx_chan = 3;
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- }
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-
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priv->mac_clk = devm_clk_get(&pdev->dev, "enet");
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if (IS_ERR(priv->mac_clk)) {
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ret = PTR_ERR(priv->mac_clk);
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@@ -1796,6 +1787,8 @@ static int bcm_enet_probe(struct platfor
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priv->dma_chan_width = pd->dma_chan_width;
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priv->dma_has_sram = pd->dma_has_sram;
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priv->dma_desc_shift = pd->dma_desc_shift;
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+ priv->rx_chan = pd->rx_chan;
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+ priv->tx_chan = pd->tx_chan;
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}
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if (priv->mac_id == 0 && priv->has_phy && !priv->use_external_mii) {
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