diff options
Diffstat (limited to 'src/tbf_ul.cpp')
| -rw-r--r-- | src/tbf_ul.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/tbf_ul.cpp b/src/tbf_ul.cpp index 0de0127..d0de2c6 100644 --- a/src/tbf_ul.cpp +++ b/src/tbf_ul.cpp @@ -29,6 +29,8 @@ #include <decoding.h> #include <pcu_l1_if.h> +#include "pcu_utils.h" + extern "C" { #include <osmocom/core/msgb.h> #include <osmocom/core/talloc.h> @@ -587,3 +589,22 @@ void gprs_rlcmac_ul_tbf::update_coding_scheme_counter_ul(const GprsCodingScheme } } } + +void gprs_rlcmac_ul_tbf::egprs_calc_ulwindow_size() +{ + struct gprs_rlcmac_bts *bts_data = bts->bts_data(); + unsigned int num_pdch = pcu_bitcount(ul_slots()); + unsigned int ws = bts_data->ws_base + num_pdch * bts_data->ws_pdch; + ws = (ws / 32) * 32; + ws = OSMO_MAX(64, ws); + + if (num_pdch == 1) + ws = OSMO_MIN(192, ws); + else + ws = OSMO_MIN(128 * num_pdch, ws); + + LOGP(DRLCMAC, LOGL_ERROR, "%s: Setting EGPRS window size to %d, base(%d) slots(%d) ws_pdch(%d)\n", + name(), ws, bts_data->ws_base, num_pdch, bts_data->ws_pdch); + + m_window.set_ws(ws); +} |