linux-kernel - [PATCH 1/2] mtd/rawnand: ingenic-ecc: Make probe function __init_or

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Message-Id: <20190607160200.16052-1-paul@crapouillou.net>
Date:   Fri,  7 Jun 2019 18:01:59 +0200
From:   Paul Cercueil <paul@...pouillou.net>
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Vignesh Raghavendra <vigneshr@...com>
Cc:     od@...c.me, linux-mtd@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH 1/2] mtd/rawnand: ingenic-ecc: Make probe function __init_or_module

This allows the probe function to be dropped after the kernel finished
its initialization, in the case where the driver was not compiled as a
module.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
---
 drivers/mtd/nand/raw/ingenic/ingenic_ecc.c | 2 +-
 drivers/mtd/nand/raw/ingenic/ingenic_ecc.h | 3 ++-
 drivers/mtd/nand/raw/ingenic/jz4780_bch.c  | 2 +-
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c
index d3e085c5685a..74eff8fb5d32 100644
--- a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c
+++ b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c
@@ -124,7 +124,7 @@ void ingenic_ecc_release(struct ingenic_ecc *ecc)
 }
 EXPORT_SYMBOL(ingenic_ecc_release);
 
-int ingenic_ecc_probe(struct platform_device *pdev)
+int __init_or_module ingenic_ecc_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct ingenic_ecc *ecc;
diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.h b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.h
index 2cda439b5e11..535eb8f29df6 100644
--- a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.h
+++ b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.h
@@ -4,6 +4,7 @@
 
 #include <linux/compiler_types.h>
 #include <linux/err.h>
+#include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/types.h>
 #include <uapi/asm-generic/errno-base.h>
@@ -78,6 +79,6 @@ struct ingenic_ecc {
 	struct mutex lock;
 };
 
-int ingenic_ecc_probe(struct platform_device *pdev);
+int __init_or_module ingenic_ecc_probe(struct platform_device *pdev);
 
 #endif /* __DRIVERS_MTD_NAND_INGENIC_ECC_INTERNAL_H__ */
diff --git a/drivers/mtd/nand/raw/ingenic/jz4780_bch.c b/drivers/mtd/nand/raw/ingenic/jz4780_bch.c
index 079266a0d6cf..cc0656ac505d 100644
--- a/drivers/mtd/nand/raw/ingenic/jz4780_bch.c
+++ b/drivers/mtd/nand/raw/ingenic/jz4780_bch.c
@@ -229,7 +229,7 @@ static int jz4780_correct(struct ingenic_ecc *bch,
 	return ret;
 }
 
-static int jz4780_bch_probe(struct platform_device *pdev)
+static int __init_or_module jz4780_bch_probe(struct platform_device *pdev)
 {
 	struct ingenic_ecc *bch;
 	int ret;
-- 
2.21.0.593.g511ec345e18