diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c index 761dfc4ec017..2f1991dc9f55 100644 --- a/sound/soc/intel/skylake/skl-topology.c +++ b/sound/soc/intel/skylake/skl-topology.c @@ -1769,6 +1769,29 @@ static int skl_tplg_create_pipe_widget_list(struct snd_soc_platform *platform) return 0; } +static void skl_tplg_set_pipe_type(struct skl *skl, struct skl_pipe *pipe) +{ + struct skl_pipe_module *w_module; + struct snd_soc_dapm_widget *w; + struct skl_module_cfg *mconfig; + bool host_found = false, link_found = false; + + list_for_each_entry(w_module, &pipe->w_list, node) { + w = w_module->w; + mconfig = w->priv; + + if (mconfig->dev_type == SKL_DEVICE_HDAHOST) + host_found = true; + else if (mconfig->dev_type != SKL_DEVICE_NONE) + link_found = true; + } + + if (host_found && link_found) + pipe->passthru = true; + else + pipe->passthru = false; +} + /* This will be read from topology manifest, currently defined here */ #define SKL_MAX_MCPS 30000000 #define SKL_FW_MAX_MEM 1000000 @@ -1782,6 +1805,7 @@ int skl_tplg_init(struct snd_soc_platform *platform, struct hdac_ext_bus *ebus) const struct firmware *fw; struct hdac_bus *bus = ebus_to_hbus(ebus); struct skl *skl = ebus_to_skl(ebus); + struct skl_pipeline *ppl; ret = request_firmware(&fw, skl->tplg_name, bus->dev); if (ret < 0) { @@ -1815,5 +1839,8 @@ int skl_tplg_init(struct snd_soc_platform *platform, struct hdac_ext_bus *ebus) if (ret < 0) return ret; + list_for_each_entry(ppl, &skl->ppl_list, node) + skl_tplg_set_pipe_type(skl, ppl->pipe); + return 0; } diff --git a/sound/soc/intel/skylake/skl-topology.h b/sound/soc/intel/skylake/skl-topology.h index d4a58bcd8c7d..170d68b4e12d 100644 --- a/sound/soc/intel/skylake/skl-topology.h +++ b/sound/soc/intel/skylake/skl-topology.h @@ -271,6 +271,7 @@ struct skl_pipe { struct skl_pipe_params *p_params; enum skl_pipe_state state; struct list_head w_list; + bool passthru; }; enum skl_module_state {