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Message-Id: <1317388707-1980-9-git-send-email-ravishankar.km@greenturtles.in>
Date: Fri, 30 Sep 2011 18:48:27 +0530
From: Ravishankar Karkala Mallikarjunayya
<ravishankar.km@...enturtles.in>
To: gregkh@...e.de, wfp5p@...ginia.edu
Cc: devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
Ravishankar Karkala Mallikarjunayya
<ravishankar.km@...enturtles.in>
Subject: [PATCH 9/9] Staging: comedi: fix line over 80 character issue in cb_pcidas.c
This is a patch to the cb_pcidas.c file that fixes up a line over 80 character warning found by the checkpatch.pl tool
Signed-off-by: Ravishankar Karkala Mallikarjunayya <ravishankar.km@...enturtles.in>
---
drivers/staging/comedi/drivers/cb_pcidas.c | 112 +++++++++++++++++++++-------
1 files changed, 84 insertions(+), 28 deletions(-)
diff --git a/drivers/staging/comedi/drivers/cb_pcidas.c b/drivers/staging/comedi/drivers/cb_pcidas.c
index 617d3a6..0a2d6f2 100644
--- a/drivers/staging/comedi/drivers/cb_pcidas.c
+++ b/drivers/staging/comedi/drivers/cb_pcidas.c
@@ -116,16 +116,31 @@ analog triggering on 1602 series
#define INTE 0x4 /* interrupt enable */
#define DAHFIE 0x8 /* dac half full interrupt enable */
#define EOAIE 0x10 /* end of acquisition interrupt enable */
-#define DAHFI 0x20 /* dac half full read status / write interrupt clear */
-#define EOAI 0x40 /* read end of acq. interrupt status / write clear */
+#define DAHFI 0x20 /*
+ * dac half full read status / write
+ * interrupt clear
+ */
+#define EOAI 0x40 /*
+ * read end of acq. interrupt status / write
+ * clear
+ */
#define INT 0x80 /* read interrupt status / write clear */
#define EOBI 0x200 /* read end of burst interrupt status */
#define ADHFI 0x400 /* read half-full interrupt status */
-#define ADNEI 0x800 /* read fifo not empty interrupt latch status */
-#define ADNE 0x1000 /* read, fifo not empty (realtime, not latched) status */
+#define ADNEI 0x800 /*
+ * read fifo not empty interrupt
+ * latch status
+ */
+#define ADNE 0x1000 /*
+ * read, fifo not empty (realtime,
+ * not latched) status
+ */
#define DAEMIE 0x1000 /* write, dac empty interrupt enable */
#define LADFUL 0x2000 /* read fifo overflow / write clear */
-#define DAEMI 0x4000 /* dac fifo empty interrupt status / write clear */
+#define DAEMI 0x4000 /*
+ * dac fifo empty interrupt
+ * status / write clear
+ */
#define ADCMUX_CONT 2 /* ADC CHANNEL MUX AND CONTROL register */
#define BEGIN_SCAN(x) ((x) & 0xf)
@@ -144,8 +159,14 @@ analog triggering on 1602 series
#define EXT_TRIGGER 0x2 /* external start trigger */
#define ANALOG_TRIGGER 0x3 /* external analog trigger */
#define TRIGGER_MASK 0x3 /* mask of bits that determine start trigger */
-#define TGPOL 0x04 /* invert the edge/level of the external trigger (1602 only) */
-#define TGSEL 0x08 /* if set edge triggered, otherwise level trigerred (1602 only) */
+#define TGPOL 0x04 /*
+ * invert the edge/level of the external
+ * trigger (1602 only)
+ */
+#define TGSEL 0x08 /*
+ * if set edge triggered, otherwise level
+ * trigerred (1602 only)
+ */
#define TGEN 0x10 /* enable external start trigger */
#define BURSTE 0x20 /* burst mode enable */
#define XTRCL 0x80 /* clear external trigger */
@@ -155,13 +176,20 @@ analog triggering on 1602 series
#define SELECT_TRIMPOT_BIT 0x200 /* select ad7376 trim pot */
#define SELECT_DAC08_BIT 0x400 /* select dac08 caldac */
#define CAL_SRC_BITS(x) (((x) & 0x7) << 11)
-#define CAL_EN_BIT 0x4000 /* read calibration source instead of analog input channel 0 */
-#define SERIAL_DATA_IN_BIT 0x8000 /* serial data stream going to 8800 and 7376 */
+#define CAL_EN_BIT 0x4000 /*
+ * read calibration source instead of
+ * analog input channel 0
+ */
+/* serial data stream going to 8800 and 7376 */
+#define SERIAL_DATA_IN_BIT 0x8000
#define DAC_CSR 0x8 /* dac control and status register */
enum dac_csr_bits {
DACEN = 0x2, /* dac enable */
- DAC_MODE_UPDATE_BOTH = 0x80, /* update both dacs when dac0 is written */
+ DAC_MODE_UPDATE_BOTH = 0x80, /*
+ * update both dacs when dac0 is
+ * written
+ */
};
static inline unsigned int DAC_RANGE(unsigned int channel, unsigned int range)
{
@@ -206,7 +234,10 @@ static inline unsigned int DAC_DATA_REG(unsigned int channel)
#define DACDATA 0 /* DAC DATA register */
#define DACFIFOCLR 2 /* DAC FIFO CLEAR */
-/* bit in hexadecimal representation of range index that indicates unipolar input range */
+/*
+ * bit in hexadecimal representation of range index that
+ * indicates unipolar input range
+ */
#define IS_UNIPOLAR 0x4
/* analog input ranges for most boards */
static const struct comedi_lrange cb_pcidas_ranges = {
@@ -263,13 +294,18 @@ struct cb_pcidas_board {
int ai_speed; /* fastest conversion period in ns */
int ao_nchan; /* number of analog out channels */
int has_ao_fifo; /* analog output has fifo */
- int ao_scan_speed; /* analog output speed for 1602 series (for a scan, not conversion) */
+ int ao_scan_speed; /*
+ * analog output speed for 1602 series
+ * (for a scan, not conversion)
+ */
int fifo_size; /* number of samples fifo can hold */
const struct comedi_lrange *ranges;
enum trimpot_model trimpot;
unsigned has_dac08:1;
- unsigned has_ai_trig_gated:1; /* Tells if the AI trigger can be gated */
- unsigned has_ai_trig_invert:1; /* Tells if the AI trigger can be inverted */
+ /* Tells if the AI trigger can be gated */
+ unsigned has_ai_trig_gated:1;
+ /* Tells if the AI trigger can be inverted */
+ unsigned has_ai_trig_invert:1;
};
static const struct cb_pcidas_board cb_pcidas_boards[] = {
@@ -424,9 +460,12 @@ MODULE_DEVICE_TABLE(pci, cb_pcidas_pci_table);
*/
#define thisboard ((const struct cb_pcidas_board *)dev->board_ptr)
-/* this structure is for data unique to this hardware driver. If
- several hardware drivers keep similar information in this structure,
- feel free to suggest moving the variable to the struct comedi_device struct. */
+/*
+ * this structure is for data unique to this hardware driver. If
+ * several hardware drivers keep similar information in this structure,
+ * feel free to suggest moving the variable to the struct comedi_device
+ * struct.
+ */
struct cb_pcidas_private {
/* would be useful for a PCI device */
struct pci_dev *pci_dev;
@@ -449,9 +488,12 @@ struct cb_pcidas_private {
unsigned int ao_divisor1;
unsigned int ao_divisor2;
volatile unsigned int ao_count; /* number of analog output samples remaining */
- int ao_value[2]; /* remember what the analog outputs are set to, to allow readback */
- unsigned int caldac_value[NUM_CHANNELS_8800]; /* for readback of caldac */
- unsigned int trimpot_value[NUM_CHANNELS_8402]; /* for readback of trimpot */
+ /* remember what the analog outputs are set to, to allow readback */
+ int ao_value[2];
+ /* for readback of caldac */
+ unsigned int caldac_value[NUM_CHANNELS_8800];
+ /* for readback of trimpot */
+ unsigned int trimpot_value[NUM_CHANNELS_8402];
unsigned int dac08_value;
unsigned int calibration_source;
};
@@ -680,7 +722,10 @@ found:
s->type = COMEDI_SUBD_AO;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_GROUND;
s->n_chan = thisboard->ao_nchan;
- /* analog out resolution is the same as analog input resolution, so use ai_bits */
+ /*
+ * analog out resolution is the same as analog
+ * input resolution, so use ai_bits
+ */
s->maxdata = (1 << thisboard->ai_bits) - 1;
s->range_table = &cb_pcidas_ao_ranges;
s->insn_read = cb_pcidas_ao_readback_insn;
@@ -781,7 +826,8 @@ static int cb_pcidas_detach(struct comedi_device *dev)
outl(INTCSR_INBOX_INTR_STATUS,
devpriv->s5933_config + AMCC_OP_REG_INTCSR);
dev_dbg(&pcidev->dev, "detaching, incsr is 0x%x\n",
- inl(devpriv->s5933_config + AMCC_OP_REG_INTCSR));
+ inl(devpriv->s5933_config +
+ AMCC_OP_REG_INTCSR));
}
}
if (dev->irq)
@@ -947,7 +993,10 @@ static int cb_pcidas_ao_fifo_winsn(struct comedi_device *dev,
}
/* analog output readback insn */
-/* XXX loses track of analog output value back after an analog ouput command is executed */
+/*
+ * XXX loses track of analog output value back after
+ * an analog ouput command is executed
+ */
static int cb_pcidas_ao_readback_insn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
@@ -1117,7 +1166,9 @@ static int cb_pcidas_ai_cmdtest(struct comedi_device *dev,
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /*
+ * step 2: make sure trigger sources are unique and mutually compatible
+ */
if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
err++;
@@ -1301,11 +1352,14 @@ static int cb_pcidas_ai_cmd(struct comedi_device *dev,
devpriv->adc_fifo_bits &= ~INT_MASK;
if (cmd->flags & TRIG_WAKE_EOS) {
if (cmd->convert_src == TRIG_NOW && cmd->chanlist_len > 1)
- devpriv->adc_fifo_bits |= INT_EOS; /* interrupt end of burst */
+ /* interrupt end of burst */
+ devpriv->adc_fifo_bits |= INT_EOS;
else
- devpriv->adc_fifo_bits |= INT_FNE; /* interrupt fifo not empty */
+ /* interrupt fifo not empty */
+ devpriv->adc_fifo_bits |= INT_FNE;
} else {
- devpriv->adc_fifo_bits |= INT_FHF; /* interrupt fifo half full */
+ /* interrupt fifo half full */
+ devpriv->adc_fifo_bits |= INT_FHF;
}
dev_dbg(&pcidev->dev, "comedi: adc_fifo_bits are 0x%x\n",
devpriv->adc_fifo_bits);
@@ -1382,7 +1436,9 @@ static int cb_pcidas_ao_cmdtest(struct comedi_device *dev,
if (err)
return 1;
- /* step 2: make sure trigger sources are unique and mutually compatible */
+ /*
+ * step 2: make sure trigger sources are unique and mutually compatible
+ */
if (cmd->scan_begin_src != TRIG_TIMER &&
cmd->scan_begin_src != TRIG_EXT)
--
1.7.6.2
--
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