| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.9 31/49] net: stmmac: increase the timeout for dma reset | Date | Sat, 19 Dec 2020 13:58:35 +0100 |
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From: Fugang Duan <fugang.duan@nxp.com>
[ 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 <fugang.duan@nxp.com> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- 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 *ioadd 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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