Remove the function trace printk noise. Change the final attach message into a simple dev_info. Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx> Cc: Ian Abbott <abbotti@xxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/staging/comedi/drivers/s526.c | 30 ++---------------------------- 1 file changed, 2 insertions(+), 28 deletions(-) diff --git a/drivers/staging/comedi/drivers/s526.c b/drivers/staging/comedi/drivers/s526.c index f0144d9..362c955 100644 --- a/drivers/staging/comedi/drivers/s526.c +++ b/drivers/staging/comedi/drivers/s526.c @@ -250,7 +250,6 @@ static int s526_gpct_insn_config(struct comedi_device *dev, data[2]: Pre-load Register Value data[3]: Conter Control Register */ - printk(KERN_INFO "s526: GPCT_INSN_CONFIG: Configuring Encoder\n"); devpriv->s526_gpct_config[subdev_channel].app = PositionMeasurement; @@ -355,7 +354,6 @@ static int s526_gpct_insn_config(struct comedi_device *dev, data[3]: Pre-load Register 1 Value data[4]: Conter Control Register */ - printk(KERN_INFO "s526: GPCT_INSN_CONFIG: Configuring SPG\n"); devpriv->s526_gpct_config[subdev_channel].app = SinglePulseGeneration; @@ -400,7 +398,6 @@ static int s526_gpct_insn_config(struct comedi_device *dev, data[3]: Pre-load Register 1 Value data[4]: Conter Control Register */ - printk(KERN_INFO "s526: GPCT_INSN_CONFIG: Configuring PTG\n"); devpriv->s526_gpct_config[subdev_channel].app = PulseTrainGeneration; @@ -438,7 +435,6 @@ static int s526_gpct_insn_config(struct comedi_device *dev, break; default: - printk(KERN_ERR "s526: unsupported GPCT_insn_config\n"); return -EINVAL; break; } @@ -455,21 +451,16 @@ static int s526_gpct_winsn(struct comedi_device *dev, short value; union cmReg cmReg; - printk(KERN_INFO "s526: GPCT_INSN_WRITE on channel %d\n", - subdev_channel); cmReg.value = inw(dev->iobase + REG_C0M + subdev_channel * 8); - printk(KERN_INFO "s526: Counter Mode Register: %x\n", cmReg.value); /* Check what Application of Counter this channel is configured for */ switch (devpriv->s526_gpct_config[subdev_channel].app) { case PositionMeasurement: - printk(KERN_INFO "S526: INSN_WRITE: PM\n"); outw(0xFFFF & ((*data) >> 16), dev->iobase + REG_C0H + subdev_channel * 8); outw(0xFFFF & (*data), dev->iobase + REG_C0L + subdev_channel * 8); break; case SinglePulseGeneration: - printk(KERN_INFO "S526: INSN_WRITE: SPG\n"); outw(0xFFFF & ((*data) >> 16), dev->iobase + REG_C0H + subdev_channel * 8); outw(0xFFFF & (*data), dev->iobase + REG_C0L + subdev_channel * 8); @@ -482,15 +473,12 @@ static int s526_gpct_winsn(struct comedi_device *dev, The above periods must be expressed as a multiple of the pulse frequency on the selected source */ - printk(KERN_INFO "S526: INSN_WRITE: PTG\n"); if ((data[1] > data[0]) && (data[0] > 0)) { (devpriv->s526_gpct_config[subdev_channel]).data[0] = data[0]; (devpriv->s526_gpct_config[subdev_channel]).data[1] = data[1]; } else { - printk(KERN_ERR "s526: INSN_WRITE: PTG: Problem with Pulse params -> %d %d\n", - data[0], data[1]); return -EINVAL; } @@ -500,9 +488,6 @@ static int s526_gpct_winsn(struct comedi_device *dev, outw(value, dev->iobase + REG_C0L + subdev_channel * 8); break; default: /* Impossible */ - printk - ("s526: INSN_WRITE: Functionality %d not implemented yet\n", - devpriv->s526_gpct_config[subdev_channel].app); return -EINVAL; break; } @@ -574,13 +559,8 @@ static int s526_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, break; } } - if (i == TIMEOUT) { - /* printk() should be used instead of printk() - * whenever the code can be called from real-time. */ - printk(KERN_ERR "s526: ADC(0x%04x) timeout\n", - inw(dev->iobase + REG_ISR)); + if (i == TIMEOUT) return -ETIMEDOUT; - } /* read data */ d = inw(dev->iobase + REG_ADD); @@ -674,8 +654,6 @@ static int s526_dio_insn_config(struct comedi_device *dev, int chan = CR_CHAN(insn->chanspec); int group, mask; - printk(KERN_INFO "S526 DIO insn_config\n"); - /* The input or output configuration of each digital line is * configured by a special insn_config instruction. chanspec * contains the channel to be changed, and data[0] contains the @@ -712,8 +690,6 @@ static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it) int iobase; int ret; - printk(KERN_INFO "comedi%d: s526: ", dev->minor); - iobase = it->options[0]; if (!iobase || !request_region(iobase, S526_IOSIZE, board->name)) { comedi_error(dev, "I/O port conflict"); @@ -721,8 +697,6 @@ static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it) } dev->iobase = iobase; - printk("iobase=0x%lx\n", dev->iobase); - dev->board_name = board->name; ret = alloc_private(dev, sizeof(*devpriv)); @@ -792,7 +766,7 @@ static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it) s->type = COMEDI_SUBD_UNUSED; } - printk(KERN_INFO "attached\n"); + dev_info(dev->class_dev, "%s attached\n", dev->board_name); return 1; } -- 1.7.11 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel