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drm/i915: DE_PCU_EVENT irq is ilk-only 

Like all the other drps/ips stuff. Hence add the corresponding check,
give the function a preciser prefix and move the single reg clearing into
the rps handling function, too.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-08-08 23:35:37 +02:00
parent 35eb73234b
commit 73edd18f61
1 changed files with 5 additions and 5 deletions
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10
drivers/gpu/drm/i915/i915_irq.c
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@ -296,12 +296,14 @@ static void i915_hotplug_work_func(struct work_struct *work)
drm_helper_hpd_irq_event(dev);
}
static void i915_handle_rps_change(struct drm_device *dev)
static void ironlake_handle_rps_change(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
u32 busy_up, busy_down, max_avg, min_avg;
u8 new_delay = dev_priv->cur_delay;
I915_WRITE16(MEMINTRSTS, I915_READ(MEMINTRSTS));
I915_WRITE16(MEMINTRSTS, MEMINT_EVAL_CHG);
busy_up = I915_READ(RCPREVBSYTUPAVG);
busy_down = I915_READ(RCPREVBSYTDNAVG);
@ -794,10 +796,8 @@ static irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS)
ibx_irq_handler(dev, pch_iir);
}
if (de_iir & DE_PCU_EVENT) {
I915_WRITE16(MEMINTRSTS, I915_READ(MEMINTRSTS));
i915_handle_rps_change(dev);
}
if (IS_GEN5(dev) && de_iir & DE_PCU_EVENT)
ironlake_handle_rps_change(dev);
if (IS_GEN6(dev) && pm_iir & GEN6_PM_DEFERRED_EVENTS)
gen6_queue_rps_work(dev_priv, pm_iir);