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-rw-r--r--src/osmo-bts-trx/loops.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/osmo-bts-trx/loops.h b/src/osmo-bts-trx/loops.h
new file mode 100644
index 00000000..27b0ef23
--- /dev/null
+++ b/src/osmo-bts-trx/loops.h
@@ -0,0 +1,31 @@
+#ifndef _TRX_LOOPS_H
+#define _TRX_LOOPS_H
+
+/*
+ * calibration of loops
+ */
+
+/* how much power levels do we raise/lower as maximum (1 level = 2 dB) */
+#define MS_RAISE_MAX 4
+#define MS_LOWER_MAX 1
+
+/*
+ * loops api
+ */
+
+extern int trx_ms_power_loop;
+extern int8_t trx_target_rssi;
+extern int trx_ta_loop;
+
+int trx_loop_sacch_input(struct trx_l1h *l1h, uint8_t chan_nr,
+ struct trx_chan_state *chan_state, int8_t rssi, float toa);
+
+int trx_loop_sacch_clock(struct trx_l1h *l1h, uint8_t chan_nr,
+ struct trx_chan_state *chan_state);
+
+int trx_loop_amr_input(struct trx_l1h *l1h, uint8_t chan_nr,
+ struct trx_chan_state *chan_state, float ber);
+
+int trx_loop_amr_set(struct trx_chan_state *chan_state, int loop);
+
+#endif /* _TRX_LOOPS_H */