Commit 2689390b authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Bump max TMDS bitrate to 6 Gbps on ADL-S/ADL-P/DG2+ 



Bspec lists the mas TMDS bitrate as 6 Gbps on ADL-S/ADL-P/DG2.
Bump our limit to match.

v2: Bump for ADL-S as well (Jani)

Cc: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240520164732.3682-1-ville.syrjala@linux.intel.com


Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
parent bb3c3e79

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

+3 −1
Original line number Diff line number Diff line
@@ -1784,7 +1784,9 @@ static int intel_hdmi_source_max_tmds_clock(struct intel_encoder *encoder) 
	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);

	int max_tmds_clock, vbt_max_tmds_clock;



	if (DISPLAY_VER(dev_priv) >= 10)

	if (DISPLAY_VER(dev_priv) >= 13 || IS_ALDERLAKE_S(dev_priv))

		max_tmds_clock = 600000;

	else if (DISPLAY_VER(dev_priv) >= 10)

		max_tmds_clock = 594000;

	else if (DISPLAY_VER(dev_priv) >= 8 || IS_HASWELL(dev_priv))

		max_tmds_clock = 300000;