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dp: dptx: Training should fail if clock recovery fails on maximum voltage swing.

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Required for DisplayPort compliance.

Signed-off-by: Andrei-Liviu Simion <andrei.simion@xilinx.com>
This commit is contained in:
Andrei-Liviu Simion 2015-01-13 16:06:59 -08:00 • committed by Nava kishore Manne
parent 55889d1a8d
commit 331244ad31
1 changed files with 3 additions and 0 deletions
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3
XilinxProcessorIPLib/drivers/dp/src/xdptx.c
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@ -1565,6 +1565,9 @@ static XDptx_TrainingState XDptx_TrainingStateClockRecovery(XDptx *InstancePtr)
if (SameVsLevelCount >= 5) { if (SameVsLevelCount >= 5) {
break; break;
} }
if (LinkConfig->VsLevel == XDPTX_MAXIMUM_VS_LEVEL) {
break;
}
/* Adjust the drive settings as requested by the RX device. */ /* Adjust the drive settings as requested by the RX device. */
Status = XDptx_AdjVswingPreemp(InstancePtr); Status = XDptx_AdjVswingPreemp(InstancePtr);