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drm/msm: Use correct type for physical addresses

The u32 type used to pass the physical addresses to iommu_map can't
accommodate 64 bit addresses. Move to dma_addr_t to ensure wrong
addresses aren't provided to the IOMMU driver.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Archit Taneja 9 년 전
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1개의 변경된 파일2개의 추가작업 그리고 2개의 파일을 삭제
  1. 2 2
      drivers/gpu/drm/msm/msm_iommu.c

+ 2 - 2
drivers/gpu/drm/msm/msm_iommu.c

@@ -59,10 +59,10 @@ static int msm_iommu_map(struct msm_mmu *mmu, uint32_t iova,
 		return -EINVAL;
 
 	for_each_sg(sgt->sgl, sg, sgt->nents, i) {
-		u32 pa = sg_phys(sg) - sg->offset;
+		dma_addr_t pa = sg_phys(sg) - sg->offset;
 		size_t bytes = sg->length + sg->offset;
 
-		VERB("map[%d]: %08x %08x(%zx)", i, iova, pa, bytes);
+		VERB("map[%d]: %08x %08lx(%zx)", i, iova, (unsigned long)pa, bytes);
 
 		ret = iommu_map(domain, da, pa, bytes, prot);
 		if (ret)