linux-kernel - [PATCH v3 01/15] iommu: Define dev_iommu_fwspec_get() for !CONFIG_IOMMU

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Date:   Fri, 20 Mar 2020 10:14:00 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     iommu@...ts.linux-foundation.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, guohanjun@...wei.com,
        Sudeep Holla <sudeep.holla@....com>,
        Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Joerg Roedel <joro@...tes.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Joerg Roedel <jroedel@...e.de>
Subject: [PATCH v3 01/15] iommu: Define dev_iommu_fwspec_get() for !CONFIG_IOMMU_API

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

There are users outside of the IOMMU code that need to call that
function. Define it for !CONFIG_IOMMU_API too so that compilation does
not break.

Reported-by: kbuild test robot <lkp@...el.com>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@...aro.org>
Signed-off-by: Joerg Roedel <jroedel@...e.de>
---
 include/linux/iommu.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index d1b5f4d98569..3c4ca041d7a2 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -1073,6 +1073,10 @@ static inline int iommu_sva_unbind_gpasid(struct iommu_domain *domain,
 	return -ENODEV;
 }
 
+static inline struct iommu_fwspec *dev_iommu_fwspec_get(struct device *dev)
+{
+	return NULL;
+}
 #endif /* CONFIG_IOMMU_API */
 
 #ifdef CONFIG_IOMMU_DEBUGFS
-- 
2.17.1