Change in osmo-bts[master]: sched_lchan_tch_x: use functions to determine AMR tranmssion phase

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dexter gerrit-no-reply at lists.osmocom.org
Wed Sep 1 11:49:23 UTC 2021


dexter has posted comments on this change. ( https://gerrit.osmocom.org/c/osmo-bts/+/25296 )

Change subject: sched_lchan_tch_x: use functions to determine AMR tranmssion phase
......................................................................


Patch Set 3:

(3 comments)

https://gerrit.osmocom.org/c/osmo-bts/+/25296/1/src/osmo-bts-trx/sched_lchan_tchf.c 
File src/osmo-bts-trx/sched_lchan_tchf.c:

https://gerrit.osmocom.org/c/osmo-bts/+/25296/1/src/osmo-bts-trx/sched_lchan_tchf.c@470 
PS1, Line 470: 				LOGL1SB(DL1P, LOGL_NOTICE, l1ts, br, "Codec (FT = %d) "
> The comment from laforge above also reflects my understanding. […]
pespin:
We cannot send with the older type because the data we have is encoded by the new type. If we send with the older type anyway the other end would still expect the older FT and decode it wrongly.


https://gerrit.osmocom.org/c/osmo-bts/+/25296/1/src/osmo-bts-trx/sched_utils.h 
File src/osmo-bts-trx/sched_utils.h:

https://gerrit.osmocom.org/c/osmo-bts/+/25296/1/src/osmo-bts-trx/sched_utils.h@40 
PS1, Line 40: /*! determine the whether an uplink AMR block is CMI according to 3GPP TS 45.009.
> "the whether" is wrong.
Done


https://gerrit.osmocom.org/c/osmo-bts/+/25296/1/src/osmo-bts-trx/sched_utils.h@45 
PS1, Line 45: 	uint32_t fn_26 = fn_begin % 26;
> No reason for this variable, put it in the switch directly.
Done



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Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Change-Id: I94a934a6b3b397b4cd0e9da3577325de58814335
Gerrit-Change-Number: 25296
Gerrit-PatchSet: 3
Gerrit-Owner: dexter <pmaier at sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: fixeria <vyanitskiy at sysmocom.de>
Gerrit-Reviewer: laforge <laforge at osmocom.org>
Gerrit-Reviewer: pespin <pespin at sysmocom.de>
Gerrit-Comment-Date: Wed, 01 Sep 2021 11:49:23 +0000
Gerrit-HasComments: Yes
Gerrit-Has-Labels: No
Comment-In-Reply-To: laforge <laforge at osmocom.org>
Comment-In-Reply-To: pespin <pespin at sysmocom.de>
Comment-In-Reply-To: dexter <pmaier at sysmocom.de>
Gerrit-MessageType: comment
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