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Groups > linux.kernel > #1283847

[PATCH 3/7] usb: xhci: plat: Fix suspend/resume when the optional usb_phy exists

From Jisheng Zhang <jszhang@marvell.com>
Newsgroups linux.kernel
Subject [PATCH 3/7] usb: xhci: plat: Fix suspend/resume when the optional usb_phy exists
Date 2015-12-04 15:20 +0100
Message-ID <qBZnk-3Km-5@gated-at.bofh.it> (permalink)
References <qBZnk-3Km-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


Commit 7b8ef22ea547 ("usb: xhci: plat: Add USB phy support") adds the
usb_phy for usb3, but it forgets to shutdown/init the usb_phy in the
suspend/resume path. This patch fixes this issue by adding missing
usb_phy related calls.

Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
---
 drivers/usb/host/xhci-plat.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index a8c465a..cd49ae5 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -244,6 +244,7 @@ static int xhci_plat_suspend(struct device *dev)
 	if (ret)
 		return ret;
 
+	usb_phy_shutdown(xhci->shared_hcd->usb_phy);
 	clk_disable_unprepare(xhci->clk);
 
 	return ret;
@@ -259,6 +260,10 @@ static int xhci_plat_resume(struct device *dev)
 	if (ret)
 		return ret;
 
+	ret = usb_phy_init(xhci->shared_hcd->usb_phy);
+	if (ret)
+		return ret;
+
 	return xhci_resume(xhci, 0);
 }
 
-- 
2.6.2

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Thread

[PATCH 0/7] usb: xhci-plat: support generic PHY and vbus regulator Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
  [PATCH 6/7] usb: xhci: plat: add generic PHY support Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
    Re: [PATCH 6/7] usb: xhci: plat: add generic PHY support Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:30 +0100
  Re: [PATCH 2/7] usb: xhci: plat: attach the usb_phy to the correct  hcd Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
  [PATCH 4/7] usb: xhci: plat: sort the headers in alphabetic order Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
    Re: [PATCH 4/7] usb: xhci: plat: sort the headers in alphabetic  order Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:30 +0100
  [PATCH 2/7] usb: xhci: plat: attach the usb_phy to the correct hcd Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
  [PATCH 3/7] usb: xhci: plat: Fix suspend/resume when the optional usb_phy exists Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
  [PATCH 5/7] usb: xhci: plat: Remove checks for optional clock in error/remove path Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
    Re: [PATCH 5/7] usb: xhci: plat: Remove checks for optional clock  in error/remove path Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:30 +0100
  Re: [PATCH 0/7] usb: xhci-plat: support generic PHY and vbus  regulator Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
  [PATCH 7/7] usb: xhci: plat: add vbus regulator control Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
    Re: [PATCH 7/7] usb: xhci: plat: add vbus regulator control Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:30 +0100
  [PATCH 1/7] usb: xhci: plat: Fix suspend/resume when the optional clk exists Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100
    Re: [PATCH 1/7] usb: xhci: plat: Fix suspend/resume when the  optional clk exists Jisheng Zhang <jszhang@marvell.com> - 2015-12-04 15:20 +0100

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