14 files changed, 1 insertions, 167 deletions

diff --git a/firmware/target/arm/as3525/pcm-as3525.c b/firmware/target/arm/as3525/pcm-as3525.c
index ddb4d86bd4..90b6aabd7c 100644
--- a/firmware/target/arm/as3525/pcm-as3525.c
+++ b/firmware/target/arm/as3525/pcm-as3525.c
@@ -152,26 +152,6 @@ void pcm_play_dma_stop(void)
     play_callback_pending = false;
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    is_playing = !pause;
-
-    if(pause)
-    {
-        dma_pause_channel(0);
-
-        /* if producer's buffer finished, upper layer starts anew */
-        if (dma_rem_size == 0)
-            play_callback_pending = false;
-    }
-    else
-    {
-        if (play_sub_size != 0)
-            dma_resume_channel(0);
-        /* else unlock calls the callback if sub buffers remain */
-    }
-}
-
 void pcm_play_dma_init(void)
 {
     bitset32(&CGU_PERI, CGU_I2SOUT_APB_CLOCK_ENABLE);
diff --git a/firmware/target/arm/imx233/pcm-imx233.c b/firmware/target/arm/imx233/pcm-imx233.c
index de0e1aabf5..7e20a7ce68 100644
--- a/firmware/target/arm/imx233/pcm-imx233.c
+++ b/firmware/target/arm/imx233/pcm-imx233.c
@@ -149,12 +149,6 @@ void pcm_play_dma_start(const void *addr, size_t size)
     pcm_play_unlock();
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    imx233_dma_freeze_channel(APB_AUDIO_DAC, pause);
-    dac_freezed = pause;
-}
-
 void pcm_play_dma_init(void)
 {
     audiohw_preinit();
diff --git a/firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c b/firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c
index 7304bdcff3..72d8e4a021 100644
--- a/firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c
+++ b/firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c
@@ -224,20 +224,6 @@ void pcm_play_dma_stop(void)
     play_stop_pcm();
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause)
-    {
-        sdma_channel_pause(DMA_PLAY_CH_NUM);
-        play_stop_pcm();
-    }
-    else
-    {
-        play_start_pcm();
-        sdma_channel_run(DMA_PLAY_CH_NUM);
-    }
-}
-
 /* Return the number of bytes waiting - full L-R sample pairs only */
 size_t pcm_get_bytes_waiting(void)
 {
diff --git a/firmware/target/arm/pcm-telechips.c b/firmware/target/arm/pcm-telechips.c
index ddd69088cf..9c64b58594 100644
--- a/firmware/target/arm/pcm-telechips.c
+++ b/firmware/target/arm/pcm-telechips.c
@@ -194,15 +194,6 @@ void pcm_play_unlock(void)
    restore_fiq(status);
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause) {
-        play_stop_pcm();
-    } else {
-        play_start_pcm();
-    }
-}
-
 size_t pcm_get_bytes_waiting(void)
 {
     return dma_play_data.size & ~3;
diff --git a/firmware/target/arm/pnx0101/pcm-pnx0101.c b/firmware/target/arm/pnx0101/pcm-pnx0101.c
index a2394bc355..01ead4723b 100644
--- a/firmware/target/arm/pnx0101/pcm-pnx0101.c
+++ b/firmware/target/arm/pnx0101/pcm-pnx0101.c
@@ -49,11 +49,6 @@ void pcm_play_dma_stop(void)
 {
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    (void)pause;
-}
-
 static inline void fill_dma_buf(int offset)
 {
     short *l, *r, *lend;
@@ -62,7 +57,7 @@ static inline void fill_dma_buf(int offset)
     lend = l + DMA_BUF_SAMPLES / 2;
     r = dma_buf_right + offset;
 
-    if (pcm_playing && !pcm_paused)
+    if (pcm_playing)
     {
         bool new_buffer =false;
 
diff --git a/firmware/target/arm/pp/pcm-pp.c b/firmware/target/arm/pp/pcm-pp.c
index 99d46a6096..91d567ee83 100644
--- a/firmware/target/arm/pp/pcm-pp.c
+++ b/firmware/target/arm/pp/pcm-pp.c
@@ -497,15 +497,6 @@ void pcm_play_dma_stop(void)
 #endif
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause) {
-        play_stop_pcm();
-    } else {
-        play_start_pcm();
-    }
-}
-
 size_t pcm_get_bytes_waiting(void)
 {
     return dma_play_data.size & ~3;
diff --git a/firmware/target/arm/rk27xx/pcm-rk27xx.c b/firmware/target/arm/rk27xx/pcm-rk27xx.c
index 21feaf6cc4..5cfe54f9de 100644
--- a/firmware/target/arm/rk27xx/pcm-rk27xx.c
+++ b/firmware/target/arm/rk27xx/pcm-rk27xx.c
@@ -114,21 +114,6 @@ void pcm_play_dma_start(const void *addr, size_t size)
     hdma_i2s_transfer(addr, size);
 }
 
-/* pause DMA transfer by disabling clock to DMA module */
-void pcm_play_dma_pause(bool pause)
-{
-    if(pause)
-    {
-        SCU_CLKCFG |= CLKCFG_HDMA;
-        locked = 1;
-    }
-    else
-    {
-        SCU_CLKCFG &= ~CLKCFG_HDMA;
-        locked = 0;
-    }
-}
-
 static void i2s_init(void)
 {
 #if defined(HAVE_RK27XX_CODEC)
diff --git a/firmware/target/arm/s3c2440/gigabeat-fx/pcm-meg-fx.c b/firmware/target/arm/s3c2440/gigabeat-fx/pcm-meg-fx.c
index a1c854a0df..da5dc9cdd5 100644
--- a/firmware/target/arm/s3c2440/gigabeat-fx/pcm-meg-fx.c
+++ b/firmware/target/arm/s3c2440/gigabeat-fx/pcm-meg-fx.c
@@ -195,24 +195,6 @@ void pcm_play_dma_stop(void)
     bitclr32(&CLKCON, 1<<17);
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause)
-    {
-        /* pause playback on current buffer */
-        play_stop_pcm();
-    }
-    else
-    {
-        /* restart playback on current buffer */
-        /* make sure we're aligned on left channel - skip any right
-           channel sample left waiting */
-        DISRC2 = (DCSRC2 + 2) & ~0x3;
-        DCON2  = DMA_CONTROL_SETUP | (DSTAT2 & 0xFFFFE);
-        play_start_pcm();
-    }
-}
-
 void fiq_handler(void)
 {
     static const void *start;
diff --git a/firmware/target/arm/s3c2440/mini2440/pcm-mini2440.c b/firmware/target/arm/s3c2440/mini2440/pcm-mini2440.c
index 943cbb2ade..dbb1a06809 100644
--- a/firmware/target/arm/s3c2440/mini2440/pcm-mini2440.c
+++ b/firmware/target/arm/s3c2440/mini2440/pcm-mini2440.c
@@ -235,24 +235,6 @@ void pcm_play_dma_stop(void)
     bitclr32(&CLKCON, 1<<17);
 }
 
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause)
-    {
-        /* pause playback on current buffer */
-        play_stop_pcm();
-    }
-    else
-    {
-        /* restart playback on current buffer */
-        /* make sure we're aligned on left channel - skip any right
-           channel sample left waiting */
-        DISRC2 = (DCSRC2 + 2) & ~0x3;
-        DCON2  = DMA_CONTROL_SETUP | (DSTAT2 & 0xFFFFE);
-        play_start_pcm();
-    }
-}
-
 void fiq_handler(void)
 {
     static const void *start;
diff --git a/firmware/target/arm/s5l8700/pcm-s5l8700.c b/firmware/target/arm/s5l8700/pcm-s5l8700.c
index d8387c2aa5..47525611ee 100644
--- a/firmware/target/arm/s5l8700/pcm-s5l8700.c
+++ b/firmware/target/arm/s5l8700/pcm-s5l8700.c
@@ -35,7 +35,6 @@
 /*  Driver for the IIS/PCM part of the s5l8700 using DMA
 
     Notes:
-    - pcm_play_dma_pause is untested, not sure if implemented the right way
     - pcm_play_dma_stop is untested, not sure if implemented the right way
     - recording is not implemented
 */
@@ -173,17 +172,6 @@ void pcm_play_dma_stop(void)
                (0 << 0);    /* 0 = LRCK on */
 }
 
-/* pause playback by disabling the I2S interface */
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause) {
-        I2STXCOM |= (1 << 0);   /* LRCK off */
-    }
-    else {
-        I2STXCOM &= ~(1 << 0);  /* LRCK on */
-    }
-}
-
 static void pcm_dma_set_freq(enum hw_freq_indexes idx)
 {
     struct div_entry div = div_table[idx];
diff --git a/firmware/target/arm/s5l8702/pcm-s5l8702.c b/firmware/target/arm/s5l8702/pcm-s5l8702.c
index 86a0edd54a..a62a7243a2 100644
--- a/firmware/target/arm/s5l8702/pcm-s5l8702.c
+++ b/firmware/target/arm/s5l8702/pcm-s5l8702.c
@@ -157,13 +157,6 @@ void pcm_play_dma_stop(void)
     I2STXCOM = 0xa;
 }
 
-/* pause playback by disabling LRCK */
-void pcm_play_dma_pause(bool pause)
-{
-    if (pause) I2STXCOM |= 1;
-    else  I2STXCOM &= ~1;
-}
-
 /* MCLK = 12MHz (MCLKDIV2=1), [CS42L55 DS, s4.8] */
 #define MCLK_FREQ     12000000
 
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);