[Intel-gfx] [PATCH 06/19] drm/i915: Assume 400MHz cdclk for the rest of gen4-7

Mika Kahola mika.kahola at intel.com
Tue Mar 31 04:11:56 PDT 2015


We don't currently have cdclk extraction code for 965g,snb,ivb.
Let's assume 400 MHz until we know better. That seems to match hints
in various vague documents. Whether that's good enough is not
entirely clear.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Signed-off-by: Mika Kahola <mika.kahola at intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 5df9c47..4a4fdb0 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13705,7 +13705,8 @@ static void intel_init_display(struct drm_device *dev)
 	else if (IS_G33(dev) || IS_G4X(dev))
 		dev_priv->display.get_display_clock_speed =
 			g33_get_display_clock_speed;
-	else if (IS_I945G(dev))
+	else if (IS_I945G(dev) || IS_BROADWATER(dev) ||
+		 IS_GEN6(dev) || IS_IVYBRIDGE(dev))
 		dev_priv->display.get_display_clock_speed =
 			i945_get_display_clock_speed;
 	else if (IS_I915G(dev))
-- 
1.9.1



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