From: Jisheng Zhang <Jisheng.Zhang@synaptics.com> To: Giuseppe Cavallaro <peppe.cavallaro@st.com>, Alexandre Torgue <alexandre.torgue@st.com>, Jose Abreu <joabreu@synopsys.com>, "David S. Miller" <davem@davemloft.net>, Jakub Kicinski <kuba@kernel.org>, Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] net: stmmac: dwmac_lib: enlarge dma reset timeout Date: Fri, 13 Nov 2020 09:09:02 +0800 [thread overview] Message-ID: <20201113090902.5c7aab1a@xhacker.debian> (raw) 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 <Jisheng.Zhang@synaptics.com> --- 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
WARNING: multiple messages have this Message-ID (diff)
From: Jisheng Zhang <Jisheng.Zhang@synaptics.com> To: Giuseppe Cavallaro <peppe.cavallaro@st.com>, Alexandre Torgue <alexandre.torgue@st.com>, Jose Abreu <joabreu@synopsys.com>, "David S. Miller" <davem@davemloft.net>, Jakub Kicinski <kuba@kernel.org>, Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] net: stmmac: dwmac_lib: enlarge dma reset timeout Date: Fri, 13 Nov 2020 09:09:02 +0800 [thread overview] Message-ID: <20201113090902.5c7aab1a@xhacker.debian> (raw) 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 <Jisheng.Zhang@synaptics.com> --- 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2020-11-13 1:09 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-11-13 1:09 Jisheng Zhang [this message] 2020-11-13 1:09 ` [PATCH] net: stmmac: dwmac_lib: enlarge dma reset timeout Jisheng Zhang 2020-11-15 0:10 ` patchwork-bot+netdevbpf 2020-11-15 0:10 ` patchwork-bot+netdevbpf
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