fixeria has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-bsc/+/27694 )
Change subject: power_ctrl_params_def_reset(): set .ctrl_interval for both UL/DL
......................................................................
power_ctrl_params_def_reset(): set .ctrl_interval for both UL/DL
For the sake of consistency and code readability, initialize the
power loop control interval (P_Con_INTERVAL) for both Uplink and
Downlink directions in the same function.
Change-Id: Ie3d4b481cbfacf27004787616e22b6f8a863b47b
---
M src/osmo-bsc/gsm_data.c
1 file changed, 5 insertions(+), 4 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-bsc refs/changes/94/27694/1
diff --git a/src/osmo-bsc/gsm_data.c b/src/osmo-bsc/gsm_data.c
index 38d8a7c..5fba05f 100644
--- a/src/osmo-bsc/gsm_data.c
+++ b/src/osmo-bsc/gsm_data.c
@@ -1142,8 +1142,6 @@
.inc_step_size_db = 4, /* 2, 4, or 6 dB */
.red_step_size_db = 2, /* 2 or 4 dB */
- .ctrl_interval = 1, /* Trigger loop every second SACCH block. TS 45.008 sec 4.7.1 */
-
/* RxLev measurement parameters */
.rxlev_meas = {
.enabled = true,
@@ -1338,9 +1336,12 @@
{
*params = power_ctrl_params_def;
params->dir = dir;
+
+ /* Trigger loop every N-th SACCH block. See 3GPP TS 45.008 section 4.7.1. */
if (dir == GSM_PWR_CTRL_DIR_UL)
- /* Trigger loop every fourth SACCH block (1.92s). TS 45.008 sec 4.7.1: */
- params->ctrl_interval = 2;
+ params->ctrl_interval = 2; /* N=4 (1.92s) */
+ else
+ params->ctrl_interval = 1; /* N=2 (0.960) */
}
enum rsl_cmod_spd chan_mode_to_rsl_cmod_spd(enum gsm48_chan_mode chan_mode)
--
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Gerrit-Project: osmo-bsc
Gerrit-Branch: master
Gerrit-Change-Id: Ie3d4b481cbfacf27004787616e22b6f8a863b47b
Gerrit-Change-Number: 27694
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <vyanitskiy(a)sysmocom.de>
Gerrit-MessageType: newchange