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-rw-r--r--src/host/virt_phy/src/virt_prim_pm.c93
1 files changed, 60 insertions, 33 deletions
diff --git a/src/host/virt_phy/src/virt_prim_pm.c b/src/host/virt_phy/src/virt_prim_pm.c
index 312461c4..9afee0c8 100644
--- a/src/host/virt_phy/src/virt_prim_pm.c
+++ b/src/host/virt_phy/src/virt_prim_pm.c
@@ -1,3 +1,26 @@
+
+/* (C) 2010 by Dieter Spaar <spaar@mirider.augusta.de>
+ * (C) 2010 by Harald Welte <laforge@gnumonks.org>
+ * (C) 2016 by Sebastian Stumpf <sebastian.stumpf87@googlemail.com>
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
#include <stdint.h>
#include <stdio.h>
#include <string.h>
@@ -22,19 +45,26 @@ static struct l1_model_ms *l1_model_ms = NULL;
* @param [in] arfcn to change sig str for.
* @param [in] sig_lev the measured signal level value.
*/
-uint16_t prim_pm_set_sig_strength(uint16_t arfcn, int16_t sig_lev) {
- if(l1_model_ms->state->pm.timeout_s > 0 || l1_model_ms->state->pm.timeout_us > 0) {
- osmo_timer_schedule(&l1_model_ms->state->pm.meas.arfcn_sig_lev_timers[arfcn], l1_model_ms->state->pm.timeout_s, l1_model_ms->state->pm.timeout_us);
+uint16_t prim_pm_set_sig_strength(uint16_t arfcn, int16_t sig_lev)
+{
+ if (l1_model_ms->state->pm.timeout_s > 0 || l1_model_ms->state->pm.timeout_us > 0) {
+ osmo_timer_schedule(&l1_model_ms->state->pm.meas.arfcn_sig_lev_timers[arfcn],
+ l1_model_ms->state->pm.timeout_s,
+ l1_model_ms->state->pm.timeout_us);
}
- l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn] = sig_lev - l1_model_ms->state->pm.meas.arfcn_sig_lev_red_dbm[arfcn];
- DEBUGP(DL1C, "Power measurement set for arfcn %u. Set signal level to %d (== rxlev: %u).\n", arfcn, l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn], dbm2rxlev(l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn]));
+ l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn] =
+ sig_lev - l1_model_ms->state->pm.meas.arfcn_sig_lev_red_dbm[arfcn];
+ DEBUGP(DL1C, "Power measurement set for arfcn %u. Set signal level to %d (== rxlev: %u).\n",
+ arfcn, l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn],
+ dbm2rxlev(l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn]));
return l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn];
}
-void prim_pm_timer_cb(void *data) {
- // reset the signal level to bad value if no messages have been received from that rfcn for a given time
- DEBUGP(DL1C,
- "Timeout occurred for arfcn, signal level reset to worst value.\n");
+void prim_pm_timer_cb(void *data)
+{
+ /* reset the signal level to bad value if no messages have been
+ * received from that rfcn for a given time */
+ DEBUGP(DL1C, "Timeout occurred for arfcn, signal level reset to worst value.\n");
*((int16_t*)data) = MIN_SIG_LEV_DBM;
}
@@ -45,50 +75,47 @@ void prim_pm_timer_cb(void *data) {
*
* @param [in] msg the received message.
*
- * Process power measurement for a given range of arfcns to calculate signal power and connection quality.
- *
- * Note: This should only be called after a certain time so some messages have already been received.
+ * Process power measurement for a given range of arfcns to calculate
+ * signal power and connection quality.
*
+ * Note: This should only be called after a certain time so some
+ * messages have already been received.
*/
void l1ctl_rx_pm_req(struct msgb *msg)
{
- struct l1ctl_hdr *l1h = (struct l1ctl_hdr *)msg->data;
- struct l1ctl_pm_req *pm_req = (struct l1ctl_pm_req *)l1h->data;
+ struct l1ctl_hdr *l1h = (struct l1ctl_hdr *) msg->data;
+ struct l1ctl_pm_req *pm_req = (struct l1ctl_pm_req *) l1h->data;
struct msgb *resp_msg = l1ctl_msgb_alloc(L1CTL_PM_CONF);
uint16_t arfcn_next;
- // convert to host order
+
+ /* convert to host order */
pm_req->range.band_arfcn_from = ntohs(pm_req->range.band_arfcn_from);
pm_req->range.band_arfcn_to = ntohs(pm_req->range.band_arfcn_to);
- DEBUGP(DL1C,
- "Received from l23 - L1CTL_PM_REQ TYPE=%u, FROM=%d, TO=%d\n",
- pm_req->type, pm_req->range.band_arfcn_from,
- pm_req->range.band_arfcn_to);
+ DEBUGP(DL1C, "Received from l23 - L1CTL_PM_REQ TYPE=%u, FROM=%d, TO=%d\n",
+ pm_req->type, pm_req->range.band_arfcn_from, pm_req->range.band_arfcn_to);
for (arfcn_next = pm_req->range.band_arfcn_from;
- arfcn_next <= pm_req->range.band_arfcn_to;
- ++arfcn_next) {
- struct l1ctl_pm_conf *pm_conf =
- (struct l1ctl_pm_conf *)msgb_put(resp_msg,
- sizeof(*pm_conf));
+ arfcn_next <= pm_req->range.band_arfcn_to; ++arfcn_next) {
+ struct l1ctl_pm_conf *pm_conf = (struct l1ctl_pm_conf *) msgb_put(resp_msg, sizeof(*pm_conf));
pm_conf->band_arfcn = htons(arfcn_next);
- // set min and max to the value calculated for that arfcn (IGNORE UPLINKK AND PCS AND OTHER FLAGS)
+ /* set min and max to the value calculated for that
+ * arfcn (IGNORE UPLINKK AND PCS AND OTHER FLAGS) */
pm_conf->pm[0] = dbm2rxlev(l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn_next & ARFCN_NO_FLAGS_MASK]);
pm_conf->pm[1] = dbm2rxlev(l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[arfcn_next & ARFCN_NO_FLAGS_MASK]);
if (arfcn_next == pm_req->range.band_arfcn_to) {
struct l1ctl_hdr *resp_l1h = msgb_l1(resp_msg);
resp_l1h->flags |= L1CTL_F_DONE;
}
- // no more space to hold mor pm info in msgb, flush to l23
+ /* no more space to hold mor pm info in msgb, flush to l23 */
if (msgb_tailroom(resp_msg) < sizeof(*pm_conf)) {
l1ctl_sap_tx_to_l23(resp_msg);
resp_msg = l1ctl_msgb_alloc(L1CTL_PM_CONF);
}
}
- // transmit the remaining part of pm response to l23
- if (resp_msg) {
+ /* transmit the remaining part of pm response to l23 */
+ if (resp_msg)
l1ctl_sap_tx_to_l23(resp_msg);
- }
}
/**
@@ -100,10 +127,10 @@ void prim_pm_init(struct l1_model_ms *model)
{
int i;
l1_model_ms = model;
- // init the signal level of all arfcns with the lowest value possible
- memset (model->state->pm.meas.arfcn_sig_lev_dbm, MIN_SIG_LEV_DBM, sizeof (int16_t) * 1024);
- // init timers
- for(i = 0; i < 1024; ++i) {
+ /* init the signal level of all arfcns with the lowest value possible */
+ memset(model->state->pm.meas.arfcn_sig_lev_dbm, MIN_SIG_LEV_DBM, sizeof (int16_t) * 1024);
+ /* init timers */
+ for (i = 0; i < 1024; ++i) {
l1_model_ms->state->pm.meas.arfcn_sig_lev_timers[i].cb = prim_pm_timer_cb;
l1_model_ms->state->pm.meas.arfcn_sig_lev_timers[i].data = &l1_model_ms->state->pm.meas.arfcn_sig_lev_dbm[i];
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-27 19:55:09 +0000