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dp: mst: Fixed XDp_SendSbMsgFragment comment to reflect new TX/RX commonality.

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Signed-off-by: Andrei-Liviu Simion <andrei.simion@xilinx.com>
This commit is contained in:
Andrei-Liviu Simion 2015-03-20 18:45:29 -07:00 • committed by Nava kishore Manne
parent 3f2598ff25
commit 2a2726b7a9
1 changed files with 9 additions and 7 deletions
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16
XilinxProcessorIPLib/drivers/dp/src/xdp_mst.c
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@ -2608,18 +2608,20 @@ static u32 XDp_TxSendActTrigger(XDp *InstancePtr)
/******************************************************************************/
/**
* This function will send a sideband message by creating a data array from the
* supplied sideband message structure and submitting an AUX write transaction.
* Operating in TX mode, this function will send a sideband message by creating
* a data array from the supplied sideband message structure and submitting an
* AUX write transaction.
* In RX mode, the data array will be written as a down reply.
*
* @param InstancePtr is a pointer to the XDp instance.
* @param Msg is a pointer to the sideband message structure that holds
* the contents of the data to be submitted.
*
* @return
* - XST_SUCCESS if the AUX write transaction used to transmit the
* - XST_SUCCESS if the write transaction used to transmit the
* sideband message was successful.
* - XST_DEVICE_NOT_FOUND if no RX device is connected.
* - XST_ERROR_COUNT_MAX if the AUX write request timed out.
* - XST_DEVICE_NOT_FOUND if no device is connected.
* - XST_ERROR_COUNT_MAX if the request timed out.
* - XST_FAILURE otherwise.
*
* @note None.
@ -2636,9 +2638,9 @@ static u32 XDp_SendSbMsgFragment(XDp *InstancePtr, XDp_SidebandMsg *Msg)
XDp_WaitUs(InstancePtr, InstancePtr->TxInstance.SbMsgDelayUs);
/* First, clear the DOWN_REP_MSG_RDY in case the RX device is in a weird
* state. */
if (XDp_GetCoreType(InstancePtr) == XDP_TX) {
/* First, clear the DOWN_REP_MSG_RDY in case the RX device is in
* a weird state. */
Data[0] = 0x10;
Status = XDp_TxAuxWrite(InstancePtr,
XDP_DPCD_SINK_DEVICE_SERVICE_IRQ_VECTOR_ESI0, 1,