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srsRAN_4G
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Declare band helper methods as constant

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master
Xavier Arteaga 4 years ago committed by Xavier Arteaga
parent 60015e7ceb
commit c8cb128317
2 changed files with 6 additions and 6 deletions
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6
lib/include/srsran/common/band_helper.h
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@ -50,7 +50,7 @@ public:
* @param dl_freq_Hz Given frequency in Hz * @param dl_freq_Hz Given frequency in Hz
* @return The band number if the frequency is bounded in a band, UINT16_MAX otherwise * @return The band number if the frequency is bounded in a band, UINT16_MAX otherwise
*/ */
uint16_t get_band_from_dl_freq_Hz(double dl_freq_Hz); uint16_t get_band_from_dl_freq_Hz(double dl_freq_Hz) const;
/** /**
* @brief Selects the SSB pattern case according to the band number and subcarrier spacing * @brief Selects the SSB pattern case according to the band number and subcarrier spacing
@ -59,14 +59,14 @@ public:
* @param scs SSB Subcarrier spacing * @param scs SSB Subcarrier spacing
* @return The SSB pattern case if band and subcarrier spacing match, SRSRAN_SSB_PATTERN_INVALID otherwise * @return The SSB pattern case if band and subcarrier spacing match, SRSRAN_SSB_PATTERN_INVALID otherwise
*/ */
srsran_ssb_patern_t get_ssb_pattern(uint16_t band, srsran_subcarrier_spacing_t scs); srsran_ssb_patern_t get_ssb_pattern(uint16_t band, srsran_subcarrier_spacing_t scs) const;
/** /**
* @brief gets the NR band duplex mode * @brief gets the NR band duplex mode
* @param band Given band * @param band Given band
* @return A valid SRSRAN_DUPLEX_MODE if the band is valid, SRSRAN_DUPLEX_MODE_INVALID otherwise * @return A valid SRSRAN_DUPLEX_MODE if the band is valid, SRSRAN_DUPLEX_MODE_INVALID otherwise
*/ */
srsran_duplex_mode_t get_duplex_mode(uint16_t band); srsran_duplex_mode_t get_duplex_mode(uint16_t band) const;
private: private:
// Elements of TS 38.101-1 Table 5.2-1: NR operating bands in FR1 // Elements of TS 38.101-1 Table 5.2-1: NR operating bands in FR1

6
lib/src/common/band_helper.cc
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@ -55,7 +55,7 @@ std::vector<uint32_t> srsran_band_helper::get_bands_nr(uint32_t
return bands; return bands;
} }
uint16_t srsran_band_helper::get_band_from_dl_freq_Hz(double freq) uint16_t srsran_band_helper::get_band_from_dl_freq_Hz(double freq) const
{ {
uint32_t freq_MHz = (uint32_t)round(freq / 1e6); uint32_t freq_MHz = (uint32_t)round(freq / 1e6);
for (const nr_operating_band& band : nr_operating_bands_fr1) { for (const nr_operating_band& band : nr_operating_bands_fr1) {
@ -66,7 +66,7 @@ uint16_t srsran_band_helper::get_band_from_dl_freq_Hz(double freq)
return UINT16_MAX; return UINT16_MAX;
} }
srsran_ssb_patern_t srsran_band_helper::get_ssb_pattern(uint16_t band, srsran_subcarrier_spacing_t scs) srsran_ssb_patern_t srsran_band_helper::get_ssb_pattern(uint16_t band, srsran_subcarrier_spacing_t scs) const
{ {
// Look for the given band and SCS // Look for the given band and SCS
for (const nr_band_ss_raster& ss_raster : nr_band_ss_raster_table) { for (const nr_band_ss_raster& ss_raster : nr_band_ss_raster_table) {
@ -85,7 +85,7 @@ srsran_ssb_patern_t srsran_band_helper::get_ssb_pattern(uint16_t band, srsran_su
return SRSRAN_SSB_PATTERN_INVALID; return SRSRAN_SSB_PATTERN_INVALID;
} }
srsran_duplex_mode_t srsran_band_helper::get_duplex_mode(uint16_t band) srsran_duplex_mode_t srsran_band_helper::get_duplex_mode(uint16_t band) const
{ {
// Look for the given band // Look for the given band
for (const nr_operating_band& b : nr_operating_bands_fr1) { for (const nr_operating_band& b : nr_operating_bands_fr1) {

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