staging:iio: Use module_spi_driver to register SPI driver

Use the newly introduced module_spi_driver macro for registering SPI drivers.
This allows us to remove a few lines of boilerplate code.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

3 files changed, 3 insertions, 36 deletions

diff --git a/drivers/staging/iio/resolver/ad2s1200.c b/drivers/staging/iio/resolver/ad2s1200.c
index d7ad46a..1c6a02b 100644
--- a/drivers/staging/iio/resolver/ad2s1200.c
+++ b/drivers/staging/iio/resolver/ad2s1200.c
@@ -170,18 +170,7 @@ static struct spi_driver ad2s1200_driver = {
 	.remove = __devexit_p(ad2s1200_remove),
 	.id_table = ad2s1200_id,
 };
-
-static __init int ad2s1200_spi_init(void)
-{
-	return spi_register_driver(&ad2s1200_driver);
-}
-module_init(ad2s1200_spi_init);
-
-static __exit void ad2s1200_spi_exit(void)
-{
-	spi_unregister_driver(&ad2s1200_driver);
-}
-module_exit(ad2s1200_spi_exit);
+module_spi_driver(ad2s1200_driver);
 
 MODULE_AUTHOR("Graff Yang <graff.yang@gmail.com>");
 MODULE_DESCRIPTION("Analog Devices AD2S1200/1205 Resolver to Digital SPI driver");
diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c
index 6401a62..ff1b331 100644
--- a/drivers/staging/iio/resolver/ad2s1210.c
+++ b/drivers/staging/iio/resolver/ad2s1210.c
@@ -759,18 +759,7 @@ static struct spi_driver ad2s1210_driver = {
 	.remove = __devexit_p(ad2s1210_remove),
 	.id_table = ad2s1210_id,
 };
-
-static __init int ad2s1210_spi_init(void)
-{
-	return spi_register_driver(&ad2s1210_driver);
-}
-module_init(ad2s1210_spi_init);
-
-static __exit void ad2s1210_spi_exit(void)
-{
-	spi_unregister_driver(&ad2s1210_driver);
-}
-module_exit(ad2s1210_spi_exit);
+module_spi_driver(ad2s1210_driver);
 
 MODULE_AUTHOR("Graff Yang <graff.yang@gmail.com>");
 MODULE_DESCRIPTION("Analog Devices AD2S1210 Resolver to Digital SPI driver");
diff --git a/drivers/staging/iio/resolver/ad2s90.c b/drivers/staging/iio/resolver/ad2s90.c
index a9200d9..6d07943 100644
--- a/drivers/staging/iio/resolver/ad2s90.c
+++ b/drivers/staging/iio/resolver/ad2s90.c
@@ -119,18 +119,7 @@ static struct spi_driver ad2s90_driver = {
 	.remove = __devexit_p(ad2s90_remove),
 	.id_table = ad2s90_id,
 };
-
-static __init int ad2s90_spi_init(void)
-{
-	return spi_register_driver(&ad2s90_driver);
-}
-module_init(ad2s90_spi_init);
-
-static __exit void ad2s90_spi_exit(void)
-{
-	spi_unregister_driver(&ad2s90_driver);
-}
-module_exit(ad2s90_spi_exit);
+module_spi_driver(ad2s90_driver);
 
 MODULE_AUTHOR("Graff Yang <graff.yang@gmail.com>");
 MODULE_DESCRIPTION("Analog Devices AD2S90 Resolver to Digital SPI driver");