Rajkumar Subbiah 7eef92843d disp: msm: dp: add debug node to capture source and sink crc ...

This change adds a debug node named 'crc' to drm_dp to read
the frame CRC values for DP controller and DP Sink. In order
to facilitate the immediate read of the CRC values when
accessed, it enables the CRC calculation on the controller
and sink automatically when the stream is enabled. In addition
to the frame CRC values it also reads the MISR values from
controller and PHY to validate the data flow from controller
to PHY.

Change-Id: I1acee2dba931e4635caf4a400e336a72c86e88bf
Signed-off-by: Rajkumar Subbiah <quic_rsubbia@quicinc.com>

2022-08-24 13:47:27 -07:00

1.7 KiB

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