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nimble/phy/nrf5x: Adjust scheduling offset for FEM turn on

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Radio enable takes 2 ticks, so if FEM turn on time is more than that we
need to account for extra tick in scheduling offset.
This commit is contained in:
Andrzej Kaczmarek
2022-09-14 12:52:29 +02:00
parent f396441898
commit eaa56fa7e7
1 changed files with 12 additions and 3 deletions
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nimble/drivers/nrf5x/include/ble/xcvr.h
+12 -3
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@@ -24,14 +24,23 @@
extern "C" {
#endif
#include <syscfg/syscfg.h>
#define XCVR_RX_RADIO_RAMPUP_USECS (40)
#define XCVR_TX_RADIO_RAMPUP_USECS (40)
/*
* NOTE: we have to account for the RTC output compare issue. We want it to be
* 5 ticks.
/* We need to account for the RTC compare issue, we want it to be 5 ticks.
* In case FEM turn on time is more than radio enable (i.e. 2 ticks) we want
* to add 1 more tick to compensate for additional delay.
*
* TODO this file should be refactored...
*/
#if (MYNEWT_VAL(BLE_LL_FEM_PA) && (MYNEWT_VAL(BLE_LL_FEM_PA_TURN_ON_US) > 60)) || \
(MYNEWT_VAL(BLE_LL_FEM_LNA) && (MYNEWT_VAL(BLE_LL_FEM_LNA_TURN_ON_US) > 60))
#define XCVR_PROC_DELAY_USECS (183)
#else
#define XCVR_PROC_DELAY_USECS (153)
#endif
#define XCVR_RX_START_DELAY_USECS (XCVR_RX_RADIO_RAMPUP_USECS)
#define XCVR_TX_START_DELAY_USECS (XCVR_TX_RADIO_RAMPUP_USECS)
#define XCVR_TX_SCHED_DELAY_USECS \