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2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf

 kernel/drivers/video/rockchip/mpp/mpp_iommu.c
.. .. @@ -463,6 +463,12 @@
463 463  	else
464 464  		mpp_task_dump_hw_reg(mpp);
465 465  
466 +	/*
467 +	 * Mask iommu irq, in order for iommu not repeatedly trigger pagefault.
468 +	 * Until the pagefault task finish by hw timeout.
469 +	 */
470 +	rockchip_iommu_mask_irq(mpp->dev);
471 +
466 472  	return 0;
467 473  }
468 474

..	..	@@ -463,6 +463,12 @@
463	463	else
464	464	mpp_task_dump_hw_reg(mpp);
465	465
	466	+ /*
	467	+ * Mask iommu irq, in order for iommu not repeatedly trigger pagefault.
	468	+ * Until the pagefault task finish by hw timeout.
	469	+ */
	470	+ rockchip_iommu_mask_irq(mpp->dev);
	471	+
466	472	return 0;
467	473	}
468	474