drm/amd/display: fix PIP bugs on Dal3

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[Why]
There are outstanding bugs for PIP in Dal3:
-Crash when toggling PIP visibility
-Global Alpha is not working, Adjusting global alpha
 doesn’t have an effect
-Cursor is not working with pip plane and pipe splits
-One flash occurs when cursor enters PIP plane from
 top/bottom
-Crash when moving PIP plane off the screen

[How]
Resolve divide by 0 error
Implement global alpha
Program cursor on all pipes
Add dst rects' x and y offests into cursor position
Disable cursor when it is beyond bottom/top edge

Signed-off-by: Gloria Li <geling.li@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Gloria Li 2018-07-26 11:32:14 -04:00 • committed by Alex Deucher

parent f1220c876d

commit 94a4ffd1d4

9 changed files with 46 additions and 14 deletions

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3

drivers/gpu/drm/amd/display/dc/core/dc.c

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9

drivers/gpu/drm/amd/display/dc/core/dc_resource.c

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2

drivers/gpu/drm/amd/display/dc/core/dc_stream.c

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5

drivers/gpu/drm/amd/display/dc/dc.h

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10

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c

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3

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h

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7

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c

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18

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

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3

drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h

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