diff mbox series

[1/2] usb: xhci: tegra: Power-off power-domains on removal

Message ID 1539688963-12564-2-git-send-email-mathias.nyman@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series xhci features for usb-next | expand

Commit Message

Mathias Nyman Oct. 16, 2018, 11:22 a.m. UTC 
From: Jon Hunter <jonathanh@nvidia.com>

Currently the XUSB power domains used by the Tegra xHCI controller are
never powered off on the removal of the driver, however, they will be
powered off on probe failure. Update the removal code to be consistent
with the probe failure path to power off the XUSB power domains.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
---
 drivers/usb/host/xhci-tegra.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c
index 4ee510a..920a50a 100644
--- a/drivers/usb/host/xhci-tegra.c
+++ b/drivers/usb/host/xhci-tegra.c
@@ -1249,6 +1249,11 @@  static int tegra_xusb_remove(struct platform_device *pdev)
 	pm_runtime_put_sync(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
 
+	if (!pdev->dev.pm_domain) {
+		tegra_powergate_power_off(TEGRA_POWERGATE_XUSBC);
+		tegra_powergate_power_off(TEGRA_POWERGATE_XUSBA);
+	}
+
 	tegra_xusb_padctl_put(tegra->padctl);
 
 	return 0;