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drm/i915/bios: intel_bios_dp_boost_level()

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Don't access i915->vbt.ddi_port_info[] directly.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/fb8645cecadbc4ebeea1c0de94cb3116a769d9bf.1579270868.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2020-01-17 16:29:23 +02:00
parent 0aed3bdede
commit 605a18722c
3 changed files with 10 additions and 3 deletions
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7
drivers/gpu/drm/i915/display/intel_bios.c
View File

@ -2578,3 +2578,10 @@ int intel_bios_hdmi_level_shift(struct intel_encoder *encoder)
return info->hdmi_level_shift_set ? info->hdmi_level_shift : -1;
}
int intel_bios_dp_boost_level(struct intel_encoder *encoder)
{
struct drm_i915_private *i915 = to_i915(encoder->base.dev);
return i915->vbt.ddi_port_info[encoder->port].dp_boost_level;
}

1
drivers/gpu/drm/i915/display/intel_bios.h
View File

@ -249,5 +249,6 @@ bool intel_bios_get_dsc_params(struct intel_encoder *encoder,
int dsc_max_bpc);
int intel_bios_max_tmds_clock(struct intel_encoder *encoder);
int intel_bios_hdmi_level_shift(struct intel_encoder *encoder);
int intel_bios_dp_boost_level(struct intel_encoder *encoder);
#endif /* _INTEL_BIOS_H_ */

5
drivers/gpu/drm/i915/display/intel_ddi.c
View File

@ -1022,8 +1022,7 @@ static void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
&n_entries);
/* If we're boosting the current, set bit 31 of trans1 */
if (IS_GEN9_BC(dev_priv) &&
dev_priv->vbt.ddi_port_info[port].dp_boost_level)
if (IS_GEN9_BC(dev_priv) && intel_bios_dp_boost_level(encoder))
iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE;
for (i = 0; i < n_entries; i++) {
@ -2344,7 +2343,7 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder,
if (type == INTEL_OUTPUT_HDMI)
iboost = dev_priv->vbt.ddi_port_info[port].hdmi_boost_level;
else
iboost = dev_priv->vbt.ddi_port_info[port].dp_boost_level;
iboost = intel_bios_dp_boost_level(encoder);
if (iboost == 0) {
const struct ddi_buf_trans *ddi_translations;