mirror of https://gitee.com/openkylin/linux.git
Staging: comedi: fix numerous brace coding style issues in ni_mio_common.c.
This patch for ni_mio_common.c removes many unneccesary braces to fix checkpatch.pl warnings. Signed-off-by: Chase Southwood <chase.southwood@yahoo.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chase Southwood
Greg Kroah-Hartman
parent
04b565021a
commit
bc4615561f
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@ -451,11 +451,10 @@ static inline void ni_set_gpct_dma_channel(struct comedi_device *dev,
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{
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unsigned bitfield;
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if (mite_channel >= 0) {
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if (mite_channel >= 0)
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bitfield = GPCT_DMA_Select_Bits(gpct_index, mite_channel);
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} else {
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else
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bitfield = 0;
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}
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ni_set_bitfield(dev, G0_G1_Select, GPCT_DMA_Select_Mask(gpct_index),
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bitfield);
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}
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@ -871,9 +870,8 @@ static void mite_handle_b_linkc(struct mite_struct *mite,
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unsigned long flags;
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spin_lock_irqsave(&devpriv->mite_channel_lock, flags);
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if (devpriv->ao_mite_chan) {
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if (devpriv->ao_mite_chan)
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mite_sync_output_dma(devpriv->ao_mite_chan, s->async);
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}
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spin_unlock_irqrestore(&devpriv->mite_channel_lock, flags);
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}
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@ -921,9 +919,8 @@ static void ni_handle_eos(struct comedi_device *dev, struct comedi_subdevice *s)
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#endif
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}
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/* handle special case of single scan using AI_End_On_End_Of_Scan */
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if ((devpriv->ai_cmd2 & AI_End_On_End_Of_Scan)) {
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if ((devpriv->ai_cmd2 & AI_End_On_End_Of_Scan))
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shutdown_ai_command(dev);
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}
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}
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static void shutdown_ai_command(struct comedi_device *dev)
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@ -987,19 +984,15 @@ static void ack_a_interrupt(struct comedi_device *dev, unsigned short a_status)
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struct ni_private *devpriv = dev->private;
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unsigned short ack = 0;
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if (a_status & AI_SC_TC_St) {
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if (a_status & AI_SC_TC_St)
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ack |= AI_SC_TC_Interrupt_Ack;
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}
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if (a_status & AI_START1_St) {
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if (a_status & AI_START1_St)
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ack |= AI_START1_Interrupt_Ack;
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}
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if (a_status & AI_START_St) {
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if (a_status & AI_START_St)
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ack |= AI_START_Interrupt_Ack;
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}
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if (a_status & AI_STOP_St) {
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if (a_status & AI_STOP_St)
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/* not sure why we used to ack the START here also, instead of doing it independently. Frank Hess 2007-07-06 */
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ack |= AI_STOP_Interrupt_Ack /*| AI_START_Interrupt_Ack */ ;
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}
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if (ack)
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devpriv->stc_writew(dev, ack, Interrupt_A_Ack_Register);
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}
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@ -1015,9 +1008,8 @@ static void handle_a_interrupt(struct comedi_device *dev, unsigned short status,
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return;
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#ifdef PCIDMA
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if (ai_mite_status & CHSR_LINKC) {
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if (ai_mite_status & CHSR_LINKC)
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ni_sync_ai_dma(dev);
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}
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if (ai_mite_status & ~(CHSR_INT | CHSR_LINKC | CHSR_DONE | CHSR_MRDY |
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CHSR_DRDY | CHSR_DRQ1 | CHSR_DRQ0 | CHSR_ERROR |
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@ -1061,9 +1053,8 @@ static void handle_a_interrupt(struct comedi_device *dev, unsigned short status,
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return;
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}
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if (status & AI_SC_TC_St) {
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if (!devpriv->ai_continuous) {
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if (!devpriv->ai_continuous)
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shutdown_ai_command(dev);
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}
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}
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}
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#ifndef PCIDMA
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@ -1082,9 +1073,8 @@ static void handle_a_interrupt(struct comedi_device *dev, unsigned short status,
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}
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#endif /* !PCIDMA */
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if ((status & AI_STOP_St)) {
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if ((status & AI_STOP_St))
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ni_handle_eos(dev, s);
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}
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ni_event(dev, s);
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}
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@ -1094,27 +1084,20 @@ static void ack_b_interrupt(struct comedi_device *dev, unsigned short b_status)
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struct ni_private *devpriv = dev->private;
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unsigned short ack = 0;
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if (b_status & AO_BC_TC_St) {
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if (b_status & AO_BC_TC_St)
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ack |= AO_BC_TC_Interrupt_Ack;
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}
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if (b_status & AO_Overrun_St) {
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if (b_status & AO_Overrun_St)
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ack |= AO_Error_Interrupt_Ack;
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}
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if (b_status & AO_START_St) {
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if (b_status & AO_START_St)
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ack |= AO_START_Interrupt_Ack;
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}
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if (b_status & AO_START1_St) {
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if (b_status & AO_START1_St)
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ack |= AO_START1_Interrupt_Ack;
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}
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if (b_status & AO_UC_TC_St) {
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if (b_status & AO_UC_TC_St)
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ack |= AO_UC_TC_Interrupt_Ack;
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}
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if (b_status & AO_UI2_TC_St) {
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if (b_status & AO_UI2_TC_St)
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ack |= AO_UI2_TC_Interrupt_Ack;
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}
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if (b_status & AO_UPDATE_St) {
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if (b_status & AO_UPDATE_St)
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ack |= AO_UPDATE_Interrupt_Ack;
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}
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if (ack)
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devpriv->stc_writew(dev, ack, Interrupt_B_Ack_Register);
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}
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@ -1128,9 +1111,8 @@ static void handle_b_interrupt(struct comedi_device *dev,
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#ifdef PCIDMA
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/* Currently, mite.c requires us to handle LINKC */
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if (ao_mite_status & CHSR_LINKC) {
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if (ao_mite_status & CHSR_LINKC)
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mite_handle_b_linkc(devpriv->mite, dev);
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}
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if (ao_mite_status & ~(CHSR_INT | CHSR_LINKC | CHSR_DONE | CHSR_MRDY |
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CHSR_DRDY | CHSR_DRQ1 | CHSR_DRQ0 | CHSR_ERROR |
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@ -1214,9 +1196,8 @@ static void ni_ao_fifo_load(struct comedi_device *dev,
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chan %= cmd->chanlist_len;
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}
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async->cur_chan = chan;
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if (err == 0) {
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if (err == 0)
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async->events |= COMEDI_CB_OVERFLOW;
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}
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}
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/*
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@ -3130,11 +3111,10 @@ static int ni_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
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devpriv->stc_writew(dev, devpriv->ao_mode1, AO_Mode_1_Register);
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devpriv->ao_mode2 &= ~AO_BC_Initial_Load_Source;
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devpriv->stc_writew(dev, devpriv->ao_mode2, AO_Mode_2_Register);
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if (cmd->stop_src == TRIG_NONE) {
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if (cmd->stop_src == TRIG_NONE)
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devpriv->stc_writel(dev, 0xffffff, AO_BC_Load_A_Register);
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} else {
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else
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devpriv->stc_writel(dev, 0, AO_BC_Load_A_Register);
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}
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devpriv->stc_writew(dev, AO_BC_Load, AO_Command_1_Register);
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devpriv->ao_mode2 &= ~AO_UC_Initial_Load_Source;
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devpriv->stc_writew(dev, devpriv->ao_mode2, AO_Mode_2_Register);
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@ -3395,9 +3375,8 @@ static int ni_ao_reset(struct comedi_device *dev, struct comedi_subdevice *s)
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if (board->reg_type & ni_reg_6xxx_mask) {
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unsigned immediate_bits = 0;
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unsigned i;
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for (i = 0; i < s->n_chan; ++i) {
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for (i = 0; i < s->n_chan; ++i)
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immediate_bits |= 1 << i;
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}
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ao_win_out(immediate_bits, AO_Immediate_671x);
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ao_win_out(CLEAR_WG, AO_Misc_611x);
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}
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@ -3571,9 +3550,8 @@ static int ni_cdio_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
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return -EIO;
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}
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retval = ni_request_cdo_mite_channel(dev);
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if (retval < 0) {
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if (retval < 0)
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return retval;
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}
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s->async->inttrig = &ni_cdo_inttrig;
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return 0;
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}
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@ -3655,9 +3633,8 @@ static void handle_cdio_interrupt(struct comedi_device *dev)
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unsigned long flags;
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#endif
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if ((board->reg_type & ni_reg_m_series_mask) == 0) {
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if ((board->reg_type & ni_reg_m_series_mask) == 0)
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return;
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}
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#ifdef PCIDMA
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spin_lock_irqsave(&devpriv->mite_channel_lock, flags);
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if (devpriv->cdo_mite_chan) {
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@ -3752,9 +3729,8 @@ static int ni_serial_insn_config(struct comedi_device *dev,
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case INSN_CONFIG_BIDIRECTIONAL_DATA:
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if (devpriv->serial_interval_ns == 0) {
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if (devpriv->serial_interval_ns == 0)
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return -EINVAL;
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}
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byte_out = data[1] & 0xFF;
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@ -3847,9 +3823,8 @@ static int ni_serial_sw_readwrite8(struct comedi_device *dev,
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because it is a per-subdevice field, and serial is
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a separate subdevice from DIO. */
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devpriv->dio_output &= ~DIO_SDOUT;
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if (data_out & mask) {
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if (data_out & mask)
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devpriv->dio_output |= DIO_SDOUT;
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}
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devpriv->stc_writew(dev, devpriv->dio_output,
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DIO_Output_Register);
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@ -3869,8 +3844,7 @@ static int ni_serial_sw_readwrite8(struct comedi_device *dev,
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/* Input current bit */
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if (devpriv->stc_readw(dev,
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DIO_Parallel_Input_Register) & DIO_SDIN)
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{
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DIO_Parallel_Input_Register) & DIO_SDIN) {
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/* printk("DIO_P_I_R: 0x%x\n", devpriv->stc_readw(dev, DIO_Parallel_Input_Register)); */
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input |= mask;
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}
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@ -3887,9 +3861,8 @@ static void mio_common_detach(struct comedi_device *dev)
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struct ni_private *devpriv = dev->private;
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if (devpriv) {
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if (devpriv->counter_dev) {
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if (devpriv->counter_dev)
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ni_gpct_device_destroy(devpriv->counter_dev);
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}
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}
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}
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@ -4252,11 +4225,10 @@ static int ni_E_init(struct comedi_device *dev)
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s->maxdata = (1 << board->aobits) - 1;
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s->range_table = board->ao_range_table;
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s->insn_read = &ni_ao_insn_read;
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if (board->reg_type & ni_reg_6xxx_mask) {
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if (board->reg_type & ni_reg_6xxx_mask)
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s->insn_write = &ni_ao_insn_write_671x;
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} else {
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else
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s->insn_write = &ni_ao_insn_write;
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}
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s->insn_config = &ni_ao_insn_config;
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#ifdef PCIDMA
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if (board->n_aochan) {
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@ -4310,11 +4282,10 @@ static int ni_E_init(struct comedi_device *dev)
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/* 8255 device */
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s = &dev->subdevices[NI_8255_DIO_SUBDEV];
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if (board->has_8255) {
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if (board->has_8255)
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subdev_8255_init(dev, s, ni_8255_callback, (unsigned long)dev);
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} else {
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else
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s->type = COMEDI_SUBD_UNUSED;
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}
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/* formerly general purpose counter/timer device, but no longer used */
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s = &dev->subdevices[NI_UNUSED_SUBDEV];
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@ -4372,9 +4343,8 @@ static int ni_E_init(struct comedi_device *dev)
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s->n_chan = 10;
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}
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s->maxdata = 1;
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if (board->reg_type & ni_reg_m_series_mask) {
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if (board->reg_type & ni_reg_m_series_mask)
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s->insn_bits = &ni_pfi_insn_bits;
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}
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s->insn_config = &ni_pfi_insn_config;
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ni_set_bits(dev, IO_Bidirection_Pin_Register, ~0, 0);
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@ -4414,11 +4384,10 @@ static int ni_E_init(struct comedi_device *dev)
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s->insn_config = ni_rtsi_insn_config;
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ni_rtsi_init(dev);
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if (board->reg_type & ni_reg_m_series_mask) {
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if (board->reg_type & ni_reg_m_series_mask)
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counter_variant = ni_gpct_variant_m_series;
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} else {
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else
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counter_variant = ni_gpct_variant_e_series;
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}
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devpriv->counter_dev = ni_gpct_device_construct(dev,
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&ni_gpct_write_register,
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&ni_gpct_read_register,
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@ -4805,9 +4774,8 @@ static void caldac_setup(struct comedi_device *dev, struct comedi_subdevice *s)
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if (diffbits) {
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unsigned int *maxdata_list;
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if (n_chans > MAX_N_CALDACS) {
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if (n_chans > MAX_N_CALDACS)
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printk("BUG! MAX_N_CALDACS too small\n");
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}
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s->maxdata_list = maxdata_list = devpriv->caldac_maxdata_list;
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chan = 0;
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for (i = 0; i < n_dacs; i++) {
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@ -5155,9 +5123,8 @@ static int ni_config_filter(struct comedi_device *dev, unsigned pfi_channel,
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struct ni_private *devpriv __maybe_unused = dev->private;
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unsigned bits;
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if ((board->reg_type & ni_reg_m_series_mask) == 0) {
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if ((board->reg_type & ni_reg_m_series_mask) == 0)
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return -ENOTSUPP;
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}
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bits = ni_readl(M_Offset_PFI_Filter);
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bits &= ~MSeries_PFI_Filter_Select_Mask(pfi_channel);
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bits |= MSeries_PFI_Filter_Select_Bits(pfi_channel, filter);
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@ -5238,9 +5205,8 @@ static void ni_rtsi_init(struct comedi_device *dev)
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/* Set clock mode to internal */
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devpriv->clock_and_fout2 = MSeries_RTSI_10MHz_Bit;
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if (ni_set_master_clock(dev, NI_MIO_INTERNAL_CLOCK, 0) < 0) {
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if (ni_set_master_clock(dev, NI_MIO_INTERNAL_CLOCK, 0) < 0)
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printk("ni_set_master_clock failed, bug?");
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}
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/* default internal lines routing to RTSI bus lines */
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devpriv->rtsi_trig_a_output_reg =
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RTSI_Trig_Output_Bits(0,
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@ -5423,9 +5389,8 @@ static int ni_mseries_set_pll_master_clock(struct comedi_device *dev,
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devpriv->clock_source = source;
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/* it seems to typically take a few hundred microseconds for PLL to lock */
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for (i = 0; i < timeout; ++i) {
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if (ni_readw(M_Offset_PLL_Status) & MSeries_PLL_Locked_Bit) {
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if (ni_readw(M_Offset_PLL_Status) & MSeries_PLL_Locked_Bit)
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break;
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}
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udelay(1);
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}
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if (i == timeout) {
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@ -5647,13 +5612,11 @@ static int cs5529_wait_for_idle(struct comedi_device *dev)
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for (i = 0; i < timeout; i++) {
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status = ni_ao_win_inw(dev, CAL_ADC_Status_67xx);
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if ((status & CSS_ADC_BUSY) == 0) {
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if ((status & CSS_ADC_BUSY) == 0)
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break;
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}
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set_current_state(TASK_INTERRUPTIBLE);
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if (schedule_timeout(1)) {
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if (schedule_timeout(1))
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return -EIO;
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}
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}
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/* printk("looped %i times waiting for idle\n", i); */
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if (i == timeout) {
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@ -5679,9 +5642,8 @@ static void cs5529_command(struct comedi_device *dev, unsigned short value)
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udelay(1);
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}
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/* printk("looped %i times writing command to cs5529\n", i); */
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if (i == timeout) {
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if (i == timeout)
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comedi_error(dev, "possible problem - never saw adc go busy?");
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}
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}
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/* write to cs5529 register */
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