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Fix the latter bug.\u000a\u000aChange-Id: Ia366d5b0385b764c492bbed9a030ca27db71fcff\u000a", "date" : "2025-10-08 14:44:30 +0000", "id" : "3244f9233aee833c1f757ee60da31c4e6e851942", "msg" : "osmo_trau_frame_encode(): fix encoding of 16k O&M frames", "paths" : [ { "editType" : "edit", "file" : "src/trau/trau_frame.c" } ] }, { "_class" : "hudson.plugins.git.GitChangeSet", "affectedPaths" : [ "src/trau/trau_frame.c" ], "commitId" : "23341cd5ee4d28e9015d73b9283b2bdba1f375c0", "timestamp" : 1759936339000, "author" : { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/falcon", "fullName" : "falcon" }, "authorEmail" : "falcon@freecalypso.org", "comment" : "osmo_trau_frame_encode(): reduce space requirement in common case\u000a\u000aSince its introduction in 2020, osmo_trau_frame_encode() API has had\u000athe ability to emit TRAU-DL frames that are either lengthened or\u000ashortened for timing adjustment, like real TRAUs do. However, this\u000acapability was never exercised in OsmoMGW-E1, nor is it used in the\u000anew tw-e1abis-mgw: given the constraint of having to submit 160-byte\u000ablocks to the E1 stack every 20 ms, it is not really feasible for\u000aour current sw-only implementation to achieve the same 125 us timing\u000aoptimizations that are possible and desirable in a hardware or FPGA\u000aimplementation.\u000a\u000aSince all current users of osmo_trau_frame_encode() API call it with\u000afr->dl_ta_usec set to 0, the doubled output space requirement imposed\u000aby the function becomes an unnecessary burden and an API design bug\u000ain need of fixing. Solution: check fr->dir and fr->dl_ta_usec to see\u000aif frame output lengthening is actually possible for each given\u000ainvocation of this function, and require doubled output space only\u000ain those cases.\u000a\u000aChange-Id: I9f3541b0618ebef26e53b69041e5b74abefd3b85\u000a", "date" : "2025-10-08 15:12:19 +0000", "id" : "23341cd5ee4d28e9015d73b9283b2bdba1f375c0", "msg" : "osmo_trau_frame_encode(): reduce space requirement in common case", "paths" : [ { "editType" : "edit", "file" : "src/trau/trau_frame.c" } ] }, { "_class" : "hudson.plugins.git.GitChangeSet", "affectedPaths" : [ "src/trau/trau_frame.c", "include/osmocom/trau/trau_frame.h" ], "commitId" : "df2ab7096241dc3ca9266b70af4342eafc8bc27f", "timestamp" : 1759939634000, "author" : { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/falcon", "fullName" : "falcon" }, "authorEmail" : "falcon@freecalypso.org", "comment" : "trau_frame: add support for config frames of 3GPP Rel5+\u000a\u000a3GPP Rel5 introduced Generic Config Frame format for TFO, defined\u000ain TS 28.062 Annex H (globally interoperable interface), and also\u000adefined equivalent Speech Codec Configuration Exchange frames on\u000aAbis (treated mostly as vendor-private interface by this point),\u000aadded to TS 48.060 and 48.061. These Generic Config Frames are\u000amandatory for AMR-WB codec, which not only requires TFO in order\u000ato be useful (in the absence of all-IP TrFO), but also lacks the\u000aability to stuff TFO config parameters into regular speech frames\u000ain the way that was specified in 3GPP Rel4 for AMR-NB.\u000a\u000aSupport for these GCFs on Abis is necessary in order to support\u000aTFO-AMR with some vendors' E1 BTS. Some vendors of TDM-based\u000aGSM BSS felt no interest in TFO-AMR for its own sake, and only\u000aimplemented TFO support for AMR (both NB and WB) when forced\u000ato do so by AMR-WB market demand; these vendors (Nokia is one known\u000acase) skipped 3GPP Rel4 version of TFO-AMR and went directly for\u000aRel5 version, using Generic Config Frames on Abis for both AMR-NB\u000aand AMR-WB.\u000a\u000aChange-Id: Ifbde07e4a3fb80e4faa0b6a6b32938ed98371c5b\u000a", "date" : "2025-10-08 16:07:14 +0000", "id" : "df2ab7096241dc3ca9266b70af4342eafc8bc27f", "msg" : "trau_frame: add support for config frames of 3GPP Rel5+", "paths" : [ { "editType" : "edit", "file" : "include/osmocom/trau/trau_frame.h" }, { "editType" : "edit", "file" : "src/trau/trau_frame.c" } ] } ], "kind" : "git" }, "culprits" : [ { "absoluteUrl" : "https://jenkins.osmocom.org/jenkins/user/falcon", "fullName" : "falcon" } ], "runs" : [ { "number" : 7163, "url" : "https://jenkins.osmocom.org/jenkins/view/gerrit/job/master-libosmo-abis/a1=default,a2=default,a3=default,a4=default,label=osmocom-master/7163/" } ] }