pcm: Get rid of pcm_play_pause() and associated APIs

Nothing in the core has used it for some time.  It's exported to the
plugin API but the last plugins to use it were switched to the mixer API
back in 2011.

This allows us to get rid of pcm_play_dma_pause() from all audio drivers

Change-Id: Ic3fa02592316f84963e41d792d1cabb436d1ff6b

3 files changed, 0 insertions, 33 deletions

diff --git a/firmware/target/arm/tms320dm320/creative-zvm/pcm-creativezvm.c b/firmware/target/arm/tms320dm320/creative-zvm/pcm-creativezvm.c
index 1fda5fe045..f31185c2ea 100644
--- a/firmware/target/arm/tms320dm320/creative-zvm/pcm-creativezvm.c
+++ b/firmware/target/arm/tms320dm320/creative-zvm/pcm-creativezvm.c
@@ -85,11 +85,6 @@ void pcm_play_unlock(void)
 
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    (void) pause;
-}
-
 size_t pcm_get_bytes_waiting(void)
 {
     return 0;
diff --git a/firmware/target/arm/tms320dm320/mrobe-500/pcm-mr500.c b/firmware/target/arm/tms320dm320/mrobe-500/pcm-mr500.c
index d23c93de39..0d7bcbab37 100644
--- a/firmware/target/arm/tms320dm320/mrobe-500/pcm-mr500.c
+++ b/firmware/target/arm/tms320dm320/mrobe-500/pcm-mr500.c
@@ -120,20 +120,6 @@ void pcm_play_unlock(void)
 
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause)
-    {
-        DSP_(_dma0_stopped)=2;
-        dsp_wake();
-    }
-    else
-    {
-        DSP_(_dma0_stopped)=0;
-        dsp_wake();
-    }
-}
-
 size_t pcm_get_bytes_waiting(void)
 {
     return DSP_(_sdem_dsp_size)-DSP_(_sdem_level);
diff --git a/firmware/target/arm/tms320dm320/sansa-connect/pcm-sansaconnect.c b/firmware/target/arm/tms320dm320/sansa-connect/pcm-sansaconnect.c
index 6e640bdf12..c2932fd762 100644
--- a/firmware/target/arm/tms320dm320/sansa-connect/pcm-sansaconnect.c
+++ b/firmware/target/arm/tms320dm320/sansa-connect/pcm-sansaconnect.c
@@ -127,20 +127,6 @@ void pcm_play_unlock(void)
 
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause)
-    {
-        DSP_(_dma0_stopped)=2;
-        dsp_wake();
-    }
-    else
-    {
-        DSP_(_dma0_stopped)=0;
-        dsp_wake();
-    }
-}
-
 size_t pcm_get_bytes_waiting(void)
 {
     return DSP_(_sdem_dsp_size)-DSP_(_sdem_level);