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Date: Tue, 11 Sep 2007 12:48:11 -0700
From: "Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.com>
To: "Emil Medve" <Emilian.Medve@...escale.com>,
<linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
<i2c@...sensors.org>, <linux-omap-open-source@...ux.omap.com>
Subject: RE: [PATCH v2] Move the definition of pr_err() into kernel.h
> Other pr_*() macros are already defined in kernel.h, but
> pr_err() was defined multiple times in several other places
>
> Signed-off-by: Emil Medve <Emilian.Medve@...escale.com>
> ---
>
> I'm writing a driver and I've been using the pr_*() macros
> from kernel.h and I was surprised not to find there pr_err()
> but defined multiple times (in four different files). I
> didn't want to define it yet one more time so I did this cleanup
>
> This patch is against Linus' tree v2.6.23-rc6
> (0d4cbb5e7f60b2f1a4d8b7f6ea4cc264262c7a01)
>
> linux-2.6> scripts/checkpatch.pl
> 0001-Move-the-definition-of-pr_err-into-kernel.h.patch
> Your patch has no obvious style problems and is ready for submission.
Almost. :-)
>
> drivers/i2c/chips/menelaus.c | 10 ++++------
> drivers/net/spider_net.h | 3 ---
> drivers/video/omap/lcd_h3.c | 6 ++----
> drivers/video/omap/lcd_inn1610.c | 6 ++----
> include/linux/kernel.h | 2 ++
> 5 files changed, 10 insertions(+), 17 deletions(-)
>
> diff --git a/drivers/i2c/chips/menelaus.c
> b/drivers/i2c/chips/menelaus.c index d9c92c5..66436ba 100644
> --- a/drivers/i2c/chips/menelaus.c
> +++ b/drivers/i2c/chips/menelaus.c
> @@ -49,8 +49,6 @@
>
> #define DRIVER_NAME "menelaus"
>
> -#define pr_err(fmt, arg...) printk(KERN_ERR DRIVER_NAME ":
> ", ## arg);
> -
Unnecessary whitespace removal.
> #define MENELAUS_I2C_ADDRESS 0x72
>
> #define MENELAUS_REV 0x01
> @@ -155,7 +153,7 @@ static int menelaus_write_reg(int reg, u8 value)
> int val =
> i2c_smbus_write_byte_data(the_menelaus->client, reg, value);
>
> if (val < 0) {
> - pr_err("write error");
> + pr_err(DRIVER_NAME ": write error");
> return val;
> }
>
> @@ -167,7 +165,7 @@ static int menelaus_read_reg(int reg)
> int val = i2c_smbus_read_byte_data(the_menelaus->client, reg);
>
> if (val < 0)
> - pr_err("read error");
> + pr_err(DRIVER_NAME ": read error");
>
> return val;
> }
> @@ -1177,7 +1175,7 @@ static int menelaus_probe(struct
> i2c_client *client)
> /* If a true probe check the device */
> rev = menelaus_read_reg(MENELAUS_REV);
> if (rev < 0) {
> - pr_err("device not found");
> + pr_err(DRIVER_NAME ": device not found");
> err = -ENODEV;
> goto fail1;
> }
> @@ -1258,7 +1256,7 @@ static int __init menelaus_init(void)
>
> res = i2c_add_driver(&menelaus_i2c_driver);
> if (res < 0) {
> - pr_err("driver registration failed\n");
> + pr_err(DRIVER_NAME ": driver registration failed\n");
> return res;
> }
>
> diff --git a/drivers/net/spider_net.h
> b/drivers/net/spider_net.h index dbbdb8c..c67b11d 100644
> --- a/drivers/net/spider_net.h
> +++ b/drivers/net/spider_net.h
> @@ -493,7 +493,4 @@ struct spider_net_card {
> struct spider_net_descr darray[0];
> };
>
> -#define pr_err(fmt,arg...) \
> - printk(KERN_ERR fmt ,##arg)
> -
Unnecessary whitespace removal.
> #endif
> diff --git a/drivers/video/omap/lcd_h3.c
> b/drivers/video/omap/lcd_h3.c index 51807b4..c604d93 100644
> --- a/drivers/video/omap/lcd_h3.c
> +++ b/drivers/video/omap/lcd_h3.c
> @@ -28,8 +28,6 @@
>
> #define MODULE_NAME "omapfb-lcd_h3"
>
> -#define pr_err(fmt, args...) printk(KERN_ERR MODULE_NAME ":
> " fmt, ## args)
> -
Unnecessary whitespace removal.
> static int h3_panel_init(struct lcd_panel *panel, struct
> omapfb_device *fbdev) {
> return 0;
> @@ -48,7 +46,7 @@ static int h3_panel_enable(struct lcd_panel *panel)
> if (!r)
> r = tps65010_set_gpio_out_value(GPIO2, HIGH);
> if (r)
> - pr_err("Unable to turn on LCD panel\n");
> + pr_err(MODULE_NAME ": Unable to turn on LCD panel\n");
>
> return r;
> }
> @@ -62,7 +60,7 @@ static void h3_panel_disable(struct
> lcd_panel *panel)
> if (!r)
> tps65010_set_gpio_out_value(GPIO2, LOW);
> if (r)
> - pr_err("Unable to turn off LCD panel\n");
> + pr_err(MODULE_NAME ": Unable to turn off LCD panel\n");
> }
>
> static unsigned long h3_panel_get_caps(struct lcd_panel
> *panel) diff --git a/drivers/video/omap/lcd_inn1610.c
> b/drivers/video/omap/lcd_inn1610.c
> index 95604ca..5ef119c 100644
> --- a/drivers/video/omap/lcd_inn1610.c
> +++ b/drivers/video/omap/lcd_inn1610.c
> @@ -27,20 +27,18 @@
>
> #define MODULE_NAME "omapfb-lcd_h3"
>
> -#define pr_err(fmt, args...) printk(KERN_ERR MODULE_NAME ":
> " fmt, ## args)
> -
Unnecessary whitespace removal.
> static int innovator1610_panel_init(struct lcd_panel *panel,
> struct omapfb_device *fbdev)
> {
> int r = 0;
>
> if (omap_request_gpio(14)) {
> - pr_err("can't request GPIO 14\n");
> + pr_err(MODULE_NAME ": can't request GPIO 14\n");
> r = -1;
> goto exit;
> }
> if (omap_request_gpio(15)) {
> - pr_err("can't request GPIO 15\n");
> + pr_err(MODULE_NAME ": can't request GPIO 15\n");
> omap_free_gpio(14);
> r = -1;
> goto exit;
> diff --git a/include/linux/kernel.h b/include/linux/kernel.h
> index f592df7..c51936a 100644
> --- a/include/linux/kernel.h
> +++ b/include/linux/kernel.h
> @@ -242,6 +242,8 @@ static inline int __attribute__ ((format
> (printf, 1, 2))) pr_debug(const char *
>
> #define pr_info(fmt,arg...) \
> printk(KERN_INFO fmt,##arg)
> +#define pr_err(fmt, arg...) \
> + printk(KERN_ERR fmt, ##arg)
>
> /*
> * Display an IP address in readable format.
> --
> 1.5.3.GIT
Cheers,
-PJ Waskiewicz
Intel Corp.
peter.p.waskiewicz.jr@...el.com
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