diff options
Diffstat (limited to 'sound/soc/sof')
| -rw-r--r-- | sound/soc/sof/Kconfig | 9 | ||||
| -rw-r--r-- | sound/soc/sof/control.c | 270 | ||||
| -rw-r--r-- | sound/soc/sof/debug.c | 247 | ||||
| -rw-r--r-- | sound/soc/sof/intel/Kconfig | 33 | ||||
| -rw-r--r-- | sound/soc/sof/intel/apl.c | 2 | ||||
| -rw-r--r-- | sound/soc/sof/intel/byt.c | 5 | ||||
| -rw-r--r-- | sound/soc/sof/intel/cnl.c | 79 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-ctrl.c | 77 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-dai.c | 293 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-dsp.c | 63 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-ipc.c | 43 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-stream.c | 157 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda.c | 30 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda.h | 22 | ||||
| -rw-r--r-- | sound/soc/sof/ipc.c | 18 | ||||
| -rw-r--r-- | sound/soc/sof/loader.c | 10 | ||||
| -rw-r--r-- | sound/soc/sof/nocodec.c | 21 | ||||
| -rw-r--r-- | sound/soc/sof/ops.h | 24 | ||||
| -rw-r--r-- | sound/soc/sof/pcm.c | 36 | ||||
| -rw-r--r-- | sound/soc/sof/pm.c | 43 | ||||
| -rw-r--r-- | sound/soc/sof/sof-acpi-dev.c | 59 | ||||
| -rw-r--r-- | sound/soc/sof/sof-pci-dev.c | 32 | ||||
| -rw-r--r-- | sound/soc/sof/sof-priv.h | 23 | ||||
| -rw-r--r-- | sound/soc/sof/topology.c | 156 | ||||
| -rw-r--r-- | sound/soc/sof/trace.c | 66 | ||||
| -rw-r--r-- | sound/soc/sof/xtensa/Kconfig | 1 |
26 files changed, 1186 insertions, 633 deletions
diff --git a/sound/soc/sof/Kconfig b/sound/soc/sof/Kconfig index a9a1d502daae..fb01f0ca6027 100644 --- a/sound/soc/sof/Kconfig +++ b/sound/soc/sof/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config SND_SOC_SOF_TOPLEVEL bool "Sound Open Firmware Support" help @@ -131,6 +132,14 @@ config SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE Say Y if you want to enable caching the memory windows. If unsure, select "N". +config SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST + bool "SOF enable IPC flood test" + help + This option enables the IPC flood test which can be used to flood + the DSP with test IPCs and gather stats about response times. + Say Y if you want to enable IPC flood test. + If unsure, select "N". + endif ## SND_SOC_SOF_DEBUG endif ## SND_SOC_SOF_OPTIONS diff --git a/sound/soc/sof/control.c b/sound/soc/sof/control.c index 84e2cbfbbcbb..a4983f90ff5b 100644 --- a/sound/soc/sof/control.c +++ b/sound/soc/sof/control.c @@ -39,26 +39,8 @@ int snd_sof_volume_get(struct snd_kcontrol *kcontrol, struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value; struct snd_sof_control *scontrol = sm->dobj.private; - struct snd_sof_dev *sdev = scontrol->sdev; struct sof_ipc_ctrl_data *cdata = scontrol->control_data; unsigned int i, channels = scontrol->num_channels; - int err, ret; - - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: volume get failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } - - /* get all the mixer data from DSP */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_GET_VALUE, - SOF_CTRL_TYPE_VALUE_CHAN_GET, - SOF_CTRL_CMD_VOLUME, - false); /* read back each channel */ for (i = 0; i < channels; i++) @@ -66,12 +48,6 @@ int snd_sof_volume_get(struct snd_kcontrol *kcontrol, ipc_to_mixer(cdata->chanv[i].value, scontrol->volume_table, sm->max + 1); - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: volume get failed to idle %d\n", - err); return 0; } @@ -84,16 +60,6 @@ int snd_sof_volume_put(struct snd_kcontrol *kcontrol, struct snd_sof_dev *sdev = scontrol->sdev; struct sof_ipc_ctrl_data *cdata = scontrol->control_data; unsigned int i, channels = scontrol->num_channels; - int ret, err; - - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: volume put failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } /* update each channel */ for (i = 0; i < channels; i++) { @@ -104,18 +70,13 @@ int snd_sof_volume_put(struct snd_kcontrol *kcontrol, } /* notify DSP of mixer updates */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_SET_VALUE, - SOF_CTRL_TYPE_VALUE_CHAN_GET, - SOF_CTRL_CMD_VOLUME, - true); - - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: volume put failed to idle %d\n", - err); + if (pm_runtime_active(sdev->dev)) + snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, + SOF_IPC_COMP_SET_VALUE, + SOF_CTRL_TYPE_VALUE_CHAN_GET, + SOF_CTRL_CMD_VOLUME, + true); + return 0; } @@ -125,37 +86,13 @@ int snd_sof_switch_get(struct snd_kcontrol *kcontrol, struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value; struct snd_sof_control *scontrol = sm->dobj.private; - struct snd_sof_dev *sdev = scontrol->sdev; struct sof_ipc_ctrl_data *cdata = scontrol->control_data; unsigned int i, channels = scontrol->num_channels; - int err, ret; - - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: switch get failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } - - /* get all the mixer data from DSP */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_GET_VALUE, - SOF_CTRL_TYPE_VALUE_CHAN_GET, - SOF_CTRL_CMD_SWITCH, - false); /* read back each channel */ for (i = 0; i < channels; i++) ucontrol->value.integer.value[i] = cdata->chanv[i].value; - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: switch get failed to idle %d\n", - err); return 0; } @@ -168,16 +105,6 @@ int snd_sof_switch_put(struct snd_kcontrol *kcontrol, struct snd_sof_dev *sdev = scontrol->sdev; struct sof_ipc_ctrl_data *cdata = scontrol->control_data; unsigned int i, channels = scontrol->num_channels; - int ret, err; - - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: switch put failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } /* update each channel */ for (i = 0; i < channels; i++) { @@ -186,18 +113,13 @@ int snd_sof_switch_put(struct snd_kcontrol *kcontrol, } /* notify DSP of mixer updates */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_SET_VALUE, - SOF_CTRL_TYPE_VALUE_CHAN_GET, - SOF_CTRL_CMD_SWITCH, - true); - - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: switch put failed to idle %d\n", - err); + if (pm_runtime_active(sdev->dev)) + snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, + SOF_IPC_COMP_SET_VALUE, + SOF_CTRL_TYPE_VALUE_CHAN_GET, + SOF_CTRL_CMD_SWITCH, + true); + return 0; } @@ -207,37 +129,13 @@ int snd_sof_enum_get(struct snd_kcontrol *kcontrol, struct soc_enum *se = (struct soc_enum *)kcontrol->private_value; struct snd_sof_control *scontrol = se->dobj.private; - struct snd_sof_dev *sdev = scontrol->sdev; struct sof_ipc_ctrl_data *cdata = scontrol->control_data; unsigned int i, channels = scontrol->num_channels; - int err, ret; - - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: enum get failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } - - /* get all the enum data from DSP */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_GET_VALUE, - SOF_CTRL_TYPE_VALUE_CHAN_GET, - SOF_CTRL_CMD_ENUM, - false); /* read back each channel */ for (i = 0; i < channels; i++) ucontrol->value.enumerated.item[i] = cdata->chanv[i].value; - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: enum get failed to idle %d\n", - err); return 0; } @@ -250,16 +148,6 @@ int snd_sof_enum_put(struct snd_kcontrol *kcontrol, struct snd_sof_dev *sdev = scontrol->sdev; struct sof_ipc_ctrl_data *cdata = scontrol->control_data; unsigned int i, channels = scontrol->num_channels; - int ret, err; - - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: enum put failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } /* update each channel */ for (i = 0; i < channels; i++) { @@ -268,18 +156,13 @@ int snd_sof_enum_put(struct snd_kcontrol *kcontrol, } /* notify DSP of enum updates */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_SET_VALUE, - SOF_CTRL_TYPE_VALUE_CHAN_GET, - SOF_CTRL_CMD_ENUM, - true); - - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: enum put failed to idle %d\n", - err); + if (pm_runtime_active(sdev->dev)) + snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, + SOF_IPC_COMP_SET_VALUE, + SOF_CTRL_TYPE_VALUE_CHAN_GET, + SOF_CTRL_CMD_ENUM, + true); + return 0; } @@ -293,7 +176,7 @@ int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, struct sof_ipc_ctrl_data *cdata = scontrol->control_data; struct sof_abi_hdr *data = cdata->data; size_t size; - int ret, err; + int ret = 0; if (be->max > sizeof(ucontrol->value.bytes.data)) { dev_err_ratelimited(sdev->dev, @@ -302,22 +185,6 @@ int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, return -EINVAL; } - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: bytes get failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } - - /* get all the binary data from DSP */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_GET_DATA, - SOF_CTRL_TYPE_DATA_GET, - scontrol->cmd, - false); - size = data->size + sizeof(*data); if (size > be->max) { dev_err_ratelimited(sdev->dev, @@ -331,12 +198,6 @@ int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, memcpy(ucontrol->value.bytes.data, data, size); out: - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: bytes get failed to idle %d\n", - err); return ret; } @@ -350,7 +211,6 @@ int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, struct sof_ipc_ctrl_data *cdata = scontrol->control_data; struct sof_abi_hdr *data = cdata->data; size_t size = data->size + sizeof(*data); - int ret, err; if (be->max > sizeof(ucontrol->value.bytes.data)) { dev_err_ratelimited(sdev->dev, @@ -366,32 +226,18 @@ int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, return -EINVAL; } - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: bytes put failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } - /* copy from kcontrol */ memcpy(data, ucontrol->value.bytes.data, size); /* notify DSP of byte control updates */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_SET_DATA, - SOF_CTRL_TYPE_DATA_SET, - scontrol->cmd, - true); - - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: bytes put failed to idle %d\n", - err); - return ret; + if (pm_runtime_active(sdev->dev)) + snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, + SOF_IPC_COMP_SET_DATA, + SOF_CTRL_TYPE_DATA_SET, + scontrol->cmd, + true); + + return 0; } int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, @@ -406,8 +252,6 @@ int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, struct snd_ctl_tlv header; const struct snd_ctl_tlv __user *tlvd = (const struct snd_ctl_tlv __user *)binary_data; - int ret; - int err; /* * The beginning of bytes data contains a header from where @@ -453,30 +297,15 @@ int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, return -EINVAL; } - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: bytes_ext put failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } - /* notify DSP of byte control updates */ - snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_SET_DATA, - SOF_CTRL_TYPE_DATA_SET, - scontrol->cmd, - true); - - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: bytes_ext put failed to idle %d\n", - err); + if (pm_runtime_active(sdev->dev)) + snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, + SOF_IPC_COMP_SET_DATA, + SOF_CTRL_TYPE_DATA_SET, + scontrol->cmd, + true); - return ret; + return 0; } int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, @@ -492,17 +321,7 @@ int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, struct snd_ctl_tlv __user *tlvd = (struct snd_ctl_tlv __user *)binary_data; int data_size; - int err; - int ret; - - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err_ratelimited(sdev->dev, - "error: bytes_ext get failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } + int ret = 0; /* * Decrement the limit by ext bytes header size to @@ -514,13 +333,6 @@ int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, cdata->data->magic = SOF_ABI_MAGIC; cdata->data->abi = SOF_ABI_VERSION; - /* get all the component data from DSP */ - ret = snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, - SOF_IPC_COMP_GET_DATA, - SOF_CTRL_TYPE_DATA_GET, - scontrol->cmd, - false); - /* Prevent read of other kernel data or possibly corrupt response */ data_size = cdata->data->size + sizeof(const struct sof_abi_hdr); @@ -543,11 +355,5 @@ int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, ret = -EFAULT; out: - pm_runtime_mark_last_busy(sdev->dev); - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err_ratelimited(sdev->dev, - "error: bytes_ext get failed to idle %d\n", - err); return ret; } diff --git a/sound/soc/sof/debug.c b/sound/soc/sof/debug.c index 55f1d808dba0..2388477a965e 100644 --- a/sound/soc/sof/debug.c +++ b/sound/soc/sof/debug.c @@ -17,6 +17,203 @@ #include "sof-priv.h" #include "ops.h" +#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST) +#define MAX_IPC_FLOOD_DURATION_MS 1000 +#define MAX_IPC_FLOOD_COUNT 10000 +#define IPC_FLOOD_TEST_RESULT_LEN 512 + +static int sof_debug_ipc_flood_test(struct snd_sof_dev *sdev, + struct snd_sof_dfsentry *dfse, + bool flood_duration_test, + unsigned long ipc_duration_ms, + unsigned long ipc_count) +{ + struct sof_ipc_cmd_hdr hdr; + struct sof_ipc_reply reply; + u64 min_response_time = U64_MAX; + ktime_t start, end, test_end; + u64 avg_response_time = 0; + u64 max_response_time = 0; + u64 ipc_response_time; + int i = 0; + int ret; + + /* configure test IPC */ + hdr.cmd = SOF_IPC_GLB_TEST_MSG | SOF_IPC_TEST_IPC_FLOOD; + hdr.size = sizeof(hdr); + + /* set test end time for duration flood test */ + if (flood_duration_test) + test_end = ktime_get_ns() + ipc_duration_ms * NSEC_PER_MSEC; + + /* send test IPC's */ + while (1) { + start = ktime_get(); + ret = sof_ipc_tx_message(sdev->ipc, hdr.cmd, &hdr, hdr.size, + &reply, sizeof(reply)); + end = ktime_get(); + + if (ret < 0) + break; + + /* compute min and max response times */ + ipc_response_time = ktime_to_ns(ktime_sub(end, start)); + min_response_time = min(min_response_time, ipc_response_time); + max_response_time = max(max_response_time, ipc_response_time); + + /* sum up response times */ + avg_response_time += ipc_response_time; + i++; + + /* test complete? */ + if (flood_duration_test) { + if (ktime_to_ns(end) >= test_end) + break; + } else { + if (i == ipc_count) + break; + } + } + + if (ret < 0) + dev_err(sdev->dev, + "error: ipc flood test failed at %d iterations\n", i); + + /* return if the first IPC fails */ + if (!i) + return ret; + + /* compute average response time */ + do_div(avg_response_time, i); + + /* clear previous test output */ + memset(dfse->cache_buf, 0, IPC_FLOOD_TEST_RESULT_LEN); + + if (flood_duration_test) { + dev_dbg(sdev->dev, "IPC Flood test duration: %lums\n", + ipc_duration_ms); + snprintf(dfse->cache_buf, IPC_FLOOD_TEST_RESULT_LEN, + "IPC Flood test duration: %lums\n", ipc_duration_ms); + } + + dev_dbg(sdev->dev, + "IPC Flood count: %d, Avg response time: %lluns\n", + i, avg_response_time); + dev_dbg(sdev->dev, "Max response time: %lluns\n", + max_response_time); + dev_dbg(sdev->dev, "Min response time: %lluns\n", + min_response_time); + + /* format output string */ + snprintf(dfse->cache_buf + strlen(dfse->cache_buf), + IPC_FLOOD_TEST_RESULT_LEN - strlen(dfse->cache_buf), + "IPC Flood count: %d\nAvg response time: %lluns\n", + i, avg_response_time); + + snprintf(dfse->cache_buf + strlen(dfse->cache_buf), + IPC_FLOOD_TEST_RESULT_LEN - strlen(dfse->cache_buf), + "Max response time: %lluns\nMin response time: %lluns\n", + max_response_time, min_response_time); + + return ret; +} +#endif + +static ssize_t sof_dfsentry_write(struct file *file, const char __user *buffer, + size_t count, loff_t *ppos) +{ +#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST) + struct snd_sof_dfsentry *dfse = file->private_data; + struct snd_sof_dev *sdev = dfse->sdev; + unsigned long ipc_duration_ms = 0; + bool flood_duration_test = false; + unsigned long ipc_count = 0; + int err; +#endif + size_t size; + char *string; + int ret; + + string = kzalloc(count, GFP_KERNEL); + if (!string) + return -ENOMEM; + + size = simple_write_to_buffer(string, count, ppos, buffer, count); + ret = size; + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST) + /* + * write op is only supported for ipc_flood_count or + * ipc_flood_duration_ms debugfs entries atm. + * ipc_flood_count floods the DSP with the number of IPC's specified. + * ipc_duration_ms test floods the DSP for the time specified + * in the debugfs entry. + */ + if (strcmp(dfse->dfsentry->d_name.name, "ipc_flood_count") && + strcmp(dfse->dfsentry->d_name.name, "ipc_flood_duration_ms")) + return -EINVAL; + + if (!strcmp(dfse->dfsentry->d_name.name, "ipc_flood_duration_ms")) + flood_duration_test = true; + + /* test completion criterion */ + if (flood_duration_test) + ret = kstrtoul(string, 0, &ipc_duration_ms); + else + ret = kstrtoul(string, 0, &ipc_count); + if (ret < 0) + goto out; + + /* limit max duration/ipc count for flood test */ + if (flood_duration_test) { + if (!ipc_duration_ms) { + ret = size; + goto out; + } + + /* find the minimum. min() is not used to avoid warnings */ + if (ipc_duration_ms > MAX_IPC_FLOOD_DURATION_MS) + ipc_duration_ms = MAX_IPC_FLOOD_DURATION_MS; + } else { + if (!ipc_count) { + ret = size; + goto out; + } + + /* find the minimum. min() is not used to avoid warnings */ + if (ipc_count > MAX_IPC_FLOOD_COUNT) + ipc_count = MAX_IPC_FLOOD_COUNT; + } + + ret = pm_runtime_get_sync(sdev->dev); + if (ret < 0) { + dev_err_ratelimited(sdev->dev, + "error: debugfs write failed to resume %d\n", + ret); + pm_runtime_put_noidle(sdev->dev); + goto out; + } + + /* flood test */ + ret = sof_debug_ipc_flood_test(sdev, dfse, flood_duration_test, + ipc_duration_ms, ipc_count); + + pm_runtime_mark_last_busy(sdev->dev); + err = pm_runtime_put_autosuspend(sdev->dev); + if (err < 0) + dev_err_ratelimited(sdev->dev, + "error: debugfs write failed to idle %d\n", + err); + + /* return size if test is successful */ + if (ret >= 0) + ret = size; +out: +#endif + kfree(string); + return ret; +} + static ssize_t sof_dfsentry_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) { @@ -28,6 +225,22 @@ static ssize_t sof_dfsentry_read(struct file *file, char __user *buffer, int size; u8 *buf; +#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST) + if ((!strcmp(dfse->dfsentry->d_name.name, "ipc_flood_count") || + !strcmp(dfse->dfsentry->d_name.name, "ipc_flood_duration_ms")) && + dfse->cache_buf) { + if (*ppos) + return 0; + + count = strlen(dfse->cache_buf); + size_ret = copy_to_user(buffer, dfse->cache_buf, count); + if (size_ret) + return -EFAULT; + + *ppos += count; + return count; + } +#endif size = dfse->size; /* validate position & count */ @@ -107,6 +320,7 @@ static const struct file_operations sof_dfs_fops = { .open = simple_open, .read = sof_dfsentry_read, .llseek = default_llseek, + .write = sof_dfsentry_write, }; /* create FS entry for debug files that can expose DSP memories, registers */ @@ -161,7 +375,7 @@ EXPORT_SYMBOL_GPL(snd_sof_debugfs_io_item); /* create FS entry for debug files to expose kernel memory */ int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, void *base, size_t size, - const char *name) + const char *name, mode_t mode) { struct snd_sof_dfsentry *dfse; @@ -177,7 +391,18 @@ int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, dfse->size = size; dfse->sdev = sdev; - dfse->dfsentry = debugfs_create_file(name, 0444, sdev->debugfs_root, +#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST) + /* + * cache_buf is unused for SOF_DFSENTRY_TYPE_BUF debugfs entries. + * So, use it to save the results of the last IPC flood test. + */ + dfse->cache_buf = devm_kzalloc(sdev->dev, IPC_FLOOD_TEST_RESULT_LEN, + GFP_KERNEL); + if (!dfse->cache_buf) + return -ENOMEM; +#endif + + dfse->dfsentry = debugfs_create_file(name, mode, sdev->debugfs_root, dfse, &sof_dfs_fops); if (!dfse->dfsentry) { /* can't rely on debugfs, only log error and keep going */ @@ -221,6 +446,24 @@ int snd_sof_dbg_init(struct snd_sof_dev *sdev) return err; } +#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST) + /* create read-write ipc_flood_count debugfs entry */ + err = snd_sof_debugfs_buf_item(sdev, NULL, 0, + "ipc_flood_count", 0666); + + /* errors are only due to memory allocation, not debugfs */ + if (err < 0) + return err; + + /* create read-write ipc_flood_duration_ms debugfs entry */ + err = snd_sof_debugfs_buf_item(sdev, NULL, 0, + "ipc_flood_duration_ms", 0666); + + /* errors are only due to memory allocation, not debugfs */ + if (err < 0) + return err; +#endif + return 0; } EXPORT_SYMBOL_GPL(snd_sof_dbg_init); diff --git a/sound/soc/sof/intel/Kconfig b/sound/soc/sof/intel/Kconfig index 603e0db4f012..dd14ce92fe10 100644 --- a/sound/soc/sof/intel/Kconfig +++ b/sound/soc/sof/intel/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only config SND_SOC_SOF_INTEL_TOPLEVEL bool "SOF support for Intel audio DSPs" depends on X86 || COMPILE_TEST @@ -24,6 +25,8 @@ config SND_SOC_SOF_INTEL_PCI select SND_SOC_SOF_CANNONLAKE if SND_SOC_SOF_CANNONLAKE_SUPPORT select SND_SOC_SOF_COFFEELAKE if SND_SOC_SOF_COFFEELAKE_SUPPORT select SND_SOC_SOF_ICELAKE if SND_SOC_SOF_ICELAKE_SUPPORT + select SND_SOC_SOF_COMETLAKE_LP if SND_SOC_SOF_COMETLAKE_LP_SUPPORT + select SND_SOC_SOF_COMETLAKE_H if SND_SOC_SOF_COMETLAKE_H_SUPPORT help This option is not user-selectable but automagically handled by 'select' statements at a higher level @@ -179,6 +182,36 @@ config SND_SOC_SOF_ICELAKE This option is not user-selectable but automagically handled by 'select' statements at a higher level +config SND_SOC_SOF_COMETLAKE_LP + tristate + select SND_SOC_SOF_HDA_COMMON + help + This option is not user-selectable but automagically handled by + 'select' statements at a higher level + +config SND_SOC_SOF_COMETLAKE_LP_SUPPORT + bool "SOF support for CometLake-LP" + help + This adds support for Sound Open Firmware for Intel(R) platforms + using the Cometlake-LP processors. + Say Y if you have such a device. + If unsure select "N". + +config SND_SOC_SOF_COMETLAKE_H + tristate + select SND_SOC_SOF_HDA_COMMON + help + This option is not user-selectable but automagically handled by + 'select' statements at a higher level + +config SND_SOC_SOF_COMETLAKE_H_SUPPORT + bool "SOF support for CometLake-H" + help + This adds support for Sound Open Firmware for Intel(R) platforms + using the Cometlake-H processors. + Say Y if you have such a device. + If unsure select "N". + config SND_SOC_SOF_HDA_COMMON tristate select SND_SOC_SOF_INTEL_COMMON diff --git a/sound/soc/sof/intel/apl.c b/sound/soc/sof/intel/apl.c index f215d80dce2c..fd2e26d79796 100644 --- a/sound/soc/sof/intel/apl.c +++ b/sound/soc/sof/intel/apl.c @@ -61,6 +61,7 @@ const struct snd_sof_dsp_ops sof_apl_ops = { .pcm_open = hda_dsp_pcm_open, .pcm_close = hda_dsp_pcm_close, .pcm_hw_params = hda_dsp_pcm_hw_params, + .pcm_hw_free = hda_dsp_stream_hw_free, .pcm_trigger = hda_dsp_pcm_trigger, .pcm_pointer = hda_dsp_pcm_pointer, @@ -92,6 +93,7 @@ const struct snd_sof_dsp_ops sof_apl_ops = { .resume = hda_dsp_resume, .runtime_suspend = hda_dsp_runtime_suspend, .runtime_resume = hda_dsp_runtime_resume, + .runtime_idle = hda_dsp_runtime_idle, .set_hw_params_upon_resume = hda_dsp_set_hw_params_upon_resume, }; EXPORT_SYMBOL(sof_apl_ops); diff --git a/sound/soc/sof/intel/byt.c b/sound/soc/sof/intel/byt.c index 39d1ae01c45d..107d711efc3f 100644 --- a/sound/soc/sof/intel/byt.c +++ b/sound/soc/sof/intel/byt.c @@ -376,13 +376,10 @@ static irqreturn_t byt_irq_thread(int irq, void *context) static int byt_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg) { - u64 cmd = msg->header; - /* send the message */ sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, msg->msg_size); - snd_sof_dsp_write64(sdev, BYT_DSP_BAR, SHIM_IPCX, - cmd | SHIM_BYT_IPCX_BUSY); + snd_sof_dsp_write64(sdev, BYT_DSP_BAR, SHIM_IPCX, SHIM_BYT_IPCX_BUSY); return 0; } diff --git a/sound/soc/sof/intel/cnl.c b/sound/soc/sof/intel/cnl.c index b2eba7adcad8..f2b392998f20 100644 --- a/sound/soc/sof/intel/cnl.c +++ b/sound/soc/sof/intel/cnl.c @@ -31,27 +31,20 @@ static irqreturn_t cnl_ipc_irq_thread(int irq, void *context) { struct snd_sof_dev *sdev = context; u32 hipci; - u32 hipcctl; u32 hipcida; u32 hipctdr; u32 hipctdd; u32 msg; u32 msg_ext; - irqreturn_t ret = IRQ_NONE; + bool ipc_irq = false; hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA); - hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCCTL); hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR); - - /* reenable IPC interrupt */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, - HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC); + hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDD); + hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR); /* reply message from DSP */ - if (hipcida & CNL_DSP_REG_HIPCIDA_DONE && - hipcctl & CNL_DSP_REG_HIPCCTL_DONE) { - hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, - CNL_DSP_REG_HIPCIDR); + if (hipcida & CNL_DSP_REG_HIPCIDA_DONE) { msg_ext = hipci & CNL_DSP_REG_HIPCIDR_MSG_MASK; msg = hipcida & CNL_DSP_REG_HIPCIDA_MSG_MASK; @@ -79,13 +72,11 @@ static irqreturn_t cnl_ipc_irq_thread(int irq, void *context) spin_unlock_irq(&sdev->ipc_lock); - ret = IRQ_HANDLED; + ipc_irq = true; } /* new message from DSP */ if (hipctdr & CNL_DSP_REG_HIPCTDR_BUSY) { - hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, - CNL_DSP_REG_HIPCTDD); msg = hipctdr & CNL_DSP_REG_HIPCTDR_MSG_MASK; msg_ext = hipctdd & CNL_DSP_REG_HIPCTDD_MSG_MASK; @@ -101,26 +92,37 @@ static irqreturn_t cnl_ipc_irq_thread(int irq, void *context) snd_sof_ipc_msgs_rx(sdev); } - /* - * clear busy interrupt to tell dsp controller this - * interrupt has been accepted, not trigger it again - */ - snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, - CNL_DSP_REG_HIPCTDR, - CNL_DSP_REG_HIPCTDR_BUSY, - CNL_DSP_REG_HIPCTDR_BUSY); - cnl_ipc_host_done(sdev); - ret = IRQ_HANDLED; + ipc_irq = true; + } + + if (!ipc_irq) { + /* + * This interrupt is not shared so no need to return IRQ_NONE. + */ + dev_err_ratelimited(sdev->dev, + "error: nothing to do in IRQ thread\n"); } - return ret; + /* re-enable IPC interrupt */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, + HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC); + + return IRQ_HANDLED; } static void cnl_ipc_host_done(struct snd_sof_dev *sdev) { /* + * clear busy interrupt to tell dsp controller this + * interrupt has been accepted, not trigger it again + */ + snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCTDR, + CNL_DSP_REG_HIPCTDR_BUSY, + CNL_DSP_REG_HIPCTDR_BUSY); + /* * set done bit to ack dsp the msg has been * processed and send reply msg to dsp */ @@ -151,13 +153,11 @@ static void cnl_ipc_dsp_done(struct snd_sof_dev *sdev) static int cnl_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg) { - u32 cmd = msg->header; - /* send the message */ sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, msg->msg_size); snd_sof_dsp_write(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR, - cmd | CNL_DSP_REG_HIPCIDR_BUSY); + CNL_DSP_REG_HIPCIDR_BUSY); return 0; } @@ -168,6 +168,8 @@ static void cnl_ipc_dump(struct snd_sof_dev *sdev) u32 hipcida; u32 hipctdr; + hda_ipc_irq_dump(sdev); + /* read IPC status */ hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA); hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCCTL); @@ -217,6 +219,7 @@ const struct snd_sof_dsp_ops sof_cnl_ops = { .pcm_open = hda_dsp_pcm_open, .pcm_close = hda_dsp_pcm_close, .pcm_hw_params = hda_dsp_pcm_hw_params, + .pcm_hw_free = hda_dsp_stream_hw_free, .pcm_trigger = hda_dsp_pcm_trigger, .pcm_pointer = hda_dsp_pcm_pointer, @@ -248,6 +251,7 @@ const struct snd_sof_dsp_ops sof_cnl_ops = { .resume = hda_dsp_resume, .runtime_suspend = hda_dsp_runtime_suspend, .runtime_resume = hda_dsp_runtime_resume, + .runtime_idle = hda_dsp_runtime_idle, .set_hw_params_upon_resume = hda_dsp_set_hw_params_upon_resume, }; EXPORT_SYMBOL(sof_cnl_ops); @@ -270,3 +274,22 @@ const struct sof_intel_dsp_desc cnl_chip_info = { .ssp_base_offset = CNL_SSP_BASE_OFFSET, }; EXPORT_SYMBOL(cnl_chip_info); + +const struct sof_intel_dsp_desc icl_chip_info = { + /* Icelake */ + .cores_num = 4, + .init_core_mask = 1, + .cores_mask = HDA_DSP_CORE_MASK(0) | + HDA_DSP_CORE_MASK(1) | + HDA_DSP_CORE_MASK(2) | + HDA_DSP_CORE_MASK(3), + .ipc_req = CNL_DSP_REG_HIPCIDR, + .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, + .ipc_ack = CNL_DSP_REG_HIPCIDA, + .ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE, + .ipc_ctl = CNL_DSP_REG_HIPCCTL, + .rom_init_timeout = 300, + .ssp_count = ICL_SSP_COUNT, + .ssp_base_offset = CNL_SSP_BASE_OFFSET, +}; +EXPORT_SYMBOL(icl_chip_info); diff --git a/sound/soc/sof/intel/hda-ctrl.c b/sound/soc/sof/intel/hda-ctrl.c index 07bc123112c9..ea63f83a509b 100644 --- a/sound/soc/sof/intel/hda-ctrl.c +++ b/sound/soc/sof/intel/hda-ctrl.c @@ -217,17 +217,14 @@ int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool full_reset) /* clear stream status */ list_for_each_entry(stream, &bus->stream_list, list) { sd_offset = SOF_STREAM_SD_OFFSET(stream); - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, - sd_offset + - SOF_HDA_ADSP_REG_CL_SD_STS, - SOF_HDA_CL_DMA_SD_INT_MASK, - SOF_HDA_CL_DMA_SD_INT_MASK); + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, + sd_offset + SOF_HDA_ADSP_REG_CL_SD_STS, + SOF_HDA_CL_DMA_SD_INT_MASK); } /* clear WAKESTS */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS, - SOF_HDA_WAKESTS_INT_MASK, - SOF_HDA_WAKESTS_INT_MASK); + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS, + SOF_HDA_WAKESTS_INT_MASK); #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) /* clear rirb status */ @@ -263,3 +260,67 @@ int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool full_reset) return ret; } + +void hda_dsp_ctrl_stop_chip(struct snd_sof_dev *sdev) +{ + struct hdac_bus *bus = sof_to_bus(sdev); + struct hdac_stream *stream; + int sd_offset; + + if (!bus->chip_init) + return; + + /* disable interrupts in stream descriptor */ + list_for_each_entry(stream, &bus->stream_list, list) { + sd_offset = SOF_STREAM_SD_OFFSET(stream); + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, + sd_offset + + SOF_HDA_ADSP_REG_CL_SD_CTL, + SOF_HDA_CL_DMA_SD_INT_MASK, + 0); + } + + /* disable SIE for all streams */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, + SOF_HDA_INT_ALL_STREAM, 0); + + /* disable controller CIE and GIE */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, + SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, + 0); + + /* clear stream status */ + list_for_each_entry(stream, &bus->stream_list, list) { + sd_offset = SOF_STREAM_SD_OFFSET(stream); + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, + sd_offset + SOF_HDA_ADSP_REG_CL_SD_STS, + SOF_HDA_CL_DMA_SD_INT_MASK); + } + + /* clear WAKESTS */ + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS, + SOF_HDA_WAKESTS_INT_MASK); + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + /* clear rirb status */ + snd_hdac_chip_writeb(bus, RIRBSTS, RIRB_INT_MASK); +#endif + + /* clear interrupt status register */ + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS, + SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_ALL_STREAM); + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + /* disable CORB/RIRB */ + snd_hdac_bus_stop_cmd_io(bus); +#endif + /* disable position buffer */ + if (bus->posbuf.addr) { + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, + SOF_HDA_ADSP_DPLBASE, 0); + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, + SOF_HDA_ADSP_DPUBASE, 0); + } + + bus->chip_init = false; +} diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c index e1decf25aeac..a514f9cf5c9a 100644 --- a/sound/soc/sof/intel/hda-dai.c +++ b/sound/soc/sof/intel/hda-dai.c @@ -30,62 +30,90 @@ struct hda_pipe_params { }; /* - * Unlike GP dma, there is a set of stream registers in hda controller - * to control the link dma channels. Each register controls one link - * dma channel and the relation is fixed. To make sure FW uses correct - * link dma channels, host allocates stream registers and sends the - * corresponding link dma channels to FW to allocate link dma channel - * - * FIXME: this API is abused in the sense that tx_num and rx_num are - * passed as arguments, not returned. We need to find a better way to - * retrieve the stream tag allocated for the link DMA + * This function checks if the host dma channel corresponding + * to the link DMA stream_tag argument is assigned to one + * of the FEs connected to the BE DAI. */ -static int hda_link_dma_get_channels(struct snd_soc_dai *dai, - unsigned int *tx_num, - unsigned int *tx_slot, - unsigned int *rx_num, - unsigned int *rx_slot) +static bool hda_check_fes(struct snd_soc_pcm_runtime *rtd, + int dir, int stream_tag) { - struct hdac_bus *bus; - struct hdac_ext_stream *stream; - struct snd_pcm_substream substream; - struct snd_sof_dev *sdev = - snd_soc_component_get_drvdata(dai->component); - - bus = sof_to_bus(sdev); - - memset(&substream, 0, sizeof(substream)); - if (*tx_num == 1) { - substream.stream = SNDRV_PCM_STREAM_PLAYBACK; - stream = snd_hdac_ext_stream_assign(bus, &substream, - HDAC_EXT_STREAM_TYPE_LINK); - if (!stream) { - dev_err(bus->dev, "error: failed to find a free hda ext stream for playback"); - return -EBUSY; - } + struct snd_pcm_substream *fe_substream; + struct hdac_stream *fe_hstream; + struct snd_soc_dpcm *dpcm; + + for_each_dpcm_fe(rtd, dir, dpcm) { + fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, dir); + fe_hstream = fe_substream->runtime->private_data; + if (fe_hstream->stream_tag == stream_tag) + return true; + } - snd_soc_dai_set_dma_data(dai, &substream, stream); - *tx_slot = hdac_stream(stream)->stream_tag - 1; + return false; +} + +static struct hdac_ext_stream * + hda_link_stream_assign(struct hdac_bus *bus, + struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct sof_intel_hda_stream *hda_stream; + struct hdac_ext_stream *res = NULL; + struct hdac_stream *stream = NULL; - dev_dbg(bus->dev, "link dma channel %d for playback", *tx_slot); + int stream_dir = substream->stream; + + if (!bus->ppcap) { + dev_err(bus->dev, "stream type not supported\n"); + return NULL; } - if (*rx_num == 1) { - substream.stream = SNDRV_PCM_STREAM_CAPTURE; - stream = snd_hdac_ext_stream_assign(bus, &substream, - HDAC_EXT_STREAM_TYPE_LINK); - if (!stream) { - dev_err(bus->dev, "error: failed to find a free hda ext stream for capture"); - return -EBUSY; + list_for_each_entry(stream, &bus->stream_list, list) { + struct hdac_ext_stream *hstream = + stream_to_hdac_ext_stream(stream); + if (stream->direction != substream->stream) + continue; + + hda_stream = hstream_to_sof_hda_stream(hstream); + + /* check if link is available */ + if (!hstream->link_locked) { + if (stream->opened) { + /* + * check if the stream tag matches the stream + * tag of one of the connected FEs + */ + if (hda_check_fes(rtd, stream_dir, + stream->stream_tag)) { + res = hstream; + break; + } + } else { + res = hstream; + + /* + * This must be a hostless stream. + * So reserve the host DMA channel. + */ + hda_stream->host_reserved = 1; + break; + } } + } - snd_soc_dai_set_dma_data(dai, &substream, stream); - *rx_slot = hdac_stream(stream)->stream_tag - 1; - - dev_dbg(bus->dev, "link dma channel %d for capture", *rx_slot); + if (res) { + /* + * Decouple host and link DMA. The decoupled flag + * is updated in snd_hdac_ext_stream_decouple(). + */ + if (!res->decoupled) + snd_hdac_ext_stream_decouple(bus, res, true); + spin_lock_irq(&bus->reg_lock); + res->link_locked = 1; + res->link_substream = substream; + spin_unlock_irq(&bus->reg_lock); } - return 0; + return res; } static int hda_link_dma_params(struct hdac_ext_stream *stream, @@ -122,6 +150,51 @@ static int hda_link_dma_params(struct hdac_ext_stream *stream, return 0; } +/* Send DAI_CONFIG IPC to the DAI that matches the dai_name and direction */ +static int hda_link_config_ipc(struct sof_intel_hda_stream *hda_stream, + const char *dai_name, int channel, int dir) +{ + struct sof_ipc_dai_config *config; + struct snd_sof_dai *sof_dai; + struct sof_ipc_reply reply; + int ret = 0; + + list_for_each_entry(sof_dai, &hda_stream->sdev->dai_list, list) { + if (!sof_dai->cpu_dai_name) + continue; + + if (!strcmp(dai_name, sof_dai->cpu_dai_name) && + dir == sof_dai->comp_dai.direction) { + config = sof_dai->dai_config; + + if (!config) { + dev_err(hda_stream->sdev->dev, + "error: no config for DAI %s\n", + sof_dai->name); + return -EINVAL; + } + + /* update config with stream tag */ + config->hda.link_dma_ch = channel; + + /* send IPC */ + ret = sof_ipc_tx_message(hda_stream->sdev->ipc, + config->hdr.cmd, + config, + config->hdr.size, + &reply, sizeof(reply)); + + if (ret < 0) + dev_err(hda_stream->sdev->dev, + "error: failed to set dai config for %s\n", + sof_dai->name); + return ret; + } + } + + return -EINVAL; +} + static int hda_link_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) @@ -135,20 +208,31 @@ static int hda_link_hw_params(struct snd_pcm_substream *substream, struct hda_pipe_params p_params = {0}; struct hdac_ext_link *link; int stream_tag; + int ret; - link_dev = snd_soc_dai_get_dma_data(dai, substream); + link_dev = hda_link_stream_assign(bus, substream); + if (!link_dev) + return -EBUSY; + + stream_tag = hdac_stream(link_dev)->stream_tag; + + hda_stream = hstream_to_sof_hda_stream(link_dev); + + /* update the DSP with the new tag */ + ret = hda_link_config_ipc(hda_stream, dai->name, stream_tag - 1, + substream->stream); + if (ret < 0) + return ret; + + snd_soc_dai_set_dma_data(dai, substream, (void *)link_dev); - hda_stream = container_of(link_dev, struct sof_intel_hda_stream, - hda_stream); hda_stream->hw_params_upon_resume = 0; link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name); if (!link) return -EINVAL; - stream_tag = hdac_stream(link_dev)->stream_tag; - - /* set the stream tag in the codec dai dma params */ + /* set the stream tag in the codec dai dma params */ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) snd_soc_dai_set_tdm_slot(codec_dai, stream_tag, 0, 0, 0); else @@ -181,8 +265,7 @@ static int hda_link_pcm_prepare(struct snd_pcm_substream *substream, struct snd_soc_pcm_runtime *rtd = snd_pcm_substream_chip(substream); int stream = substream->stream; - hda_stream = container_of(link_dev, struct sof_intel_hda_stream, - hda_stream); + hda_stream = hstream_to_sof_hda_stream(link_dev); /* setup hw_params again only if resuming from system suspend */ if (!hda_stream->hw_params_upon_resume) @@ -199,8 +282,24 @@ static int hda_link_pcm_trigger(struct snd_pcm_substream *substream, { struct hdac_ext_stream *link_dev = snd_soc_dai_get_dma_data(dai, substream); + struct sof_intel_hda_stream *hda_stream; + struct snd_soc_pcm_runtime *rtd; + struct hdac_ext_link *link; + struct hdac_stream *hstream; + struct hdac_bus *bus; + int stream_tag; int ret; + hstream = substream->runtime->private_data; + bus = hstream->bus; + rtd = snd_pcm_substream_chip(substream); + + link = snd_hdac_ext_bus_get_link(bus, rtd->codec_dai->component->name); + if (!link) + return -EINVAL; + + hda_stream = hstream_to_sof_hda_stream(link_dev); + dev_dbg(dai->dev, "In %s cmd=%d\n", __func__, cmd); switch (cmd) { case SNDRV_PCM_TRIGGER_RESUME: @@ -217,8 +316,22 @@ static int hda_link_pcm_trigger(struct snd_pcm_substream *substream, case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: snd_hdac_ext_link_stream_start(link_dev); break; - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: case SNDRV_PCM_TRIGGER_SUSPEND: + /* + * clear and release link DMA channel. It will be assigned when + * hw_params is set up again after resume. + */ + ret = hda_link_config_ipc(hda_stream, dai->name, + DMA_CHAN_INVALID, substream->stream); + if (ret < 0) + return ret; + stream_tag = hdac_stream(link_dev)->stream_tag; + snd_hdac_ext_link_clear_stream_id(link, stream_tag); + snd_hdac_ext_stream_release(link_dev, + HDAC_EXT_STREAM_TYPE_LINK); + + /* fallthrough */ + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: case SNDRV_PCM_TRIGGER_STOP: snd_hdac_ext_link_stream_clear(link_dev); break; @@ -228,62 +341,41 @@ static int hda_link_pcm_trigger(struct snd_pcm_substream *substream, return 0; } -/* - * FIXME: This API is also abused since it's used for two purposes. - * when the substream argument is NULL this function is used for cleanups - * that aren't necessarily required, and called explicitly by handling - * ASoC core structures, which is not recommended. - * This part will be reworked in follow-up patches. - */ static int hda_link_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { - const char *name; unsigned int stream_tag; + struct sof_intel_hda_stream *hda_stream; struct hdac_bus *bus; struct hdac_ext_link *link; struct hdac_stream *hstream; - struct hdac_ext_stream *stream; struct snd_soc_pcm_runtime *rtd; struct hdac_ext_stream *link_dev; - struct snd_pcm_substream pcm_substream; - - memset(&pcm_substream, 0, sizeof(pcm_substream)); - if (substream) { - hstream = substream->runtime->private_data; - bus = hstream->bus; - rtd = snd_pcm_substream_chip(substream); - link_dev = snd_soc_dai_get_dma_data(dai, substream); - snd_hdac_ext_stream_decouple(bus, link_dev, false); - name = rtd->codec_dai->component->name; - link = snd_hdac_ext_bus_get_link(bus, name); - if (!link) - return -EINVAL; - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - stream_tag = hdac_stream(link_dev)->stream_tag; - snd_hdac_ext_link_clear_stream_id(link, stream_tag); - } + int ret; - link_dev->link_prepared = 0; - } else { - /* release all hda streams when dai link is unloaded */ - pcm_substream.stream = SNDRV_PCM_STREAM_PLAYBACK; - stream = snd_soc_dai_get_dma_data(dai, &pcm_substream); - if (stream) { - snd_soc_dai_set_dma_data(dai, &pcm_substream, NULL); - snd_hdac_ext_stream_release(stream, - HDAC_EXT_STREAM_TYPE_LINK); - } + hstream = substream->runtime->private_data; + bus = hstream->bus; + rtd = snd_pcm_substream_chip(substream); + link_dev = snd_soc_dai_get_dma_data(dai, substream); + hda_stream = hstream_to_sof_hda_stream(link_dev); - pcm_substream.stream = SNDRV_PCM_STREAM_CAPTURE; - stream = snd_soc_dai_get_dma_data(dai, &pcm_substream); - if (stream) { - snd_soc_dai_set_dma_data(dai, &pcm_substream, NULL); - snd_hdac_ext_stream_release(stream, - HDAC_EXT_STREAM_TYPE_LINK); - } - } + /* free the link DMA channel in the FW */ + ret = hda_link_config_ipc(hda_stream, dai->name, DMA_CHAN_INVALID, + substream->stream); + if (ret < 0) + return ret; + + link = snd_hdac_ext_bus_get_link(bus, rtd->codec_dai->component->name); + if (!link) + return -EINVAL; + + stream_tag = hdac_stream(link_dev)->stream_tag; + snd_hdac_ext_link_clear_stream_id(link, stream_tag); + snd_hdac_ext_stream_release(link_dev, HDAC_EXT_STREAM_TYPE_LINK); + link_dev->link_prepared = 0; + + /* free the host DMA channel reserved by hostless streams */ + hda_stream->host_reserved = 0; return 0; } @@ -293,7 +385,6 @@ static const struct snd_soc_dai_ops hda_link_dai_ops = { .hw_free = hda_link_hw_free, .trigger = hda_link_pcm_trigger, .prepare = hda_link_pcm_prepare, - .get_channel_map = hda_link_dma_get_channels, }; #endif diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index 5b73115a0b78..91de4785b6a3 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -307,23 +307,12 @@ static int hda_suspend(struct snd_sof_dev *sdev, int state) return ret; } -#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) - /* disable ppcap interrupt */ - snd_hdac_ext_bus_ppcap_int_enable(bus, false); - snd_hdac_ext_bus_ppcap_enable(bus, false); - - /* disable hda bus irq and i/o */ - snd_hdac_bus_stop_chip(bus); -#else /* disable ppcap interrupt */ hda_dsp_ctrl_ppcap_enable(sdev, false); hda_dsp_ctrl_ppcap_int_enable(sdev, false); - /* disable hda bus irq */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, - SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN, - 0); -#endif + /* disable hda bus irq and streams */ + hda_dsp_ctrl_stop_chip(sdev); /* disable LP retention mode */ snd_sof_pci_update_bits(sdev, PCI_PGCTL, @@ -370,10 +359,6 @@ static int hda_resume(struct snd_sof_dev *sdev) bus->io_ops->reg_writel(0, hlink->ml_addr + AZX_REG_ML_LOSIDV); hda_dsp_ctrl_misc_clock_gating(sdev, true); - - /* enable ppcap interrupt */ - snd_hdac_ext_bus_ppcap_enable(bus, true); - snd_hdac_ext_bus_ppcap_int_enable(bus, true); #else hda_dsp_ctrl_misc_clock_gating(sdev, false); @@ -400,11 +385,11 @@ static int hda_resume(struct snd_sof_dev *sdev) SOF_HDA_INT_CTRL_EN | SOF_HDA_INT_GLOBAL_EN); hda_dsp_ctrl_misc_clock_gating(sdev, true); +#endif /* enable ppcap interrupt */ hda_dsp_ctrl_ppcap_enable(sdev, true); hda_dsp_ctrl_ppcap_int_enable(sdev, true); -#endif #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) /* turn off the links that were off before suspend */ @@ -433,6 +418,19 @@ int hda_dsp_runtime_resume(struct snd_sof_dev *sdev) return hda_resume(sdev); } +int hda_dsp_runtime_idle(struct snd_sof_dev *sdev) +{ + struct hdac_bus *hbus = sof_to_bus(sdev); + + if (hbus->codec_powered) { + dev_dbg(sdev->dev, "some codecs still powered (%08X), not idle\n", + (unsigned int)hbus->codec_powered); + return -EBUSY; + } + + return 0; +} + int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev, int state) { /* stop hda controller and power dsp off */ @@ -454,18 +452,45 @@ int hda_dsp_suspend(struct snd_sof_dev *sdev, int state) return 0; } -void hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev) +int hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev) { struct hdac_bus *bus = sof_to_bus(sdev); struct sof_intel_hda_stream *hda_stream; struct hdac_ext_stream *stream; struct hdac_stream *s; +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + struct snd_soc_pcm_runtime *rtd; + struct hdac_ext_link *link; + const char *name; + int stream_tag; +#endif + /* set internal flag for BE */ list_for_each_entry(s, &bus->stream_list, list) { stream = stream_to_hdac_ext_stream(s); hda_stream = container_of(stream, struct sof_intel_hda_stream, hda_stream); hda_stream->hw_params_upon_resume = 1; +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + /* + * clear and release stream. This should already be taken care + * for running streams when the SUSPEND trigger is called. + * But paused streams do not get suspended, so this needs to be + * done explicitly during suspend. + */ + if (stream->link_substream) { + rtd = snd_pcm_substream_chip(stream->link_substream); + name = rtd->codec_dai->component->name; + link = snd_hdac_ext_bus_get_link(bus, name); + if (!link) + return -EINVAL; + stream_tag = hdac_stream(stream)->stream_tag; + snd_hdac_ext_link_clear_stream_id(link, stream_tag); + snd_hdac_ext_stream_release(stream, + HDAC_EXT_STREAM_TYPE_LINK); + } +#endif } + return 0; } diff --git a/sound/soc/sof/intel/hda-ipc.c b/sound/soc/sof/intel/hda-ipc.c index 51b285103394..50244b82600c 100644 --- a/sound/soc/sof/intel/hda-ipc.c +++ b/sound/soc/sof/intel/hda-ipc.c @@ -56,13 +56,11 @@ static void hda_dsp_ipc_dsp_done(struct snd_sof_dev *sdev) int hda_dsp_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg) { - u32 cmd = msg->header; - /* send IPC message to DSP */ sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, msg->msg_size); snd_sof_dsp_write(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCI, - cmd | HDA_DSP_REG_HIPCI_BUSY); + HDA_DSP_REG_HIPCI_BUSY); return 0; } @@ -133,30 +131,23 @@ static bool hda_dsp_ipc_is_sof(uint32_t msg) irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context) { struct snd_sof_dev *sdev = context; - irqreturn_t ret = IRQ_NONE; u32 hipci; u32 hipcie; u32 hipct; u32 hipcte; - u32 hipcctl; u32 msg; u32 msg_ext; + bool ipc_irq = false; /* read IPC status */ hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE); hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT); - hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL); - - /* reenable IPC interrupt */ - snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, - HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC); + hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCI); + hipcte = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCTE); /* is this a reply message from the DSP */ - if (hipcie & HDA_DSP_REG_HIPCIE_DONE && - hipcctl & HDA_DSP_REG_HIPCCTL_DONE) { - hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, - HDA_DSP_REG_HIPCI); + if (hipcie & HDA_DSP_REG_HIPCIE_DONE) { msg = hipci & HDA_DSP_REG_HIPCI_MSG_MASK; msg_ext = hipcie & HDA_DSP_REG_HIPCIE_MSG_MASK; @@ -198,15 +189,11 @@ irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context) spin_unlock_irq(&sdev->ipc_lock); - ret = IRQ_HANDLED; + ipc_irq = true; } /* is this a new message from DSP */ - if (hipct & HDA_DSP_REG_HIPCT_BUSY && - hipcctl & HDA_DSP_REG_HIPCCTL_BUSY) { - - hipcte = snd_sof_dsp_read(sdev, HDA_DSP_BAR, - HDA_DSP_REG_HIPCTE); + if (hipct & HDA_DSP_REG_HIPCT_BUSY) { msg = hipct & HDA_DSP_REG_HIPCT_MSG_MASK; msg_ext = hipcte & HDA_DSP_REG_HIPCTE_MSG_MASK; @@ -230,10 +217,22 @@ irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context) hda_dsp_ipc_host_done(sdev); - ret = IRQ_HANDLED; + ipc_irq = true; } - return ret; + if (!ipc_irq) { + /* + * This interrupt is not shared so no need to return IRQ_NONE. + */ + dev_err_ratelimited(sdev->dev, + "error: nothing to do in IRQ thread\n"); + } + + /* re-enable IPC interrupt */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, + HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC); + + return IRQ_HANDLED; } /* is this IRQ for ADSP ? - we only care about IPC here */ diff --git a/sound/soc/sof/intel/hda-stream.c b/sound/soc/sof/intel/hda-stream.c index c92006f89499..ad8d41f22e92 100644 --- a/sound/soc/sof/intel/hda-stream.c +++ b/sound/soc/sof/intel/hda-stream.c @@ -155,6 +155,7 @@ struct hdac_ext_stream * hda_dsp_stream_get(struct snd_sof_dev *sdev, int direction) { struct hdac_bus *bus = sof_to_bus(sdev); + struct sof_intel_hda_stream *hda_stream; struct hdac_ext_stream *stream = NULL; struct hdac_stream *s; @@ -163,8 +164,15 @@ hda_dsp_stream_get(struct snd_sof_dev *sdev, int direction) /* get an unused stream */ list_for_each_entry(s, &bus->stream_list, list) { if (s->direction == direction && !s->opened) { - s->opened = true; stream = stream_to_hdac_ext_stream(s); + hda_stream = container_of(stream, + struct sof_intel_hda_stream, + hda_stream); + /* check if the host DMA channel is reserved */ + if (hda_stream->host_reserved) + continue; + + s->opened = true; break; } } @@ -209,6 +217,9 @@ int hda_dsp_stream_trigger(struct snd_sof_dev *sdev, { struct hdac_stream *hstream = &stream->hstream; int sd_offset = SOF_STREAM_SD_OFFSET(hstream); + u32 dma_start = SOF_HDA_SD_CTL_DMA_START; + int ret; + u32 run; /* cmd must be for audio stream */ switch (cmd) { @@ -226,6 +237,16 @@ int hda_dsp_stream_trigger(struct snd_sof_dev *sdev, SOF_HDA_SD_CTL_DMA_START | SOF_HDA_CL_DMA_SD_INT_MASK); + ret = snd_sof_dsp_read_poll_timeout(sdev, + HDA_DSP_HDA_BAR, + sd_offset, run, + ((run & dma_start) == dma_start), + HDA_DSP_REG_POLL_INTERVAL_US, + HDA_DSP_STREAM_RUN_TIMEOUT); + + if (ret) + return ret; + hstream->running = true; break; case SNDRV_PCM_TRIGGER_SUSPEND: @@ -236,6 +257,15 @@ int hda_dsp_stream_trigger(struct snd_sof_dev *sdev, SOF_HDA_SD_CTL_DMA_START | SOF_HDA_CL_DMA_SD_INT_MASK, 0x0); + ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_HDA_BAR, + sd_offset, run, + !(run & dma_start), + HDA_DSP_REG_POLL_INTERVAL_US, + HDA_DSP_STREAM_RUN_TIMEOUT); + + if (ret) + return ret; + snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, sd_offset + SOF_HDA_ADSP_REG_CL_SD_STS, SOF_HDA_CL_DMA_SD_INT_MASK); @@ -265,7 +295,9 @@ int hda_dsp_stream_hw_params(struct snd_sof_dev *sdev, struct hdac_stream *hstream = &stream->hstream; int sd_offset = SOF_STREAM_SD_OFFSET(hstream); int ret, timeout = HDA_DSP_STREAM_RESET_TIMEOUT; + u32 dma_start = SOF_HDA_SD_CTL_DMA_START; u32 val, mask; + u32 run; if (!stream) { dev_err(sdev->dev, "error: no stream available\n"); @@ -286,6 +318,16 @@ int hda_dsp_stream_hw_params(struct snd_sof_dev *sdev, snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, sd_offset, SOF_HDA_CL_DMA_SD_INT_MASK | SOF_HDA_SD_CTL_DMA_START, 0); + + ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_HDA_BAR, + sd_offset, run, + !(run & dma_start), + HDA_DSP_REG_POLL_INTERVAL_US, + HDA_DSP_STREAM_RUN_TIMEOUT); + + if (ret) + return ret; + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, sd_offset + SOF_HDA_ADSP_REG_CL_SD_STS, SOF_HDA_CL_DMA_SD_INT_MASK, @@ -338,6 +380,16 @@ int hda_dsp_stream_hw_params(struct snd_sof_dev *sdev, snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, sd_offset, SOF_HDA_CL_DMA_SD_INT_MASK | SOF_HDA_SD_CTL_DMA_START, 0); + + ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_HDA_BAR, + sd_offset, run, + !(run & dma_start), + HDA_DSP_REG_POLL_INTERVAL_US, + HDA_DSP_STREAM_RUN_TIMEOUT); + + if (ret) + return ret; + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, sd_offset + SOF_HDA_ADSP_REG_CL_SD_STS, SOF_HDA_CL_DMA_SD_INT_MASK, @@ -430,60 +482,63 @@ int hda_dsp_stream_hw_params(struct snd_sof_dev *sdev, return ret; } +int hda_dsp_stream_hw_free(struct snd_sof_dev *sdev, + struct snd_pcm_substream *substream) +{ + struct hdac_stream *stream = substream->runtime->private_data; + struct hdac_ext_stream *link_dev = container_of(stream, + struct hdac_ext_stream, + hstream); + struct hdac_bus *bus = sof_to_bus(sdev); + u32 mask = 0x1 << stream->index; + + spin_lock_irq(&bus->reg_lock); + /* couple host and link DMA if link DMA channel is idle */ + if (!link_dev->link_locked) + snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, + SOF_HDA_REG_PP_PPCTL, mask, 0); + spin_unlock_irq(&bus->reg_lock); + + return 0; +} + irqreturn_t hda_dsp_stream_interrupt(int irq, void *context) { struct hdac_bus *bus = context; - struct sof_intel_hda_dev *sof_hda = bus_to_sof_hda(bus); - u32 stream_mask; + int ret = IRQ_WAKE_THREAD; u32 status; - if (!pm_runtime_active(bus->dev)) - return IRQ_NONE; - spin_lock(&bus->reg_lock); status = snd_hdac_chip_readl(bus, INTSTS); - stream_mask = GENMASK(sof_hda->stream_max - 1, 0) | AZX_INT_CTRL_EN; + dev_vdbg(bus->dev, "stream irq, INTSTS status: 0x%x\n", status); - /* Not stream interrupt or register inaccessible, ignore it.*/ - if (!(status & stream_mask) || status == 0xffffffff) { - spin_unlock(&bus->reg_lock); - return IRQ_NONE; - } - -#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) - /* clear rirb int */ - status = snd_hdac_chip_readb(bus, RIRBSTS); - if (status & RIRB_INT_MASK) { - if (status & RIRB_INT_RESPONSE) - snd_hdac_bus_update_rirb(bus); - snd_hdac_chip_writeb(bus, RIRBSTS, RIRB_INT_MASK); - } -#endif + /* Register inaccessible, ignore it.*/ + if (status == 0xffffffff) + ret = IRQ_NONE; spin_unlock(&bus->reg_lock); - return snd_hdac_chip_readl(bus, INTSTS) ? IRQ_WAKE_THREAD : IRQ_HANDLED; + return ret; } -irqreturn_t hda_dsp_stream_threaded_handler(int irq, void *context) +static bool hda_dsp_stream_check(struct hdac_bus *bus, u32 status) { - struct hdac_bus *bus = context; struct sof_intel_hda_dev *sof_hda = bus_to_sof_hda(bus); - u32 status = snd_hdac_chip_readl(bus, INTSTS); struct hdac_stream *s; + bool active = false; u32 sd_status; - /* check streams */ list_for_each_entry(s, &bus->stream_list, list) { - if (status & (1 << s->index) && s->opened) { + if (status & BIT(s->index) && s->opened) { sd_status = snd_hdac_stream_readb(s, SD_STS); dev_vdbg(bus->dev, "stream %d status 0x%x\n", s->index, sd_status); - snd_hdac_stream_writeb(s, SD_STS, SD_INT_MASK); + snd_hdac_stream_writeb(s, SD_STS, sd_status); + active = true; if (!s->substream || !s->running || (sd_status & SOF_HDA_CL_DMA_SD_INT_COMPLETE) == 0) @@ -492,8 +547,48 @@ irqreturn_t hda_dsp_stream_threaded_handler(int irq, void *context) /* Inform ALSA only in case not do that with IPC */ if (sof_hda->no_ipc_position) snd_sof_pcm_period_elapsed(s->substream); + } + } + + return active; +} + +irqreturn_t hda_dsp_stream_threaded_handler(int irq, void *context) +{ + struct hdac_bus *bus = context; +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + u32 rirb_status; +#endif + bool active; + u32 status; + int i; + + /* + * Loop 10 times to handle missed interrupts caused by + * unsolicited responses from the codec + */ + for (i = 0, active = true; i < 10 && active; i++) { + spin_lock_irq(&bus->reg_lock); + + status = snd_hdac_chip_readl(bus, INTSTS); + /* check streams */ + active = hda_dsp_stream_check(bus, status); + + /* check and clear RIRB interrupt */ +#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) + if (status & AZX_INT_CTRL_EN) { + rirb_status = snd_hdac_chip_readb(bus, RIRBSTS); + if (rirb_status & RIRB_INT_MASK) { + active = true; + if (rirb_status & RIRB_INT_RESPONSE) + snd_hdac_bus_update_rirb(bus); + snd_hdac_chip_writeb(bus, RIRBSTS, + RIRB_INT_MASK); + } } +#endif + spin_unlock_irq(&bus->reg_lock); } return IRQ_HANDLED; @@ -564,6 +659,8 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev) if (!hda_stream) return -ENOMEM; + hda_stream->sdev = sdev; + stream = &hda_stream->hda_stream; stream->pphc_addr = sdev->bar[HDA_DSP_PP_BAR] + @@ -617,6 +714,8 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev) if (!hda_stream) return -ENOMEM; + hda_stream->sdev = sdev; + stream = &hda_stream->hda_stream; /* we always have DSP support */ diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index 6811a477d0fb..7f665392618f 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -15,8 +15,10 @@ * Hardware interface for generic Intel audio DSP HDA IP */ -#include <linux/module.h> #include <sound/hdaudio_ext.h> +#include <sound/hda_register.h> + +#include <linux/module.h> #include <sound/sof.h> #include <sound/sof/xtensa.h> #include "../ops.h" @@ -186,12 +188,38 @@ void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags) } } +void hda_ipc_irq_dump(struct snd_sof_dev *sdev) +{ + struct hdac_bus *bus = sof_to_bus(sdev); + u32 adspis; + u32 intsts; + u32 intctl; + u32 ppsts; + u8 rirbsts; + + /* read key IRQ stats and config registers */ + adspis = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS); + intsts = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS); + intctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL); + ppsts = snd_sof_dsp_read(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPSTS); + rirbsts = snd_hdac_chip_readb(bus, RIRBSTS); + + dev_err(sdev->dev, + "error: hda irq intsts 0x%8.8x intlctl 0x%8.8x rirb %2.2x\n", + intsts, intctl, rirbsts); + dev_err(sdev->dev, + "error: dsp irq ppsts 0x%8.8x adspis 0x%8.8x\n", + ppsts, adspis); +} + void hda_ipc_dump(struct snd_sof_dev *sdev) { u32 hipcie; u32 hipct; u32 hipcctl; + hda_ipc_irq_dump(sdev); + /* read IPC status */ hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE); hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT); diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index 92d45c43b4b1..d9c17146200b 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -61,6 +61,7 @@ #define SOF_HDA_PP_CAP_ID 0x3 #define SOF_HDA_REG_PP_PPCH 0x10 #define SOF_HDA_REG_PP_PPCTL 0x04 +#define SOF_HDA_REG_PP_PPSTS 0x08 #define SOF_HDA_PPCTL_PIE BIT(31) #define SOF_HDA_PPCTL_GPROCEN BIT(30) @@ -158,6 +159,12 @@ #define HDA_DSP_MBOX_UPLINK_OFFSET 0x81000 #define HDA_DSP_STREAM_RESET_TIMEOUT 300 +/* + * Timeout in us, for setting the stream RUN bit, during + * start/stop the stream. The timeout expires if new RUN bit + * value cannot be read back within the specified time. + */ +#define HDA_DSP_STREAM_RUN_TIMEOUT 300 #define HDA_DSP_CL_TRIGGER_TIMEOUT 300 #define HDA_DSP_SPIB_ENABLE 1 @@ -348,6 +355,7 @@ /* SSP Count of the Platform */ #define APL_SSP_COUNT 6 #define CNL_SSP_COUNT 3 +#define ICL_SSP_COUNT 6 /* SSP Registers */ #define SSP_SSC1_OFFSET 0x4 @@ -407,11 +415,16 @@ static inline struct hda_bus *sof_to_hbus(struct snd_sof_dev *s) } struct sof_intel_hda_stream { + struct snd_sof_dev *sdev; struct hdac_ext_stream hda_stream; struct sof_intel_stream stream; int hw_params_upon_resume; /* set up hw_params upon resume */ + int host_reserved; /* reserve host DMA channel */ }; +#define hstream_to_sof_hda_stream(hstream) \ + container_of(hstream, struct sof_intel_hda_stream, hda_stream) + #define bus_to_sof_hda(bus) \ container_of(bus, struct sof_intel_hda_dev, hbus.core) @@ -444,10 +457,12 @@ int hda_dsp_suspend(struct snd_sof_dev *sdev, int state); int hda_dsp_resume(struct snd_sof_dev *sdev); int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev, int state); int hda_dsp_runtime_resume(struct snd_sof_dev *sdev); -void hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev); +int hda_dsp_runtime_idle(struct snd_sof_dev *sdev); +int hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev); void hda_dsp_dump_skl(struct snd_sof_dev *sdev, u32 flags); void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags); void hda_ipc_dump(struct snd_sof_dev *sdev); +void hda_ipc_irq_dump(struct snd_sof_dev *sdev); /* * DSP PCM Operations. @@ -460,6 +475,8 @@ int hda_dsp_pcm_hw_params(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct sof_ipc_stream_params *ipc_params); +int hda_dsp_stream_hw_free(struct snd_sof_dev *sdev, + struct snd_pcm_substream *substream); int hda_dsp_pcm_trigger(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, int cmd); snd_pcm_uframes_t hda_dsp_pcm_pointer(struct snd_sof_dev *sdev, @@ -528,7 +545,7 @@ int hda_dsp_ctrl_link_reset(struct snd_sof_dev *sdev, bool reset); void hda_dsp_ctrl_misc_clock_gating(struct snd_sof_dev *sdev, bool enable); int hda_dsp_ctrl_clock_power_gating(struct snd_sof_dev *sdev, bool enable); int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool full_reset); - +void hda_dsp_ctrl_stop_chip(struct snd_sof_dev *sdev); /* * HDA bus operations. */ @@ -579,5 +596,6 @@ extern const struct snd_sof_dsp_ops sof_skl_ops; extern const struct sof_intel_dsp_desc apl_chip_info; extern const struct sof_intel_dsp_desc cnl_chip_info; extern const struct sof_intel_dsp_desc skl_chip_info; +extern const struct sof_intel_dsp_desc icl_chip_info; #endif diff --git a/sound/soc/sof/ipc.c b/sound/soc/sof/ipc.c index 2414640a32d1..20dfca9c93b7 100644 --- a/sound/soc/sof/ipc.c +++ b/sound/soc/sof/ipc.c @@ -175,6 +175,15 @@ static void ipc_log_header(struct device *dev, u8 *text, u32 cmd) break; case SOF_IPC_GLB_TRACE_MSG: str = "GLB_TRACE_MSG"; break; + case SOF_IPC_GLB_TEST_MSG: + str = "GLB_TEST_MSG"; + switch (type) { + case SOF_IPC_TEST_IPC_FLOOD: + str2 = "IPC_FLOOD"; break; + default: + str2 = "unknown type"; break; + } + break; default: str = "unknown GLB command"; break; } @@ -187,7 +196,8 @@ static void ipc_log_header(struct device *dev, u8 *text, u32 cmd) #else static inline void ipc_log_header(struct device *dev, u8 *text, u32 cmd) { - dev_dbg(dev, "%s: 0x%x\n", text, cmd); + if ((cmd & SOF_GLB_TYPE_MASK) != SOF_IPC_GLB_TRACE_MSG) + dev_dbg(dev, "%s: 0x%x\n", text, cmd); } #endif @@ -770,11 +780,11 @@ int snd_sof_ipc_valid(struct snd_sof_dev *sdev) " lock debug: %s\n" " lock vdebug: %s\n", v->build, v->date, v->time, - ready->flags & SOF_IPC_INFO_GDB ? + (ready->flags & SOF_IPC_INFO_GDB) ? "enabled" : "disabled", - ready->flags & SOF_IPC_INFO_LOCKS ? + (ready->flags & SOF_IPC_INFO_LOCKS) ? "enabled" : "disabled", - ready->flags & SOF_IPC_INFO_LOCKSV ? + (ready->flags & SOF_IPC_INFO_LOCKSV) ? "enabled" : "disabled"); } diff --git a/sound/soc/sof/loader.c b/sound/soc/sof/loader.c index 628fae552442..952a19091c58 100644 --- a/sound/soc/sof/loader.c +++ b/sound/soc/sof/loader.c @@ -19,15 +19,13 @@ static int get_ext_windows(struct snd_sof_dev *sdev, { struct sof_ipc_window *w = container_of(ext_hdr, struct sof_ipc_window, ext_hdr); - size_t size; if (w->num_windows == 0 || w->num_windows > SOF_IPC_MAX_ELEMS) return -EINVAL; - size = sizeof(*w) + sizeof(struct sof_ipc_window_elem) * w->num_windows; - /* keep a local copy of the data */ - sdev->info_window = kmemdup(w, size, GFP_KERNEL); + sdev->info_window = kmemdup(w, struct_size(w, window, w->num_windows), + GFP_KERNEL); if (!sdev->info_window) return -ENOMEM; @@ -337,11 +335,11 @@ int snd_sof_run_firmware(struct snd_sof_dev *sdev) init_waitqueue_head(&sdev->boot_wait); sdev->boot_complete = false; - /* create fw_version debugfs to store boot version info */ + /* create read-only fw_version debugfs to store boot version info */ if (sdev->first_boot) { ret = snd_sof_debugfs_buf_item(sdev, &sdev->fw_version, sizeof(sdev->fw_version), - "fw_version"); + "fw_version", 0444); /* errors are only due to memory allocation, not debugfs */ if (ret < 0) { dev_err(sdev->dev, "error: snd_sof_debugfs_buf_item failed\n"); diff --git a/sound/soc/sof/nocodec.c b/sound/soc/sof/nocodec.c index f84b4344dcc3..3d128e5a132c 100644 --- a/sound/soc/sof/nocodec.c +++ b/sound/soc/sof/nocodec.c @@ -21,6 +21,7 @@ static int sof_nocodec_bes_setup(struct device *dev, struct snd_soc_dai_link *links, int link_num, struct snd_soc_card *card) { + struct snd_soc_dai_link_component *dlc; int i; if (!ops || !links || !card) @@ -28,17 +29,29 @@ static int sof_nocodec_bes_setup(struct device *dev, /* set up BE dai_links */ for (i = 0; i < link_num; i++) { + dlc = devm_kzalloc(dev, 3 * sizeof(*dlc), GFP_KERNEL); + if (!dlc) + return -ENOMEM; + links[i].name = devm_kasprintf(dev, GFP_KERNEL, "NoCodec-%d", i); if (!links[i].name) return -ENOMEM; + links[i].cpus = &dlc[0]; + links[i].codecs = &dlc[1]; + links[i].platforms = &dlc[2]; + + links[i].num_cpus = 1; + links[i].num_codecs = 1; + links[i].num_platforms = 1; + links[i].id = i; links[i].no_pcm = 1; - links[i].cpu_dai_name = ops->drv[i].name; - links[i].platform_name = dev_name(dev); - links[i].codec_dai_name = "snd-soc-dummy-dai"; - links[i].codec_name = "snd-soc-dummy"; + links[i].cpus->dai_name = ops->drv[i].name; + links[i].platforms->name = dev_name(dev); + links[i].codecs->dai_name = "snd-soc-dummy-dai"; + links[i].codecs->name = "snd-soc-dummy"; links[i].dpcm_playback = 1; links[i].dpcm_capture = 1; } diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h index 80fc3b374c2b..b9bdf45889da 100644 --- a/sound/soc/sof/ops.h +++ b/sound/soc/sof/ops.h @@ -134,10 +134,19 @@ static inline int snd_sof_dsp_runtime_suspend(struct snd_sof_dev *sdev, return 0; } -static inline void snd_sof_dsp_hw_params_upon_resume(struct snd_sof_dev *sdev) +static inline int snd_sof_dsp_runtime_idle(struct snd_sof_dev *sdev) +{ + if (sof_ops(sdev)->runtime_idle) + return sof_ops(sdev)->runtime_idle(sdev); + + return 0; +} + +static inline int snd_sof_dsp_hw_params_upon_resume(struct snd_sof_dev *sdev) { if (sof_ops(sdev)->set_hw_params_upon_resume) - sof_ops(sdev)->set_hw_params_upon_resume(sdev); + return sof_ops(sdev)->set_hw_params_upon_resume(sdev); + return 0; } static inline int snd_sof_dsp_set_clk(struct snd_sof_dev *sdev, u32 freq) @@ -286,6 +295,17 @@ snd_sof_pcm_platform_hw_params(struct snd_sof_dev *sdev, return 0; } +/* host stream hw free */ +static inline int +snd_sof_pcm_platform_hw_free(struct snd_sof_dev *sdev, + struct snd_pcm_substream *substream) +{ + if (sof_ops(sdev) && sof_ops(sdev)->pcm_hw_free) + return sof_ops(sdev)->pcm_hw_free(sdev, substream); + + return 0; +} + /* host stream trigger */ static inline int snd_sof_pcm_platform_trigger(struct snd_sof_dev *sdev, diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index dace6c4cd91e..334e9d59b1ba 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -251,6 +251,13 @@ static int sof_pcm_hw_free(struct snd_pcm_substream *substream) cancel_work_sync(&spcm->stream[substream->stream].period_elapsed_work); + if (ret < 0) + return ret; + + ret = snd_sof_pcm_platform_hw_free(sdev, substream); + if (ret < 0) + dev_err(sdev->dev, "error: platform hw free failed\n"); + return ret; } @@ -416,7 +423,6 @@ static int sof_pcm_open(struct snd_pcm_substream *substream) struct snd_sof_pcm *spcm; struct snd_soc_tplg_stream_caps *caps; int ret; - int err; /* nothing to do for BE */ if (rtd->dai_link->no_pcm) @@ -434,14 +440,6 @@ static int sof_pcm_open(struct snd_pcm_substream *substream) caps = &spcm->pcm.caps[substream->stream]; - ret = pm_runtime_get_sync(sdev->dev); - if (ret < 0) { - dev_err(sdev->dev, "error: pcm open failed to resume %d\n", - ret); - pm_runtime_put_noidle(sdev->dev); - return ret; - } - /* set any runtime constraints based on topology */ snd_pcm_hw_constraint_step(substream->runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, @@ -485,17 +483,8 @@ static int sof_pcm_open(struct snd_pcm_substream *substream) spcm->stream[substream->stream].substream = substream; ret = snd_sof_pcm_platform_open(sdev, substream); - if (ret < 0) { - dev_err(sdev->dev, "error: pcm open failed %d\n", - ret); - - pm_runtime_mark_last_busy(sdev->dev); - - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err(sdev->dev, "error: pcm close failed to idle %d\n", - err); - } + if (ret < 0) + dev_err(sdev->dev, "error: pcm open failed %d\n", ret); return ret; } @@ -530,13 +519,6 @@ static int sof_pcm_close(struct snd_pcm_substream *substream) */ } - pm_runtime_mark_last_busy(sdev->dev); - - err = pm_runtime_put_autosuspend(sdev->dev); - if (err < 0) - dev_err(sdev->dev, "error: pcm close failed to idle %d\n", - err); - return 0; } diff --git a/sound/soc/sof/pm.c b/sound/soc/sof/pm.c index 8ef1d51025d8..278abfd10490 100644 --- a/sound/soc/sof/pm.c +++ b/sound/soc/sof/pm.c @@ -153,6 +153,15 @@ static int sof_restore_pipelines(struct snd_sof_dev *sdev) continue; } + /* + * The link DMA channel would be invalidated for running + * streams but not for streams that were in the PAUSED + * state during suspend. So invalidate it here before setting + * the dai config in the DSP. + */ + if (config->type == SOF_DAI_INTEL_HDA) + config->hda.link_dma_ch = DMA_CHAN_INVALID; + ret = sof_ipc_tx_message(sdev->ipc, config->hdr.cmd, config, config->hdr.size, @@ -204,7 +213,7 @@ static int sof_send_pm_ipc(struct snd_sof_dev *sdev, int cmd) sizeof(pm_ctx), &reply, sizeof(reply)); } -static void sof_set_hw_params_upon_resume(struct snd_sof_dev *sdev) +static int sof_set_hw_params_upon_resume(struct snd_sof_dev *sdev) { struct snd_pcm_substream *substream; struct snd_sof_pcm *spcm; @@ -229,7 +238,7 @@ static void sof_set_hw_params_upon_resume(struct snd_sof_dev *sdev) } /* set internal flag for BE */ - snd_sof_dsp_hw_params_upon_resume(sdev); + return snd_sof_dsp_hw_params_upon_resume(sdev); } #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) @@ -333,8 +342,15 @@ static int sof_suspend(struct device *dev, bool runtime_suspend) snd_sof_release_trace(sdev); /* set restore_stream for all streams during system suspend */ - if (!runtime_suspend) - sof_set_hw_params_upon_resume(sdev); + if (!runtime_suspend) { + ret = sof_set_hw_params_upon_resume(sdev); + if (ret < 0) { + dev_err(sdev->dev, + "error: setting hw_params flag during suspend %d\n", + ret); + return ret; + } + } #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) /* cache debugfs contents during runtime suspend */ @@ -343,11 +359,20 @@ static int sof_suspend(struct device *dev, bool runtime_suspend) #endif /* notify DSP of upcoming power down */ ret = sof_send_pm_ipc(sdev, SOF_IPC_PM_CTX_SAVE); - if (ret < 0) { + if (ret == -EBUSY || ret == -EAGAIN) { + /* + * runtime PM has logic to handle -EBUSY/-EAGAIN so + * pass these errors up + */ dev_err(sdev->dev, "error: ctx_save ipc error during suspend %d\n", ret); return ret; + } else if (ret < 0) { + /* FW in unexpected state, continue to power down */ + dev_warn(sdev->dev, + "ctx_save ipc error %d, proceeding with suspend\n", + ret); } /* power down all DSP cores */ @@ -369,6 +394,14 @@ int snd_sof_runtime_suspend(struct device *dev) } EXPORT_SYMBOL(snd_sof_runtime_suspend); +int snd_sof_runtime_idle(struct device *dev) +{ + struct snd_sof_dev *sdev = dev_get_drvdata(dev); + + return snd_sof_dsp_runtime_idle(sdev); +} +EXPORT_SYMBOL(snd_sof_runtime_idle); + int snd_sof_runtime_resume(struct device *dev) { return sof_resume(dev, true); diff --git a/sound/soc/sof/sof-acpi-dev.c b/sound/soc/sof/sof-acpi-dev.c index e9cf69874b5b..ea7b8b895412 100644 --- a/sound/soc/sof/sof-acpi-dev.c +++ b/sound/soc/sof/sof-acpi-dev.c @@ -15,10 +15,7 @@ #include <sound/soc-acpi.h> #include <sound/soc-acpi-intel-match.h> #include <sound/sof.h> -#ifdef CONFIG_X86 -#include <asm/iosf_mbi.h> -#endif - +#include "../intel/common/soc-intel-quirks.h" #include "ops.h" /* platform specific devices */ @@ -99,56 +96,6 @@ static const struct sof_dev_desc sof_acpi_baytrail_desc = { .arch_ops = &sof_xtensa_arch_ops }; -#ifdef CONFIG_X86 /* TODO: move this to common helper */ - -static bool is_byt_cr(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - int status; - - if (iosf_mbi_available()) { - u32 bios_status; - status = iosf_mbi_read(BT_MBI_UNIT_PMC, /* 0x04 PUNIT */ - MBI_REG_READ, /* 0x10 */ - 0x006, /* BIOS_CONFIG */ - &bios_status); - - if (status) { - dev_err(dev, "could not read PUNIT BIOS_CONFIG\n"); - } else { - /* bits 26:27 mirror PMIC options */ - bios_status = (bios_status >> 26) & 3; - - if (bios_status == 1 || bios_status == 3) { - dev_info(dev, "Detected Baytrail-CR platform\n"); - return true; - } - - dev_info(dev, "BYT-CR not detected\n"); - } - } else { - dev_info(dev, "IOSF_MBI not available, no BYT-CR detection\n"); - } - - if (platform_get_resource(pdev, IORESOURCE_IRQ, 5) == NULL) { - /* - * Some devices detected as BYT-T have only a single IRQ listed, - * causing platform_get_irq with index 5 to return -ENXIO. - * The correct IRQ in this case is at index 0, as on BYT-CR. - */ - dev_info(dev, "Falling back to Baytrail-CR platform\n"); - return true; - } - - return false; -} -#else -static int is_byt_cr(struct platform_device *pdev) -{ - return 0; -} -#endif - static const struct sof_dev_desc sof_acpi_cherrytrail_desc = { .machines = snd_soc_acpi_intel_cherrytrail_machines, .resindex_lpe_base = 0, @@ -169,7 +116,7 @@ static const struct sof_dev_desc sof_acpi_cherrytrail_desc = { static const struct dev_pm_ops sof_acpi_pm = { SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume) SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume, - NULL) + snd_sof_runtime_idle) }; static void sof_acpi_probe_complete(struct device *dev) @@ -200,7 +147,7 @@ static int sof_acpi_probe(struct platform_device *pdev) return -ENODEV; #if IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL) - if (desc == &sof_acpi_baytrail_desc && is_byt_cr(pdev)) + if (desc == &sof_acpi_baytrail_desc && soc_intel_is_byt_cr(pdev)) desc = &sof_acpi_baytrailcr_desc; #endif diff --git a/sound/soc/sof/sof-pci-dev.c b/sound/soc/sof/sof-pci-dev.c index b778dffb2d25..65d1bac4c6b8 100644 --- a/sound/soc/sof/sof-pci-dev.c +++ b/sound/soc/sof/sof-pci-dev.c @@ -129,6 +129,26 @@ static const struct sof_dev_desc cfl_desc = { }; #endif +#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_LP) || \ + IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_H) + +static const struct sof_dev_desc cml_desc = { + .machines = snd_soc_acpi_intel_cnl_machines, + .resindex_lpe_base = 0, + .resindex_pcicfg_base = -1, + .resindex_imr_base = -1, + .irqindex_host_ipc = -1, + .resindex_dma_base = -1, + .chip_info = &cnl_chip_info, + .default_fw_path = "intel/sof", + .default_tplg_path = "intel/sof-tplg", + .nocodec_fw_filename = "sof-cnl.ri", + .nocodec_tplg_filename = "sof-cnl-nocodec.tplg", + .ops = &sof_cnl_ops, + .arch_ops = &sof_xtensa_arch_ops +}; +#endif + #if IS_ENABLED(CONFIG_SND_SOC_SOF_ICELAKE) static const struct sof_dev_desc icl_desc = { .machines = snd_soc_acpi_intel_icl_machines, @@ -137,7 +157,7 @@ static const struct sof_dev_desc icl_desc = { .resindex_imr_base = -1, .irqindex_host_ipc = -1, .resindex_dma_base = -1, - .chip_info = &cnl_chip_info, + .chip_info = &icl_chip_info, .default_fw_path = "intel/sof", .default_tplg_path = "intel/sof-tplg", .nocodec_fw_filename = "sof-icl.ri", @@ -186,7 +206,7 @@ static const struct sof_dev_desc kbl_desc = { static const struct dev_pm_ops sof_pci_pm = { SET_SYSTEM_SLEEP_PM_OPS(snd_sof_suspend, snd_sof_resume) SET_RUNTIME_PM_OPS(snd_sof_runtime_suspend, snd_sof_runtime_resume, - NULL) + snd_sof_runtime_idle) }; static void sof_pci_probe_complete(struct device *dev) @@ -354,6 +374,14 @@ static const struct pci_device_id sof_pci_ids[] = { { PCI_DEVICE(0x8086, 0x34C8), .driver_data = (unsigned long)&icl_desc}, #endif +#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_LP) + { PCI_DEVICE(0x8086, 0x02c8), + .driver_data = (unsigned long)&cml_desc}, +#endif +#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMETLAKE_H) + { PCI_DEVICE(0x8086, 0x06c8), + .driver_data = (unsigned long)&cml_desc}, +#endif { 0, } }; MODULE_DEVICE_TABLE(pci, sof_pci_ids); diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 1e85d6f9c5c3..b8c0b2a22684 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -56,6 +56,12 @@ #define SOF_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \ SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_FLOAT) +#define ENABLE_DEBUGFS_CACHEBUF \ + (IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) || \ + IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST)) + +#define DMA_CHAN_INVALID 0xFFFFFFFF + struct snd_sof_dev; struct snd_sof_ipc_msg; struct snd_sof_ipc; @@ -137,6 +143,10 @@ struct snd_sof_dsp_ops { struct snd_pcm_hw_params *params, struct sof_ipc_stream_params *ipc_params); /* optional */ + /* host stream hw_free */ + int (*pcm_hw_free)(struct snd_sof_dev *sdev, + struct snd_pcm_substream *substream); /* optional */ + /* host stream trigger */ int (*pcm_trigger)(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream, @@ -166,7 +176,8 @@ struct snd_sof_dsp_ops { int (*runtime_suspend)(struct snd_sof_dev *sof_dev, int state); /* optional */ int (*runtime_resume)(struct snd_sof_dev *sof_dev); /* optional */ - void (*set_hw_params_upon_resume)(struct snd_sof_dev *sdev); /* optional */ + int (*runtime_idle)(struct snd_sof_dev *sof_dev); /* optional */ + int (*set_hw_params_upon_resume)(struct snd_sof_dev *sdev); /* optional */ /* DSP clocking */ int (*set_clk)(struct snd_sof_dev *sof_dev, u32 freq); /* optional */ @@ -226,7 +237,7 @@ struct snd_sof_dfsentry { * or if it is accessible only when the DSP is in D0. */ enum sof_debugfs_access_type access_type; -#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) +#if ENABLE_DEBUGFS_CACHEBUF char *cache_buf; /* buffer to cache the contents of debugfs memory */ #endif struct snd_sof_dev *sdev; @@ -293,6 +304,8 @@ struct snd_sof_pcm { struct snd_sof_control { struct snd_sof_dev *sdev; int comp_id; + int min_volume_step; /* min volume step for volume_table */ + int max_volume_step; /* max volume step for volume_table */ int num_channels; u32 readback_offset; /* offset to mmaped data if used */ struct sof_ipc_ctrl_data *control_data; @@ -331,6 +344,7 @@ struct snd_sof_route { struct snd_sof_dai { struct snd_sof_dev *sdev; const char *name; + const char *cpu_dai_name; struct sof_ipc_comp_dai comp_dai; struct sof_ipc_dai_config *dai_config; @@ -417,6 +431,8 @@ struct snd_sof_dev { u32 host_offset; u32 dtrace_is_enabled; u32 dtrace_error; + u32 dtrace_draining; + u32 msi_enabled; void *private; /* core does not touch this */ @@ -431,6 +447,7 @@ int snd_sof_device_remove(struct device *dev); int snd_sof_runtime_suspend(struct device *dev); int snd_sof_runtime_resume(struct device *dev); +int snd_sof_runtime_idle(struct device *dev); int snd_sof_resume(struct device *dev); int snd_sof_suspend(struct device *dev); @@ -544,7 +561,7 @@ int snd_sof_debugfs_io_item(struct snd_sof_dev *sdev, enum sof_debugfs_access_type access_type); int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, void *base, size_t size, - const char *name); + const char *name, mode_t mode); int snd_sof_trace_update_pos(struct snd_sof_dev *sdev, struct sof_ipc_dma_trace_posn *posn); void snd_sof_trace_notify_for_error(struct snd_sof_dev *sdev); diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c index c88afa872a58..432ae343f960 100644 --- a/sound/soc/sof/topology.c +++ b/sound/soc/sof/topology.c @@ -394,6 +394,8 @@ static const struct sof_process_types sof_process[] = { {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT}, {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB}, {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR}, + {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX}, + {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX}, }; static enum sof_ipc_process_type find_process(const char *name) @@ -442,14 +444,15 @@ static int sof_control_load_volume(struct snd_soc_component *scomp, return -EINVAL; /* init the volume get/put data */ - scontrol->size = sizeof(struct sof_ipc_ctrl_data) + - sizeof(struct sof_ipc_ctrl_value_chan) * - le32_to_cpu(mc->num_channels); + scontrol->size = struct_size(scontrol->control_data, chanv, + le32_to_cpu(mc->num_channels)); scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); if (!scontrol->control_data) return -ENOMEM; scontrol->comp_id = sdev->next_comp_id; + scontrol->min_volume_step = le32_to_cpu(mc->min); + scontrol->max_volume_step = le32_to_cpu(mc->max); scontrol->num_channels = le32_to_cpu(mc->num_channels); /* set cmd for mixer control */ @@ -501,9 +504,8 @@ static int sof_control_load_enum(struct snd_soc_component *scomp, return -EINVAL; /* init the enum get/put data */ - scontrol->size = sizeof(struct sof_ipc_ctrl_data) + - sizeof(struct sof_ipc_ctrl_value_chan) * - le32_to_cpu(ec->num_channels); + scontrol->size = struct_size(scontrol->control_data, chanv, + le32_to_cpu(ec->num_channels)); scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL); if (!scontrol->control_data) return -ENOMEM; @@ -777,6 +779,10 @@ static const struct sof_topology_token dmic_tokens[] = { {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16, offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0}, + {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS, + SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32, + offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0}, + }; /* @@ -1550,6 +1556,9 @@ static int sof_widget_load_pga(struct snd_soc_component *scomp, int index, struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); struct snd_soc_tplg_private *private = &tw->priv; struct sof_ipc_comp_volume *volume; + struct snd_sof_control *scontrol; + int min_step; + int max_step; int ret; volume = kzalloc(sizeof(*volume), GFP_KERNEL); @@ -1592,6 +1601,17 @@ static int sof_widget_load_pga(struct snd_soc_component *scomp, int index, swidget->private = volume; + list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { + if (scontrol->comp_id == swidget->comp_id) { + min_step = scontrol->min_volume_step; + max_step = scontrol->max_volume_step; + volume->min_value = scontrol->volume_table[min_step]; + volume->max_value = scontrol->volume_table[max_step]; + volume->channels = scontrol->num_channels; + break; + } + } + ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume, sizeof(*volume), r, sizeof(*r)); if (ret >= 0) @@ -2340,6 +2360,9 @@ static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size, if (!dai->dai_config) return -ENOMEM; + /* set cpu_dai_name */ + dai->cpu_dai_name = link->cpus->dai_name; + found = 1; } } @@ -2568,9 +2591,7 @@ err: */ static int sof_link_hda_process(struct snd_sof_dev *sdev, struct snd_soc_dai_link *link, - struct sof_ipc_dai_config *config, - int tx_slot, - int rx_slot) + struct sof_ipc_dai_config *config) { struct sof_ipc_reply reply; u32 size = sizeof(*config); @@ -2583,27 +2604,18 @@ static int sof_link_hda_process(struct snd_sof_dev *sdev, continue; if (strcmp(link->name, sof_dai->name) == 0) { - if (sof_dai->comp_dai.direction == - SNDRV_PCM_STREAM_PLAYBACK) { - if (!link->dpcm_playback) - return -EINVAL; - - config->hda.link_dma_ch = tx_slot; - } else { - if (!link->dpcm_capture) - return -EINVAL; - - config->hda.link_dma_ch = rx_slot; - } - config->dai_index = sof_dai->comp_dai.dai_index; found = 1; + config->hda.link_dma_ch = DMA_CHAN_INVALID; + /* save config in dai component */ sof_dai->dai_config = kmemdup(config, size, GFP_KERNEL); if (!sof_dai->dai_config) return -ENOMEM; + sof_dai->cpu_dai_name = link->cpus->dai_name; + /* send message to DSP */ ret = sof_ipc_tx_message(sdev->ipc, config->hdr.cmd, config, size, @@ -2639,18 +2651,12 @@ static int sof_link_hda_load(struct snd_soc_component *scomp, int index, struct sof_ipc_dai_config *config) { struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); - struct snd_soc_dai_link_component dai_component; struct snd_soc_tplg_private *private = &cfg->priv; struct snd_soc_dai *dai; u32 size = sizeof(*config); - u32 tx_num = 0; - u32 tx_slot = 0; - u32 rx_num = 0; - u32 rx_slot = 0; int ret; /* init IPC */ - memset(&dai_component, 0, sizeof(dai_component)); memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params)); config->hdr.size = size; @@ -2664,30 +2670,14 @@ static int sof_link_hda_load(struct snd_soc_component *scomp, int index, return ret; } - dai_component.dai_name = link->cpu_dai_name; - dai = snd_soc_find_dai(&dai_component); + dai = snd_soc_find_dai(link->cpus); if (!dai) { dev_err(sdev->dev, "error: failed to find dai %s in %s", - dai_component.dai_name, __func__); + link->cpus->dai_name, __func__); return -EINVAL; } - if (link->dpcm_playback) - tx_num = 1; - - if (link->dpcm_capture) - rx_num = 1; - - ret = snd_soc_dai_get_channel_map(dai, &tx_num, &tx_slot, - &rx_num, &rx_slot); - if (ret < 0) { - dev_err(sdev->dev, "error: failed to get dma channel for HDA%d\n", - config->dai_index); - - return ret; - } - - ret = sof_link_hda_process(sdev, link, config, tx_slot, rx_slot); + ret = sof_link_hda_process(sdev, link, config); if (ret < 0) dev_err(sdev->dev, "error: failed to process hda dai link %s", link->name); @@ -2708,7 +2698,11 @@ static int sof_link_load(struct snd_soc_component *scomp, int index, int ret; int i = 0; - link->platform_name = dev_name(sdev->dev); + if (!link->platforms) { + dev_err(sdev->dev, "error: no platforms\n"); + return -EINVAL; + } + link->platforms->name = dev_name(sdev->dev); /* * Set nonatomic property for FE dai links as their trigger action @@ -2801,30 +2795,16 @@ static int sof_link_load(struct snd_soc_component *scomp, int index, static int sof_link_hda_unload(struct snd_sof_dev *sdev, struct snd_soc_dai_link *link) { - struct snd_soc_dai_link_component dai_component; struct snd_soc_dai *dai; int ret = 0; - memset(&dai_component, 0, sizeof(dai_component)); - dai_component.dai_name = link->cpu_dai_name; - dai = snd_soc_find_dai(&dai_component); + dai = snd_soc_find_dai(link->cpus); if (!dai) { dev_err(sdev->dev, "error: failed to find dai %s in %s", - dai_component.dai_name, __func__); + link->cpus->dai_name, __func__); return -EINVAL; } - /* - * FIXME: this call to hw_free is mainly to release the link DMA ID. - * This is abusing the API and handling SOC internals is not - * recommended. This part will be reworked. - */ - if (dai->driver->ops->hw_free) - ret = dai->driver->ops->hw_free(NULL, dai); - if (ret < 0) - dev_err(sdev->dev, "error: failed to free hda resource for %s\n", - link->name); - return ret; } @@ -2998,6 +2978,49 @@ err: return ret; } +/* Function to set the initial value of SOF kcontrols. + * The value will be stored in scontrol->control_data + */ +static int snd_sof_cache_kcontrol_val(struct snd_sof_dev *sdev) +{ + struct snd_sof_control *scontrol = NULL; + int ipc_cmd, ctrl_type; + int ret = 0; + + list_for_each_entry(scontrol, &sdev->kcontrol_list, list) { + + /* notify DSP of kcontrol values */ + switch (scontrol->cmd) { + case SOF_CTRL_CMD_VOLUME: + case SOF_CTRL_CMD_ENUM: + case SOF_CTRL_CMD_SWITCH: + ipc_cmd = SOF_IPC_COMP_GET_VALUE; + ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET; + break; + case SOF_CTRL_CMD_BINARY: + ipc_cmd = SOF_IPC_COMP_GET_DATA; + ctrl_type = SOF_CTRL_TYPE_DATA_GET; + break; + default: + dev_err(sdev->dev, + "error: Invalid scontrol->cmd: %d\n", + scontrol->cmd); + return -EINVAL; + } + ret = snd_sof_ipc_set_get_comp_data(sdev->ipc, scontrol, + ipc_cmd, ctrl_type, + scontrol->cmd, + false); + if (ret < 0) { + dev_warn(sdev->dev, + "error: kcontrol value get for widget: %d\n", + scontrol->comp_id); + } + } + + return ret; +} + int snd_sof_complete_pipeline(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget) { @@ -3041,6 +3064,11 @@ static void sof_complete(struct snd_soc_component *scomp) break; } } + /* + * cache initial values of SOF kcontrols by reading DSP value over + * IPC. It may be overwritten by alsa-mixer after booting up + */ + snd_sof_cache_kcontrol_val(sdev); } /* manifest - optional to inform component of manifest */ diff --git a/sound/soc/sof/trace.c b/sound/soc/sof/trace.c index d588e4b70fad..befed975161c 100644 --- a/sound/soc/sof/trace.c +++ b/sound/soc/sof/trace.c @@ -13,10 +13,9 @@ #include "sof-priv.h" #include "ops.h" -static size_t sof_wait_trace_avail(struct snd_sof_dev *sdev, - loff_t pos, size_t buffer_size) +static size_t sof_trace_avail(struct snd_sof_dev *sdev, + loff_t pos, size_t buffer_size) { - wait_queue_entry_t wait; loff_t host_offset = READ_ONCE(sdev->host_offset); /* @@ -31,6 +30,28 @@ static size_t sof_wait_trace_avail(struct snd_sof_dev *sdev, if (host_offset > pos) return host_offset - pos; + return 0; +} + +static size_t sof_wait_trace_avail(struct snd_sof_dev *sdev, + loff_t pos, size_t buffer_size) +{ + wait_queue_entry_t wait; + size_t ret = sof_trace_avail(sdev, pos, buffer_size); + + /* data immediately available */ + if (ret) + return ret; + + if (!sdev->dtrace_is_enabled && sdev->dtrace_draining) { + /* + * tracing has ended and all traces have been + * read by client, return EOF + */ + sdev->dtrace_draining = false; + return 0; + } + /* wait for available trace data from FW */ init_waitqueue_entry(&wait, current); set_current_state(TASK_INTERRUPTIBLE); @@ -42,12 +63,7 @@ static size_t sof_wait_trace_avail(struct snd_sof_dev *sdev, } remove_wait_queue(&sdev->trace_sleep, &wait); - /* return bytes available for copy */ - host_offset = READ_ONCE(sdev->host_offset); - if (host_offset < pos) - return buffer_size - pos; - - return host_offset - pos; + return sof_trace_avail(sdev, pos, buffer_size); } static ssize_t sof_dfsentry_trace_read(struct file *file, char __user *buffer, @@ -97,10 +113,23 @@ static ssize_t sof_dfsentry_trace_read(struct file *file, char __user *buffer, return count; } +static int sof_dfsentry_trace_release(struct inode *inode, struct file *file) +{ + struct snd_sof_dfsentry *dfse = inode->i_private; + struct snd_sof_dev *sdev = dfse->sdev; + + /* avoid duplicate traces at next open */ + if (!sdev->dtrace_is_enabled) + sdev->host_offset = 0; + + return 0; +} + static const struct file_operations sof_dfs_trace_fops = { .open = simple_open, .read = sof_dfsentry_trace_read, .llseek = default_llseek, + .release = sof_dfsentry_trace_release, }; static int trace_debugfs_create(struct snd_sof_dev *sdev) @@ -132,7 +161,9 @@ static int trace_debugfs_create(struct snd_sof_dev *sdev) int snd_sof_init_trace_ipc(struct snd_sof_dev *sdev) { - struct sof_ipc_dma_trace_params params; + struct sof_ipc_fw_ready *ready = &sdev->fw_ready; + struct sof_ipc_fw_version *v = &ready->version; + struct sof_ipc_dma_trace_params_ext params; struct sof_ipc_reply ipc_reply; int ret; @@ -140,14 +171,23 @@ int snd_sof_init_trace_ipc(struct snd_sof_dev *sdev) return -EINVAL; /* set IPC parameters */ - params.hdr.size = sizeof(params); - params.hdr.cmd = SOF_IPC_GLB_TRACE_MSG | SOF_IPC_TRACE_DMA_PARAMS; + params.hdr.cmd = SOF_IPC_GLB_TRACE_MSG; + /* PARAMS_EXT is only supported from ABI 3.7.0 onwards */ + if (v->abi_version >= SOF_ABI_VER(3, 7, 0)) { + params.hdr.size = sizeof(struct sof_ipc_dma_trace_params_ext); + params.hdr.cmd |= SOF_IPC_TRACE_DMA_PARAMS_EXT; + params.timestamp_ns = ktime_get(); /* in nanosecond */ + } else { + params.hdr.size = sizeof(struct sof_ipc_dma_trace_params); + params.hdr.cmd |= SOF_IPC_TRACE_DMA_PARAMS; + } params.buffer.phy_addr = sdev->dmatp.addr; params.buffer.size = sdev->dmatb.bytes; params.buffer.pages = sdev->dma_trace_pages; params.stream_tag = 0; sdev->host_offset = 0; + sdev->dtrace_draining = false; ret = snd_sof_dma_trace_init(sdev, ¶ms.stream_tag); if (ret < 0) { @@ -284,6 +324,8 @@ void snd_sof_release_trace(struct snd_sof_dev *sdev) "error: fail in snd_sof_dma_trace_release %d\n", ret); sdev->dtrace_is_enabled = false; + sdev->dtrace_draining = true; + wake_up(&sdev->trace_sleep); } EXPORT_SYMBOL(snd_sof_release_trace); diff --git a/sound/soc/sof/xtensa/Kconfig b/sound/soc/sof/xtensa/Kconfig index 8a9343b85146..defd6d3dc03e 100644 --- a/sound/soc/sof/xtensa/Kconfig +++ b/sound/soc/sof/xtensa/Kconfig @@ -1,2 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only config SND_SOC_SOF_XTENSA tristate |