diff options
Diffstat (limited to 'sound/soc/intel/skylake/skl-topology.c')
| -rw-r--r-- | sound/soc/intel/skylake/skl-topology.c | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c index 827f21db0eb2..648bbbfdd472 100644 --- a/sound/soc/intel/skylake/skl-topology.c +++ b/sound/soc/intel/skylake/skl-topology.c @@ -1011,3 +1011,221 @@ int skl_tplg_be_update_params(struct snd_soc_dai *dai, return 0; } + +static const struct snd_soc_tplg_widget_events skl_tplg_widget_ops[] = { + {SKL_MIXER_EVENT, skl_tplg_mixer_event}, + {SKL_VMIXER_EVENT, skl_tplg_vmixer_event}, + {SKL_PGA_EVENT, skl_tplg_pga_event}, +}; + +/* + * The topology binary passes the pin info for a module so initialize the pin + * info passed into module instance + */ +static void skl_fill_module_pin_info(struct device *dev, + struct skl_module_pin *m_pin, + int max_pin) +{ + int i; + + for (i = 0; i < max_pin; i++) { + m_pin[i].id.module_id = 0; + m_pin[i].id.instance_id = 0; + m_pin[i].in_use = false; + m_pin[i].is_dynamic = true; + m_pin[i].pin_index = i; + } +} + +/* + * Add pipeline from topology binary into driver pipeline list + * + * If already added we return that instance + * Otherwise we create a new instance and add into driver list + */ +static struct skl_pipe *skl_tplg_add_pipe(struct device *dev, + struct skl *skl, struct skl_dfw_pipe *dfw_pipe) +{ + struct skl_pipeline *ppl; + struct skl_pipe *pipe; + struct skl_pipe_params *params; + + list_for_each_entry(ppl, &skl->ppl_list, node) { + if (ppl->pipe->ppl_id == dfw_pipe->pipe_id) + return ppl->pipe; + } + + ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL); + if (!ppl) + return NULL; + + pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL); + if (!pipe) + return NULL; + + params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL); + if (!params) + return NULL; + + pipe->ppl_id = dfw_pipe->pipe_id; + pipe->memory_pages = dfw_pipe->memory_pages; + pipe->pipe_priority = dfw_pipe->pipe_priority; + pipe->conn_type = dfw_pipe->conn_type; + pipe->state = SKL_PIPE_INVALID; + pipe->p_params = params; + INIT_LIST_HEAD(&pipe->w_list); + + ppl->pipe = pipe; + list_add(&ppl->node, &skl->ppl_list); + + return ppl->pipe; +} + +/* + * Topology core widget load callback + * + * This is used to save the private data for each widget which gives + * information to the driver about module and pipeline parameters which DSP + * FW expects like ids, resource values, formats etc + */ +static int skl_tplg_widget_load(struct snd_soc_component *cmpnt, + struct snd_soc_dapm_widget *w, + struct snd_soc_tplg_dapm_widget *tplg_w) +{ + int ret; + struct hdac_ext_bus *ebus = snd_soc_component_get_drvdata(cmpnt); + struct skl *skl = ebus_to_skl(ebus); + struct hdac_bus *bus = ebus_to_hbus(ebus); + struct skl_module_cfg *mconfig; + struct skl_pipe *pipe; + struct skl_dfw_module *dfw_config = (struct skl_dfw_module *)tplg_w->priv.data; + + if (!tplg_w->priv.size) + goto bind_event; + + mconfig = devm_kzalloc(bus->dev, sizeof(*mconfig), GFP_KERNEL); + + if (!mconfig) + return -ENOMEM; + + w->priv = mconfig; + mconfig->id.module_id = dfw_config->module_id; + mconfig->id.instance_id = dfw_config->instance_id; + mconfig->mcps = dfw_config->max_mcps; + mconfig->ibs = dfw_config->ibs; + mconfig->obs = dfw_config->obs; + mconfig->core_id = dfw_config->core_id; + mconfig->max_in_queue = dfw_config->max_in_queue; + mconfig->max_out_queue = dfw_config->max_out_queue; + mconfig->is_loadable = dfw_config->is_loadable; + mconfig->in_fmt.channels = dfw_config->in_fmt.channels; + mconfig->in_fmt.s_freq = dfw_config->in_fmt.freq; + mconfig->in_fmt.bit_depth = dfw_config->in_fmt.bit_depth; + mconfig->in_fmt.valid_bit_depth = dfw_config->in_fmt.valid_bit_depth; + mconfig->in_fmt.ch_cfg = dfw_config->in_fmt.ch_cfg; + mconfig->out_fmt.channels = dfw_config->out_fmt.channels; + mconfig->out_fmt.s_freq = dfw_config->out_fmt.freq; + mconfig->out_fmt.bit_depth = dfw_config->out_fmt.bit_depth; + mconfig->out_fmt.valid_bit_depth = dfw_config->out_fmt.valid_bit_depth; + mconfig->out_fmt.ch_cfg = dfw_config->out_fmt.ch_cfg; + mconfig->params_fixup = dfw_config->params_fixup; + mconfig->converter = dfw_config->converter; + mconfig->m_type = dfw_config->module_type; + mconfig->vbus_id = dfw_config->vbus_id; + + pipe = skl_tplg_add_pipe(bus->dev, skl, &dfw_config->pipe); + if (pipe) + mconfig->pipe = pipe; + + mconfig->dev_type = dfw_config->dev_type; + mconfig->hw_conn_type = dfw_config->hw_conn_type; + mconfig->time_slot = dfw_config->time_slot; + mconfig->formats_config.caps_size = dfw_config->caps.caps_size; + + mconfig->m_in_pin = devm_kzalloc(bus->dev, (mconfig->max_in_queue) * + sizeof(*mconfig->m_in_pin), + GFP_KERNEL); + if (!mconfig->m_in_pin) + return -ENOMEM; + + mconfig->m_out_pin = devm_kzalloc(bus->dev, (mconfig->max_in_queue) * + sizeof(*mconfig->m_out_pin), + GFP_KERNEL); + if (!mconfig->m_out_pin) + return -ENOMEM; + + skl_fill_module_pin_info(bus->dev, mconfig->m_in_pin, + mconfig->max_in_queue); + skl_fill_module_pin_info(bus->dev, mconfig->m_out_pin, + mconfig->max_out_queue); + + if (mconfig->formats_config.caps_size == 0) + goto bind_event; + + mconfig->formats_config.caps = (u32 *)devm_kzalloc(bus->dev, + mconfig->formats_config.caps_size, GFP_KERNEL); + + if (mconfig->formats_config.caps == NULL) + return -ENOMEM; + + memcpy(mconfig->formats_config.caps, dfw_config->caps.caps, + dfw_config->caps.caps_size); + +bind_event: + if (tplg_w->event_type == 0) { + dev_info(bus->dev, "ASoC: No event handler required\n"); + return 0; + } + + ret = snd_soc_tplg_widget_bind_event(w, skl_tplg_widget_ops, + ARRAY_SIZE(skl_tplg_widget_ops), tplg_w->event_type); + + if (ret) { + dev_err(bus->dev, "%s: No matching event handlers found for %d\n", + __func__, tplg_w->event_type); + return -EINVAL; + } + + return 0; +} + +static struct snd_soc_tplg_ops skl_tplg_ops = { + .widget_load = skl_tplg_widget_load, +}; + +/* This will be read from topology manifest, currently defined here */ +#define SKL_MAX_MCPS 30000000 +#define SKL_FW_MAX_MEM 1000000 + +/* + * SKL topology init routine + */ +int skl_tplg_init(struct snd_soc_platform *platform, struct hdac_ext_bus *ebus) +{ + int ret; + const struct firmware *fw; + struct hdac_bus *bus = ebus_to_hbus(ebus); + struct skl *skl = ebus_to_skl(ebus); + + ret = request_firmware(&fw, "dfw_sst.bin", bus->dev); + if (ret < 0) { + dev_err(bus->dev, "config firmware %s request failed with %d\n", + "dfw_sst.bin", ret); + return ret; + } + + /* + * The complete tplg for SKL is loaded as index 0, we don't use + * any other index + */ + ret = snd_soc_tplg_component_load(&platform->component, &skl_tplg_ops, fw, 0); + if (ret < 0) { + dev_err(bus->dev, "tplg component load failed%d\n", ret); + return -EINVAL; + } + + skl->resource.max_mcps = SKL_MAX_MCPS; + skl->resource.max_mem = SKL_FW_MAX_MEM; + + return 0; +} |