PentHertz
/
srsLTE
mirror of https://github.com/PentHertz/srsLTE.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

fixed scheduler for constant mcs

This commit is contained in:
Ismael Gomez 2017-09-12 12:13:14 +02:00
parent 41188b409e
commit 20cdc85ebd
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
srsenb/src/mac/scheduler_ue.cc
View File

@ -397,7 +397,7 @@ int sched_ue::generate_format1(dl_harq_proc *h,
if (fixed_mcs_dl < 0) { if (fixed_mcs_dl < 0) {
tbs = alloc_tbs_dl(nof_prb, nof_re, req_bytes, &mcs); tbs = alloc_tbs_dl(nof_prb, nof_re, req_bytes, &mcs);
} else { } else {
tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_dl), nof_prb); tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_dl), nof_prb)/8;
mcs = fixed_mcs_dl; mcs = fixed_mcs_dl;
} }
@ -468,7 +468,7 @@ int sched_ue::generate_format0(ul_harq_proc *h,
if (fixed_mcs_ul < 0) { if (fixed_mcs_ul < 0) {
tbs = alloc_tbs_ul(allocation.L, nof_re, req_bytes, &mcs); tbs = alloc_tbs_ul(allocation.L, nof_re, req_bytes, &mcs);
} else { } else {
tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_ul), allocation.L); tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_ul), allocation.L)/8;
mcs = fixed_mcs_ul; mcs = fixed_mcs_ul;
} }
@ -607,12 +607,12 @@ uint32_t sched_ue::get_required_prb_dl(uint32_t req_bytes, uint32_t nof_ctrl_sym
uint32_t nof_re = 0; uint32_t nof_re = 0;
int tbs = 0; int tbs = 0;
for (n=1;n<cell.nof_prb && nbytes < req_bytes;n++) { for (n=1;n<=cell.nof_prb && nbytes < req_bytes;n++) {
nof_re = srslte_ra_dl_approx_nof_re(cell, n, nof_ctrl_symbols); nof_re = srslte_ra_dl_approx_nof_re(cell, n, nof_ctrl_symbols);
if (fixed_mcs_dl < 0) { if (fixed_mcs_dl < 0) {
tbs = alloc_tbs_dl(n, nof_re, 0, &mcs); tbs = alloc_tbs_dl(n, nof_re, 0, &mcs);
} else { } else {
tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_dl), n); tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_dl), n)/8;
} }
if (tbs > 0) { if (tbs > 0) {
nbytes = tbs; nbytes = tbs;
@ -635,13 +635,13 @@ uint32_t sched_ue::get_required_prb_ul(uint32_t req_bytes)
return 0; return 0;
} }
for (n=1;n<cell.nof_prb && nbytes < req_bytes + 4;n++) { for (n=1;n<=cell.nof_prb && nbytes < req_bytes + 4;n++) {
uint32_t nof_re = (2*(SRSLTE_CP_NSYMB(cell.cp)-1) - N_srs)*n*SRSLTE_NRE; uint32_t nof_re = (2*(SRSLTE_CP_NSYMB(cell.cp)-1) - N_srs)*n*SRSLTE_NRE;
int tbs = 0; int tbs = 0;
if (fixed_mcs_ul < 0) { if (fixed_mcs_ul < 0) {
tbs = alloc_tbs_ul(n, nof_re, 0, &mcs); tbs = alloc_tbs_ul(n, nof_re, 0, &mcs);
} else { } else {
tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_ul), n); tbs = srslte_ra_tbs_from_idx(srslte_ra_tbs_idx_from_mcs(fixed_mcs_ul), n)/8;
} }
if (tbs > 0) { if (tbs > 0) {
nbytes = tbs; nbytes = tbs;