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-rw-r--r--include/uapi/linux/gsmmux.h17
1 files changed, 16 insertions, 1 deletions
diff --git a/include/uapi/linux/gsmmux.h b/include/uapi/linux/gsmmux.h
index a703780aa095..eb67884e5f38 100644
--- a/include/uapi/linux/gsmmux.h
+++ b/include/uapi/linux/gsmmux.h
@@ -43,10 +43,25 @@ struct gsm_config_ext {
__u32 keep_alive; /* Control channel keep-alive in 1/100th of a
* second (0 to disable)
*/
- __u32 reserved[7]; /* For future use, must be initialized to zero */
+ __u32 wait_config; /* Wait for DLCI config before opening virtual link? */
+ __u32 reserved[6]; /* For future use, must be initialized to zero */
};
#define GSMIOC_GETCONF_EXT _IOR('G', 5, struct gsm_config_ext)
#define GSMIOC_SETCONF_EXT _IOW('G', 6, struct gsm_config_ext)
+/* Set channel accordingly before calling GSMIOC_GETCONF_DLCI. */
+struct gsm_dlci_config {
+ __u32 channel; /* DLCI (0 for the associated DLCI) */
+ __u32 adaption; /* Convergence layer type */
+ __u32 mtu; /* Maximum transfer unit */
+ __u32 priority; /* Priority (0 for default value) */
+ __u32 i; /* Frame type (1 = UIH, 2 = UI) */
+ __u32 k; /* Window size (0 for default value) */
+ __u32 reserved[8]; /* For future use, must be initialized to zero */
+};
+
+#define GSMIOC_GETCONF_DLCI _IOWR('G', 7, struct gsm_dlci_config)
+#define GSMIOC_SETCONF_DLCI _IOW('G', 8, struct gsm_dlci_config)
+
#endif