From 8c7c2e4eb49ce4bbd4e9a6b8b8fccf2905be1966 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Wed, 24 Jan 2018 06:22:47 +0100
Subject: Remove DMA interface

---
 Dummy_Streaming.cpp | 80 +----------------------------------------------------
 SoapyDummy.hpp      | 26 -----------------
 2 files changed, 1 insertion(+), 105 deletions(-)

diff --git a/Dummy_Streaming.cpp b/Dummy_Streaming.cpp
index 493800d..1ef1c72 100644
--- a/Dummy_Streaming.cpp
+++ b/Dummy_Streaming.cpp
@@ -210,87 +210,9 @@ int SoapyDummy::readStreamStatus(
     return SOAPY_SDR_TIMEOUT;
 }
 
-int SoapyDummy::acquireReadBuffer(
-        SoapySDR::Stream *stream,
-        size_t &handle,
-        const void **buffs,
-        int &flags,
-        long long &timeNs,
-        const long timeoutUs)
-{
-    if (stream != RX_STREAM){
-        return SOAPY_SDR_NOT_SUPPORTED;
-    }
-
-    return this->getStreamMTU(stream);
-}
-
-void SoapyDummy::releaseReadBuffer(
-        SoapySDR::Stream *stream,
-        const size_t handle)
-{
-    if(stream != RX_STREAM){
-        throw std::runtime_error("Invalid stream");
-    }
-}
-
-int SoapyDummy::acquireWriteBuffer(
-        SoapySDR::Stream *stream,
-        size_t &handle,
-        void **buffs,
-        const long timeoutUs)
-{
-
-    if(stream != TX_STREAM){
-        return SOAPY_SDR_NOT_SUPPORTED;
-    }
-
-    return this->getStreamMTU(stream);
-}
-
-void SoapyDummy::releaseWriteBuffer(
-        SoapySDR::Stream *stream,
-        const size_t handle,
-        const size_t numElems,
-        int &flags,
-        const long long timeNs)
-{
-    if (stream == TX_STREAM) {
-    }
-    else {
-        throw std::runtime_error("Invalid stream");
-    }
-}
-
 size_t SoapyDummy::getNumDirectAccessBuffers(
         SoapySDR::Stream *stream)
 {
-    if (stream == RX_STREAM) {
-        return m_rxstream.buf_num;
-    }
-    else if(stream == TX_STREAM){
-        return m_rxstream.buf_num;
-    }
-    else {
-        throw std::runtime_error("Invalid stream");
-    }
-}
-
-int SoapyDummy::getDirectAccessBufferAddrs(
-        SoapySDR::Stream *stream,
-        const size_t handle,
-        void **buffs)
-{
-
-    if (stream == RX_STREAM) {
-        buffs[0]=(void *)m_rxstream.buf;
-    }
-    else if (stream == TX_STREAM) {
-        buffs[0]=(void *)m_txstream.buf;
-    }
-    else {
-        throw std::runtime_error("Invalid stream");
-    }
-
     return 0;
 }
+
diff --git a/SoapyDummy.hpp b/SoapyDummy.hpp
index e89932d..7f08a89 100644
--- a/SoapyDummy.hpp
+++ b/SoapyDummy.hpp
@@ -107,33 +107,7 @@ class SoapyDummy : public SoapySDR::Device
                 const long timeoutUs
                 );
 
-        int acquireReadBuffer(
-                SoapySDR::Stream *stream,
-                size_t &handle,
-                const void **buffs,
-                int &flags,
-                long long &timeNs,
-                const long timeoutUs = 100000);
-
-        void releaseReadBuffer(
-                SoapySDR::Stream *stream,
-                const size_t handle);
-
-        int acquireWriteBuffer(
-                SoapySDR::Stream *stream,
-                size_t &handle,
-                void **buffs,
-                const long timeoutUs = 100000);
-
-        void releaseWriteBuffer(
-                SoapySDR::Stream *stream,
-                const size_t handle,
-                const size_t numElems,
-                int &flags,
-                const long long timeNs = 0);
-
         size_t getNumDirectAccessBuffers(SoapySDR::Stream *stream);
-        int getDirectAccessBufferAddrs(SoapySDR::Stream *stream, const size_t handle, void **buffs);
 
         /*******************************************************************
          * Settings API
-- 
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