From a41bd22349416e60b826a7398716201809311675 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Mon, 6 Mar 2023 18:06:18 +0100 Subject: [PATCH] gsm_08_58: Document IPAC RTP CSD modes in at least a few words Let's clarify what those modes mean Change-Id: I77fc7b24ccd387f54a7c7edad666737252af6bd9 --- include/osmocom/gsm/protocol/gsm_08_58.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/include/osmocom/gsm/protocol/gsm_08_58.h b/include/osmocom/gsm/protocol/gsm_08_58.h index 67b76f8fa..e932ff8ad 100644 --- a/include/osmocom/gsm/protocol/gsm_08_58.h +++ b/include/osmocom/gsm/protocol/gsm_08_58.h @@ -744,10 +744,10 @@ enum rsl_ipac_speech_mode_m { /* RSL_IE_IPAC_RTP_CSD_FMT, lower four bits */ enum rsl_ipac_rtp_csd_format_d { - RSL_IPAC_RTP_CSD_EXT_TRAU = 0, - RSL_IPAC_RTP_CSD_NON_TRAU = 1, - RSL_IPAC_RTP_CSD_TRAU_BTS = 2, - RSL_IPAC_RTP_CSD_IWF_FREE = 3, + RSL_IPAC_RTP_CSD_EXT_TRAU = 0, /*!< TRAU-like RTP format, without leading zero-bits */ + RSL_IPAC_RTP_CSD_NON_TRAU = 1, /*!< packed 16k (252/288 bit) / 8k (126 bit) in RTP */ + RSL_IPAC_RTP_CSD_TRAU_BTS = 2, /*!< TRAU in BTS; V.110 in RTP/CLEARMODE */ + RSL_IPAC_RTP_CSD_IWF_FREE = 3, /*!< unknown proprietary IWF-free BTS-BTS data */ }; /* RSL_IE_IPAC_RTP_CSD_FMT, upper four bits */ enum rsl_ipac_rtp_csd_format_ir {