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From: Yong Wu <yong.wu@mediatek.com>
To: Matthias Brugger <matthias.bgg@gmail.com>,
	Joerg Roedel <joro@8bytes.org>,
	 Will Deacon <will.deacon@arm.com>
Cc: youlin.pei@mediatek.com, anan.sun@mediatek.com,
	Nicolas Boichat <drinkcat@chromium.org>,
	cui.zhang@mediatek.com, srv_heupstream@mediatek.com,
	chao.hao@mediatek.com, linux-kernel@vger.kernel.org,
	Evan Green <evgreen@chromium.org>, Tomasz Figa <tfiga@google.com>,
	iommu@lists.linux-foundation.org,
	linux-mediatek@lists.infradead.org,
	Robin Murphy <robin.murphy@arm.com>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/4] iommu/mediatek: Correct the flush_iotlb_all callback
Date: Wed, 9 Oct 2019 21:19:00 +0800
Message-ID: <1570627143-29441-1-git-send-email-yong.wu@mediatek.com> (raw)

Use the correct tlb_flush_all instead of the original one.

Fixes: 4d689b619445 ("iommu/io-pgtable-arm-v7s: Convert to IOMMU API TLB sync")
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
---
1. rebase on v5.4-rc1
2. v1:
https://lore.kernel.org/linux-iommu/CAAFQd5C3U7pZo4SSUJ52Q7E+0FaUoORQFbQC5RhCHBhi=NFYTw@mail.gmail.com/T/#t
---
 drivers/iommu/mtk_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 67a483c..76b9388 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -447,7 +447,7 @@ static size_t mtk_iommu_unmap(struct iommu_domain *domain,
 
 static void mtk_iommu_flush_iotlb_all(struct iommu_domain *domain)
 {
-	mtk_iommu_tlb_sync(mtk_iommu_get_m4u_data());
+	mtk_iommu_tlb_flush_all(mtk_iommu_get_m4u_data());
 }
 
 static void mtk_iommu_iotlb_sync(struct iommu_domain *domain,
-- 
1.9.1

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Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-09 13:19 Yong Wu [this message]
2019-10-09 13:19 ` [PATCH v2 2/4] iommu/mediatek: Move the tlb_sync into tlb_flush Yong Wu
2019-10-09 13:19 ` [PATCH v2 3/4] iommu/mediatek: Use writel for TLB range invalidation Yong Wu
2019-10-11 16:29   ` Will Deacon
2019-10-12  6:23     ` Yong Wu
2019-10-14 21:11       ` Will Deacon
2019-10-15  1:51         ` Yong Wu
2019-10-09 13:19 ` [PATCH v2 4/4] iommu/mediatek: Reduce the tlb flush timeout value Yong Wu

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