[Intel-gfx] [PATCH V3 3/6] drm/i915:Handle the irq interrupt for the second BSD ring

[Imre Deak]

On Wed, 2014-04-16 at 10:41 +0800, Zhao Yakui wrote:
> Signed-off-by: Zhao Yakui <yakui.zhao at intel.com>

Reviewed-by: Imre Deak <imre.deak at intel.com>

> ---
>  drivers/gpu/drm/i915/i915_irq.c |    5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index 7a4d3ae..63bd5de 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -1347,13 +1347,16 @@ static irqreturn_t gen8_gt_irq_handler(struct drm_device *dev,
>  			DRM_ERROR("The master control interrupt lied (GT0)!\n");
>  	}
>  
> -	if (master_ctl & GEN8_GT_VCS1_IRQ) {
> +	if (master_ctl & (GEN8_GT_VCS1_IRQ | GEN8_GT_VCS2_IRQ)) {
>  		tmp = I915_READ(GEN8_GT_IIR(1));
>  		if (tmp) {
>  			ret = IRQ_HANDLED;
>  			vcs = tmp >> GEN8_VCS1_IRQ_SHIFT;
>  			if (vcs & GT_RENDER_USER_INTERRUPT)
>  				notify_ring(dev, &dev_priv->ring[VCS]);
> +			vcs = tmp >> GEN8_VCS2_IRQ_SHIFT;
> +			if (vcs & GT_RENDER_USER_INTERRUPT)
> +				notify_ring(dev, &dev_priv->ring[VCS2]);
>  			I915_WRITE(GEN8_GT_IIR(1), tmp);
>  		} else
>  			DRM_ERROR("The master control interrupt lied (GT1)!\n");

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