[Intel-gfx] [PATCH 2/4] drm/i915: Bump HDMI min port clock to 25 MHz
ville.syrjala at linux.intel.com
ville.syrjala at linux.intel.com
Tue Jun 30 05:33:52 PDT 2015
From: Ville Syrjälä <ville.syrjala at linux.intel.com>
Increase the HDMI port minimum port clock from 20 to 25 MHz. This is
is the minimum listed in the DVI/HDMI specs, and it's also the
documented minimum DPLL frequency for most of our platforms.
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
drivers/gpu/drm/i915/intel_hdmi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 00c4b40..69244ed 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1175,7 +1175,7 @@ intel_hdmi_mode_valid(struct drm_connector *connector,
if (clock > hdmi_portclock_limit(intel_attached_hdmi(connector),
true))
return MODE_CLOCK_HIGH;
- if (clock < 20000)
+ if (clock < 25000)
return MODE_CLOCK_LOW;
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
--
2.3.6
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