linux-kernel - [PATCH v4 2/4] usb: dwc3-am62: Disable wakeup at remove

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Message-Id: <20240227-for-v6-9-am62-usb-errata-3-0-v4-2-0ada8ddb0767@kernel.org>
Date: Tue, 27 Feb 2024 11:23:49 +0200
From: Roger Quadros <rogerq@...nel.org>
To: Thinh Nguyen <Thinh.Nguyen@...opsys.com>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: nm@...com, r-gunasekaran@...com, afd@...com, b-liu@...com, srk@...com, 
 francesco@...cini.it, linux-usb@...r.kernel.org, 
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, 
 Roger Quadros <rogerq@...nel.org>, stable@...r.kernel.org
Subject: [PATCH v4 2/4] usb: dwc3-am62: Disable wakeup at remove

Disable wakeup at remove.
Fixes the below warnings on module unload and reload.

> dwc3-am62 f900000.dwc3-usb: couldn't enable device as a wakeup source: -17
> dwc3-am62 f910000.dwc3-usb: couldn't enable device as a wakeup source: -17

Fixes: 4e3972b589da ("usb: dwc3-am62: Enable as a wakeup source by default")
Cc:  <stable@...r.kernel.org> # v6.4+
Signed-off-by: Roger Quadros <rogerq@...nel.org>
---
Changelog:
v4 - new patch. split out from v3 patch 2.
---
 drivers/usb/dwc3/dwc3-am62.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/dwc3/dwc3-am62.c b/drivers/usb/dwc3/dwc3-am62.c
index f85603b7f7c5..ea6e29091c0c 100644
--- a/drivers/usb/dwc3/dwc3-am62.c
+++ b/drivers/usb/dwc3/dwc3-am62.c
@@ -274,6 +274,7 @@ static void dwc3_ti_remove(struct platform_device *pdev)
 	u32 reg;
 
 	pm_runtime_get_sync(dev);
+	device_init_wakeup(dev, false);
 	of_platform_depopulate(dev);
 
 	/* Clear mode valid bit */

-- 
2.34.1