rk3568 rt init

hc

2023-11-06 e3e12f52b214121840b44c91de5b3e5af5d3eb84

 kernel/drivers/video/rockchip/mpp/mpp_iommu.h
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@@ -13,6 +13,7 @@
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 #include <linux/iommu.h>
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 #include <linux/dma-mapping.h>
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+#include <linux/interrupt.h>
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 struct mpp_dma_buffer {
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 	/* link to dma session buffer list */
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@@ -73,6 +74,8 @@
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 	struct iommu_group *group;
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 	struct mpp_rk_iommu *iommu;
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 	iommu_fault_handler_t hdl;
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+	int irq;
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+	int got_irq;
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 };
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 struct mpp_dma_session *
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@@ -137,4 +140,16 @@
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 	return 0;
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 }
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+static inline void mpp_iommu_enable_irq(struct mpp_iommu_info *info)
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+{
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+	if (info && info->got_irq)
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+		enable_irq(info->irq);
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+}
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+
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+static inline void mpp_iommu_disable_irq(struct mpp_iommu_info *info)
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+{
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+	if (info && info->got_irq)
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+		disable_irq(info->irq);
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+}
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+
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 #endif