[PATCH v2 1/3] watchdog: mpc8xxx: use dev_xxxx() instead of pr_xxxx()

From: Christophe Leroy
Date: Fri Sep 14 2018 - 09:32:05 EST


mpc8xxx watchdog driver is a platform device drivers, it is
therefore possible to use dev_xxx() messaging rather than pr_xxx()

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
---
drivers/watchdog/mpc8xxx_wdt.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/watchdog/mpc8xxx_wdt.c b/drivers/watchdog/mpc8xxx_wdt.c
index aca2d6323f8a..1dcf5f10cdd9 100644
--- a/drivers/watchdog/mpc8xxx_wdt.c
+++ b/drivers/watchdog/mpc8xxx_wdt.c
@@ -17,8 +17,6 @@
* option) any later version.
*/

-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -137,26 +135,27 @@ static int mpc8xxx_wdt_probe(struct platform_device *ofdev)
struct mpc8xxx_wdt_ddata *ddata;
u32 freq = fsl_get_sys_freq();
bool enabled;
+ struct device *dev = &ofdev->dev;

- wdt_type = of_device_get_match_data(&ofdev->dev);
+ wdt_type = of_device_get_match_data(dev);
if (!wdt_type)
return -EINVAL;

if (!freq || freq == -1)
return -EINVAL;

- ddata = devm_kzalloc(&ofdev->dev, sizeof(*ddata), GFP_KERNEL);
+ ddata = devm_kzalloc(dev, sizeof(*ddata), GFP_KERNEL);
if (!ddata)
return -ENOMEM;

res = platform_get_resource(ofdev, IORESOURCE_MEM, 0);
- ddata->base = devm_ioremap_resource(&ofdev->dev, res);
+ ddata->base = devm_ioremap_resource(dev, res);
if (IS_ERR(ddata->base))
return PTR_ERR(ddata->base);

enabled = in_be32(&ddata->base->swcrr) & SWCRR_SWEN;
if (!enabled && wdt_type->hw_enabled) {
- pr_info("could not be enabled in software\n");
+ dev_info(dev, "could not be enabled in software\n");
return -ENODEV;
}

@@ -166,7 +165,7 @@ static int mpc8xxx_wdt_probe(struct platform_device *ofdev)
ddata->wdd.ops = &mpc8xxx_wdt_ops,

ddata->wdd.timeout = WATCHDOG_TIMEOUT;
- watchdog_init_timeout(&ddata->wdd, timeout, &ofdev->dev);
+ watchdog_init_timeout(&ddata->wdd, timeout, dev);

watchdog_set_nowayout(&ddata->wdd, nowayout);

@@ -189,12 +188,13 @@ static int mpc8xxx_wdt_probe(struct platform_device *ofdev)

ret = watchdog_register_device(&ddata->wdd);
if (ret) {
- pr_err("cannot register watchdog device (err=%d)\n", ret);
+ dev_err(dev, "cannot register watchdog device (err=%d)\n", ret);
return ret;
}

- pr_info("WDT driver for MPC8xxx initialized. mode:%s timeout=%d sec\n",
- reset ? "reset" : "interrupt", ddata->wdd.timeout);
+ dev_info(dev,
+ "WDT driver for MPC8xxx initialized. mode:%s timeout=%d sec\n",
+ reset ? "reset" : "interrupt", ddata->wdd.timeout);

platform_set_drvdata(ofdev, ddata);
return 0;
@@ -204,8 +204,8 @@ static int mpc8xxx_wdt_remove(struct platform_device *ofdev)
{
struct mpc8xxx_wdt_ddata *ddata = platform_get_drvdata(ofdev);

- pr_crit("Watchdog removed, expect the %s soon!\n",
- reset ? "reset" : "machine check exception");
+ dev_crit(&ofdev->dev, "Watchdog removed, expect the %s soon!\n",
+ reset ? "reset" : "machine check exception");
watchdog_unregister_device(&ddata->wdd);

return 0;
--
2.13.3