Added function to setup fpga attenuation and tx lut variable

3 files changed, 3 insertions, 2 deletions

diff --git a/libloragw/inc/loragw_fpga.h b/libloragw/inc/loragw_fpga.h
index 852f378..07418e4 100644
--- a/libloragw/inc/loragw_fpga.h
+++ b/libloragw/inc/loragw_fpga.h
@@ -99,7 +99,7 @@ float lgw_fpga_get_tx_notch_delay(void);
 @param tx_notch_freq TX notch filter frequency, in Hertz
 @return status of register operation (LGW_REG_SUCCESS/LGW_REG_ERROR)
 */
-int lgw_fpga_configure(uint32_t tx_notch_freq);
+int lgw_fpga_configure(uint32_t tx_notch_freq, bool fpga_attn_used);
 
 /**
 @brief LoRa concentrator FPGA register write
diff --git a/libloragw/inc/loragw_hal.h b/libloragw/inc/loragw_hal.h
index d5f9ade..632b72b 100644
--- a/libloragw/inc/loragw_hal.h
+++ b/libloragw/inc/loragw_hal.h
@@ -282,6 +282,7 @@ struct lgw_tx_gain_s {
     uint8_t pa_gain;    /*!> 2 bits, control of the external PA (SX1301 I/O) */
     uint8_t dac_gain;   /*!> 2 bits, control of the radio DAC */
     uint8_t mix_gain;   /*!> 4 bits, control of the radio mixer */
+    float  attenuation;   /*!> 7 bits, control of the attenuator , in dBm */
     int8_t  rf_power;   /*!> measured TX power at the board connector, in dBm */
 };
 
diff --git a/libloragw/inc/loragw_reg.h b/libloragw/inc/loragw_reg.h
index 1e98efa..085dfb6 100644
--- a/libloragw/inc/loragw_reg.h
+++ b/libloragw/inc/loragw_reg.h
@@ -413,7 +413,7 @@ concentrator, or if we also want to reset it and configure the FPGA (if present)
 used with SX1301AP2 reference design).
 @return status of register operation (LGW_REG_SUCCESS/LGW_REG_ERROR)
 */
-int lgw_connect(bool spi_only, uint32_t tx_notch_freq);
+int lgw_connect(bool spi_only, uint32_t tx_notch_freq, bool fpga_attn_used);
 
 /**
 @brief Disconnect LoRa concentrator by closing SPI link