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dp: rx: Added callback for power state change interrupts.

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Signed-off-by: Andrei-Liviu Simion <andrei.simion@xilinx.com>
This commit is contained in:
Andrei-Liviu Simion 2015-01-16 14:19:04 -08:00 • committed by Nava kishore Manne
parent bdc15ffdfe
commit c5b9fdac16
2 changed files with 36 additions and 0 deletions
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9
XilinxProcessorIPLib/drivers/dp/src/xdprx.h
View file

@ -99,6 +99,13 @@ typedef struct {
passed to the video mode
change callback
function. */
XDptx_IntrHandler IntrPowerStateHandler; /**< Callback function for
power state change
interrupts. */
void *IntrPowerStateCallbackRef; /**< A pointer to the user data
passed to the power
state change callback
function. */
} XDprx;
/**************************** Function Prototypes *****************************/
@ -122,5 +129,7 @@ void XDprx_WaitUs(XDprx *InstancePtr, u32 MicroSeconds);
/* xdprx_intr.c: Interrupt handling functions. */
void XDptx_SetIntrVmChangeHandler(XDptx *InstancePtr,
XDprx_IntrHandler CallbackFunc, void *CallbackRef);
void XDptx_SetIntrPowerStateHandler(XDptx *InstancePtr,
XDprx_IntrHandler CallbackFunc, void *CallbackRef);
#endif /* XDPRX_H_ */

27
XilinxProcessorIPLib/drivers/dp/src/xdprx_intr.c
View file

@ -79,3 +79,30 @@ void XDptx_SetIntrVmChangeHandler(XDptx *InstancePtr,
InstancePtr->IntrVmChangeHandler = CallbackFunc;
InstancePtr->IntrVmChangeCallbackRef = CallbackRef;
}
/******************************************************************************/
/**
* This function installs a callback function for when the power state 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_SetIntrPowerStateHandler(XDptx *InstancePtr,
XDprx_IntrHandler CallbackFunc, void *CallbackRef)
{
/* Verify arguments. */
Xil_AssertVoid(InstancePtr != NULL);
Xil_AssertVoid(CallbackFunc != NULL);
Xil_AssertVoid(CallbackRef != NULL);
InstancePtr->IntrPowerStateHandler = CallbackFunc;
InstancePtr->IntrPowerStateCallbackRef = CallbackRef;
}