From: Christophe Kerello <christophe.kerello@st.com>
Date: Thu, 15 Mar 2018 17:00:31 +0000 (+0100)
Subject: usb: dwc2: increase timeout in wait_for_chhltd
X-Git-Tag: v2018.05-rc1~29^2~1
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=c2e4c8656978302ff2846a655fb87c658220c4e0;p=u-boot

usb: dwc2: increase timeout in wait_for_chhltd

This patch increases timeout to 2s.
It was seen on 2 USB devices (Verbatim STORE N GO 070B4AED0FB22358 and
USB DISK 2.0 9000729BA41DDF40) that the request sense command takes
between 1.3s and and 1.5s.

Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
---

diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c
index 138646e4c8..f9e2f2b785 100644
--- a/drivers/usb/host/dwc2.c
+++ b/drivers/usb/host/dwc2.c
@@ -811,7 +811,7 @@ int wait_for_chhltd(struct dwc2_hc_regs *hc_regs, uint32_t *sub, u8 *toggle)
 	uint32_t hcint, hctsiz;
 
 	ret = wait_for_bit_le32(&hc_regs->hcint, DWC2_HCINT_CHHLTD, true,
-				1000, false);
+				2000, false);
 	if (ret)
 		return ret;