[Intel-gfx] [PATCH V4] drm: Add support for DP 1.4 Compliance edid corruption test

2019-12-09 Thread Jerry (Fangzhi) Zuo
Unlike DP 1.2 edid corruption test, DP 1.4 requires to calculate real CRC value of the last edid data block, and write it back. Current edid CRC calculates routine adds the last CRC byte, and check if non-zero. This behavior is not accurate; actually, we need to return the actual CRC value when co

Re: [Intel-gfx] [PATCH v4] drm: Add support for DP 1.4 Compliance edid corruption test

2019-12-08 Thread Zuo, Jerry
[AMD Official Use Only - Internal Distribution Only] Hi All: I just checked the CI report https://patchwork.freedesktop.org/series/70530/. The failures described in there are not quite related to my patch. Seems it is a false-positive. Does anyone know something about the issue described i

[Intel-gfx] [PATCH v4] drm: Add support for DP 1.4 Compliance edid corruption test

2019-12-05 Thread Jerry (Fangzhi) Zuo
Unlike DP 1.2 edid corruption test, DP 1.4 requires to calculate real CRC value of the last edid data block, and write it back. Current edid CRC calculates routine adds the last CRC byte, and check if non-zero. This behavior is not accurate; actually, we need to return the actual CRC value when co