diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/power/ms_power_loop_test.c | 46 | ||||
| -rw-r--r-- | tests/power/ms_power_loop_test.err | 12 | ||||
| -rw-r--r-- | tests/power/ms_power_loop_test.ok | 14 |
3 files changed, 35 insertions, 37 deletions
diff --git a/tests/power/ms_power_loop_test.c b/tests/power/ms_power_loop_test.c index f0c02507..b9d68670 100644 --- a/tests/power/ms_power_loop_test.c +++ b/tests/power/ms_power_loop_test.c @@ -185,32 +185,30 @@ static void test_pf_algo_ewma(void) lchan->ms_power_ctrl.max = ms_pwr_ctl_lvl(GSM_BAND_1800, 26); OSMO_ASSERT(lchan->ms_power_ctrl.max == 2); -#define CHECK_UL_RSSI_AVG100(exp) \ - printf("\tAvg[t] is %2.2f dBm (expected %2.2f dBm)\n", \ +#define CHECK_RXLEV_AVG100(exp) \ + printf("\tAvg[t] is RxLev %2.2f (expected %2.2f)\n", \ ((float) *avg100) / 100, exp); /* UL RSSI remains constant => no UL power change */ apply_power_test(lchan, -75, good_lqual, 0, 15); - CHECK_UL_RSSI_AVG100(-75.00); + CHECK_RXLEV_AVG100((float)dbm2rxlev(-75)); /* RXLEV 35 */ - /* Avg[t] = (0.2 * -90) + (0.8 * -75) = -78.0 dBm */ - apply_power_test(lchan, -90, good_lqual, 1, 13); - CHECK_UL_RSSI_AVG100(-78.00); + /* Avg[t] = (0.2 * 20) + (0.8 * 35) = RXLEV 32, (-78 dBm) */ + apply_power_test(lchan, -90, good_lqual, 1, 13); /* -90 dBm = RXLEV 20 */ + CHECK_RXLEV_AVG100(32.00); - /* Avg[t] = (0.2 * -90) + (0.8 * -78) = -80.4 dBm */ - apply_power_test(lchan, -90, good_lqual, 1, 11); - CHECK_UL_RSSI_AVG100(-80.40); + /* Avg[t] = (0.2 * 20) + (0.8 * 32) = RXLEV 29.6 (-80.4 dBm) */ + apply_power_test(lchan, -90, good_lqual, 1, 11); /* -90 dBm = RXLEV 20 */ + CHECK_RXLEV_AVG100(29.60); - /* Avg[t] = (0.2 * -70) + (0.8 * -80.4) = -78.32 dBm, + /* Avg[t] = (0.2 * 40) + (0.8 * 29.60) = RXLEV 31.68 (-78.32 dBm), * but due to up-/down-scaling artefacts we get the following: * Avg100[t] = Avg100[t - 1] + A * (Pwr - Avg[t] / 100) - * Avg100[t] = -8040 + 20 * (-70 - (-8040 / 100)) - * Avg100[t] = -8040 + 20 * (-70 - (-8040 / 100)) - * Avg100[t] = -8040 + 20 * (-70 + 80) - * Avg100[t] = -8040 + 200 = -7840 - * Avg[t] = -7840 / 100 = -78.4 */ - apply_power_test(lchan, -70, good_lqual, 1, 9); - CHECK_UL_RSSI_AVG100(-78.40); + * Avg100[t] = 2960 + 20 * (40 - (2960 / 100)) + * Avg100[t] = 2960 + 20 * (40 - 29) + * Avg[t] = 3180 / 100 = 31.80 */ + apply_power_test(lchan, -70, good_lqual, 1, 9); /* RXLEV 40 */ + CHECK_RXLEV_AVG100(31.80); mp->ewma.alpha = 70; /* 30% smoothing */ lchan->ms_power_ctrl.current = 15; @@ -218,17 +216,17 @@ static void test_pf_algo_ewma(void) (struct gsm_power_ctrl_meas_proc_state) { 0 }; /* This is the first sample, the filter outputs it as-is */ - apply_power_test(lchan, -50, good_lqual, 0, 15); - CHECK_UL_RSSI_AVG100(-50.00); + apply_power_test(lchan, -50, good_lqual, 0, 15); /* RXLEV 60 */ + CHECK_RXLEV_AVG100((float)dbm2rxlev(-50)); - /* Avg[t] = (0.7 * -50) + (0.3 * -50) = -50.0 dBm */ + /* Avg[t] = (0.7 * 60) + (0.3 * 60) = RXLEV 60 (-50.0 dBm) */ apply_power_test(lchan, -50, good_lqual, 0, 15); - CHECK_UL_RSSI_AVG100(-50.0); + CHECK_RXLEV_AVG100((float)dbm2rxlev(-50)); /* Simulate SACCH block loss (-110 dBm): - * Avg[t] = (0.7 * -110) + (0.3 * -50) = -92.0 dBm */ - apply_power_test(lchan, -110, good_lqual, 1, 13); - CHECK_UL_RSSI_AVG100(-92.0); + * Avg[t] = (0.7 * 0) + (0.3 * 60) = RXLEV 18.0 (-92.0 dBm) */ + apply_power_test(lchan, -110, good_lqual, 1, 13); /* RXLEV 0 */ + CHECK_RXLEV_AVG100(18.0); } static void test_power_hysteresis(void) diff --git a/tests/power/ms_power_loop_test.err b/tests/power/ms_power_loop_test.err index 894756b7..8ab64198 100644 --- a/tests/power/ms_power_loop_test.err +++ b/tests/power/ms_power_loop_test.err @@ -14,17 +14,17 @@ (bts=0,trx=0,ts=0,ss=0) Raising MS power control level 30 (34 dBm) => 29 (36 dBm): ms-pwr-lvl[curr 30, max 29], RSSI[curr -90, avg -90, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Keeping MS power at control level 29 (36 dBm): ms-pwr-lvl[curr 29, max 29], RSSI[curr -90, avg -90, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Keeping MS power at control level 29 (36 dBm): ms-pwr-lvl[curr 29, max 29], RSSI[curr -75, avg -75, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB -(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 29 (36 dBm) => 30 (34 dBm): ms-pwr-lvl[curr 29, max 29], RSSI[curr -45, avg -45, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB -(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 30 (34 dBm) => 31 (32 dBm): ms-pwr-lvl[curr 30, max 29], RSSI[curr -45, avg -45, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB -(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 31 (32 dBm) => 0 (30 dBm): ms-pwr-lvl[curr 31, max 29], RSSI[curr -45, avg -45, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB +(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 29 (36 dBm) => 30 (34 dBm): ms-pwr-lvl[curr 29, max 29], RSSI[curr -45, avg -47, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB +(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 30 (34 dBm) => 31 (32 dBm): ms-pwr-lvl[curr 30, max 29], RSSI[curr -45, avg -47, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB +(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 31 (32 dBm) => 0 (30 dBm): ms-pwr-lvl[curr 31, max 29], RSSI[curr -45, avg -47, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 0 (30 dBm) => 1 (28 dBm): ms-pwr-lvl[curr 0, max 29], RSSI[curr -73, avg -73, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Raising MS power control level 1 (28 dBm) => 0 (30 dBm): ms-pwr-lvl[curr 1, max 29], RSSI[curr -77, avg -77, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 0 (30 dBm) => 14 (2 dBm): ms-pwr-lvl[curr 0, max 14], RSSI[curr -73, avg -73, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB -(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 14 (2 dBm) => 15 (0 dBm): ms-pwr-lvl[curr 14, max 0], RSSI[curr -40, avg -40, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB +(bts=0,trx=0,ts=0,ss=0) Lowering MS power control level 14 (2 dBm) => 15 (0 dBm): ms-pwr-lvl[curr 14, max 0], RSSI[curr -40, avg -47, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Keeping MS power at control level 15 (0 dBm): ms-pwr-lvl[curr 15, max 2], RSSI[curr -75, avg -75, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Raising MS power control level 15 (0 dBm) => 13 (3 dBm): ms-pwr-lvl[curr 15, max 2], RSSI[curr -90, avg -78, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB -(bts=0,trx=0,ts=0,ss=0) Raising MS power control level 13 (4 dBm) => 11 (8 dBm): ms-pwr-lvl[curr 13, max 2], RSSI[curr -90, avg -80, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB -(bts=0,trx=0,ts=0,ss=0) Raising MS power control level 11 (8 dBm) => 9 (11 dBm): ms-pwr-lvl[curr 11, max 2], RSSI[curr -70, avg -78, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB +(bts=0,trx=0,ts=0,ss=0) Raising MS power control level 13 (4 dBm) => 11 (8 dBm): ms-pwr-lvl[curr 13, max 2], RSSI[curr -90, avg -81, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB +(bts=0,trx=0,ts=0,ss=0) Raising MS power control level 11 (8 dBm) => 9 (12 dBm): ms-pwr-lvl[curr 11, max 2], RSSI[curr -70, avg -79, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Keeping MS power at control level 15 (0 dBm): ms-pwr-lvl[curr 15, max 2], RSSI[curr -50, avg -50, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Keeping MS power at control level 15 (0 dBm): ms-pwr-lvl[curr 15, max 2], RSSI[curr -50, avg -50, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB (bts=0,trx=0,ts=0,ss=0) Raising MS power control level 15 (0 dBm) => 13 (4 dBm): ms-pwr-lvl[curr 15, max 2], RSSI[curr -110, avg -92, thresh -75..-75] dBm, C/I[curr 14, avg 14, thresh 12..16] dB diff --git a/tests/power/ms_power_loop_test.ok b/tests/power/ms_power_loop_test.ok index ccf2ddc0..8c92b037 100644 --- a/tests/power/ms_power_loop_test.ok +++ b/tests/power/ms_power_loop_test.ok @@ -53,25 +53,25 @@ lchan_ms_pwr_ctrl(RxLvl=-40 dBm) returns 1 (expected 1) Starting test case 'test_pf_algo_ewma' lchan_ms_pwr_ctrl(RxLvl=-75 dBm) returns 0 (expected 0) MS current power 15 -> 15 (expected 15) - Avg[t] is -75.00 dBm (expected -75.00 dBm) + Avg[t] is RxLev 35.00 (expected 35.00) lchan_ms_pwr_ctrl(RxLvl=-90 dBm) returns 1 (expected 1) MS current power 15 -> 13 (expected 13) - Avg[t] is -78.00 dBm (expected -78.00 dBm) + Avg[t] is RxLev 32.00 (expected 32.00) lchan_ms_pwr_ctrl(RxLvl=-90 dBm) returns 1 (expected 1) MS current power 13 -> 11 (expected 11) - Avg[t] is -80.40 dBm (expected -80.40 dBm) + Avg[t] is RxLev 29.60 (expected 29.60) lchan_ms_pwr_ctrl(RxLvl=-70 dBm) returns 1 (expected 1) MS current power 11 -> 9 (expected 9) - Avg[t] is -78.40 dBm (expected -78.40 dBm) + Avg[t] is RxLev 31.80 (expected 31.80) lchan_ms_pwr_ctrl(RxLvl=-50 dBm) returns 0 (expected 0) MS current power 15 -> 15 (expected 15) - Avg[t] is -50.00 dBm (expected -50.00 dBm) + Avg[t] is RxLev 60.00 (expected 60.00) lchan_ms_pwr_ctrl(RxLvl=-50 dBm) returns 0 (expected 0) MS current power 15 -> 15 (expected 15) - Avg[t] is -50.00 dBm (expected -50.00 dBm) + Avg[t] is RxLev 60.00 (expected 60.00) lchan_ms_pwr_ctrl(RxLvl=-110 dBm) returns 1 (expected 1) MS current power 15 -> 13 (expected 13) - Avg[t] is -92.00 dBm (expected -92.00 dBm) + Avg[t] is RxLev 18.00 (expected 18.00) Starting test case 'test_power_hysteresis' lchan_ms_pwr_ctrl(RxLvl=-75 dBm) returns 0 (expected 0) |