From c731ea37eeb2390ebf91d5185ffb8860c86ffc34 Mon Sep 17 00:00:00 2001 From: Bing Song Date: Wed, 12 Aug 2020 10:22:04 +0800 Subject: MLK-24501-5 dsp: add lpa pcm support. Use reserved memory as PCM mode need more memory. Use ping-pong buffer for PCM LPA playback to avoid underrun. Signed-off-by: Bing Song Reviewed-by: Shengjiu Wang --- sound/soc/fsl/fsl_dsp.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sound/soc/fsl/fsl_dsp.c') diff --git a/sound/soc/fsl/fsl_dsp.c b/sound/soc/fsl/fsl_dsp.c index 46c16ebc8c54..352c8dc599de 100644 --- a/sound/soc/fsl/fsl_dsp.c +++ b/sound/soc/fsl/fsl_dsp.c @@ -1074,6 +1074,9 @@ static int fsl_dsp_mem_setup_lpa(struct fsl_dsp *dsp_priv) dsp_priv->scratch_buf_virt = dsp_priv->ocram_vir_addr; dsp_priv->scratch_buf_phys = dsp_priv->ocram_phys_addr; dsp_priv->scratch_buf_size = dsp_priv->ocram_reserved_size; + dsp_priv->dram_reserved_vir_addr = dsp_priv->sdram_vir_addr; + dsp_priv->dram_reserved_phys_addr = dsp_priv->sdram_phys_addr; + dsp_priv->dram_reserved_size = dsp_priv->sdram_reserved_size; dsp_priv->sdram_vir_addr = dsp_priv->regs + SYSRAM_OFFSET; dsp_priv->sdram_phys_addr = dsp_priv->paddr + SYSRAM_OFFSET; dsp_priv->sdram_reserved_size = SYSRAM_SIZE; -- cgit v1.2.3