ASoC: wm_adsp: Add debug audio trace firmware

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>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index 0392c58dfc5dca19f35e8fbf2c288a5679fb2c10..a81f568a96602ba8afda753c98f5bc15b9ffec76 100644 (file)
--- 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" },
 };