staging: comedi: adl_pci9111: cleanup the io register map

Finish renaming the defines for the register map. Move the bit
defines so that they are associated with the register. Remove
the unneeded '0' bit defines.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/adl_pci9111.c

@@ -89,45 +89,35 @@ TODO:
 
 #define PCI9111_8254_CLOCK_PERIOD_NS		500
 
-/* IO address map */
-
-#define PCI9111_AI_FIFO_REG				0x00
-#define PCI9111_AO_REG					0x00
-#define PCI9111_DIO_REG					0x02
-#define PCI9111_REGISTER_EXTENDED_IO_PORTS		0x04
-#define PCI9111_AI_CHANNEL_REG				0x06
-#define PCI9111_REGISTER_AD_CHANNEL_READBACK		0x06
-#define PCI9111_AI_RANGE_REG				0x08
-#define PCI9111_RANGE_STATUS_REG			0x08
-#define PCI9111_AI_MODE_CTRL_REG			0x0A
-#define PCI9111_AI_MODE_INT_RB_REG			0x0A
-#define PCI9111_SOFTWARE_TRIGGER_REG			0x0E
-#define PCI9111_INT_CTRL_REG				0x0C
-#define PCI9111_8254_BASE_REG				0x40
-#define PCI9111_INT_CLR_REG				0x48
-
-#define PCI9111_TRIGGER_MASK				0x0F
-#define PCI9111_PTRG_OFF				(0 << 3)
-#define PCI9111_PTRG_ON					(1 << 3)
-#define PCI9111_EITS_EXTERNAL				(1 << 2)
-#define PCI9111_EITS_INTERNAL				(0 << 2)
-#define PCI9111_TPST_SOFTWARE_TRIGGER			(0 << 1)
-#define PCI9111_TPST_TIMER_PACER			(1 << 1)
-#define PCI9111_ASCAN_ON				(1 << 0)
-#define PCI9111_ASCAN_OFF				(0 << 0)
-
-#define PCI9111_ISC0_SET_IRQ_ON_ENDING_OF_AD_CONVERSION (0 << 0)
-#define PCI9111_ISC0_SET_IRQ_ON_FIFO_HALF_FULL		(1 << 0)
-#define PCI9111_ISC1_SET_IRQ_ON_TIMER_TICK		(0 << 1)
-#define PCI9111_ISC1_SET_IRQ_ON_EXT_TRG			(1 << 1)
-#define PCI9111_FFEN_SET_FIFO_ENABLE			(0 << 2)
-#define PCI9111_FFEN_SET_FIFO_DISABLE			(1 << 2)
-
-#define PCI9111_RANGE_MASK				0x07
-#define PCI9111_FIFO_EMPTY_MASK				0x10
-#define PCI9111_FIFO_HALF_FULL_MASK			0x20
-#define PCI9111_FIFO_FULL_MASK				0x40
-#define PCI9111_AD_BUSY_MASK				0x80
+/*
+ * IO address map and bit defines
+ */
+#define PCI9111_AI_FIFO_REG		0x00
+#define PCI9111_AO_REG			0x00
+#define PCI9111_DIO_REG			0x02
+#define PCI9111_EDIO_REG		0x04
+#define PCI9111_AI_CHANNEL_REG		0x06
+#define PCI9111_AI_RANGE_STAT_REG	0x08
+#define PCI9111_AI_STAT_AD_BUSY		(1 << 7)
+#define PCI9111_AI_STAT_FF_FF		(1 << 6)
+#define PCI9111_AI_STAT_FF_HF		(1 << 5)
+#define PCI9111_AI_STAT_FF_EF		(1 << 4)
+#define PCI9111_AI_RANGE_MASK		(7 << 0)
+#define PCI9111_AI_TRIG_CTRL_REG	0x0a
+#define PCI9111_AI_TRIG_CTRL_TRGEVENT	(1 << 5)
+#define PCI9111_AI_TRIG_CTRL_POTRG	(1 << 4)
+#define PCI9111_AI_TRIG_CTRL_PTRG	(1 << 3)
+#define PCI9111_AI_TRIG_CTRL_ETIS	(1 << 2)
+#define PCI9111_AI_TRIG_CTRL_TPST	(1 << 1)
+#define PCI9111_AI_TRIG_CTRL_ASCAN	(1 << 0)
+#define PCI9111_INT_CTRL_REG		0x0c
+#define PCI9111_INT_CTRL_ISC2		(1 << 3)
+#define PCI9111_INT_CTRL_FFEN		(1 << 2)
+#define PCI9111_INT_CTRL_ISC1		(1 << 1)
+#define PCI9111_INT_CTRL_ISC0		(1 << 0)
+#define PCI9111_SOFT_TRIG_REG		0x0e
+#define PCI9111_8254_BASE_REG		0x40
+#define PCI9111_INT_CLR_REG		0x48
 
 static const struct comedi_lrange pci9111_hr_ai_range = {
 	5,
@@ -237,25 +227,24 @@ static void pci9111_trigger_source_set(struct comedi_device *dev,
 	int flags;
 
 	/* Read the current trigger mode control bits */
-	flags = inb(dev->iobase + PCI9111_AI_MODE_INT_RB_REG);
+	flags = inb(dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
 	/* Mask off the EITS and TPST bits */
 	flags &= 0x9;
 
 	switch (source) {
 	case software:
-		flags |= PCI9111_EITS_INTERNAL | PCI9111_TPST_SOFTWARE_TRIGGER;
 		break;
 
 	case timer_pacer:
-		flags |= PCI9111_EITS_INTERNAL | PCI9111_TPST_TIMER_PACER;
+		flags |= PCI9111_AI_TRIG_CTRL_TPST;
 		break;
 
 	case external:
-		flags |= PCI9111_EITS_EXTERNAL;
+		flags |= PCI9111_AI_TRIG_CTRL_ETIS;
 		break;
 	}
 
-	outb(flags, dev->iobase + PCI9111_AI_MODE_CTRL_REG);
+	outb(flags, dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
 }
 
 static void pci9111_pretrigger_set(struct comedi_device *dev, bool pretrigger)
@@ -263,14 +252,14 @@ static void pci9111_pretrigger_set(struct comedi_device *dev, bool pretrigger)
 	int flags;
 
 	/* Read the current trigger mode control bits */
-	flags = inb(dev->iobase + PCI9111_AI_MODE_INT_RB_REG);
+	flags = inb(dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
 	/* Mask off the PTRG bit */
 	flags &= 0x7;
 
 	if (pretrigger)
-		flags |= PCI9111_PTRG_ON;
+		flags |= PCI9111_AI_TRIG_CTRL_PTRG;
 
-	outb(flags, dev->iobase + PCI9111_AI_MODE_CTRL_REG);
+	outb(flags, dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
 }
 
 static void pci9111_autoscan_set(struct comedi_device *dev, bool autoscan)
@@ -278,14 +267,14 @@ static void pci9111_autoscan_set(struct comedi_device *dev, bool autoscan)
 	int flags;
 
 	/* Read the current trigger mode control bits */
-	flags = inb(dev->iobase + PCI9111_AI_MODE_INT_RB_REG);
+	flags = inb(dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
 	/* Mask off the ASCAN bit */
 	flags &= 0xe;
 
 	if (autoscan)
-		flags |= PCI9111_ASCAN_ON;
+		flags |= PCI9111_AI_TRIG_CTRL_ASCAN;
 
-	outb(flags, dev->iobase + PCI9111_AI_MODE_CTRL_REG);
+	outb(flags, dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
 }
 
 enum pci9111_ISC0_sources {
@@ -305,7 +294,7 @@ static void pci9111_interrupt_source_set(struct comedi_device *dev,
 	int flags;
 
 	/* Read the current interrupt control bits */
-	flags = inb(dev->iobase + PCI9111_AI_MODE_INT_RB_REG);
+	flags = inb(dev->iobase + PCI9111_AI_TRIG_CTRL_REG);
 	/* Shift the bits so they are compatible with the write register */
 	flags >>= 4;
 	/* Mask off the ISCx bits */
@@ -313,10 +302,10 @@ static void pci9111_interrupt_source_set(struct comedi_device *dev,
 
 	/* Now set the new ISCx bits */
 	if (irq_0_source == irq_on_fifo_half_full)
-		flags |= PCI9111_ISC0_SET_IRQ_ON_FIFO_HALF_FULL;
+		flags |= PCI9111_INT_CTRL_ISC0;
 
 	if (irq_1_source == irq_on_external_trigger)
-		flags |= PCI9111_ISC1_SET_IRQ_ON_EXT_TRG;
+		flags |= PCI9111_INT_CTRL_ISC1;
 
 	outb(flags, dev->iobase + PCI9111_INT_CTRL_REG);
 }
@@ -326,9 +315,9 @@ static void pci9111_fifo_reset(struct comedi_device *dev)
 	unsigned long int_ctrl_reg = dev->iobase + PCI9111_INT_CTRL_REG;
 
 	/* To reset the FIFO, set FFEN sequence as 0 -> 1 -> 0 */
-	outb(PCI9111_FFEN_SET_FIFO_ENABLE, int_ctrl_reg);
-	outb(PCI9111_FFEN_SET_FIFO_DISABLE, int_ctrl_reg);
-	outb(PCI9111_FFEN_SET_FIFO_ENABLE, int_ctrl_reg);
+	outb(0, int_ctrl_reg);
+	outb(PCI9111_INT_CTRL_FFEN, int_ctrl_reg);
+	outb(0, int_ctrl_reg);
 }
 
 /*  ------------------------------------------------------------------ */
@@ -576,8 +565,8 @@ static int pci9111_ai_do_cmd(struct comedi_device *dev,
 	/*  Set gain */
 	/*  This is the same gain on every channel */
 
-	outb(CR_RANGE(async_cmd->chanlist[0]) & PCI9111_RANGE_MASK,
-		dev->iobase + PCI9111_AI_RANGE_REG);
+	outb(CR_RANGE(async_cmd->chanlist[0]) & PCI9111_AI_RANGE_MASK,
+		dev->iobase + PCI9111_AI_RANGE_STAT_REG);
 
 	/* Set counter */
 
@@ -711,10 +700,10 @@ static irqreturn_t pci9111_interrupt(int irq, void *p_device)
 	    (PLX9050_LINTI1_ENABLE | PLX9050_LINTI1_STATUS)) {
 		/*  Interrupt comes from fifo_half-full signal */
 
-		status = inb(dev->iobase + PCI9111_RANGE_STATUS_REG);
+		status = inb(dev->iobase + PCI9111_AI_RANGE_STAT_REG);
 
 		/* '0' means FIFO is full, data may have been lost */
-		if (!(status & PCI9111_FIFO_FULL_MASK)) {
+		if (!(status & PCI9111_AI_STAT_FF_FF)) {
 			spin_unlock_irqrestore(&dev->spinlock, irq_flags);
 			comedi_error(dev, PCI9111_DRIVER_NAME " fifo overflow");
 			outb(0, dev->iobase + PCI9111_INT_CLR_REG);
@@ -726,7 +715,7 @@ static irqreturn_t pci9111_interrupt(int irq, void *p_device)
 		}
 
 		/* '0' means FIFO is half-full */
-		if (!(status & PCI9111_FIFO_HALF_FULL_MASK)) {
+		if (!(status & PCI9111_AI_STAT_FF_HF)) {
 			unsigned int num_samples;
 			unsigned int bytes_written = 0;
 
@@ -833,24 +822,24 @@ static int pci9111_ai_insn_read(struct comedi_device *dev,
 
 	outb(chan, dev->iobase + PCI9111_AI_CHANNEL_REG);
 
-	status = inb(dev->iobase + PCI9111_RANGE_STATUS_REG);
-	if ((status & PCI9111_RANGE_MASK) != range) {
-		outb(range & PCI9111_RANGE_MASK,
-			dev->iobase + PCI9111_AI_RANGE_REG);
+	status = inb(dev->iobase + PCI9111_AI_RANGE_STAT_REG);
+	if ((status & PCI9111_AI_RANGE_MASK) != range) {
+		outb(range & PCI9111_AI_RANGE_MASK,
+			dev->iobase + PCI9111_AI_RANGE_STAT_REG);
 	}
 
 	pci9111_fifo_reset(dev);
 
 	for (i = 0; i < insn->n; i++) {
 		/* Generate a software trigger */
-		outb(0, dev->iobase + PCI9111_SOFTWARE_TRIGGER_REG);
+		outb(0, dev->iobase + PCI9111_SOFT_TRIG_REG);
 
 		timeout = PCI9111_AI_INSTANT_READ_TIMEOUT;
 
 		while (timeout--) {
-			status = inb(dev->iobase + PCI9111_RANGE_STATUS_REG);
+			status = inb(dev->iobase + PCI9111_AI_RANGE_STAT_REG);
 			/* '1' means FIFO is not empty */
-			if (status & PCI9111_FIFO_EMPTY_MASK)
+			if (status & PCI9111_AI_STAT_FF_EF)
 				goto conversion_done;
 		}