osmo-bts.git branch laforge/avoid_ramp_spike created. 0.4.0-414-g628f530

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "Osmocom BTS-side code (Abis, scheduling, ...)". The branch, laforge/avoid_ramp_spike has been created at 628f530b72095421a875502a6c5a11240454f6e1 (commit) - Log ----------------------------------------------------------------- http://cgit.osmocom.org/osmo-bts/commit/?id=628f530b72095421a875502a6c5a112… commit 628f530b72095421a875502a6c5a11240454f6e1 Author: Harald Welte <laforge(a)gnumonks.org> Date: Fri Mar 24 10:41:04 2017 +0100 sysmobts: Don't start with 0dBm TRX output power before ramping In case a system has a high-gain external PA (like a 40dB PA) connected externally, we cannot simply switch the transceiver to 0 dBm in trx_init() only to then start the ramping at much lower levels once the PHJ completes in trx_init_compl_cb(). The result would be a short 0 + 40 dBm spike followed by later ramping. We want to avoid that spike, particularly its associated inrush current, so let's bring up the board with smething very conservative like -50 dBm, and then ramp from there. Change-Id: I0ad91fce64f65e0213c9fcfde3390ace519055db ----------------------------------------------------------------------- hooks/post-receive -- Osmocom BTS-side code (Abis, scheduling, ...)