From: felipe.balbi@linux•intel.com (Felipe Balbi)
To: linux-arm-kernel@lists•infradead.org
Subject: [RESEND PATCH v2 3/7] usb: xhci: plat: Fix suspend/resume when the optional usb_phy exists
Date: Wed, 27 Apr 2016 08:30:52 +0300 [thread overview]
Message-ID: <87mvofpqib.fsf@intel.com> (raw)
In-Reply-To: <1461675460-2295-4-git-send-email-jszhang@marvell.com>
Hi,
Jisheng Zhang <jszhang@marvell•com> writes:
> 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.
Fixes: 7b8ef22ea547 ("usb: xhci: plat: Add USB phy support")
Cc: <stable@vger•kernel.org> # v4.1+
> 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 9ff89e9..fbd23fd 100644
> --- a/drivers/usb/host/xhci-plat.c
> +++ b/drivers/usb/host/xhci-plat.c
> @@ -313,6 +313,7 @@ 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;
> @@ -328,6 +329,10 @@ 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);
> }
--
balbi
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next prev parent reply other threads:[~2016-04-27 5:30 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-26 12:57 [RESEND PATCH v2 0/7] usb: xhci-plat: support generic PHY and vbus regulator Jisheng Zhang
2016-04-26 12:57 ` [RESEND PATCH v2 1/7] usb: xhci: plat: Fix suspend/resume when the optional clk exists Jisheng Zhang
2016-04-27 5:25 ` Felipe Balbi
2016-04-27 5:46 ` Jisheng Zhang
2016-04-26 12:57 ` [RESEND PATCH v2 2/7] usb: xhci: plat: attach the usb_phy to the correct hcd Jisheng Zhang
2016-04-27 5:29 ` Felipe Balbi
2016-04-27 5:59 ` Jisheng Zhang
2016-04-27 6:19 ` Felipe Balbi
2016-04-26 12:57 ` [RESEND PATCH v2 3/7] usb: xhci: plat: Fix suspend/resume when the optional usb_phy exists Jisheng Zhang
2016-04-27 5:30 ` Felipe Balbi [this message]
2016-04-26 12:57 ` [RESEND PATCH v2 4/7] usb: xhci: plat: sort the headers in alphabetic order Jisheng Zhang
2016-04-26 12:57 ` [RESEND PATCH v2 5/7] usb: xhci: plat: Remove checks for optional clock in error/remove path Jisheng Zhang
2016-04-27 5:33 ` Felipe Balbi
2016-04-27 6:33 ` Jisheng Zhang
2016-04-27 7:19 ` Felipe Balbi
2016-04-26 12:57 ` [RESEND PATCH v2 6/7] usb: xhci: plat: add generic PHY support Jisheng Zhang
2016-04-27 5:35 ` Felipe Balbi
2016-04-27 6:46 ` Jisheng Zhang
2016-04-27 7:21 ` Felipe Balbi
2016-04-27 7:57 ` Heikki Krogerus
2016-04-27 9:34 ` Felipe Balbi
2016-04-26 12:57 ` [RESEND PATCH v2 7/7] usb: xhci: plat: add vbus regulator control Jisheng Zhang
2016-04-27 5:37 ` Felipe Balbi
2016-04-27 9:57 ` Mark Brown
2016-04-27 10:25 ` Jisheng Zhang
2016-04-27 13:24 ` Mark Brown
2016-04-27 10:25 ` Felipe Balbi
2016-04-27 10:35 ` Mark Brown
2016-04-27 10:38 ` Felipe Balbi
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