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Message-ID: <20150107143924.GA2478@thunderCat>
Date: Wed, 7 Jan 2015 22:39:24 +0800
From: simon <wei.guo.simon@...il.com>
To: Ian Abbott <abbotti@....co.uk>,
H Hartley Sweeten <hsweeten@...ionengravers.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
wei.guo.simon@...il.com
Subject: [PATCH] STAGING: Fix pcl818.c coding style issue
Signed-off-by: Simon Guo <wei.guo.simon@...il.com>
Correct coding style problem in pcl818.c
---
drivers/staging/comedi/drivers/pcl818.c | 50 ++++++++++++++++++++-------------
1 file changed, 30 insertions(+), 20 deletions(-)
diff --git a/drivers/staging/comedi/drivers/pcl818.c b/drivers/staging/comedi/drivers/pcl818.c
index 8edea35..111bee1 100644
--- a/drivers/staging/comedi/drivers/pcl818.c
+++ b/drivers/staging/comedi/drivers/pcl818.c
@@ -45,11 +45,11 @@ A word or two about DMA. Driver support DMA operations at two ways:
[1] - IRQ (0=disable, 2, 3, 4, 5, 6, 7)
[2] - DMA (0=disable, 1, 3)
[3] - 0, 10=10MHz clock for 8254
- 1= 1MHz clock for 8254
+ 1= 1MHz clock for 8254
[4] - 0, 5=A/D input -5V.. +5V
- 1, 10=A/D input -10V..+10V
+ 1, 10=A/D input -10V..+10V
[5] - 0, 5=D/A output 0-5V (internal reference -5V)
- 1, 10=D/A output 0-10V (internal reference -10V)
+ 1, 10=D/A output 0-10V (internal reference -10V)
2 =D/A output unknown (external reference)
Options for PCL-818, PCL-818H:
@@ -57,44 +57,44 @@ A word or two about DMA. Driver support DMA operations at two ways:
[1] - IRQ (0=disable, 2, 3, 4, 5, 6, 7)
[2] - DMA (0=disable, 1, 3)
[3] - 0, 10=10MHz clock for 8254
- 1= 1MHz clock for 8254
+ 1= 1MHz clock for 8254
[4] - 0, 5=D/A output 0-5V (internal reference -5V)
- 1, 10=D/A output 0-10V (internal reference -10V)
+ 1, 10=D/A output 0-10V (internal reference -10V)
2 =D/A output unknown (external reference)
Options for PCL-818HD, PCL-818HG:
[0] - IO Base
[1] - IRQ (0=disable, 2, 3, 4, 5, 6, 7)
[2] - DMA/FIFO (-1=use FIFO, 0=disable both FIFO and DMA,
- 1=use DMA ch 1, 3=use DMA ch 3)
+ 1=use DMA ch 1, 3=use DMA ch 3)
[3] - 0, 10=10MHz clock for 8254
- 1= 1MHz clock for 8254
+ 1= 1MHz clock for 8254
[4] - 0, 5=D/A output 0-5V (internal reference -5V)
- 1, 10=D/A output 0-10V (internal reference -10V)
- 2 =D/A output unknown (external reference)
+ 1, 10=D/A output 0-10V (internal reference -10V)
+ 2 =D/A output unknown (external reference)
Options for PCL-718:
[0] - IO Base
[1] - IRQ (0=disable, 2, 3, 4, 5, 6, 7)
[2] - DMA (0=disable, 1, 3)
[3] - 0, 10=10MHz clock for 8254
- 1= 1MHz clock for 8254
+ 1= 1MHz clock for 8254
[4] - 0=A/D Range is +/-10V
1= +/-5V
2= +/-2.5V
3= +/-1V
4= +/-0.5V
- 5= user defined bipolar
+ 5= user defined bipolar
6= 0-10V
7= 0-5V
- 8= 0-2V
+ 8= 0-2V
9= 0-1V
10= user defined unipolar
[5] - 0, 5=D/A outputs 0-5V (internal reference -5V)
- 1, 10=D/A outputs 0-10V (internal reference -10V)
+ 1, 10=D/A outputs 0-10V (internal reference -10V)
2=D/A outputs unknown (external reference)
[6] - 0, 60=max 60kHz A/D sampling
- 1,100=max 100kHz A/D sampling (PCL-718 with Option 001 installed)
+ 1,100=max 100kHz A/D sampling (PCL-718 with Option 001 installed)
*/
@@ -309,11 +309,19 @@ struct pcl818_private {
unsigned long dmabuf[2]; /* pointers to begin of DMA buffers */
unsigned int hwdmaptr[2]; /* hardware address of DMA buffers */
int next_dma_buf; /* which DMA buffer will be used next round */
- long dma_runs_to_end; /* how many we must permorm DMA transfer to end of record */
- unsigned long last_dma_run; /* how many bytes we must transfer on last DMA page */
- unsigned int ns_min; /* manimal allowed delay between samples (in us) for actual card */
+ long dma_runs_to_end; /* how many we must permorm DMA transfer
+ * to end of record
+ */
+ unsigned long last_dma_run; /* how many bytes we must transfer
+ * on last DMA page
+ */
+ unsigned int ns_min; /* manimal allowed delay between
+ * samples (in us) for actual card
+ */
int i8253_osc_base; /* 1/frequency of on board oscilator in ns */
- unsigned int act_chanlist[16]; /* MUX setting for actual AI operations */
+ unsigned int act_chanlist[16]; /* MUX setting for actual
+ * AI operations
+ */
unsigned int act_chanlist_len; /* how long is actual MUX list */
unsigned int act_chanlist_pos; /* actual position in MUX list */
unsigned int ai_data_len; /* len of data buffer */
@@ -687,7 +695,8 @@ static int check_channel_list(struct comedi_device *dev,
break;
nowmustbechan =
(CR_CHAN(chansegment[i - 1]) + 1) % s->n_chan;
- if (nowmustbechan != CR_CHAN(chanlist[i])) { /* channel list isn't continuous :-( */
+ if (nowmustbechan != CR_CHAN(chanlist[i])) {
+ /* channel list isn't continuous :-( */
dev_dbg(dev->class_dev,
"channel list must be continuous! chanlist[%i]=%d but must be %d or %d!\n",
i, CR_CHAN(chanlist[i]), nowmustbechan,
@@ -1194,8 +1203,9 @@ static int pcl818_attach(struct comedi_device *dev, struct comedi_devconfig *it)
devpriv->ns_min = board->ns_min;
if (!board->is_818) {
+ /* extended PCL718 to 100kHz DAC */
if ((it->options[6] == 1) || (it->options[6] == 100))
- devpriv->ns_min = 10000; /* extended PCL718 to 100kHz DAC */
+ devpriv->ns_min = 10000;
}
pcl818_reset(dev);
--
1.8.1.2
--
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