This patch fixes line over 80 characters warnings
in file s626.c
Signed-off-by: Xenofon Foukas <foukas.xenofon@xxxxxxxxx>
---
drivers/staging/comedi/drivers/s626.c | 652 ++++++++++++++++++++------------
1 files changed, 407 insertions(+), 245 deletions(-)
diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c
index d5ba3ab..fcda2cc 100644
--- a/drivers/staging/comedi/drivers/s626.c
+++ b/drivers/staging/comedi/drivers/s626.c
@@ -149,7 +149,8 @@ struct s626_private {
uint16_t CounterIntEnabs;
/* Counter interrupt enable mask for MISC2 register. */
uint8_t AdcItems; /* Number of items in ADC poll list. */
- struct bufferDMA RPSBuf; /* DMA buffer used to hold ADC (RPS1) program. */
+ /* DMA buffer used to hold ADC (RPS1) program. */
+ struct bufferDMA RPSBuf;
struct bufferDMA ANABuf;
/* DMA buffer used to receive ADC data and hold DAC data. */
uint32_t *pDacWBuf;
@@ -158,7 +159,7 @@ struct s626_private {
uint8_t TrimSetpoint[12]; /* Images of TrimDAC setpoints */
uint16_t ChargeEnabled; /* Image of MISC2 Battery */
/* Charge Enabled (0 or WRMISC2_CHARGE_ENABLE). */
- uint16_t WDInterval; /* Image of MISC2 watchdog interval control bits. */
+ uint16_t WDInterval;/* Image of MISC2 watchdog interval control bits. */
uint32_t I2CAdrs;
/* I2C device address for onboard EEPROM (board rev dependent). */
/* short I2Cards; */
@@ -266,7 +267,8 @@ module_exit(driver_s626_cleanup_module);
static int s626_ai_insn_config(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data);
-/* static int s626_ai_rinsn(struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data); */
+/* static int s626_ai_rinsn(struct comedi_device *dev,
+ struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data); */
static int s626_ai_insn_read(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data);
@@ -304,7 +306,8 @@ static int s626_ai_inttrig(struct comedi_device *dev,
struct comedi_subdevice *s, unsigned int trignum);
static irqreturn_t s626_irq_handler(int irq, void *d);
static unsigned int s626_ai_reg_to_uint(int data);
-/* static unsigned int s626_uint_to_reg(struct comedi_subdevice *s, int data); */
+/* static unsigned int s626_uint_to_reg(struct comedi_subdevice *s,
+ int data); */
/* end ioctl routines */
@@ -330,22 +333,38 @@ static void CloseDMAB(struct comedi_device *dev, struct bufferDMA *pdma,
/* COUNTER OBJECT ------------------------------------------------ */
struct enc_private {
/* Pointers to functions that differ for A and B counters: */
- uint16_t(*GetEnable) (struct comedi_device *dev, struct enc_private *); /* Return clock enable. */
- uint16_t(*GetIntSrc) (struct comedi_device *dev, struct enc_private *); /* Return interrupt source. */
- uint16_t(*GetLoadTrig) (struct comedi_device *dev, struct enc_private *); /* Return preload trigger source. */
- uint16_t(*GetMode) (struct comedi_device *dev, struct enc_private *); /* Return standardized operating mode. */
- void (*PulseIndex) (struct comedi_device *dev, struct enc_private *); /* Generate soft index strobe. */
- void (*SetEnable) (struct comedi_device *dev, struct enc_private *, uint16_t enab); /* Program clock enable. */
- void (*SetIntSrc) (struct comedi_device *dev, struct enc_private *, uint16_t IntSource); /* Program interrupt source. */
- void (*SetLoadTrig) (struct comedi_device *dev, struct enc_private *, uint16_t Trig); /* Program preload trigger source. */
- void (*SetMode) (struct comedi_device *dev, struct enc_private *, uint16_t Setup, uint16_t DisableIntSrc); /* Program standardized operating mode. */
- void (*ResetCapFlags) (struct comedi_device *dev, struct enc_private *); /* Reset event capture flags. */
+
+ /* Return clock enable. */
+ uint16_t(*GetEnable) (struct comedi_device *dev, struct enc_private *);
+ /* Return interrupt source. */
+ uint16_t(*GetIntSrc) (struct comedi_device *dev, struct enc_private *);
+ /* Return preload trigger source. */
+ uint16_t(*GetLoadTrig) (struct comedi_device *dev,
+ struct enc_private *);
+ /* Return standardized operating mode. */
+ uint16_t(*GetMode) (struct comedi_device *dev, struct enc_private *);
+ /* Generate soft index strobe. */
+ void (*PulseIndex) (struct comedi_device *dev, struct enc_private *);
+ /* Program clock enable. */
+ void (*SetEnable) (struct comedi_device *dev, struct enc_private *,
+ uint16_t enab);
+ /* Program interrupt source. */
+ void (*SetIntSrc) (struct comedi_device *dev, struct enc_private *,
+ uint16_t IntSource);
+ /* Program preload trigger source. */
+ void (*SetLoadTrig) (struct comedi_device *dev, struct enc_private *,
+ uint16_t Trig);
+ /* Program standardized operating mode. */
+ void (*SetMode) (struct comedi_device *dev, struct enc_private *,
+ uint16_t Setup, uint16_t DisableIntSrc);
+ /* Reset event capture flags. */
+ void (*ResetCapFlags) (struct comedi_device *dev, struct enc_private *);
uint16_t MyCRA; /* Address of CRA register. */
uint16_t MyCRB; /* Address of CRB register. */
uint16_t MyLatchLsw; /* Address of Latch least-significant-word */
/* register. */
- uint16_t MyEventBits[4]; /* Bit translations for IntSrc -->RDMISC2. */
+ uint16_t MyEventBits[4];/* Bit translations for IntSrc -->RDMISC2. */
};
#define encpriv ((struct enc_private *)(dev->subdevices+5)->private)
@@ -370,7 +389,8 @@ static uint16_t GetEnable_A(struct comedi_device *dev, struct enc_private *k);
static uint16_t GetEnable_B(struct comedi_device *dev, struct enc_private *k);
static void SetLatchSource(struct comedi_device *dev, struct enc_private *k,
uint16_t value);
-/* static uint16_t GetLatchSource(struct comedi_device *dev, struct enc_private *k ); */
+/* static uint16_t GetLatchSource(struct comedi_device *dev,
+ struct enc_private *k ); */
static void SetLoadTrig_A(struct comedi_device *dev, struct enc_private *k,
uint16_t Trig);
static void SetLoadTrig_B(struct comedi_device *dev, struct enc_private *k,
@@ -383,14 +403,22 @@ static void SetIntSrc_A(struct comedi_device *dev, struct enc_private *k,
uint16_t IntSource);
static uint16_t GetIntSrc_A(struct comedi_device *dev, struct enc_private *k);
static uint16_t GetIntSrc_B(struct comedi_device *dev, struct enc_private *k);
-/* static void SetClkMult(struct comedi_device *dev, struct enc_private *k, uint16_t value ) ; */
-/* static uint16_t GetClkMult(struct comedi_device *dev, struct enc_private *k ) ; */
-/* static void SetIndexPol(struct comedi_device *dev, struct enc_private *k, uint16_t value ); */
-/* static uint16_t GetClkPol(struct comedi_device *dev, struct enc_private *k ) ; */
-/* static void SetIndexSrc( struct comedi_device *dev,struct enc_private *k, uint16_t value ); */
-/* static uint16_t GetClkSrc( struct comedi_device *dev,struct enc_private *k ); */
-/* static void SetIndexSrc( struct comedi_device *dev,struct enc_private *k, uint16_t value ); */
-/* static uint16_t GetIndexSrc( struct comedi_device *dev,struct enc_private *k ); */
+/* static void SetClkMult(struct comedi_device *dev, struct enc_private *k,
+ uint16_t value ) ; */
+/* static uint16_t GetClkMult(struct comedi_device *dev,
+ struct enc_private *k ) ; */
+/* static void SetIndexPol(struct comedi_device *dev, struct enc_private *k,
+ uint16_t value ); */
+/* static uint16_t GetClkPol(struct comedi_device *dev,
+ struct enc_private *k ) ; */
+/* static void SetIndexSrc( struct comedi_device *dev,struct enc_private *k,
+ uint16_t value ); */
+/* static uint16_t GetClkSrc( struct comedi_device *dev,
+ struct enc_private *k );*/
+/* static void SetIndexSrc( struct comedi_device *dev,struct enc_private *k,
+ uint16_t value ); */
+/* static uint16_t GetIndexSrc( struct comedi_device *dev,
+ struct enc_private *k ); */
static void PulseIndex_A(struct comedi_device *dev, struct enc_private *k);
static void PulseIndex_B(struct comedi_device *dev, struct enc_private *k);
static void Preload(struct comedi_device *dev, struct enc_private *k,
@@ -401,12 +429,14 @@ static void CountersInit(struct comedi_device *dev);
/* Counter objects constructor. */
/* Counter overflow/index event flag masks for RDMISC2. */
-#define INDXMASK(C) (1 << (((C) > 2) ? ((C) * 2 - 1) : ((C) * 2 + 4)))
-#define OVERMASK(C) (1 << (((C) > 2) ? ((C) * 2 + 5) : ((C) * 2 + 10)))
-#define EVBITS(C) { 0, OVERMASK(C), INDXMASK(C), OVERMASK(C) | INDXMASK(C) }
+#define INDXMASK(C) (1 << (((C) > 2) ? ((C) * 2 - 1) : ((C) * 2 + 4)))
+#define OVERMASK(C) (1 << (((C) > 2) ? ((C) * 2 + 5) : ((C) * 2 + 10)))
+#define EVBITS(C) \
+{ 0, OVERMASK(C), INDXMASK(C), OVERMASK(C) | INDXMASK(C) }
/* Translation table to map IntSrc into equivalent RDMISC2 event flag bits. */
-/* static const uint16_t EventBits[][4] = { EVBITS(0), EVBITS(1), EVBITS(2), EVBITS(3), EVBITS(4), EVBITS(5) }; */
+/* static const uint16_t EventBits[][4] = { EVBITS(0), EVBITS(1), EVBITS(2),
+ EVBITS(3), EVBITS(4), EVBITS(5) }; */
/* struct enc_private; */
static struct enc_private enc_private_data[] = {
@@ -510,11 +540,15 @@ static struct enc_private enc_private_data[] = {
/* enab/disable a function or test status bit(s) that are accessed */
/* through Main Control Registers 1 or 2. */
-#define MC_ENABLE(REGADRS, CTRLWORD) writel(((uint32_t)(CTRLWORD) << 16) | (uint32_t)(CTRLWORD), devpriv->base_addr+(REGADRS))
+#define MC_ENABLE(REGADRS, CTRLWORD) \
+writel(((uint32_t)(CTRLWORD) << 16) | \
+(uint32_t)(CTRLWORD), devpriv->base_addr+(REGADRS))
-#define MC_DISABLE(REGADRS, CTRLWORD) writel((uint32_t)(CTRLWORD) << 16 , devpriv->base_addr+(REGADRS))
+#define MC_DISABLE(REGADRS, CTRLWORD) \
+writel((uint32_t)(CTRLWORD) << 16 , devpriv->base_addr+(REGADRS))
-#define MC_TEST(REGADRS, CTRLWORD) ((readl(devpriv->base_addr+(REGADRS)) & CTRLWORD) != 0)
+#define MC_TEST(REGADRS, CTRLWORD) \
+((readl(devpriv->base_addr+(REGADRS)) & CTRLWORD) != 0)
/* #define WR7146(REGARDS,CTRLWORD)
writel(CTRLWORD,(uint32_t)(devpriv->base_addr+(REGARDS))) */
@@ -621,8 +655,7 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
devpriv->ANABuf.PhysicalBase = appdma;
- DEBUG
- ("s626_attach: AllocDMAB ADC Logical=%p, bsize=%d, Physical=0x%x\n",
+ printk(KERN_DEBUG "s626_attach: AllocDMAB ADC Logical=%p, bsize=%d, Physical=0x%x\n",
devpriv->ANABuf.LogicalBase, DMABUF_SIZE,
(uint32_t) devpriv->ANABuf.PhysicalBase);
@@ -638,8 +671,7 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
devpriv->RPSBuf.PhysicalBase = appdma;
- DEBUG
- ("s626_attach: AllocDMAB RPS Logical=%p, bsize=%d, Physical=0x%x\n",
+ printk(KERN_DEBUG "s626_attach: AllocDMAB RPS Logical=%p, bsize=%d, Physical=0x%x\n",
devpriv->RPSBuf.LogicalBase, DMABUF_SIZE,
(uint32_t) devpriv->RPSBuf.PhysicalBase);
@@ -776,22 +808,26 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
DEBI_CFG_INTEL | DEBI_CFG_TOQ | DEBI_CFG_INCQ |
DEBI_CFG_16Q);
- /* DEBI INIT S626 WR7146( P_DEBICFG, DEBI_CFG_INTEL | DEBI_CFG_TOQ */
+ /* DEBI INIT S626 WR7146( P_DEBICFG, DEBI_CFG_INTEL |
+ DEBI_CFG_TOQ */
/* | DEBI_CFG_INCQ| DEBI_CFG_16Q); //end */
/* Paging is disabled. */
- WR7146(P_DEBIPAGE, DEBI_PAGE_DISABLE); /* Disable MMU paging. */
+ /* Disable MMU paging. */
+ WR7146(P_DEBIPAGE, DEBI_PAGE_DISABLE);
/* Init GPIO so that ADC Start* is negated. */
WR7146(P_GPIO, GPIO_BASE | GPIO1_HI);
- /* IsBoardRevA is a boolean that indicates whether the board is RevA.
+ /* IsBoardRevA is a boolean that indicates whether the board
+ * is RevA.
*
- * VERSION 2.01 CHANGE: REV A & B BOARDS NOW SUPPORTED BY DYNAMIC
- * EEPROM ADDRESS SELECTION. Initialize the I2C interface, which
- * is used to access the onboard serial EEPROM. The EEPROM's I2C
- * DeviceAddress is hardwired to a value that is dependent on the
- * 626 board revision. On all board revisions, the EEPROM stores
+ * VERSION 2.01 CHANGE: REV A & B BOARDS NOW SUPPORTED BY
+ * DYNAMIC EEPROM ADDRESS SELECTION. Initialize the I2C
+ * interface, which is used to access the onboard serial
+ * EEPROM. The EEPROM's I2C DeviceAddress is hardwired to
+ * a value that is dependent on the 626 board revision.
+ * On all board revisions, the EEPROM stores
* TrimDAC calibration constants for analog I/O. On RevB and
* higher boards, the DeviceAddress is hardwired to 0 to enable
* the EEPROM to also store the PCI SubVendorID and SubDeviceID;
@@ -802,11 +838,12 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
* default values, instead.
*/
- /* devpriv->I2Cards= IsBoardRevA ? 0xA8 : 0xA0; // Set I2C EEPROM */
+ /* devpriv->I2Cards= IsBoardRevA ? 0xA8 : 0xA0;
+ // Set I2C EEPROM */
/* DeviceType (0xA0) */
/* and DeviceAddress<<1. */
- devpriv->I2CAdrs = 0xA0; /* I2C device address for onboard */
+ devpriv->I2CAdrs = 0xA0; /*I2C device address for onboard */
/* eeprom(revb) */
/* Issue an I2C ABORT command to halt any I2C operation in */
@@ -824,7 +861,8 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
for (i = 0; i < 2; i++) {
WR7146(P_I2CSTAT, I2C_CLKSEL);
/* Write I2C control: reset error flags. */
- MC_ENABLE(P_MC2, MC2_UPLD_IIC); /* Invoke command upload */
+ /* Invoke command upload */
+ MC_ENABLE(P_MC2, MC2_UPLD_IIC);
while (!MC_TEST(P_MC2, MC2_UPLD_IIC))
;
/* and wait for upload to complete. */
@@ -910,8 +948,10 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
devpriv->ANABuf.PhysicalBase +
(DAC_WDMABUF_OS * sizeof(uint32_t));
- WR7146(P_BASEA2_OUT, (uint32_t) pPhysBuf); /* Buffer base adrs. */
- WR7146(P_PROTA2_OUT, (uint32_t) (pPhysBuf + sizeof(uint32_t))); /* Protection address. */
+ /* Buffer base adrs. */
+ WR7146(P_BASEA2_OUT, (uint32_t) pPhysBuf);
+ /* Protection address. */
+ WR7146(P_PROTA2_OUT, (uint32_t) (pPhysBuf + sizeof(uint32_t)));
/* Cache Audio2's output DMA buffer logical address. This is
* where DAC data is buffered for A2 output DMA transfers. */
@@ -930,7 +970,7 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
* to the DAC devices. Slot 0 is a NOP that is used to trap TSL
* execution; this permits other slots to be safely modified
* without first turning off the TSL sequencer (which is
- * apparently impossible to do). Also, SD3 (which is driven by a
+ * apparently impossible to do). Also, SD3 (which is driven by a
* pull-up resistor) is shifted in and stored to the MSB of
* FB_BUFFER2 to be used as evidence that the slot sequence has
* not yet finished executing.
@@ -964,7 +1004,7 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
/* Manually init all gate array hardware in case this is a soft
* reset (we have no way of determining whether this is a warm
- * or cold start). This is necessary because the gate array will
+ * or cold start).This is necessary because the gate array will
* reset only in response to a PCI hard reset; there is no soft
* reset function. */
@@ -980,9 +1020,10 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
*/
devpriv->ChargeEnabled = 0;
- /* Init image of watchdog timer interval in WRMISC2. This image
+ /* Init image of watchdog timer interval in WRMISC2.This image
* maintains the value of the control bits of MISC2 are
- * continuously reset to zero as long as the WD timer is disabled.
+ * continuously reset to zero as long as the WD timer
+ * is disabled
*/
devpriv->WDInterval = 0;
@@ -995,10 +1036,11 @@ static int s626_attach(struct comedi_device *dev, struct comedi_devconfig *it)
/* Init counters. */
CountersInit(dev);
- /* Without modifying the state of the Battery Backup enab, disable
- * the watchdog timer, set DIO channels 0-5 to operate in the
- * standard DIO (vs. counter overflow) mode, disable the battery
- * charger, and reset the watchdog interval selector to zero.
+ /* Without modifying the state of the Battery Backup enab,
+ * the watchdog timer, set DIO channels 0-5 to operate in
+ * the standard DIO (vs. counter overflow) mode, disable
+ * the battery charger, and reset the watchdog interval
+ * selector to zero.
*/
WriteMISC2(dev, (uint16_t) (DEBIread(dev,
LP_RDMISC2) &
@@ -1030,7 +1072,8 @@ static unsigned int s626_ai_reg_to_uint(int data)
return tempdata;
}
-/* static unsigned int s626_uint_to_reg(struct comedi_subdevice *s, int data){ */
+/* static unsigned int s626_uint_to_reg(struct comedi_subdevice *s,
+ int data){ */
/* return 0; */
/* } */
@@ -1080,14 +1123,15 @@ static irqreturn_t s626_irq_handler(int irq, void *d)
cmd = &(s->async->cmd);
/* Init ptr to DMA buffer that holds new ADC data. We skip the
- * first uint16_t in the buffer because it contains junk data from
- * the final ADC of the previous poll list scan.
+ * first uint16_t in the buffer because it contains
+ * junk data from the final ADC of the previous poll list scan.
*/
readaddr = (int32_t *) devpriv->ANABuf.LogicalBase + 1;
/* get the data and hand it over to comedi */
for (i = 0; i < (s->async->cmd.chanlist_len); i++) {
- /* Convert ADC data to 16-bit integer values and copy to application */
+ /* Convert ADC data to 16-bit integer values
+ and copy to application */
/* buffer. */
tempdata = s626_ai_reg_to_uint((int)*readaddr);
readaddr++;
@@ -1095,8 +1139,7 @@ static irqreturn_t s626_irq_handler(int irq, void *d)
/* put data into read buffer */
/* comedi_buf_put(s->async, tempdata); */
if (cfc_write_to_buffer(s, tempdata) == 0)
- printk
- ("s626_irq_handler: cfc_write_to_buffer error!\n");
+ printk(KERN_WARNING "s626_irq_handler: cfc_write_to_buffer error!\n");
DEBUG("s626_irq_handler: ai channel %d acquired: %d\n",
i, tempdata);
@@ -1120,9 +1163,9 @@ static irqreturn_t s626_irq_handler(int irq, void *d)
irqstatus = 0;
}
- if (devpriv->ai_cmd_running && cmd->scan_begin_src == TRIG_EXT) {
- DEBUG
- ("s626_irq_handler: enable interrupt on dio channel %d\n",
+ if (devpriv->ai_cmd_running && cmd->scan_begin_src ==
+ TRIG_EXT) {
+ printk(KERN_DEBUG "s626_irq_handler: enable interrupt on dio channel %d\n",
cmd->scan_begin_arg);
s626_dio_set_irq(dev, cmd->scan_begin_arg);
@@ -1156,36 +1199,34 @@ static irqreturn_t s626_irq_handler(int irq, void *d)
/* check if interrupt is generated from dio channels */
if (irqbit) {
s626_dio_reset_irq(dev, group, irqbit);
- DEBUG
- ("s626_irq_handler: check interrupt on dio group %d %d\n",
+ printk(KERN_DEBUG "s626_irq_handler: check interrupt on dio group %d %d\n",
group, i);
if (devpriv->ai_cmd_running) {
- /* check if interrupt is an ai acquisition start trigger */
+ /* check if interrupt is
+ an ai acquisition start trigger */
if ((irqbit >> (cmd->start_arg -
(16 * group)))
- == 1 && cmd->start_src == TRIG_EXT) {
- DEBUG
- ("s626_irq_handler: Edge capture interrupt recieved from channel %d\n",
+ == 1 && cmd->start_src
+ == TRIG_EXT) {
+ printk(KERN_DEBUG "s626_irq_handler: Edge capture interrupt recieved from channel %d\n",
cmd->start_arg);
- /* Start executing the RPS program. */
+ /* Start executing
+ the RPS program. */
MC_ENABLE(P_MC1, MC1_ERPS1);
- DEBUG
- ("s626_irq_handler: aquisition start triggered!!!\n");
+ printk(KERN_DEBUG "s626_irq_handler: aquisition start triggered!!!\n");
if (cmd->scan_begin_src ==
TRIG_EXT) {
- DEBUG
- ("s626_ai_cmd: enable interrupt on dio channel %d\n",
+ printk(KERN_DEBUG "s626_ai_cmd: enable interrupt on dio channel %d\n",
cmd->
scan_begin_arg);
s626_dio_set_irq(dev,
- cmd->scan_begin_arg);
+ cmd->scan_begin_arg);
- DEBUG
- ("s626_irq_handler: External scan trigger is set!!!\n");
+ printk(KERN_DEBUG "s626_irq_handler: External scan trigger is set!!!\n");
}
}
if ((irqbit >> (cmd->scan_begin_arg -
@@ -1193,74 +1234,70 @@ static irqreturn_t s626_irq_handler(int irq, void *d)
== 1
&& cmd->scan_begin_src ==
TRIG_EXT) {
- DEBUG
- ("s626_irq_handler: Edge capture interrupt recieved from channel %d\n",
+ printk(KERN_DEBUG "s626_irq_handler: Edge capture interrupt recieved from channel %d\n",
cmd->scan_begin_arg);
- /* Trigger ADC scan loop start by setting RPS Signal 0. */
+ /* Trigger ADC scan loop start
+ by setting RPS Signal 0. */
MC_ENABLE(P_MC2, MC2_ADC_RPS);
- DEBUG
- ("s626_irq_handler: scan triggered!!! %d\n",
+ printk(KERN_DEBUG "s626_irq_handler: scan triggered!!! %d\n",
devpriv->ai_sample_count);
if (cmd->convert_src ==
TRIG_EXT) {
- DEBUG
- ("s626_ai_cmd: enable interrupt on dio channel %d group %d\n",
+ printk(KERN_DEBUG "s626_ai_cmd: enable interrupt on dio channel %d group %d\n",
cmd->convert_arg -
(16 * group),
group);
- devpriv->ai_convert_count
+ devpriv->
+ ai_convert_count
= cmd->chanlist_len;
s626_dio_set_irq(dev,
- cmd->convert_arg);
+ cmd->convert_arg);
- DEBUG
- ("s626_irq_handler: External convert trigger is set!!!\n");
+ printk(KERN_DEBUG "s626_irq_handler: External convert trigger is set!!!\n");
}
if (cmd->convert_src ==
- TRIG_TIMER) {
+ TRIG_TIMER) {
k = &encpriv[5];
- devpriv->ai_convert_count
+ devpriv->
+ ai_convert_count
= cmd->chanlist_len;
k->SetEnable(dev, k,
- CLKENAB_ALWAYS);
+ CLKENAB_ALWAYS);
}
}
if ((irqbit >> (cmd->convert_arg -
(16 * group)))
== 1
&& cmd->convert_src == TRIG_EXT) {
- DEBUG
- ("s626_irq_handler: Edge capture interrupt recieved from channel %d\n",
+ printk(KERN_DEBUG "s626_irq_handler: Edge capture interrupt recieved from channel %d\n",
cmd->convert_arg);
- /* Trigger ADC scan loop start by setting RPS Signal 0. */
+ /* Trigger ADC scan loop start
+ by setting RPS Signal 0. */
MC_ENABLE(P_MC2, MC2_ADC_RPS);
- DEBUG
- ("s626_irq_handler: adc convert triggered!!!\n");
+ printk(KERN_DEBUG "s626_irq_handler: adc convert triggered!!!\n");
devpriv->ai_convert_count--;
if (devpriv->ai_convert_count >
0) {
- DEBUG
- ("s626_ai_cmd: enable interrupt on dio channel %d group %d\n",
+ printk(KERN_DEBUG "s626_ai_cmd: enable interrupt on dio channel %d group %d\n",
cmd->convert_arg -
(16 * group),
group);
s626_dio_set_irq(dev,
- cmd->convert_arg);
+ cmd->convert_arg);
- DEBUG
- ("s626_irq_handler: External trigger is set!!!\n");
+ printk(KERN_DEBUG "s626_irq_handler: External trigger is set!!!\n");
}
}
}
@@ -1276,40 +1313,35 @@ static irqreturn_t s626_irq_handler(int irq, void *d)
irqbit);
if (irqbit & IRQ_COINT1A) {
- DEBUG
- ("s626_irq_handler: interrupt on counter 1A overflow\n");
+ printk(KERN_DEBUG "s626_irq_handler: interrupt on counter 1A overflow\n");
k = &encpriv[0];
/* clear interrupt capture flag */
k->ResetCapFlags(dev, k);
}
if (irqbit & IRQ_COINT2A) {
- DEBUG
- ("s626_irq_handler: interrupt on counter 2A overflow\n");
+ printk(KERN_DEBUG "s626_irq_handler: interrupt on counter 2A overflow\n");
k = &encpriv[1];
/* clear interrupt capture flag */
k->ResetCapFlags(dev, k);
}
if (irqbit & IRQ_COINT3A) {
- DEBUG
- ("s626_irq_handler: interrupt on counter 3A overflow\n");
+ printk(KERN_DEBUG "s626_irq_handler: interrupt on counter 3A overflow\n");
k = &encpriv[2];
/* clear interrupt capture flag */
k->ResetCapFlags(dev, k);
}
if (irqbit & IRQ_COINT1B) {
- DEBUG
- ("s626_irq_handler: interrupt on counter 1B overflow\n");
+ printk(KERN_DEBUG "s626_irq_handler: interrupt on counter 1B overflow\n");
k = &encpriv[3];
/* clear interrupt capture flag */
k->ResetCapFlags(dev, k);
}
if (irqbit & IRQ_COINT2B) {
- DEBUG
- ("s626_irq_handler: interrupt on counter 2B overflow\n");
+ printk(KERN_DEBUG "s626_irq_handler: interrupt on counter 2B overflow\n");
k = &encpriv[4];
/* clear interrupt capture flag */
@@ -1321,34 +1353,32 @@ static irqreturn_t s626_irq_handler(int irq, void *d)
k->SetEnable(dev, k, CLKENAB_INDEX);
if (cmd->convert_src == TRIG_TIMER) {
- DEBUG
- ("s626_irq_handler: conver timer trigger!!! %d\n",
+ printk(KERN_DEBUG "s626_irq_handler: conver timer trigger!!! %d\n",
devpriv->ai_convert_count);
- /* Trigger ADC scan loop start by setting RPS Signal 0. */
+ /* Trigger ADC scan loop start by
+ setting RPS Signal 0. */
MC_ENABLE(P_MC2, MC2_ADC_RPS);
}
}
}
if (irqbit & IRQ_COINT3B) {
- DEBUG
- ("s626_irq_handler: interrupt on counter 3B overflow\n");
+ printk(KERN_DEBUG "s626_irq_handler: interrupt on counter 3B overflow\n");
k = &encpriv[5];
/* clear interrupt capture flag */
k->ResetCapFlags(dev, k);
if (cmd->scan_begin_src == TRIG_TIMER) {
- DEBUG
- ("s626_irq_handler: scan timer trigger!!!\n");
+ printk(KERN_DEBUG "s626_irq_handler: scan timer trigger!!!\n");
- /* Trigger ADC scan loop start by setting RPS Signal 0. */
+ /* Trigger ADC scan loop start
+ by setting RPS Signal 0. */
MC_ENABLE(P_MC2, MC2_ADC_RPS);
}
if (cmd->convert_src == TRIG_TIMER) {
- DEBUG
- ("s626_irq_handler: convert timer trigger is set\n");
+ printk(KERN_DEBUG "s626_irq_handler: convert timer trigger is set\n");
k = &encpriv[4];
devpriv->ai_convert_count = cmd->chanlist_len;
k->SetEnable(dev, k, CLKENAB_ALWAYS);
@@ -1373,8 +1403,9 @@ static int s626_detach(struct comedi_device *dev)
if (devpriv->base_addr) {
/* interrupt mask */
- WR7146(P_IER, 0); /* Disable master interrupt. */
- WR7146(P_ISR, IRQ_GPIO3 | IRQ_RPS1); /* Clear board's IRQ status flag. */
+ WR7146(P_IER, 0); /* Disable master interrupt. */
+ /* Clear board's IRQ status flag. */
+ WR7146(P_ISR, IRQ_GPIO3 | IRQ_RPS1);
/* Disable the watchdog timer and battery charger. */
WriteMISC2(dev, 0);
@@ -1461,7 +1492,8 @@ void ResetADC(struct comedi_device *dev, uint8_t * ppl)
* for loop to limit the slot count to 16 in case the application
* forgot to set the EOPL flag in the final slot.
*/
- for (devpriv->AdcItems = 0; devpriv->AdcItems < 16; devpriv->AdcItems++) {
+ for (devpriv->AdcItems = 0; devpriv->AdcItems < 16;
+ devpriv->AdcItems++) {
/* Convert application's poll list item to private board class
* format. Each app poll list item is an uint8_t with form
* (EOPL,x,x,RANGE,CHAN<3:0>), where RANGE code indicates 0 =
@@ -1472,7 +1504,8 @@ void ResetADC(struct comedi_device *dev, uint8_t * ppl)
GSEL_BIPOLAR10V);
/* Switch ADC analog gain. */
- *pRPS++ = RPS_LDREG | (P_DEBICMD >> 2); /* Write DEBI command */
+ /* Write DEBI command */
+ *pRPS++ = RPS_LDREG | (P_DEBICMD >> 2);
/* and address to */
/* shadow RAM. */
*pRPS++ = DEBI_CMD_WRWORD | LP_GSEL;
@@ -1480,9 +1513,10 @@ void ResetADC(struct comedi_device *dev, uint8_t * ppl)
/* immediate data to */
/* shadow RAM. */
*pRPS++ = LocalPPL;
- *pRPS++ = RPS_CLRSIGNAL | RPS_DEBI; /* Reset "shadow RAM uploaded" */
+ /*Reset "shadow RAM uploaded"*/
+ *pRPS++ = RPS_CLRSIGNAL | RPS_DEBI;
/* flag. */
- *pRPS++ = RPS_UPLOAD | RPS_DEBI; /* Invoke shadow RAM upload. */
+ *pRPS++ = RPS_UPLOAD | RPS_DEBI;/* Invoke shadow RAM upload. */
*pRPS++ = RPS_PAUSE | RPS_DEBI; /* Wait for shadow upload to */
/* finish. */
@@ -1514,7 +1548,7 @@ void ResetADC(struct comedi_device *dev, uint8_t * ppl)
(unsigned long)devpriv->RPSBuf.LogicalBase);
for (i = 0; i < (10 * RPSCLK_PER_US / 2); i++) {
JmpAdrs += 8; /* Repeat to implement time delay: */
- *pRPS++ = RPS_JUMP; /* Jump to next RPS instruction. */
+ *pRPS++ = RPS_JUMP;/* Jump to next RPS instruction. */
*pRPS++ = JmpAdrs;
}
@@ -1525,29 +1559,34 @@ void ResetADC(struct comedi_device *dev, uint8_t * ppl)
*pRPS++ = RPS_CLRSIGNAL | RPS_SIGADC;
}
/* Start ADC by pulsing GPIO1. */
- *pRPS++ = RPS_LDREG | (P_GPIO >> 2); /* Begin ADC Start pulse. */
+ /* Begin ADC Start pulse. */
+ *pRPS++ = RPS_LDREG | (P_GPIO >> 2);
*pRPS++ = GPIO_BASE | GPIO1_LO;
*pRPS++ = RPS_NOP;
/* VERSION 2.03 CHANGE: STRETCH OUT ADC START PULSE. */
- *pRPS++ = RPS_LDREG | (P_GPIO >> 2); /* End ADC Start pulse. */
+ /* End ADC Start pulse. */
+ *pRPS++ = RPS_LDREG | (P_GPIO >> 2);
*pRPS++ = GPIO_BASE | GPIO1_HI;
/* Wait for ADC to complete (GPIO2 is asserted high when ADC not
* busy) and for data from previous conversion to shift into FB
* BUFFER 1 register.
*/
- *pRPS++ = RPS_PAUSE | RPS_GPIO2; /* Wait for ADC done. */
+ /* Wait for ADC done. */
+ *pRPS++ = RPS_PAUSE | RPS_GPIO2;
- /* Transfer ADC data from FB BUFFER 1 register to DMA buffer. */
+ /* Transfer ADC data from FB BUFFER 1 register
+ to DMA buffer. */
*pRPS++ = RPS_STREG | (BUGFIX_STREG(P_FB_BUFFER1) >> 2);
*pRPS++ =
(uint32_t) devpriv->ANABuf.PhysicalBase +
(devpriv->AdcItems << 2);
- /* If this slot's EndOfPollList flag is set, all channels have */
- /* now been processed. */
+ /* If this slot's EndOfPollList flag is set,
+ all channels have now been processed. */
if (*ppl++ & EOPL) {
- devpriv->AdcItems++; /* Adjust poll list item count. */
+ /* Adjust poll list item count. */
+ devpriv->AdcItems++;
break; /* Exit poll list processing loop. */
}
}
@@ -1584,7 +1623,8 @@ void ResetADC(struct comedi_device *dev, uint8_t * ppl)
(uint32_t) devpriv->ANABuf.PhysicalBase + (devpriv->AdcItems << 2);
/* Indicate ADC scan loop is finished. */
- /* *pRPS++= RPS_CLRSIGNAL | RPS_SIGADC ; // Signal ReadADC() that scan is done. */
+ /* *pRPS++= RPS_CLRSIGNAL | RPS_SIGADC ;
+ // Signal ReadADC() that scan is done. */
/* invoke interrupt */
if (devpriv->ai_cmd_running == 1) {
@@ -1607,7 +1647,9 @@ static int s626_ai_insn_config(struct comedi_device *dev,
return -EINVAL;
}
-/* static int s626_ai_rinsn(struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data) */
+/* static int s626_ai_rinsn(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,unsigned int *data) */
/* { */
/* register uint8_t i; */
/* register int32_t *readaddr; */
@@ -1822,7 +1864,8 @@ static int s626_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
case TRIG_FOLLOW:
break;
case TRIG_TIMER:
- /* set a conter to generate adc trigger at scan_begin_arg interval */
+ /* set a conter to generate adc trigger
+ at scan_begin_arg interval */
k = &encpriv[5];
tick = s626_ns_to_timer((int *)&cmd->scan_begin_arg,
cmd->flags & TRIG_ROUND_MASK);
@@ -1849,7 +1892,8 @@ static int s626_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
case TRIG_NOW:
break;
case TRIG_TIMER:
- /* set a conter to generate adc trigger at convert_arg interval */
+ /* set a conter to generate adc trigger
+ at convert_arg interval */
k = &encpriv[4];
tick = s626_ns_to_timer((int *)&cmd->convert_arg,
cmd->flags & TRIG_ROUND_MASK);
@@ -1858,8 +1902,7 @@ static int s626_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
s626_timer_load(dev, k, tick);
k->SetEnable(dev, k, CLKENAB_INDEX);
- DEBUG
- ("s626_ai_cmd: convert trigger timer is set with value %d\n",
+ printk(KERN_DEBUG "s626_ai_cmd: convert trigger timer is set with value %d\n",
tick);
break;
case TRIG_EXT:
@@ -2178,13 +2221,17 @@ static void s626_dio_init(struct comedi_device *dev)
/* For each group of sixteen channels ... */
for (group = 0; group < S626_DIO_BANKS; group++) {
s = dev->subdevices + 2 + group;
- DEBIwrite(dev, diopriv->WRIntSel, 0); /* Disable all interrupts. */
- DEBIwrite(dev, diopriv->WRCapSel, 0xFFFF); /* Disable all event */
+ /* Disable all interrupts. */
+ DEBIwrite(dev, diopriv->WRIntSel, 0);
+ /* Disable all event */
+ DEBIwrite(dev, diopriv->WRCapSel, 0xFFFF);
/* captures. */
- DEBIwrite(dev, diopriv->WREdgSel, 0); /* Init all DIOs to */
+ /* Init all DIOs to */
+ DEBIwrite(dev, diopriv->WREdgSel, 0);
/* default edge */
/* polarity. */
- DEBIwrite(dev, diopriv->WRDOut, 0); /* Program all outputs */
+ /* Program all outputs */
+ DEBIwrite(dev, diopriv->WRDOut, 0);
/* to inactive state. */
}
DEBUG("s626_dio_init: DIO initialized\n");
@@ -2206,8 +2253,7 @@ static int s626_dio_insn_bits(struct comedi_device *dev,
return 0;
if (insn->n != 2) {
- printk
- ("comedi%d: s626: s626_dio_insn_bits(): Invalid instruction length\n",
+ printk(KERN_ERR "comedi%d: s626: s626_dio_insn_bits(): Invalid instruction length\n",
dev->minor);
return -EINVAL;
}
@@ -2308,11 +2354,10 @@ static int s626_dio_set_irq(struct comedi_device *dev, unsigned int chan)
return 0;
}
-static int s626_dio_reset_irq(struct comedi_device *dev, unsigned int group,
- unsigned int mask)
+static int s626_dio_reset_irq(struct comedi_device *dev,
+ unsigned int group, unsigned int mask)
{
- DEBUG
- ("s626_dio_reset_irq: disable interrupt on dio channel %d group %d\n",
+ printk(KERN_DEBUG "s626_dio_reset_irq: disable interrupt on dio channel %d group %d\n",
mask, group);
/* disable edge capture write command */
@@ -2353,8 +2398,8 @@ static int s626_enc_insn_config(struct comedi_device *dev,
{
uint16_t Setup = (LOADSRC_INDX << BF_LOADSRC) | /* Preload upon */
/* index. */
- (INDXSRC_SOFT << BF_INDXSRC) | /* Disable hardware index. */
- (CLKSRC_COUNTER << BF_CLKSRC) | /* Operating mode is Counter. */
+ (INDXSRC_SOFT << BF_INDXSRC) | /* Disable hardware index. */
+ (CLKSRC_COUNTER << BF_CLKSRC) | /* Operating mode is Counter. */
(CLKPOL_POS << BF_CLKPOL) | /* Active high clock. */
/* ( CNTDIR_UP << BF_CLKPOL ) | // Count direction is Down. */
(CLKMULT_1X << BF_CLKMULT) | /* Clock multiplier is 1x. */
@@ -2465,7 +2510,8 @@ static void s626_timer_load(struct comedi_device *dev, struct enc_private *k,
static uint8_t trimchan[] = { 10, 9, 8, 3, 2, 7, 6, 1, 0, 5, 4 };
/* TrimDac LogicalChan-to-EepromAdrs mapping table. */
-static uint8_t trimadrs[] = { 0x40, 0x41, 0x42, 0x50, 0x51, 0x52, 0x53, 0x60, 0x61, 0x62, 0x63 };
+static uint8_t trimadrs[] = { 0x40, 0x41, 0x42, 0x50, 0x51, 0x52,
+ 0x53, 0x60, 0x61, 0x62, 0x63 };
static void LoadTrimDACs(struct comedi_device *dev)
{
@@ -2481,7 +2527,8 @@ static void WriteTrimDAC(struct comedi_device *dev, uint8_t LogicalChan,
{
uint32_t chan;
- /* Save the new setpoint in case the application needs to read it back later. */
+ /* Save the new setpoint in case the application needs
+ to read it back later. */
devpriv->TrimSetpoint[LogicalChan] = (uint8_t) DacData;
/* Map logical channel number to physical channel number. */
@@ -2543,7 +2590,7 @@ static uint8_t I2Cread(struct comedi_device *dev, uint8_t addr)
/* Byte1 receives */
/* uint8_t from */
/* EEPROM. */
- |I2C_B0(I2C_ATTRNOP, 0))) { /* Byte0 = Not sent. */
+ |I2C_B0(I2C_ATTRNOP, 0))) {/* Byte0 = Not sent. */
/* Abort function and declare error if handshake failed. */
DEBUG("I2Cread: error handshake I2Cread b\n");
@@ -2623,10 +2670,11 @@ static void SetDAC(struct comedi_device *dev, uint16_t chan, short dacdata)
* running after the packet has been sent to the target DAC.
*/
SendDAC(dev, 0x0F000000
- /* Continue clock after target DAC data (write to non-existent trimdac). */
+ /* Continue clock after target DAC data
+ (write to non-existent trimdac). */
| 0x00004000
- /* Address the two main dual-DAC devices (TSL's chip select enables
- * target device). */
+ /* Address the two main dual-DAC devices
+ (TSL's chip select enables target device). */
| ((uint32_t) (chan & 1) << 15)
/* Address the DAC channel within the device. */
| (uint32_t) dacdata); /* Include DAC setpoint data. */
@@ -2760,10 +2808,13 @@ static void SendDAC(struct comedi_device *dev, uint32_t val)
static void WriteMISC2(struct comedi_device *dev, uint16_t NewImage)
{
- DEBIwrite(dev, LP_MISC1, MISC1_WENABLE); /* enab writes to */
+ /* enab writes to */
+ DEBIwrite(dev, LP_MISC1, MISC1_WENABLE);
/* MISC2 register. */
- DEBIwrite(dev, LP_WRMISC2, NewImage); /* Write new image to MISC2. */
- DEBIwrite(dev, LP_MISC1, MISC1_WDISABLE); /* Disable writes to MISC2. */
+ /* Write new image to MISC2. */
+ DEBIwrite(dev, LP_WRMISC2, NewImage);
+ /* Disable writes to MISC2. */
+ DEBIwrite(dev, LP_MISC1, MISC1_WDISABLE);
}
/* Initialize the DEBI interface for all transfers. */
@@ -2866,7 +2917,8 @@ static void CloseDMAB(struct comedi_device *dev, struct bufferDMA *pdma,
* 2=2A, 3=0B, 4=1B, 5=2B.
*/
-/* Forward declarations for functions that are common to both A and B counters: */
+/* Forward declarations for functions that are common
+ to both A and B counters: */
/* ****** PRIVATE COUNTER FUNCTIONS ****** */
@@ -2919,22 +2971,44 @@ static uint16_t GetMode_A(struct comedi_device *dev, struct enc_private *k)
/* Populate the standardized counter setup bit fields. Note: */
/* IndexSrc is restricted to ENC_X or IndxPol. */
setup = ((cra & STDMSK_LOADSRC) /* LoadSrc = LoadSrcA. */
- |((crb << (STDBIT_LATCHSRC - CRBBIT_LATCHSRC)) & STDMSK_LATCHSRC) /* LatchSrc = LatchSrcA. */
- |((cra << (STDBIT_INTSRC - CRABIT_INTSRC_A)) & STDMSK_INTSRC) /* IntSrc = IntSrcA. */
- |((cra << (STDBIT_INDXSRC - (CRABIT_INDXSRC_A + 1))) & STDMSK_INDXSRC) /* IndxSrc = IndxSrcA<1>. */
- |((cra >> (CRABIT_INDXPOL_A - STDBIT_INDXPOL)) & STDMSK_INDXPOL) /* IndxPol = IndxPolA. */
- |((crb >> (CRBBIT_CLKENAB_A - STDBIT_CLKENAB)) & STDMSK_CLKENAB)); /* ClkEnab = ClkEnabA. */
+ /* LatchSrc = LatchSrcA. */
+ |((crb << (STDBIT_LATCHSRC - CRBBIT_LATCHSRC)) &
+ STDMSK_LATCHSRC)
+ /* IntSrc = IntSrcA. */
+ |((cra << (STDBIT_INTSRC - CRABIT_INTSRC_A)) &
+ STDMSK_INTSRC)
+ /* IndxSrc = IndxSrcA<1>. */
+ |((cra << (STDBIT_INDXSRC - (CRABIT_INDXSRC_A + 1))) &
+ STDMSK_INDXSRC)
+ /* IndxPol = IndxPolA. */
+ |((cra >> (CRABIT_INDXPOL_A - STDBIT_INDXPOL)) &
+ STDMSK_INDXPOL)
+ /* ClkEnab = ClkEnabA. */
+ |((crb >> (CRBBIT_CLKENAB_A - STDBIT_CLKENAB)) &
+ STDMSK_CLKENAB));
/* Adjust mode-dependent parameters. */
- if (cra & (2 << CRABIT_CLKSRC_A)) /* If Timer mode (ClkSrcA<1> == 1): */
- setup |= ((CLKSRC_TIMER << STDBIT_CLKSRC) /* Indicate Timer mode. */
- |((cra << (STDBIT_CLKPOL - CRABIT_CLKSRC_A)) & STDMSK_CLKPOL) /* Set ClkPol to indicate count direction (ClkSrcA<0>). */
- |(MULT_X1 << STDBIT_CLKMULT)); /* ClkMult must be 1x in Timer mode. */
+ /* If Timer mode (ClkSrcA<1> == 1): */
+ if (cra & (2 << CRABIT_CLKSRC_A))
+ /* Indicate Timer mode. */
+ setup |= ((CLKSRC_TIMER << STDBIT_CLKSRC)
+ /* Set ClkPol to indicate count direction
+ (ClkSrcA<0>). */
+ |((cra << (STDBIT_CLKPOL - CRABIT_CLKSRC_A)) &
+ STDMSK_CLKPOL)
+ /* ClkMult must be 1x in Timer mode. */
+ |(MULT_X1 << STDBIT_CLKMULT));
else /* If Counter mode (ClkSrcA<1> == 0): */
- setup |= ((CLKSRC_COUNTER << STDBIT_CLKSRC) /* Indicate Counter mode. */
- |((cra >> (CRABIT_CLKPOL_A - STDBIT_CLKPOL)) & STDMSK_CLKPOL) /* Pass through ClkPol. */
- |(((cra & CRAMSK_CLKMULT_A) == (MULT_X0 << CRABIT_CLKMULT_A)) ? /* Force ClkMult to 1x if not legal, else pass through. */
+ /* Indicate Counter mode. */
+ setup |= ((CLKSRC_COUNTER << STDBIT_CLKSRC)
+ /* Pass through ClkPol. */
+ |((cra >> (CRABIT_CLKPOL_A - STDBIT_CLKPOL)) &
+ STDMSK_CLKPOL)
+ /* Force ClkMult to 1x if not legal,
+ else pass through. */
+ |(((cra & CRAMSK_CLKMULT_A) ==
+ (MULT_X0 << CRABIT_CLKMULT_A)) ?
(MULT_X1 << STDBIT_CLKMULT) :
((cra >> (CRABIT_CLKMULT_A -
STDBIT_CLKMULT)) & STDMSK_CLKMULT)));
@@ -2955,28 +3029,56 @@ static uint16_t GetMode_B(struct comedi_device *dev, struct enc_private *k)
/* Populate the standardized counter setup bit fields. Note: */
/* IndexSrc is restricted to ENC_X or IndxPol. */
- setup = (((crb << (STDBIT_INTSRC - CRBBIT_INTSRC_B)) & STDMSK_INTSRC) /* IntSrc = IntSrcB. */
- |((crb << (STDBIT_LATCHSRC - CRBBIT_LATCHSRC)) & STDMSK_LATCHSRC) /* LatchSrc = LatchSrcB. */
- |((crb << (STDBIT_LOADSRC - CRBBIT_LOADSRC_B)) & STDMSK_LOADSRC) /* LoadSrc = LoadSrcB. */
- |((crb << (STDBIT_INDXPOL - CRBBIT_INDXPOL_B)) & STDMSK_INDXPOL) /* IndxPol = IndxPolB. */
- |((crb >> (CRBBIT_CLKENAB_B - STDBIT_CLKENAB)) & STDMSK_CLKENAB) /* ClkEnab = ClkEnabB. */
- |((cra >> ((CRABIT_INDXSRC_B + 1) - STDBIT_INDXSRC)) & STDMSK_INDXSRC)); /* IndxSrc = IndxSrcB<1>. */
+ /* IntSrc = IntSrcB. */
+ setup = (((crb << (STDBIT_INTSRC - CRBBIT_INTSRC_B)) &
+ STDMSK_INTSRC)
+ /* LatchSrc = LatchSrcB. */
+ |((crb << (STDBIT_LATCHSRC - CRBBIT_LATCHSRC)) &
+ STDMSK_LATCHSRC)
+ /* LoadSrc = LoadSrcB. */
+ |((crb << (STDBIT_LOADSRC - CRBBIT_LOADSRC_B)) &
+ STDMSK_LOADSRC)
+ /* IndxPol = IndxPolB. */
+ |((crb << (STDBIT_INDXPOL - CRBBIT_INDXPOL_B)) &
+ STDMSK_INDXPOL)
+ /* ClkEnab = ClkEnabB. */
+ |((crb >> (CRBBIT_CLKENAB_B - STDBIT_CLKENAB)) &
+ STDMSK_CLKENAB)
+ /* IndxSrc = IndxSrcB<1>. */
+ |((cra >> ((CRABIT_INDXSRC_B + 1) - STDBIT_INDXSRC)) &
+ STDMSK_INDXSRC));
/* Adjust mode-dependent parameters. */
- if ((crb & CRBMSK_CLKMULT_B) == (MULT_X0 << CRBBIT_CLKMULT_B)) /* If Extender mode (ClkMultB == MULT_X0): */
- setup |= ((CLKSRC_EXTENDER << STDBIT_CLKSRC) /* Indicate Extender mode. */
- |(MULT_X1 << STDBIT_CLKMULT) /* Indicate multiplier is 1x. */
- |((cra >> (CRABIT_CLKSRC_B - STDBIT_CLKPOL)) & STDMSK_CLKPOL)); /* Set ClkPol equal to Timer count direction (ClkSrcB<0>). */
-
- else if (cra & (2 << CRABIT_CLKSRC_B)) /* If Timer mode (ClkSrcB<1> == 1): */
- setup |= ((CLKSRC_TIMER << STDBIT_CLKSRC) /* Indicate Timer mode. */
- |(MULT_X1 << STDBIT_CLKMULT) /* Indicate multiplier is 1x. */
- |((cra >> (CRABIT_CLKSRC_B - STDBIT_CLKPOL)) & STDMSK_CLKPOL)); /* Set ClkPol equal to Timer count direction (ClkSrcB<0>). */
+ /* If Extender mode (ClkMultB == MULT_X0): */
+ if ((crb & CRBMSK_CLKMULT_B) == (MULT_X0 << CRBBIT_CLKMULT_B))
+ /* Indicate Extender mode. */
+ setup |= ((CLKSRC_EXTENDER << STDBIT_CLKSRC)
+ /* Indicate multiplier is 1x. */
+ |(MULT_X1 << STDBIT_CLKMULT)
+ /* Set ClkPol equal to Timer count direction
+ (ClkSrcB<0>). */
+ |((cra >> (CRABIT_CLKSRC_B - STDBIT_CLKPOL)) &
+ STDMSK_CLKPOL));
+ /* If Timer mode (ClkSrcB<1> == 1): */
+ else if (cra & (2 << CRABIT_CLKSRC_B))
+ /* Indicate Timer mode. */
+ setup |= ((CLKSRC_TIMER << STDBIT_CLKSRC)
+ /* Indicate multiplier is 1x. */
+ |(MULT_X1 << STDBIT_CLKMULT)
+ /* Set ClkPol equal to Timer count direction
+ (ClkSrcB<0>). */
+ |((cra >> (CRABIT_CLKSRC_B - STDBIT_CLKPOL)) &
+ STDMSK_CLKPOL));
else /* If Counter mode (ClkSrcB<1> == 0): */
- setup |= ((CLKSRC_COUNTER << STDBIT_CLKSRC) /* Indicate Timer mode. */
- |((crb >> (CRBBIT_CLKMULT_B - STDBIT_CLKMULT)) & STDMSK_CLKMULT) /* Clock multiplier is passed through. */
- |((crb << (STDBIT_CLKPOL - CRBBIT_CLKPOL_B)) & STDMSK_CLKPOL)); /* Clock polarity is passed through. */
+ /* Indicate Timer mode. */
+ setup |= ((CLKSRC_COUNTER << STDBIT_CLKSRC)
+ /* Clock multiplier is passed through. */
+ |((crb >> (CRBBIT_CLKMULT_B - STDBIT_CLKMULT)) &
+ STDMSK_CLKMULT)
+ /* Clock polarity is passed through. */
+ |((crb << (STDBIT_CLKPOL - CRBBIT_CLKPOL_B)) &
+ STDMSK_CLKPOL));
/* Return adjusted counter setup. */
return setup;
@@ -2994,14 +3096,20 @@ static void SetMode_A(struct comedi_device *dev, struct enc_private *k,
{
register uint16_t cra;
register uint16_t crb;
- register uint16_t setup = Setup; /* Cache the Standard Setup. */
+ register uint16_t setup = Setup; /* Cache the Standard Setup. */
/* Initialize CRA and CRB images. */
- cra = ((setup & CRAMSK_LOADSRC_A) /* Preload trigger is passed through. */
- |((setup & STDMSK_INDXSRC) >> (STDBIT_INDXSRC - (CRABIT_INDXSRC_A + 1)))); /* IndexSrc is restricted to ENC_X or IndxPol. */
-
- crb = (CRBMSK_INTRESETCMD | CRBMSK_INTRESET_A /* Reset any pending CounterA event captures. */
- | ((setup & STDMSK_CLKENAB) << (CRBBIT_CLKENAB_A - STDBIT_CLKENAB))); /* Clock enable is passed through. */
+ /* Preload trigger is passed through. */
+ cra = ((setup & CRAMSK_LOADSRC_A)
+ /* IndexSrc is restricted to ENC_X or IndxPol. */
+ |((setup & STDMSK_INDXSRC) >>
+ (STDBIT_INDXSRC - (CRABIT_INDXSRC_A + 1))));
+
+ /* Reset any pending CounterA event captures. */
+ crb = (CRBMSK_INTRESETCMD | CRBMSK_INTRESET_A
+ /* Clock enable is passed through. */
+ | ((setup & STDMSK_CLKENAB) <<
+ (CRBBIT_CLKENAB_A - STDBIT_CLKENAB)));
/* Force IntSrc to Disabled if DisableIntSrc is asserted. */
if (!DisableIntSrc)
@@ -3014,16 +3122,28 @@ static void SetMode_A(struct comedi_device *dev, struct enc_private *k,
/* (Extender valid only for B counters). */
case CLKSRC_TIMER: /* Timer Mode: */
- cra |= ((2 << CRABIT_CLKSRC_A) /* ClkSrcA<1> selects system clock */
- |((setup & STDMSK_CLKPOL) >> (STDBIT_CLKPOL - CRABIT_CLKSRC_A)) /* with count direction (ClkSrcA<0>) obtained from ClkPol. */
- |(1 << CRABIT_CLKPOL_A) /* ClkPolA behaves as always-on clock enable. */
- |(MULT_X1 << CRABIT_CLKMULT_A)); /* ClkMult must be 1x. */
+ /* ClkSrcA<1> selects system clock */
+ cra |= ((2 << CRABIT_CLKSRC_A)
+ /* with count direction (ClkSrcA<0>)
+ obtained from ClkPol. */
+ |((setup & STDMSK_CLKPOL) >>
+ (STDBIT_CLKPOL - CRABIT_CLKSRC_A))
+ /* ClkPolA behaves as always-on clock enable. */
+ |(1 << CRABIT_CLKPOL_A)
+ /* ClkMult must be 1x. */
+ |(MULT_X1 << CRABIT_CLKMULT_A));
break;
default: /* Counter Mode: */
- cra |= (CLKSRC_COUNTER /* Select ENC_C and ENC_D as clock/direction inputs. */
- | ((setup & STDMSK_CLKPOL) << (CRABIT_CLKPOL_A - STDBIT_CLKPOL)) /* Clock polarity is passed through. */
- |(((setup & STDMSK_CLKMULT) == (MULT_X0 << STDBIT_CLKMULT)) ? /* Force multiplier to x1 if not legal, otherwise pass through. */
+ /* Select ENC_C and ENC_D as clock/direction inputs. */
+ cra |= (CLKSRC_COUNTER
+ /* Clock polarity is passed through. */
+ | ((setup & STDMSK_CLKPOL) <<
+ (CRABIT_CLKPOL_A - STDBIT_CLKPOL))
+ /* Force multiplier to x1 if not legal,
+ otherwise pass through. */
+ |(((setup & STDMSK_CLKMULT) ==
+ (MULT_X0 << STDBIT_CLKMULT)) ?
(MULT_X1 << CRABIT_CLKMULT_A) :
((setup & STDMSK_CLKMULT) << (CRABIT_CLKMULT_A -
STDBIT_CLKMULT))));
@@ -3055,11 +3175,18 @@ static void SetMode_B(struct comedi_device *dev, struct enc_private *k,
register uint16_t setup = Setup; /* Cache the Standard Setup. */
/* Initialize CRA and CRB images. */
- cra = ((setup & STDMSK_INDXSRC) << ((CRABIT_INDXSRC_B + 1) - STDBIT_INDXSRC)); /* IndexSrc field is restricted to ENC_X or IndxPol. */
-
- crb = (CRBMSK_INTRESETCMD | CRBMSK_INTRESET_B /* Reset event captures and disable interrupts. */
- | ((setup & STDMSK_CLKENAB) << (CRBBIT_CLKENAB_B - STDBIT_CLKENAB)) /* Clock enable is passed through. */
- |((setup & STDMSK_LOADSRC) >> (STDBIT_LOADSRC - CRBBIT_LOADSRC_B))); /* Preload trigger source is passed through. */
+ /* IndexSrc field is restricted to ENC_X or IndxPol. */
+ cra = ((setup & STDMSK_INDXSRC) <<
+ ((CRABIT_INDXSRC_B + 1) - STDBIT_INDXSRC));
+
+ /* Reset event captures and disable interrupts. */
+ crb = (CRBMSK_INTRESETCMD | CRBMSK_INTRESET_B
+ /* Clock enable is passed through. */
+ | ((setup & STDMSK_CLKENAB) <<
+ (CRBBIT_CLKENAB_B - STDBIT_CLKENAB))
+ /* Preload trigger source is passed through. */
+ |((setup & STDMSK_LOADSRC) >>
+ (STDBIT_LOADSRC - CRBBIT_LOADSRC_B)));
/* Force IntSrc to Disabled if DisableIntSrc is asserted. */
if (!DisableIntSrc)
@@ -3069,23 +3196,39 @@ static void SetMode_B(struct comedi_device *dev, struct enc_private *k,
/* Populate all mode-dependent attributes of CRA & CRB images. */
switch ((setup & STDMSK_CLKSRC) >> STDBIT_CLKSRC) {
case CLKSRC_TIMER: /* Timer Mode: */
- cra |= ((2 << CRABIT_CLKSRC_B) /* ClkSrcB<1> selects system clock */
- |((setup & STDMSK_CLKPOL) << (CRABIT_CLKSRC_B - STDBIT_CLKPOL))); /* with direction (ClkSrcB<0>) obtained from ClkPol. */
- crb |= ((1 << CRBBIT_CLKPOL_B) /* ClkPolB behaves as always-on clock enable. */
- |(MULT_X1 << CRBBIT_CLKMULT_B)); /* ClkMultB must be 1x. */
+ /* ClkSrcB<1> selects system clock */
+ cra |= ((2 << CRABIT_CLKSRC_B)
+ /* with direction (ClkSrcB<0>) obtained from ClkPol. */
+ |((setup & STDMSK_CLKPOL) <<
+ (CRABIT_CLKSRC_B - STDBIT_CLKPOL)));
+ /* ClkPolB behaves as always-on clock enable. */
+ crb |= ((1 << CRBBIT_CLKPOL_B)
+ /* ClkMultB must be 1x. */
+ |(MULT_X1 << CRBBIT_CLKMULT_B));
break;
case CLKSRC_EXTENDER: /* Extender Mode: */
- cra |= ((2 << CRABIT_CLKSRC_B) /* ClkSrcB source is OverflowA (same as "timer") */
- |((setup & STDMSK_CLKPOL) << (CRABIT_CLKSRC_B - STDBIT_CLKPOL))); /* with direction obtained from ClkPol. */
- crb |= ((1 << CRBBIT_CLKPOL_B) /* ClkPolB controls IndexB -- always set to active. */
- |(MULT_X0 << CRBBIT_CLKMULT_B)); /* ClkMultB selects OverflowA as the clock source. */
+ /* ClkSrcB source is OverflowA (same as "timer") */
+ cra |= ((2 << CRABIT_CLKSRC_B)
+ /* with direction obtained from ClkPol. */
+ |((setup & STDMSK_CLKPOL) <<
+ (CRABIT_CLKSRC_B - STDBIT_CLKPOL)));
+ /* ClkPolB controls IndexB -- always set to active. */
+ crb |= ((1 << CRBBIT_CLKPOL_B)
+ /* ClkMultB selects OverflowA as the clock source. */
+ |(MULT_X0 << CRBBIT_CLKMULT_B));
break;
default: /* Counter Mode: */
- cra |= (CLKSRC_COUNTER << CRABIT_CLKSRC_B); /* Select ENC_C and ENC_D as clock/direction inputs. */
- crb |= (((setup & STDMSK_CLKPOL) >> (STDBIT_CLKPOL - CRBBIT_CLKPOL_B)) /* ClkPol is passed through. */
- |(((setup & STDMSK_CLKMULT) == (MULT_X0 << STDBIT_CLKMULT)) ? /* Force ClkMult to x1 if not legal, otherwise pass through. */
+ /*Select ENC_C and ENC_D as clock/direction inputs. */
+ cra |= (CLKSRC_COUNTER << CRABIT_CLKSRC_B);
+ /* ClkPol is passed through. */
+ crb |= (((setup & STDMSK_CLKPOL) >>
+ (STDBIT_CLKPOL - CRBBIT_CLKPOL_B))
+ /*Force ClkMult to x1 if not legal,
+ otherwise pass through.*/
+ |(((setup & STDMSK_CLKMULT) ==
+ (MULT_X0 << STDBIT_CLKMULT)) ?
(MULT_X1 << CRBBIT_CLKMULT_B) :
((setup & STDMSK_CLKMULT) << (CRBBIT_CLKMULT_B -
STDBIT_CLKMULT))));
@@ -3109,7 +3252,8 @@ static void SetMode_B(struct comedi_device *dev, struct enc_private *k,
DEBIreplace(dev, k->MyCRB, CRBMSK_CLKENAB_A | CRBMSK_LATCHSRC, crb);
}
-/* Return/set a counter's enable. enab: 0=always enabled, 1=enabled by index. */
+/* Return/set a counter's enable. enab:
+ 0=always enabled, 1=enabled by index. */
static void SetEnable_A(struct comedi_device *dev, struct enc_private *k,
uint16_t enab)
@@ -3155,7 +3299,8 @@ static void SetLatchSource(struct comedi_device *dev, struct enc_private *k,
}
/*
- * static uint16_t GetLatchSource(struct comedi_device *dev, struct enc_private *k )
+ * static uint16_t GetLatchSource(struct comedi_device *dev,
+ * struct enc_private *k )
* {
* return ( DEBIread( dev, k->MyCRB) >> CRBBIT_LATCHSRC ) & 3;
* }
@@ -3249,61 +3394,76 @@ static uint16_t GetIntSrc_B(struct comedi_device *dev, struct enc_private *k)
/* Return/set the clock multiplier. */
-/* static void SetClkMult(struct comedi_device *dev, struct enc_private *k, uint16_t value ) */
+/* static void SetClkMult(struct comedi_device *dev, struct enc_private *k,
+ uint16_t value ) */
/* { */
-/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) & ~STDMSK_CLKMULT ) | ( value << STDBIT_CLKMULT ) ), FALSE ); */
+/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) &
+ ~STDMSK_CLKMULT ) | ( value << STDBIT_CLKMULT ) ), FALSE ); */
/* } */
-/* static uint16_t GetClkMult(struct comedi_device *dev, struct enc_private *k ) */
+/* static uint16_t GetClkMult(struct comedi_device *dev,
+ struct enc_private *k ) */
/* { */
/* return ( k->GetMode(dev, k ) >> STDBIT_CLKMULT ) & 3; */
/* } */
/* Return/set the clock polarity. */
-/* static void SetClkPol( struct comedi_device *dev,struct enc_private *k, uint16_t value ) */
+/* static void SetClkPol( struct comedi_device *dev,struct enc_private *k,
+ uint16_t value ) */
/* { */
-/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) & ~STDMSK_CLKPOL ) | ( value << STDBIT_CLKPOL ) ), FALSE ); */
+/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) &
+ ~STDMSK_CLKPOL ) | ( value << STDBIT_CLKPOL ) ), FALSE ); */
/* } */
-/* static uint16_t GetClkPol(struct comedi_device *dev, struct enc_private *k ) */
+/* static uint16_t GetClkPol(struct comedi_device *dev,
+ struct enc_private *k ) */
/* { */
/* return ( k->GetMode(dev, k ) >> STDBIT_CLKPOL ) & 1; */
/* } */
/* Return/set the clock source. */
-/* static void SetClkSrc( struct comedi_device *dev,struct enc_private *k, uint16_t value ) */
+/* static void SetClkSrc( struct comedi_device *dev,struct enc_private *k,
+ uint16_t value ) */
/* { */
-/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) & ~STDMSK_CLKSRC ) | ( value << STDBIT_CLKSRC ) ), FALSE ); */
+/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) &
+ ~STDMSK_CLKSRC ) | ( value << STDBIT_CLKSRC ) ), FALSE ); */
/* } */
-/* static uint16_t GetClkSrc( struct comedi_device *dev,struct enc_private *k ) */
+/* static uint16_t GetClkSrc( struct comedi_device *dev,
+ struct enc_private *k ) */
/* { */
/* return ( k->GetMode(dev, k ) >> STDBIT_CLKSRC ) & 3; */
/* } */
/* Return/set the index polarity. */
-/* static void SetIndexPol(struct comedi_device *dev, struct enc_private *k, uint16_t value ) */
+/* static void SetIndexPol(struct comedi_device *dev, struct enc_private *k,
+ uint16_t value ) */
/* { */
-/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) & ~STDMSK_INDXPOL ) | ( (value != 0) << STDBIT_INDXPOL ) ), FALSE ); */
+/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) &
+ ~STDMSK_INDXPOL ) | ( (value != 0) << STDBIT_INDXPOL ) ), FALSE ); */
/* } */
-/* static uint16_t GetIndexPol(struct comedi_device *dev, struct enc_private *k ) */
+/* static uint16_t GetIndexPol(struct comedi_device *dev,
+ struct enc_private *k ) */
/* { */
/* return ( k->GetMode(dev, k ) >> STDBIT_INDXPOL ) & 1; */
/* } */
/* Return/set the index source. */
-/* static void SetIndexSrc(struct comedi_device *dev, struct enc_private *k, uint16_t value ) */
+/* static void SetIndexSrc(struct comedi_device *dev, struct enc_private *k,
+ uint16_t value ) */
/* { */
/* DEBUG("SetIndexSrc: set index src enter 3700\n"); */
-/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) & ~STDMSK_INDXSRC ) | ( (value != 0) << STDBIT_INDXSRC ) ), FALSE ); */
+/* k->SetMode(dev, k, (uint16_t)( ( k->GetMode(dev, k ) &
+ ~STDMSK_INDXSRC ) | ( (value != 0) << STDBIT_INDXSRC ) ), FALSE ); */
/* } */
-/* static uint16_t GetIndexSrc(struct comedi_device *dev, struct enc_private *k ) */
+/* static uint16_t GetIndexSrc(struct comedi_device *dev,
+ struct enc_private *k ) */
/* { */
/* return ( k->GetMode(dev, k ) >> STDBIT_INDXSRC ) & 1; */
/* } */
@@ -3326,7 +3486,7 @@ static void PulseIndex_B(struct comedi_device *dev, struct enc_private *k)
{
register uint16_t crb;
- crb = DEBIread(dev, k->MyCRB) & ~CRBMSK_INTCTRL; /* Pulse index. */
+ crb = DEBIread(dev, k->MyCRB) & ~CRBMSK_INTCTRL; /* Pulse index. */
DEBIwrite(dev, k->MyCRB, (uint16_t) (crb ^ CRBMSK_INDXPOL_B));
DEBIwrite(dev, k->MyCRB, crb);
}
@@ -3337,7 +3497,8 @@ static void Preload(struct comedi_device *dev, struct enc_private *k,
uint32_t value)
{
DEBUG("Preload: preload enter\n");
- DEBIwrite(dev, (uint16_t) (k->MyLatchLsw), (uint16_t) value); /* Write value to preload register. */
+ /* Write value to preload register. */
+ DEBIwrite(dev, (uint16_t) (k->MyLatchLsw), (uint16_t) value);
DEBUG("Preload: preload step 1\n");
DEBIwrite(dev, (uint16_t) (k->MyLatchLsw + 2),
(uint16_t) (value >> 16));
@@ -3350,13 +3511,14 @@ static void CountersInit(struct comedi_device *dev)
uint16_t Setup = (LOADSRC_INDX << BF_LOADSRC) | /* Preload upon */
/* index. */
(INDXSRC_SOFT << BF_INDXSRC) | /* Disable hardware index. */
- (CLKSRC_COUNTER << BF_CLKSRC) | /* Operating mode is counter. */
+ (CLKSRC_COUNTER << BF_CLKSRC) | /* Operating mode is counter. */
(CLKPOL_POS << BF_CLKPOL) | /* Active high clock. */
(CNTDIR_UP << BF_CLKPOL) | /* Count direction is up. */
(CLKMULT_1X << BF_CLKMULT) | /* Clock multiplier is 1x. */
(CLKENAB_INDEX << BF_CLKENAB); /* Enabled by index */
- /* Disable all counter interrupts and clear any captured counter events. */
+ /* Disable all counter interrupts and clear
+ any captured counter events. */
for (chan = 0; chan < S626_ENCODER_CHANNELS; chan++) {
k = &encpriv[chan];
k->SetMode(dev, k, Setup, TRUE);
--
1.7.3.3
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