linux-kernel - [PATCH v2 3/7] iommu/arm-smmu: Add dependency on io-pgtable format modules

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Date:   Mon, 21 Dec 2020 16:44:32 -0800
From:   "Isaac J. Manjarres" <isaacm@...eaurora.org>
To:     iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        freedreno@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-arm-msm@...r.kernel.org
Cc:     "Isaac J. Manjarres" <isaacm@...eaurora.org>, will@...nel.org,
        joro@...tes.org, pdaly@...eaurora.org, pratikp@...eaurora.org,
        kernel-team@...roid.com, robin.murphy@....com
Subject: [PATCH v2 3/7] iommu/arm-smmu: Add dependency on io-pgtable format modules

The SMMU driver depends on the availability of the ARM LPAE and
ARM V7S io-pgtable format code to work properly. In preparation
for having the io-pgtable formats as modules, add a "pre"
dependency with MODULE_SOFTDEP() to ensure that the io-pgtable
format modules are loaded before loading the ARM SMMU driver module.

Signed-off-by: Isaac J. Manjarres <isaacm@...eaurora.org>
---
 drivers/iommu/arm/arm-smmu/arm-smmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.c b/drivers/iommu/arm/arm-smmu/arm-smmu.c
index d8c6bfd..a72649f 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu.c
@@ -2351,3 +2351,4 @@ MODULE_DESCRIPTION("IOMMU API for ARM architected SMMU implementations");
 MODULE_AUTHOR("Will Deacon <will@...nel.org>");
 MODULE_ALIAS("platform:arm-smmu");
 MODULE_LICENSE("GPL v2");
+MODULE_SOFTDEP("pre: io-pgtable-arm io-pgtable-arm-v7s");
-- 
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