From: Li Jun <jun.li@nxp.com>
Date: Tue, 28 Jul 2020 12:42:41 +0000 (+0800)
Subject: usb: dwc3: core: add phy cleanup for probe error handling
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=03c1fd622f72c7624c81b64fdba4a567ae5ee9cb;p=linux.git

usb: dwc3: core: add phy cleanup for probe error handling

Add the phy cleanup if dwc3 mode init fail, which is the missing part of
de-init for dwc3 core init.

Fixes: c499ff71ff2a ("usb: dwc3: core: re-factor init and exit paths")
Cc: <stable@vger.kernel.org>
Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
---

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 24fba4ca3d12b..385262f6747d0 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1564,6 +1564,17 @@ static int dwc3_probe(struct platform_device *pdev)
 
 err5:
 	dwc3_event_buffers_cleanup(dwc);
+
+	usb_phy_shutdown(dwc->usb2_phy);
+	usb_phy_shutdown(dwc->usb3_phy);
+	phy_exit(dwc->usb2_generic_phy);
+	phy_exit(dwc->usb3_generic_phy);
+
+	usb_phy_set_suspend(dwc->usb2_phy, 1);
+	usb_phy_set_suspend(dwc->usb3_phy, 1);
+	phy_power_off(dwc->usb2_generic_phy);
+	phy_power_off(dwc->usb3_generic_phy);
+
 	dwc3_ulpi_exit(dwc);
 
 err4: