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* [PATCH] drm/i915: Bump max TMDS bitrate to 6 Gbps on ADL/DG2+
@ 2024-05-16 18:27 Ville Syrjala
  2024-05-16 20:52 ` ✓ Fi.CI.BAT: success for " Patchwork
                   ` (4 more replies)
  0 siblings, 5 replies; 8+ messages in thread
From: Ville Syrjala @ 2024-05-16 18:27 UTC (permalink / raw)
  To: intel-gfx

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

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

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_hdmi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 0faf2afa1c09..bd0ba4edcd1d 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -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)
+		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;
-- 
2.44.1


^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2024-05-21  9:50 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
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2024-05-16 18:27 [PATCH] drm/i915: Bump max TMDS bitrate to 6 Gbps on ADL/DG2+ Ville Syrjala
2024-05-16 20:52 ` ✓ Fi.CI.BAT: success for " Patchwork
2024-05-17 10:11 ` ✗ Fi.CI.IGT: failure " Patchwork
2024-05-20 10:37 ` [PATCH] " Jani Nikula
2024-05-20 16:41   ` Ville Syrjälä
2024-05-20 16:47 ` [PATCH v2] drm/i915: Bump max TMDS bitrate to 6 Gbps on ADL-S/ADL-P/DG2+ Ville Syrjala
2024-05-21  9:50   ` Jani Nikula
2024-05-20 17:19 ` ✗ Fi.CI.BAT: failure for drm/i915: Bump max TMDS bitrate to 6 Gbps on ADL/DG2+ (rev2) Patchwork

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