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Update 6.12 kernel patches

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Ycarus (Yannick Chabanois) 2024-12-26 18:19:04 +01:00
parent bdb9b0046f
commit 9d83c70ced
247 changed files with 53301 additions and 589 deletions
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44
6.12/target/linux/generic/pending-6.12/734-net-ethernet-mediatek-enlarge-DMA-reserve-buffer.patch Normal file
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@ -0,0 +1,44 @@
From: Chad Monroe <chad@monroe.io>
Date: Mon, 16 Sep 2024 19:29:03 -0700
Subject: [PATCH] net: ethernet: mediatek: increase QDMA RESV_BUF size
Increase QDMA RESV_BUF from 2K to 3K for netsys v2 to match Mediatek SDK[1].
This helps reduce the possibility of Ethernet transmit timeouts.
[1]: https://git01.mediatek.com/plugins/gitiles/openwrt/feeds/mtk-openwrt-feeds/+/19d8456c3051e5f6dabf42fa770916a2126ea4bf
Signed-off-by: Chad Monroe <chad@monroe.io>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 6 ++++--
drivers/net/ethernet/mediatek/mtk_eth_soc.h | 1 +
2 files changed, 5 insertions(+), 2 deletions(-)
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -271,6 +271,7 @@
#define MTK_WCOMP_EN BIT(24)
#define MTK_RESV_BUF (0x80 << 16)
#define MTK_MUTLI_CNT (0x4 << 12)
+#define MTK_RESV_BUF_MASK (0xff << 16)
#define MTK_LEAKY_BUCKET_EN BIT(11)
/* QDMA Flow Control Register */
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -3309,12 +3309,14 @@ static int mtk_start_dma(struct mtk_eth
MTK_TX_BT_32DWORDS | MTK_NDP_CO_PRO |
MTK_RX_2B_OFFSET | MTK_TX_WB_DDONE;
- if (mtk_is_netsys_v2_or_greater(eth))
+ if (mtk_is_netsys_v2_or_greater(eth)) {
+ val &= ~MTK_RESV_BUF_MASK;
val |= MTK_MUTLI_CNT | MTK_RESV_BUF |
MTK_WCOMP_EN | MTK_DMAD_WR_WDONE |
MTK_CHK_DDONE_EN | MTK_LEAKY_BUCKET_EN;
- else
+ } else {
val |= MTK_RX_BT_32DWORDS;
+ }
mtk_w32(eth, val, reg_map->qdma.glo_cfg);
mtk_w32(eth,