diff options
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/codecs/twl4030.c | 8 | ||||
| -rw-r--r-- | sound/soc/soc-core.c | 16 | ||||
| -rw-r--r-- | sound/soc/soc-dapm.c | 22 |
3 files changed, 17 insertions, 29 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c index 391fcfc7b63b..2548f5c56885 100644 --- a/sound/soc/codecs/twl4030.c +++ b/sound/soc/codecs/twl4030.c @@ -999,7 +999,7 @@ static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol, struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; unsigned short val; - unsigned short mask, bitmask; + unsigned short mask; if (twl4030->configured) { dev_err(codec->dev, @@ -1007,18 +1007,16 @@ static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol, return -EBUSY; } - for (bitmask = 1; bitmask < e->max; bitmask <<= 1) - ; if (ucontrol->value.enumerated.item[0] > e->max - 1) return -EINVAL; val = ucontrol->value.enumerated.item[0] << e->shift_l; - mask = (bitmask - 1) << e->shift_l; + mask = e->mask << e->shift_l; if (e->shift_l != e->shift_r) { if (ucontrol->value.enumerated.item[1] > e->max - 1) return -EINVAL; val |= ucontrol->value.enumerated.item[1] << e->shift_r; - mask |= (bitmask - 1) << e->shift_r; + mask |= e->mask << e->shift_r; } return snd_soc_update_bits(codec, e->reg, mask, val); diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index e5b0713e6f3c..9a6daf997319 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -2413,16 +2413,14 @@ int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, { struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; - unsigned int val, bitmask; + unsigned int val; - for (bitmask = 1; bitmask < e->max; bitmask <<= 1) - ; val = snd_soc_read(codec, e->reg); ucontrol->value.enumerated.item[0] - = (val >> e->shift_l) & (bitmask - 1); + = (val >> e->shift_l) & e->mask; if (e->shift_l != e->shift_r) ucontrol->value.enumerated.item[1] = - (val >> e->shift_r) & (bitmask - 1); + (val >> e->shift_r) & e->mask; return 0; } @@ -2443,19 +2441,17 @@ int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; unsigned int val; - unsigned int mask, bitmask; + unsigned int mask; - for (bitmask = 1; bitmask < e->max; bitmask <<= 1) - ; if (ucontrol->value.enumerated.item[0] > e->max - 1) return -EINVAL; val = ucontrol->value.enumerated.item[0] << e->shift_l; - mask = (bitmask - 1) << e->shift_l; + mask = e->mask << e->shift_l; if (e->shift_l != e->shift_r) { if (ucontrol->value.enumerated.item[1] > e->max - 1) return -EINVAL; val |= ucontrol->value.enumerated.item[1] << e->shift_r; - mask |= (bitmask - 1) << e->shift_r; + mask |= e->mask << e->shift_r; } return snd_soc_update_bits_locked(codec, e->reg, mask, val); diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index f7999e949acb..a18d115bc507 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -355,12 +355,10 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w, case snd_soc_dapm_mux: { struct soc_enum *e = (struct soc_enum *) w->kcontrol_news[i].private_value; - int val, item, bitmask; + int val, item; - for (bitmask = 1; bitmask < e->max; bitmask <<= 1) - ; val = soc_widget_read(w, e->reg); - item = (val >> e->shift_l) & (bitmask - 1); + item = (val >> e->shift_l) & e->mask; p->connect = 0; for (i = 0; i < e->max; i++) { @@ -2677,15 +2675,13 @@ int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol, struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol); struct snd_soc_dapm_widget *widget = wlist->widgets[0]; struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; - unsigned int val, bitmask; + unsigned int val; - for (bitmask = 1; bitmask < e->max; bitmask <<= 1) - ; val = snd_soc_read(widget->codec, e->reg); - ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1); + ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & e->mask; if (e->shift_l != e->shift_r) ucontrol->value.enumerated.item[1] = - (val >> e->shift_r) & (bitmask - 1); + (val >> e->shift_r) & e->mask; return 0; } @@ -2709,22 +2705,20 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, struct snd_soc_card *card = codec->card; struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; unsigned int val, mux, change; - unsigned int mask, bitmask; + unsigned int mask; struct snd_soc_dapm_update update; int wi; - for (bitmask = 1; bitmask < e->max; bitmask <<= 1) - ; if (ucontrol->value.enumerated.item[0] > e->max - 1) return -EINVAL; mux = ucontrol->value.enumerated.item[0]; val = mux << e->shift_l; - mask = (bitmask - 1) << e->shift_l; + mask = e->mask << e->shift_l; if (e->shift_l != e->shift_r) { if (ucontrol->value.enumerated.item[1] > e->max - 1) return -EINVAL; val |= ucontrol->value.enumerated.item[1] << e->shift_r; - mask |= (bitmask - 1) << e->shift_r; + mask |= e->mask << e->shift_r; } mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME); |