From 7f3a4257159dea8e7ef66d1a539dc6df708b8ed3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 7 Aug 2024 15:17:46 +0200
Subject: Adding upstream version 6.10.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/arm64/mm/dma-mapping.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

(limited to 'arch/arm64/mm/dma-mapping.c')

diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 61886e43e3..b2b5792b2c 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -7,7 +7,6 @@
 #include <linux/gfp.h>
 #include <linux/cache.h>
 #include <linux/dma-map-ops.h>
-#include <linux/iommu.h>
 #include <xen/xen.h>
 
 #include <asm/cacheflush.h>
@@ -39,15 +38,7 @@ void arch_dma_prep_coherent(struct page *page, size_t size)
 	dcache_clean_poc(start, start + size);
 }
 
-#ifdef CONFIG_IOMMU_DMA
-void arch_teardown_dma_ops(struct device *dev)
-{
-	dev->dma_ops = NULL;
-}
-#endif
-
-void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size,
-			bool coherent)
+void arch_setup_dma_ops(struct device *dev, bool coherent)
 {
 	int cls = cache_line_size_of_cpu();
 
@@ -58,8 +49,6 @@ void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size,
 		   ARCH_DMA_MINALIGN, cls);
 
 	dev->dma_coherent = coherent;
-	if (device_iommu_mapped(dev))
-		iommu_setup_dma_ops(dev, dma_base, dma_base + size - 1);
 
 	xen_setup_dma_ops(dev);
 }
-- 
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