arm: convert sysdev_class to a regular subsystem
After all sysdev classes are ported to regular driver core entities, the
sysdev implementation will be entirely removed from the kernel.
Cc: Kukjin Kim <kgene.kim@samsung.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Boojin Kim <boojin.kim@samsung.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Lucas De Marchi <lucas.demarchi@profusion.mobi>
Cc: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/arch/arm/mach-s3c64xx/dma.c b/arch/arm/mach-s3c64xx/dma.c
index 17d62f4..f2a7a17 100644
--- a/arch/arm/mach-s3c64xx/dma.c
+++ b/arch/arm/mach-s3c64xx/dma.c
@@ -16,7 +16,7 @@
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/dmapool.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/delay.h>
@@ -35,7 +35,7 @@
/* dma channel state information */
struct s3c64xx_dmac {
- struct sys_device sysdev;
+ struct device dev;
struct clk *clk;
void __iomem *regs;
struct s3c2410_dma_chan *channels;
@@ -631,8 +631,9 @@
return IRQ_HANDLED;
}
-static struct sysdev_class dma_sysclass = {
+static struct bus_type dma_subsys = {
.name = "s3c64xx-dma",
+ .dev_name = "s3c64xx-dma",
};
static int s3c64xx_dma_init1(int chno, enum dma_ch chbase,
@@ -651,12 +652,12 @@
return -ENOMEM;
}
- dmac->sysdev.id = chno / 8;
- dmac->sysdev.cls = &dma_sysclass;
+ dmac->dev.id = chno / 8;
+ dmac->dev.bus = &dma_subsys;
- err = sysdev_register(&dmac->sysdev);
+ err = device_register(&dmac->dev);
if (err) {
- printk(KERN_ERR "%s: failed to register sysdevice\n", __func__);
+ printk(KERN_ERR "%s: failed to register device\n", __func__);
goto err_alloc;
}
@@ -667,7 +668,7 @@
goto err_dev;
}
- snprintf(clkname, sizeof(clkname), "dma%d", dmac->sysdev.id);
+ snprintf(clkname, sizeof(clkname), "dma%d", dmac->dev.id);
dmac->clk = clk_get(NULL, clkname);
if (IS_ERR(dmac->clk)) {
@@ -715,7 +716,7 @@
err_map:
iounmap(regs);
err_dev:
- sysdev_unregister(&dmac->sysdev);
+ device_unregister(&dmac->dev);
err_alloc:
kfree(dmac);
return err;
@@ -733,9 +734,9 @@
return -ENOMEM;
}
- ret = sysdev_class_register(&dma_sysclass);
+ ret = subsys_system_register(&dma_subsys, NULL);
if (ret) {
- printk(KERN_ERR "%s: failed to create sysclass\n", __func__);
+ printk(KERN_ERR "%s: failed to create subsys\n", __func__);
return -ENOMEM;
}