From 653dea74cd3812d4ca602dae9fe913a60bcf542e Mon Sep 17 00:00:00 2001
From: Joakim Zhang <qiangqing.zhang@nxp.com>
Date: Thu, 25 Feb 2021 17:01:10 +0800
Subject: [PATCH 09/19] net: stmmac: stop each tx channel independently
Git-commit: a3e860a83397bf761ec1128a3f0ba186445992c6
Patch-mainline: v5.12-rc3
References: git-fixes
If clear GMAC_CONFIG_TE bit, it would stop all tx channels, but users
may only want to stop specific tx channel.
Fixes: 48863ce5940f ("stmmac: add DMA support for GMAC 4.xx")
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Denis Kirjanov <denis.kirjanov@suse.com>
---
drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
index 49f5687879df..32461909264a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
@@ -63,10 +63,6 @@ void dwmac4_dma_stop_tx(void __iomem *ioaddr, u32 chan)
value &= ~DMA_CONTROL_ST;
writel(value, ioaddr + DMA_CHAN_TX_CONTROL(chan));
-
- value = readl(ioaddr + GMAC_CONFIG);
- value &= ~GMAC_CONFIG_TE;
- writel(value, ioaddr + GMAC_CONFIG);
}
void dwmac4_dma_start_rx(void __iomem *ioaddr, u32 chan)
--
2.16.4