drm/i915/bios: add intel_bios_max_tmds_encoder() (d9ee2111) · Commits · 戴 / test

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

+7 −0

Original line number	Diff line number	Diff line
		@@ -2562,3 +2562,10 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *dev_priv,

		return aux_ch;
		}

		int intel_bios_max_tmds_clock(struct intel_encoder *encoder)
		{
		struct drm_i915_private *i915 = to_i915(encoder->base.dev);

		return i915->vbt.ddi_port_info[encoder->port].max_tmds_clock;
		}

+1 −0

Original line number	Diff line number	Diff line
		@@ -247,5 +247,6 @@ enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *dev_priv, enum port
		bool intel_bios_get_dsc_params(struct intel_encoder *encoder,
		struct intel_crtc_state *crtc_state,
		int dsc_max_bpc);
		int intel_bios_max_tmds_clock(struct intel_encoder *encoder);

		#endif /* _INTEL_BIOS_H_ */

+4 −5

Original line number	Diff line number	Diff line
		@@ -2090,9 +2090,7 @@ static void pch_post_disable_hdmi(struct intel_encoder *encoder,
		static int intel_hdmi_source_max_tmds_clock(struct intel_encoder *encoder)
		{
		struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
		const struct ddi_vbt_port_info *info =
		&dev_priv->vbt.ddi_port_info[encoder->port];
		int max_tmds_clock;
		int max_tmds_clock, vbt_max_tmds_clock;

		if (INTEL_GEN(dev_priv) >= 10 \|\| IS_GEMINILAKE(dev_priv))
		max_tmds_clock = 594000;
		@@ -2103,8 +2101,9 @@ static int intel_hdmi_source_max_tmds_clock(struct intel_encoder *encoder)
		else
		max_tmds_clock = 165000;

		if (info->max_tmds_clock)
		max_tmds_clock = min(max_tmds_clock, info->max_tmds_clock);
		vbt_max_tmds_clock = intel_bios_max_tmds_clock(encoder);
		if (vbt_max_tmds_clock)
		max_tmds_clock = min(max_tmds_clock, vbt_max_tmds_clock);

		return max_tmds_clock;
		}