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From:   Robin Murphy <robin.murphy@arm.com>
To:     joro@8bytes.org, will@kernel.org
Cc:     iommu@lists.linux-foundation.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        suravee.suthikulpanit@amd.com, baolu.lu@linux.intel.com,
        john.garry@huawei.com, dianders@chromium.org,
        Yong Wu <yong.wu@mediatek.com>
Subject: [PATCH v2 07/24] iommu/mtk: Drop IOVA cookie management
Date:   Wed, 28 Jul 2021 16:58:28 +0100
Message-Id: <48f8ade0238dddd8570895578c8533fb481bc428.1627468309.git.robin.murphy@arm.com>
In-Reply-To: <cover.1627468308.git.robin.murphy@arm.com>
References: <cover.1627468308.git.robin.murphy@arm.com>
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The core code bakes its own cookies now.

CC: Yong Wu <yong.wu@mediatek.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---
 drivers/iommu/mtk_iommu.c | 6 ------
 1 file changed, 6 deletions(-)

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));
 }
 
-- 
2.25.1