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path: root/drivers/staging/comedi/drivers/me4000.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/me4000.c')
-rw-r--r--drivers/staging/comedi/drivers/me4000.c213
1 files changed, 89 insertions, 124 deletions
diff --git a/drivers/staging/comedi/drivers/me4000.c b/drivers/staging/comedi/drivers/me4000.c
index b766bb93efd..641e693d5d0 100644
--- a/drivers/staging/comedi/drivers/me4000.c
+++ b/drivers/staging/comedi/drivers/me4000.c
@@ -55,26 +55,13 @@ broken.
#include "comedi_fc.h"
#include "8253.h"
+#include "plx9052.h"
#if 0
/* file removed due to GPL incompatibility */
#include "me4000_fw.h"
#endif
-#define PCI_DEVICE_ID_MEILHAUS_ME4650 0x4650
-#define PCI_DEVICE_ID_MEILHAUS_ME4660 0x4660
-#define PCI_DEVICE_ID_MEILHAUS_ME4660I 0x4661
-#define PCI_DEVICE_ID_MEILHAUS_ME4660S 0x4662
-#define PCI_DEVICE_ID_MEILHAUS_ME4660IS 0x4663
-#define PCI_DEVICE_ID_MEILHAUS_ME4670 0x4670
-#define PCI_DEVICE_ID_MEILHAUS_ME4670I 0x4671
-#define PCI_DEVICE_ID_MEILHAUS_ME4670S 0x4672
-#define PCI_DEVICE_ID_MEILHAUS_ME4670IS 0x4673
-#define PCI_DEVICE_ID_MEILHAUS_ME4680 0x4680
-#define PCI_DEVICE_ID_MEILHAUS_ME4680I 0x4681
-#define PCI_DEVICE_ID_MEILHAUS_ME4680S 0x4682
-#define PCI_DEVICE_ID_MEILHAUS_ME4680IS 0x4683
-
/*
* ME4000 Register map and bit defines
*/
@@ -183,28 +170,6 @@ broken.
#define ME4000_AO_DEMUX_ADJUST_VALUE 0x4c
#define ME4000_AI_SAMPLE_COUNTER_REG 0xc0
-/*
- * PLX Register map and bit defines
- */
-#define PLX_INTCSR 0x4c
-#define PLX_INTCSR_LOCAL_INT1_EN (1 << 0)
-#define PLX_INTCSR_LOCAL_INT1_POL (1 << 1)
-#define PLX_INTCSR_LOCAL_INT1_STATE (1 << 2)
-#define PLX_INTCSR_LOCAL_INT2_EN (1 << 3)
-#define PLX_INTCSR_LOCAL_INT2_POL (1 << 4)
-#define PLX_INTCSR_LOCAL_INT2_STATE (1 << 5)
-#define PLX_INTCSR_PCI_INT_EN (1 << 6)
-#define PLX_INTCSR_SOFT_INT (1 << 7)
-#define PLX_ICR 0x50
-#define PLX_ICR_BIT_EEPROM_CLOCK_SET (1 << 24)
-#define PLX_ICR_BIT_EEPROM_CHIP_SELECT (1 << 25)
-#define PLX_ICR_BIT_EEPROM_WRITE (1 << 26)
-#define PLX_ICR_BIT_EEPROM_READ (1 << 27)
-#define PLX_ICR_BIT_EEPROM_VALID (1 << 28)
-#define PLX_ICR_MASK_EEPROM (0x1f << 24)
-
-#define EEPROM_DELAY 1
-
#define ME4000_AI_FIFO_COUNT 2048
#define ME4000_AI_MIN_TICKS 66
@@ -220,9 +185,24 @@ struct me4000_info {
unsigned int ao_readback[4];
};
+enum me4000_boardid {
+ BOARD_ME4650,
+ BOARD_ME4660,
+ BOARD_ME4660I,
+ BOARD_ME4660S,
+ BOARD_ME4660IS,
+ BOARD_ME4670,
+ BOARD_ME4670I,
+ BOARD_ME4670S,
+ BOARD_ME4670IS,
+ BOARD_ME4680,
+ BOARD_ME4680I,
+ BOARD_ME4680S,
+ BOARD_ME4680IS,
+};
+
struct me4000_board {
const char *name;
- unsigned short device_id;
int ao_nchan;
int ao_fifo;
int ai_nchan;
@@ -234,62 +214,61 @@ struct me4000_board {
};
static const struct me4000_board me4000_boards[] = {
- {
+ [BOARD_ME4650] = {
.name = "ME-4650",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4650,
.ai_nchan = 16,
.dio_nchan = 32,
- }, {
+ },
+ [BOARD_ME4660] = {
.name = "ME-4660",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4660,
.ai_nchan = 32,
.ai_diff_nchan = 16,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4660I] = {
.name = "ME-4660i",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4660I,
.ai_nchan = 32,
.ai_diff_nchan = 16,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4660S] = {
.name = "ME-4660s",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4660S,
.ai_nchan = 32,
.ai_diff_nchan = 16,
.ai_sh_nchan = 8,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4660IS] = {
.name = "ME-4660is",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4660IS,
.ai_nchan = 32,
.ai_diff_nchan = 16,
.ai_sh_nchan = 8,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4670] = {
.name = "ME-4670",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4670,
.ao_nchan = 4,
.ai_nchan = 32,
.ai_diff_nchan = 16,
.ex_trig_analog = 1,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4670I] = {
.name = "ME-4670i",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4670I,
.ao_nchan = 4,
.ai_nchan = 32,
.ai_diff_nchan = 16,
.ex_trig_analog = 1,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4670S] = {
.name = "ME-4670s",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4670S,
.ao_nchan = 4,
.ai_nchan = 32,
.ai_diff_nchan = 16,
@@ -297,9 +276,9 @@ static const struct me4000_board me4000_boards[] = {
.ex_trig_analog = 1,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4670IS] = {
.name = "ME-4670is",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4670IS,
.ao_nchan = 4,
.ai_nchan = 32,
.ai_diff_nchan = 16,
@@ -307,9 +286,9 @@ static const struct me4000_board me4000_boards[] = {
.ex_trig_analog = 1,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4680] = {
.name = "ME-4680",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4680,
.ao_nchan = 4,
.ao_fifo = 4,
.ai_nchan = 32,
@@ -317,9 +296,9 @@ static const struct me4000_board me4000_boards[] = {
.ex_trig_analog = 1,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4680I] = {
.name = "ME-4680i",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4680I,
.ao_nchan = 4,
.ao_fifo = 4,
.ai_nchan = 32,
@@ -327,9 +306,9 @@ static const struct me4000_board me4000_boards[] = {
.ex_trig_analog = 1,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4680S] = {
.name = "ME-4680s",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4680S,
.ao_nchan = 4,
.ao_fifo = 4,
.ai_nchan = 32,
@@ -338,9 +317,9 @@ static const struct me4000_board me4000_boards[] = {
.ex_trig_analog = 1,
.dio_nchan = 32,
.has_counter = 1,
- }, {
+ },
+ [BOARD_ME4680IS] = {
.name = "ME-4680is",
- .device_id = PCI_DEVICE_ID_MEILHAUS_ME4680IS,
.ao_nchan = 4,
.ao_fifo = 4,
.ai_nchan = 32,
@@ -376,6 +355,7 @@ static int xilinx_download(struct comedi_device *dev)
wait_queue_head_t queue;
int idx = 0;
int size = 0;
+ unsigned int intcsr;
if (!xilinx_iobase)
return -ENODEV;
@@ -386,27 +366,28 @@ static int xilinx_download(struct comedi_device *dev)
* Set PLX local interrupt 2 polarity to high.
* Interrupt is thrown by init pin of xilinx.
*/
- outl(0x10, info->plx_regbase + PLX_INTCSR);
+ outl(PLX9052_INTCSR_LI2POL, info->plx_regbase + PLX9052_INTCSR);
/* Set /CS and /WRITE of the Xilinx */
- value = inl(info->plx_regbase + PLX_ICR);
- value |= 0x100;
- outl(value, info->plx_regbase + PLX_ICR);
+ value = inl(info->plx_regbase + PLX9052_CNTRL);
+ value |= PLX9052_CNTRL_UIO2_DATA;
+ outl(value, info->plx_regbase + PLX9052_CNTRL);
/* Init Xilinx with CS1 */
inb(xilinx_iobase + 0xC8);
/* Wait until /INIT pin is set */
udelay(20);
- if (!(inl(info->plx_regbase + PLX_INTCSR) & 0x20)) {
+ intcsr = inl(info->plx_regbase + PLX9052_INTCSR);
+ if (!(intcsr & PLX9052_INTCSR_LI2STAT)) {
dev_err(dev->class_dev, "Can't init Xilinx\n");
return -EIO;
}
/* Reset /CS and /WRITE of the Xilinx */
- value = inl(info->plx_regbase + PLX_ICR);
- value &= ~0x100;
- outl(value, info->plx_regbase + PLX_ICR);
+ value = inl(info->plx_regbase + PLX9052_CNTRL);
+ value &= ~PLX9052_CNTRL_UIO2_DATA;
+ outl(value, info->plx_regbase + PLX9052_CNTRL);
if (FIRMWARE_NOT_AVAILABLE) {
dev_err(dev->class_dev,
"xilinx firmware unavailable due to licensing, aborting");
@@ -422,7 +403,7 @@ static int xilinx_download(struct comedi_device *dev)
udelay(10);
/* Check if BUSY flag is low */
- if (inl(info->plx_regbase + PLX_ICR) & 0x20) {
+ if (inl(info->plx_regbase + PLX9052_CNTRL) & PLX9052_CNTRL_UIO1_DATA) {
dev_err(dev->class_dev,
"Xilinx is still busy (idx = %d)\n",
idx);
@@ -432,7 +413,7 @@ static int xilinx_download(struct comedi_device *dev)
}
/* If done flag is high download was successful */
- if (inl(info->plx_regbase + PLX_ICR) & 0x4) {
+ if (inl(info->plx_regbase + PLX9052_CNTRL) & PLX9052_CNTRL_UIO0_DATA) {
} else {
dev_err(dev->class_dev, "DONE flag is not set\n");
dev_err(dev->class_dev, "Download not successful\n");
@@ -440,9 +421,9 @@ static int xilinx_download(struct comedi_device *dev)
}
/* Set /CS and /WRITE */
- value = inl(info->plx_regbase + PLX_ICR);
- value |= 0x100;
- outl(value, info->plx_regbase + PLX_ICR);
+ value = inl(info->plx_regbase + PLX9052_CNTRL);
+ value |= PLX9052_CNTRL_UIO2_DATA;
+ outl(value, info->plx_regbase + PLX9052_CNTRL);
return 0;
}
@@ -454,11 +435,11 @@ static void me4000_reset(struct comedi_device *dev)
int chan;
/* Make a hardware reset */
- val = inl(info->plx_regbase + PLX_ICR);
- val |= 0x40000000;
- outl(val, info->plx_regbase + PLX_ICR);
- val &= ~0x40000000;
- outl(val , info->plx_regbase + PLX_ICR);
+ val = inl(info->plx_regbase + PLX9052_CNTRL);
+ val |= PLX9052_CNTRL_PCI_RESET;
+ outl(val, info->plx_regbase + PLX9052_CNTRL);
+ val &= ~PLX9052_CNTRL_PCI_RESET;
+ outl(val , info->plx_regbase + PLX9052_CNTRL);
/* 0x8000 to the DACs means an output voltage of 0V */
for (chan = 0; chan < 4; chan++)
@@ -474,7 +455,9 @@ static void me4000_reset(struct comedi_device *dev)
outl(val, dev->iobase + ME4000_AO_CTRL_REG(chan));
/* Enable interrupts on the PLX */
- outl(0x43, info->plx_regbase + PLX_INTCSR);
+ outl(PLX9052_INTCSR_LI1ENAB |
+ PLX9052_INTCSR_LI1POL |
+ PLX9052_INTCSR_PCIENAB, info->plx_regbase + PLX9052_INTCSR);
/* Set the adustment register for AO demux */
outl(ME4000_AO_DEMUX_ADJUST_VALUE,
@@ -1550,30 +1533,17 @@ static int me4000_cnt_insn_write(struct comedi_device *dev,
return 1;
}
-static const void *me4000_find_boardinfo(struct comedi_device *dev,
- struct pci_dev *pcidev)
-{
- const struct me4000_board *thisboard;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(me4000_boards); i++) {
- thisboard = &me4000_boards[i];
- if (thisboard->device_id == pcidev->device)
- return thisboard;
- }
- return NULL;
-}
-
static int me4000_auto_attach(struct comedi_device *dev,
- unsigned long context_unused)
+ unsigned long context)
{
struct pci_dev *pcidev = comedi_to_pci_dev(dev);
- const struct me4000_board *thisboard;
+ const struct me4000_board *thisboard = NULL;
struct me4000_info *info;
struct comedi_subdevice *s;
int result;
- thisboard = me4000_find_boardinfo(dev, pcidev);
+ if (context < ARRAY_SIZE(me4000_boards))
+ thisboard = &me4000_boards[context];
if (!thisboard)
return -ENODEV;
dev->board_ptr = thisboard;
@@ -1584,7 +1554,7 @@ static int me4000_auto_attach(struct comedi_device *dev,
return -ENOMEM;
dev->private = info;
- result = comedi_pci_enable(pcidev, dev->board_name);
+ result = comedi_pci_enable(dev);
if (result)
return result;
@@ -1710,16 +1680,11 @@ static int me4000_auto_attach(struct comedi_device *dev,
static void me4000_detach(struct comedi_device *dev)
{
- struct pci_dev *pcidev = comedi_to_pci_dev(dev);
-
if (dev->irq)
free_irq(dev->irq, dev);
- if (pcidev) {
- if (dev->iobase) {
- me4000_reset(dev);
- comedi_pci_disable(pcidev);
- }
- }
+ if (dev->iobase)
+ me4000_reset(dev);
+ comedi_pci_disable(dev);
}
static struct comedi_driver me4000_driver = {
@@ -1730,26 +1695,26 @@ static struct comedi_driver me4000_driver = {
};
static int me4000_pci_probe(struct pci_dev *dev,
- const struct pci_device_id *ent)
+ const struct pci_device_id *id)
{
- return comedi_pci_auto_config(dev, &me4000_driver);
+ return comedi_pci_auto_config(dev, &me4000_driver, id->driver_data);
}
static DEFINE_PCI_DEVICE_TABLE(me4000_pci_table) = {
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4650)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4660)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4660I)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4660S)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4660IS)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4670)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4670I)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4670S)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4670IS)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4680)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4680I)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4680S)},
- {PCI_DEVICE(PCI_VENDOR_ID_MEILHAUS, PCI_DEVICE_ID_MEILHAUS_ME4680IS)},
- {0}
+ { PCI_VDEVICE(MEILHAUS, 0x4650), BOARD_ME4650 },
+ { PCI_VDEVICE(MEILHAUS, 0x4660), BOARD_ME4660 },
+ { PCI_VDEVICE(MEILHAUS, 0x4661), BOARD_ME4660I },
+ { PCI_VDEVICE(MEILHAUS, 0x4662), BOARD_ME4660S },
+ { PCI_VDEVICE(MEILHAUS, 0x4663), BOARD_ME4660IS },
+ { PCI_VDEVICE(MEILHAUS, 0x4670), BOARD_ME4670 },
+ { PCI_VDEVICE(MEILHAUS, 0x4671), BOARD_ME4670I },
+ { PCI_VDEVICE(MEILHAUS, 0x4672), BOARD_ME4670S },
+ { PCI_VDEVICE(MEILHAUS, 0x4673), BOARD_ME4670IS },
+ { PCI_VDEVICE(MEILHAUS, 0x4680), BOARD_ME4680 },
+ { PCI_VDEVICE(MEILHAUS, 0x4681), BOARD_ME4680I },
+ { PCI_VDEVICE(MEILHAUS, 0x4682), BOARD_ME4680S },
+ { PCI_VDEVICE(MEILHAUS, 0x4683), BOARD_ME4680IS },
+ { 0 }
};
MODULE_DEVICE_TABLE(pci, me4000_pci_table);
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-31 09:46:25 +0000