openwrt/target/linux/generic/backport-5.4/760-net-ethernet-mediatek-Integrate-GDM-PSE-setup-operat.patch
John Audia 752cd29904 kernel: bump 5.4 to 5.4.124
Manually rebased:
  generic/hack-5.4/662-remove_pfifo_fast.patch

All other patches automatically rebased.

Build system: x86_64
Build-tested: ipq806x/R7800
Run-tested: ipq806x/R7800

No dmesg regressions, everything functional

Signed-off-by: John Audia <graysky@archlinux.us>
[manual changes to ramips/patches-5.10/835-asoc-add-mt7620-support.patch]
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2021-06-06 00:25:25 +02:00

81 lines
2.3 KiB
Diff

From: MarkLee <Mark-MC.Lee@mediatek.com>
Date: Wed, 13 Nov 2019 10:38:42 +0800
Subject: [PATCH] net: ethernet: mediatek: Integrate GDM/PSE setup operations
Integrate GDM/PSE setup operations into single function "mtk_gdm_config"
Signed-off-by: MarkLee <Mark-MC.Lee@mediatek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -2232,6 +2232,28 @@ static int mtk_start_dma(struct mtk_eth
return 0;
}
+static void mtk_gdm_config(struct mtk_eth *eth, u32 config)
+{
+ int i;
+
+ for (i = 0; i < MTK_MAC_COUNT; i++) {
+ u32 val = mtk_r32(eth, MTK_GDMA_FWD_CFG(i));
+
+ /* default setup the forward port to send frame to PDMA */
+ val &= ~0xffff;
+
+ /* Enable RX checksum */
+ val |= MTK_GDMA_ICS_EN | MTK_GDMA_TCS_EN | MTK_GDMA_UCS_EN;
+
+ val |= config;
+
+ mtk_w32(eth, val, MTK_GDMA_FWD_CFG(i));
+ }
+ /* Reset and enable PSE */
+ mtk_w32(eth, RST_GL_PSE, MTK_RST_GL);
+ mtk_w32(eth, 0, MTK_RST_GL);
+}
+
static int mtk_open(struct net_device *dev)
{
struct mtk_mac *mac = netdev_priv(dev);
@@ -2427,8 +2449,6 @@ static int mtk_hw_init(struct mtk_eth *e
mtk_w32(eth, 0, MTK_QDMA_DELAY_INT);
mtk_tx_irq_disable(eth, ~0);
mtk_rx_irq_disable(eth, ~0);
- mtk_w32(eth, RST_GL_PSE, MTK_RST_GL);
- mtk_w32(eth, 0, MTK_RST_GL);
/* FE int grouping */
mtk_w32(eth, MTK_TX_DONE_INT, MTK_PDMA_INT_GRP1);
@@ -2437,18 +2457,7 @@ static int mtk_hw_init(struct mtk_eth *e
mtk_w32(eth, MTK_RX_DONE_INT, MTK_QDMA_INT_GRP2);
mtk_w32(eth, 0x21021000, MTK_FE_INT_GRP);
- for (i = 0; i < MTK_MAC_COUNT; i++) {
- u32 val = mtk_r32(eth, MTK_GDMA_FWD_CFG(i));
-
- /* setup the forward port to send frame to PDMA */
- val &= ~0xffff;
-
- /* Enable RX checksum */
- val |= MTK_GDMA_ICS_EN | MTK_GDMA_TCS_EN | MTK_GDMA_UCS_EN;
-
- /* setup the mac dma */
- mtk_w32(eth, val, MTK_GDMA_FWD_CFG(i));
- }
+ mtk_gdm_config(eth, MTK_GDMA_TO_PDMA);
return 0;
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -84,6 +84,7 @@
#define MTK_GDMA_ICS_EN BIT(22)
#define MTK_GDMA_TCS_EN BIT(21)
#define MTK_GDMA_UCS_EN BIT(20)
+#define MTK_GDMA_TO_PDMA 0x0
/* Unicast Filter MAC Address Register - Low */
#define MTK_GDMA_MAC_ADRL(x) (0x508 + (x * 0x1000))