From d8c8cf3e5444c634a937391f4de60e28fac3603d Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Fri, 14 Dec 2018 13:45:48 -0800
Subject: C API: Add support for Tx LO control

The Rx LO control was always there, but the Tx LO control was not
exposed into the C API.
---
 host/include/uhd/usrp/usrp.h | 74 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)

(limited to 'host/include')

diff --git a/host/include/uhd/usrp/usrp.h b/host/include/uhd/usrp/usrp.h
index 0ede389ef..ac551a2a9 100644
--- a/host/include/uhd/usrp/usrp.h
+++ b/host/include/uhd/usrp/usrp.h
@@ -1019,6 +1019,80 @@ UHD_API uhd_error uhd_usrp_get_fe_tx_freq_range(
     uhd_meta_range_handle freq_range_out
 );
 
+//! Get a list of possible LO stage names
+/*
+ * See uhd::usrp::multi_usrp::get_tx_lo_names() for more details.
+ */
+UHD_API uhd_error uhd_usrp_get_tx_lo_names(
+    uhd_usrp_handle h,
+    size_t chan,
+    uhd_string_vector_handle *tx_lo_names_out
+);
+
+//! Set the LO source for the USRP device
+/*
+ * See uhd::usrp::multi_usrp::set_tx_lo_source() for more details.
+ */
+UHD_API uhd_error uhd_usrp_set_tx_lo_source(
+    uhd_usrp_handle h,
+    const char* src,
+    const char* name,
+    size_t chan
+);
+
+//! Get the currently set LO source
+UHD_API uhd_error uhd_usrp_get_tx_lo_source(
+    uhd_usrp_handle h,
+    const char* name,
+    size_t chan,
+    char* tx_lo_source_out,
+    size_t strbuffer_len
+);
+
+//! Get a list of possible LO sources
+UHD_API uhd_error uhd_usrp_get_tx_lo_sources(
+    uhd_usrp_handle h,
+    const char* name,
+    size_t chan,
+    uhd_string_vector_handle *tx_lo_sources_out
+);
+
+//! Set whether the LO used by the USRP device is exported
+/*
+ * See uhd::usrp::multi_usrp::set_tx_lo_enabled() for more details.
+ */
+UHD_API uhd_error uhd_usrp_set_tx_lo_export_enabled(
+    uhd_usrp_handle h,
+    bool enabled,
+    const char* name,
+    size_t chan
+);
+
+//! Returns true if the currently selected LO is being exported.
+UHD_API uhd_error uhd_usrp_get_tx_lo_export_enabled(
+    uhd_usrp_handle h,
+    const char* name,
+    size_t chan,
+    bool* result_out
+);
+
+//! Set the Tx LO frequency.
+UHD_API uhd_error uhd_usrp_set_tx_lo_freq(
+    uhd_usrp_handle h,
+    double freq,
+    const char* name,
+    size_t chan,
+    double* coerced_freq_out
+);
+
+//! Get the current Tx LO frequency.
+UHD_API uhd_error uhd_usrp_get_tx_lo_freq(
+    uhd_usrp_handle h,
+    const char* name,
+    size_t chan,
+    double* tx_lo_freq_out
+);
+
 //! Set the TX gain for the given channel and name
 UHD_API uhd_error uhd_usrp_set_tx_gain(
     uhd_usrp_handle h,
-- 
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