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Commit da772ad9 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: me4000: tidy up ME4000_AI_CTRL_REG bit defines 

Use the BIT() marco to define the bits of this register.

For aesthetics, rename all the defines to remove the '_BIT' from the
name.
Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a9b586a5
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Showing with 61 additions and 62 deletions
drivers/staging/comedi/drivers/me4000.c
View file @ da772ad9
......@@ -78,28 +78,28 @@ broken.
#define ME4000_AO_TIMER_REG(x) (0x10 + ME4000_AO_CHAN(x))
#define ME4000_AI_CTRL_REG 0x74
#define ME4000_AI_STATUS_REG 0x74
#define ME4000_AI_CTRL_BIT_MODE_0 (1 << 0)
#define ME4000_AI_CTRL_BIT_MODE_1 (1 << 1)
#define ME4000_AI_CTRL_BIT_MODE_2 (1 << 2)
#define ME4000_AI_CTRL_BIT_SAMPLE_HOLD (1 << 3)
#define ME4000_AI_CTRL_BIT_IMMEDIATE_STOP (1 << 4)
#define ME4000_AI_CTRL_BIT_STOP (1 << 5)
#define ME4000_AI_CTRL_BIT_CHANNEL_FIFO (1 << 6)
#define ME4000_AI_CTRL_BIT_DATA_FIFO (1 << 7)
#define ME4000_AI_CTRL_BIT_FULLSCALE (1 << 8)
#define ME4000_AI_CTRL_BIT_OFFSET (1 << 9)
#define ME4000_AI_CTRL_BIT_EX_TRIG_ANALOG (1 << 10)
#define ME4000_AI_CTRL_BIT_EX_TRIG (1 << 11)
#define ME4000_AI_CTRL_BIT_EX_TRIG_FALLING (1 << 12)
#define ME4000_AI_CTRL_BIT_EX_IRQ (1 << 13)
#define ME4000_AI_CTRL_BIT_EX_IRQ_RESET (1 << 14)
#define ME4000_AI_CTRL_BIT_LE_IRQ (1 << 15)
#define ME4000_AI_CTRL_BIT_LE_IRQ_RESET (1 << 16)
#define ME4000_AI_CTRL_BIT_HF_IRQ (1 << 17)
#define ME4000_AI_CTRL_BIT_HF_IRQ_RESET (1 << 18)
#define ME4000_AI_CTRL_BIT_SC_IRQ (1 << 19)
#define ME4000_AI_CTRL_BIT_SC_IRQ_RESET (1 << 20)
#define ME4000_AI_CTRL_BIT_SC_RELOAD (1 << 21)
#define ME4000_AI_CTRL_MODE_0 BIT(0)
#define ME4000_AI_CTRL_MODE_1 BIT(1)
#define ME4000_AI_CTRL_MODE_2 BIT(2)
#define ME4000_AI_CTRL_SAMPLE_HOLD BIT(3)
#define ME4000_AI_CTRL_IMMEDIATE_STOP BIT(4)
#define ME4000_AI_CTRL_STOP BIT(5)
#define ME4000_AI_CTRL_CHANNEL_FIFO BIT(6)
#define ME4000_AI_CTRL_DATA_FIFO BIT(7)
#define ME4000_AI_CTRL_FULLSCALE BIT(8)
#define ME4000_AI_CTRL_OFFSET BIT(9)
#define ME4000_AI_CTRL_EX_TRIG_ANALOG BIT(10)
#define ME4000_AI_CTRL_EX_TRIG BIT(11)
#define ME4000_AI_CTRL_EX_TRIG_FALLING BIT(12)
#define ME4000_AI_CTRL_EX_IRQ BIT(13)
#define ME4000_AI_CTRL_EX_IRQ_RESET BIT(14)
#define ME4000_AI_CTRL_LE_IRQ BIT(15)
#define ME4000_AI_CTRL_LE_IRQ_RESET BIT(16)
#define ME4000_AI_CTRL_HF_IRQ BIT(17)
#define ME4000_AI_CTRL_HF_IRQ_RESET BIT(18)
#define ME4000_AI_CTRL_SC_IRQ BIT(19)
#define ME4000_AI_CTRL_SC_IRQ_RESET BIT(20)
#define ME4000_AI_CTRL_SC_RELOAD BIT(21)
#define ME4000_AI_STATUS_EF_CHANNEL BIT(22)
#define ME4000_AI_STATUS_HF_CHANNEL BIT(23)
#define ME4000_AI_STATUS_FF_CHANNEL BIT(24)
......@@ -108,7 +108,7 @@ broken.
#define ME4000_AI_STATUS_FF_DATA BIT(27)
#define ME4000_AI_STATUS_LE BIT(28)
#define ME4000_AI_STATUS_FSM BIT(29)
#define ME4000_AI_CTRL_BIT_EX_TRIG_BOTH (1 << 31)
#define ME4000_AI_CTRL_EX_TRIG_BOTH BIT(31)
#define ME4000_AI_CHANNEL_LIST_REG 0x78
#define ME4000_AI_LIST_INPUT_DIFFERENTIAL BIT(5)
#define ME4000_AI_LIST_RANGE(x) ((3 - ((x) & 3)) << 6)
......@@ -408,7 +408,7 @@ static void me4000_reset(struct comedi_device *dev)
outl(0x8000, dev->iobase + ME4000_AO_SINGLE_REG(chan));
/* Set both stop bits in the analog input control register */
outl(ME4000_AI_CTRL_BIT_IMMEDIATE_STOP | ME4000_AI_CTRL_BIT_STOP,
outl(ME4000_AI_CTRL_IMMEDIATE_STOP | ME4000_AI_CTRL_STOP,
dev->iobase + ME4000_AI_CTRL_REG);
/* Set both stop bits in the analog output control register */
......@@ -485,18 +485,17 @@ static int me4000_ai_insn_read(struct comedi_device *dev,
/* Clear channel list, data fifo and both stop bits */
tmp = inl(dev->iobase + ME4000_AI_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);
tmp &= ~(ME4000_AI_CTRL_CHANNEL_FIFO | ME4000_AI_CTRL_DATA_FIFO |
ME4000_AI_CTRL_STOP | ME4000_AI_CTRL_IMMEDIATE_STOP);
outl(tmp, dev->iobase + ME4000_AI_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);
tmp &= ~(ME4000_AI_CTRL_MODE_0 | ME4000_AI_CTRL_MODE_1 |
ME4000_AI_CTRL_MODE_2);
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
/* Enable channel list and data fifo */
tmp |= ME4000_AI_CTRL_BIT_CHANNEL_FIFO | ME4000_AI_CTRL_BIT_DATA_FIFO;
tmp |= ME4000_AI_CTRL_CHANNEL_FIFO | ME4000_AI_CTRL_DATA_FIFO;
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
/* Generate channel list entry */
......@@ -531,7 +530,7 @@ static int me4000_ai_cancel(struct comedi_device *dev,
/* Stop any running conversion */
tmp = inl(dev->iobase + ME4000_AI_CTRL_REG);
tmp &= ~(ME4000_AI_CTRL_BIT_STOP | ME4000_AI_CTRL_BIT_IMMEDIATE_STOP);
tmp &= ~(ME4000_AI_CTRL_STOP | ME4000_AI_CTRL_IMMEDIATE_STOP);
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
/* Clear the control register */
......@@ -699,40 +698,40 @@ static int ai_prepare(struct comedi_device *dev,
(cmd->start_src == TRIG_EXT &&
cmd->scan_begin_src == TRIG_FOLLOW &&
cmd->convert_src == TRIG_TIMER)) {
tmp = ME4000_AI_CTRL_BIT_MODE_1 |
ME4000_AI_CTRL_BIT_CHANNEL_FIFO |
ME4000_AI_CTRL_BIT_DATA_FIFO;
tmp = ME4000_AI_CTRL_MODE_1 |
ME4000_AI_CTRL_CHANNEL_FIFO |
ME4000_AI_CTRL_DATA_FIFO;
} else if (cmd->start_src == TRIG_EXT &&
cmd->scan_begin_src == TRIG_EXT &&
cmd->convert_src == TRIG_TIMER) {
tmp = ME4000_AI_CTRL_BIT_MODE_2 |
ME4000_AI_CTRL_BIT_CHANNEL_FIFO |
ME4000_AI_CTRL_BIT_DATA_FIFO;
tmp = ME4000_AI_CTRL_MODE_2 |
ME4000_AI_CTRL_CHANNEL_FIFO |
ME4000_AI_CTRL_DATA_FIFO;
} else if (cmd->start_src == TRIG_EXT &&
cmd->scan_begin_src == TRIG_EXT &&
cmd->convert_src == TRIG_EXT) {
tmp = ME4000_AI_CTRL_BIT_MODE_0 |
ME4000_AI_CTRL_BIT_MODE_1 |
ME4000_AI_CTRL_BIT_CHANNEL_FIFO |
ME4000_AI_CTRL_BIT_DATA_FIFO;
tmp = ME4000_AI_CTRL_MODE_0 |
ME4000_AI_CTRL_MODE_1 |
ME4000_AI_CTRL_CHANNEL_FIFO |
ME4000_AI_CTRL_DATA_FIFO;
} else {
tmp = ME4000_AI_CTRL_BIT_MODE_0 |
ME4000_AI_CTRL_BIT_CHANNEL_FIFO |
ME4000_AI_CTRL_BIT_DATA_FIFO;
tmp = ME4000_AI_CTRL_MODE_0 |
ME4000_AI_CTRL_CHANNEL_FIFO |
ME4000_AI_CTRL_DATA_FIFO;
}
/* Stop triggers */
if (cmd->stop_src == TRIG_COUNT) {
outl(cmd->chanlist_len * cmd->stop_arg,
dev->iobase + ME4000_AI_SAMPLE_COUNTER_REG);
tmp |= ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ;
tmp |= ME4000_AI_CTRL_HF_IRQ | ME4000_AI_CTRL_SC_IRQ;
} else if (cmd->stop_src == TRIG_NONE &&
cmd->scan_end_src == TRIG_COUNT) {
outl(cmd->scan_end_arg,
dev->iobase + ME4000_AI_SAMPLE_COUNTER_REG);
tmp |= ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ;
tmp |= ME4000_AI_CTRL_HF_IRQ | ME4000_AI_CTRL_SC_IRQ;
} else {
tmp |= ME4000_AI_CTRL_BIT_HF_IRQ;
tmp |= ME4000_AI_CTRL_HF_IRQ;
}
/* Write the setup to the control register */
......@@ -1009,9 +1008,9 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id)
* FIFO overflow, so stop conversion
* and disable all interrupts
*/
tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ |
ME4000_AI_CTRL_BIT_SC_IRQ);
tmp |= ME4000_AI_CTRL_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_HF_IRQ |
ME4000_AI_CTRL_SC_IRQ);
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
s->async->events |= COMEDI_CB_ERROR;
......@@ -1030,9 +1029,9 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id)
* Undefined state, so stop conversion
* and disable all interrupts
*/
tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ |
ME4000_AI_CTRL_BIT_SC_IRQ);
tmp |= ME4000_AI_CTRL_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_HF_IRQ |
ME4000_AI_CTRL_SC_IRQ);
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
s->async->events |= COMEDI_CB_ERROR;
......@@ -1050,18 +1049,18 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id)
* Buffer overflow, so stop conversion
* and disable all interrupts
*/
tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ |
ME4000_AI_CTRL_BIT_SC_IRQ);
tmp |= ME4000_AI_CTRL_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_HF_IRQ |
ME4000_AI_CTRL_SC_IRQ);
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
break;
}
}
/* Work is done, so reset the interrupt */
tmp |= ME4000_AI_CTRL_BIT_HF_IRQ_RESET;
tmp |= ME4000_AI_CTRL_HF_IRQ_RESET;
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
tmp &= ~ME4000_AI_CTRL_BIT_HF_IRQ_RESET;
tmp &= ~ME4000_AI_CTRL_HF_IRQ_RESET;
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
}
......@@ -1074,8 +1073,8 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id)
* conversion and disable all interrupts
*/
tmp = inl(dev->iobase + ME4000_AI_CTRL_REG);
tmp |= ME4000_AI_CTRL_BIT_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_BIT_HF_IRQ | ME4000_AI_CTRL_BIT_SC_IRQ);
tmp |= ME4000_AI_CTRL_IMMEDIATE_STOP;
tmp &= ~(ME4000_AI_CTRL_HF_IRQ | ME4000_AI_CTRL_SC_IRQ);
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
/* Poll data until fifo empty */
......@@ -1090,9 +1089,9 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id)
}
/* Work is done, so reset the interrupt */
tmp |= ME4000_AI_CTRL_BIT_SC_IRQ_RESET;
tmp |= ME4000_AI_CTRL_SC_IRQ_RESET;
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
tmp &= ~ME4000_AI_CTRL_BIT_SC_IRQ_RESET;
tmp &= ~ME4000_AI_CTRL_SC_IRQ_RESET;
outl(tmp, dev->iobase + ME4000_AI_CTRL_REG);
}
......
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