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authorIan Abbott <abbotti@mev.co.uk>2015-05-22 18:45:25 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-31 10:07:17 +0900
commit3a62cdb7f64f80579ce18178ecc145f01c1ad746 (patch)
tree7ed566c1bd47d3e66792973fe0c6ae4c37fe3dea
parentb727255f01fa519e1bfb047e3eefb9bb74512404 (diff)
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staging: comedi: comedi_isadma.h: make self-reliant
The Comedi "comedi_isadma.h" header is included by the source for the "comedi_isadma" helper module and other modules that use it. It does not compile cleanly when it is the first header file included. It uses the `dma_addr_t` type, so include <linux/types.h> to declare it. (Also, that indirectly takes care of the use of `NULL`.) It uses `struct comedi_device *` in various function prototypes, so add an incomplete declaration of `struct comedi_device`. Signed-off-by: Ian Abbott <abbotti@mev.co.uk> Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/comedi/drivers/comedi_isadma.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/comedi_isadma.h b/drivers/staging/comedi/drivers/comedi_isadma.h
index c7c524f..2fb6573 100644
--- a/drivers/staging/comedi/drivers/comedi_isadma.h
+++ b/drivers/staging/comedi/drivers/comedi_isadma.h
@@ -16,6 +16,10 @@
#ifndef _COMEDI_ISADMA_H
#define _COMEDI_ISADMA_H
+#include <linux/types.h>
+
+struct comedi_device;
+
/*
* These are used to avoid issues when <asm/dma.h> and the DMA_MODE_
* defines are not available.
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