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Diffstat (limited to 'drivers/staging/comedi/drivers/das08_cs.c')
-rw-r--r--drivers/staging/comedi/drivers/das08_cs.c152
1 files changed, 36 insertions, 116 deletions
diff --git a/drivers/staging/comedi/drivers/das08_cs.c b/drivers/staging/comedi/drivers/das08_cs.c
index 024262375e3c..cfeebe4d1ddd 100644
--- a/drivers/staging/comedi/drivers/das08_cs.c
+++ b/drivers/staging/comedi/drivers/das08_cs.c
@@ -46,125 +46,70 @@ Options (for pcm-das08):
Command support does not exist, but could be added for this board.
*/
-#include "../comedidev.h"
-
#include <linux/delay.h>
-#include <linux/pci.h>
#include <linux/slab.h>
-#include "das08.h"
+#include "../comedidev.h"
-/* pcmcia includes */
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>
+#include "das08.h"
+
static const struct das08_board_struct das08_cs_boards[] = {
{
- .name = "pcm-das08",
- .id = 0x0, /* XXX */
- .bustype = pcmcia,
- .ai_nbits = 12,
- .ai_pg = das08_bipolar5,
- .ai_encoding = das08_pcm_encode12,
- .di_nchan = 3,
- .do_nchan = 3,
- .iosize = 16,
- },
- /* duplicate so driver name can be used also */
- {
- .name = "das08_cs",
- .id = 0x0, /* XXX */
- .bustype = pcmcia,
- .ai_nbits = 12,
- .ai_pg = das08_bipolar5,
- .ai_encoding = das08_pcm_encode12,
- .di_nchan = 3,
- .do_nchan = 3,
- .iosize = 16,
+ .name = "pcm-das08",
+ .id = 0x0, /* XXX */
+ .ai_nbits = 12,
+ .ai_pg = das08_bipolar5,
+ .ai_encoding = das08_pcm_encode12,
+ .di_nchan = 3,
+ .do_nchan = 3,
+ .iosize = 16,
},
};
-static struct pcmcia_device *cur_dev;
-
-static int das08_cs_attach(struct comedi_device *dev,
- struct comedi_devconfig *it)
+static int das08_cs_auto_attach(struct comedi_device *dev,
+ unsigned long context)
{
- const struct das08_board_struct *thisboard = comedi_board(dev);
+ struct pcmcia_device *link = comedi_to_pcmcia_dev(dev);
struct das08_private_struct *devpriv;
unsigned long iobase;
- struct pcmcia_device *link = cur_dev; /* XXX hack */
+ int ret;
+
+ /* The das08 driver needs the board_ptr */
+ dev->board_ptr = &das08_cs_boards[0];
+
+ link->config_flags |= CONF_AUTO_SET_IO;
+ ret = comedi_pcmcia_enable(dev, NULL);
+ if (ret)
+ return ret;
+ iobase = link->resource[0]->start;
devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
if (!devpriv)
return -ENOMEM;
dev->private = devpriv;
- dev_info(dev->class_dev, "das08_cs: attach\n");
- /* deal with a pci board */
-
- if (thisboard->bustype == pcmcia) {
- if (link == NULL) {
- dev_err(dev->class_dev, "no pcmcia cards found\n");
- return -EIO;
- }
- iobase = link->resource[0]->start;
- } else {
- dev_err(dev->class_dev,
- "bug! board does not have PCMCIA bustype\n");
- return -EINVAL;
- }
-
return das08_common_attach(dev, iobase);
}
+static void das08_cs_detach(struct comedi_device *dev)
+{
+ das08_common_detach(dev);
+ comedi_pcmcia_disable(dev);
+}
+
static struct comedi_driver driver_das08_cs = {
.driver_name = "das08_cs",
.module = THIS_MODULE,
- .attach = das08_cs_attach,
- .detach = das08_common_detach,
- .board_name = &das08_cs_boards[0].name,
- .num_names = ARRAY_SIZE(das08_cs_boards),
- .offset = sizeof(struct das08_board_struct),
+ .auto_attach = das08_cs_auto_attach,
+ .detach = das08_cs_detach,
};
-static int das08_pcmcia_config_loop(struct pcmcia_device *p_dev,
- void *priv_data)
-{
- if (p_dev->config_index == 0)
- return -EINVAL;
-
- return pcmcia_request_io(p_dev);
-}
-
static int das08_pcmcia_attach(struct pcmcia_device *link)
{
- int ret;
-
- link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
-
- ret = pcmcia_loop_config(link, das08_pcmcia_config_loop, NULL);
- if (ret)
- goto failed;
-
- if (!link->irq)
- goto failed;
-
- ret = pcmcia_enable_device(link);
- if (ret)
- goto failed;
-
- cur_dev = link;
- return 0;
-
-failed:
- pcmcia_disable_device(link);
- return ret;
-}
-
-static void das08_pcmcia_detach(struct pcmcia_device *link)
-{
- pcmcia_disable_device(link);
- cur_dev = NULL;
+ return comedi_pcmcia_auto_config(link, &driver_das08_cs);
}
static const struct pcmcia_device_id das08_cs_id_table[] = {
@@ -176,36 +121,11 @@ MODULE_DEVICE_TABLE(pcmcia, das08_cs_id_table);
static struct pcmcia_driver das08_cs_driver = {
.name = "pcm-das08",
.owner = THIS_MODULE,
- .probe = das08_pcmcia_attach,
- .remove = das08_pcmcia_detach,
.id_table = das08_cs_id_table,
+ .probe = das08_pcmcia_attach,
+ .remove = comedi_pcmcia_auto_unconfig,
};
-
-static int __init das08_cs_init_module(void)
-{
- int ret;
-
- ret = comedi_driver_register(&driver_das08_cs);
- if (ret < 0)
- return ret;
-
- ret = pcmcia_register_driver(&das08_cs_driver);
- if (ret < 0) {
- comedi_driver_unregister(&driver_das08_cs);
- return ret;
- }
-
- return 0;
-
-}
-module_init(das08_cs_init_module);
-
-static void __exit das08_cs_exit_module(void)
-{
- pcmcia_unregister_driver(&das08_cs_driver);
- comedi_driver_unregister(&driver_das08_cs);
-}
-module_exit(das08_cs_exit_module);
+module_comedi_pcmcia_driver(driver_das08_cs, das08_cs_driver);
MODULE_AUTHOR("David A. Schleef <ds@schleef.org>, "
"Frank Mori Hess <fmhess@users.sourceforge.net>");