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dscully's avatar
dscully
Icon for New Contributor rankNew Contributor
2 years ago
Solved

EDID Header Check Issue in intel_hdmi21_tx_edid_get_sink_status() function for intel_hdmi21 driver

Hi, I'd like to report a bug in the intel_hdmi21 driver as of Quartus Pro 23.2 See: intelFPGA_pro/23.2/ip/altera/altera_hdmi/hw_demo/common/software/software_driver/intel_hdmi21_tx/src/intel_hdmi21...
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  • ZH_Intel's avatar
    ZH_Intel
    2 years ago

    Hi David,


    Thank you for your patience.

    Based on the discussion with our internal team, I believe that this is a bug and your concern is correct.

    I will reported this to our internal team to be fix in future release.


    This fix that you suggested is a valid fix/workaround for this issue.

    Thank you.

    Best Regards,

    ZulsyafiqH_Intel


dscully's avatar
dscully
Icon for New Contributor rankNew Contributor
2 years ago

A possible fix would be to change:

(*edid_header_valid) &= (((i == 0 || i == (headerSize - 1)) && val == 0) || (val == 0xFF)) ? 1 : 0;

to

(*edid_header_valid) &= (((i == 0 || i == (headerSize - 1))) ? (val == 0) : (val == 0xFF)) ? 1 : 0;