Commit ddb01367 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
Browse files

staging: comedi: comedidev.h: introduce comedi_to_pci_dev() helper 



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: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbot <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 289a6429

drivers/staging/comedi/comedidev.h

+5 −0
Original line number Diff line number Diff line
@@ -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 dev->hw_dev ? to_pci_dev(dev->hw_dev) : NULL;

}



int comedi_buf_put(struct comedi_async *async, short x);

int comedi_buf_get(struct comedi_async *async, short *x);