pcm: Further cleanup of unused bits of the PCM ACPI:

 * pcm_get_bytes_remaining()
 * pcm_calculate_peaks()
 * pcm_get_peak_buffer()

Nothing in-tree uses these at all (except for the lua plugin wrapper)

Change-Id: I971b7beed6760250c8b1ce58f401a601e1e2d585

2 files changed, 0 insertions, 28 deletions

diff --git a/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c b/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c
index 1ce0b5ad5f..83325e09ef 100644
--- a/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c
+++ b/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c
@@ -203,20 +203,6 @@ static int get_dma_count(void)
     return count;
 }
 
-size_t pcm_get_bytes_waiting(void)
-{
-    int bytes, flags = disable_irq_save();
-
-    if(REG_DMAC_DCCSR(DMA_AIC_TX_CHANNEL) & DMAC_DCCSR_EN)
-        bytes = get_dma_count() & ~3;
-    else
-        bytes = 0;
-
-    restore_irq(flags);
-
-    return bytes;
-}
-
 const void * pcm_play_dma_get_peak_buffer(int *count)
 {
     int flags = disable_irq_save();
diff --git a/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c b/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
index 4a4f3020bb..401d568a97 100644
--- a/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
+++ b/firmware/target/mips/ingenic_jz47xx/pcm-jz4760.c
@@ -192,20 +192,6 @@ static int get_dma_count(void)
     return count;
 }
 
-size_t pcm_get_bytes_waiting(void)
-{
-    int bytes, flags = disable_irq_save();
-
-    if(REG_DMAC_DCCSR(DMA_AIC_TX_CHANNEL) & DMAC_DCCSR_EN)
-        bytes = get_dma_count() & ~3;
-    else
-        bytes = 0;
-
-    restore_irq(flags);
-
-    return bytes;
-}
-
 const void * pcm_play_dma_get_peak_buffer(int *count)
 {
     int flags = disable_irq_save();