diff options
Diffstat (limited to 'firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c')
-rw-r--r-- | firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c | 24 |
1 files changed, 0 insertions, 24 deletions
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 72d8e4a021..13dff6ecb5 100644 --- a/firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c +++ b/firmware/target/arm/imx31/gigabeat-s/pcm-gigabeat-s.c @@ -224,30 +224,6 @@ void pcm_play_dma_stop(void) play_stop_pcm(); } -/* Return the number of bytes waiting - full L-R sample pairs only */ -size_t pcm_get_bytes_waiting(void) -{ - static unsigned long dsa NOCACHEBSS_ATTR; - long offs, size; - int oldstatus; - - /* read burst dma source address register in channel context */ - sdma_read_words(&dsa, CHANNEL_CONTEXT_ADDR(DMA_PLAY_CH_NUM)+0x0b, 1); - - oldstatus = disable_irq_save(); - offs = dsa - (unsigned long)dma_play_bd.buf_addr; - size = dma_play_bd.mode.count; - restore_irq(oldstatus); - - /* Be addresses are coherent (no buffer change during read) */ - if (offs >= 0 && offs < size) - { - return (size - offs) & ~3; - } - - return 0; -} - /* Return a pointer to the samples and the number of them in *count */ const void * pcm_play_dma_get_peak_buffer(int *count) { |