[PATCH AUTOSEL 5.9 07/15] net: stmmac: increase the timeout for dma reset
From: Sasha Levin <sashal@kernel.org>
Date: 2020-12-20 03:40:00
Also in:
linux-arm-kernel, lkml, stable
Subsystem:
networking drivers, stmmac ethernet driver, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Maxime Chevallier, Linus Torvalds
From: Fugang Duan <redacted> [ Upstream commit 9d14edfdeabf37d8d8f045e63e5873712aadcd6b ] Current timeout value is not enough for gmac5 dma reset on imx8mp platform, increase the timeout range. Signed-off-by: Fugang Duan <redacted> Signed-off-by: Joakim Zhang <redacted> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
index 6e30d7eb4983d..0b4ee2dbb691d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c@@ -22,7 +22,7 @@ int dwmac4_dma_reset(void __iomem *ioaddr) return readl_poll_timeout(ioaddr + DMA_BUS_MODE, value, !(value & DMA_BUS_MODE_SFT_RESET), - 10000, 100000); + 10000, 1000000); } void dwmac4_set_rx_tail_ptr(void __iomem *ioaddr, u32 tail_ptr, u32 chan)
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2.27.0