Move to using dev_info(), dev_dbg() and dev_err() for
reporting information from the driver.
Signed-off-by: Ben Dooks <[email protected]>
Index: linux-2.6.21-quilt2/drivers/char/watchdog/s3c2410_wdt.c
===================================================================
--- linux-2.6.21-quilt2.orig/drivers/char/watchdog/s3c2410_wdt.c 2007-05-11 11:55:46.000000000 +0100
+++ linux-2.6.21-quilt2/drivers/char/watchdog/s3c2410_wdt.c 2007-05-11 12:01:44.000000000 +0100
@@ -92,6 +92,7 @@ typedef enum close_state {
static DECLARE_MUTEX(open_lock);
+static struct device *wdt_dev; /* platform device attached to */
static struct resource *wdt_mem;
static struct resource *wdt_irq;
static struct clk *wdt_clock;
@@ -180,7 +181,7 @@ static int s3c2410wdt_set_heartbeat(int
}
if ((count / divisor) >= 0x10000) {
- printk(KERN_ERR PFX "timeout %d too big\n", timeout);
+ dev_err(wdt_dev, "timeout %d too big\n", timeout);
return -EINVAL;
}
}
@@ -233,7 +234,7 @@ static int s3c2410wdt_release(struct ino
if (allow_close == CLOSE_STATE_ALLOW) {
s3c2410wdt_stop();
} else {
- printk(KERN_CRIT PFX "Unexpected close, not stopping watchdog!\n");
+ dev_err(wdt_dev, "Unexpected close, not stopping watchdog\n");
s3c2410wdt_keepalive();
}
@@ -338,7 +339,7 @@ static struct miscdevice s3c2410wdt_misc
static irqreturn_t s3c2410wdt_irq(int irqno, void *param)
{
- printk(KERN_INFO PFX "Watchdog timer expired!\n");
+ dev_info(wdt_dev, "watchdog timer expired (irq)\n");
s3c2410wdt_keepalive();
return IRQ_HANDLED;
@@ -348,6 +349,7 @@ static irqreturn_t s3c2410wdt_irq(int ir
static int s3c2410wdt_probe(struct platform_device *pdev)
{
struct resource *res;
+ struct device *dev;
unsigned int wtcon;
int started = 0;
int ret;
@@ -355,25 +357,28 @@ static int s3c2410wdt_probe(struct platf
DBG("%s: probe=%p\n", __FUNCTION__, pdev);
+ dev = &pdev->dev;
+ wdt_dev = &pdev->dev;
+
/* get the memory region for the watchdog timer */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res == NULL) {
- printk(KERN_INFO PFX "failed to get memory region resouce\n");
+ dev_err(dev, "no memory resource specified\n");
return -ENOENT;
}
size = (res->end-res->start)+1;
wdt_mem = request_mem_region(res->start, size, pdev->name);
if (wdt_mem == NULL) {
- printk(KERN_INFO PFX "failed to get memory region\n");
+ dev_err(dev, "failed to get memory region\n");
ret = -ENOENT;
goto err_req;
}
wdt_base = ioremap(res->start, size);
if (wdt_base == 0) {
- printk(KERN_INFO PFX "failed to ioremap() region\n");
+ dev_err(dev, "failed to ioremap() region\n");
ret = -EINVAL;
goto err_req;
}
@@ -382,20 +387,20 @@ static int s3c2410wdt_probe(struct platf
wdt_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (wdt_irq == NULL) {
- printk(KERN_INFO PFX "failed to get irq resource\n");
+ dev_err(dev, "no irq resource specified\n");
ret = -ENOENT;
goto err_map;
}
ret = request_irq(wdt_irq->start, s3c2410wdt_irq, 0, pdev->name, pdev);
if (ret != 0) {
- printk(KERN_INFO PFX "failed to install irq (%d)\n", ret);
+ dev_err(dev, "failed to install irq (%d)\n", ret);
goto err_map;
}
wdt_clock = clk_get(&pdev->dev, "watchdog");
if (IS_ERR(wdt_clock)) {
- printk(KERN_INFO PFX "failed to find watchdog clock source\n");
+ dev_err(dev, "failed to find watchdog clock source\n");
ret = PTR_ERR(wdt_clock);
goto err_irq;
}
@@ -409,22 +414,22 @@ static int s3c2410wdt_probe(struct platf
started = s3c2410wdt_set_heartbeat(CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME);
if (started == 0) {
- printk(KERN_INFO PFX "tmr_margin value out of range, default %d used\n",
+ dev_info(dev,"tmr_margin value out of range, default %d used\n",
CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME);
} else {
- printk(KERN_INFO PFX "default timer value is out of range, cannot start\n");
+ dev_info(dev, "default timer value is out of range, cannot start\n");
}
}
ret = misc_register(&s3c2410wdt_miscdev);
if (ret) {
- printk (KERN_ERR PFX "cannot register miscdev on minor=%d (%d)\n",
+ dev_err(dev, "cannot register miscdev on minor=%d (%d)\n",
WATCHDOG_MINOR, ret);
goto err_clk;
}
if (tmr_atboot && started == 0) {
- printk(KERN_INFO PFX "Starting Watchdog Timer\n");
+ dev_info(dev, "starting watchdog timer\n");
s3c2410wdt_start();
} else if (!tmr_atboot) {
/* if we're not enabling the watchdog, then ensure it is
@@ -438,12 +443,11 @@ static int s3c2410wdt_probe(struct platf
wtcon = readl(wdt_base + S3C2410_WTCON);
- dev_info(&pdev->dev,
- "watchdog %sactive, reset %sabled, irq %sabled\n",
+ dev_info(dev, "watchdog %sactive, reset %sabled, irq %sabled\n",
(wtcon & S3C2410_WTCON_ENABLE) ? "" : "in",
(wtcon & S3C2410_WTCON_RSTEN) ? "" : "dis",
(wtcon & S3C2410_WTCON_INTEN) ? "" : "en");
-
+
return 0;
err_clk:
--
Ben ([email protected], http://www.fluff.org/)
'a smiley only costs 4 bytes'
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