linux-kernel - [PATCH v2 7/7] iommu/io-pgtable-arm: Allow building modular io-pgtable fmts

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Date:   Mon, 21 Dec 2020 16:44:36 -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 7/7] iommu/io-pgtable-arm: Allow building modular io-pgtable fmts

Now that everything is in place for modular io-pgtable formats,
allow the ARM LPAE and ARMV7S io-pgtable formats to be built
as modules.

Signed-off-by: Isaac J. Manjarres <isaacm@...eaurora.org>
---
 drivers/iommu/Kconfig              | 4 ++--
 drivers/iommu/io-pgtable-arm-v7s.c | 2 ++
 drivers/iommu/io-pgtable-arm.c     | 2 ++
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index 192ef8f..7e4f44f 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -30,7 +30,7 @@ config IOMMU_IO_PGTABLE
 	bool
 
 config IOMMU_IO_PGTABLE_LPAE
-	bool "ARMv7/v8 Long Descriptor Format"
+	tristate "ARMv7/v8 Long Descriptor Format"
 	select IOMMU_IO_PGTABLE
 	depends on ARM || ARM64 || (COMPILE_TEST && !GENERIC_ATOMIC64)
 	help
@@ -49,7 +49,7 @@ config IOMMU_IO_PGTABLE_LPAE_SELFTEST
 	  If unsure, say N here.
 
 config IOMMU_IO_PGTABLE_ARMV7S
-	bool "ARMv7/v8 Short Descriptor Format"
+	tristate "ARMv7/v8 Short Descriptor Format"
 	select IOMMU_IO_PGTABLE
 	depends on ARM || ARM64 || COMPILE_TEST
 	help
diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c
index a5cb755a..9d9f08f 100644
--- a/drivers/iommu/io-pgtable-arm-v7s.c
+++ b/drivers/iommu/io-pgtable-arm-v7s.c
@@ -1015,3 +1015,5 @@ static void __exit arm_v7s_exit(void)
 	io_pgtable_ops_unregister(&io_pgtable_arm_v7s_init_fns);
 }
 module_exit(arm_v7s_exit);
+
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c
index e8b1e34..e0de4ad 100644
--- a/drivers/iommu/io-pgtable-arm.c
+++ b/drivers/iommu/io-pgtable-arm.c
@@ -1299,3 +1299,5 @@ static void __exit arm_lpae_exit(void)
 		io_pgtable_ops_unregister(&io_pgtable_arm_lpae_init_fns[i]);
 }
 module_exit(arm_lpae_exit);
+
+MODULE_LICENSE("GPL v2");
-- 
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