Messages in this thread Patch in this message | | | From | Keerthy <> | Subject | [PATCH] pci: dwc: dra7xx: Add shutdown handler to cleanly turn off clocks | Date | Wed, 6 Sep 2017 16:09:11 +0530 |
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Add shutdown handler to cleanly turn off clocks.
Signed-off-by: Keerthy <j-keerthy@ti.com> --- drivers/pci/dwc/pci-dra7xx.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c index d4e98f3..66d1cfe 100644 --- a/drivers/pci/dwc/pci-dra7xx.c +++ b/drivers/pci/dwc/pci-dra7xx.c @@ -874,6 +874,19 @@ static int dra7xx_pcie_suspend_noirq(struct device *dev) return 0; } +void dra7xx_pcie_shutdown(struct platform_device *pdev) +{ + struct dra7xx_pcie *dra7xx = dev_get_drvdata(&pdev->dev); + int ret; + + ret = pm_runtime_put_sync(&pdev->dev); + if (ret < 0) + dev_dbg(&pdev->dev, "pm_runtime_put_sync failed\n"); + + pm_runtime_disable(&pdev->dev); + dra7xx_pcie_disable_phy(dra7xx); +} + static int dra7xx_pcie_resume_noirq(struct device *dev) { struct dra7xx_pcie *dra7xx = dev_get_drvdata(dev); @@ -902,5 +915,6 @@ static int dra7xx_pcie_resume_noirq(struct device *dev) .suppress_bind_attrs = true, .pm = &dra7xx_pcie_pm_ops, }, + .shutdown = dra7xx_pcie_shutdown, }; builtin_platform_driver_probe(dra7xx_pcie_driver, dra7xx_pcie_probe); -- 1.9.1
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