diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/ni_tiocmd.c')
-rw-r--r-- | drivers/staging/comedi/drivers/ni_tiocmd.c | 60 |
1 files changed, 24 insertions, 36 deletions
diff --git a/drivers/staging/comedi/drivers/ni_tiocmd.c b/drivers/staging/comedi/drivers/ni_tiocmd.c index 8ee93d359bed..0c991b99da13 100644 --- a/drivers/staging/comedi/drivers/ni_tiocmd.c +++ b/drivers/staging/comedi/drivers/ni_tiocmd.c @@ -173,7 +173,8 @@ static int ni_tio_input_cmd(struct ni_gpct *counter, struct comedi_async *async) static int ni_tio_output_cmd(struct ni_gpct *counter, struct comedi_async *async) { - printk(KERN_ERR "ni_tio: output commands not yet implemented.\n"); + dev_err(counter->counter_dev->dev->class_dev, + "output commands not yet implemented.\n"); return -ENOTSUPP; counter->mite_chan->dir = COMEDI_OUTPUT; @@ -219,7 +220,10 @@ int ni_tio_cmd(struct ni_gpct *counter, struct comedi_async *async) spin_lock_irqsave(&counter->lock, flags); if (counter->mite_chan == NULL) { - printk(KERN_ERR "ni_tio: commands only supported with DMA. Interrupt-driven commands not yet implemented.\n"); + dev_err(counter->counter_dev->dev->class_dev, + "commands only supported with DMA. "); + dev_err(counter->counter_dev->dev->class_dev, + "Interrupt-driven commands not yet implemented.\n"); retval = -EIO; } else { retval = ni_tio_cmd_setup(counter, async); @@ -271,37 +275,19 @@ int ni_tio_cmdtest(struct ni_gpct *counter, struct comedi_cmd *cmd) if (err) return 2; - /* step 3: make sure arguments are trivially compatible */ - if (cmd->start_src != TRIG_EXT) { - if (cmd->start_arg != 0) { - cmd->start_arg = 0; - err++; - } - } - if (cmd->scan_begin_src != TRIG_EXT) { - if (cmd->scan_begin_arg) { - cmd->scan_begin_arg = 0; - err++; - } - } - if (cmd->convert_src != TRIG_EXT) { - if (cmd->convert_arg) { - cmd->convert_arg = 0; - err++; - } - } + /* Step 3: check if arguments are trivially valid */ - if (cmd->scan_end_arg != cmd->chanlist_len) { - cmd->scan_end_arg = cmd->chanlist_len; - err++; - } + if (cmd->start_src != TRIG_EXT) + err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0); - if (cmd->stop_src == TRIG_NONE) { - if (cmd->stop_arg != 0) { - cmd->stop_arg = 0; - err++; - } - } + if (cmd->scan_begin_src != TRIG_EXT) + err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0); + + if (cmd->convert_src != TRIG_EXT) + err |= cfc_check_trigger_arg_is(&cmd->convert_arg, 0); + + err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len); + err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0); if (err) return 3; @@ -427,8 +413,9 @@ void ni_tio_acknowledge_and_confirm(struct ni_gpct *counter, int *gate_error, NITIO_Gxx_Joint_Status2_Reg (counter->counter_index)) & Gi_Permanent_Stale_Bit(counter->counter_index)) { - printk(KERN_INFO "%s: Gi_Permanent_Stale_Data detected.\n", - __func__); + dev_info(counter->counter_dev->dev->class_dev, + "%s: Gi_Permanent_Stale_Data detected.\n", + __func__); if (perm_stale_data) *perm_stale_data = 1; } @@ -448,7 +435,8 @@ void ni_tio_handle_interrupt(struct ni_gpct *counter, ni_tio_acknowledge_and_confirm(counter, &gate_error, &tc_error, &perm_stale_data, NULL); if (gate_error) { - printk(KERN_NOTICE "%s: Gi_Gate_Error detected.\n", __func__); + dev_notice(counter->counter_dev->dev->class_dev, + "%s: Gi_Gate_Error detected.\n", __func__); s->async->events |= COMEDI_CB_OVERFLOW; } if (perm_stale_data) @@ -459,8 +447,8 @@ void ni_tio_handle_interrupt(struct ni_gpct *counter, if (read_register(counter, NITIO_Gi_DMA_Status_Reg (counter->counter_index)) & Gi_DRQ_Error_Bit) { - printk(KERN_NOTICE "%s: Gi_DRQ_Error detected.\n", - __func__); + dev_notice(counter->counter_dev->dev->class_dev, + "%s: Gi_DRQ_Error detected.\n", __func__); s->async->events |= COMEDI_CB_OVERFLOW; } break; |