diff --git a/XilinxProcessorIPLib/drivers/dp/src/xdprx.h b/XilinxProcessorIPLib/drivers/dp/src/xdprx.h index 8402e732..854633d1 100644 --- a/XilinxProcessorIPLib/drivers/dp/src/xdprx.h +++ b/XilinxProcessorIPLib/drivers/dp/src/xdprx.h @@ -138,6 +138,13 @@ typedef struct { passed to the training done callback function. */ + XDptx_IntrHandler IntrBwChangeHandler; /**< Callback function for + bandwidth change + interrupts. */ + void *IntrBwChangeCallbackRef; /**< A pointer to the user data + passed to the bandwidth + change callback + function. */ } XDprx; /**************************** Function Prototypes *****************************/ @@ -173,5 +180,7 @@ void XDptx_SetIntrVideoHandler(XDptx *InstancePtr, XDprx_IntrHandler CallbackFunc, void *CallbackRef); void XDptx_SetIntrTrainingDoneHandler(XDptx *InstancePtr, XDprx_IntrHandler CallbackFunc, void *CallbackRef); +void XDptx_SetIntrBwChangeHandler(XDptx *InstancePtr, + XDprx_IntrHandler CallbackFunc, void *CallbackRef); #endif /* XDPRX_H_ */ diff --git a/XilinxProcessorIPLib/drivers/dp/src/xdprx_intr.c b/XilinxProcessorIPLib/drivers/dp/src/xdprx_intr.c index 9e12a3eb..c36c0afa 100644 --- a/XilinxProcessorIPLib/drivers/dp/src/xdprx_intr.c +++ b/XilinxProcessorIPLib/drivers/dp/src/xdprx_intr.c @@ -241,3 +241,30 @@ void XDptx_SetIntrTrainingDoneHandler(XDptx *InstancePtr, InstancePtr->IntrTrainingDoneHandler = CallbackFunc; InstancePtr->IntrTrainingDoneCallbackRef = CallbackRef; } + +/******************************************************************************/ +/** + * This function installs a callback function for when a bandwidth change + * interrupt occurs. + * + * @param InstancePtr is a pointer to the XDprx instance. + * @param CallbackFunc is the address to the callback function. + * @param CallbackRef is the user data item that will be passed to the + * callback function when it is invoked. + * + * @return None. + * + * @note None. + * +*******************************************************************************/ +void XDptx_SetIntrBwChangeHandler(XDptx *InstancePtr, + XDprx_IntrHandler CallbackFunc, void *CallbackRef) +{ + /* Verify arguments. */ + Xil_AssertVoid(InstancePtr != NULL); + Xil_AssertVoid(CallbackFunc != NULL); + Xil_AssertVoid(CallbackRef != NULL); + + InstancePtr->IntrBwChangeHandler = CallbackFunc; + InstancePtr->IntrBwChangeCallbackRef = CallbackRef; +}