*/
#define USE_DMA
-//#define DEBUG 1
-//#define DEBUG_FLAGS
+/* #define DEBUG 1 */
+/* #define DEBUG_FLAGS */
+#include <linux/interrupt.h>
#include "../comedidev.h"
#include "mite.h"
#define Waited (1<<5)
#define PrimaryTC (1<<6)
#define SecondaryTC (1<<7)
- //#define SerialRose
- //#define ReqRose
- //#define Paused
+ /* #define SerialRose */
+ /* #define ReqRose */
+ /* #define Paused */
#define Group_1_First_Clear 6 /* W */
#define Group_2_First_Clear 7 /* W */
#define DMA_Line_Control_Group1 76
#define DMA_Line_Control_Group2 108
-// channel zero is none
+/* channel zero is none */
static inline unsigned primary_DMAChannel_bits(unsigned channel)
{
return channel & 0x3;
#define IntEn (TransferReady|CountExpired|Waited|PrimaryTC|SecondaryTC)
#endif
-static int nidio_attach(struct comedi_device * dev, comedi_devconfig * it);
-static int nidio_detach(struct comedi_device * dev);
-static int ni_pcidio_cancel(struct comedi_device * dev, struct comedi_subdevice * s);
+static int nidio_attach(struct comedi_device *dev, struct comedi_devconfig *it);
+static int nidio_detach(struct comedi_device *dev);
+static int ni_pcidio_cancel(struct comedi_device *dev, struct comedi_subdevice *s);
-static comedi_driver driver_pcidio = {
- driver_name:"ni_pcidio",
- module:THIS_MODULE,
- attach:nidio_attach,
- detach:nidio_detach,
+static struct comedi_driver driver_pcidio = {
+ .driver_name = "ni_pcidio",
+ .module = THIS_MODULE,
+ .attach = nidio_attach,
+ .detach = nidio_detach,
};
-typedef struct {
+struct nidio_board {
+
int dev_id;
const char *name;
int n_8255;
unsigned int is_diodaq:1;
unsigned int uses_firmware:1;
-} nidio_board;
-static const nidio_board nidio_boards[] = {
+};
+
+static const struct nidio_board nidio_boards[] = {
{
- dev_id: 0x1150,
- name: "pci-dio-32hs",
- n_8255: 0,
- is_diodaq:1,
+ .dev_id = 0x1150,
+ .name = "pci-dio-32hs",
+ .n_8255 = 0,
+ .is_diodaq = 1,
},
{
- dev_id: 0x1320,
- name: "pxi-6533",
- n_8255: 0,
- is_diodaq:1,
+ .dev_id = 0x1320,
+ .name = "pxi-6533",
+ .n_8255 = 0,
+ .is_diodaq = 1,
},
{
- dev_id: 0x12b0,
- name: "pci-6534",
- n_8255: 0,
- is_diodaq:1,
- uses_firmware:1,
+ .dev_id = 0x12b0,
+ .name = "pci-6534",
+ .n_8255 = 0,
+ .is_diodaq = 1,
+ .uses_firmware = 1,
},
{
- dev_id: 0x0160,
- name: "pci-dio-96",
- n_8255: 4,
- is_diodaq:0,
+ .dev_id = 0x0160,
+ .name = "pci-dio-96",
+ .n_8255 = 4,
+ .is_diodaq = 0,
},
{
- dev_id: 0x1630,
- name: "pci-dio-96b",
- n_8255: 4,
- is_diodaq:0,
+ .dev_id = 0x1630,
+ .name = "pci-dio-96b",
+ .n_8255 = 4,
+ .is_diodaq = 0,
},
{
- dev_id: 0x13c0,
- name: "pxi-6508",
- n_8255: 4,
- is_diodaq:0,
+ .dev_id = 0x13c0,
+ .name = "pxi-6508",
+ .n_8255 = 4,
+ .is_diodaq = 0,
},
{
- dev_id: 0x0400,
- name: "pci-6503",
- n_8255: 1,
- is_diodaq:0,
+ .dev_id = 0x0400,
+ .name = "pci-6503",
+ .n_8255 = 1,
+ .is_diodaq = 0,
},
{
- dev_id: 0x1250,
- name: "pci-6503b",
- n_8255: 1,
- is_diodaq:0,
+ .dev_id = 0x1250,
+ .name = "pci-6503b",
+ .n_8255 = 1,
+ .is_diodaq = 0,
},
{
- dev_id: 0x17d0,
- name: "pci-6503x",
- n_8255: 1,
- is_diodaq:0,
+ .dev_id = 0x17d0,
+ .name = "pci-6503x",
+ .n_8255 = 1,
+ .is_diodaq = 0,
},
{
- dev_id: 0x1800,
- name: "pxi-6503",
- n_8255: 1,
- is_diodaq:0,
+ .dev_id = 0x1800,
+ .name = "pxi-6503",
+ .n_8255 = 1,
+ .is_diodaq = 0,
},
};
#define n_nidio_boards (sizeof(nidio_boards)/sizeof(nidio_boards[0]))
-#define this_board ((const nidio_board *)dev->board_ptr)
+#define this_board ((const struct nidio_board *)dev->board_ptr)
static DEFINE_PCI_DEVICE_TABLE(ni_pcidio_pci_table) = {
{PCI_VENDOR_ID_NATINST, 0x1150, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
MODULE_DEVICE_TABLE(pci, ni_pcidio_pci_table);
-typedef struct {
+struct nidio96_private {
struct mite_struct *mite;
int boardtype;
int dio;
struct mite_channel *di_mite_chan;
struct mite_dma_descriptor_ring *di_mite_ring;
spinlock_t mite_channel_lock;
-} nidio96_private;
-#define devpriv ((nidio96_private *)dev->private)
+};
+#define devpriv ((struct nidio96_private *)dev->private)
-static int ni_pcidio_cmdtest(struct comedi_device * dev, struct comedi_subdevice * s,
- comedi_cmd * cmd);
-static int ni_pcidio_cmd(struct comedi_device * dev, struct comedi_subdevice * s);
-static int ni_pcidio_inttrig(struct comedi_device * dev, struct comedi_subdevice * s,
+static int ni_pcidio_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_cmd *cmd);
+static int ni_pcidio_cmd(struct comedi_device *dev, struct comedi_subdevice *s);
+static int ni_pcidio_inttrig(struct comedi_device *dev, struct comedi_subdevice *s,
unsigned int trignum);
-static int nidio_find_device(struct comedi_device * dev, int bus, int slot);
+static int nidio_find_device(struct comedi_device *dev, int bus, int slot);
static int ni_pcidio_ns_to_timer(int *nanosec, int round_mode);
-static int setup_mite_dma(struct comedi_device * dev, struct comedi_subdevice * s);
+static int setup_mite_dma(struct comedi_device *dev, struct comedi_subdevice *s);
#ifdef DEBUG_FLAGS
static void ni_pcidio_print_flags(unsigned int flags);
#define ni_pcidio_print_status(x)
#endif
-static int ni_pcidio_request_di_mite_channel(struct comedi_device * dev)
+static int ni_pcidio_request_di_mite_channel(struct comedi_device *dev)
{
unsigned long flags;
- comedi_spin_lock_irqsave(&devpriv->mite_channel_lock, flags);
+ spin_lock_irqsave(&devpriv->mite_channel_lock, flags);
BUG_ON(devpriv->di_mite_chan);
devpriv->di_mite_chan =
mite_request_channel_in_range(devpriv->mite,
devpriv->di_mite_ring, 1, 2);
if (devpriv->di_mite_chan == NULL) {
- comedi_spin_unlock_irqrestore(&devpriv->mite_channel_lock,
- flags);
+ spin_unlock_irqrestore(&devpriv->mite_channel_lock, flags);
comedi_error(dev, "failed to reserve mite dma channel.");
return -EBUSY;
}
secondary_DMAChannel_bits(devpriv->di_mite_chan->channel),
devpriv->mite->daq_io_addr + DMA_Line_Control_Group1);
mmiowb();
- comedi_spin_unlock_irqrestore(&devpriv->mite_channel_lock, flags);
+ spin_unlock_irqrestore(&devpriv->mite_channel_lock, flags);
return 0;
}
-static void ni_pcidio_release_di_mite_channel(struct comedi_device * dev)
+static void ni_pcidio_release_di_mite_channel(struct comedi_device *dev)
{
unsigned long flags;
- comedi_spin_lock_irqsave(&devpriv->mite_channel_lock, flags);
+ spin_lock_irqsave(&devpriv->mite_channel_lock, flags);
if (devpriv->di_mite_chan) {
mite_dma_disarm(devpriv->di_mite_chan);
mite_dma_reset(devpriv->di_mite_chan);
devpriv->mite->daq_io_addr + DMA_Line_Control_Group1);
mmiowb();
}
- comedi_spin_unlock_irqrestore(&devpriv->mite_channel_lock, flags);
+ spin_unlock_irqrestore(&devpriv->mite_channel_lock, flags);
}
static int nidio96_8255_cb(int dir, int port, int data, unsigned long iobase)
}
}
-void ni_pcidio_event(struct comedi_device * dev, struct comedi_subdevice * s)
+void ni_pcidio_event(struct comedi_device *dev, struct comedi_subdevice *s)
{
if (s->async->
events & (COMEDI_CB_EOA | COMEDI_CB_ERROR | COMEDI_CB_OVERFLOW))
comedi_event(dev, s);
}
-static irqreturn_t nidio_interrupt(int irq, void *d PT_REGS_ARG)
+static irqreturn_t nidio_interrupt(int irq, void *d)
{
struct comedi_device *dev = d;
struct comedi_subdevice *s = dev->subdevices;
struct comedi_async *async = s->async;
struct mite_struct *mite = devpriv->mite;
- //int i, j;
+ /* int i, j; */
long int AuxData = 0;
short data1 = 0;
short data2 = 0;
unsigned int m_status = 0;
unsigned long irq_flags;
- //interrupcions parasites
+ /* interrupcions parasites */
if (dev->attached == 0) {
- // assume it's from another card
+ /* assume it's from another card */
return IRQ_NONE;
}
ni_pcidio_print_flags(flags);
ni_pcidio_print_status(status);
- //printk("buf[0]=%08x\n",*(unsigned int *)async->prealloc_buf);
- //printk("buf[4096]=%08x\n",*(unsigned int *)(async->prealloc_buf+4096));
+ /* printk("buf[0]=%08x\n",*(unsigned int *)async->prealloc_buf); */
+ /* printk("buf[4096]=%08x\n",*(unsigned int *)(async->prealloc_buf+4096)); */
- comedi_spin_lock_irqsave(&devpriv->mite_channel_lock, irq_flags);
+ spin_lock_irqsave(&devpriv->mite_channel_lock, irq_flags);
if (devpriv->di_mite_chan)
m_status = mite_get_status(devpriv->di_mite_chan);
#ifdef MITE_DEBUG
mite_print_chsr(m_status);
#endif
- //printk("mite_bytes_transferred: %d\n",mite_bytes_transferred(mite,DI_DMA_CHAN));
- //mite_dump_regs(mite);
+ /* printk("mite_bytes_transferred: %d\n",mite_bytes_transferred(mite,DI_DMA_CHAN)); */
+ /* mite_dump_regs(mite); */
if (m_status & CHSR_INT) {
if (m_status & CHSR_LINKC) {
writel(CHOR_CLRLC,
disable_irq(dev->irq);
}
}
- comedi_spin_unlock_irqrestore(&devpriv->mite_channel_lock, irq_flags);
+ spin_unlock_irqrestore(&devpriv->mite_channel_lock, irq_flags);
while (status & DataLeft) {
work++;
flags &= IntEn;
if (flags & TransferReady) {
- //DPRINTK("TransferReady\n");
+ /* DPRINTK("TransferReady\n"); */
while (flags & TransferReady) {
work++;
if (work > 100) {
data2 = (AuxData & 0xffff0000) >> 16;
comedi_buf_put(async, data1);
comedi_buf_put(async, data2);
- //DPRINTK("read:%d, %d\n",data1,data2);
+ /* DPRINTK("read:%d, %d\n",data1,data2); */
flags = readb(devpriv->mite->daq_io_addr +
Group_1_Flags);
}
- //DPRINTK("buf_int_count: %d\n",async->buf_int_count);
- //DPRINTK("1) IntEn=%d,flags=%d,status=%d\n",IntEn,flags,status);
- //ni_pcidio_print_flags(flags);
- //ni_pcidio_print_status(status);
+ /* DPRINTK("buf_int_count: %d\n",async->buf_int_count); */
+ /* DPRINTK("1) IntEn=%d,flags=%d,status=%d\n",IntEn,flags,status); */
+ /* ni_pcidio_print_flags(flags); */
+ /* ni_pcidio_print_status(status); */
async->events |= COMEDI_CB_BLOCK;
}
flags = readb(devpriv->mite->daq_io_addr + Group_1_Flags);
status = readb(devpriv->mite->daq_io_addr +
Interrupt_And_Window_Status);
- //DPRINTK("loop end: IntEn=0x%02x,flags=0x%02x,status=0x%02x\n",
- // IntEn,flags,status);
- //ni_pcidio_print_flags(flags);
- //ni_pcidio_print_status(status);
+ /* DPRINTK("loop end: IntEn=0x%02x,flags=0x%02x,status=0x%02x\n", */
+ /* IntEn,flags,status); */
+ /* ni_pcidio_print_flags(flags); */
+ /* ni_pcidio_print_status(status); */
}
out:
#endif
static int ni_pcidio_insn_config(struct comedi_device * dev, struct comedi_subdevice * s,
- comedi_insn * insn, unsigned int * data)
+ struct comedi_insn * insn, unsigned int * data)
{
if (insn->n != 1)
return -EINVAL;
}
static int ni_pcidio_insn_bits(struct comedi_device * dev, struct comedi_subdevice * s,
- comedi_insn * insn, unsigned int * data)
+ struct comedi_insn * insn, unsigned int * data)
{
if (insn->n != 2)
return -EINVAL;
}
static int ni_pcidio_cmdtest(struct comedi_device * dev, struct comedi_subdevice * s,
- comedi_cmd * cmd)
+ struct comedi_cmd * cmd)
{
int err = 0;
int tmp;
static int ni_pcidio_cmd(struct comedi_device * dev, struct comedi_subdevice * s)
{
- comedi_cmd *cmd = &s->async->cmd;
+ struct comedi_cmd *cmd = &s->async->cmd;
/* XXX configure ports for input */
writel(0x0000, devpriv->mite->daq_io_addr + Port_Pin_Directions(0));
/* clear and enable interrupts */
writeb(0xff, devpriv->mite->daq_io_addr + Group_1_First_Clear);
- //writeb(ClearExpired,devpriv->mite->daq_io_addr+Group_1_Second_Clear);
+ /* writeb(ClearExpired,devpriv->mite->daq_io_addr+Group_1_Second_Clear); */
writeb(IntEn, devpriv->mite->daq_io_addr + Interrupt_Control);
writeb(0x03,
if (cmd->stop_src == TRIG_NONE) {
devpriv->OpModeBits = DataLatching(0) | RunMode(7);
- } else { // TRIG_TIMER
+ } else { /* TRIG_TIMER */
devpriv->OpModeBits = Numbered | RunMode(7);
}
if (cmd->start_src == TRIG_NOW) {
return 0;
}
-static int nidio_attach(struct comedi_device * dev, comedi_devconfig * it)
+static int nidio_attach(struct comedi_device * dev, struct comedi_devconfig * it)
{
struct comedi_subdevice *s;
int i;
printk("comedi%d: nidio:", dev->minor);
- if ((ret = alloc_private(dev, sizeof(nidio96_private))) < 0)
+ if ((ret = alloc_private(dev, sizeof(struct nidio96_private))) < 0)
return ret;
spin_lock_init(&devpriv->mite_channel_lock);
devpriv->mite->daq_io_addr +
Master_DMA_And_Interrupt_Control);
- ret = comedi_request_irq(irq, nidio_interrupt, IRQF_SHARED,
- "ni_pcidio", dev);
+ ret = request_irq(irq, nidio_interrupt, IRQF_SHARED,
+ "ni_pcidio", dev);
if (ret < 0) {
printk(" irq not available");
}
}
if (dev->irq)
- comedi_free_irq(dev->irq, dev);
+ free_irq(dev->irq, dev);
if (devpriv) {
if (devpriv->di_mite_ring) {
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff