[U-Boot] [u-boot 23/40] dwc3: core: added an API to invoke irq handlers

Kishon Vijay Abraham I
2015-02-06T08:48:00Z

Since interrupt support is not present in u-boot, added an
API to handle the interrupts in dwc3 core. This API can be
polled to handle the interrupts.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
drivers/usb/dwc3/core.c | 21 +++++++++++++++++++++
include/dwc3-uboot.h | 1 +
2 files changed, 22 insertions(+)

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index bd34dbd..5a8d5ea 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -758,6 +758,27 @@ void dwc3_uboot_exit(int index)
}
}

+/**
+ * dwc3_uboot_handle_interrupt - handle dwc3 core interrupt
+ * @index: index of this controller
+ *
+ * Invokes dwc3 gadget interrupts.
+ *
+ * Generally called from board file.
+ */
+void dwc3_uboot_handle_interrupt(int index)
+{
+ struct dwc3 *dwc = NULL;
+
+ list_for_each_entry(dwc, &dwc3_list, list) {
+ if (dwc->index != index)
+ continue;
+
+ dwc3_gadget_uboot_handle_interrupt(dwc);
+ break;
+ }
+}
+
MODULE_ALIAS("platform:dwc3");
MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>");
MODULE_LICENSE("GPL v2");
diff --git a/include/dwc3-uboot.h b/include/dwc3-uboot.h
index 272a020..09ff8a7 100644
--- a/include/dwc3-uboot.h
+++ b/include/dwc3-uboot.h
@@ -38,4 +38,5 @@ struct dwc3_device {

int dwc3_uboot_init(struct dwc3_device *dev);
void dwc3_uboot_exit(int index);
+void dwc3_uboot_handle_interrupt(int index);
#endif /* __DWC3_UBOOT_H_ */
--
1.7.9.5