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usb: dwc3: xilinx: add power management ops support

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Added system sleep and run-time power management ops support for
dwc3-xilinx glue layer and update function name.

Signed-off-by: Piyush Mehta <piyush.mehta@amd.com>
Link: https://lore.kernel.org/r/20220912111017.901321-2-piyush.mehta@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Piyush Mehta 2022-09-12 16:40:16 +05:30 committed by Greg Kroah-Hartman
parent e219a712bc
commit ec50e11438
1 changed files with 29 additions and 4 deletions
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33
drivers/usb/dwc3/dwc3-xilinx.c
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@ -322,7 +322,7 @@ static int dwc3_xlnx_remove(struct platform_device *pdev)
return 0;
}
static int __maybe_unused dwc3_xlnx_suspend_common(struct device *dev)
static int __maybe_unused dwc3_xlnx_runtime_suspend(struct device *dev)
{
struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
@ -331,7 +331,7 @@ static int __maybe_unused dwc3_xlnx_suspend_common(struct device *dev)
return 0;
}
static int __maybe_unused dwc3_xlnx_resume_common(struct device *dev)
static int __maybe_unused dwc3_xlnx_runtime_resume(struct device *dev)
{
struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
@ -346,8 +346,33 @@ static int __maybe_unused dwc3_xlnx_runtime_idle(struct device *dev)
return 0;
}
static UNIVERSAL_DEV_PM_OPS(dwc3_xlnx_dev_pm_ops, dwc3_xlnx_suspend_common,
dwc3_xlnx_resume_common, dwc3_xlnx_runtime_idle);
static int __maybe_unused dwc3_xlnx_suspend(struct device *dev)
{
struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
/* Disable the clocks */
clk_bulk_disable(priv_data->num_clocks, priv_data->clks);
return 0;
}
static int __maybe_unused dwc3_xlnx_resume(struct device *dev)
{
struct dwc3_xlnx *priv_data = dev_get_drvdata(dev);
int ret;
ret = clk_bulk_enable(priv_data->num_clocks, priv_data->clks);
if (ret)
return ret;
return 0;
}
static const struct dev_pm_ops dwc3_xlnx_dev_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(dwc3_xlnx_suspend, dwc3_xlnx_resume)
SET_RUNTIME_PM_OPS(dwc3_xlnx_runtime_suspend,
dwc3_xlnx_runtime_resume, dwc3_xlnx_runtime_idle)
};
static struct platform_driver dwc3_xlnx_driver = {
.probe = dwc3_xlnx_probe,