drm/i915/bios: intel_bios_dp_boost_level() (605a1872) · Commits · 戴 / test

drivers/gpu/drm/i915/display/intel_bios.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -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 −0

Original line number	Diff line number	Diff line
		@@ -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_ */

+2 −3

Original line number	Diff line number	Diff line
		@@ -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;