[PATCH 1/5] scsi: jazz: use module_platform_driver() and platform_{set,get}_drvdata

From: Kefeng Wang
Date: Thu May 30 2013 - 08:11:15 EST


Use helper macro and wrapper functions to simpily code.

Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
drivers/scsi/jazz_esp.c | 17 +++--------------
1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/drivers/scsi/jazz_esp.c b/drivers/scsi/jazz_esp.c
index 69efbf1..08fa257 100644
--- a/drivers/scsi/jazz_esp.c
+++ b/drivers/scsi/jazz_esp.c
@@ -180,7 +180,7 @@ static int esp_jazz_probe(struct platform_device *dev)
esp->scsi_id_mask = (1 << esp->scsi_id);
esp->cfreq = 40000000;

- dev_set_drvdata(&dev->dev, esp);
+ platform_set_drvdata(dev, esp);

err = scsi_esp_register(esp, &dev->dev);
if (err)
@@ -203,7 +203,7 @@ fail:

static int esp_jazz_remove(struct platform_device *dev)
{
- struct esp *esp = dev_get_drvdata(&dev->dev);
+ struct esp *esp = platform_get_drvdata(dev);
unsigned int irq = esp->host->irq;

scsi_esp_unregister(esp);
@@ -230,20 +230,9 @@ static struct platform_driver esp_jazz_driver = {
},
};

-static int __init jazz_esp_init(void)
-{
- return platform_driver_register(&esp_jazz_driver);
-}
-
-static void __exit jazz_esp_exit(void)
-{
- platform_driver_unregister(&esp_jazz_driver);
-}
+module_platform_driver(esp_jazz_driver);

MODULE_DESCRIPTION("JAZZ ESP SCSI driver");
MODULE_AUTHOR("Thomas Bogendoerfer (tsbogend@xxxxxxxxxxxxxxxx)");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
-
-module_init(jazz_esp_init);
-module_exit(jazz_esp_exit);
--
1.8.2.1


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