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| author | Bjorn Helgaas <bhelgaas@google.com> | 2017-11-14 21:11:28 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-11-14 21:11:28 +0300 |
| commit | f21bfb5625c5278f5a48d307114eec2220ea6f79 (patch) | |
| tree | 26225467c227223b84c2a659fff0bee0db7a2b09 /drivers/pci | |
| parent | afa7745692c552025b3bebe8dd79742c660c4b02 (diff) | |
| parent | 9c049bea083fea21373b8baf51fe49acbe24e105 (diff) | |
| download | linux-f21bfb5625c5278f5a48d307114eec2220ea6f79.tar.xz | |
Merge branch 'pci/host-dra7xx' into next
* pci/host-dra7xx:
PCI: dra7xx: Add shutdown handler to cleanly turn off clocks
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/dwc/pci-dra7xx.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c index 34427a6a15af..d0848006945a 100644 --- a/drivers/pci/dwc/pci-dra7xx.c +++ b/drivers/pci/dwc/pci-dra7xx.c @@ -794,6 +794,22 @@ static int dra7xx_pcie_resume_noirq(struct device *dev) } #endif +void dra7xx_pcie_shutdown(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct dra7xx_pcie *dra7xx = dev_get_drvdata(dev); + int ret; + + dra7xx_pcie_stop_link(dra7xx->pci); + + ret = pm_runtime_put_sync(dev); + if (ret < 0) + dev_dbg(dev, "pm_runtime_put_sync failed\n"); + + pm_runtime_disable(dev); + dra7xx_pcie_disable_phy(dra7xx); +} + static const struct dev_pm_ops dra7xx_pcie_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(dra7xx_pcie_suspend, dra7xx_pcie_resume) SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(dra7xx_pcie_suspend_noirq, @@ -807,5 +823,6 @@ static struct platform_driver dra7xx_pcie_driver = { .suppress_bind_attrs = true, .pm = &dra7xx_pcie_pm_ops, }, + .shutdown = dra7xx_pcie_shutdown, }; builtin_platform_driver_probe(dra7xx_pcie_driver, dra7xx_pcie_probe); |