From 230ee6c69c8948e8d997a76daf7a1aa403fc6d5a Mon Sep 17 00:00:00 2001
From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Date: Sun, 30 Jan 2022 20:56:57 +0000
Subject: [PATCH] iio:magnetometer:rm3100: Move exports to IIO_RM3100 namespace
In order to avoid unnecessary pollution of the global symbol namespace
move the common/library functions into a specific namespace and import
that into the bus specific device drivers that use them.
For more information see https://lwn.net/Articles/760045/
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Song Qiang <songqiang1304521@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20220130205701.334592-13-jic23@kernel.org
---
drivers/iio/magnetometer/rm3100-core.c | 8 ++++----
drivers/iio/magnetometer/rm3100-i2c.c | 1 +
drivers/iio/magnetometer/rm3100-spi.c | 1 +
3 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/iio/magnetometer/rm3100-core.c b/drivers/iio/magnetometer/rm3100-core.c
index 13914273c9992..26195733ea3e0 100644
--- a/drivers/iio/magnetometer/rm3100-core.c
+++ b/drivers/iio/magnetometer/rm3100-core.c
@@ -100,7 +100,7 @@ const struct regmap_access_table rm3100_readable_table = {
.yes_ranges = rm3100_readable_ranges,
.n_yes_ranges = ARRAY_SIZE(rm3100_readable_ranges),
};
-EXPORT_SYMBOL_GPL(rm3100_readable_table);
+EXPORT_SYMBOL_NS_GPL(rm3100_readable_table, IIO_RM3100);
static const struct regmap_range rm3100_writable_ranges[] = {
regmap_reg_range(RM3100_W_REG_START, RM3100_W_REG_END),
@@ -110,7 +110,7 @@ const struct regmap_access_table rm3100_writable_table = {
.yes_ranges = rm3100_writable_ranges,
.n_yes_ranges = ARRAY_SIZE(rm3100_writable_ranges),
};
-EXPORT_SYMBOL_GPL(rm3100_writable_table);
+EXPORT_SYMBOL_NS_GPL(rm3100_writable_table, IIO_RM3100);
static const struct regmap_range rm3100_volatile_ranges[] = {
regmap_reg_range(RM3100_V_REG_START, RM3100_V_REG_END),
@@ -120,7 +120,7 @@ const struct regmap_access_table rm3100_volatile_table = {
.yes_ranges = rm3100_volatile_ranges,
.n_yes_ranges = ARRAY_SIZE(rm3100_volatile_ranges),
};
-EXPORT_SYMBOL_GPL(rm3100_volatile_table);
+EXPORT_SYMBOL_NS_GPL(rm3100_volatile_table, IIO_RM3100);
static irqreturn_t rm3100_thread_fn(int irq, void *d)
{
@@ -607,7 +607,7 @@ int rm3100_common_probe(struct device *dev, struct regmap *regmap, int irq)
return devm_iio_device_register(dev, indio_dev);
}
-EXPORT_SYMBOL_GPL(rm3100_common_probe);
+EXPORT_SYMBOL_NS_GPL(rm3100_common_probe, IIO_RM3100);
MODULE_AUTHOR("Song Qiang <songqiang1304521@gmail.com>");
MODULE_DESCRIPTION("PNI RM3100 3-axis magnetometer i2c driver");
diff --git a/drivers/iio/magnetometer/rm3100-i2c.c b/drivers/iio/magnetometer/rm3100-i2c.c
index 1ac622c6d6c97..ba669ab7113db 100644
--- a/drivers/iio/magnetometer/rm3100-i2c.c
+++ b/drivers/iio/magnetometer/rm3100-i2c.c
@@ -52,3 +52,4 @@ module_i2c_driver(rm3100_driver);
MODULE_AUTHOR("Song Qiang <songqiang1304521@gmail.com>");
MODULE_DESCRIPTION("PNI RM3100 3-axis magnetometer i2c driver");
MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(IIO_RM3100);
diff --git a/drivers/iio/magnetometer/rm3100-spi.c b/drivers/iio/magnetometer/rm3100-spi.c
index 65d5eb9e4f5e7..76dc9b66cd3c5 100644
--- a/drivers/iio/magnetometer/rm3100-spi.c
+++ b/drivers/iio/magnetometer/rm3100-spi.c
@@ -62,3 +62,4 @@ module_spi_driver(rm3100_driver);
MODULE_AUTHOR("Song Qiang <songqiang1304521@gmail.com>");
MODULE_DESCRIPTION("PNI RM3100 3-axis magnetometer spi driver");
MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(IIO_RM3100);
--
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