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authorJisheng Zhang <Jisheng.Zhang@synaptics.com>2020-11-13 09:09:02 +0800
committerJakub Kicinski <kuba@kernel.org>2020-11-14 16:04:02 -0800
commit56311a315da7ebc668dbcc2f1c99689cc10796c4 (patch)
treec5f7a69afd70cb3292ae2ec519e57a86878cb9f5
parent796a2665ca3e91ebaba7222f76fd9a035714e2d8 (diff)
downloadicc-56311a315da7ebc668dbcc2f1c99689cc10796c4.tar.gz
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 <Jisheng.Zhang@synaptics.com> Link: https://lore.kernel.org/r/20201113090902.5c7aab1a@xhacker.debian Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
index cb87d31a99dfb6..57a53a600aa556 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 */