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srsLTE
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remove remaining const_casts

This commit is contained in:
Francisco Paisana 2020-03-05 18:55:54 +00:00
parent ec1f1cc677
commit a6320f93b8
2 changed files with 22 additions and 19 deletions
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14
lib/include/srslte/phy/phch/ra_dl.h
View File

@ -44,15 +44,15 @@
**************************************************/
/** Functions to generate a grant from a received DCI */
SRSLTE_API int srslte_ra_dl_dci_to_grant(const srslte_cell_t* cell,
srslte_dl_sf_cfg_t* sf,
srslte_tm_t tm,
bool pdsch_use_tbs_index_alt,
srslte_dci_dl_t* dci,
srslte_pdsch_grant_t* grant);
SRSLTE_API int srslte_ra_dl_dci_to_grant(const srslte_cell_t* cell,
srslte_dl_sf_cfg_t* sf,
srslte_tm_t tm,
bool pdsch_use_tbs_index_alt,
const srslte_dci_dl_t* dci,
srslte_pdsch_grant_t* grant);
SRSLTE_API int
srslte_ra_dl_grant_to_grant_prb_allocation(srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant, uint32_t nof_prb);
srslte_ra_dl_grant_to_grant_prb_allocation(const srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant, uint32_t nof_prb);
/** Functions used by the eNodeB scheduler */
SRSLTE_API uint32_t srslte_ra_dl_approx_nof_re(srslte_cell_t* cell, uint32_t nof_prb, uint32_t nof_ctrl_symbols);

27
lib/src/phy/phch/ra_dl.c
View File

@ -166,7 +166,9 @@ static uint32_t ra_re_x_prb(const srslte_cell_t* cell, srslte_dl_sf_cfg_t* sf, u
* This function only writes grant->prb_idx and grant->nof_prb.
*/
/** Compute PRB allocation for Downlink as defined in 7.1.6 of 36.213 */
int srslte_ra_dl_grant_to_grant_prb_allocation(srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant, uint32_t nof_prb)
int srslte_ra_dl_grant_to_grant_prb_allocation(const srslte_dci_dl_t* dci,
srslte_pdsch_grant_t* grant,
uint32_t nof_prb)
{
int i, j;
uint32_t bitmask;
@ -373,7 +375,7 @@ int srslte_dl_fill_ra_mcs(srslte_ra_tb_t* tb, int last_tbs, uint32_t nprb, bool
/* Modulation order and transport block size determination 7.1.7 in 36.213
* */
static int dl_dci_compute_tb(bool pdsch_use_tbs_index_alt, srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
static int dl_dci_compute_tb(bool pdsch_use_tbs_index_alt, const srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
{
uint32_t n_prb = 0;
int tbs = -1;
@ -469,7 +471,7 @@ void srslte_ra_dl_compute_nof_re(const srslte_cell_t* cell, srslte_dl_sf_cfg_t*
/* Determine MIMO type based on number of cell ports and receive antennas, transport blocks and pinfo */
static int
config_mimo_type(const srslte_cell_t* cell, srslte_tm_t tm, srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
config_mimo_type(const srslte_cell_t* cell, srslte_tm_t tm, const srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
{
grant->tx_scheme = SRSLTE_TXSCHEME_PORT0;
bool valid_config = true;
@ -526,7 +528,7 @@ config_mimo_type(const srslte_cell_t* cell, srslte_tm_t tm, srslte_dci_dl_t* dci
}
/* Translates Precoding Information (pinfo) to Precoding matrix Index (pmi) as 3GPP 36.212 Table 5.3.3.1.5-4 */
static int config_mimo_pmi(const srslte_cell_t* cell, srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
static int config_mimo_pmi(const srslte_cell_t* cell, const srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
{
uint32_t nof_tb = grant->nof_tb;
if (grant->tx_scheme == SRSLTE_TXSCHEME_SPATIALMUX) {
@ -557,7 +559,7 @@ static int config_mimo_pmi(const srslte_cell_t* cell, srslte_dci_dl_t* dci, srsl
}
/* Determine number of MIMO layers */
static int config_mimo_layers(const srslte_cell_t* cell, srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
static int config_mimo_layers(const srslte_cell_t* cell, const srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
{
uint32_t nof_tb = grant->nof_tb;
switch (grant->tx_scheme) {
@ -600,7 +602,8 @@ static int config_mimo_layers(const srslte_cell_t* cell, srslte_dci_dl_t* dci, s
return 0;
}
static int config_mimo(const srslte_cell_t* cell, srslte_tm_t tm, srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
static int
config_mimo(const srslte_cell_t* cell, srslte_tm_t tm, const srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant)
{
if (config_mimo_type(cell, tm, dci, grant)) {
@ -627,12 +630,12 @@ static int config_mimo(const srslte_cell_t* cell, srslte_tm_t tm, srslte_dci_dl_
**********/
/** Compute the DL grant parameters */
int srslte_ra_dl_dci_to_grant(const srslte_cell_t* cell,
srslte_dl_sf_cfg_t* sf,
srslte_tm_t tm,
bool pdsch_use_tbs_index_alt,
srslte_dci_dl_t* dci,
srslte_pdsch_grant_t* grant)
int srslte_ra_dl_dci_to_grant(const srslte_cell_t* cell,
srslte_dl_sf_cfg_t* sf,
srslte_tm_t tm,
bool pdsch_use_tbs_index_alt,
const srslte_dci_dl_t* dci,
srslte_pdsch_grant_t* grant)
{
bzero(grant, sizeof(srslte_pdsch_grant_t));