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ASoC: rt5514: Support the DSP recording continuously after the hotwording triggered

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The patch uses the IRQ to copy the PCM data to userspace continuously after
the hotwording triggered from DSP.

Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
oder_chiou@realtek.com
2017-07-13 19:42:20 +08:00
committed by Mark Brown
parent ea4daf81fc
commit 173f461269
2 changed files with 76 additions and 70 deletions
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7
sound/soc/codecs/rt5514-spi.h
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@@ -17,10 +17,9 @@
*/
#define RT5514_SPI_BUF_LEN 240
#define RT5514_BUFFER_VOICE_BASE 0x18001034
#define RT5514_BUFFER_VOICE_LIMIT 0x18001038
#define RT5514_BUFFER_VOICE_RP 0x1800103c
#define RT5514_BUFFER_VOICE_SIZE 0x18001040
#define RT5514_BUFFER_VOICE_BASE 0x18000200
#define RT5514_BUFFER_VOICE_LIMIT 0x18000204
#define RT5514_BUFFER_VOICE_WP 0x1800020c
/* SPI Command */
enum {