[PATCH 11/19] ASoC: fsl_micfil: add multi fifo support
Sascha Hauer
s.hauer at pengutronix.de
Thu Mar 17 09:28:10 CET 2022
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
sound/soc/fsl/fsl_micfil.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c
index 82b8fc83fd361..7795fc59d7d1a 100644
--- a/sound/soc/fsl/fsl_micfil.c
+++ b/sound/soc/fsl/fsl_micfil.c
@@ -15,6 +15,7 @@
#include <linux/regmap.h>
#include <linux/sysfs.h>
#include <linux/types.h>
+#include <linux/platform_data/dma-imx.h>
#include <sound/dmaengine_pcm.h>
#include <sound/pcm.h>
#include <sound/soc.h>
@@ -34,6 +35,7 @@ struct fsl_micfil {
struct clk *busclk;
struct clk *mclk;
struct snd_dmaengine_dai_dma_data dma_params_rx;
+ struct sdma_peripheral_config sdmacfg;
unsigned int dataline;
char name[32];
int irq[MICFIL_IRQ_LINES];
@@ -323,6 +325,10 @@ static int fsl_micfil_hw_params(struct snd_pcm_substream *substream,
return ret;
}
+ micfil->dma_params_rx.peripheral_config = &micfil->sdmacfg;
+ micfil->dma_params_rx.peripheral_size = sizeof(micfil->sdmacfg);
+ micfil->sdmacfg.n_fifos_src = channels;
+ micfil->sdmacfg.sw_done = true;
micfil->dma_params_rx.maxburst = channels * MICFIL_DMA_MAXBURST_RX;
return 0;
--
2.30.2
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