linux-kernel - [PATCH 3/4] iommu/of: Don't call iommu_ops->add

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Message-Id: <20181211150513.15161-4-joro@8bytes.org>
Date:   Tue, 11 Dec 2018 16:05:12 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     iommu@...ts.linux-foundation.org
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Hanjun Guo <hanjun.guo@...aro.org>,
        Sudeep Holla <sudeep.holla@....com>,
        Joerg Roedel <joro@...tes.org>, jroedel@...e.de,
        Robin Murphy <robin.murphy@....com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] iommu/of: Don't call iommu_ops->add_device directly

From: Joerg Roedel <jroedel@...e.de>

Make sure to invoke this call-back through the proper
function of the IOMMU-API.

Signed-off-by: Joerg Roedel <jroedel@...e.de>
---
 drivers/iommu/of_iommu.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index c5dd63072529..4d4847de727e 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -218,10 +218,10 @@ const struct iommu_ops *of_iommu_configure(struct device *dev,
 		ops = dev->iommu_fwspec->ops;
 	/*
 	 * If we have reason to believe the IOMMU driver missed the initial
-	 * add_device callback for dev, replay it to get things in order.
+	 * probe for dev, replay it to get things in order.
 	 */
-	if (ops && ops->add_device && dev->bus && !dev->iommu_group)
-		err = ops->add_device(dev);
+	if (dev->bus && !dev->iommu_group)
+		err = iommu_probe_device(dev);
 
 	/* Ignore all other errors apart from EPROBE_DEFER */
 	if (err == -EPROBE_DEFER) {
-- 
2.17.1