[Intel-gfx] [PATCH 12/14] drm/i915: don't account for shared interrupts on VLV

Daniel Vetter daniel at ffwll.ch
Wed Jun 20 15:18:31 CEST 2012


On Fri, Jun 15, 2012 at 11:55:24AM -0700, Jesse Barnes wrote:
> Only count interrupts we find came from the GPU.
> 
> Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>

We have this on every generation's irq handler this way. I guess we should
either fix this everywhere or not bother with it. Dropped for now.
-Daniel

> ---
>  drivers/gpu/drm/i915/i915_irq.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index 453ea7c..36732f7 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -515,8 +515,6 @@ static irqreturn_t valleyview_irq_handler(DRM_IRQ_ARGS)
>  	u32 pipe_stats[I915_MAX_PIPES];
>  	bool blc_event;
>  
> -	atomic_inc(&dev_priv->irq_received);
> -
>  	while (true) {
>  		iir = I915_READ(VLV_IIR);
>  		gt_iir = I915_READ(GTIIR);
> @@ -525,6 +523,8 @@ static irqreturn_t valleyview_irq_handler(DRM_IRQ_ARGS)
>  		if (gt_iir == 0 && pm_iir == 0 && iir == 0)
>  			goto out;
>  
> +		atomic_inc(&dev_priv->irq_received);
> +
>  		ret = IRQ_HANDLED;
>  
>  		snb_gt_irq_handler(dev, dev_priv, gt_iir);
> -- 
> 1.7.9.5
> 
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-- 
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48



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