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drm/i915: Introduce i915_has_asle() 

We want to allow the desktop PNV to not have .is_mobile set. To
that end let's add a small helper to determine if the platform
has the ASLE interrupt (or equivalent). Supposdely both PNV
variants have it.

Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190318165633.28924-4-ville.syrjala@linux.intel.com
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
This commit is contained in:
Ville Syrjälä 2019-03-18 18:56:31 +02:00
parent 9e7d569924
commit f3e3048522
1 changed files with 9 additions and 1 deletions
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10
drivers/gpu/drm/i915/i915_irq.c
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@ -748,13 +748,21 @@ void i915_disable_pipestat(struct drm_i915_private *dev_priv,
POSTING_READ(reg);
}
static bool i915_has_asle(struct drm_i915_private *dev_priv)
{
if (!dev_priv->opregion.asle)
return false;
return IS_PINEVIEW(dev_priv) || IS_MOBILE(dev_priv);
}
/**
* i915_enable_asle_pipestat - enable ASLE pipestat for OpRegion
* @dev_priv: i915 device private
*/
static void i915_enable_asle_pipestat(struct drm_i915_private *dev_priv)
{
if (!dev_priv->opregion.asle || !IS_MOBILE(dev_priv))
if (!i915_has_asle(dev_priv))
return;
spin_lock_irq(&dev_priv->irq_lock);