diff options
author | Solomon Peachy <pizza@shaftnet.org> | 2020-11-11 23:20:19 -0500 |
---|---|---|
committer | Solomon Peachy <pizza@shaftnet.org> | 2020-11-12 15:59:09 +0000 |
commit | 388adff3cc4ab8584c2c99f9bc5ad7e309281d5e (patch) | |
tree | 8b05c374e6ace0ebf7c51641eff56e941de27df4 /firmware/target/arm/imx31 | |
parent | 1a68856f52f1b6dc89863758404e54c744fcf53a (diff) | |
download | rockbox-388adff3cc4ab8584c2c99f9bc5ad7e309281d5e.tar.gz rockbox-388adff3cc4ab8584c2c99f9bc5ad7e309281d5e.zip |
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
Diffstat (limited to 'firmware/target/arm/imx31')
-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) { |