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drm/i915: Remove dead signal level debugs

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If we ever get here with bogus signal levels we've messed
up somewhere earlier. Just use MISSING_CASE().

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210318161015.22070-3-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2021-03-18 18:10:10 +02:00
parent 4b672eb7c9
commit 6721af21bd
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/i915/display/intel_dp.c
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@ -3310,8 +3310,7 @@ static u32 snb_cpu_edp_signal_levels(u8 train_set)
case DP_TRAIN_VOLTAGE_SWING_LEVEL_3 | DP_TRAIN_PRE_EMPH_LEVEL_0:
return EDP_LINK_TRAIN_800_1200MV_0DB_SNB_B;
default:
DRM_DEBUG_KMS("Unsupported voltage swing/pre-emphasis level:"
"0x%x\n", signal_levels);
MISSING_CASE(signal_levels);
return EDP_LINK_TRAIN_400_600MV_0DB_SNB_B;
}
}
@ -3362,8 +3361,7 @@ static u32 ivb_cpu_edp_signal_levels(u8 train_set)
return EDP_LINK_TRAIN_800MV_3_5DB_IVB;
default:
DRM_DEBUG_KMS("Unsupported voltage swing/pre-emphasis level:"
"0x%x\n", signal_levels);
MISSING_CASE(signal_levels);
return EDP_LINK_TRAIN_500MV_0DB_IVB;
}
}