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drm/i915: Get the iboost setting based on the port type

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Program the 'iboost_bit' based on what the VBT says it should be for
the specific port type, rather than assume it's always the same
for DP and HDMI.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1468328376-6380-8-git-send-email-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2016-07-12 15:59:34 +03:00
parent 32bdc40096
commit 1edaaa2f25
1 changed files with 3 additions and 4 deletions
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7
drivers/gpu/drm/i915/intel_ddi.c
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@ -446,8 +446,7 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder)
skl_get_buf_trans_edp(dev_priv, &n_edp_entries);
/* If we're boosting the current, set bit 31 of trans1 */
if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
dev_priv->vbt.ddi_port_info[port].dp_boost_level)
if (dev_priv->vbt.ddi_port_info[port].dp_boost_level)
iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE;
if (WARN_ON(encoder->type == INTEL_OUTPUT_EDP &&
@ -524,9 +523,9 @@ static void intel_prepare_hdmi_ddi_buffers(struct intel_encoder *encoder)
if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) {
ddi_translations_hdmi = skl_get_buf_trans_hdmi(dev_priv, &n_hdmi_entries);
/* If we're boosting the current, set bit 31 of trans1 */
if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
dev_priv->vbt.ddi_port_info[port].dp_boost_level)
if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level)
iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE;
} else if (IS_BROADWELL(dev_priv)) {
ddi_translations_hdmi = bdw_ddi_translations_hdmi;