diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/me4000.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/me4000.c | 405 |
1 files changed, 109 insertions, 296 deletions
diff --git a/drivers/staging/comedi/drivers/me4000.c b/drivers/staging/comedi/drivers/me4000.c index 8ca1b54600db..9a8258e6fa45 100644 --- a/drivers/staging/comedi/drivers/me4000.c +++ b/drivers/staging/comedi/drivers/me4000.c @@ -58,7 +58,6 @@ broken. #include <linux/list.h> #include <linux/spinlock.h> -#include "comedi_pci.h" #include "me4000.h" #if 0 /* file removed due to GPL incompatibility */ @@ -105,42 +104,6 @@ static int ai_write_chanlist(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_cmd *cmd); -/*----------------------------------------------------------------------------- - Meilhaus inline functions - ---------------------------------------------------------------------------*/ - -static inline void me4000_outb(struct comedi_device *dev, unsigned char value, - unsigned long port) -{ - PORT_PDEBUG("--> 0x%02X port 0x%04lX\n", value, port); - outb(value, port); -} - -static inline void me4000_outl(struct comedi_device *dev, unsigned long value, - unsigned long port) -{ - PORT_PDEBUG("--> 0x%08lX port 0x%04lX\n", value, port); - outl(value, port); -} - -static inline unsigned long me4000_inl(struct comedi_device *dev, - unsigned long port) -{ - unsigned long value; - value = inl(port); - PORT_PDEBUG("<-- 0x%08lX port 0x%04lX\n", value, port); - return value; -} - -static inline unsigned char me4000_inb(struct comedi_device *dev, - unsigned long port) -{ - unsigned char value; - value = inb(port); - PORT_PDEBUG("<-- 0x%08X port 0x%04lX\n", value, port); - return value; -} - static const struct comedi_lrange me4000_ai_range = { 4, { @@ -164,8 +127,6 @@ static int me4000_probe(struct comedi_device *dev, struct comedi_devconfig *it) int result, i; struct me4000_board *board; - CALL_PDEBUG("In me4000_probe()\n"); - /* Allocate private memory */ if (alloc_private(dev, sizeof(struct me4000_info)) < 0) return -ENOMEM; @@ -309,9 +270,6 @@ found: static int get_registers(struct comedi_device *dev, struct pci_dev *pci_dev_p) { - - CALL_PDEBUG("In get_registers()\n"); - /*--------------------------- plx regbase -------------------------------*/ info->plx_regbase = pci_resource_start(pci_dev_p, 1); @@ -363,8 +321,6 @@ static int init_board_info(struct comedi_device *dev, struct pci_dev *pci_dev_p) { int result; - CALL_PDEBUG("In init_board_info()\n"); - /* Init spin locks */ /* spin_lock_init(&info->preload_lock); */ /* spin_lock_init(&info->ai_ctrl_lock); */ @@ -395,8 +351,6 @@ static int init_ao_context(struct comedi_device *dev) { int i; - CALL_PDEBUG("In init_ao_context()\n"); - for (i = 0; i < thisboard->ao.count; i++) { /* spin_lock_init(&info->ao_context[i].use_lock); */ info->ao_context[i].irq = info->irq; @@ -476,9 +430,6 @@ static int init_ao_context(struct comedi_device *dev) static int init_ai_context(struct comedi_device *dev) { - - CALL_PDEBUG("In init_ai_context()\n"); - info->ai_context.irq = info->irq; info->ai_context.ctrl_reg = info->me4000_regbase + ME4000_AI_CTRL_REG; @@ -510,9 +461,6 @@ static int init_ai_context(struct comedi_device *dev) static int init_dio_context(struct comedi_device *dev) { - - CALL_PDEBUG("In init_dio_context()\n"); - info->dio_context.dir_reg = info->me4000_regbase + ME4000_DIO_DIR_REG; info->dio_context.ctrl_reg = info->me4000_regbase + ME4000_DIO_CTRL_REG; info->dio_context.port_0_reg = @@ -529,9 +477,6 @@ static int init_dio_context(struct comedi_device *dev) static int init_cnt_context(struct comedi_device *dev) { - - CALL_PDEBUG("In init_cnt_context()\n"); - info->cnt_context.ctrl_reg = info->timer_regbase + ME4000_CNT_CTRL_REG; info->cnt_context.counter_0_reg = info->timer_regbase + ME4000_CNT_COUNTER_0_REG; @@ -555,8 +500,6 @@ static int xilinx_download(struct comedi_device *dev) int idx = 0; int size = 0; - CALL_PDEBUG("In xilinx_download()\n"); - init_waitqueue_head(&queue); /* @@ -635,59 +578,46 @@ static int reset_board(struct comedi_device *dev) { unsigned long icr; - CALL_PDEBUG("In reset_board()\n"); - /* Make a hardware reset */ - icr = me4000_inl(dev, info->plx_regbase + PLX_ICR); + icr = inl(info->plx_regbase + PLX_ICR); icr |= 0x40000000; - me4000_outl(dev, icr, info->plx_regbase + PLX_ICR); + outl(icr, info->plx_regbase + PLX_ICR); icr &= ~0x40000000; - me4000_outl(dev, icr, info->plx_regbase + PLX_ICR); + outl(icr, info->plx_regbase + PLX_ICR); /* 0x8000 to the DACs means an output voltage of 0V */ - me4000_outl(dev, 0x8000, - info->me4000_regbase + ME4000_AO_00_SINGLE_REG); - me4000_outl(dev, 0x8000, - info->me4000_regbase + ME4000_AO_01_SINGLE_REG); - me4000_outl(dev, 0x8000, - info->me4000_regbase + ME4000_AO_02_SINGLE_REG); - me4000_outl(dev, 0x8000, - info->me4000_regbase + ME4000_AO_03_SINGLE_REG); + outl(0x8000, info->me4000_regbase + ME4000_AO_00_SINGLE_REG); + outl(0x8000, info->me4000_regbase + ME4000_AO_01_SINGLE_REG); + outl(0x8000, info->me4000_regbase + ME4000_AO_02_SINGLE_REG); + outl(0x8000, info->me4000_regbase + ME4000_AO_03_SINGLE_REG); /* Set both stop bits in the analog input control register */ - me4000_outl(dev, - ME4000_AI_CTRL_BIT_IMMEDIATE_STOP | ME4000_AI_CTRL_BIT_STOP, - info->me4000_regbase + ME4000_AI_CTRL_REG); + outl(ME4000_AI_CTRL_BIT_IMMEDIATE_STOP | ME4000_AI_CTRL_BIT_STOP, + info->me4000_regbase + ME4000_AI_CTRL_REG); /* Set both stop bits in the analog output control register */ - me4000_outl(dev, - ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, - info->me4000_regbase + ME4000_AO_00_CTRL_REG); - me4000_outl(dev, - ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, - info->me4000_regbase + ME4000_AO_01_CTRL_REG); - me4000_outl(dev, - ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, - info->me4000_regbase + ME4000_AO_02_CTRL_REG); - me4000_outl(dev, - ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, - info->me4000_regbase + ME4000_AO_03_CTRL_REG); + outl(ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, + info->me4000_regbase + ME4000_AO_00_CTRL_REG); + outl(ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, + info->me4000_regbase + ME4000_AO_01_CTRL_REG); + outl(ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, + info->me4000_regbase + ME4000_AO_02_CTRL_REG); + outl(ME4000_AO_CTRL_BIT_IMMEDIATE_STOP | ME4000_AO_CTRL_BIT_STOP, + info->me4000_regbase + ME4000_AO_03_CTRL_REG); /* Enable interrupts on the PLX */ - me4000_outl(dev, 0x43, info->plx_regbase + PLX_INTCSR); + outl(0x43, info->plx_regbase + PLX_INTCSR); /* Set the adustment register for AO demux */ - me4000_outl(dev, ME4000_AO_DEMUX_ADJUST_VALUE, + outl(ME4000_AO_DEMUX_ADJUST_VALUE, info->me4000_regbase + ME4000_AO_DEMUX_ADJUST_REG); /* * Set digital I/O direction for port 0 * to output on isolated versions */ - if (!(me4000_inl(dev, info->me4000_regbase + ME4000_DIO_DIR_REG) & 0x1)) { - me4000_outl(dev, 0x1, - info->me4000_regbase + ME4000_DIO_CTRL_REG); - } + if (!(inl(info->me4000_regbase + ME4000_DIO_DIR_REG) & 0x1)) + outl(0x1, info->me4000_regbase + ME4000_DIO_CTRL_REG); return 0; } @@ -709,8 +639,6 @@ static int me4000_ai_insn_read(struct comedi_device *dev, unsigned long tmp; long lval; - CALL_PDEBUG("In me4000_ai_insn_read()\n"); - if (insn->n == 0) { return 0; } else if (insn->n > 1) { @@ -779,36 +707,34 @@ static int me4000_ai_insn_read(struct comedi_device *dev, entry |= ME4000_AI_LIST_LAST_ENTRY; /* Clear channel list, data fifo and both stop bits */ - tmp = me4000_inl(dev, info->ai_context.ctrl_reg); + tmp = inl(info->ai_context.ctrl_reg); tmp &= ~(ME4000_AI_CTRL_BIT_CHANNEL_FIFO | ME4000_AI_CTRL_BIT_DATA_FIFO | ME4000_AI_CTRL_BIT_STOP | ME4000_AI_CTRL_BIT_IMMEDIATE_STOP); - me4000_outl(dev, tmp, info->ai_context.ctrl_reg); + outl(tmp, info->ai_context.ctrl_reg); /* Set the acquisition mode to single */ tmp &= ~(ME4000_AI_CTRL_BIT_MODE_0 | ME4000_AI_CTRL_BIT_MODE_1 | ME4000_AI_CTRL_BIT_MODE_2); - me4000_outl(dev, tmp, info->ai_context.ctrl_reg); + outl(tmp, info->ai_context.ctrl_reg); /* Enable channel list and data fifo */ tmp |= ME4000_AI_CTRL_BIT_CHANNEL_FIFO | ME4000_AI_CTRL_BIT_DATA_FIFO; - me4000_outl(dev, tmp, info->ai_context.ctrl_reg); + outl(tmp, info->ai_context.ctrl_reg); /* Generate channel list entry */ - me4000_outl(dev, entry, info->ai_context.channel_list_reg); + outl(entry, info->ai_context.channel_list_reg); /* Set the timer to maximum sample rate */ - me4000_outl(dev, ME4000_AI_MIN_TICKS, info->ai_context.chan_timer_reg); - me4000_outl(dev, ME4000_AI_MIN_TICKS, - info->ai_context.chan_pre_timer_reg); + outl(ME4000_AI_MIN_TICKS, info->ai_context.chan_timer_reg); + outl(ME4000_AI_MIN_TICKS, info->ai_context.chan_pre_timer_reg); /* Start conversion by dummy read */ - me4000_inl(dev, info->ai_context.start_reg); + inl(info->ai_context.start_reg); /* Wait until ready */ udelay(10); - if (! - (me4000_inl(dev, info->ai_context.status_reg) & + if (!(inl(info->ai_context.status_reg) & ME4000_AI_STATUS_BIT_EF_DATA)) { printk(KERN_ERR "comedi%d: me4000: me4000_ai_insn_read(): " @@ -817,7 +743,7 @@ static int me4000_ai_insn_read(struct comedi_device *dev, } /* Read value from data fifo */ - lval = me4000_inl(dev, info->ai_context.data_reg) & 0xFFFF; + lval = inl(info->ai_context.data_reg) & 0xFFFF; data[0] = lval ^ 0x8000; return 1; @@ -828,15 +754,13 @@ static int me4000_ai_cancel(struct comedi_device *dev, { unsigned long tmp; - CALL_PDEBUG("In me4000_ai_cancel()\n"); - /* Stop any running conversion */ - tmp = me4000_inl(dev, info->ai_context.ctrl_reg); + tmp = inl(info->ai_context.ctrl_reg); tmp &= ~(ME4000_AI_CTRL_BIT_STOP | ME4000_AI_CTRL_BIT_IMMEDIATE_STOP); - me4000_outl(dev, tmp, info->ai_context.ctrl_reg); + outl(tmp, info->ai_context.ctrl_reg); /* Clear the control register */ - me4000_outl(dev, 0x0, info->ai_context.ctrl_reg); + outl(0x0, info->ai_context.ctrl_reg); return 0; } @@ -847,8 +771,6 @@ static int ai_check_chanlist(struct comedi_device *dev, int aref; int i; - CALL_PDEBUG("In ai_check_chanlist()\n"); - /* Check whether a channel list is available */ if (!cmd->chanlist_len) { printk(KERN_ERR @@ -934,25 +856,18 @@ static int ai_round_cmd_args(struct comedi_device *dev, int rest; - CALL_PDEBUG("In ai_round_cmd_args()\n"); - *init_ticks = 0; *scan_ticks = 0; *chan_ticks = 0; - PDEBUG("ai_round_cmd_arg(): start_arg = %d\n", cmd->start_arg); - PDEBUG("ai_round_cmd_arg(): scan_begin_arg = %d\n", - cmd->scan_begin_arg); - PDEBUG("ai_round_cmd_arg(): convert_arg = %d\n", cmd->convert_arg); - if (cmd->start_arg) { *init_ticks = (cmd->start_arg * 33) / 1000; rest = (cmd->start_arg * 33) % 1000; - if (cmd->flags & TRIG_ROUND_NEAREST) { + if ((cmd->flags & TRIG_ROUND_MASK) == TRIG_ROUND_NEAREST) { if (rest > 33) (*init_ticks)++; - } else if (cmd->flags & TRIG_ROUND_UP) { + } else if ((cmd->flags & TRIG_ROUND_MASK) == TRIG_ROUND_UP) { if (rest) (*init_ticks)++; } @@ -962,10 +877,10 @@ static int ai_round_cmd_args(struct comedi_device *dev, *scan_ticks = (cmd->scan_begin_arg * 33) / 1000; rest = (cmd->scan_begin_arg * 33) % 1000; - if (cmd->flags & TRIG_ROUND_NEAREST) { + if ((cmd->flags & TRIG_ROUND_MASK) == TRIG_ROUND_NEAREST) { if (rest > 33) (*scan_ticks)++; - } else if (cmd->flags & TRIG_ROUND_UP) { + } else if ((cmd->flags & TRIG_ROUND_MASK) == TRIG_ROUND_UP) { if (rest) (*scan_ticks)++; } @@ -975,19 +890,15 @@ static int ai_round_cmd_args(struct comedi_device *dev, *chan_ticks = (cmd->convert_arg * 33) / 1000; rest = (cmd->convert_arg * 33) % 1000; - if (cmd->flags & TRIG_ROUND_NEAREST) { + if ((cmd->flags & TRIG_ROUND_MASK) == TRIG_ROUND_NEAREST) { if (rest > 33) (*chan_ticks)++; - } else if (cmd->flags & TRIG_ROUND_UP) { + } else if ((cmd->flags & TRIG_ROUND_MASK) == TRIG_ROUND_UP) { if (rest) (*chan_ticks)++; } } - PDEBUG("ai_round_cmd_args(): init_ticks = %d\n", *init_ticks); - PDEBUG("ai_round_cmd_args(): scan_ticks = %d\n", *scan_ticks); - PDEBUG("ai_round_cmd_args(): chan_ticks = %d\n", *chan_ticks); - return 0; } @@ -995,21 +906,16 @@ static void ai_write_timer(struct comedi_device *dev, unsigned int init_ticks, unsigned int scan_ticks, unsigned int chan_ticks) { - - CALL_PDEBUG("In ai_write_timer()\n"); - - me4000_outl(dev, init_ticks - 1, - info->ai_context.scan_pre_timer_low_reg); - me4000_outl(dev, 0x0, info->ai_context.scan_pre_timer_high_reg); + outl(init_ticks - 1, info->ai_context.scan_pre_timer_low_reg); + outl(0x0, info->ai_context.scan_pre_timer_high_reg); if (scan_ticks) { - me4000_outl(dev, scan_ticks - 1, - info->ai_context.scan_timer_low_reg); - me4000_outl(dev, 0x0, info->ai_context.scan_timer_high_reg); + outl(scan_ticks - 1, info->ai_context.scan_timer_low_reg); + outl(0x0, info->ai_context.scan_timer_high_reg); } - me4000_outl(dev, chan_ticks - 1, info->ai_context.chan_pre_timer_reg); - me4000_outl(dev, chan_ticks - 1, info->ai_context.chan_timer_reg); + outl(chan_ticks - 1, info->ai_context.chan_pre_timer_reg); + outl(chan_ticks - 1, info->ai_context.chan_timer_reg); } static int ai_prepare(struct comedi_device *dev, @@ -1021,13 +927,11 @@ static int ai_prepare(struct comedi_device *dev, unsigned long tmp = 0; - CALL_PDEBUG("In ai_prepare()\n"); - /* Write timer arguments */ ai_write_timer(dev, init_ticks, scan_ticks, chan_ticks); /* Reset control register */ - me4000_outl(dev, tmp, info->ai_context.ctrl_reg); + outl(tmp, info->ai_context.ctrl_reg); /* Start sources */ if ((cmd->start_src == TRIG_EXT && @@ -1060,12 +964,12 @@ static int ai_prepare(struct comedi_device *dev, /* Stop triggers */ if (cmd->stop_src == TRIG_COUNT) { - me4000_outl(dev, cmd->chanlist_len * cmd->stop_arg, + outl(cmd->chanlist_len * cmd->stop_arg, info->ai_context.sample_counter_reg); tmp |= ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ; } else if (cmd->stop_src == TRIG_NONE && cmd->scan_end_src == TRIG_COUNT) { - me4000_outl(dev, cmd->scan_end_arg, + outl(cmd->scan_end_arg, info->ai_context.sample_counter_reg); tmp |= ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ; } else { @@ -1073,7 +977,7 @@ static int ai_prepare(struct comedi_device *dev, } /* Write the setup to the control register */ - me4000_outl(dev, tmp, info->ai_context.ctrl_reg); + outl(tmp, info->ai_context.ctrl_reg); /* Write the channel list */ ai_write_chanlist(dev, s, cmd); @@ -1090,8 +994,6 @@ static int ai_write_chanlist(struct comedi_device *dev, unsigned int aref; int i; - CALL_PDEBUG("In ai_write_chanlist()\n"); - for (i = 0; i < cmd->chanlist_len; i++) { chan = CR_CHAN(cmd->chanlist[i]); rang = CR_RANGE(cmd->chanlist[i]); @@ -1113,7 +1015,7 @@ static int ai_write_chanlist(struct comedi_device *dev, else entry |= ME4000_AI_LIST_INPUT_SINGLE_ENDED; - me4000_outl(dev, entry, info->ai_context.channel_list_reg); + outl(entry, info->ai_context.channel_list_reg); } return 0; @@ -1128,8 +1030,6 @@ static int me4000_ai_do_cmd(struct comedi_device *dev, unsigned int chan_ticks = 0; struct comedi_cmd *cmd = &s->async->cmd; - CALL_PDEBUG("In me4000_ai_do_cmd()\n"); - /* Reset the analog input */ err = me4000_ai_cancel(dev, s); if (err) @@ -1147,7 +1047,7 @@ static int me4000_ai_do_cmd(struct comedi_device *dev, return err; /* Start acquistion by dummy read */ - me4000_inl(dev, info->ai_context.start_reg); + inl(info->ai_context.start_reg); return 0; } @@ -1174,34 +1074,6 @@ static int me4000_ai_do_cmd_test(struct comedi_device *dev, unsigned int scan_ticks; int err = 0; - CALL_PDEBUG("In me4000_ai_do_cmd_test()\n"); - - PDEBUG("me4000_ai_do_cmd_test(): subdev = %d\n", cmd->subdev); - PDEBUG("me4000_ai_do_cmd_test(): flags = %08X\n", cmd->flags); - PDEBUG("me4000_ai_do_cmd_test(): start_src = %08X\n", - cmd->start_src); - PDEBUG("me4000_ai_do_cmd_test(): start_arg = %d\n", - cmd->start_arg); - PDEBUG("me4000_ai_do_cmd_test(): scan_begin_src = %08X\n", - cmd->scan_begin_src); - PDEBUG("me4000_ai_do_cmd_test(): scan_begin_arg = %d\n", - cmd->scan_begin_arg); - PDEBUG("me4000_ai_do_cmd_test(): convert_src = %08X\n", - cmd->convert_src); - PDEBUG("me4000_ai_do_cmd_test(): convert_arg = %d\n", - cmd->convert_arg); - PDEBUG("me4000_ai_do_cmd_test(): scan_end_src = %08X\n", - cmd->scan_end_src); - PDEBUG("me4000_ai_do_cmd_test(): scan_end_arg = %d\n", - cmd->scan_end_arg); - PDEBUG("me4000_ai_do_cmd_test(): stop_src = %08X\n", - cmd->stop_src); - PDEBUG("me4000_ai_do_cmd_test(): stop_arg = %d\n", cmd->stop_arg); - PDEBUG("me4000_ai_do_cmd_test(): chanlist = %d\n", - (unsigned int)cmd->chanlist); - PDEBUG("me4000_ai_do_cmd_test(): chanlist_len = %d\n", - cmd->chanlist_len); - /* Only rounding flags are implemented */ cmd->flags &= TRIG_ROUND_NEAREST | TRIG_ROUND_UP | TRIG_ROUND_DOWN; @@ -1544,12 +1416,8 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) int c = 0; long lval; - ISR_PDEBUG("me4000_ai_isr() is executed\n"); - - if (!dev->attached) { - ISR_PDEBUG("me4000_ai_isr() premature interrupt\n"); + if (!dev->attached) return IRQ_NONE; - } /* Reset all events */ s->async->events = 0; @@ -1562,19 +1430,14 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) return IRQ_HANDLED; } - if (me4000_inl(dev, - ai_context->irq_status_reg) & + if (inl(ai_context->irq_status_reg) & ME4000_IRQ_STATUS_BIT_AI_HF) { - ISR_PDEBUG - ("me4000_ai_isr(): Fifo half full interrupt occurred\n"); - /* Read status register to find out what happened */ - tmp = me4000_inl(dev, ai_context->ctrl_reg); + tmp = inl(ai_context->ctrl_reg); if (!(tmp & ME4000_AI_STATUS_BIT_FF_DATA) && !(tmp & ME4000_AI_STATUS_BIT_HF_DATA) && (tmp & ME4000_AI_STATUS_BIT_EF_DATA)) { - ISR_PDEBUG("me4000_ai_isr(): Fifo full\n"); c = ME4000_AI_FIFO_COUNT; /* @@ -1584,7 +1447,7 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP; tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ); - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); s->async->events |= COMEDI_CB_ERROR | COMEDI_CB_EOA; @@ -1594,8 +1457,6 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) } else if ((tmp & ME4000_AI_STATUS_BIT_FF_DATA) && !(tmp & ME4000_AI_STATUS_BIT_HF_DATA) && (tmp & ME4000_AI_STATUS_BIT_EF_DATA)) { - ISR_PDEBUG("me4000_ai_isr(): Fifo half full\n"); - s->async->events |= COMEDI_CB_BLOCK; c = ME4000_AI_FIFO_COUNT / 2; @@ -1612,7 +1473,7 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP; tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ); - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); s->async->events |= COMEDI_CB_ERROR | COMEDI_CB_EOA; @@ -1621,8 +1482,6 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) "Undefined FIFO state\n", dev->minor); } - ISR_PDEBUG("me4000_ai_isr(): Try to read %d values\n", c); - for (i = 0; i < c; i++) { /* Read value from data fifo */ lval = inl(ai_context->data_reg) & 0xFFFF; @@ -1636,7 +1495,7 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP; tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ); - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); s->async->events |= COMEDI_CB_OVERFLOW; @@ -1649,28 +1508,23 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) } /* Work is done, so reset the interrupt */ - ISR_PDEBUG("me4000_ai_isr(): Reset fifo half full interrupt\n"); tmp |= ME4000_AI_CTRL_BIT_HF_IRQ_RESET; - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); tmp &= ~ME4000_AI_CTRL_BIT_HF_IRQ_RESET; - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); } - if (me4000_inl(dev, - ai_context->irq_status_reg) & ME4000_IRQ_STATUS_BIT_SC) { - ISR_PDEBUG - ("me4000_ai_isr(): Sample counter interrupt occurred\n"); - + if (inl(ai_context->irq_status_reg) & ME4000_IRQ_STATUS_BIT_SC) { s->async->events |= COMEDI_CB_BLOCK | COMEDI_CB_EOA; /* * Acquisition is complete, so stop * conversion and disable all interrupts */ - tmp = me4000_inl(dev, ai_context->ctrl_reg); + tmp = inl(ai_context->ctrl_reg); tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP; tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ); - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); /* Poll data until fifo empty */ while (inl(ai_context->ctrl_reg) & ME4000_AI_STATUS_BIT_EF_DATA) { @@ -1688,16 +1542,12 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) } /* Work is done, so reset the interrupt */ - ISR_PDEBUG - ("me4000_ai_isr(): Reset interrupt from sample counter\n"); tmp |= ME4000_AI_CTRL_BIT_SC_IRQ_RESET; - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); tmp &= ~ME4000_AI_CTRL_BIT_SC_IRQ_RESET; - me4000_outl(dev, tmp, ai_context->ctrl_reg); + outl(tmp, ai_context->ctrl_reg); } - ISR_PDEBUG("me4000_ai_isr(): Events = 0x%X\n", s->async->events); - if (s->async->events) comedi_event(dev, s); @@ -1718,8 +1568,6 @@ static int me4000_ao_insn_write(struct comedi_device *dev, int aref = CR_AREF(insn->chanspec); unsigned long tmp; - CALL_PDEBUG("In me4000_ao_insn_write()\n"); - if (insn->n == 0) { return 0; } else if (insn->n > 1) { @@ -1751,15 +1599,15 @@ static int me4000_ao_insn_write(struct comedi_device *dev, } /* Stop any running conversion */ - tmp = me4000_inl(dev, info->ao_context[chan].ctrl_reg); + tmp = inl(info->ao_context[chan].ctrl_reg); tmp |= ME4000_AO_CTRL_BIT_IMMEDIATE_STOP; - me4000_outl(dev, tmp, info->ao_context[chan].ctrl_reg); + outl(tmp, info->ao_context[chan].ctrl_reg); /* Clear control register and set to single mode */ - me4000_outl(dev, 0x0, info->ao_context[chan].ctrl_reg); + outl(0x0, info->ao_context[chan].ctrl_reg); /* Write data value */ - me4000_outl(dev, data[0], info->ao_context[chan].single_reg); + outl(data[0], info->ao_context[chan].single_reg); /* Store in the mirror */ info->ao_context[chan].mirror = data[0]; @@ -1795,20 +1643,6 @@ static int me4000_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { - - CALL_PDEBUG("In me4000_dio_insn_bits()\n"); - - /* Length of data must be 2 (mask and new data, see below) */ - if (insn->n == 0) - return 0; - - if (insn->n != 2) { - printk - ("comedi%d: me4000: me4000_dio_insn_bits(): " - "Invalid instruction length\n", dev->minor); - return -EINVAL; - } - /* * The insn data consists of a mask in data[0] and the new data * in data[1]. The mask defines which bits we are concerning about. @@ -1824,25 +1658,24 @@ static int me4000_dio_insn_bits(struct comedi_device *dev, s->state |= data[0] & data[1]; /* Write out the new digital output lines */ - me4000_outl(dev, (s->state >> 0) & 0xFF, + outl((s->state >> 0) & 0xFF, info->dio_context.port_0_reg); - me4000_outl(dev, (s->state >> 8) & 0xFF, + outl((s->state >> 8) & 0xFF, info->dio_context.port_1_reg); - me4000_outl(dev, (s->state >> 16) & 0xFF, + outl((s->state >> 16) & 0xFF, info->dio_context.port_2_reg); - me4000_outl(dev, (s->state >> 24) & 0xFF, + outl((s->state >> 24) & 0xFF, info->dio_context.port_3_reg); } /* On return, data[1] contains the value of the digital input and output lines. */ - data[1] = - ((me4000_inl(dev, info->dio_context.port_0_reg) & 0xFF) << 0) | - ((me4000_inl(dev, info->dio_context.port_1_reg) & 0xFF) << 8) | - ((me4000_inl(dev, info->dio_context.port_2_reg) & 0xFF) << 16) | - ((me4000_inl(dev, info->dio_context.port_3_reg) & 0xFF) << 24); + data[1] = ((inl(info->dio_context.port_0_reg) & 0xFF) << 0) | + ((inl(info->dio_context.port_1_reg) & 0xFF) << 8) | + ((inl(info->dio_context.port_2_reg) & 0xFF) << 16) | + ((inl(info->dio_context.port_3_reg) & 0xFF) << 24); - return 2; + return insn->n; } static int me4000_dio_insn_config(struct comedi_device *dev, @@ -1852,8 +1685,6 @@ static int me4000_dio_insn_config(struct comedi_device *dev, unsigned long tmp; int chan = CR_CHAN(insn->chanspec); - CALL_PDEBUG("In me4000_dio_insn_config()\n"); - switch (data[0]) { default: return -EINVAL; @@ -1874,7 +1705,7 @@ static int me4000_dio_insn_config(struct comedi_device *dev, * On the ME-4000 it is only possible to switch port wise (8 bit) */ - tmp = me4000_inl(dev, info->dio_context.ctrl_reg); + tmp = inl(info->dio_context.ctrl_reg); if (data[0] == INSN_CONFIG_DIO_OUTPUT) { if (chan < 8) { @@ -1888,7 +1719,7 @@ static int me4000_dio_insn_config(struct comedi_device *dev, * If one the first port is a fixed output * port and the second is a fixed input port. */ - if (!me4000_inl(dev, info->dio_context.dir_reg)) + if (!inl(info->dio_context.dir_reg)) return -ENODEV; s->io_bits |= 0xFF00; @@ -1915,7 +1746,7 @@ static int me4000_dio_insn_config(struct comedi_device *dev, * If one the first port is a fixed output * port and the second is a fixed input port. */ - if (!me4000_inl(dev, info->dio_context.dir_reg)) + if (!inl(info->dio_context.dir_reg)) return -ENODEV; s->io_bits &= ~0xFF; @@ -1938,7 +1769,7 @@ static int me4000_dio_insn_config(struct comedi_device *dev, } } - me4000_outl(dev, tmp, info->dio_context.ctrl_reg); + outl(tmp, info->dio_context.ctrl_reg); return 1; } @@ -1949,24 +1780,21 @@ static int me4000_dio_insn_config(struct comedi_device *dev, static int cnt_reset(struct comedi_device *dev, unsigned int channel) { - - CALL_PDEBUG("In cnt_reset()\n"); - switch (channel) { case 0: - me4000_outb(dev, 0x30, info->cnt_context.ctrl_reg); - me4000_outb(dev, 0x00, info->cnt_context.counter_0_reg); - me4000_outb(dev, 0x00, info->cnt_context.counter_0_reg); + outb(0x30, info->cnt_context.ctrl_reg); + outb(0x00, info->cnt_context.counter_0_reg); + outb(0x00, info->cnt_context.counter_0_reg); break; case 1: - me4000_outb(dev, 0x70, info->cnt_context.ctrl_reg); - me4000_outb(dev, 0x00, info->cnt_context.counter_1_reg); - me4000_outb(dev, 0x00, info->cnt_context.counter_1_reg); + outb(0x70, info->cnt_context.ctrl_reg); + outb(0x00, info->cnt_context.counter_1_reg); + outb(0x00, info->cnt_context.counter_1_reg); break; case 2: - me4000_outb(dev, 0xB0, info->cnt_context.ctrl_reg); - me4000_outb(dev, 0x00, info->cnt_context.counter_2_reg); - me4000_outb(dev, 0x00, info->cnt_context.counter_2_reg); + outb(0xB0, info->cnt_context.ctrl_reg); + outb(0x00, info->cnt_context.counter_2_reg); + outb(0x00, info->cnt_context.counter_2_reg); break; default: printk(KERN_ERR @@ -1983,8 +1811,6 @@ static int cnt_config(struct comedi_device *dev, unsigned int channel, { int tmp = 0; - CALL_PDEBUG("In cnt_config()\n"); - switch (channel) { case 0: tmp |= ME4000_CNT_COUNTER_0; @@ -2030,7 +1856,7 @@ static int cnt_config(struct comedi_device *dev, unsigned int channel, /* Write the control word */ tmp |= 0x30; - me4000_outb(dev, tmp, info->cnt_context.ctrl_reg); + outb(tmp, info->cnt_context.ctrl_reg); return 0; } @@ -2042,8 +1868,6 @@ static int me4000_cnt_insn_config(struct comedi_device *dev, int err; - CALL_PDEBUG("In me4000_cnt_insn_config()\n"); - switch (data[0]) { case GPCT_RESET: if (insn->n != 1) { @@ -2088,8 +1912,6 @@ static int me4000_cnt_insn_read(struct comedi_device *dev, unsigned short tmp; - CALL_PDEBUG("In me4000_cnt_insn_read()\n"); - if (insn->n == 0) return 0; @@ -2103,21 +1925,21 @@ static int me4000_cnt_insn_read(struct comedi_device *dev, switch (insn->chanspec) { case 0: - tmp = me4000_inb(dev, info->cnt_context.counter_0_reg); + tmp = inb(info->cnt_context.counter_0_reg); data[0] = tmp; - tmp = me4000_inb(dev, info->cnt_context.counter_0_reg); + tmp = inb(info->cnt_context.counter_0_reg); data[0] |= tmp << 8; break; case 1: - tmp = me4000_inb(dev, info->cnt_context.counter_1_reg); + tmp = inb(info->cnt_context.counter_1_reg); data[0] = tmp; - tmp = me4000_inb(dev, info->cnt_context.counter_1_reg); + tmp = inb(info->cnt_context.counter_1_reg); data[0] |= tmp << 8; break; case 2: - tmp = me4000_inb(dev, info->cnt_context.counter_2_reg); + tmp = inb(info->cnt_context.counter_2_reg); data[0] = tmp; - tmp = me4000_inb(dev, info->cnt_context.counter_2_reg); + tmp = inb(info->cnt_context.counter_2_reg); data[0] |= tmp << 8; break; default: @@ -2138,8 +1960,6 @@ static int me4000_cnt_insn_write(struct comedi_device *dev, unsigned short tmp; - CALL_PDEBUG("In me4000_cnt_insn_write()\n"); - if (insn->n == 0) { return 0; } else if (insn->n > 1) { @@ -2153,21 +1973,21 @@ static int me4000_cnt_insn_write(struct comedi_device *dev, switch (insn->chanspec) { case 0: tmp = data[0] & 0xFF; - me4000_outb(dev, tmp, info->cnt_context.counter_0_reg); + outb(tmp, info->cnt_context.counter_0_reg); tmp = (data[0] >> 8) & 0xFF; - me4000_outb(dev, tmp, info->cnt_context.counter_0_reg); + outb(tmp, info->cnt_context.counter_0_reg); break; case 1: tmp = data[0] & 0xFF; - me4000_outb(dev, tmp, info->cnt_context.counter_1_reg); + outb(tmp, info->cnt_context.counter_1_reg); tmp = (data[0] >> 8) & 0xFF; - me4000_outb(dev, tmp, info->cnt_context.counter_1_reg); + outb(tmp, info->cnt_context.counter_1_reg); break; case 2: tmp = data[0] & 0xFF; - me4000_outb(dev, tmp, info->cnt_context.counter_2_reg); + outb(tmp, info->cnt_context.counter_2_reg); tmp = (data[0] >> 8) & 0xFF; - me4000_outb(dev, tmp, info->cnt_context.counter_2_reg); + outb(tmp, info->cnt_context.counter_2_reg); break; default: printk(KERN_ERR @@ -2185,19 +2005,13 @@ static int me4000_attach(struct comedi_device *dev, struct comedi_devconfig *it) struct comedi_subdevice *s; int result; - CALL_PDEBUG("In me4000_attach()\n"); - result = me4000_probe(dev, it); if (result) return result; - /* - * Allocate the subdevice structures. alloc_subdevice() is a - * convenient macro defined in comedidev.h. It relies on - * n_subdevices being set correctly. - */ - if (alloc_subdevices(dev, 4) < 0) - return -ENOMEM; + result = comedi_alloc_subdevices(dev, 4); + if (result) + return result; /*========================================================================= Analog input subdevice @@ -2277,10 +2091,9 @@ static int me4000_attach(struct comedi_device *dev, struct comedi_devconfig *it) * Check for optoisolated ME-4000 version. If one the first * port is a fixed output port and the second is a fixed input port. */ - if (!me4000_inl(dev, info->dio_context.dir_reg)) { + if (!inl(info->dio_context.dir_reg)) { s->io_bits |= 0xFF; - me4000_outl(dev, ME4000_DIO_CTRL_BIT_MODE_0, - info->dio_context.dir_reg); + outl(ME4000_DIO_CTRL_BIT_MODE_0, info->dio_context.dir_reg); } /*========================================================================= |