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srsLTE
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Reduced soft buffer size to 3·MaxCodeBlockLen

This commit is contained in:
ismagom 2015-06-09 19:52:19 +02:00
parent f38cc2e938
commit 59972f063c
3 changed files with 4 additions and 4 deletions
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2
srslte/lib/fec/src/rm_turbo.c
View File

@ -147,7 +147,7 @@ int srslte_rm_turbo_rx(float *w_buff, uint32_t w_buff_len, float *input, uint32_
K_p = nrows * NCOLS;
if (3 * K_p > w_buff_len) {
fprintf(stderr,
"Input too large. Max output length including dummy bits is %d (3x%dx32, in_len %d)\n",
"Output too large. Max output length including dummy bits is %d (3x%dx32, in_len %d)\n",
w_buff_len, nrows, out_len);
return -1;
}

4
srslte/lib/fec/src/softbuffer.c
View File

@ -63,7 +63,7 @@ int srslte_softbuffer_rx_init(srslte_softbuffer_rx_t *q, srslte_cell_t cell) {
}
// FIXME: Use HARQ buffer limitation based on UE category
q->buff_size = cell.nof_prb * MAX_PDSCH_RE(cell.cp) * srslte_mod_bits_x_symbol(SRSLTE_MOD_64QAM);
q->buff_size = 3 * SRSLTE_TCOD_MAX_LEN_CB;
for (uint32_t i=0;i<q->max_cb;i++) {
q->buffer_f[i] = srslte_vec_malloc(sizeof(float) * q->buff_size);
if (!q->buffer_f[i]) {
@ -125,7 +125,7 @@ int srslte_softbuffer_tx_init(srslte_softbuffer_tx_t *q, srslte_cell_t cell) {
}
// FIXME: Use HARQ buffer limitation based on UE category
q->buff_size = cell.nof_prb * MAX_PDSCH_RE(cell.cp) * 6 * 10;
q->buff_size = 3 * SRSLTE_TCOD_MAX_LEN_CB;
for (uint32_t i=0;i<q->max_cb;i++) {
q->buffer_b[i] = srslte_vec_malloc(sizeof(float) * q->buff_size);
if (!q->buffer_b[i]) {

2
srslte/lib/phch/src/pdsch.c
View File

@ -310,7 +310,7 @@ int srslte_pdsch_cfg(srslte_pdsch_cfg_t *cfg, srslte_cell_t cell, srslte_dci_msg
if (dci_msg) {
srslte_ra_dl_dci_t dl_dci;
if (srslte_dci_msg_to_dl_grant(dci_msg, rnti, cell.nof_prb, &dl_dci, &cfg->grant)) {
//fprintf(stderr, "Error unpacking PDSCH scheduling DCI message\n");
fprintf(stderr, "Error unpacking PDSCH scheduling DCI message\n");
return SRSLTE_ERROR;
}
if (rnti == SRSLTE_SIRNTI) {