提交 a4e32b5f 编写于 作者: C Cyrill Gorcunov 提交者: Paul Mackerras

[POWERPC] Sky Cpu and Nexus: code style improvement

Remove useless spaces and adds some empty lines to make code more
readable.  Also marker for printk is added.
Signed-off-by: NCyrill Gorcunov <gorcunov@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kumar Gala <galak@gate.crashing.org>
Cc: Brian Waite <waite@skycomputers.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NPaul Mackerras <paulus@samba.org>
上级 8150caad
......@@ -169,22 +169,21 @@ static struct platform_driver hdpu_cpustate_driver = {
* The various file operations we support.
*/
static const struct file_operations cpustate_fops = {
owner:THIS_MODULE,
open:cpustate_open,
release:cpustate_release,
read:cpustate_read,
write:cpustate_write,
fasync:NULL,
poll:NULL,
ioctl:NULL,
llseek:no_llseek,
owner: THIS_MODULE,
open: cpustate_open,
release: cpustate_release,
read: cpustate_read,
write: cpustate_write,
fasync: NULL,
poll: NULL,
ioctl: NULL,
llseek: no_llseek,
};
static struct miscdevice cpustate_dev = {
MISC_DYNAMIC_MINOR,
"sky_cpustate",
&cpustate_fops
&cpustate_fops,
};
static int hdpu_cpustate_probe(struct platform_device *pdev)
......@@ -199,18 +198,18 @@ static int hdpu_cpustate_probe(struct platform_device *pdev)
ret = misc_register(&cpustate_dev);
if (ret) {
printk(KERN_WARNING "sky_cpustate: Unable to register misc "
"device.\n");
printk(KERN_WARNING "sky_cpustate: "
"Unable to register misc device.\n");
cpustate.set_addr = NULL;
cpustate.clr_addr = NULL;
return ret;
}
proc_de = create_proc_read_entry("sky_cpustate", 0, 0,
cpustate_read_proc, NULL);
cpustate_read_proc, NULL);
if (proc_de == NULL)
printk(KERN_WARNING "sky_cpustate: Unable to create proc "
"dir entry\n");
printk(KERN_WARNING "sky_cpustate: "
"Unable to create proc dir entry\n");
printk(KERN_INFO "Sky CPU State Driver v" SKY_CPUSTATE_VERSION "\n");
return 0;
......@@ -218,21 +217,18 @@ static int hdpu_cpustate_probe(struct platform_device *pdev)
static int hdpu_cpustate_remove(struct platform_device *pdev)
{
cpustate.set_addr = NULL;
cpustate.clr_addr = NULL;
remove_proc_entry("sky_cpustate", NULL);
misc_deregister(&cpustate_dev);
return 0;
return 0;
}
static int __init cpustate_init(void)
{
int rc;
rc = platform_driver_register(&hdpu_cpustate_driver);
return rc;
return platform_driver_register(&hdpu_cpustate_driver);
}
static void __exit cpustate_exit(void)
......
......@@ -40,40 +40,43 @@ static struct platform_driver hdpu_nexus_driver = {
int hdpu_slot_id_read(char *buffer, char **buffer_location, off_t offset,
int buffer_length, int *zero, void *ptr)
{
if (offset > 0)
return 0;
return sprintf(buffer, "%d\n", slot_id);
}
int hdpu_chassis_id_read(char *buffer, char **buffer_location, off_t offset,
int buffer_length, int *zero, void *ptr)
{
if (offset > 0)
return 0;
return sprintf(buffer, "%d\n", chassis_id);
}
static int hdpu_nexus_probe(struct platform_device *pdev)
{
struct resource *res;
int *nexus_id_addr;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
int *nexus_id_addr;
nexus_id_addr =
ioremap(res->start, (unsigned long)(res->end - res->start));
nexus_id_addr = ioremap(res->start,
(unsigned long)(res->end - res->start));
if (nexus_id_addr) {
slot_id = (*nexus_id_addr >> 8) & 0x1f;
chassis_id = *nexus_id_addr & 0xff;
iounmap(nexus_id_addr);
} else
printk("Could not map slot id\n");
} else {
printk(KERN_ERR "Could not map slot id\n");
}
hdpu_slot_id = create_proc_entry("sky_slot_id", 0666, &proc_root);
hdpu_slot_id->read_proc = hdpu_slot_id_read;
hdpu_chassis_id = create_proc_entry("sky_chassis_id", 0666, &proc_root);
hdpu_chassis_id->read_proc = hdpu_chassis_id_read;
return 0;
}
......@@ -81,18 +84,19 @@ static int hdpu_nexus_remove(struct platform_device *pdev)
{
slot_id = -1;
chassis_id = -1;
remove_proc_entry("sky_slot_id", &proc_root);
remove_proc_entry("sky_chassis_id", &proc_root);
hdpu_slot_id = 0;
hdpu_chassis_id = 0;
return 0;
}
static int __init nexus_init(void)
{
int rc;
rc = platform_driver_register(&hdpu_nexus_driver);
return rc;
return platform_driver_register(&hdpu_nexus_driver);
}
static void __exit nexus_exit(void)
......
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