Why do I see abnormal rxdatavalid signal toggling on R-tile Avalon® Streaming FPGA IP for PCI Express* on PIPE direct mode during power state change?

Description

Due to a problem in the Quartus® Prime Pro Edition Software version 23.4 and earlier, you may see abnormal rxdatavalid signal toggling in R-Tile Avalon® Streaming FPGA IP in PIPE direct mode during power stage change.

Resolution

This problem is fixed in Quartus® Prime Pro Edition Software version 24.1.