Alex Danila d521b12b69 disp: msm: dp: read DPCD registers using debugfs
This change adds support for reading the byte at specific DPCD
addresses for physical monitors, similar to the way it is already done in
sim mode.

The read address is taken to be the last written address. Reads return a
single byte unless the address is 0, in which case 20 bytes are returned
to preserve the original functionality.

Change-Id: I43c44d81758c156257bd5dba6bb8f9c08ac948eb
Signed-off-by: Alex Danila <eadanila@codeaurora.org>
2021-09-10 16:36:18 -04:00
2021-02-17 09:14:03 -08:00
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184 MiB
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C 98.7%
C++ 0.9%
Makefile 0.3%
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