On Thu, Feb 26, 2015 at 06:19:38PM +0530, [email protected] wrote: > From: Akash Goel <[email protected]> > > On SKL, frequency is specified in units of 16.66 MHZ. > Updated the intel_gpu_freq() and intel_freq_opecode() functions > to do the conversion appropriately. > > Signed-off-by: Akash Goel <[email protected]>
Reviewed-by: Ville Syrjälä <[email protected]> > --- > drivers/gpu/drm/i915/intel_pm.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c > index 7dcb5b6..1b36d0e 100644 > --- a/drivers/gpu/drm/i915/intel_pm.c > +++ b/drivers/gpu/drm/i915/intel_pm.c > @@ -6660,7 +6660,9 @@ static int chv_freq_opcode(struct drm_i915_private > *dev_priv, int val) > > int intel_gpu_freq(struct drm_i915_private *dev_priv, int val) > { > - if (IS_CHERRYVIEW(dev_priv->dev)) > + if (IS_GEN9(dev_priv->dev)) > + return (val * GT_FREQUENCY_MULTIPLIER) / GEN9_FREQ_SCALER; > + else if (IS_CHERRYVIEW(dev_priv->dev)) > return chv_gpu_freq(dev_priv, val); > else if (IS_VALLEYVIEW(dev_priv->dev)) > return byt_gpu_freq(dev_priv, val); > @@ -6670,7 +6672,9 @@ int intel_gpu_freq(struct drm_i915_private *dev_priv, > int val) > > int intel_freq_opcode(struct drm_i915_private *dev_priv, int val) > { > - if (IS_CHERRYVIEW(dev_priv->dev)) > + if (IS_GEN9(dev_priv->dev)) > + return (val * GEN9_FREQ_SCALER) / GT_FREQUENCY_MULTIPLIER; > + else if (IS_CHERRYVIEW(dev_priv->dev)) > return chv_freq_opcode(dev_priv, val); > else if (IS_VALLEYVIEW(dev_priv->dev)) > return byt_freq_opcode(dev_priv, val); > -- > 1.9.2 > > _______________________________________________ > Intel-gfx mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Ville Syrjälä Intel OTC _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
