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drm/i915: Query the vswing levels per-lane for icl mg phy
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Wed, 6 Oct 2021 20:49:30 +0000 (23:49 +0300)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Wed, 3 Nov 2021 17:43:52 +0000 (19:43 +0200)
commit9b12b5d24e3a59282a54e5d10298288f2bd73860
treea7c1da1b432ed40da3d65764ced16f726d7ceec8tree | snapshot
parent7e5832247f57b8eb48a227606bad1d550e04b3e2commit | diff
drm/i915: Query the vswing levels per-lane for icl mg phy

Prepare for per-lane drive settings by querying the desired vswing
level per-lane.

Note that the code only does two loops, with each one writing the
levels for two TX lanes.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211006204937.30774-10-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
drivers/gpu/drm/i915/display/intel_ddi.c diff | blob | history
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