diff options
Diffstat (limited to 'sound/soc/sof/core.c')
| -rw-r--r-- | sound/soc/sof/core.c | 44 |
1 files changed, 37 insertions, 7 deletions
diff --git a/sound/soc/sof/core.c b/sound/soc/sof/core.c index 81f28f7ff1a0..805918d3bcc0 100644 --- a/sound/soc/sof/core.c +++ b/sound/soc/sof/core.c @@ -16,6 +16,11 @@ #include "sof-priv.h" #include "ops.h" +/* see SOF_DBG_ flags */ +int sof_core_debug; +module_param_named(sof_debug, sof_core_debug, int, 0444); +MODULE_PARM_DESC(sof_debug, "SOF core debug options (0x0 all off)"); + /* SOF defaults if not provided by the platform in ms */ #define TIMEOUT_DEFAULT_IPC_MS 500 #define TIMEOUT_DEFAULT_BOOT_MS 2000 @@ -127,6 +132,19 @@ struct snd_sof_dai *snd_sof_find_dai(struct snd_sof_dev *sdev, return NULL; } +bool snd_sof_dsp_d0i3_on_suspend(struct snd_sof_dev *sdev) +{ + struct snd_sof_pcm *spcm; + + list_for_each_entry(spcm, &sdev->pcm_list, list) { + if (spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].suspend_ignored || + spcm->stream[SNDRV_PCM_STREAM_CAPTURE].suspend_ignored) + return true; + } + + return false; +} + /* * FW Panic/fault handling. */ @@ -350,12 +368,20 @@ static int sof_probe_continue(struct snd_sof_dev *sdev) goto fw_run_err; } - /* init DMA trace */ - ret = snd_sof_init_trace(sdev); - if (ret < 0) { - /* non fatal */ - dev_warn(sdev->dev, - "warning: failed to initialize trace %d\n", ret); + if (IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_FIRMWARE_TRACE) || + (sof_core_debug & SOF_DBG_ENABLE_TRACE)) { + sdev->dtrace_is_supported = true; + + /* init DMA trace */ + ret = snd_sof_init_trace(sdev); + if (ret < 0) { + /* non fatal */ + dev_warn(sdev->dev, + "warning: failed to initialize trace %d\n", + ret); + } + } else { + dev_dbg(sdev->dev, "SOF firmware trace disabled\n"); } /* hereafter all FW boot flows are for PM reasons */ @@ -445,6 +471,9 @@ int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data) /* initialize sof device */ sdev->dev = dev; + /* initialize default D0 sub-state */ + sdev->d0_substate = SOF_DSP_D0I0; + sdev->pdata = plat_data; sdev->first_boot = true; dev_set_drvdata(dev, sdev); @@ -453,7 +482,8 @@ int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data) if (!sof_ops(sdev) || !sof_ops(sdev)->probe || !sof_ops(sdev)->run || !sof_ops(sdev)->block_read || !sof_ops(sdev)->block_write || !sof_ops(sdev)->send_msg || !sof_ops(sdev)->load_firmware || - !sof_ops(sdev)->ipc_msg_data || !sof_ops(sdev)->ipc_pcm_params) + !sof_ops(sdev)->ipc_msg_data || !sof_ops(sdev)->ipc_pcm_params || + !sof_ops(sdev)->fw_ready) return -EINVAL; INIT_LIST_HEAD(&sdev->pcm_list); |