Introduce a wrapper for to_pci_dev() to allow the comedi pci drivers
to store the pci_dev pointer in the comedi_device hw_dev variable and
retrieve it easily.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/comedidev.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h
index de8c99c..620222d 100644
--- a/drivers/staging/comedi/comedidev.h
+++ b/drivers/staging/comedi/comedidev.h
@@ -446,6 +446,11 @@ static inline void comedi_set_hw_dev(struct comedi_device *dev,
}
}
+static inline struct pci_dev *comedi_to_pci_dev(struct comedi_device *dev)
+{
+ return to_pci_dev(dev->hw_dev);
+}
+
int comedi_buf_put(struct comedi_async *async, short x);
int comedi_buf_get(struct comedi_async *async, short *x);
--
1.7.11
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