diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-05-12 20:41:40 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-06-03 16:23:21 +0300 |
| commit | da882e6bb968b04195c32072376c4206f64037ef (patch) | |
| tree | 1e2dba5deb55ce8b691acbfaa92e54db1e8a19ed /drivers/gpu/drm/i915/display | |
| parent | d1d08a4994a8142e1c47ad28949035c507293b03 (diff) | |
| download | linux-da882e6bb968b04195c32072376c4206f64037ef.tar.gz | |
drm/i915: Fix ibx max vswing/preemph
IBX supports vswing level 3 and pre-emphasis level 3. Don't
limit it to level 2 for those.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200512174145.3186-3-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/display')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 338f6d046de3..67cb712f2d8f 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4001,7 +4001,7 @@ intel_dp_voltage_max(struct intel_dp *intel_dp) if (HAS_DDI(dev_priv)) return intel_ddi_dp_voltage_max(encoder); else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv) || - (HAS_PCH_CPT(dev_priv) && port != PORT_A)) + (HAS_PCH_SPLIT(dev_priv) && port != PORT_A)) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; else if (IS_IVYBRIDGE(dev_priv) && port == PORT_A) return DP_TRAIN_VOLTAGE_SWING_LEVEL_2; @@ -4019,7 +4019,7 @@ intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, u8 voltage_swing) if (HAS_DDI(dev_priv)) { return intel_ddi_dp_pre_emphasis_max(encoder, voltage_swing); } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv) || - (HAS_PCH_CPT(dev_priv) && port != PORT_A)) { + (HAS_PCH_SPLIT(dev_priv) && port != PORT_A)) { switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { case DP_TRAIN_VOLTAGE_SWING_LEVEL_0: return DP_TRAIN_PRE_EMPH_LEVEL_3; |