diff options
Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r-- | sound/soc/soc-dapm.c | 355 |
1 files changed, 187 insertions, 168 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 7d85c64..b8f653e 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -42,6 +42,7 @@ #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> +#include <sound/soc.h> #include <sound/soc-dapm.h> #include <sound/initval.h> @@ -120,35 +121,36 @@ static inline struct snd_soc_dapm_widget *dapm_cnew_widget( * Returns 0 for success else error. */ static int snd_soc_dapm_set_bias_level(struct snd_soc_card *card, - struct snd_soc_codec *codec, enum snd_soc_bias_level level) + struct snd_soc_dapm_context *dapm, + enum snd_soc_bias_level level) { int ret = 0; switch (level) { case SND_SOC_BIAS_ON: - dev_dbg(codec->dev, "Setting full bias\n"); + dev_dbg(dapm->dev, "Setting full bias\n"); break; case SND_SOC_BIAS_PREPARE: - dev_dbg(codec->dev, "Setting bias prepare\n"); + dev_dbg(dapm->dev, "Setting bias prepare\n"); break; case SND_SOC_BIAS_STANDBY: - dev_dbg(codec->dev, "Setting standby bias\n"); + dev_dbg(dapm->dev, "Setting standby bias\n"); break; case SND_SOC_BIAS_OFF: - dev_dbg(codec->dev, "Setting bias off\n"); + dev_dbg(dapm->dev, "Setting bias off\n"); break; default: - dev_err(codec->dev, "Setting invalid bias %d\n", level); + dev_err(dapm->dev, "Setting invalid bias %d\n", level); return -EINVAL; } if (card && card->set_bias_level) ret = card->set_bias_level(card, level); if (ret == 0) { - if (codec->driver->set_bias_level) - ret = codec->driver->set_bias_level(codec, level); + if (dapm->codec && dapm->codec->driver->set_bias_level) + ret = dapm->codec->driver->set_bias_level(dapm->codec, level); else - codec->bias_level = level; + dapm->bias_level = level; } return ret; @@ -241,7 +243,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w, } /* connect mux widget to its interconnecting audio paths */ -static int dapm_connect_mux(struct snd_soc_codec *codec, +static int dapm_connect_mux(struct snd_soc_dapm_context *dapm, struct snd_soc_dapm_widget *src, struct snd_soc_dapm_widget *dest, struct snd_soc_dapm_path *path, const char *control_name, const struct snd_kcontrol_new *kcontrol) @@ -251,7 +253,7 @@ static int dapm_connect_mux(struct snd_soc_codec *codec, for (i = 0; i < e->max; i++) { if (!(strcmp(control_name, e->texts[i]))) { - list_add(&path->list, &codec->dapm_paths); + list_add(&path->list, &dapm->paths); list_add(&path->list_sink, &dest->sources); list_add(&path->list_source, &src->sinks); path->name = (char*)e->texts[i]; @@ -264,7 +266,7 @@ static int dapm_connect_mux(struct snd_soc_codec *codec, } /* connect mixer widget to its interconnecting audio paths */ -static int dapm_connect_mixer(struct snd_soc_codec *codec, +static int dapm_connect_mixer(struct snd_soc_dapm_context *dapm, struct snd_soc_dapm_widget *src, struct snd_soc_dapm_widget *dest, struct snd_soc_dapm_path *path, const char *control_name) { @@ -273,7 +275,7 @@ static int dapm_connect_mixer(struct snd_soc_codec *codec, /* search for mixer kcontrol */ for (i = 0; i < dest->num_kcontrols; i++) { if (!strcmp(control_name, dest->kcontrols[i].name)) { - list_add(&path->list, &codec->dapm_paths); + list_add(&path->list, &dapm->paths); list_add(&path->list_sink, &dest->sources); list_add(&path->list_source, &src->sinks); path->name = dest->kcontrols[i].name; @@ -290,6 +292,7 @@ static int dapm_update_bits(struct snd_soc_dapm_widget *widget) int change, power; unsigned int old, new; struct snd_soc_codec *codec = widget->codec; + struct snd_soc_dapm_context *dapm = widget->dapm; /* check for valid widgets */ if (widget->reg < 0 || widget->id == snd_soc_dapm_input || @@ -309,10 +312,10 @@ static int dapm_update_bits(struct snd_soc_dapm_widget *widget) change = old != new; if (change) { - pop_dbg(codec->pop_time, "pop test %s : %s in %d ms\n", + pop_dbg(dapm->pop_time, "pop test %s : %s in %d ms\n", widget->name, widget->power ? "on" : "off", - codec->pop_time); - pop_wait(codec->pop_time); + dapm->pop_time); + pop_wait(dapm->pop_time); snd_soc_write(codec, widget->reg, new); } pr_debug("reg %x old %x new %x change %d\n", widget->reg, @@ -321,12 +324,13 @@ static int dapm_update_bits(struct snd_soc_dapm_widget *widget) } /* create new dapm mixer control */ -static int dapm_new_mixer(struct snd_soc_codec *codec, +static int dapm_new_mixer(struct snd_soc_dapm_context *dapm, struct snd_soc_dapm_widget *w) { int i, ret = 0; size_t name_len; struct snd_soc_dapm_path *path; + struct snd_card *card = dapm->codec->card->snd_card; /* add kcontrol */ for (i = 0; i < w->num_kcontrols; i++) { @@ -368,7 +372,7 @@ static int dapm_new_mixer(struct snd_soc_codec *codec, path->kcontrol = snd_soc_cnew(&w->kcontrols[i], w, path->long_name); - ret = snd_ctl_add(codec->card->snd_card, path->kcontrol); + ret = snd_ctl_add(card, path->kcontrol); if (ret < 0) { printk(KERN_ERR "asoc: failed to add dapm kcontrol %s: %d\n", path->long_name, @@ -383,11 +387,12 @@ static int dapm_new_mixer(struct snd_soc_codec *codec, } /* create new dapm mux control */ -static int dapm_new_mux(struct snd_soc_codec *codec, +static int dapm_new_mux(struct snd_soc_dapm_context *dapm, struct snd_soc_dapm_widget *w) { struct snd_soc_dapm_path *path = NULL; struct snd_kcontrol *kcontrol; + struct snd_card *card = dapm->codec->card->snd_card; int ret = 0; if (!w->num_kcontrols) { @@ -396,7 +401,8 @@ static int dapm_new_mux(struct snd_soc_codec *codec, } kcontrol = snd_soc_cnew(&w->kcontrols[0], w, w->name); - ret = snd_ctl_add(codec->card->snd_card, kcontrol); + ret = snd_ctl_add(card, kcontrol); + if (ret < 0) goto err; @@ -411,7 +417,7 @@ err: } /* create new dapm volume control */ -static int dapm_new_pga(struct snd_soc_codec *codec, +static int dapm_new_pga(struct snd_soc_dapm_context *dapm, struct snd_soc_dapm_widget *w) { if (w->num_kcontrols) @@ -421,11 +427,11 @@ static int dapm_new_pga(struct snd_soc_codec *codec, } /* reset 'walked' bit for each dapm path */ -static inline void dapm_clear_walk(struct snd_soc_codec *codec) +static inline void dapm_clear_walk(struct snd_soc_dapm_context *dapm) { struct snd_soc_dapm_path *p; - list_for_each_entry(p, &codec->dapm_paths, list) + list_for_each_entry(p, &dapm->paths, list) p->walked = 0; } @@ -435,7 +441,7 @@ static inline void dapm_clear_walk(struct snd_soc_codec *codec) */ static int snd_soc_dapm_suspend_check(struct snd_soc_dapm_widget *widget) { - int level = snd_power_get_state(widget->codec->card->snd_card); + int level = snd_power_get_state(widget->dapm->codec->card->snd_card); switch (level) { case SNDRV_CTL_POWER_D3hot: @@ -621,9 +627,9 @@ static int dapm_generic_check_power(struct snd_soc_dapm_widget *w) int in, out; in = is_connected_input_ep(w); - dapm_clear_walk(w->codec); + dapm_clear_walk(w->dapm); out = is_connected_output_ep(w); - dapm_clear_walk(w->codec); + dapm_clear_walk(w->dapm); return out != 0 && in != 0; } @@ -634,7 +640,7 @@ static int dapm_adc_check_power(struct snd_soc_dapm_widget *w) if (w->active) { in = is_connected_input_ep(w); - dapm_clear_walk(w->codec); + dapm_clear_walk(w->dapm); return in != 0; } else { return dapm_generic_check_power(w); @@ -648,7 +654,7 @@ static int dapm_dac_check_power(struct snd_soc_dapm_widget *w) if (w->active) { out = is_connected_output_ep(w); - dapm_clear_walk(w->codec); + dapm_clear_walk(w->dapm); return out != 0; } else { return dapm_generic_check_power(w); @@ -674,7 +680,7 @@ static int dapm_supply_check_power(struct snd_soc_dapm_widget *w) } } - dapm_clear_walk(w->codec); + dapm_clear_walk(w->dapm); return power; } @@ -710,7 +716,7 @@ static void dapm_seq_insert(struct snd_soc_dapm_widget *new_widget, } /* Apply the coalesced changes from a DAPM sequence */ -static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, +static void dapm_seq_run_coalesced(struct snd_soc_dapm_context *dapm, struct list_head *pending) { struct snd_soc_dapm_widget *w; @@ -735,14 +741,14 @@ static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, if (power) value |= cur_mask; - pop_dbg(codec->pop_time, + pop_dbg(dapm->pop_time, "pop test : Queue %s: reg=0x%x, 0x%x/0x%x\n", w->name, reg, value, mask); /* power up pre event */ if (w->power && w->event && (w->event_flags & SND_SOC_DAPM_PRE_PMU)) { - pop_dbg(codec->pop_time, "pop test : %s PRE_PMU\n", + pop_dbg(dapm->pop_time, "pop test : %s PRE_PMU\n", w->name); ret = w->event(w, NULL, SND_SOC_DAPM_PRE_PMU); if (ret < 0) @@ -753,7 +759,7 @@ static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, /* power down pre event */ if (!w->power && w->event && (w->event_flags & SND_SOC_DAPM_PRE_PMD)) { - pop_dbg(codec->pop_time, "pop test : %s PRE_PMD\n", + pop_dbg(dapm->pop_time, "pop test : %s PRE_PMD\n", w->name); ret = w->event(w, NULL, SND_SOC_DAPM_PRE_PMD); if (ret < 0) @@ -763,18 +769,18 @@ static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, } if (reg >= 0) { - pop_dbg(codec->pop_time, + pop_dbg(dapm->pop_time, "pop test : Applying 0x%x/0x%x to %x in %dms\n", - value, mask, reg, codec->pop_time); - pop_wait(codec->pop_time); - snd_soc_update_bits(codec, reg, mask, value); + value, mask, reg, dapm->pop_time); + pop_wait(dapm->pop_time); + snd_soc_update_bits(dapm->codec, reg, mask, value); } list_for_each_entry(w, pending, power_list) { /* power up post event */ if (w->power && w->event && (w->event_flags & SND_SOC_DAPM_POST_PMU)) { - pop_dbg(codec->pop_time, "pop test : %s POST_PMU\n", + pop_dbg(dapm->pop_time, "pop test : %s POST_PMU\n", w->name); ret = w->event(w, NULL, SND_SOC_DAPM_POST_PMU); @@ -786,7 +792,7 @@ static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, /* power down post event */ if (!w->power && w->event && (w->event_flags & SND_SOC_DAPM_POST_PMD)) { - pop_dbg(codec->pop_time, "pop test : %s POST_PMD\n", + pop_dbg(dapm->pop_time, "pop test : %s POST_PMD\n", w->name); ret = w->event(w, NULL, SND_SOC_DAPM_POST_PMD); if (ret < 0) @@ -804,8 +810,8 @@ static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, * Currently anything that requires more than a single write is not * handled. */ -static void dapm_seq_run(struct snd_soc_codec *codec, struct list_head *list, - int event, int sort[]) +static void dapm_seq_run(struct snd_soc_dapm_context *dapm, + struct list_head *list, int event, int sort[]) { struct snd_soc_dapm_widget *w, *n; LIST_HEAD(pending); @@ -819,7 +825,7 @@ static void dapm_seq_run(struct snd_soc_codec *codec, struct list_head *list, /* Do we need to apply any queued changes? */ if (sort[w->id] != cur_sort || w->reg != cur_reg) { if (!list_empty(&pending)) - dapm_seq_run_coalesced(codec, &pending); + dapm_seq_run_coalesced(dapm, &pending); INIT_LIST_HEAD(&pending); cur_sort = -1; @@ -877,7 +883,7 @@ static void dapm_seq_run(struct snd_soc_codec *codec, struct list_head *list, } if (!list_empty(&pending)) - dapm_seq_run_coalesced(codec, &pending); + dapm_seq_run_coalesced(dapm, &pending); } /* @@ -889,9 +895,9 @@ static void dapm_seq_run(struct snd_soc_codec *codec, struct list_head *list, * o Input pin to Output pin (bypass, sidetone) * o DAC to ADC (loopback). */ -static int dapm_power_widgets(struct snd_soc_codec *codec, int event) +static int dapm_power_widgets(struct snd_soc_dapm_context *dapm, int event) { - struct snd_soc_card *card = codec->card; + struct snd_soc_card *card = dapm->codec->card; struct snd_soc_dapm_widget *w; LIST_HEAD(up_list); LIST_HEAD(down_list); @@ -902,7 +908,7 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event) /* Check which widgets we need to power and store them in * lists indicating if they should be powered up or down. */ - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { switch (w->id) { case snd_soc_dapm_pre: dapm_seq_insert(w, &down_list, dapm_down_seq); @@ -938,7 +944,7 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event) /* If there are no DAPM widgets then try to figure out power from the * event type. */ - if (list_empty(&codec->dapm_widgets)) { + if (list_empty(&dapm->widgets)) { switch (event) { case SND_SOC_DAPM_STREAM_START: case SND_SOC_DAPM_STREAM_RESUME: @@ -948,7 +954,7 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event) sys_power = 0; break; case SND_SOC_DAPM_STREAM_NOP: - switch (codec->bias_level) { + switch (dapm->bias_level) { case SND_SOC_BIAS_STANDBY: case SND_SOC_BIAS_OFF: sys_power = 0; @@ -963,52 +969,52 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event) } } - if (sys_power && codec->bias_level == SND_SOC_BIAS_OFF) { - ret = snd_soc_dapm_set_bias_level(card, codec, + if (sys_power && dapm->bias_level == SND_SOC_BIAS_OFF) { + ret = snd_soc_dapm_set_bias_level(card, dapm, SND_SOC_BIAS_STANDBY); if (ret != 0) pr_err("Failed to turn on bias: %d\n", ret); } /* If we're changing to all on or all off then prepare */ - if ((sys_power && codec->bias_level == SND_SOC_BIAS_STANDBY) || - (!sys_power && codec->bias_level == SND_SOC_BIAS_ON)) { - ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_PREPARE); + if ((sys_power && dapm->bias_level == SND_SOC_BIAS_STANDBY) || + (!sys_power && dapm->bias_level == SND_SOC_BIAS_ON)) { + ret = snd_soc_dapm_set_bias_level(card, dapm, SND_SOC_BIAS_PREPARE); if (ret != 0) pr_err("Failed to prepare bias: %d\n", ret); } /* Power down widgets first; try to avoid amplifying pops. */ - dapm_seq_run(codec, &down_list, event, dapm_down_seq); + dapm_seq_run(dapm, &down_list, event, dapm_down_seq); /* Now power up. */ - dapm_seq_run(codec, &up_list, event, dapm_up_seq); + dapm_seq_run(dapm, &up_list, event, dapm_up_seq); /* If we just powered the last thing off drop to standby bias */ - if (codec->bias_level == SND_SOC_BIAS_PREPARE && !sys_power) { - ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_STANDBY); + if (dapm->bias_level == SND_SOC_BIAS_PREPARE && !sys_power) { + ret = snd_soc_dapm_set_bias_level(card, dapm, SND_SOC_BIAS_STANDBY); if (ret != 0) pr_err("Failed to apply standby bias: %d\n", ret); } /* If we're in standby and can support bias off then do that */ - if (codec->bias_level == SND_SOC_BIAS_STANDBY && - codec->idle_bias_off) { - ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_OFF); + if (dapm->bias_level == SND_SOC_BIAS_STANDBY && + dapm->idle_bias_off) { + ret = snd_soc_dapm_set_bias_level(card, dapm, SND_SOC_BIAS_OFF); if (ret != 0) pr_err("Failed to turn off bias: %d\n", ret); } /* If we just powered up then move to active bias */ - if (codec->bias_level == SND_SOC_BIAS_PREPARE && sys_power) { - ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_ON); + if (dapm->bias_level == SND_SOC_BIAS_PREPARE && sys_power) { + ret = snd_soc_dapm_set_bias_level(card, dapm, SND_SOC_BIAS_ON); if (ret != 0) pr_err("Failed to apply active bias: %d\n", ret); } - pop_dbg(codec->pop_time, "DAPM sequencing finished, waiting %dms\n", - codec->pop_time); - pop_wait(codec->pop_time); + pop_dbg(dapm->pop_time, "DAPM sequencing finished, waiting %dms\n", + dapm->pop_time); + pop_wait(dapm->pop_time); return 0; } @@ -1035,9 +1041,9 @@ static ssize_t dapm_widget_power_read_file(struct file *file, return -ENOMEM; in = is_connected_input_ep(w); - dapm_clear_walk(w->codec); + dapm_clear_walk(w->dapm); out = is_connected_output_ep(w); - dapm_clear_walk(w->codec); + dapm_clear_walk(w->dapm); ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d", w->name, w->power ? "On" : "Off", in, out); @@ -1087,20 +1093,20 @@ static const struct file_operations dapm_widget_power_fops = { .llseek = default_llseek, }; -void snd_soc_dapm_debugfs_init(struct snd_soc_codec *codec) +void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm) { struct snd_soc_dapm_widget *w; struct dentry *d; - if (!codec->debugfs_dapm) + if (!dapm->debugfs_dapm) return; - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { if (!w->name) continue; d = debugfs_create_file(w->name, 0444, - codec->debugfs_dapm, w, + dapm->debugfs_dapm, w, &dapm_widget_power_fops); if (!d) printk(KERN_WARNING @@ -1109,7 +1115,7 @@ void snd_soc_dapm_debugfs_init(struct snd_soc_codec *codec) } } #else -void snd_soc_dapm_debugfs_init(struct snd_soc_codec *codec) +void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm) { } #endif @@ -1130,7 +1136,7 @@ static int dapm_mux_update_power(struct snd_soc_dapm_widget *widget, return 0; /* find dapm widget path assoc with kcontrol */ - list_for_each_entry(path, &widget->codec->dapm_paths, list) { + list_for_each_entry(path, &widget->dapm->paths, list) { if (path->kcontrol != kcontrol) continue; @@ -1146,7 +1152,7 @@ static int dapm_mux_update_power(struct snd_soc_dapm_widget *widget, } if (found) - dapm_power_widgets(widget->codec, SND_SOC_DAPM_STREAM_NOP); + dapm_power_widgets(widget->dapm, SND_SOC_DAPM_STREAM_NOP); return 0; } @@ -1164,7 +1170,7 @@ static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget, return -ENODEV; /* find dapm widget path assoc with kcontrol */ - list_for_each_entry(path, &widget->codec->dapm_paths, list) { + list_for_each_entry(path, &widget->dapm->paths, list) { if (path->kcontrol != kcontrol) continue; @@ -1175,7 +1181,7 @@ static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget, } if (found) - dapm_power_widgets(widget->codec, SND_SOC_DAPM_STREAM_NOP); + dapm_power_widgets(widget->dapm, SND_SOC_DAPM_STREAM_NOP); return 0; } @@ -1191,7 +1197,7 @@ static ssize_t dapm_widget_show(struct device *dev, int count = 0; char *state = "not set"; - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &codec->dapm.widgets, list) { /* only display widgets that burnm power */ switch (w->id) { @@ -1215,7 +1221,7 @@ static ssize_t dapm_widget_show(struct device *dev, } } - switch (codec->bias_level) { + switch (codec->dapm.bias_level) { case SND_SOC_BIAS_ON: state = "On"; break; @@ -1247,31 +1253,31 @@ static void snd_soc_dapm_sys_remove(struct device *dev) } /* free all dapm widgets and resources */ -static void dapm_free_widgets(struct snd_soc_codec *codec) +static void dapm_free_widgets(struct snd_soc_dapm_context *dapm) { struct snd_soc_dapm_widget *w, *next_w; struct snd_soc_dapm_path *p, *next_p; - list_for_each_entry_safe(w, next_w, &codec->dapm_widgets, list) { + list_for_each_entry_safe(w, next_w, &dapm->widgets, list) { list_del(&w->list); kfree(w); } - list_for_each_entry_safe(p, next_p, &codec->dapm_paths, list) { + list_for_each_entry_safe(p, next_p, &dapm->paths, list) { list_del(&p->list); kfree(p->long_name); kfree(p); } } -static int snd_soc_dapm_set_pin(struct snd_soc_codec *codec, +static int snd_soc_dapm_set_pin(struct snd_soc_dapm_context *dapm, const char *pin, int status) { struct snd_soc_dapm_widget *w; - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { if (!strcmp(w->name, pin)) { - pr_debug("dapm: %s: pin %s\n", codec->name, pin); + pr_debug("dapm: %s: pin %s\n", dapm->codec->name, pin); w->connected = status; /* Allow disabling of forced pins */ if (status == 0) @@ -1280,26 +1286,27 @@ static int snd_soc_dapm_set_pin(struct snd_soc_codec *codec, } } - pr_err("dapm: %s: configuring unknown pin %s\n", codec->name, pin); + pr_err("dapm: %s: configuring unknown pin %s\n", + dapm->codec->name, pin); return -EINVAL; } /** * snd_soc_dapm_sync - scan and power dapm paths - * @codec: audio codec + * @dapm: DAPM context * * Walks all dapm audio paths and powers widgets according to their * stream or path usage. * * Returns 0 for success. */ -int snd_soc_dapm_sync(struct snd_soc_codec *codec) +int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm) { - return dapm_power_widgets(codec, SND_SOC_DAPM_STREAM_NOP); + return dapm_power_widgets(dapm, SND_SOC_DAPM_STREAM_NOP); } EXPORT_SYMBOL_GPL(snd_soc_dapm_sync); -static int snd_soc_dapm_add_route(struct snd_soc_codec *codec, +static int snd_soc_dapm_add_route(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_route *route) { struct snd_soc_dapm_path *path; @@ -1310,7 +1317,7 @@ static int snd_soc_dapm_add_route(struct snd_soc_codec *codec, int ret = 0; /* find src and dest widgets */ - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { if (!wsink && !(strcmp(w->name, sink))) { wsink = w; @@ -1353,7 +1360,7 @@ static int snd_soc_dapm_add_route(struct snd_soc_codec *codec, /* connect static paths */ if (control == NULL) { - list_add(&path->list, &codec->dapm_paths); + list_add(&path->list, &dapm->paths); list_add(&path->list_sink, &wsink->sources); list_add(&path->list_source, &wsource->sinks); path->connect = 1; @@ -1374,14 +1381,14 @@ static int snd_soc_dapm_add_route(struct snd_soc_codec *codec, case snd_soc_dapm_supply: case snd_soc_dapm_aif_in: case snd_soc_dapm_aif_out: - list_add(&path->list, &codec->dapm_paths); + list_add(&path->list, &dapm->paths); list_add(&path->list_sink, &wsink->sources); list_add(&path->list_source, &wsource->sinks); path->connect = 1; return 0; case snd_soc_dapm_mux: case snd_soc_dapm_value_mux: - ret = dapm_connect_mux(codec, wsource, wsink, path, control, + ret = dapm_connect_mux(dapm, wsource, wsink, path, control, &wsink->kcontrols[0]); if (ret != 0) goto err; @@ -1389,7 +1396,7 @@ static int snd_soc_dapm_add_route(struct snd_soc_codec *codec, case snd_soc_dapm_switch: case snd_soc_dapm_mixer: case snd_soc_dapm_mixer_named_ctl: - ret = dapm_connect_mixer(codec, wsource, wsink, path, control); + ret = dapm_connect_mixer(dapm, wsource, wsink, path, control); if (ret != 0) goto err; break; @@ -1397,7 +1404,7 @@ static int snd_soc_dapm_add_route(struct snd_soc_codec *codec, case snd_soc_dapm_mic: case snd_soc_dapm_line: case snd_soc_dapm_spk: - list_add(&path->list, &codec->dapm_paths); + list_add(&path->list, &dapm->paths); list_add(&path->list_sink, &wsink->sources); list_add(&path->list_source, &wsource->sinks); path->connect = 0; @@ -1414,7 +1421,7 @@ err: /** * snd_soc_dapm_add_routes - Add routes between DAPM widgets - * @codec: codec + * @dapm: DAPM context * @route: audio routes * @num: number of routes * @@ -1425,13 +1432,13 @@ err: * Returns 0 for success else error. On error all resources can be freed * with a call to snd_soc_card_free(). */ -int snd_soc_dapm_add_routes(struct snd_soc_codec *codec, +int snd_soc_dapm_add_routes(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_route *route, int num) { int i, ret; for (i = 0; i < num; i++) { - ret = snd_soc_dapm_add_route(codec, route); + ret = snd_soc_dapm_add_route(dapm, route); if (ret < 0) { printk(KERN_ERR "Failed to add route %s->%s\n", route->source, @@ -1447,17 +1454,17 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_add_routes); /** * snd_soc_dapm_new_widgets - add new dapm widgets - * @codec: audio codec + * @dapm: DAPM context * * Checks the codec for any new dapm widgets and creates them if found. * * Returns 0 for success. */ -int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec) +int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm) { struct snd_soc_dapm_widget *w; - list_for_each_entry(w, &codec->dapm_widgets, list) + list_for_each_entry(w, &dapm->widgets, list) { if (w->new) continue; @@ -1467,12 +1474,12 @@ int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec) case snd_soc_dapm_mixer: case snd_soc_dapm_mixer_named_ctl: w->power_check = dapm_generic_check_power; - dapm_new_mixer(codec, w); + dapm_new_mixer(dapm, w); break; case snd_soc_dapm_mux: case snd_soc_dapm_value_mux: w->power_check = dapm_generic_check_power; - dapm_new_mux(codec, w); + dapm_new_mux(dapm, w); break; case snd_soc_dapm_adc: case snd_soc_dapm_aif_out: @@ -1484,7 +1491,7 @@ int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec) break; case snd_soc_dapm_pga: w->power_check = dapm_generic_check_power; - dapm_new_pga(codec, w); + dapm_new_pga(dapm, w); break; case snd_soc_dapm_input: case snd_soc_dapm_output: @@ -1505,7 +1512,7 @@ int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec) w->new = 1; } - dapm_power_widgets(codec, SND_SOC_DAPM_STREAM_NOP); + dapm_power_widgets(dapm, SND_SOC_DAPM_STREAM_NOP); return 0; } EXPORT_SYMBOL_GPL(snd_soc_dapm_new_widgets); @@ -1889,7 +1896,7 @@ int snd_soc_dapm_get_pin_switch(struct snd_kcontrol *kcontrol, mutex_lock(&codec->mutex); ucontrol->value.integer.value[0] = - snd_soc_dapm_get_pin_status(codec, pin); + snd_soc_dapm_get_pin_status(&codec->dapm, pin); mutex_unlock(&codec->mutex); @@ -1912,11 +1919,11 @@ int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol, mutex_lock(&codec->mutex); if (ucontrol->value.integer.value[0]) - snd_soc_dapm_enable_pin(codec, pin); + snd_soc_dapm_enable_pin(&codec->dapm, pin); else - snd_soc_dapm_disable_pin(codec, pin); + snd_soc_dapm_disable_pin(&codec->dapm, pin); - snd_soc_dapm_sync(codec); + snd_soc_dapm_sync(&codec->dapm); mutex_unlock(&codec->mutex); @@ -1926,14 +1933,14 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_put_pin_switch); /** * snd_soc_dapm_new_control - create new dapm control - * @codec: audio codec + * @dapm: DAPM context * @widget: widget template * * Creates a new dapm control based upon the template. * * Returns 0 for success else error. */ -int snd_soc_dapm_new_control(struct snd_soc_codec *codec, +int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_widget *widget) { struct snd_soc_dapm_widget *w; @@ -1941,11 +1948,12 @@ int snd_soc_dapm_new_control(struct snd_soc_codec *codec, if ((w = dapm_cnew_widget(widget)) == NULL) return -ENOMEM; - w->codec = codec; + w->dapm = dapm; + w->codec = dapm->codec; INIT_LIST_HEAD(&w->sources); INIT_LIST_HEAD(&w->sinks); INIT_LIST_HEAD(&w->list); - list_add(&w->list, &codec->dapm_widgets); + list_add(&w->list, &dapm->widgets); /* machine layer set ups unconnected pins and insertions */ w->connected = 1; @@ -1955,7 +1963,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_new_control); /** * snd_soc_dapm_new_controls - create new dapm controls - * @codec: audio codec + * @dapm: DAPM context * @widget: widget array * @num: number of widgets * @@ -1963,14 +1971,14 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_new_control); * * Returns 0 for success else error. */ -int snd_soc_dapm_new_controls(struct snd_soc_codec *codec, +int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_widget *widget, int num) { int i, ret; for (i = 0; i < num; i++) { - ret = snd_soc_dapm_new_control(codec, widget); + ret = snd_soc_dapm_new_control(dapm, widget); if (ret < 0) { printk(KERN_ERR "ASoC: Failed to create DAPM control %s: %d\n", @@ -1983,29 +1991,12 @@ int snd_soc_dapm_new_controls(struct snd_soc_codec *codec, } EXPORT_SYMBOL_GPL(snd_soc_dapm_new_controls); - -/** - * snd_soc_dapm_stream_event - send a stream event to the dapm core - * @codec: audio codec - * @stream: stream name - * @event: stream event - * - * Sends a stream event to the dapm core. The core then makes any - * necessary widget power changes. - * - * Returns 0 for success else error. - */ -int snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, +static void soc_dapm_stream_event(struct snd_soc_dapm_context *dapm, const char *stream, int event) { - struct snd_soc_codec *codec = rtd->codec; struct snd_soc_dapm_widget *w; - if (stream == NULL) - return 0; - - mutex_lock(&codec->mutex); - list_for_each_entry(w, &codec->dapm_widgets, list) + list_for_each_entry(w, &dapm->widgets, list) { if (!w->sname) continue; @@ -2028,7 +2019,30 @@ int snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, } } - dapm_power_widgets(codec, event); + dapm_power_widgets(dapm, event); +} + +/** + * snd_soc_dapm_stream_event - send a stream event to the dapm core + * @rtd: PCM runtime data + * @stream: stream name + * @event: stream event + * + * Sends a stream event to the dapm core. The core then makes any + * necessary widget power changes. + * + * Returns 0 for success else error. + */ +int snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, + const char *stream, int event) +{ + struct snd_soc_codec *codec = rtd->codec; + + if (stream == NULL) + return 0; + + mutex_lock(&codec->mutex); + soc_dapm_stream_event(&codec->dapm, stream, event); mutex_unlock(&codec->mutex); return 0; } @@ -2036,7 +2050,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_stream_event); /** * snd_soc_dapm_enable_pin - enable pin. - * @codec: SoC codec + * @dapm: DAPM context * @pin: pin name * * Enables input/output pin and its parents or children widgets iff there is @@ -2044,15 +2058,15 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_stream_event); * NOTE: snd_soc_dapm_sync() needs to be called after this for DAPM to * do any widget power switching. */ -int snd_soc_dapm_enable_pin(struct snd_soc_codec *codec, const char *pin) +int snd_soc_dapm_enable_pin(struct snd_soc_dapm_context *dapm, const char *pin) { - return snd_soc_dapm_set_pin(codec, pin, 1); + return snd_soc_dapm_set_pin(dapm, pin, 1); } EXPORT_SYMBOL_GPL(snd_soc_dapm_enable_pin); /** * snd_soc_dapm_force_enable_pin - force a pin to be enabled - * @codec: SoC codec + * @dapm: DAPM context * @pin: pin name * * Enables input/output pin regardless of any other state. This is @@ -2062,42 +2076,45 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_enable_pin); * NOTE: snd_soc_dapm_sync() needs to be called after this for DAPM to * do any widget power switching. */ -int snd_soc_dapm_force_enable_pin(struct snd_soc_codec *codec, const char *pin) +int snd_soc_dapm_force_enable_pin(struct snd_soc_dapm_context *dapm, + const char *pin) { struct snd_soc_dapm_widget *w; - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { if (!strcmp(w->name, pin)) { - pr_debug("dapm: %s: pin %s\n", codec->name, pin); + pr_debug("dapm: %s: pin %s\n", dapm->codec->name, pin); w->connected = 1; w->force = 1; return 0; } } - pr_err("dapm: %s: configuring unknown pin %s\n", codec->name, pin); + pr_err("dapm: %s: configuring unknown pin %s\n", + dapm->codec->name, pin); return -EINVAL; } EXPORT_SYMBOL_GPL(snd_soc_dapm_force_enable_pin); /** * snd_soc_dapm_disable_pin - disable pin. - * @codec: SoC codec + * @dapm: DAPM context * @pin: pin name * * Disables input/output pin and its parents or children widgets. * NOTE: snd_soc_dapm_sync() needs to be called after this for DAPM to * do any widget power switching. */ -int snd_soc_dapm_disable_pin(struct snd_soc_codec *codec, const char *pin) +int snd_soc_dapm_disable_pin(struct snd_soc_dapm_context *dapm, + const char *pin) { - return snd_soc_dapm_set_pin(codec, pin, 0); + return snd_soc_dapm_set_pin(dapm, pin, 0); } EXPORT_SYMBOL_GPL(snd_soc_dapm_disable_pin); /** * snd_soc_dapm_nc_pin - permanently disable pin. - * @codec: SoC codec + * @dapm: DAPM context * @pin: pin name * * Marks the specified pin as being not connected, disabling it along @@ -2109,26 +2126,27 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_disable_pin); * NOTE: snd_soc_dapm_sync() needs to be called after this for DAPM to * do any widget power switching. */ -int snd_soc_dapm_nc_pin(struct snd_soc_codec *codec, const char *pin) +int snd_soc_dapm_nc_pin(struct snd_soc_dapm_context *dapm, const char *pin) { - return snd_soc_dapm_set_pin(codec, pin, 0); + return snd_soc_dapm_set_pin(dapm, pin, 0); } EXPORT_SYMBOL_GPL(snd_soc_dapm_nc_pin); /** * snd_soc_dapm_get_pin_status - get audio pin status - * @codec: audio codec + * @dapm: DAPM context * @pin: audio signal pin endpoint (or start point) * * Get audio pin status - connected or disconnected. * * Returns 1 for connected otherwise 0. */ -int snd_soc_dapm_get_pin_status(struct snd_soc_codec *codec, const char *pin) +int snd_soc_dapm_get_pin_status(struct snd_soc_dapm_context *dapm, + const char *pin) { struct snd_soc_dapm_widget *w; - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { if (!strcmp(w->name, pin)) return w->connected; } @@ -2139,7 +2157,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_get_pin_status); /** * snd_soc_dapm_ignore_suspend - ignore suspend status for DAPM endpoint - * @codec: audio codec + * @dapm: DAPM context * @pin: audio signal pin endpoint (or start point) * * Mark the given endpoint or pin as ignoring suspend. When the @@ -2148,11 +2166,12 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_get_pin_status); * normal means at suspend time, it will not be turned on if it was not * already enabled. */ -int snd_soc_dapm_ignore_suspend(struct snd_soc_codec *codec, const char *pin) +int snd_soc_dapm_ignore_suspend(struct snd_soc_dapm_context *dapm, + const char *pin) { struct snd_soc_dapm_widget *w; - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { if (!strcmp(w->name, pin)) { w->ignore_suspend = 1; return 0; @@ -2170,20 +2189,20 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_ignore_suspend); * * Free all dapm widgets and resources. */ -void snd_soc_dapm_free(struct snd_soc_codec *codec) +void snd_soc_dapm_free(struct snd_soc_dapm_context *dapm) { - snd_soc_dapm_sys_remove(codec->dev); - dapm_free_widgets(codec); + snd_soc_dapm_sys_remove(dapm->dev); + dapm_free_widgets(dapm); } EXPORT_SYMBOL_GPL(snd_soc_dapm_free); -static void soc_dapm_shutdown_codec(struct snd_soc_codec *codec) +static void soc_dapm_shutdown_codec(struct snd_soc_dapm_context *dapm) { struct snd_soc_dapm_widget *w; LIST_HEAD(down_list); int powerdown = 0; - list_for_each_entry(w, &codec->dapm_widgets, list) { + list_for_each_entry(w, &dapm->widgets, list) { if (w->power) { dapm_seq_insert(w, &down_list, dapm_down_seq); w->power = 0; @@ -2195,9 +2214,9 @@ static void soc_dapm_shutdown_codec(struct snd_soc_codec *codec) * standby. */ if (powerdown) { - snd_soc_dapm_set_bias_level(NULL, codec, SND_SOC_BIAS_PREPARE); - dapm_seq_run(codec, &down_list, 0, dapm_down_seq); - snd_soc_dapm_set_bias_level(NULL, codec, SND_SOC_BIAS_STANDBY); + snd_soc_dapm_set_bias_level(NULL, dapm, SND_SOC_BIAS_PREPARE); + dapm_seq_run(dapm, &down_list, 0, dapm_down_seq); + snd_soc_dapm_set_bias_level(NULL, dapm, SND_SOC_BIAS_STANDBY); } } @@ -2208,10 +2227,10 @@ void snd_soc_dapm_shutdown(struct snd_soc_card *card) { struct snd_soc_codec *codec; - list_for_each_entry(codec, &card->codec_dev_list, list) - soc_dapm_shutdown_codec(codec); - - snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_OFF); + list_for_each_entry(codec, &card->codec_dev_list, list) { + soc_dapm_shutdown_codec(&codec->dapm); + snd_soc_dapm_set_bias_level(card, &codec->dapm, SND_SOC_BIAS_OFF); + } } /* Module information */ |