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

2 files changed, 0 insertions, 24 deletions

diff --git a/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c b/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c
index ef2597ae69..1ce0b5ad5f 100644
--- a/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c
+++ b/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c
@@ -184,18 +184,6 @@ void pcm_play_unlock(void)
     restore_irq(flags);
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    int flags = disable_irq_save();
-
-    if(pause)
-        REG_DMAC_DCCSR(DMA_AIC_TX_CHANNEL) &= ~DMAC_DCCSR_EN;
-    else
-        REG_DMAC_DCCSR(DMA_AIC_TX_CHANNEL) |= DMAC_DCCSR_EN;
-
-    restore_irq(flags);
-}
-
 static int get_dma_count(void)
 {
     int count = REG_DMAC_DTCR(DMA_AIC_TX_CHANNEL);
diff --git a/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c b/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
index 098c28ecf5..4a4f3020bb 100644
--- a/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
+++ b/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
@@ -173,18 +173,6 @@ void pcm_play_unlock(void)
     restore_irq(flags);
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    int flags = disable_irq_save();
-
-    if(pause)
-        REG_DMAC_DCCSR(DMA_AIC_TX_CHANNEL) &= ~DMAC_DCCSR_EN;
-    else
-        REG_DMAC_DCCSR(DMA_AIC_TX_CHANNEL) |= DMAC_DCCSR_EN;
-
-    restore_irq(flags);
-}
-
 static int get_dma_count(void)
 {
     int count = REG_DMAC_DTCR(DMA_AIC_TX_CHANNEL);