drm/amd/display: Don't attempt to program missing register fields on DCE8

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When moving to a common dce/ infrastructure for all asics, some register fields
do not exist in DCE8, and cause ASSERTS and debug spam.

Instead, check to see whether a register field mask is valid before attempting
to program the register field

Signed-off-by: Jordan Lazare <Jordan.Lazare@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

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Jordan Lazare 2017-02-14 18:20:35 -05:00 • committed by Alex Deucher

parent 4a9054dda6

commit beed42b5bc

2 changed files with 28 additions and 13 deletions

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31

drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.c

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12

drivers/gpu/drm/amd/display/dc/dce/dce_transform.c

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