gigaset: add Kernel CAPI interface (v3)

Add a Kernel CAPI interface to the Gigaset driver.

Impact: optional new functionality
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h
index 1185da2dbf61..4749ef100fd3 100644
--- a/drivers/isdn/gigaset/gigaset.h
+++ b/drivers/isdn/gigaset/gigaset.h
@@ -191,7 +191,9 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
 #define AT_PROTO        4
 #define AT_TYPE         5
 #define AT_HLC          6
-#define AT_NUM          7
+#define AT_CLIP         7
+/* total number */
+#define AT_NUM          8
 
 /* variables in struct at_state_t */
 #define VAR_ZSAU        0
@@ -412,6 +414,8 @@ struct bc_state {
                 struct usb_bc_state *usb;       /* usb hardware driver (m105) */
                 struct bas_bc_state *bas;       /* usb hardware driver (base) */
         } hw;
+
+        void *ap;                       /* LL application structure */
 };
 
 struct cardstate {
@@ -725,6 +729,7 @@ void gigaset_bcs_reinit(struct bc_state *bcs);
 void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs,
                      struct cardstate *cs, int cid);
 int gigaset_get_channel(struct bc_state *bcs);
+struct bc_state *gigaset_get_free_channel(struct cardstate *cs);
 void gigaset_free_channel(struct bc_state *bcs);
 int gigaset_get_channels(struct cardstate *cs);
 void gigaset_free_channels(struct cardstate *cs);