pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/libosmo-gprs/+/33971 ) Change subject: sndcp: Forward QoS params from SM to LLC ...................................................................... sndcp: Forward QoS params from SM to LLC Change-Id: I70e355ef27d24bdaf00e54f0e7126193f5bbf19f --- M include/osmocom/gprs/sndcp/sndcp_private.h M src/sndcp/Makefile.am M src/sndcp/sndcp.c M src/sndcp/sndcp_prim.c M tests/sndcp/sndcp_prim_test.c 5 files changed, 65 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/libosmo-gprs refs/changes/71/33971/1 diff --git a/include/osmocom/gprs/sndcp/sndcp_private.h b/include/osmocom/gprs/sndcp/sndcp_private.h index 5630c97..07fbb2b 100644 --- a/include/osmocom/gprs/sndcp/sndcp_private.h +++ b/include/osmocom/gprs/sndcp/sndcp_private.h @@ -151,6 +151,9 @@ /* The NSAPI we shall use on top of LLC */ uint8_t nsapi; + /* Peak Throughput, Reliability Class, from QoS Profile TS 24.008 10.5.6.5 */ + uint8_t peak_throughput; + uint8_t reliability_class; /* Radio Priority (MS only, used by LLC/RLCMAC), TS 24.008 10.5.7.2 */ uint8_t radio_prio; diff --git a/src/sndcp/Makefile.am b/src/sndcp/Makefile.am index ca72ecb..f3ec7b5 100644 --- a/src/sndcp/Makefile.am +++ b/src/sndcp/Makefile.am @@ -37,6 +37,7 @@ $(NULL) libosmo_gprs_sndcp_la_LIBADD = \ + $(top_builddir)/src/common/libosmo-gprs-common.la \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ -lm \ diff --git a/src/sndcp/sndcp.c b/src/sndcp/sndcp.c index 7e82b5d..88c4979 100644 --- a/src/sndcp/sndcp.c +++ b/src/sndcp/sndcp.c @@ -229,6 +229,8 @@ llc_prim_tx = osmo_gprs_llc_prim_alloc_ll_unitdata_req(sne->snme->tlli, sne->llc_sapi, data, len); OSMO_ASSERT(llc_prim_tx); + llc_prim_tx->ll.unitdata_req.qos_params.peak_throughput = sne->peak_throughput; + llc_prim_tx->ll.unitdata_req.qos_params.reliability_class = sne->reliability_class; llc_prim_tx->ll.unitdata_req.radio_prio = sne->radio_prio; rc = gprs_sndcp_prim_call_down_cb(llc_prim_tx); return rc; diff --git a/src/sndcp/sndcp_prim.c b/src/sndcp/sndcp_prim.c index 2e2139c..45d6a0f 100644 --- a/src/sndcp/sndcp_prim.c +++ b/src/sndcp/sndcp_prim.c @@ -31,6 +31,8 @@ #include <osmocom/gprs/sndcp/sndcp_prim.h> #include <osmocom/gprs/sndcp/sndcp_private.h> +#include "../common/qos.h" + #define SNDCP_MSGB_HEADROOM 0 const struct value_string osmo_gprs_sndcp_prim_sap_names[] = { @@ -635,6 +637,7 @@ uint8_t nsapi = sndcp_prim->snsm.activate_ind.nsapi; struct gprs_sndcp_mgmt_entity *snme; struct gprs_sndcp_entity *sne; + struct osmo_gprs_sm_qos_profile_decoded decoded; LOGSNDCP(LOGL_INFO, "SNSM-ACTIVATE.ind (TLLI=%08x, SAPI=%u, NSAPI=%u)\n", tlli, sapi, nsapi); @@ -661,6 +664,17 @@ if (g_sndcp_ctx->location != OSMO_GPRS_SNDCP_LOCATION_MS) return 0; + if (gprs_qos_parse_qos_profile(&decoded, + sndcp_prim->snsm.activate_ind.qos_profile, + sndcp_prim->snsm.activate_ind.qos_profile_len) < 0) { + LOGSNE(sne, LOGL_ERROR, "Failed parsing QoS Profile len=%u: %s\n", + sndcp_prim->snsm.activate_ind.qos_profile_len, + osmo_hexdump(sndcp_prim->snsm.activate_ind.qos_profile, + sndcp_prim->snsm.activate_ind.qos_profile_len)); + return -EINVAL; + } + sne->peak_throughput = decoded.qos_profile.data.peak_throughput; + sne->reliability_class = decoded.qos_profile.data.reliability_class; sne->radio_prio = sndcp_prim->snsm.activate_ind.radio_prio; /* TODO: when supporting and using LLC ABM mode, flow should go through diff --git a/tests/sndcp/sndcp_prim_test.c b/tests/sndcp/sndcp_prim_test.c index 9dd1b5e..defaeb7 100644 --- a/tests/sndcp/sndcp_prim_test.c +++ b/tests/sndcp/sndcp_prim_test.c @@ -124,6 +124,39 @@ 0x01, 0x05, 0x00, 0x06, 0x00, 0x07, 0x01, 0x07, 0x00, 0x08, 0x01, 0x08, 0x80, 0x00, 0x04, 0x12, 0x00, 0x40, 0x07 }; + +/* Quality Of Service - Negotiated QoS (taken from PDP Ctx Act msg) + 00.. .... = Spare bit(s): 0 + ..10 0... = Quality of Service Delay class: Delay class 4 (best effort) (4) + .... .011 = Reliability class: Unacknowledged GTP/LLC, Ack RLC, Protected data (3) + 0110 .... = Peak throughput: Up to 32 000 octet/s (6) + .... 0... = Spare bit(s): 0 + .... .010 = Precedence class: Normal priority (2) + 000. .... = Spare bit(s): 0 + ...1 1111 = Mean throughput: Best effort (31) + 011. .... = Traffic class: Interactive class (3) + ...1 0... = Delivery order: Without delivery order ('no') (2) + .... .010 = Delivery of erroneous SDUs: Erroneous SDUs are delivered('yes') (2) + Maximum SDU size: 1520 octets (153) + Maximum bitrate for uplink: 63 kbps (63) + Maximum bitrate for downlink: 63 kbps (63) + 0001 .... = Residual Bit Error Rate (BER): 5*10-2 (1) + .... 0001 = SDU error ratio: 1*10-2 (1) + 0100 00.. = Transfer delay: 200 ms (16) + .... ..11 = Traffic handling priority: Priority level 3 (3) + Guaranteed bitrate for uplink: 0 kbps (255) + Guaranteed bitrate for downlink: 0 kbps (255) + 000. .... = Spare bit(s): 0 + ...0 .... = Signalling indication: Not optimised for signalling traffic + .... 0000 = Source statistics description: unknown (0) + Maximum bitrate for downlink (extended): Use the value indicated by the Maximum bit rate for downlink (0) + Guaranteed bitrate for downlink (extended): Use the value indicated by the Guaranteed bit rate for downlink (0) +*/ +static const uint8_t qos_profile_ie_val[] = { + 0x23, 0x62, 0x1f, 0x72, 0x9, 0x3f, 0x3f, 0x11, + 0x43, 0xff, 0xff, 0x00, 0x00, 0x00 }; + + static void test_sndcp_prim_net(void) { struct osmo_gprs_sndcp_prim *sndcp_prim; @@ -211,6 +244,9 @@ * LL-ESTABLISH.Req in ABM mode if we supported it): */ sndcp_prim = osmo_gprs_sndcp_prim_alloc_snsm_activate_ind(tlli, nsapi, ll_sapi); OSMO_ASSERT(sndcp_prim); + sndcp_prim->snsm.activate_ind.radio_prio = 1; + sndcp_prim->snsm.activate_ind.qos_profile_len = sizeof(qos_profile_ie_val); + memcpy(sndcp_prim->snsm.activate_ind.qos_profile, qos_profile_ie_val, sizeof(qos_profile_ie_val)); rc = osmo_gprs_sndcp_prim_dispatch_snsm(sndcp_prim); OSMO_ASSERT(rc == 0); -- To view, visit https://gerrit.osmocom.org/c/libosmo-gprs/+/33971 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: libosmo-gprs Gerrit-Branch: master Gerrit-Change-Id: I70e355ef27d24bdaf00e54f0e7126193f5bbf19f Gerrit-Change-Number: 33971 Gerrit-PatchSet: 1 Gerrit-Owner: pespin <pespin@sysmocom.de> Gerrit-MessageType: newchange