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authorTilman Schmidt <tilman@imap.cc>2009-12-05 08:54:20 +0000
committerDavid S. Miller <davem@davemloft.net>2009-12-08 20:30:41 -0800
commit64f16603eae17e869d5fc8a60ae987394190e639 (patch)
treec21cb3d817399573b5b069981d988fedd2b9b03d /include
parent073886ff23bfbe7b88c9133d7a556d6ec51f0b50 (diff)
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gigaset: documentation amendments
Various additions and improvements to the Gigaset driver's README file, and added comments to its userspace visible include file. Signed-off-by: Tilman Schmidt <tilman@imap.cc> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/gigaset_dev.h22
1 files changed, 15 insertions, 7 deletions
diff --git a/include/linux/gigaset_dev.h b/include/linux/gigaset_dev.h
index 5dc4a316ca3..258ba82937e 100644
--- a/include/linux/gigaset_dev.h
+++ b/include/linux/gigaset_dev.h
@@ -16,15 +16,23 @@
#include <linux/ioctl.h>
+/* The magic IOCTL value for this interface. */
#define GIGASET_IOCTL 0x47
-#define GIGVER_DRIVER 0
-#define GIGVER_COMPAT 1
-#define GIGVER_FWBASE 2
+/* enable/disable device control via character device (lock out ISDN subsys) */
+#define GIGASET_REDIR _IOWR(GIGASET_IOCTL, 0, int)
-#define GIGASET_REDIR _IOWR (GIGASET_IOCTL, 0, int)
-#define GIGASET_CONFIG _IOWR (GIGASET_IOCTL, 1, int)
-#define GIGASET_BRKCHARS _IOW (GIGASET_IOCTL, 2, unsigned char[6]) //FIXME [6] okay?
-#define GIGASET_VERSION _IOWR (GIGASET_IOCTL, 3, unsigned[4])
+/* enable adapter configuration mode (M10x only) */
+#define GIGASET_CONFIG _IOWR(GIGASET_IOCTL, 1, int)
+
+/* set break characters (M105 only) */
+#define GIGASET_BRKCHARS _IOW(GIGASET_IOCTL, 2, unsigned char[6])
+
+/* get version information selected by arg[0] */
+#define GIGASET_VERSION _IOWR(GIGASET_IOCTL, 3, unsigned[4])
+/* values for GIGASET_VERSION arg[0] */
+#define GIGVER_DRIVER 0 /* get driver version */
+#define GIGVER_COMPAT 1 /* get interface compatibility version */
+#define GIGVER_FWBASE 2 /* get base station firmware version */
#endif