From: Martin Bachem <m.bachem@gmx.de>
Date: Tue, 4 Nov 2008 13:11:22 +0000 (+0100)
Subject: mISDN: Add layer1 prim MPH_INFORMATION_REQ
X-Git-Tag: v2.6.29-rc1~20^2~1
X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?p=linux-2.6-omap-h63xx.git;a=commitdiff_plain;h=3f75e84a6a697c5cffb78ee15e79498a35473e05

mISDN: Add layer1 prim MPH_INFORMATION_REQ

MPH_INFORMATION provides full D- and B-Channel status overview

- new layer1 primitive: MPF_INFORMATON_REQ
- layer1 replies with MPH_INFORMATION_IND containing
   - dch->[state,Flags,nrbchan]
   - bch[]->[protocol,Flags]
- hardware driver should send MPH_INFORMATION_IND
  on all ph state changes and BChannel state changes to MISDN_ID_ANY

Signed-off-by: Martin Bachem <m.bachem@gmx.de>
Signed-off-by: Karsten Keil <kkeil@suse.de>
---

diff --git a/include/linux/mISDNif.h b/include/linux/mISDNif.h
index d4229aebf64..557477ac3d5 100644
--- a/include/linux/mISDNif.h
+++ b/include/linux/mISDNif.h
@@ -289,6 +289,23 @@ struct mISDN_devrename {
 	char			name[MISDN_MAX_IDLEN]; /* new name */
 };
 
+/* MPH_INFORMATION_REQ payload */
+struct ph_info_ch {
+        __u32 protocol;
+        __u64 Flags;
+};
+
+struct ph_info_dch {
+        struct ph_info_ch ch;
+        __u16 state;
+        __u16 num_bch;
+};
+
+struct ph_info {
+        struct ph_info_dch dch;
+        struct ph_info_ch  bch[];
+};
+
 /* timer device ioctl */
 #define IMADDTIMER	_IOR('I', 64, int)
 #define IMDELTIMER	_IOR('I', 65, int)