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usb: dwc3: dwc3-omap: add interrupt status API to check for interrupts
Added an API to check for interrupt status. This API is generally called from board file to check for interrupt status. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Reviewed-by: Lukasz Majewski <l.majewski@samsung.com>
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2 changed files with 21 additions and 0 deletions
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@ -415,6 +415,26 @@ void dwc3_omap_uboot_exit(int index)
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}
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}
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/**
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* dwc3_omap_uboot_interrupt_status - check the status of interrupt
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* @index: index of this controller
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*
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* Checks the status of interrupts and returns true if an interrupt
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* is detected or false otherwise.
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*
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* Generally called from board file.
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*/
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int dwc3_omap_uboot_interrupt_status(int index)
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{
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struct dwc3_omap *omap = NULL;
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list_for_each_entry(omap, &dwc3_omap_list, list)
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if (omap->index == index)
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return dwc3_omap_interrupt(-1, omap);
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return 0;
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}
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MODULE_ALIAS("platform:omap-dwc3");
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MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
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MODULE_LICENSE("GPL v2");
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@ -28,4 +28,5 @@ struct dwc3_omap_device {
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int dwc3_omap_uboot_init(struct dwc3_omap_device *dev);
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void dwc3_omap_uboot_exit(int index);
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int dwc3_omap_uboot_interrupt_status(int index);
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#endif /* __DWC3_OMAP_UBOOT_H_ */
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