[PATCH 4.9 075/191] usb/xhci-plat: Set PM runtime as active on resume

Sasha Levin
2020-06-29T20:22:01Z

From: Qais Yousef <qais.yousef@arm.com>

[ Upstream commit 79112cc3c29f4a8c73a21428fbcbcb0afb005e3e ]

Follow suit of ohci-platform.c and perform pm_runtime_set_active() on
resume.

ohci-platform.c had a warning reported due to the missing
pm_runtime_set_active() [1].

[1] https://lore.kernel.org/lkml/20200323143857.db5zphxhq4hz3hmd@e107158-lin.cambridge.arm.com/

Signed-off-by: Qais Yousef <qais.yousef@arm.com>
CC: Tony Prisk <linux@prisktech.co.nz>
CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
CC: Mathias Nyman <mathias.nyman@intel.com>
CC: Oliver Neukum <oneukum@suse.de>
CC: linux-arm-kernel@lists.infradead.org
CC: linux-usb@vger.kernel.org
CC: linux-kernel@vger.kernel.org
Link: https://lore.kernel.org/r/20200518154931.6144-2-qais.yousef@arm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/usb/host/xhci-plat.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 781283a5138ea..169d7b2feb1f7 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -313,8 +313,17 @@ static int xhci_plat_resume(struct device *dev)
{
struct usb_hcd *hcd = dev_get_drvdata(dev);
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
+ int ret;
+
+ ret = xhci_resume(xhci, 0);
+ if (ret)
+ return ret;
+
+ pm_runtime_disable(dev);
+ pm_runtime_set_active(dev);
+ pm_runtime_enable(dev);

- return xhci_resume(xhci, 0);
+ return 0;
}

static const struct dev_pm_ops xhci_plat_pm_ops = {
--
2.25.1