From: Simon Trimmer simont@opensource.cirrus.com
Using the cs_dsp_coeff_lock_and_[read|write]_ctrl() wrappers tidies the calling functions as it does not need to manage the DSP pwr_lock.
Signed-off-by: Simon Trimmer simont@opensource.cirrus.com Signed-off-by: Richard Fitzgerald rf@opensource.cirrus.com --- sound/soc/codecs/wm_adsp.c | 24 ++++++------------------ 1 file changed, 6 insertions(+), 18 deletions(-)
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index 7d5c096e06cd..8e366902ee4e 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -403,13 +403,8 @@ static int wm_coeff_put(struct snd_kcontrol *kctl, struct wm_coeff_ctl *ctl = bytes_ext_to_ctl(bytes_ext); struct cs_dsp_coeff_ctl *cs_ctl = ctl->cs_ctl; char *p = ucontrol->value.bytes.data; - int ret = 0; - - mutex_lock(&cs_ctl->dsp->pwr_lock); - ret = cs_dsp_coeff_write_ctrl(cs_ctl, 0, p, cs_ctl->len); - mutex_unlock(&cs_ctl->dsp->pwr_lock);
- return ret; + return cs_dsp_coeff_lock_and_write_ctrl(cs_ctl, 0, p, cs_ctl->len); }
static int wm_coeff_tlv_put(struct snd_kcontrol *kctl, @@ -426,13 +421,11 @@ static int wm_coeff_tlv_put(struct snd_kcontrol *kctl, if (!scratch) return -ENOMEM;
- if (copy_from_user(scratch, bytes, size)) { + if (copy_from_user(scratch, bytes, size)) ret = -EFAULT; - } else { - mutex_lock(&cs_ctl->dsp->pwr_lock); - ret = cs_dsp_coeff_write_ctrl(cs_ctl, 0, scratch, size); - mutex_unlock(&cs_ctl->dsp->pwr_lock); - } + else + ret = cs_dsp_coeff_lock_and_write_ctrl(cs_ctl, 0, scratch, size); + vfree(scratch);
return ret; @@ -474,13 +467,8 @@ static int wm_coeff_get(struct snd_kcontrol *kctl, struct wm_coeff_ctl *ctl = bytes_ext_to_ctl(bytes_ext); struct cs_dsp_coeff_ctl *cs_ctl = ctl->cs_ctl; char *p = ucontrol->value.bytes.data; - int ret;
- mutex_lock(&cs_ctl->dsp->pwr_lock); - ret = cs_dsp_coeff_read_ctrl(cs_ctl, 0, p, cs_ctl->len); - mutex_unlock(&cs_ctl->dsp->pwr_lock); - - return ret; + return cs_dsp_coeff_lock_and_read_ctrl(cs_ctl, 0, p, cs_ctl->len); }
static int wm_coeff_tlv_get(struct snd_kcontrol *kctl,