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srsue PUSCH, set mcs idx to previous if it is a retransmission

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master
Xavier Arteaga 7 years ago
parent b78fff2c76
commit 31496ab44c
2 changed files with 3 additions and 0 deletions
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1
srsue/hdr/phy/phch_common.h
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@ -112,6 +112,7 @@ typedef struct {
int last_ul_tbs[2*HARQ_DELAY_MS]; int last_ul_tbs[2*HARQ_DELAY_MS];
uint32_t last_ul_tti[2*HARQ_DELAY_MS]; uint32_t last_ul_tti[2*HARQ_DELAY_MS];
srslte_mod_t last_ul_mod[2*HARQ_DELAY_MS]; srslte_mod_t last_ul_mod[2*HARQ_DELAY_MS];
uint32_t last_ul_idx[2*HARQ_DELAY_MS];
uint8_t last_ri; uint8_t last_ri;
uint8_t last_pmi; uint8_t last_pmi;

2
srsue/src/phy/phch_worker.cc
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@ -983,12 +983,14 @@ bool phch_worker::decode_pdcch_ul(mac_interface_phy::mac_grant_t* grant)
// Make sure we received a grant in the previous TTI for this PID // Make sure we received a grant in the previous TTI for this PID
grant->phy_grant.ul.mcs.tbs = phy->last_ul_tbs[UL_PIDOF(TTI_TX(tti))]; grant->phy_grant.ul.mcs.tbs = phy->last_ul_tbs[UL_PIDOF(TTI_TX(tti))];
grant->phy_grant.ul.mcs.mod = phy->last_ul_mod[UL_PIDOF(TTI_TX(tti))]; grant->phy_grant.ul.mcs.mod = phy->last_ul_mod[UL_PIDOF(TTI_TX(tti))];
grant->phy_grant.ul.mcs.idx = phy->last_ul_idx[UL_PIDOF(TTI_TX(tti))];
grant->phy_grant.ul.Qm = srslte_mod_bits_x_symbol(grant->phy_grant.ul.mcs.mod); grant->phy_grant.ul.Qm = srslte_mod_bits_x_symbol(grant->phy_grant.ul.mcs.mod);
} }
} }
if (ret) { if (ret) {
phy->last_ul_tbs[UL_PIDOF(TTI_TX(tti))] = grant->phy_grant.ul.mcs.tbs; phy->last_ul_tbs[UL_PIDOF(TTI_TX(tti))] = grant->phy_grant.ul.mcs.tbs;
phy->last_ul_mod[UL_PIDOF(TTI_TX(tti))] = grant->phy_grant.ul.mcs.mod; phy->last_ul_mod[UL_PIDOF(TTI_TX(tti))] = grant->phy_grant.ul.mcs.mod;
phy->last_ul_idx[UL_PIDOF(TTI_TX(tti))] = grant->phy_grant.ul.mcs.idx;
phy->last_ul_tti[UL_PIDOF(TTI_TX(tti))] = TTI_RX_ACK(tti); phy->last_ul_tti[UL_PIDOF(TTI_TX(tti))] = TTI_RX_ACK(tti);
/* Limit UL modulation if not supported by the UE or disabled by higher layers */ /* Limit UL modulation if not supported by the UE or disabled by higher layers */
if (!phy->config->enable_64qam) { if (!phy->config->enable_64qam) {

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