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staging: comedi: das08: separately configure ISA and PCI

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The das08 driver supports both ISA and PCI cards, but currently is
configured outside the ISA and PCI comedi driver sections.  The module
is also used by the das08_cs driver.  This patch splits the
configuration to make the ISA and PCI parts separately selectable, and
changes the driver to only include the selected ISA and/or PCI board
types.  Also, if neither the ISA or PCI parts are selected, and the
module is only needed for the das08_cs driver, don't register the driver
as a comedi driver as it doesn't have any boards to support.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ian Abbott 2012-03-26 16:57:29 +01:00 committed by Greg Kroah-Hartman
parent 3e6be97ebb
commit 2e3c024df1
2 changed files with 112 additions and 72 deletions
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43
drivers/staging/comedi/Kconfig
View file

@ -272,6 +272,20 @@ config COMEDI_DAS16M1
To compile this driver as a module, choose M here: the module will be
called das16m1.
config COMEDI_DAS08_ISA
tristate "DAS-08 compatible ISA and PC/104 card support"
select COMEDI_DAS08
default N
---help---
Enable support for Keithley Metrabyte/ComputerBoards DAS08
and compatible ISA and PC/104 cards:
Keithley Metrabyte/ComputerBoards DAS08, DAS08-PGM, DAS08-PGH,
DAS08-PGL, DAS08-AOH, DAS08-AOL, DAS08-AOM, DAS08/JR-AO,
DAS08/JR-16-AO, PC104-DAS08, DAS08/JR/16.
To compile this driver as a module, choose M here: the module will be
called das08.
config COMEDI_DAS16
tristate "DAS-16 compatible ISA and PC/104 card support"
select COMEDI_8255
@ -864,6 +878,16 @@ config COMEDI_CONTEC_PCI_DIO
To compile this driver as a module, choose M here: the module will be
called contec_pci_dio.
config COMEDI_DAS08_PCI
tristate "DAS-08 PCI support"
select COMEDI_DAS08
default N
---help---
Enable support for PCI DAS-08 cards.
To compile this driver as a module, choose M here: the module will be
called das08.
config COMEDI_DT3000
tristate "Data Translation DT3000 series support"
default N
@ -1390,20 +1414,6 @@ config COMEDI_8255
To compile this driver as a module, choose M here: the module will be
called 8255.
config COMEDI_DAS08
tristate "DAS-08 compatible support"
depends on COMEDI
select COMEDI_8255
default N
---help---
Enable support for DAS08 and compatible ISA, PC/104 and PCI cards.
Note that PCMCIA DAS08 cards are not directly supported by this
driver, and need a separate driver as a wrapper.
To compile this driver as a module, choose M here: the module will be
called das08.
config COMEDI_FC
tristate "Comedi shared functions for low-level driver support"
depends on COMEDI
@ -1429,3 +1439,8 @@ config COMEDI_AMPLC_PC236
config COMEDI_AMPLC_PC263
def_tristate N
depends on COMEDI
config COMEDI_DAS08
def_tristate N
depends on COMEDI
select COMEDI_8255

141
drivers/staging/comedi/drivers/das08.c
View file

@ -61,6 +61,20 @@
#define DRV_NAME "das08"
#ifdef CONFIG_COMEDI_DAS08_ISA_MODULE
#define CONFIG_COMEDI_DAS08_ISA
#endif
#ifdef CONFIG_COMEDI_DAS08_PCI_MODULE
#define CONFIG_COMEDI_DAS08_PCI
#endif
#ifdef CONFIG_COMEDI_DAS08_CS_MODULE
#define CONFIG_COMEDI_DAS08_CS
#endif
#if defined(CONFIG_COMEDI_DAS08_ISA) || defined(CONFIG_COMEDI_DAS08_PCI)
#define DO_COMEDI_DRIVER_REGISTER
#endif
#define PCI_VENDOR_ID_COMPUTERBOARDS 0x1307
#define PCI_DEVICE_ID_PCIDAS08 0x29
#define PCIDAS08_SIZE 0x54
@ -160,6 +174,7 @@ static int das08_di_rbits(struct comedi_device *dev, struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data);
static int das08_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data);
#ifdef CONFIG_COMEDI_DAS08_ISA
static int das08jr_di_rbits(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data);
@ -172,6 +187,7 @@ static int das08jr_ao_winsn(struct comedi_device *dev,
static int das08ao_ao_winsn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data);
#endif
static void i8254_set_mode_low(unsigned int base, int channel,
unsigned int mode);
@ -253,7 +269,9 @@ static const int *const das08_gainlists[] = {
das08_pgm_gainlist,
};
#ifdef DO_COMEDI_DRIVER_REGISTER
static const struct das08_board_struct das08_boards[] = {
#ifdef CONFIG_COMEDI_DAS08_ISA
{
.name = "isa-das08", /* cio-das08.pdf */
.bustype = isa,
@ -395,25 +413,6 @@ static const struct das08_board_struct das08_boards[] = {
.i8254_offset = 0x04,
.iosize = 16, /* unchecked */
},
#ifdef CONFIG_COMEDI_PCI
{
.name = "das08", /* pci-das08 */
.id = PCI_DEVICE_ID_PCIDAS08,
.bustype = pci,
.ai = das08_ai_rinsn,
.ai_nbits = 12,
.ai_pg = das08_bipolar5,
.ai_encoding = das08_encode12,
.ao = NULL,
.ao_nbits = 0,
.di = das08_di_rbits,
.do_ = das08_do_wbits,
.do_nchan = 4,
.i8255_offset = 0,
.i8254_offset = 4,
.iosize = 8,
},
#endif
{
.name = "pc104-das08",
.bustype = pc104,
@ -462,9 +461,30 @@ static const struct das08_board_struct das08_boards[] = {
.name = "das08-pga-g2", /* a KM board */
},
#endif
#endif /* CONFIG_COMEDI_DAS08_ISA */
#ifdef CONFIG_COMEDI_DAS08_PCI
{
.name = "das08", /* pci-das08 */
.id = PCI_DEVICE_ID_PCIDAS08,
.bustype = pci,
.ai = das08_ai_rinsn,
.ai_nbits = 12,
.ai_pg = das08_bipolar5,
.ai_encoding = das08_encode12,
.ao = NULL,
.ao_nbits = 0,
.di = das08_di_rbits,
.do_ = das08_do_wbits,
.do_nchan = 4,
.i8255_offset = 0,
.i8254_offset = 4,
.iosize = 8,
},
#endif /* CONFIG_COMEDI_DAS08_PCI */
};
#endif /* DO_COMEDI_DRIVER_REGISTER */
#ifdef CONFIG_COMEDI_PCMCIA
#ifdef CONFIG_COMEDI_DAS08_CS
struct das08_board_struct das08_cs_boards[NUM_DAS08_CS_BOARDS] = {
{
.name = "pcm-das08",
@ -504,7 +524,7 @@ struct das08_board_struct das08_cs_boards[NUM_DAS08_CS_BOARDS] = {
};
#endif
#ifdef CONFIG_COMEDI_PCI
#ifdef CONFIG_COMEDI_DAS08_PCI
static DEFINE_PCI_DEVICE_TABLE(das08_pci_table) = {
{ PCI_DEVICE(PCI_VENDOR_ID_COMPUTERBOARDS, PCI_DEVICE_ID_PCIDAS08) },
{0}
@ -619,6 +639,7 @@ static int das08_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s,
return 2;
}
#ifdef CONFIG_COMEDI_DAS08_ISA
static int das08jr_di_rbits(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
@ -628,7 +649,9 @@ static int das08jr_di_rbits(struct comedi_device *dev,
return 2;
}
#endif
#ifdef CONFIG_COMEDI_DAS08_ISA
static int das08jr_do_wbits(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
@ -643,7 +666,9 @@ static int das08jr_do_wbits(struct comedi_device *dev,
return 2;
}
#endif
#ifdef CONFIG_COMEDI_DAS08_ISA
static int das08jr_ao_winsn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
@ -672,6 +697,7 @@ static int das08jr_ao_winsn(struct comedi_device *dev,
return n;
}
#endif
/*
*
@ -679,6 +705,7 @@ static int das08jr_ao_winsn(struct comedi_device *dev,
* a different method to force an update.
*
*/
#ifdef CONFIG_COMEDI_DAS08_ISA
static int das08ao_ao_winsn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
@ -707,6 +734,7 @@ static int das08ao_ao_winsn(struct comedi_device *dev,
return n;
}
#endif
static unsigned int i8254_read_channel_low(unsigned int base, int chan)
{
@ -842,6 +870,7 @@ static int das08_counter_config(struct comedi_device *dev,
return 2;
}
#ifdef DO_COMEDI_DRIVER_REGISTER
static int das08_attach(struct comedi_device *dev, struct comedi_devconfig *it);
static struct comedi_driver driver_das08 = {
@ -853,6 +882,7 @@ static struct comedi_driver driver_das08 = {
.num_names = sizeof(das08_boards) / sizeof(struct das08_board_struct),
.offset = sizeof(struct das08_board_struct),
};
#endif
int das08_common_attach(struct comedi_device *dev, unsigned long iobase)
{
@ -972,11 +1002,12 @@ int das08_common_attach(struct comedi_device *dev, unsigned long iobase)
}
EXPORT_SYMBOL_GPL(das08_common_attach);
#ifdef DO_COMEDI_DRIVER_REGISTER
static int das08_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{
int ret;
unsigned long iobase;
#ifdef CONFIG_COMEDI_PCI
#ifdef CONFIG_COMEDI_DAS08_PCI
unsigned long pci_iobase = 0;
struct pci_dev *pdev = NULL;
#endif
@ -986,9 +1017,9 @@ static int das08_attach(struct comedi_device *dev, struct comedi_devconfig *it)
return ret;
printk(KERN_INFO "comedi%d: das08: ", dev->minor);
#ifdef CONFIG_COMEDI_DAS08_PCI
/* deal with a pci board */
if (thisboard->bustype == pci) {
#ifdef CONFIG_COMEDI_PCI
if (it->options[0] || it->options[1]) {
printk("bus %i slot %i ",
it->options[0], it->options[1]);
@ -1037,17 +1068,16 @@ static int das08_attach(struct comedi_device *dev, struct comedi_devconfig *it)
/* Enable local interrupt 1 and pci interrupt */
outw(INTR1_ENABLE | PCI_INTR_ENABLE, pci_iobase + INTCSR);
#endif
#else /* CONFIG_COMEDI_PCI */
printk(KERN_ERR "this driver has not been built with PCI support.\n");
return -EINVAL;
#endif /* CONFIG_COMEDI_PCI */
} else {
} else
#endif /* CONFIG_COMEDI_DAS08_PCI */
{
iobase = it->options[0];
}
printk(KERN_INFO "\n");
return das08_common_attach(dev, iobase);
}
#endif /* DO_COMEDI_DRIVER_REGISTER */
int das08_common_detach(struct comedi_device *dev)
@ -1062,7 +1092,7 @@ int das08_common_detach(struct comedi_device *dev)
if (dev->iobase)
release_region(dev->iobase, thisboard->iosize);
}
#ifdef CONFIG_COMEDI_PCI
#ifdef CONFIG_COMEDI_DAS08_PCI
if (devpriv) {
if (devpriv->pdev) {
if (devpriv->pci_iobase)
@ -1077,7 +1107,7 @@ int das08_common_detach(struct comedi_device *dev)
}
EXPORT_SYMBOL_GPL(das08_common_detach);
#ifdef CONFIG_COMEDI_PCI
#ifdef CONFIG_COMEDI_DAS08_PCI
static int __devinit driver_das08_pci_probe(struct pci_dev *dev,
const struct pci_device_id *ent)
{
@ -1094,43 +1124,38 @@ static struct pci_driver driver_das08_pci_driver = {
.probe = &driver_das08_pci_probe,
.remove = __devexit_p(&driver_das08_pci_remove)
};
#endif /* CONFIG_COMEDI_DAS08_PCI */
static int __init driver_das08_init_module(void)
{
int retval;
int retval = 0;
#ifdef DO_COMEDI_DRIVER_REGISTER
retval = comedi_driver_register(&driver_das08);
if (retval < 0)
return retval;
driver_das08_pci_driver.name = (char *)driver_das08.driver_name;
return pci_register_driver(&driver_das08_pci_driver);
}
static void __exit driver_das08_cleanup_module(void)
{
pci_unregister_driver(&driver_das08_pci_driver);
comedi_driver_unregister(&driver_das08);
}
module_init(driver_das08_init_module);
module_exit(driver_das08_cleanup_module);
#else
static int __init driver_das08_init_module(void)
{
return comedi_driver_register(&driver_das08);
}
static void __exit driver_das08_cleanup_module(void)
{
comedi_driver_unregister(&driver_das08);
}
module_init(driver_das08_init_module);
module_exit(driver_das08_cleanup_module);
#endif
#ifdef CONFIG_COMEDI_DAS08_PCI
driver_das08_pci_driver.name = (char *)driver_das08.driver_name;
retval = pci_register_driver(&driver_das08_pci_driver);
#endif
return retval;
}
#ifdef CONFIG_COMEDI_PCMCIA
static void __exit driver_das08_cleanup_module(void)
{
#ifdef CONFIG_COMEDI_DAS08_PCI
pci_unregister_driver(&driver_das08_pci_driver);
#endif
#ifdef DO_COMEDI_DRIVER_REGISTER
comedi_driver_unregister(&driver_das08);
#endif
}
module_init(driver_das08_init_module);
module_exit(driver_das08_cleanup_module);
#ifdef CONFIG_COMEDI_DAS08_CS
EXPORT_SYMBOL_GPL(das08_cs_boards);
#endif