From 3497a5620caec0ae25e3fa3b6828f1cdeac80ec0 Mon Sep 17 00:00:00 2001 From: Deepak S Date: Thu, 10 Jul 2014 13:16:26 +0530 Subject: [PATCH] drm/i915/chv: Add basic PM interrupt support for CHV Enabled PM interrupt programming for CHV. Re-using gen8 code and extending same for CHV. Signed-off-by: Deepak S Reviewed-by: Mika Kuoppala Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_irq.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 30fd637..188fe04 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1407,7 +1407,7 @@ static void gen6_pm_rps_work(struct work_struct *work) spin_lock_irq(&dev_priv->irq_lock); pm_iir = dev_priv->rps.pm_iir; dev_priv->rps.pm_iir = 0; - if (IS_BROADWELL(dev_priv->dev)) + if (IS_BROADWELL(dev_priv->dev) || IS_CHERRYVIEW(dev_priv->dev)) bdw_enable_pm_irq(dev_priv, dev_priv->pm_rps_events); else { /* Make sure not to corrupt PMIMR state used by ringbuffer */ diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 1ec777a..58a03f8 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3392,6 +3392,8 @@ static void cherryview_disable_rps(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; I915_WRITE(GEN6_RC_CONTROL, 0); + + gen8_disable_rps_interrupts(dev); } static void valleyview_disable_rps(struct drm_device *dev) @@ -4109,6 +4111,8 @@ static void cherryview_enable_rps(struct drm_device *dev) valleyview_set_rps(dev_priv->dev, dev_priv->rps.efficient_freq); + gen8_enable_rps_interrupts(dev); + gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); } -- 2.7.4