linux-kernel - [PATCH v2 2/3] spi: butterfly: Switch to use module_parport

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Message-Id: <20210216110741.1286-2-andriy.shevchenko@linux.intel.com>
Date:   Tue, 16 Feb 2021 13:07:40 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Mark Brown <broonie@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/3] spi: butterfly: Switch to use module_parport_driver()

Switch to use module_parport_driver() to reduce boilerplate code.
Note, device_initcall() is a default for module_init().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Acked-by: Mark Brown <broonie@...nel.org>
---
v2: added Ack (Mark)
 drivers/spi/spi-butterfly.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/spi/spi-butterfly.c b/drivers/spi/spi-butterfly.c
index 7e71a351f3b7..cceae816cebc 100644
--- a/drivers/spi/spi-butterfly.c
+++ b/drivers/spi/spi-butterfly.c
@@ -317,18 +317,7 @@ static struct parport_driver butterfly_driver = {
 	.detach =	butterfly_detach,
 	.devmodel = true,
 };
-
-static int __init butterfly_init(void)
-{
-	return parport_register_driver(&butterfly_driver);
-}
-device_initcall(butterfly_init);
-
-static void __exit butterfly_exit(void)
-{
-	parport_unregister_driver(&butterfly_driver);
-}
-module_exit(butterfly_exit);
+module_parport_driver(butterfly_driver);
 
 MODULE_DESCRIPTION("Parport Adapter driver for AVR Butterfly");
 MODULE_LICENSE("GPL");
-- 
2.30.0