[PATCH] openbsc[master]: DTX DL: use FSM for AMR

[Max]

Review at  https://gerrit.osmocom.org/1031

DTX DL: use FSM for AMR

- add pointer to DL FSM for AMR
- remove unused flag
- expand buffer to hold cached payload alongsdie with CMR/CMI

Change-Id: Idac8609faf9b5ced818fde899ccfc6ed0c42e8fd
---
M openbsc/include/openbsc/gsm_data_shared.h
1 file changed, 2 insertions(+), 6 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/openbsc refs/changes/31/1031/1

diff --git a/openbsc/include/openbsc/gsm_data_shared.h b/openbsc/include/openbsc/gsm_data_shared.h
index 1e3855f..34509bf 100644
--- a/openbsc/include/openbsc/gsm_data_shared.h
+++ b/openbsc/include/openbsc/gsm_data_shared.h
@@ -294,20 +294,16 @@
 	} meas;
 	struct {
 		struct amr_multirate_conf amr_mr;
+		struct osmo_fsm_inst *dtx_dl_amr_fsm;
 		struct {
-			uint8_t buf[18];
+			uint8_t buf[20];
 			uint8_t len;
 			uint32_t fn;
 			bool is_update;
 		} last_sid;
-		/* FIXME: 2 flags below are mutually exclusive - is it worth it
-		   to merge them? */
 		/* set for each SID frame to detect talkspurt for codecs without
 		   explicit ONSET event */
 		bool ul_sid;
-		/* set for each SID_FIRST_P1 sent to L1 but not followed by
-		   either of _P2 or InH */
-		bool dl_fst;
 		uint8_t last_cmr;
 		uint32_t last_fn;
 		/* indicates if DTXd was active during DL measurement period */

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Idac8609faf9b5ced818fde899ccfc6ed0c42e8fd
Gerrit-PatchSet: 1
Gerrit-Project: openbsc
Gerrit-Branch: master
Gerrit-Owner: Max <msuraev at sysmocom.de>