From 0ae7383e83c6b1cea1e31173e362765dc24068c7 Mon Sep 17 00:00:00 2001 From: Alan Douglas Date: Mon, 25 Jun 2018 09:30:53 +0100 Subject: [PATCH] PCI: cadence: Add shutdown callback to host driver Add shutdown callback to host driver which will disable PHY and PM runtime. Signed-off-by: Alan Douglas Signed-off-by: Lorenzo Pieralisi --- drivers/pci/controller/pcie-cadence-host.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/pci/controller/pcie-cadence-host.c b/drivers/pci/controller/pcie-cadence-host.c index e3e9b7de8592..ec394f6a19c8 100644 --- a/drivers/pci/controller/pcie-cadence-host.c +++ b/drivers/pci/controller/pcie-cadence-host.c @@ -343,6 +343,20 @@ static int cdns_pcie_host_probe(struct platform_device *pdev) return ret; } +static void cdns_pcie_shutdown(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct cdns_pcie *pcie = dev_get_drvdata(dev); + int ret; + + ret = pm_runtime_put_sync(dev); + if (ret < 0) + dev_dbg(dev, "pm_runtime_put_sync failed\n"); + + pm_runtime_disable(dev); + cdns_pcie_disable_phy(pcie); +} + static struct platform_driver cdns_pcie_host_driver = { .driver = { .name = "cdns-pcie-host", @@ -350,5 +364,6 @@ static struct platform_driver cdns_pcie_host_driver = { .pm = &cdns_pcie_pm_ops, }, .probe = cdns_pcie_host_probe, + .shutdown = cdns_pcie_shutdown, }; builtin_platform_driver(cdns_pcie_host_driver);