diff options
| -rw-r--r-- | sound/soc/sof/ipc3-control.c | 38 | ||||
| -rw-r--r-- | sound/soc/sof/pcm.c | 23 | ||||
| -rw-r--r-- | sound/soc/sof/sof-audio.c | 302 | ||||
| -rw-r--r-- | sound/soc/sof/sof-audio.h | 68 | ||||
| -rw-r--r-- | sound/soc/sof/topology.c | 44 |
5 files changed, 368 insertions, 107 deletions
diff --git a/sound/soc/sof/ipc3-control.c b/sound/soc/sof/ipc3-control.c index cde9e481f7f2..4347adcc6543 100644 --- a/sound/soc/sof/ipc3-control.c +++ b/sound/soc/sof/ipc3-control.c @@ -90,26 +90,6 @@ static int sof_ipc3_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool return iops->set_get_data(sdev, cdata, cdata->rhdr.hdr.size, set); } -static inline u32 mixer_to_ipc(unsigned int value, u32 *volume_map, int size) -{ - if (value >= size) - return volume_map[size - 1]; - - return volume_map[value]; -} - -static inline u32 ipc_to_mixer(u32 value, u32 *volume_map, int size) -{ - int i; - - for (i = 0; i < size; i++) { - if (volume_map[i] >= value) - return i; - } - - return i - 1; -} - static void snd_sof_refresh_control(struct snd_sof_control *scontrol) { struct sof_ipc_ctrl_data *cdata = scontrol->ipc_control_data; @@ -694,6 +674,23 @@ static int sof_ipc3_widget_kcontrol_setup(struct snd_sof_dev *sdev, return 0; } +static int +sof_ipc3_set_up_volume_table(struct snd_sof_control *scontrol, int tlv[SOF_TLV_ITEMS], int size) +{ + int i; + + /* init the volume table */ + scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL); + if (!scontrol->volume_table) + return -ENOMEM; + + /* populate the volume table */ + for (i = 0; i < size ; i++) + scontrol->volume_table[i] = vol_compute_gain(i, tlv); + + return 0; +} + const struct sof_ipc_tplg_control_ops tplg_ipc3_control_ops = { .volume_put = sof_ipc3_volume_put, .volume_get = sof_ipc3_volume_get, @@ -708,4 +705,5 @@ const struct sof_ipc_tplg_control_ops tplg_ipc3_control_ops = { .bytes_ext_volatile_get = sof_ipc3_bytes_ext_volatile_get, .update = sof_ipc3_control_update, .widget_kcontrol_setup = sof_ipc3_widget_kcontrol_setup, + .set_up_volume_table = sof_ipc3_set_up_volume_table, }; diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 6242327e663e..a76d0b5b2ad9 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -82,8 +82,10 @@ void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream) } EXPORT_SYMBOL(snd_sof_pcm_period_elapsed); -int sof_pcm_setup_connected_widgets(struct snd_sof_dev *sdev, struct snd_soc_pcm_runtime *rtd, - struct snd_sof_pcm *spcm, int dir) +static int +sof_pcm_setup_connected_widgets(struct snd_sof_dev *sdev, struct snd_soc_pcm_runtime *rtd, + struct snd_sof_pcm *spcm, struct snd_pcm_hw_params *params, + struct snd_sof_platform_stream_params *platform_params, int dir) { struct snd_soc_dai *dai; int ret, j; @@ -102,7 +104,7 @@ int sof_pcm_setup_connected_widgets(struct snd_sof_dev *sdev, struct snd_soc_pcm spcm->stream[dir].list = list; - ret = sof_widget_list_setup(sdev, spcm, dir); + ret = sof_widget_list_setup(sdev, spcm, params, platform_params, dir); if (ret < 0) { dev_err(sdev->dev, "error: failed widget list set up for pcm %d dir %d\n", spcm->pcm.pcm_id, dir); @@ -150,9 +152,16 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, dev_dbg(component->dev, "pcm: hw params stream %d dir %d\n", spcm->pcm.pcm_id, substream->stream); + ret = snd_sof_pcm_platform_hw_params(sdev, substream, params, &platform_params); + if (ret < 0) { + dev_err(component->dev, "platform hw params failed\n"); + return ret; + } + /* if this is a repeated hw_params without hw_free, skip setting up widgets */ if (!spcm->stream[substream->stream].list) { - ret = sof_pcm_setup_connected_widgets(sdev, rtd, spcm, substream->stream); + ret = sof_pcm_setup_connected_widgets(sdev, rtd, spcm, params, &platform_params, + substream->stream); if (ret < 0) return ret; } @@ -166,12 +175,6 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, return ret; } - ret = snd_sof_pcm_platform_hw_params(sdev, substream, params, &platform_params); - if (ret < 0) { - dev_err(component->dev, "platform hw params failed\n"); - return ret; - } - if (pcm_ops->hw_params) { ret = pcm_ops->hw_params(component, substream, params, &platform_params); if (ret < 0) diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index 7ecc84f9872b..8d740635a4bb 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -14,11 +14,16 @@ static void sof_reset_route_setup_status(struct snd_sof_dev *sdev, struct snd_sof_widget *widget) { + const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg; struct snd_sof_route *sroute; list_for_each_entry(sroute, &sdev->route_list, list) - if (sroute->src_widget == widget || sroute->sink_widget == widget) + if (sroute->src_widget == widget || sroute->sink_widget == widget) { + if (sroute->setup && tplg_ops->route_free) + tplg_ops->route_free(sdev, sroute); + sroute->setup = false; + } } int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget) @@ -34,6 +39,9 @@ int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget) if (--swidget->use_count) return 0; + /* reset route setup status for all routes that contain this widget */ + sof_reset_route_setup_status(sdev, swidget); + /* continue to disable core even if IPC fails */ if (tplg_ops->widget_free) err = tplg_ops->widget_free(sdev, swidget); @@ -50,10 +58,6 @@ int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget) err = ret; } - /* reset route setup status for all routes that contain this widget */ - sof_reset_route_setup_status(sdev, swidget); - swidget->complete = 0; - /* * free the scheduler widget (same as pipe_widget) associated with the current swidget. * skip for static pipelines @@ -62,6 +66,7 @@ int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget) ret = sof_widget_free(sdev, swidget->pipe_widget); if (ret < 0 && !err) err = ret; + swidget->pipe_widget->complete = 0; } if (!err) @@ -252,28 +257,249 @@ static int sof_setup_pipeline_connections(struct snd_sof_dev *sdev, return 0; } -int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir) +static void +sof_unprepare_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *widget) +{ + const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; + const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; + struct snd_sof_widget *swidget = widget->dobj.private; + struct snd_soc_dapm_path *p; + + if (!widget_ops[widget->id].ipc_unprepare || !swidget->prepared) + goto sink_unprepare; + + /* unprepare the source widget */ + widget_ops[widget->id].ipc_unprepare(swidget); + swidget->prepared = false; + +sink_unprepare: + /* unprepare all widgets in the sink paths */ + snd_soc_dapm_widget_for_each_sink_path(widget, p) { + if (!p->walking && p->sink->dobj.private) { + p->walking = true; + sof_unprepare_widgets_in_path(sdev, p->sink); + p->walking = false; + } + } +} + +static int +sof_prepare_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *widget, + struct snd_pcm_hw_params *fe_params, + struct snd_sof_platform_stream_params *platform_params, + struct snd_pcm_hw_params *pipeline_params, int dir) +{ + const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; + const struct sof_ipc_tplg_widget_ops *widget_ops = ipc_tplg_ops->widget; + struct snd_sof_widget *swidget = widget->dobj.private; + struct snd_soc_dapm_path *p; + int ret; + + if (!widget_ops[widget->id].ipc_prepare || swidget->prepared) + goto sink_prepare; + + /* prepare the source widget */ + ret = widget_ops[widget->id].ipc_prepare(swidget, fe_params, platform_params, + pipeline_params, dir); + if (ret < 0) { + dev_err(sdev->dev, "failed to prepare widget %s\n", widget->name); + return ret; + } + + swidget->prepared = true; + +sink_prepare: + /* prepare all widgets in the sink paths */ + snd_soc_dapm_widget_for_each_sink_path(widget, p) { + if (!p->walking && p->sink->dobj.private) { + p->walking = true; + ret = sof_prepare_widgets_in_path(sdev, p->sink, fe_params, + platform_params, pipeline_params, dir); + p->walking = false; + if (ret < 0) { + /* unprepare the source widget */ + if (!widget_ops[widget->id].ipc_unprepare && swidget->prepared) { + widget_ops[widget->id].ipc_unprepare(swidget); + swidget->prepared = false; + } + return ret; + } + } + } + + return 0; +} + +/* + * free all widgets in the sink path starting from the source widget + * (DAI type for capture, AIF type for playback) + */ +static int sof_free_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *widget, + int dir) +{ + struct snd_soc_dapm_path *p; + int err; + int ret = 0; + + /* free all widgets even in case of error to keep use counts balanced */ + snd_soc_dapm_widget_for_each_sink_path(widget, p) { + if (!p->walking && p->sink->dobj.private && widget->dobj.private) { + p->walking = true; + if (WIDGET_IS_AIF_OR_DAI(widget->id)) { + err = sof_widget_free(sdev, widget->dobj.private); + if (err < 0) + ret = err; + } + + err = sof_widget_free(sdev, p->sink->dobj.private); + if (err < 0) + ret = err; + + err = sof_free_widgets_in_path(sdev, p->sink, dir); + if (err < 0) + ret = err; + p->walking = false; + } + } + + return ret; +} + +/* + * set up all widgets in the sink path starting from the source widget + * (DAI type for capture, AIF type for playback). + * The error path in this function ensures that all successfully set up widgets getting freed. + */ +static int sof_set_up_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *widget, + int dir) +{ + struct snd_soc_dapm_path *p; + int ret; + + snd_soc_dapm_widget_for_each_sink_path(widget, p) { + if (!p->walking && p->sink->dobj.private && widget->dobj.private) { + p->walking = true; + if (WIDGET_IS_AIF_OR_DAI(widget->id)) { + ret = sof_widget_setup(sdev, widget->dobj.private); + if (ret < 0) + goto out; + } + + ret = sof_widget_setup(sdev, p->sink->dobj.private); + if (ret < 0) { + if (WIDGET_IS_AIF_OR_DAI(widget->id)) + sof_widget_free(sdev, widget->dobj.private); + goto out; + } + + ret = sof_set_up_widgets_in_path(sdev, p->sink, dir); + if (ret < 0) { + if (WIDGET_IS_AIF_OR_DAI(widget->id)) + sof_widget_free(sdev, widget->dobj.private); + sof_widget_free(sdev, p->sink->dobj.private); + } +out: + p->walking = false; + if (ret < 0) + return ret; + } + } + + return 0; +} + +static int +sof_walk_widgets_in_order(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget_list *list, + struct snd_pcm_hw_params *fe_params, + struct snd_sof_platform_stream_params *platform_params, int dir, + enum sof_widget_op op) +{ + struct snd_soc_dapm_widget *widget; + char *str; + int ret = 0; + int i; + + for_each_dapm_widgets(list, i, widget) { + /* starting widget for playback is AIF type */ + if (dir == SNDRV_PCM_STREAM_PLAYBACK && !WIDGET_IS_AIF(widget->id)) + continue; + + /* starting widget for capture is DAI type */ + if (dir == SNDRV_PCM_STREAM_CAPTURE && !WIDGET_IS_DAI(widget->id)) + continue; + + switch (op) { + case SOF_WIDGET_SETUP: + ret = sof_set_up_widgets_in_path(sdev, widget, dir); + str = "set up"; + break; + case SOF_WIDGET_FREE: + ret = sof_free_widgets_in_path(sdev, widget, dir); + str = "free"; + break; + case SOF_WIDGET_PREPARE: + { + struct snd_pcm_hw_params pipeline_params; + + str = "prepare"; + /* + * When walking the list of connected widgets, the pipeline_params for each + * widget is modified by the source widget in the path. Use a local + * copy of the runtime params as the pipeline_params so that the runtime + * params does not get overwritten. + */ + memcpy(&pipeline_params, fe_params, sizeof(*fe_params)); + + ret = sof_prepare_widgets_in_path(sdev, widget, fe_params, + platform_params, &pipeline_params, dir); + break; + } + case SOF_WIDGET_UNPREPARE: + sof_unprepare_widgets_in_path(sdev, widget); + break; + default: + dev_err(sdev->dev, "Invalid widget op %d\n", op); + return -EINVAL; + } + if (ret < 0) { + dev_err(sdev->dev, "Failed to %s connected widgets\n", str); + return ret; + } + } + + return 0; +} + +int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, + struct snd_pcm_hw_params *fe_params, + struct snd_sof_platform_stream_params *platform_params, + int dir) { const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg; struct snd_soc_dapm_widget_list *list = spcm->stream[dir].list; struct snd_soc_dapm_widget *widget; - int i, ret, num_widgets; + int i, ret; /* nothing to set up */ if (!list) return 0; - /* set up widgets in the list */ - for_each_dapm_widgets(list, num_widgets, widget) { - struct snd_sof_widget *swidget = widget->dobj.private; - - if (!swidget) - continue; + /* + * Prepare widgets for set up. The prepare step is used to allocate memory, assign + * instance ID and pick the widget configuration based on the runtime PCM params. + */ + ret = sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, + dir, SOF_WIDGET_PREPARE); + if (ret < 0) + return ret; - /* set up the widget */ - ret = sof_widget_setup(sdev, swidget); - if (ret < 0) - goto widget_free; + /* Set up is used to send the IPC to the DSP to create the widget */ + ret = sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, + dir, SOF_WIDGET_SETUP); + if (ret < 0) { + ret = sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, + dir, SOF_WIDGET_UNPREPARE); + return ret; } /* @@ -315,18 +541,9 @@ int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, in return 0; widget_free: - /* free all widgets that have been set up successfully */ - for_each_dapm_widgets(list, i, widget) { - struct snd_sof_widget *swidget = widget->dobj.private; - - if (!swidget) - continue; - - if (!num_widgets--) - break; - - sof_widget_free(sdev, swidget); - } + sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, dir, + SOF_WIDGET_FREE); + sof_walk_widgets_in_order(sdev, list, NULL, NULL, dir, SOF_WIDGET_UNPREPARE); return ret; } @@ -334,37 +551,22 @@ widget_free: int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir) { struct snd_soc_dapm_widget_list *list = spcm->stream[dir].list; - struct snd_soc_dapm_widget *widget; - int i, ret; - int ret1 = 0; + int ret; /* nothing to free */ if (!list) return 0; - /* - * Free widgets in the list. This can fail but continue freeing other widgets to keep - * use_counts balanced. - */ - for_each_dapm_widgets(list, i, widget) { - struct snd_sof_widget *swidget = widget->dobj.private; - - if (!swidget) - continue; + /* send IPC to free widget in the DSP */ + ret = sof_walk_widgets_in_order(sdev, list, NULL, NULL, dir, SOF_WIDGET_FREE); - /* - * free widget and its pipe_widget. Either of these can fail, but free as many as - * possible before freeing the list and returning the error. - */ - ret = sof_widget_free(sdev, swidget); - if (ret < 0) - ret1 = ret; - } + /* unprepare the widget */ + sof_walk_widgets_in_order(sdev, list, NULL, NULL, dir, SOF_WIDGET_UNPREPARE); snd_soc_dapm_dai_free_widgets(&list); spcm->stream[dir].list = NULL; - return ret1; + return ret; } /* diff --git a/sound/soc/sof/sof-audio.h b/sound/soc/sof/sof-audio.h index f36c4f62bc99..27cc5fb642e5 100644 --- a/sound/soc/sof/sof-audio.h +++ b/sound/soc/sof/sof-audio.h @@ -29,16 +29,47 @@ #define DMA_CHAN_INVALID 0xFFFFFFFF #define WIDGET_IS_DAI(id) ((id) == snd_soc_dapm_dai_in || (id) == snd_soc_dapm_dai_out) +#define WIDGET_IS_AIF(id) ((id) == snd_soc_dapm_aif_in || (id) == snd_soc_dapm_aif_out) +#define WIDGET_IS_AIF_OR_DAI(id) (WIDGET_IS_DAI(id) || WIDGET_IS_AIF(id)) #define SOF_DAI_CLK_INTEL_SSP_MCLK 0 #define SOF_DAI_CLK_INTEL_SSP_BCLK 1 +enum sof_widget_op { + SOF_WIDGET_PREPARE, + SOF_WIDGET_SETUP, + SOF_WIDGET_FREE, + SOF_WIDGET_UNPREPARE, +}; + /* * Volume fractional word length define to 16 sets * the volume linear gain value to use Qx.16 format */ #define VOLUME_FWL 16 +#define SOF_TLV_ITEMS 3 + +static inline u32 mixer_to_ipc(unsigned int value, u32 *volume_map, int size) +{ + if (value >= size) + return volume_map[size - 1]; + + return volume_map[value]; +} + +static inline u32 ipc_to_mixer(u32 value, u32 *volume_map, int size) +{ + int i; + + for (i = 0; i < size; i++) { + if (volume_map[i] >= value) + return i; + } + + return i - 1; +} + struct snd_sof_widget; struct snd_sof_route; struct snd_sof_control; @@ -88,6 +119,9 @@ struct sof_ipc_tplg_control_ops { void (*update)(struct snd_sof_dev *sdev, void *ipc_control_message); /* Optional callback to setup kcontrols associated with an swidget */ int (*widget_kcontrol_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget); + /* mandatory callback to set up volume table for volume kcontrols */ + int (*set_up_volume_table)(struct snd_sof_control *scontrol, int tlv[SOF_TLV_ITEMS], + int size); }; /** @@ -97,6 +131,8 @@ struct sof_ipc_tplg_control_ops { * @token_list: List of token ID's that should be parsed for the widget * @token_list_size: number of elements in token_list * @bind_event: Function pointer for binding events to the widget + * @ipc_prepare: Optional op for preparing a widget for set up + * @ipc_unprepare: Optional op for unpreparing a widget */ struct sof_ipc_tplg_widget_ops { int (*ipc_setup)(struct snd_sof_widget *swidget); @@ -105,6 +141,11 @@ struct sof_ipc_tplg_widget_ops { int token_list_size; int (*bind_event)(struct snd_soc_component *scomp, struct snd_sof_widget *swidget, u16 event_type); + int (*ipc_prepare)(struct snd_sof_widget *swidget, + struct snd_pcm_hw_params *fe_params, + struct snd_sof_platform_stream_params *platform_params, + struct snd_pcm_hw_params *source_params, int dir); + void (*ipc_unprepare)(struct snd_sof_widget *swidget); }; /** @@ -114,6 +155,7 @@ struct sof_ipc_tplg_widget_ops { * initialized to 0. * @control: Pointer to the IPC-specific ops for topology kcontrol IO * @route_setup: Function pointer for setting up pipeline connections + * @route_free: Optional op for freeing pipeline connections. * @token_list: List of all tokens supported by the IPC version. The size of the token_list * array should be SOF_TOKEN_COUNT. The unused elements in the array will be * initialized to 0. @@ -131,6 +173,7 @@ struct sof_ipc_tplg_ops { const struct sof_ipc_tplg_widget_ops *widget; const struct sof_ipc_tplg_control_ops *control; int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); + int (*route_free)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute); const struct sof_token_info *token_list; int (*control_setup)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); int (*control_free)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol); @@ -293,10 +336,24 @@ struct snd_sof_widget { struct snd_soc_component *scomp; int comp_id; int pipeline_id; + /* + * complete flag is used to indicate that pipeline set up is complete for scheduler type + * widgets. It is unused for all other widget types. + */ int complete; + /* + * the prepared flag is used to indicate that a widget has been prepared for getting set + * up in the DSP. + */ + bool prepared; int use_count; /* use_count will be protected by the PCM mutex held by the core */ int core; - int id; + int id; /* id is the DAPM widget type */ + /* + * Instance ID is set dynamically when the widget gets set up in the FW. It should be + * unique for each module type across all pipelines. This will not be used in SOF_IPC. + */ + int instance_id; /* * Flag indicating if the widget should be set up dynamically when a PCM is opened. @@ -311,6 +368,7 @@ struct snd_sof_widget { struct snd_soc_dapm_widget *widget; struct list_head list; /* list in sdev widget list */ struct snd_sof_widget *pipe_widget; + void *module_info; const guid_t uuid; @@ -447,7 +505,10 @@ int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *wsourc struct snd_soc_dapm_widget *wsink); /* PCM */ -int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir); +int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, + struct snd_pcm_hw_params *fe_params, + struct snd_sof_platform_stream_params *platform_params, + int dir); int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir); int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream, struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm); @@ -461,6 +522,5 @@ int get_token_uuid(void *elem, void *object, u32 offset); int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id, struct snd_sof_tuple *tuples, int num_tuples, size_t object_size, int token_instance_num); -int sof_pcm_setup_connected_widgets(struct snd_sof_dev *sdev, struct snd_soc_pcm_runtime *rtd, - struct snd_sof_pcm *spcm, int dir); +u32 vol_compute_gain(u32 value, int *tlv); #endif diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c index 5e959f8c4cb9..b1fcab7ce48e 100644 --- a/sound/soc/sof/topology.c +++ b/sound/soc/sof/topology.c @@ -32,7 +32,6 @@ #define VOL_HALF_DB_STEP 50 /* TLV data items */ -#define TLV_ITEMS 3 #define TLV_MIN 0 #define TLV_STEP 1 #define TLV_MUTE 2 @@ -134,7 +133,7 @@ int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum so return 0; } -static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS]) +static inline int get_tlv_data(const int *p, int tlv[SOF_TLV_ITEMS]) { /* we only support dB scale TLV type at the moment */ if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE) @@ -224,7 +223,7 @@ static u32 vol_pow32(u32 a, int exp, u32 fwl) * Function to calculate volume gain from TLV data. * This function can only handle gain steps that are multiples of 0.5 dB */ -static u32 vol_compute_gain(u32 value, int *tlv) +u32 vol_compute_gain(u32 value, int *tlv) { int dB_gain; u32 linear_gain; @@ -263,20 +262,17 @@ static u32 vol_compute_gain(u32 value, int *tlv) * "size" specifies the number of entries in the table */ static int set_up_volume_table(struct snd_sof_control *scontrol, - int tlv[TLV_ITEMS], int size) + int tlv[SOF_TLV_ITEMS], int size) { - int j; - - /* init the volume table */ - scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL); - if (!scontrol->volume_table) - return -ENOMEM; + struct snd_soc_component *scomp = scontrol->scomp; + struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); + const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg; - /* populate the volume table */ - for (j = 0; j < size ; j++) - scontrol->volume_table[j] = vol_compute_gain(j, tlv); + if (tplg_ops->control->set_up_volume_table) + return tplg_ops->control->set_up_volume_table(scontrol, tlv, size); - return 0; + dev_err(scomp->dev, "Mandatory op %s not set\n", __func__); + return -EINVAL; } struct sof_dai_types { @@ -772,7 +768,7 @@ static int sof_control_load_volume(struct snd_soc_component *scomp, struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp); struct snd_soc_tplg_mixer_control *mc = container_of(hdr, struct snd_soc_tplg_mixer_control, hdr); - int tlv[TLV_ITEMS]; + int tlv[SOF_TLV_ITEMS]; unsigned int mask; int ret; @@ -1725,14 +1721,16 @@ static int sof_link_load(struct snd_soc_component *scomp, int index, struct snd_ return -ENOMEM; } - /* parse one set of DAI link tokens */ - ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size), - SOF_DAI_LINK_TOKENS, 1, slink->tuples, - num_tuples, &slink->num_tuples); - if (ret < 0) { - dev_err(scomp->dev, "failed to parse %s for dai link %s\n", - token_list[SOF_DAI_LINK_TOKENS].name, link->name); - goto err; + if (token_list[SOF_DAI_LINK_TOKENS].tokens) { + /* parse one set of DAI link tokens */ + ret = sof_copy_tuples(sdev, private->array, le32_to_cpu(private->size), + SOF_DAI_LINK_TOKENS, 1, slink->tuples, + num_tuples, &slink->num_tuples); + if (ret < 0) { + dev_err(scomp->dev, "failed to parse %s for dai link %s\n", + token_list[SOF_DAI_LINK_TOKENS].name, link->name); + goto err; + } } /* nothing more to do if there are no DAI type-specific tokens defined */ |