How HDMI tx frame will flow from the kernel to hal

[vinothkumars]

Hi All,

I want to know how hdmi frame will transfer from kernel to hal and also how audio and video synchronization is happening.

I unable to find the exact document and if anyone knows the follow please ping me.

Source: Android 9 Automotive

H/W: IMX8QM-MEK

[igorpadykov]

Hi Vinothkumar

may be useful  sect.6.4.6 High-Definition Multimedia Interface (HDMI),

sect.6.4.6.6 Audio  i.MX Linux Reference Manual​

Best regards
igor