From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/arch/arm/include/asm/dma-iommu.h | 5 -----
1 files changed, 0 insertions(+), 5 deletions(-)
diff --git a/kernel/arch/arm/include/asm/dma-iommu.h b/kernel/arch/arm/include/asm/dma-iommu.h
index 6821f12..fe9ef6f 100644
--- a/kernel/arch/arm/include/asm/dma-iommu.h
+++ b/kernel/arch/arm/include/asm/dma-iommu.h
@@ -6,10 +6,7 @@
#include <linux/mm_types.h>
#include <linux/scatterlist.h>
-#include <linux/dma-debug.h>
#include <linux/kref.h>
-
-#define ARM_MAPPING_ERROR (~(dma_addr_t)0x0)
struct dma_iommu_mapping {
/* iommu specific data */
@@ -34,8 +31,6 @@
int arm_iommu_attach_device(struct device *dev,
struct dma_iommu_mapping *mapping);
void arm_iommu_detach_device(struct device *dev);
-
-int arm_dma_supported(struct device *dev, u64 mask);
#endif /* __KERNEL__ */
#endif
--
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