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authorYong Wu <yong.wu@mediatek.com>2021-01-26 14:00:55 +0800
committerKrzysztof Kozlowski <krzk@kernel.org>2021-01-26 20:47:51 +0100
commit50fc8d9232cdc64b9e9d1b9488452f153de52b69 (patch)
tree67bd071ad3502a5327ef6e27c7f4dee134fc80af
parent94e9dd43cf327366388c8f146bccdc6322c0d999 (diff)
memory: mtk-smi: Allow building as module
Add support for building the SMI driver as module. Switch MTK_SMI to tristate, and add module_exit/module_license. Signed-off-by: Yong Wu <yong.wu@mediatek.com> Link: https://lore.kernel.org/r/20210126060055.11050-1-yong.wu@mediatek.com Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
-rw-r--r--drivers/memory/Kconfig2
-rw-r--r--drivers/memory/mtk-smi.c9
-rw-r--r--include/soc/mediatek/smi.h2
3 files changed, 11 insertions, 2 deletions
diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig
index 7e01b5157f40..7d9d33d8ebf6 100644
--- a/drivers/memory/Kconfig
+++ b/drivers/memory/Kconfig
@@ -173,7 +173,7 @@ config JZ4780_NEMC
memory devices such as NAND and SRAM.
config MTK_SMI
- bool "Mediatek SoC Memory Controller driver" if COMPILE_TEST
+ tristate "MediaTek SoC Memory Controller driver" if COMPILE_TEST
depends on ARCH_MEDIATEK || COMPILE_TEST
help
This driver is for the Memory Controller module in MediaTek SoCs,
diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
index c07bb0b3144b..40c02d7315f6 100644
--- a/drivers/memory/mtk-smi.c
+++ b/drivers/memory/mtk-smi.c
@@ -597,3 +597,12 @@ static int __init mtk_smi_init(void)
return platform_register_drivers(smidrivers, ARRAY_SIZE(smidrivers));
}
module_init(mtk_smi_init);
+
+static void __exit mtk_smi_exit(void)
+{
+ platform_unregister_drivers(smidrivers, ARRAY_SIZE(smidrivers));
+}
+module_exit(mtk_smi_exit);
+
+MODULE_DESCRIPTION("MediaTek SMI driver");
+MODULE_LICENSE("GPL v2");
diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h
index 5a34b87d89e3..29e2fb8f33d6 100644
--- a/include/soc/mediatek/smi.h
+++ b/include/soc/mediatek/smi.h
@@ -9,7 +9,7 @@
#include <linux/bitops.h>
#include <linux/device.h>
-#ifdef CONFIG_MTK_SMI
+#if IS_ENABLED(CONFIG_MTK_SMI)
#define MTK_LARB_NR_MAX 16