Allocate `struct mite_device` dynamically instead of searching for
one on the `mite_devices` list constructed by the "mite" module.
Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
drivers/staging/comedi/drivers/ni_pcimio.c | 22 +++++-----------------
1 file changed, 5 insertions(+), 17 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_pcimio.c b/drivers/staging/comedi/drivers/ni_pcimio.c
index 5237346..f284a90 100644
--- a/drivers/staging/comedi/drivers/ni_pcimio.c
+++ b/drivers/staging/comedi/drivers/ni_pcimio.c
@@ -1581,25 +1581,13 @@ static void pcimio_detach(struct comedi_device *dev)
mite_free_ring(devpriv->cdo_mite_ring);
mite_free_ring(devpriv->gpct_mite_ring[0]);
mite_free_ring(devpriv->gpct_mite_ring[1]);
- if (devpriv->mite)
+ if (devpriv->mite) {
mite_unsetup(devpriv->mite);
+ mite_free(devpriv->mite);
+ }
}
}
-/* FIXME: remove this when dynamic MITE allocation implemented. */
-static struct mite_struct *pcimio_find_mite(struct pci_dev *pcidev)
-{
- struct mite_struct *mite;
-
- for (mite = mite_devices; mite; mite = mite->next) {
- if (mite->used)
- continue;
- if (mite->pcidev == pcidev)
- return mite;
- }
- return NULL;
-}
-
static const struct ni_board_struct *
pcimio_find_boardinfo(struct pci_dev *pcidev)
{
@@ -1629,9 +1617,9 @@ static int __devinit pcimio_attach_pci(struct comedi_device *dev,
if (!dev->board_ptr)
return -ENODEV;
- devpriv->mite = pcimio_find_mite(pcidev);
+ devpriv->mite = mite_alloc(pcidev);
if (!devpriv->mite)
- return -ENODEV;
+ return -ENOMEM;
dev_dbg(dev->class_dev, "%s\n", boardtype.name);
dev->board_name = boardtype.name;
--
1.7.12
_______________________________________________
devel mailing list
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
