[PATCH 1/4] Sky Cpu and Nexus: code style improvement

From: Cyrill Gorcunov
Date: Thu Jul 05 2007 - 12:54:44 EST


This patch removes useless spaces and adds
some empty lines to make code more readable.
Also marker for printk is added.

Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
---

drivers/misc/hdpuftrs/hdpu_cpustate.c | 51 +++++++++++++++-----------------
drivers/misc/hdpuftrs/hdpu_nexus.c | 24 +++++++++------
2 files changed, 38 insertions(+), 37 deletions(-)

@@ -169,22 +170,21 @@ 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 +199,18 @@ 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 +218,18 @@ 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)
diff --git a/drivers/misc/hdpuftrs/hdpu_nexus.c b/drivers/misc/hdpuftrs/hdpu_nexus.c
index 60c8b26..fd3f3c2 100644
--- a/drivers/misc/hdpuftrs/hdpu_nexus.c
+++ b/drivers/misc/hdpuftrs/hdpu_nexus.c
@@ -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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