2020-11-13 01:14:14

by Jisheng Zhang

Subject: [PATCH] net: stmmac: dwmac_lib: enlarge dma reset timeout

If the phy enables power saving technology, the dwmac's software reset
needs more time to complete, enlarge dma reset timeout to 200000us.

Signed-off-by: Jisheng Zhang <[email protected]>
---
drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
index cb87d31a99df..57a53a600aa5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
@@ -23,7 +23,7 @@ int dwmac_dma_reset(void __iomem *ioaddr)

return readl_poll_timeout(ioaddr + DMA_BUS_MODE, value,
!(value & DMA_BUS_MODE_SFT_RESET),
- 10000, 100000);
+ 10000, 200000);
}

/* CSR1 enables the transmit DMA to check for new descriptor */
--
2.29.2

2020-11-15 00:15:48

by patchwork-bot+netdevbpf

Subject: Re: [PATCH] net: stmmac: dwmac_lib: enlarge dma reset timeout

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Fri, 13 Nov 2020 09:09:02 +0800 you wrote:
> If the phy enables power saving technology, the dwmac's software reset
> needs more time to complete, enlarge dma reset timeout to 200000us.
>
> Signed-off-by: Jisheng Zhang <[email protected]>
> ---
> drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

Here is the summary with links:
- net: stmmac: dwmac_lib: enlarge dma reset timeout
https://git.kernel.org/netdev/net/c/56311a315da7

You are awesome, thank you!
--
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