3 files changed, 10 insertions, 14 deletions
diff --git a/libloragw/inc/loragw_fpga.h b/libloragw/inc/loragw_fpga.h
index 46246b6..722438c 100644
--- a/libloragw/inc/loragw_fpga.h
+++ b/libloragw/inc/loragw_fpga.h
@@ -135,7 +135,6 @@ int lgw_fpga_reg_wb(uint16_t register_id, uint8_t *data, uint16_t size);
 */
 int lgw_fpga_reg_rb(uint16_t register_id, uint8_t *data, uint16_t size);
 
-int lgw_set_attenuation(float attenuation);
-
+int lgw_set_attenuation(uint8_t *attn);
 #endif
 /* --- EOF ------------------------------------------------------------------ */
diff --git a/libloragw/inc/loragw_hal.h b/libloragw/inc/loragw_hal.h
index e1e4644..f6dc8dc 100644
--- a/libloragw/inc/loragw_hal.h
+++ b/libloragw/inc/loragw_hal.h
@@ -177,6 +177,7 @@ enum lgw_radio_type_e {
 struct lgw_conf_board_s {
     bool    lorawan_public; /*!> Enable ONLY for *public* networks using the LoRa MAC protocol */
     uint8_t clksrc;         /*!> Index of RF chain which provides clock to concentrator */
+    uint8_t max_tx_power;   /*!> Max power limit for transmitting packets */
 };
 
 /**
@@ -259,7 +260,7 @@ struct lgw_pkt_tx_s {
     uint8_t     tx_mode;        /*!> select on what event/time the TX is triggered */
     uint32_t    count_us;       /*!> timestamp or delay in microseconds for TX trigger */
     uint8_t     rf_chain;       /*!> through which RF chain will the packet be sent */
-    int8_t      rf_power;       /*!> TX power, in dBm */
+    float      rf_power;       /*!> TX power, in dBm */
     uint8_t     modulation;     /*!> modulation to use for the packet */
     uint8_t     bandwidth;      /*!> modulation bandwidth (LoRa only) */
     uint32_t    datarate;       /*!> TX datarate (baudrate for FSK, SF for LoRa) */
@@ -416,13 +417,6 @@ const char* lgw_version_info(void);
 */
 uint32_t lgw_time_on_air(struct lgw_pkt_tx_s *packet);
 
-/**
-@brief Set the attenuation for sending packets to get the exact power level
-@param attenuation is in dB, it can be between 0-31.75
-@return LGW_HAL_ERROR if the operation failed, LGW_HAL_SUCCESS else
-*/
-int lgw_set_attenuation(float attenuation);
-
 #endif
 
 /* --- EOF ------------------------------------------------------------------ */
diff --git a/libloragw/inc/loragw_reg.h b/libloragw/inc/loragw_reg.h
index 1e98efa..4dd9edb 100644
--- a/libloragw/inc/loragw_reg.h
+++ b/libloragw/inc/loragw_reg.h
@@ -403,14 +403,17 @@ uint8_t read_fpga_version();
 @param version number provided to check through the validated list
 @return status true/false
 */
-bool check_fpga_version(uint8_t version);
+bool fpga_version_supported();
+
+/**
+@brief Check if the LoRa FPGA uses an attenuator for transmitting packets
+@return status true/false
+*/
+bool fpga_supports_attenuator();
 
 /**
 @brief Connect LoRa concentrator by opening SPI link
-@param spi_only indicates if we only want to create the SPI connexion to the
 concentrator, or if we also want to reset it and configure the FPGA (if present)
-@param tx_notch_filter TX notch filter frequency to be set in the FPGA (only
-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);