drm/i915/tc: Clear DKL_TX_PMD_LANE_SUS before program voltage swing

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This sequence was recently added to fix internal HW sequences to
reset TC ports.

HSDES: 1507287614
HSDES: 14010071447
BSpec: 49292
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191021223408.87344-1-jose.souza@intel.com

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José Roberto de Souza 2019-10-21 15:34:08 -07:00

parent c442292a66

commit 2d69c42e37

2 changed files with 8 additions and 0 deletions

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2

drivers/gpu/drm/i915/display/intel_ddi.c

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6

drivers/gpu/drm/i915/i915_reg.h

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