[PATCH] staging: comedi: make comedi_internal.h self-reliant

[Ian Abbott]

Add `#include`s and declare incomplete types to "comedi_internal.h" so
that .c files still compile when it is the first file included.

Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
 drivers/staging/comedi/comedi_internal.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/staging/comedi/comedi_internal.h b/drivers/staging/comedi/comedi_internal.h
index d57817c..3b91853 100644
--- a/drivers/staging/comedi/comedi_internal.h
+++ b/drivers/staging/comedi/comedi_internal.h
@@ -1,11 +1,21 @@
 #ifndef _COMEDI_INTERNAL_H
 #define _COMEDI_INTERNAL_H
 
+#include <linux/compiler.h>
 #include <linux/types.h>
 
 /*
  * various internal comedi stuff
  */
+
+struct comedi_buf_map;
+struct comedi_devconfig;
+struct comedi_device;
+struct comedi_insn;
+struct comedi_rangeinfo;
+struct comedi_subdevice;
+struct device;
+
 int do_rangeinfo_ioctl(struct comedi_device *dev,
 		       struct comedi_rangeinfo __user *arg);
 struct comedi_device *comedi_alloc_board_minor(struct device *hardware_device);
-- 
2.1.4

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