Commit d567b07f authored by Paulo Zanoni's avatar Paulo Zanoni Committed by Daniel Vetter

drm/i915: fix intel_ddi_get_cdclk_freq for ULT machines

For now, this code is just used by the eDP AUX channel frequency.
Signed-off-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: default avatarDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 54075a7d
...@@ -1161,6 +1161,8 @@ struct drm_i915_file_private { ...@@ -1161,6 +1161,8 @@ struct drm_i915_file_private {
#define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) #define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview)
#define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell) #define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell)
#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
#define IS_ULT(dev) (IS_HASWELL(dev) && \
((dev)->pci_device & 0xFF00) == 0x0A00)
/* /*
* The genX designation typically refers to the render engine, so render * The genX designation typically refers to the render engine, so render
......
...@@ -1309,6 +1309,8 @@ int intel_ddi_get_cdclk_freq(struct drm_i915_private *dev_priv) ...@@ -1309,6 +1309,8 @@ int intel_ddi_get_cdclk_freq(struct drm_i915_private *dev_priv)
else if ((I915_READ(LCPLL_CTL) & LCPLL_CLK_FREQ_MASK) == else if ((I915_READ(LCPLL_CTL) & LCPLL_CLK_FREQ_MASK) ==
LCPLL_CLK_FREQ_450) LCPLL_CLK_FREQ_450)
return 450; return 450;
else if (IS_ULT(dev_priv->dev))
return 338;
else else
return 540; return 540;
} }
......
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