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pespin gerrit-no-reply at lists.osmocom.orgpespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-pcu/+/22183 )
Change subject: Move dl_tbf_preemptive_retransmission field from BTS to PCU
......................................................................
Move dl_tbf_preemptive_retransmission field from BTS to PCU
Change-Id: I0b82ab59edd58d60e5581c707dc49f58de0ba203
---
M src/bts.cpp
M src/bts.h
M src/coding_scheme.h
M src/gprs_pcu.c
M src/gprs_pcu.h
M src/pcu_vty.c
M src/tbf_dl.cpp
M tests/tbf/TbfTest.cpp
8 files changed, 19 insertions(+), 29 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-pcu refs/changes/83/22183/1
diff --git a/src/bts.cpp b/src/bts.cpp
index 46f0033..5eefc36 100644
--- a/src/bts.cpp
+++ b/src/bts.cpp
@@ -245,12 +245,6 @@
bts->llc_codel_interval_msec = LLC_CODEL_USE_DEFAULT;
bts->llc_idle_ack_csec = 10;
- /*
- * By default resegmentation is supported in DL
- * can also be configured through VTY
- */
- bts->dl_arq_type = EGPRS_ARQ1;
-
bts->app_info = NULL;
bts->bts = bts_obj;
bts->T_defs_bts = T_defs_bts;
diff --git a/src/bts.h b/src/bts.h
index 0b882b3..9626cdc 100644
--- a/src/bts.h
+++ b/src/bts.h
@@ -108,8 +108,6 @@
uint8_t si13[GSM_MACBLOCK_LEN];
bool si13_is_set;
- /* 0 to support resegmentation in DL, 1 for no reseg */
- uint8_t dl_arq_type;
uint8_t cs_adj_enabled; /* whether cs_adj_{upper,lower}_limit are used to adjust DL CS */
uint8_t cs_adj_upper_limit; /* downgrade DL CS if error rate above its value */
diff --git a/src/coding_scheme.h b/src/coding_scheme.h
index ea1ded1..1b21265 100644
--- a/src/coding_scheme.h
+++ b/src/coding_scheme.h
@@ -38,8 +38,10 @@
EGPRS,
};
-#define EGPRS_ARQ1 0x0
-#define EGPRS_ARQ2 0x1
+enum egprs_arq_type {
+ EGPRS_ARQ1 = 0,
+ EGPRS_ARQ2 = 1
+};
extern const struct value_string mcs_names[];
const char *mcs_name(enum CodingScheme val);
diff --git a/src/gprs_pcu.c b/src/gprs_pcu.c
index 3b44d36..2a84f7b 100644
--- a/src/gprs_pcu.c
+++ b/src/gprs_pcu.c
@@ -52,6 +52,9 @@
pcu->vty.max_mcs_dl = MAX_EDGE_MCS;
pcu->vty.alpha = 0; /* a = 0.0 */
pcu->vty.dl_tbf_preemptive_retransmission = true;
+ /* By default resegmentation is supported in DL can also be configured
+ * through VTY */
+ pcu->vty.dl_arq_type = EGPRS_ARQ1;
pcu->T_defs = T_defs_pcu;
osmo_tdefs_reset(pcu->T_defs);
diff --git a/src/gprs_pcu.h b/src/gprs_pcu.h
index 2f2fdc7..f07510b 100644
--- a/src/gprs_pcu.h
+++ b/src/gprs_pcu.h
@@ -27,6 +27,7 @@
#include <osmocom/core/gsmtap_util.h>
#include "gprs_bssgp_pcu.h"
+#include "coding_scheme.h"
#define LLC_CODEL_DISABLE 0
#define LLC_CODEL_USE_DEFAULT (-1)
@@ -77,6 +78,7 @@
uint8_t force_two_phase;
uint8_t alpha, gamma;
bool dl_tbf_preemptive_retransmission;
+ enum egprs_arq_type dl_arq_type; /* EGPRS_ARQ1 to support resegmentation in DL, EGPRS_ARQ2 for no reseg */
} vty;
struct gsmtap_inst *gsmtap;
diff --git a/src/pcu_vty.c b/src/pcu_vty.c
index 727712d..ef86879 100644
--- a/src/pcu_vty.c
+++ b/src/pcu_vty.c
@@ -198,9 +198,8 @@
vty_out(vty, " window-size %d %d%s", bts->ws_base, bts->ws_pdch,
VTY_NEWLINE);
- if (bts->dl_arq_type)
- vty_out(vty, " egprs dl arq-type arq2%s",
- VTY_NEWLINE);
+ if (the_pcu->vty.dl_arq_type == EGPRS_ARQ2)
+ vty_out(vty, " egprs dl arq-type arq2%s", VTY_NEWLINE);
if (bts->force_llc_lifetime == 0xffff)
vty_out(vty, " queue lifetime infinite%s", VTY_NEWLINE);
@@ -574,12 +573,10 @@
"enable ARQ2 support",
CMD_ATTR_IMMEDIATE)
{
- struct gprs_rlcmac_bts *bts = bts_main_data();
-
if (!strcmp(argv[0], "arq2"))
- bts->dl_arq_type = 1;
+ the_pcu->vty.dl_arq_type = EGPRS_ARQ2;
else
- bts->dl_arq_type = 0;
+ the_pcu->vty.dl_arq_type = EGPRS_ARQ1;
return CMD_SUCCESS;
}
diff --git a/src/tbf_dl.cpp b/src/tbf_dl.cpp
index 6f57e7d..5ff5b16 100644
--- a/src/tbf_dl.cpp
+++ b/src/tbf_dl.cpp
@@ -486,7 +486,7 @@
/* Table 8.1.1.2 and Table 8.1.1.1 of 44.060 */
m_rlc.block(bsn)->cs_current_trans = get_retx_mcs(m_rlc.block(bsn)->cs_init,
ms_current_cs_dl(ms()),
- !bts->bts_data()->dl_arq_type);
+ bts->pcu->vty.dl_arq_type == EGPRS_ARQ1);
LOGPTBFDL(this, LOGL_DEBUG,
"initial_cs_dl(%s) last_mcs(%s) demanded_mcs(%s) cs_trans(%s) arq_type(%d) bsn(%d)\n",
@@ -494,7 +494,7 @@
mcs_name(m_rlc.block(bsn)->cs_last),
mcs_name(ms_current_cs_dl(ms())),
mcs_name(m_rlc.block(bsn)->cs_current_trans),
- bts->bts_data()->dl_arq_type, bsn);
+ the_pcu->vty.dl_arq_type, bsn);
/* TODO: Need to remove this check when MCS-8 -> MCS-6
* transistion is handled.
diff --git a/tests/tbf/TbfTest.cpp b/tests/tbf/TbfTest.cpp
index 69f07aa..52403e1 100644
--- a/tests/tbf/TbfTest.cpp
+++ b/tests/tbf/TbfTest.cpp
@@ -2525,7 +2525,6 @@
{
the_pcu->bts = bts_alloc(the_pcu);
BTS *the_bts = the_pcu->bts;
- gprs_rlcmac_bts *bts;
uint8_t ms_class = 11;
uint8_t egprs_ms_class = 11;
uint8_t trx_no;
@@ -2546,12 +2545,10 @@
fprintf(stderr, "=== start %s ===\n", __func__);
- bts = the_bts->bts_data();
-
setup_bts(the_bts, ts_no);
OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0);
/* ARQ II */
- bts->dl_arq_type = EGPRS_ARQ2;
+ the_pcu->vty.dl_arq_type = EGPRS_ARQ2;
/*
* Simulate a message captured during over-the-air testing,
@@ -3083,7 +3080,7 @@
setup_bts(the_bts, ts_no);
OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0);
/* ARQ II */
- bts->dl_arq_type = EGPRS_ARQ2;
+ the_pcu->vty.dl_arq_type = EGPRS_ARQ2;
/* First parameter is current MCS, second one is demanded_mcs */
@@ -3114,7 +3111,7 @@
OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0);
/* ARQ I resegmentation support */
- bts->dl_arq_type = EGPRS_ARQ1;
+ the_pcu->vty.dl_arq_type = EGPRS_ARQ1;
/*
* First parameter is current MCS, second one is demanded_mcs
@@ -3135,18 +3132,15 @@
{
the_pcu->bts = bts_alloc(the_pcu);
BTS *the_bts = the_pcu->bts;
- gprs_rlcmac_bts *bts;
uint8_t ts_no = 4;
int i;
fprintf(stderr, "=== start %s ===\n", __func__);
- bts = the_bts->bts_data();
-
setup_bts(the_bts, ts_no);
OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0);
/* ARQ II */
- bts->dl_arq_type = EGPRS_ARQ2;
+ the_pcu->vty.dl_arq_type = EGPRS_ARQ2;
for (i = 1; i <= 9; i++)
establish_and_use_egprs_dl_tbf(the_bts, i);
--
To view, visit https://gerrit.osmocom.org/c/osmo-pcu/+/22183
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Gerrit-Project: osmo-pcu
Gerrit-Branch: master
Gerrit-Change-Id: I0b82ab59edd58d60e5581c707dc49f58de0ba203
Gerrit-Change-Number: 22183
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <pespin at sysmocom.de>
Gerrit-MessageType: newchange
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