FreeCalypso > hg > themwi-system-sw
annotate osmo-patches/osmo-bts-rtp-bfi.patch @ 172:60e2d6379fce
osmo-patches/osmo-bts-rtp-bfi.patch: checking in
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 21 Nov 2022 01:05:58 -0800 |
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children | f5c4f9a764be |
rev | line source |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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1 diff --git a/src/common/l1sap.c b/src/common/l1sap.c |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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2 index 8bcd417..bfdc37f 100644 |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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3 --- a/src/common/l1sap.c |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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4 +++ b/src/common/l1sap.c |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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5 @@ -1244,6 +1244,12 @@ static bool rtppayload_is_octet_aligned(const uint8_t *rtp_pl, uint8_t payload_l |
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Mychaela Falconia <falcon@freecalypso.org>
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6 |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
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7 static bool rtppayload_is_valid(struct gsm_lchan *lchan, struct msgb *resp_msg) |
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Mychaela Falconia <falcon@freecalypso.org>
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8 { |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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9 + /* Discard Themyscira BFI packets - because we have our own |
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Mychaela Falconia <falcon@freecalypso.org>
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10 + * TDMA timing, there is no difference for us between receiving |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
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11 + * an explicit BFI packet vs receiving nothing at all. */ |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
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12 + if (resp_msg->len == 2 && resp_msg->data[0] == 0xBF) |
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13 + return false; |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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14 + |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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15 /* Avoid sending bw-efficient AMR to lower layers, most bts models |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
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16 * don't support it. */ |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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17 if (lchan->tch_mode == GSM48_CMODE_SPEECH_AMR && |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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18 @@ -1574,6 +1580,7 @@ static int l1sap_tch_ind(struct gsm_bts_trx *trx, struct osmo_phsap_prim *l1sap, |
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Mychaela Falconia <falcon@freecalypso.org>
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19 struct gsm_lchan *lchan; |
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Mychaela Falconia <falcon@freecalypso.org>
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20 uint8_t chan_nr; |
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Mychaela Falconia <falcon@freecalypso.org>
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21 uint32_t fn; |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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22 + uint8_t bfi[2]; |
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23 |
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24 chan_nr = tch_ind->chan_nr; |
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25 fn = tch_ind->fn; |
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Mychaela Falconia <falcon@freecalypso.org>
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26 @@ -1619,13 +1626,19 @@ static int l1sap_tch_ind(struct gsm_bts_trx *trx, struct osmo_phsap_prim *l1sap, |
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Mychaela Falconia <falcon@freecalypso.org>
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27 /* Only clear the marker bit once we have sent a RTP packet with it */ |
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28 lchan->rtp_tx_marker = false; |
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29 } else { |
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30 - DEBUGPGT(DRTP, &g_time, "Skipping RTP frame with lost payload (chan_nr=0x%02x)\n", |
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Mychaela Falconia <falcon@freecalypso.org>
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31 - chan_nr); |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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32 - if (lchan->abis_ip.osmux.use) |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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33 - lchan_osmux_skipped_frame(lchan, fn_ms_adj(fn, lchan)); |
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Mychaela Falconia <falcon@freecalypso.org>
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34 - else if (lchan->abis_ip.rtp_socket) |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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35 - osmo_rtp_skipped_frame(lchan->abis_ip.rtp_socket, fn_ms_adj(fn, lchan)); |
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Mychaela Falconia <falcon@freecalypso.org>
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36 - lchan->rtp_tx_marker = true; |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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37 + /* Themyscira change: send explicit BFI packets instead of |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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38 + * gaps in the RTP stream. */ |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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39 + bfi[0] = 0xBF; |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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40 + bfi[1] = 0; /* TAF will go here */ |
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Mychaela Falconia <falcon@freecalypso.org>
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41 + if (lchan->abis_ip.osmux.use) { |
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osmo-patches/osmo-bts-rtp-bfi.patch: checking in
Mychaela Falconia <falcon@freecalypso.org>
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42 + lchan_osmux_send_frame(lchan, bfi, 2, |
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Mychaela Falconia <falcon@freecalypso.org>
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43 + fn_ms_adj(fn, lchan), lchan->rtp_tx_marker); |
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Mychaela Falconia <falcon@freecalypso.org>
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44 + } else if (lchan->abis_ip.rtp_socket) { |
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Mychaela Falconia <falcon@freecalypso.org>
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45 + osmo_rtp_send_frame_ext(lchan->abis_ip.rtp_socket, |
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Mychaela Falconia <falcon@freecalypso.org>
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46 + bfi, 2, fn_ms_adj(fn, lchan), lchan->rtp_tx_marker); |
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47 + } |
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Mychaela Falconia <falcon@freecalypso.org>
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48 + /* clear the marker like in the regular code path */ |
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Mychaela Falconia <falcon@freecalypso.org>
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49 + lchan->rtp_tx_marker = false; |
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50 } |
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51 |
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52 lchan->tch.last_fn = fn; |