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(parent: fc6612a) | patch
drm/amd/display: AUX will exit when HPD LOW detected
authorHersen Wu <hersenxs.wu@amd.com>
Mon, 23 Apr 2018 23:21:45 +0000 (19:21 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 15 Jun 2018 17:20:23 +0000 (12:20 -0500)
commit9a0e9fc0006f0c9e1238454e6fbcbe6b273d98ba
treedc4176df0dcfdde5d9cf5eb07566d34b89067dfftree | snapshot
parentfc6612a4820401af0b00606cdf24a3c2ced9df69commit | diff
drm/amd/display: AUX will exit when HPD LOW detected

This change shorten wait time when HPD LOW. With HPD LOW, without this
change, AUX routine delay is 450us. With this change, it is 42us.

Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.c diff | blob | history
drivers/gpu/drm/amd/display/dc/i2caux/aux_engine.h diff | blob | history
drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c diff | blob | history
drivers/gpu/drm/amd/display/dc/i2caux/engine.h diff | blob | history
drivers/gpu/drm/amd/display/include/ddc_service_types.h diff | blob | history
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