/*
* Translation table to map IntSrc into equivalent RDMISC2 event flag bits.
- * static const uint16_t event_bits[][4] =
+ * static const uint16_t s626_event_bits[][4] =
* { EVBITS(0), EVBITS(1), EVBITS(2), EVBITS(3), EVBITS(4), EVBITS(5) };
*/
/*
* Execute a DEBI transfer. This must be called from within a critical section.
*/
-static void debi_transfer(struct comedi_device *dev)
+static void s626_debi_transfer(struct comedi_device *dev)
{
struct s626_private *devpriv = dev->private;
/*
* Read a value from a gate array register.
*/
-static uint16_t debi_read(struct comedi_device *dev, uint16_t addr)
+static uint16_t s626_debi_read(struct comedi_device *dev, uint16_t addr)
{
struct s626_private *devpriv = dev->private;
writel(DEBI_CMD_RDWORD | addr, devpriv->mmio + P_DEBICMD);
/* Execute the DEBI transfer. */
- debi_transfer(dev);
+ s626_debi_transfer(dev);
return readl(devpriv->mmio + P_DEBIAD);
}
/*
* Write a value to a gate array register.
*/
-static void debi_write(struct comedi_device *dev, uint16_t addr, uint16_t wdata)
+static void s626_debi_write(struct comedi_device *dev, uint16_t addr,
+ uint16_t wdata)
{
struct s626_private *devpriv = dev->private;
writel(wdata, devpriv->mmio + P_DEBIAD);
/* Execute the DEBI transfer. */
- debi_transfer(dev);
+ s626_debi_transfer(dev);
}
/*
* specifies bits that are to be preserved, wdata is new value to be
* or'd with the masked original.
*/
-static void debi_replace(struct comedi_device *dev, unsigned int addr,
- unsigned int mask, unsigned int wdata)
+static void s626_debi_replace(struct comedi_device *dev, unsigned int addr,
+ unsigned int mask, unsigned int wdata)
{
struct s626_private *devpriv = dev->private;
unsigned int val;
addr &= 0xffff;
writel(DEBI_CMD_RDWORD | addr, devpriv->mmio + P_DEBICMD);
- debi_transfer(dev);
+ s626_debi_transfer(dev);
writel(DEBI_CMD_WRWORD | addr, devpriv->mmio + P_DEBICMD);
val = readl(devpriv->mmio + P_DEBIAD);
val &= mask;
val |= wdata;
writel(val & 0xffff, devpriv->mmio + P_DEBIAD);
- debi_transfer(dev);
+ s626_debi_transfer(dev);
}
/* ************** EEPROM ACCESS FUNCTIONS ************** */
-static uint32_t i2c_handshake(struct comedi_device *dev, uint32_t val)
+static uint32_t s626_i2c_handshake(struct comedi_device *dev, uint32_t val)
{
struct s626_private *devpriv = dev->private;
unsigned int ctrl;
}
/* Read uint8_t from EEPROM. */
-static uint8_t i2c_read(struct comedi_device *dev, uint8_t addr)
+static uint8_t s626_i2c_read(struct comedi_device *dev, uint8_t addr)
{
struct s626_private *devpriv = dev->private;
* Byte1 = EEPROM internal target address.
* Byte0 = Not sent.
*/
- if (i2c_handshake(dev, I2C_B2(I2C_ATTRSTART, devpriv->i2c_adrs) |
- I2C_B1(I2C_ATTRSTOP, addr) |
- I2C_B0(I2C_ATTRNOP, 0)))
+ if (s626_i2c_handshake(dev, I2C_B2(I2C_ATTRSTART, devpriv->i2c_adrs) |
+ I2C_B1(I2C_ATTRSTOP, addr) |
+ I2C_B0(I2C_ATTRNOP, 0)))
/* Abort function and declare error if handshake failed. */
return 0;
* Byte1 receives uint8_t from EEPROM.
* Byte0 = Not sent.
*/
- if (i2c_handshake(dev, I2C_B2(I2C_ATTRSTART, (devpriv->i2c_adrs | 1)) |
- I2C_B1(I2C_ATTRSTOP, 0) |
- I2C_B0(I2C_ATTRNOP, 0)))
+ if (s626_i2c_handshake(dev, I2C_B2(I2C_ATTRSTART,
+ (devpriv->i2c_adrs | 1)) |
+ I2C_B1(I2C_ATTRSTOP, 0) |
+ I2C_B0(I2C_ATTRNOP, 0)))
/* Abort function and declare error if handshake failed. */
return 0;
/* Slot 0 always shifts in 0xFF and store it to FB_BUFFER2. */
/* TrimDac LogicalChan-to-PhysicalChan mapping table. */
-static const uint8_t trimchan[] = { 10, 9, 8, 3, 2, 7, 6, 1, 0, 5, 4 };
+static const uint8_t s626_trimchan[] = { 10, 9, 8, 3, 2, 7, 6, 1, 0, 5, 4 };
/* TrimDac LogicalChan-to-EepromAdrs mapping table. */
-static const uint8_t trimadrs[] = {
+static const uint8_t s626_trimadrs[] = {
0x40, 0x41, 0x42, 0x50, 0x51, 0x52, 0x53, 0x60, 0x61, 0x62, 0x63
};
* channel 2. Assumes: (1) TSL2 slot records initialized, and (2)
* dacpol contains valid target image.
*/
-static void send_dac(struct comedi_device *dev, uint32_t val)
+static void s626_send_dac(struct comedi_device *dev, uint32_t val)
{
struct s626_private *devpriv = dev->private;
* and audio bit stream signals. At this point in time we must be
* assured of being in time slot 0. If we are not in slot 0, the
* serial clock and audio stream signals will be disabled; this is
- * because the following debi_write statement (which enables signals
- * to be passed through the gate array) would execute before the
- * trailing edge of WS1/WS3 (which turns off the signals), thus
+ * because the following s626_debi_write statement (which enables
+ * signals to be passed through the gate array) would execute before
+ * the trailing edge of WS1/WS3 (which turns off the signals), thus
* causing the signals to be inactive during the DAC write.
*/
- debi_write(dev, LP_DACPOL, devpriv->dacpol);
+ s626_debi_write(dev, LP_DACPOL, devpriv->dacpol);
/* TRANSFER OUTPUT DWORD VALUE INTO A2'S OUTPUT FIFO ---------------- */
/*
* Private helper function: Write setpoint to an application DAC channel.
*/
-static void set_dac(struct comedi_device *dev, uint16_t chan, short dacdata)
+static void s626_set_dac(struct comedi_device *dev, uint16_t chan,
+ short dacdata)
{
struct s626_private *devpriv = dev->private;
uint16_t signmask;
val |= ((uint32_t)(chan & 1) << 15); /* Address the DAC channel
* within the device. */
val |= (uint32_t)dacdata; /* Include DAC setpoint data. */
- send_dac(dev, val);
+ s626_send_dac(dev, val);
}
-static void write_trim_dac(struct comedi_device *dev, uint8_t logical_chan,
- uint8_t dac_data)
+static void s626_write_trim_dac(struct comedi_device *dev, uint8_t logical_chan,
+ uint8_t dac_data)
{
struct s626_private *devpriv = dev->private;
uint32_t chan;
devpriv->trim_setpoint[logical_chan] = (uint8_t)dac_data;
/* Map logical channel number to physical channel number. */
- chan = trimchan[logical_chan];
+ chan = s626_trimchan[logical_chan];
/*
* Set up TSL2 records for TrimDac write operation. All slots shift
* Address the DAC channel within the trimdac device.
* Include DAC setpoint data.
*/
- send_dac(dev, (chan << 8) | dac_data);
+ s626_send_dac(dev, (chan << 8) | dac_data);
}
-static void load_trim_dacs(struct comedi_device *dev)
+static void s626_load_trim_dacs(struct comedi_device *dev)
{
uint8_t i;
/* Copy TrimDac setpoint values from EEPROM to TrimDacs. */
- for (i = 0; i < ARRAY_SIZE(trimchan); i++)
- write_trim_dac(dev, i, i2c_read(dev, trimadrs[i]));
+ for (i = 0; i < ARRAY_SIZE(s626_trimchan); i++)
+ s626_write_trim_dac(dev, i,
+ s626_i2c_read(dev, s626_trimadrs[i]));
}
/* ****** COUNTER FUNCTIONS ******* */
/*
* Read a counter's output latch.
*/
-static uint32_t read_latch(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint32_t s626_read_latch(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
uint32_t value;
/* Latch counts and fetch LSW of latched counts value. */
- value = debi_read(dev, k->my_latch_lsw);
+ value = s626_debi_read(dev, k->my_latch_lsw);
/* Fetch MSW of latched counts and combine with LSW. */
- value |= ((uint32_t)debi_read(dev, k->my_latch_lsw + 2) << 16);
+ value |= ((uint32_t)s626_debi_read(dev, k->my_latch_lsw + 2) << 16);
/* Return latched counts. */
return value;
* access, 1: A index latches A, 2: B index latches B, 3: A overflow
* latches B.
*/
-static void set_latch_source(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t value)
+static void s626_set_latch_source(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t value)
{
- debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_LATCHSRC),
- value << CRBBIT_LATCHSRC);
+ s626_debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_LATCHSRC),
+ value << CRBBIT_LATCHSRC);
}
/*
* Write value into counter preload register.
*/
-static void preload(struct comedi_device *dev, const struct s626_enc_info *k,
- uint32_t value)
+static void s626_preload(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint32_t value)
{
- debi_write(dev, k->my_latch_lsw, value);
- debi_write(dev, k->my_latch_lsw + 2, value >> 16);
+ s626_debi_write(dev, k->my_latch_lsw, value);
+ s626_debi_write(dev, k->my_latch_lsw + 2, value >> 16);
}
/* ****** PRIVATE COUNTER FUNCTIONS ****** */
/*
* Reset a counter's index and overflow event capture flags.
*/
-static void reset_cap_flags_a(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static void s626_reset_cap_flags_a(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- debi_replace(dev, k->my_crb, ~CRBMSK_INTCTRL,
- CRBMSK_INTRESETCMD | CRBMSK_INTRESET_A);
+ s626_debi_replace(dev, k->my_crb, ~CRBMSK_INTCTRL,
+ CRBMSK_INTRESETCMD | CRBMSK_INTRESET_A);
}
-static void reset_cap_flags_b(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static void s626_reset_cap_flags_b(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- debi_replace(dev, k->my_crb, ~CRBMSK_INTCTRL,
- CRBMSK_INTRESETCMD | CRBMSK_INTRESET_B);
+ s626_debi_replace(dev, k->my_crb, ~CRBMSK_INTCTRL,
+ CRBMSK_INTRESETCMD | CRBMSK_INTRESET_B);
}
/*
* Return counter setup in a format (COUNTER_SETUP) that is consistent
* for both A and B counters.
*/
-static uint16_t get_mode_a(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_mode_a(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
uint16_t cra;
uint16_t crb;
uint16_t setup;
/* Fetch CRA and CRB register images. */
- cra = debi_read(dev, k->my_cra);
- crb = debi_read(dev, k->my_crb);
+ cra = s626_debi_read(dev, k->my_cra);
+ crb = s626_debi_read(dev, k->my_crb);
/*
* Populate the standardized counter setup bit fields.
return setup;
}
-static uint16_t get_mode_b(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_mode_b(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
uint16_t cra;
uint16_t crb;
uint16_t setup;
/* Fetch CRA and CRB register images. */
- cra = debi_read(dev, k->my_cra);
- crb = debi_read(dev, k->my_crb);
+ cra = s626_debi_read(dev, k->my_cra);
+ crb = s626_debi_read(dev, k->my_crb);
/*
* Populate the standardized counter setup bit fields.
* parameters are programmable (all other parms are ignored): ClkMult,
* ClkPol, ClkEnab, IndexSrc, IndexPol, LoadSrc.
*/
-static void set_mode_a(struct comedi_device *dev, const struct s626_enc_info *k,
- uint16_t setup, uint16_t disable_int_src)
+static void s626_set_mode_a(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t setup,
+ uint16_t disable_int_src)
{
struct s626_private *devpriv = dev->private;
uint16_t cra;
* While retaining CounterB and LatchSrc configurations, program the
* new counter operating mode.
*/
- debi_replace(dev, k->my_cra, CRAMSK_INDXSRC_B | CRAMSK_CLKSRC_B, cra);
- debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_CLKENAB_A), crb);
+ s626_debi_replace(dev, k->my_cra, CRAMSK_INDXSRC_B | CRAMSK_CLKSRC_B,
+ cra);
+ s626_debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_CLKENAB_A),
+ crb);
}
-static void set_mode_b(struct comedi_device *dev, const struct s626_enc_info *k,
- uint16_t setup, uint16_t disable_int_src)
+static void s626_set_mode_b(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t setup,
+ uint16_t disable_int_src)
{
struct s626_private *devpriv = dev->private;
uint16_t cra;
* While retaining CounterA and LatchSrc configurations, program the
* new counter operating mode.
*/
- debi_replace(dev, k->my_cra, ~(CRAMSK_INDXSRC_B | CRAMSK_CLKSRC_B),
- cra);
- debi_replace(dev, k->my_crb, CRBMSK_CLKENAB_A | CRBMSK_LATCHSRC, crb);
+ s626_debi_replace(dev, k->my_cra, ~(CRAMSK_INDXSRC_B | CRAMSK_CLKSRC_B),
+ cra);
+ s626_debi_replace(dev, k->my_crb, CRBMSK_CLKENAB_A | CRBMSK_LATCHSRC,
+ crb);
}
/*
* Return/set a counter's enable. enab: 0=always enabled, 1=enabled by index.
*/
-static void set_enable_a(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t enab)
+static void s626_set_enable_a(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t enab)
{
- debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_CLKENAB_A),
- enab << CRBBIT_CLKENAB_A);
+ s626_debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_CLKENAB_A),
+ enab << CRBBIT_CLKENAB_A);
}
-static void set_enable_b(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t enab)
+static void s626_set_enable_b(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t enab)
{
- debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_CLKENAB_B),
- enab << CRBBIT_CLKENAB_B);
+ s626_debi_replace(dev, k->my_crb, ~(CRBMSK_INTCTRL | CRBMSK_CLKENAB_B),
+ enab << CRBBIT_CLKENAB_B);
}
-static uint16_t get_enable_a(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_enable_a(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- return (debi_read(dev, k->my_crb) >> CRBBIT_CLKENAB_A) & 1;
+ return (s626_debi_read(dev, k->my_crb) >> CRBBIT_CLKENAB_A) & 1;
}
-static uint16_t get_enable_b(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_enable_b(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- return (debi_read(dev, k->my_crb) >> CRBBIT_CLKENAB_B) & 1;
+ return (s626_debi_read(dev, k->my_crb) >> CRBBIT_CLKENAB_B) & 1;
}
#ifdef unused
-static uint16_t get_latch_source(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_latch_source(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- return (debi_read(dev, k->my_crb) >> CRBBIT_LATCHSRC) & 3;
+ return (s626_debi_read(dev, k->my_crb) >> CRBBIT_LATCHSRC) & 3;
}
#endif
* register into the counter. 0=ThisCntr_Index, 1=ThisCntr_Overflow,
* 2=OverflowA (B counters only), 3=disabled.
*/
-static void set_load_trig_a(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t trig)
+static void s626_set_load_trig_a(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t trig)
{
- debi_replace(dev, k->my_cra, ~CRAMSK_LOADSRC_A,
- trig << CRABIT_LOADSRC_A);
+ s626_debi_replace(dev, k->my_cra, ~CRAMSK_LOADSRC_A,
+ trig << CRABIT_LOADSRC_A);
}
-static void set_load_trig_b(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t trig)
+static void s626_set_load_trig_b(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t trig)
{
- debi_replace(dev, k->my_crb, ~(CRBMSK_LOADSRC_B | CRBMSK_INTCTRL),
- trig << CRBBIT_LOADSRC_B);
+ s626_debi_replace(dev, k->my_crb, ~(CRBMSK_LOADSRC_B | CRBMSK_INTCTRL),
+ trig << CRBBIT_LOADSRC_B);
}
-static uint16_t get_load_trig_a(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_load_trig_a(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- return (debi_read(dev, k->my_cra) >> CRABIT_LOADSRC_A) & 3;
+ return (s626_debi_read(dev, k->my_cra) >> CRABIT_LOADSRC_A) & 3;
}
-static uint16_t get_load_trig_b(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_load_trig_b(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- return (debi_read(dev, k->my_crb) >> CRBBIT_LOADSRC_B) & 3;
+ return (s626_debi_read(dev, k->my_crb) >> CRBBIT_LOADSRC_B) & 3;
}
/*
* index/overflow events. int_source: 0=Disabled, 1=OverflowOnly,
* 2=IndexOnly, 3=IndexAndOverflow.
*/
-static void set_int_src_a(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t int_source)
+static void s626_set_int_src_a(struct comedi_device *dev,
+ const struct s626_enc_info *k,
+ uint16_t int_source)
{
struct s626_private *devpriv = dev->private;
/* Reset any pending counter overflow or index captures. */
- debi_replace(dev, k->my_crb, ~CRBMSK_INTCTRL,
- CRBMSK_INTRESETCMD | CRBMSK_INTRESET_A);
+ s626_debi_replace(dev, k->my_crb, ~CRBMSK_INTCTRL,
+ CRBMSK_INTRESETCMD | CRBMSK_INTRESET_A);
/* Program counter interrupt source. */
- debi_replace(dev, k->my_cra, ~CRAMSK_INTSRC_A,
- int_source << CRABIT_INTSRC_A);
+ s626_debi_replace(dev, k->my_cra, ~CRAMSK_INTSRC_A,
+ int_source << CRABIT_INTSRC_A);
/* Update MISC2 interrupt enable mask. */
devpriv->counter_int_enabs =
k->my_event_bits[int_source];
}
-static void set_int_src_b(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t int_source)
+static void s626_set_int_src_b(struct comedi_device *dev,
+ const struct s626_enc_info *k,
+ uint16_t int_source)
{
struct s626_private *devpriv = dev->private;
uint16_t crb;
/* Cache writeable CRB register image. */
- crb = debi_read(dev, k->my_crb) & ~CRBMSK_INTCTRL;
+ crb = s626_debi_read(dev, k->my_crb) & ~CRBMSK_INTCTRL;
/* Reset any pending counter overflow or index captures. */
- debi_write(dev, k->my_crb,
- (uint16_t)(crb | CRBMSK_INTRESETCMD | CRBMSK_INTRESET_B));
+ s626_debi_write(dev, k->my_crb,
+ (crb | CRBMSK_INTRESETCMD | CRBMSK_INTRESET_B));
/* Program counter interrupt source. */
- debi_write(dev, k->my_crb,
- (uint16_t)((crb & ~CRBMSK_INTSRC_B) |
- (int_source << CRBBIT_INTSRC_B)));
+ s626_debi_write(dev, k->my_crb,
+ ((crb & ~CRBMSK_INTSRC_B) |
+ (int_source << CRBBIT_INTSRC_B)));
/* Update MISC2 interrupt enable mask. */
devpriv->counter_int_enabs =
k->my_event_bits[int_source];
}
-static uint16_t get_int_src_a(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_int_src_a(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- return (debi_read(dev, k->my_cra) >> CRABIT_INTSRC_A) & 3;
+ return (s626_debi_read(dev, k->my_cra) >> CRABIT_INTSRC_A) & 3;
}
-static uint16_t get_int_src_b(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_int_src_b(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
- return (debi_read(dev, k->my_crb) >> CRBBIT_INTSRC_B) & 3;
+ return (s626_debi_read(dev, k->my_crb) >> CRBBIT_INTSRC_B) & 3;
}
#ifdef unused
/*
* Return/set the clock multiplier.
*/
-static void set_clk_mult(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t value)
+static void s626_set_clk_mult(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t value)
{
k->set_mode(dev, k, ((k->get_mode(dev, k) & ~STDMSK_CLKMULT) |
(value << STDBIT_CLKMULT)), false);
}
-static uint16_t get_clk_mult(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_clk_mult(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
return (k->get_mode(dev, k) >> STDBIT_CLKMULT) & 3;
}
/*
* Return/set the clock polarity.
*/
-static void set_clk_pol(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t value)
+static void s626_set_clk_pol(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t value)
{
k->set_mode(dev, k, ((k->get_mode(dev, k) & ~STDMSK_CLKPOL) |
(value << STDBIT_CLKPOL)), false);
}
-static uint16_t get_clk_pol(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_clk_pol(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
return (k->get_mode(dev, k) >> STDBIT_CLKPOL) & 1;
}
/*
* Return/set the clock source.
*/
-static void set_clk_src(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t value)
+static void s626_set_clk_src(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t value)
{
k->set_mode(dev, k, ((k->get_mode(dev, k) & ~STDMSK_CLKSRC) |
(value << STDBIT_CLKSRC)), false);
}
-static uint16_t get_clk_src(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_clk_src(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
return (k->get_mode(dev, k) >> STDBIT_CLKSRC) & 3;
}
/*
* Return/set the index polarity.
*/
-static void set_index_pol(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t value)
+static void s626_set_index_pol(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t value)
{
k->set_mode(dev, k, ((k->get_mode(dev, k) & ~STDMSK_INDXPOL) |
((value != 0) << STDBIT_INDXPOL)), false);
}
-static uint16_t get_index_pol(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_index_pol(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
return (k->get_mode(dev, k) >> STDBIT_INDXPOL) & 1;
}
/*
* Return/set the index source.
*/
-static void set_index_src(struct comedi_device *dev,
- const struct s626_enc_info *k, uint16_t value)
+static void s626_set_index_src(struct comedi_device *dev,
+ const struct s626_enc_info *k, uint16_t value)
{
k->set_mode(dev, k, ((k->get_mode(dev, k) & ~STDMSK_INDXSRC) |
((value != 0) << STDBIT_INDXSRC)), false);
}
-static uint16_t get_index_src(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static uint16_t s626_get_index_src(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
return (k->get_mode(dev, k) >> STDBIT_INDXSRC) & 1;
}
/*
* Generate an index pulse.
*/
-static void pulse_index_a(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static void s626_pulse_index_a(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
uint16_t cra;
- cra = debi_read(dev, k->my_cra);
+ cra = s626_debi_read(dev, k->my_cra);
/* Pulse index. */
- debi_write(dev, k->my_cra, (cra ^ CRAMSK_INDXPOL_A));
- debi_write(dev, k->my_cra, cra);
+ s626_debi_write(dev, k->my_cra, (cra ^ CRAMSK_INDXPOL_A));
+ s626_debi_write(dev, k->my_cra, cra);
}
-static void pulse_index_b(struct comedi_device *dev,
- const struct s626_enc_info *k)
+static void s626_pulse_index_b(struct comedi_device *dev,
+ const struct s626_enc_info *k)
{
uint16_t crb;
- crb = debi_read(dev, k->my_crb) & ~CRBMSK_INTCTRL;
+ crb = s626_debi_read(dev, k->my_crb) & ~CRBMSK_INTCTRL;
/* Pulse index. */
- debi_write(dev, k->my_crb, (crb ^ CRBMSK_INDXPOL_B));
- debi_write(dev, k->my_crb, crb);
+ s626_debi_write(dev, k->my_crb, (crb ^ CRBMSK_INDXPOL_B));
+ s626_debi_write(dev, k->my_crb, crb);
}
static const struct s626_enc_info s626_enc_chan_info[] = {
{
- .get_enable = get_enable_a,
- .get_int_src = get_int_src_a,
- .get_load_trig = get_load_trig_a,
- .get_mode = get_mode_a,
- .pulse_index = pulse_index_a,
- .set_enable = set_enable_a,
- .set_int_src = set_int_src_a,
- .set_load_trig = set_load_trig_a,
- .set_mode = set_mode_a,
- .reset_cap_flags = reset_cap_flags_a,
+ .get_enable = s626_get_enable_a,
+ .get_int_src = s626_get_int_src_a,
+ .get_load_trig = s626_get_load_trig_a,
+ .get_mode = s626_get_mode_a,
+ .pulse_index = s626_pulse_index_a,
+ .set_enable = s626_set_enable_a,
+ .set_int_src = s626_set_int_src_a,
+ .set_load_trig = s626_set_load_trig_a,
+ .set_mode = s626_set_mode_a,
+ .reset_cap_flags = s626_reset_cap_flags_a,
.my_cra = LP_CR0A,
.my_crb = LP_CR0B,
.my_latch_lsw = LP_CNTR0ALSW,
.my_event_bits = EVBITS(0),
}, {
- .get_enable = get_enable_a,
- .get_int_src = get_int_src_a,
- .get_load_trig = get_load_trig_a,
- .get_mode = get_mode_a,
- .pulse_index = pulse_index_a,
- .set_enable = set_enable_a,
- .set_int_src = set_int_src_a,
- .set_load_trig = set_load_trig_a,
- .set_mode = set_mode_a,
- .reset_cap_flags = reset_cap_flags_a,
+ .get_enable = s626_get_enable_a,
+ .get_int_src = s626_get_int_src_a,
+ .get_load_trig = s626_get_load_trig_a,
+ .get_mode = s626_get_mode_a,
+ .pulse_index = s626_pulse_index_a,
+ .set_enable = s626_set_enable_a,
+ .set_int_src = s626_set_int_src_a,
+ .set_load_trig = s626_set_load_trig_a,
+ .set_mode = s626_set_mode_a,
+ .reset_cap_flags = s626_reset_cap_flags_a,
.my_cra = LP_CR1A,
.my_crb = LP_CR1B,
.my_latch_lsw = LP_CNTR1ALSW,
.my_event_bits = EVBITS(1),
}, {
- .get_enable = get_enable_a,
- .get_int_src = get_int_src_a,
- .get_load_trig = get_load_trig_a,
- .get_mode = get_mode_a,
- .pulse_index = pulse_index_a,
- .set_enable = set_enable_a,
- .set_int_src = set_int_src_a,
- .set_load_trig = set_load_trig_a,
- .set_mode = set_mode_a,
- .reset_cap_flags = reset_cap_flags_a,
+ .get_enable = s626_get_enable_a,
+ .get_int_src = s626_get_int_src_a,
+ .get_load_trig = s626_get_load_trig_a,
+ .get_mode = s626_get_mode_a,
+ .pulse_index = s626_pulse_index_a,
+ .set_enable = s626_set_enable_a,
+ .set_int_src = s626_set_int_src_a,
+ .set_load_trig = s626_set_load_trig_a,
+ .set_mode = s626_set_mode_a,
+ .reset_cap_flags = s626_reset_cap_flags_a,
.my_cra = LP_CR2A,
.my_crb = LP_CR2B,
.my_latch_lsw = LP_CNTR2ALSW,
.my_event_bits = EVBITS(2),
}, {
- .get_enable = get_enable_b,
- .get_int_src = get_int_src_b,
- .get_load_trig = get_load_trig_b,
- .get_mode = get_mode_b,
- .pulse_index = pulse_index_b,
- .set_enable = set_enable_b,
- .set_int_src = set_int_src_b,
- .set_load_trig = set_load_trig_b,
- .set_mode = set_mode_b,
- .reset_cap_flags = reset_cap_flags_b,
+ .get_enable = s626_get_enable_b,
+ .get_int_src = s626_get_int_src_b,
+ .get_load_trig = s626_get_load_trig_b,
+ .get_mode = s626_get_mode_b,
+ .pulse_index = s626_pulse_index_b,
+ .set_enable = s626_set_enable_b,
+ .set_int_src = s626_set_int_src_b,
+ .set_load_trig = s626_set_load_trig_b,
+ .set_mode = s626_set_mode_b,
+ .reset_cap_flags = s626_reset_cap_flags_b,
.my_cra = LP_CR0A,
.my_crb = LP_CR0B,
.my_latch_lsw = LP_CNTR0BLSW,
.my_event_bits = EVBITS(3),
}, {
- .get_enable = get_enable_b,
- .get_int_src = get_int_src_b,
- .get_load_trig = get_load_trig_b,
- .get_mode = get_mode_b,
- .pulse_index = pulse_index_b,
- .set_enable = set_enable_b,
- .set_int_src = set_int_src_b,
- .set_load_trig = set_load_trig_b,
- .set_mode = set_mode_b,
- .reset_cap_flags = reset_cap_flags_b,
+ .get_enable = s626_get_enable_b,
+ .get_int_src = s626_get_int_src_b,
+ .get_load_trig = s626_get_load_trig_b,
+ .get_mode = s626_get_mode_b,
+ .pulse_index = s626_pulse_index_b,
+ .set_enable = s626_set_enable_b,
+ .set_int_src = s626_set_int_src_b,
+ .set_load_trig = s626_set_load_trig_b,
+ .set_mode = s626_set_mode_b,
+ .reset_cap_flags = s626_reset_cap_flags_b,
.my_cra = LP_CR1A,
.my_crb = LP_CR1B,
.my_latch_lsw = LP_CNTR1BLSW,
.my_event_bits = EVBITS(4),
}, {
- .get_enable = get_enable_b,
- .get_int_src = get_int_src_b,
- .get_load_trig = get_load_trig_b,
- .get_mode = get_mode_b,
- .pulse_index = pulse_index_b,
- .set_enable = set_enable_b,
- .set_int_src = set_int_src_b,
- .set_load_trig = set_load_trig_b,
- .set_mode = set_mode_b,
- .reset_cap_flags = reset_cap_flags_b,
+ .get_enable = s626_get_enable_b,
+ .get_int_src = s626_get_int_src_b,
+ .get_load_trig = s626_get_load_trig_b,
+ .get_mode = s626_get_mode_b,
+ .pulse_index = s626_pulse_index_b,
+ .set_enable = s626_set_enable_b,
+ .set_int_src = s626_set_int_src_b,
+ .set_load_trig = s626_set_load_trig_b,
+ .set_mode = s626_set_mode_b,
+ .reset_cap_flags = s626_reset_cap_flags_b,
.my_cra = LP_CR2A,
.my_crb = LP_CR2B,
.my_latch_lsw = LP_CNTR2BLSW,
unsigned int status;
/* set channel to capture positive edge */
- status = debi_read(dev, LP_RDEDGSEL(group));
- debi_write(dev, LP_WREDGSEL(group), mask | status);
+ status = s626_debi_read(dev, LP_RDEDGSEL(group));
+ s626_debi_write(dev, LP_WREDGSEL(group), mask | status);
/* enable interrupt on selected channel */
- status = debi_read(dev, LP_RDINTSEL(group));
- debi_write(dev, LP_WRINTSEL(group), mask | status);
+ status = s626_debi_read(dev, LP_RDINTSEL(group));
+ s626_debi_write(dev, LP_WRINTSEL(group), mask | status);
/* enable edge capture write command */
- debi_write(dev, LP_MISC1, MISC1_EDCAP);
+ s626_debi_write(dev, LP_MISC1, MISC1_EDCAP);
/* enable edge capture on selected channel */
- status = debi_read(dev, LP_RDCAPSEL(group));
- debi_write(dev, LP_WRCAPSEL(group), mask | status);
+ status = s626_debi_read(dev, LP_RDCAPSEL(group));
+ s626_debi_write(dev, LP_WRCAPSEL(group), mask | status);
return 0;
}
unsigned int mask)
{
/* disable edge capture write command */
- debi_write(dev, LP_MISC1, MISC1_NOEDCAP);
+ s626_debi_write(dev, LP_MISC1, MISC1_NOEDCAP);
/* enable edge capture on selected channel */
- debi_write(dev, LP_WRCAPSEL(group), mask);
+ s626_debi_write(dev, LP_WRCAPSEL(group), mask);
return 0;
}
unsigned int group;
/* disable edge capture write command */
- debi_write(dev, LP_MISC1, MISC1_NOEDCAP);
+ s626_debi_write(dev, LP_MISC1, MISC1_NOEDCAP);
/* clear all dio pending events and interrupt */
for (group = 0; group < S626_DIO_BANKS; group++)
- debi_write(dev, LP_WRCAPSEL(group), 0xffff);
+ s626_debi_write(dev, LP_WRCAPSEL(group), 0xffff);
return 0;
}
-static void handle_dio_interrupt(struct comedi_device *dev,
- uint16_t irqbit, uint8_t group)
+static void s626_handle_dio_interrupt(struct comedi_device *dev,
+ uint16_t irqbit, uint8_t group)
{
struct s626_private *devpriv = dev->private;
struct comedi_subdevice *s = dev->read_subdev;
}
}
-static void check_dio_interrupts(struct comedi_device *dev)
+static void s626_check_dio_interrupts(struct comedi_device *dev)
{
uint16_t irqbit;
uint8_t group;
for (group = 0; group < S626_DIO_BANKS; group++) {
irqbit = 0;
/* read interrupt type */
- irqbit = debi_read(dev, LP_RDCAPFLG(group));
+ irqbit = s626_debi_read(dev, LP_RDCAPFLG(group));
/* check if interrupt is generated from dio channels */
if (irqbit) {
- handle_dio_interrupt(dev, irqbit, group);
+ s626_handle_dio_interrupt(dev, irqbit, group);
return;
}
}
}
-static void check_counter_interrupts(struct comedi_device *dev)
+static void s626_check_counter_interrupts(struct comedi_device *dev)
{
struct s626_private *devpriv = dev->private;
struct comedi_subdevice *s = dev->read_subdev;
uint16_t irqbit;
/* read interrupt type */
- irqbit = debi_read(dev, LP_RDMISC2);
+ irqbit = s626_debi_read(dev, LP_RDMISC2);
/* check interrupt on counters */
if (irqbit & IRQ_COINT1A) {
}
}
-static bool handle_eos_interrupt(struct comedi_device *dev)
+static bool s626_handle_eos_interrupt(struct comedi_device *dev)
{
struct s626_private *devpriv = dev->private;
struct comedi_subdevice *s = dev->read_subdev;
switch (irqtype) {
case IRQ_RPS1: /* end_of_scan occurs */
- if (handle_eos_interrupt(dev))
+ if (s626_handle_eos_interrupt(dev))
irqstatus = 0;
break;
case IRQ_GPIO3: /* check dio and counter interrupt */
/* s626_dio_clear_irq(dev); */
- check_dio_interrupts(dev);
- check_counter_interrupts(dev);
+ s626_check_dio_interrupts(dev);
+ s626_check_counter_interrupts(dev);
break;
}
/*
* This function builds the RPS program for hardware driven acquisition.
*/
-static void reset_adc(struct comedi_device *dev, uint8_t *ppl)
+static void s626_reset_adc(struct comedi_device *dev, uint8_t *ppl)
{
struct s626_private *devpriv = dev->private;
uint32_t *rps;
adc_spec = (chan << 8) | (GSEL_BIPOLAR10V);
/* Switch ADC analog gain. */
- debi_write(dev, LP_GSEL, adc_spec); /* Set gain. */
+ s626_debi_write(dev, LP_GSEL, adc_spec); /* Set gain. */
/* Select ADC analog input channel. */
- debi_write(dev, LP_ISEL, adc_spec); /* Select channel. */
+ s626_debi_write(dev, LP_ISEL, adc_spec); /* Select channel. */
for (n = 0; n < insn->n; n++) {
/* Delay 10 microseconds for analog input settling. */
k->set_mode(dev, k, setup, false);
/* Set the preload register */
- preload(dev, k, tick);
+ s626_preload(dev, k, tick);
/*
* Software index pulse forces the preload register to load
/* set interrupt on overflow */
k->set_int_src(dev, k, INTSRC_OVER);
- set_latch_source(dev, k, value_latchsrc);
+ s626_set_latch_source(dev, k, value_latchsrc);
/* k->set_enable(dev, k, (uint16_t)(enab != 0)); */
}
break;
}
- reset_adc(dev, ppl);
+ s626_reset_adc(dev, ppl);
switch (cmd->start_src) {
case TRIG_NOW:
devpriv->ao_readback[CR_CHAN(insn->chanspec)] = data[i];
dacdata -= (0x1fff);
- set_dac(dev, chan, dacdata);
+ s626_set_dac(dev, chan, dacdata);
}
return i;
uint16_t group;
/* Prepare to treat writes to WRCapSel as capture disables. */
- debi_write(dev, LP_MISC1, MISC1_NOEDCAP);
+ s626_debi_write(dev, LP_MISC1, MISC1_NOEDCAP);
/* For each group of sixteen channels ... */
for (group = 0; group < S626_DIO_BANKS; group++) {
/* Disable all interrupts */
- debi_write(dev, LP_WRINTSEL(group), 0);
+ s626_debi_write(dev, LP_WRINTSEL(group), 0);
/* Disable all event captures */
- debi_write(dev, LP_WRCAPSEL(group), 0xffff);
+ s626_debi_write(dev, LP_WRCAPSEL(group), 0xffff);
/* Init all DIOs to default edge polarity */
- debi_write(dev, LP_WREDGSEL(group), 0);
+ s626_debi_write(dev, LP_WREDGSEL(group), 0);
/* Program all outputs to inactive state */
- debi_write(dev, LP_WRDOUT(group), 0);
+ s626_debi_write(dev, LP_WRDOUT(group), 0);
}
}
unsigned long group = (unsigned long)s->private;
if (comedi_dio_update_state(s, data))
- debi_write(dev, LP_WRDOUT(group), s->state);
+ s626_debi_write(dev, LP_WRDOUT(group), s->state);
- data[1] = debi_read(dev, LP_RDDIN(group));
+ data[1] = s626_debi_read(dev, LP_RDDIN(group));
return insn->n;
}
if (ret)
return ret;
- debi_write(dev, LP_WRDOUT(group), s->io_bits);
+ s626_debi_write(dev, LP_WRDOUT(group), s->io_bits);
return insn->n;
}
/* (data==NULL) ? (Preloadvalue=0) : (Preloadvalue=data[0]); */
k->set_mode(dev, k, setup, true);
- preload(dev, k, data[0]);
+ s626_preload(dev, k, data[0]);
k->pulse_index(dev, k);
- set_latch_source(dev, k, value_latchsrc);
+ s626_set_latch_source(dev, k, value_latchsrc);
k->set_enable(dev, k, (enab != 0));
return insn->n;
&s626_enc_chan_info[CR_CHAN(insn->chanspec)];
for (n = 0; n < insn->n; n++)
- data[n] = read_latch(dev, k);
+ data[n] = s626_read_latch(dev, k);
return n;
}
&s626_enc_chan_info[CR_CHAN(insn->chanspec)];
/* Set the preload register */
- preload(dev, k, data[0]);
+ s626_preload(dev, k, data[0]);
/*
* Software index pulse forces the preload register to load
return 1;
}
-static void write_misc2(struct comedi_device *dev, uint16_t new_image)
+static void s626_write_misc2(struct comedi_device *dev, uint16_t new_image)
{
- debi_write(dev, LP_MISC1, MISC1_WENABLE); /* Enable writes to MISC2. */
- debi_write(dev, LP_WRMISC2, new_image); /* Write new image to MISC2. */
- debi_write(dev, LP_MISC1, MISC1_WDISABLE); /* Disable writes to MISC2 */
+ s626_debi_write(dev, LP_MISC1, MISC1_WENABLE);
+ s626_debi_write(dev, LP_WRMISC2, new_image);
+ s626_debi_write(dev, LP_MISC1, MISC1_WDISABLE);
}
-static void close_dma_b(struct comedi_device *dev, struct s626_buffer_dma *pdma,
- size_t bsize)
+static void s626_close_dma_b(struct comedi_device *dev,
+ struct s626_buffer_dma *pdma, size_t bsize)
{
struct pci_dev *pcidev = comedi_to_pci_dev(dev);
void *vbptr;
}
}
-static void counters_init(struct comedi_device *dev)
+static void s626_counters_init(struct comedi_device *dev)
{
int chan;
const struct s626_enc_info *k;
/* Create a simple polling list for analog input channel 0 */
poll_list = EOPL;
- reset_adc(dev, &poll_list);
+ s626_reset_adc(dev, &poll_list);
/* Get initial ADC value */
s626_ai_rinsn(dev, dev->subdevices, NULL, data);
* SAA7146 audio channel does not always reset properly and
* sometimes causes the first few TrimDAC writes to malfunction.
*/
- load_trim_dacs(dev);
- load_trim_dacs(dev);
+ s626_load_trim_dacs(dev);
+ s626_load_trim_dacs(dev);
/*
* Manually init all gate array hardware in case this is a soft
* polarity images.
*/
for (chan = 0; chan < S626_DAC_CHANNELS; chan++)
- set_dac(dev, chan, 0);
+ s626_set_dac(dev, chan, 0);
/* Init counters */
- counters_init(dev);
+ s626_counters_init(dev);
/*
* Without modifying the state of the Battery Backup enab, disable
* standard DIO (vs. counter overflow) mode, disable the battery
* charger, and reset the watchdog interval selector to zero.
*/
- write_misc2(dev, (uint16_t)(debi_read(dev, LP_RDMISC2) &
- MISC2_BATT_ENABLE));
+ s626_write_misc2(dev, (s626_debi_read(dev, LP_RDMISC2) &
+ MISC2_BATT_ENABLE));
/* Initialize the digital I/O subsystem */
s626_dio_init(dev);
devpriv->mmio + P_ISR);
/* Disable the watchdog timer and battery charger. */
- write_misc2(dev, 0);
+ s626_write_misc2(dev, 0);
/* Close all interfaces on 7146 device */
writel(MC1_SHUTDOWN, devpriv->mmio + P_MC1);
writel(ACON1_BASE, devpriv->mmio + P_ACON1);
- close_dma_b(dev, &devpriv->rps_buf, DMABUF_SIZE);
- close_dma_b(dev, &devpriv->ana_buf, DMABUF_SIZE);
+ s626_close_dma_b(dev, &devpriv->rps_buf, DMABUF_SIZE);
+ s626_close_dma_b(dev, &devpriv->ana_buf, DMABUF_SIZE);
}
if (dev->irq)
projects / ~andy / linux / commitdiff