diff options
Diffstat (limited to 'sound/soc/soc-dapm.c')
| -rw-r--r-- | sound/soc/soc-dapm.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 0d294ef72590..de22c2f1842e 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -739,6 +739,8 @@ static int dapm_seq_compare(struct snd_soc_dapm_widget *a, struct snd_soc_dapm_widget *b, int sort[]) { + if (a->codec != b->codec) + return (unsigned long)a - (unsigned long)b; if (sort[a->id] != sort[b->id]) return sort[a->id] - sort[b->id]; if (a->reg != b->reg) @@ -1147,9 +1149,16 @@ static ssize_t dapm_widget_power_read_file(struct file *file, out = is_connected_output_ep(w); dapm_clear_walk(w->codec); - ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d\n", + ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d", w->name, w->power ? "On" : "Off", in, out); + if (w->reg >= 0) + ret += snprintf(buf + ret, PAGE_SIZE - ret, + " - R%d(0x%x) bit %d", + w->reg, w->reg, w->shift); + + ret += snprintf(buf + ret, PAGE_SIZE - ret, "\n"); + if (w->sname) ret += snprintf(buf + ret, PAGE_SIZE - ret, " stream %s %s\n", w->sname, @@ -1255,8 +1264,7 @@ static int dapm_mux_update_power(struct snd_soc_dapm_widget *widget, /* test and update the power status of a mixer or switch widget */ static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget, - struct snd_kcontrol *kcontrol, int reg, - int val_mask, int val, int invert) + struct snd_kcontrol *kcontrol, int connect) { struct snd_soc_dapm_path *path; int found = 0; @@ -1266,9 +1274,6 @@ static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget, widget->id != snd_soc_dapm_switch) return -ENODEV; - if (!snd_soc_test_bits(widget->codec, reg, val_mask, val)) - return 0; - /* find dapm widget path assoc with kcontrol */ list_for_each_entry(path, &widget->codec->dapm_paths, list) { if (path->kcontrol != kcontrol) @@ -1276,12 +1281,7 @@ static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget, /* found, now check type */ found = 1; - if (val) - /* new connection */ - path->connect = invert ? 0:1; - else - /* old connection must be powered down */ - path->connect = invert ? 1:0; + path->connect = connect; break; } @@ -1688,6 +1688,7 @@ int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol, unsigned int mask = (1 << fls(max)) - 1; unsigned int invert = mc->invert; unsigned int val, val2, val_mask; + int connect; int ret; val = (ucontrol->value.integer.value[0] & mask); @@ -1714,7 +1715,17 @@ int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol, return 1; } - dapm_mixer_update_power(widget, kcontrol, reg, val_mask, val, invert); + if (snd_soc_test_bits(widget->codec, reg, val_mask, val)) { + if (val) + /* new connection */ + connect = invert ? 0:1; + else + /* old connection must be powered down */ + connect = invert ? 1:0; + + dapm_mixer_update_power(widget, kcontrol, connect); + } + if (widget->event) { if (widget->event_flags & SND_SOC_DAPM_PRE_REG) { ret = widget->event(widget, kcontrol, |
