Hello Michael,

On Thu, Jan 20, 2011 at 06:50:02PM +1100, [email protected] wrote:
> From: Michael Ahern <[email protected]>
> 
> This patch resolves braces and KERN_ warnings by checkpatch.pl
> Warnings: printk() should include KERN_ facility level, removed unnecessary 
> braces, lines over 80 chars
> 
> Signed-off-by: Michael Ahern <[email protected]>
> ---
>  drivers/staging/comedi/drivers/serial2002.c |  172 
> ++++++++++++---------------
>  1 files changed, 76 insertions(+), 96 deletions(-)
> 
> diff --git a/drivers/staging/comedi/drivers/serial2002.c 
> b/drivers/staging/comedi/drivers/serial2002.c
> index 6949086..eee14dd 100644
> --- a/drivers/staging/comedi/drivers/serial2002.c
> +++ b/drivers/staging/comedi/drivers/serial2002.c
> @@ -246,7 +246,12 @@ static void tty_setspeed(struct file *f, int speed)
>               struct termios settings;
>  
>               tty_ioctl(f, TCGETS, (unsigned long)&settings);
> -/* printk("Speed: %d\n", settings.c_cflag & (CBAUD | CBAUDEX)); */
> +
> +             /* printk("Speed: %d\n", settings.c_cflag & (CBAUD | CBAUDEX));
> +              * better
> +              * pr_info("Speed: %d\n", settings.c_cflag & (CBAUD | CBAUDEX));
> +              */
> +
can you just delete these commented out printks?

>               settings.c_iflag = 0;
>               settings.c_oflag = 0;
>               settings.c_lflag = 0;
> @@ -254,41 +259,36 @@ static void tty_setspeed(struct file *f, int speed)
>               settings.c_cc[VMIN] = 0;
>               settings.c_cc[VTIME] = 0;
>               switch (speed) {
> -             case 2400:{
> -                             settings.c_cflag |= B2400;
> -                     }
> +             case 2400:
> +                     settings.c_cflag |= B2400;
>                       break;
> -             case 4800:{
> -                             settings.c_cflag |= B4800;
> -                     }
> +             case 4800:
> +                     settings.c_cflag |= B4800;
>                       break;
> -             case 9600:{
> -                             settings.c_cflag |= B9600;
> -                     }
> +             case 9600:
> +                     settings.c_cflag |= B9600;
>                       break;
> -             case 19200:{
> -                             settings.c_cflag |= B19200;
> -                     }
> +             case 19200:
> +                     settings.c_cflag |= B19200;
>                       break;
> -             case 38400:{
> -                             settings.c_cflag |= B38400;
> -                     }
> +             case 38400:
> +                     settings.c_cflag |= B38400;
>                       break;
> -             case 57600:{
> -                             settings.c_cflag |= B57600;
> -                     }
> +             case 57600:
> +                     settings.c_cflag |= B57600;
>                       break;
> -             case 115200:{
> -                             settings.c_cflag |= B115200;
> -                     }
> +             case 115200:
> +                     settings.c_cflag |= B115200;
>                       break;
> -             default:{
> -                             settings.c_cflag |= B9600;
> -                     }
> +             default:
> +                     settings.c_cflag |= B9600;
>                       break;
>               }
>               tty_ioctl(f, TCSETS, (unsigned long)&settings);
> -/* printk("Speed: %d\n", settings.c_cflag & (CBAUD | CBAUDEX)); */
> +/* printk("Speed: %d\n", settings.c_cflag & (CBAUD | CBAUDEX));
> + * better
> + * pr_info("Speed: %d\n", settings.c_cflag & (CBAUD | CBAUDEX));
> + */
>       }
>       {
>               /*  Set low latency */
> @@ -332,22 +332,20 @@ static struct serial_data serial_read(struct file *f, 
> int timeout)
>  
>               length++;
>               if (data < 0) {
> -                     printk(KERN_ERR "serial2002 error\n");
> +                     pr_err("serial2002 error\n");
Maybe do #define pr_fmt(fmt) "serial2002: " fmt and remove all explicit
occurences of serial2002?

>                       break;
>               } else if (data & 0x80) {
>                       result.value = (result.value << 7) | (data & 0x7f);
>               } else {
>                       if (length == 1) {
>                               switch ((data >> 5) & 0x03) {
> -                             case 0:{
> -                                             result.value = 0;
> -                                             result.kind = is_digital;
> -                                     }
> +                             case 0:
> +                                     result.value = 0;
> +                                     result.kind = is_digital;
>                                       break;
> -                             case 1:{
> -                                             result.value = 1;
> -                                             result.kind = is_digital;
> -                                     }
> +                             case 1:
> +                                     result.value = 1;
> +                                     result.kind = is_digital;
>                                       break;
>                               }
>                       } else {
> @@ -405,7 +403,7 @@ static int serial_2002_open(struct comedi_device *dev)
>       devpriv->tty = filp_open(port, O_RDWR, 0);
>       if (IS_ERR(devpriv->tty)) {
>               result = (int)PTR_ERR(devpriv->tty);
> -             printk(KERN_ERR "serial_2002: file open error = %d\n", result);
> +             pr_err("serial_2002: file open error = %d\n", result);
>       } else {
>               struct config_t {
>  
> @@ -453,38 +451,32 @@ static int serial_2002_open(struct comedi_device *dev)
>                               kind = (data.value >> 5) & 0x7;
>                               command = (data.value >> 8) & 0x3;
>                               switch (kind) {
> -                             case 1:{
> +                             case 1:
>                                       cur_config = dig_in_config;
> -                                     }
>                                       break;
> -                             case 2:{
> +                             case 2:
>                                       cur_config = dig_out_config;
> -                                     }
>                                       break;
> -                             case 3:{
> +                             case 3:
>                                       cur_config = chan_in_config;
> -                                     }
>                                       break;
> -                             case 4:{
> +                             case 4:
>                                       cur_config = chan_out_config;
> -                                     }
>                                       break;
> -                             case 5:{
> +                             case 5:
>                                       cur_config = chan_in_config;
> -                                     }
>                                       break;
>                               }
>  
>                               if (cur_config) {
>                                       cur_config[channel].kind = kind;
>                                       switch (command) {
> -                                     case 0:{
> +                                     case 0:
>                                               cur_config[channel].bits
>                                                       = (data.value >> 10) &
>                                                       0x3f;
> -                                             }
>                                               break;
> -                                     case 1:{
> +                                     case 1: {
>                                               int unit, sign, min;
>                                               unit = (data.value >> 10) &
>                                                       0x7;
> @@ -494,17 +486,14 @@ static int serial_2002_open(struct comedi_device *dev)
>                                                       0xfffff;
>  
>                                               switch (unit) {
> -                                             case 0:{
> +                                             case 0:
>                                                       min = min * 1000000;
> -                                                     }
>                                                       break;
> -                                             case 1:{
> +                                             case 1:
>                                                       min = min * 1000;
> -                                                     }
>                                                       break;
> -                                             case 2:{
> +                                             case 2:
>                                                       min = min * 1;
> -                                                     }
>                                                       break;
>                                               }
>  
> @@ -514,7 +503,7 @@ static int serial_2002_open(struct comedi_device *dev)
>                                               cur_config[channel].min = min;
>                                               }
>                                               break;
> -                                     case 2:{
> +                                     case 2: {
>                                               int unit, sign, max;
>                                               unit = (data.value >> 10) &
>                                                       0x7;
> @@ -524,17 +513,14 @@ static int serial_2002_open(struct comedi_device *dev)
>                                                       0xfffff;
>  
>                                               switch (unit) {
> -                                             case 0:{
> +                                             case 0:
>                                                       max = max * 1000000;
> -                                                     }
>                                                       break;
> -                                             case 1:{
> +                                             case 1:
>                                                       max = max * 1000;
> -                                                     }
>                                                       break;
> -                                             case 2:{
> +                                             case 2:
>                                                       max = max * 1;
> -                                                     }
>                                                       break;
>                                               }
>  
> @@ -556,42 +542,36 @@ static int serial_2002_open(struct comedi_device *dev)
>                       int kind = 0;
>  
>                       switch (i) {
> -                     case 0:{
> -                                     c = dig_in_config;
> -                                     mapping = devpriv->digital_in_mapping;
> -                                     kind = 1;
> -                             }
> +                     case 0:
> +                             c = dig_in_config;
> +                             mapping = devpriv->digital_in_mapping;
> +                             kind = 1;
>                               break;
> -                     case 1:{
> -                                     c = dig_out_config;
> -                                     mapping = devpriv->digital_out_mapping;
> -                                     kind = 2;
> -                             }
> +                     case 1:
> +                             c = dig_out_config;
> +                             mapping = devpriv->digital_out_mapping;
> +                             kind = 2;
>                               break;
> -                     case 2:{
> -                                     c = chan_in_config;
> -                                     mapping = devpriv->analog_in_mapping;
> -                                     range = devpriv->in_range;
> -                                     kind = 3;
> -                             }
> +                     case 2:
> +                             c = chan_in_config;
> +                             mapping = devpriv->analog_in_mapping;
> +                             range = devpriv->in_range;
> +                             kind = 3;
>                               break;
> -                     case 3:{
> -                                     c = chan_out_config;
> -                                     mapping = devpriv->analog_out_mapping;
> -                                     range = devpriv->out_range;
> -                                     kind = 4;
> -                             }
> +                     case 3:
> +                             c = chan_out_config;
> +                             mapping = devpriv->analog_out_mapping;
> +                             range = devpriv->out_range;
> +                             kind = 4;
>                               break;
> -                     case 4:{
> -                                     c = chan_in_config;
> -                                     mapping = devpriv->encoder_in_mapping;
> -                                     range = devpriv->in_range;
> -                                     kind = 5;
> -                             }
> +                     case 4:
> +                             c = chan_in_config;
> +                             mapping = devpriv->encoder_in_mapping;
> +                             range = devpriv->in_range;
> +                             kind = 5;
>                               break;
> -                     default:{
> -                                     c = NULL;
> -                             }
> +                     default:
> +                             c = NULL;
>                               break;
>                       }
>                       if (c) {
> @@ -816,7 +796,7 @@ static int serial2002_attach(struct comedi_device *dev,
>  {
>       struct comedi_subdevice *s;
>  
> -     printk(KERN_INFO "comedi%d: serial2002: ", dev->minor);
> +     pr_info("comedi%d: serial2002: ", dev->minor);
>       dev->board_name = thisboard->name;
>       if (alloc_private(dev, sizeof(struct serial2002_private)) < 0)
>               return -ENOMEM;
> @@ -825,7 +805,7 @@ static int serial2002_attach(struct comedi_device *dev,
>       dev->close = serial_2002_close;
>       devpriv->port = it->options[0];
>       devpriv->speed = it->options[1];
> -     printk(KERN_INFO "/dev/ttyS%d @ %d\n", devpriv->port, devpriv->speed);
> +     pr_info("/dev/ttyS%d @ %d\n", devpriv->port, devpriv->speed);
>  
>       if (alloc_subdevices(dev, 5) < 0)
>               return -ENOMEM;
> @@ -884,7 +864,7 @@ static int serial2002_detach(struct comedi_device *dev)
>       struct comedi_subdevice *s;
>       int i;
>  
> -     printk(KERN_ERR "comedi%d: serial2002: remove\n", dev->minor);
> +     pr_err("comedi%d: serial2002: remove\n", dev->minor);
dev_err(dev, "...");

I wonder why this is an error though.

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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