drm/amd/display: Support crc on specific region
[Why] To support feature that calculates CRTC CRC value on specific region (crc window). [How] 1. Use debugfs to specify crtc crc window 2. Use vline0 IRQ to write crtc crc window Signed-off-by:Wayne Lin <Wayne.Lin@amd.com> Reviewed-by:
Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com> Acked-by:
Eryk Brol <eryk.brol@amd.com> Acked-by:
Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by:
Alex Deucher <alexander.deucher@amd.com>
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8e7b6fee
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