From 85e1752ae0edec6b742d6d9545c0d5355d69011e Mon Sep 17 00:00:00 2001 From: Artur Petrosyan Date: Fri, 26 Mar 2021 14:24:46 +0400 Subject: [PATCH] usb: dwc2: Fix HPRT0.PrtSusp bit setting for HiKey 960 board. commit 5e3bbae8ee3d677a0aa2919dc62b5c60ea01ba61 upstream. Increased the waiting timeout for HPRT0.PrtSusp register field to be set, because on HiKey 960 board HPRT0.PrtSusp wasn't generated with the existing timeout. Cc: # 4.18 Fixes: 22bb5cfdf13a ("usb: dwc2: Fix host exit from hibernation flow.") Signed-off-by: Artur Petrosyan Acked-by: Minas Harutyunyan Link: https://lore.kernel.org/r/20210326102447.8F7FEA005D@mailhost.synopsys.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/dwc2/hcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index a91f2aa24118..2a365522217e 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -5398,7 +5398,7 @@ int dwc2_host_enter_hibernation(struct dwc2_hsotg *hsotg) dwc2_writel(hsotg, hprt0, HPRT0); /* Wait for the HPRT0.PrtSusp register field to be set */ - if (dwc2_hsotg_wait_bit_set(hsotg, HPRT0, HPRT0_SUSP, 3000)) + if (dwc2_hsotg_wait_bit_set(hsotg, HPRT0, HPRT0_SUSP, 5000)) dev_warn(hsotg->dev, "Suspend wasn't generated\n"); /*