diff mbox series

[07/23] iommu/mtk: Drop IOVA cookie management

Message ID 8a7aadfa995874926f99a413d0c4114fd17e93d1.1626888444.git.robin.murphy@arm.com (mailing list archive)
State New, archived
Headers show
Series iommu: Refactor DMA domain strictness | expand

Commit Message

Robin Murphy July 21, 2021, 6:20 p.m. UTC 
The core code bakes its own cookies now.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---
 drivers/iommu/mtk_iommu.c | 6 ------
 1 file changed, 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 6f7c69688ce2..e39a6d1da28d 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -441,17 +441,11 @@  static struct iommu_domain *mtk_iommu_domain_alloc(unsigned type)
 	if (!dom)
 		return NULL;
 
-	if (iommu_get_dma_cookie(&dom->domain)) {
-		kfree(dom);
-		return NULL;
-	}
-
 	return &dom->domain;
 }
 
 static void mtk_iommu_domain_free(struct iommu_domain *domain)
 {
-	iommu_put_dma_cookie(domain);
 	kfree(to_mtk_domain(domain));
 }