drm/i915:Handle the irq interrupt for the second BSD ring (85f9b5f9) · Commits · 戴 / test

drivers/gpu/drm/i915/i915_irq.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -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");