The audio trace firmware allows the capture of arbitrary streams of audio from the DSP and commonly used for debugging other firmwares. This patch adds support for this firwmare into the ADSP driver.
Signed-off-by: Charles Keepax ckeepax@opensource.wolfsonmicro.com --- sound/soc/codecs/wm_adsp.c | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index 0392c58..a81f568 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -367,6 +367,24 @@ static const struct wm_adsp_fw_caps ctrl_caps[] = { }, };
+static const struct wm_adsp_fw_caps trace_caps[] = { + { + .id = SND_AUDIOCODEC_BESPOKE, + .desc = { + .max_ch = 8, + .sample_rates = { + 4000, 8000, 11025, 12000, 16000, 22050, + 24000, 32000, 44100, 48000, 64000, 88200, + 96000, 176400, 192000 + }, + .num_sample_rates = 15, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, + .num_regions = ARRAY_SIZE(default_regions), + .region_defs = default_regions, + }, +}; + static const struct { const char *file; int compr_direction; @@ -386,7 +404,12 @@ static const struct { .caps = ctrl_caps, }, [WM_ADSP_FW_ASR] = { .file = "asr" }, - [WM_ADSP_FW_TRACE] = { .file = "trace" }, + [WM_ADSP_FW_TRACE] = { + .file = "trace", + .compr_direction = SND_COMPRESS_CAPTURE, + .num_caps = ARRAY_SIZE(trace_caps), + .caps = trace_caps, + }, [WM_ADSP_FW_SPK_PROT] = { .file = "spk-prot" }, [WM_ADSP_FW_MISC] = { .file = "misc" }, };