diff options
Diffstat (limited to 'sound/soc/codecs/wm_adsp.c')
-rw-r--r-- | sound/soc/codecs/wm_adsp.c | 36 |
1 files changed, 10 insertions, 26 deletions
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index e451c009f2d9..c9d9a7b28efb 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -7,6 +7,7 @@ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> */ +#include <linux/array_size.h> #include <linux/ctype.h> #include <linux/module.h> #include <linux/moduleparam.h> @@ -403,13 +404,8 @@ 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 +422,11 @@ 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 +468,8 @@ 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, @@ -683,23 +672,18 @@ static void wm_adsp_control_remove(struct cs_dsp_coeff_ctl *cs_ctl) int wm_adsp_write_ctl(struct wm_adsp *dsp, const char *name, int type, unsigned int alg, void *buf, size_t len) { - struct cs_dsp_coeff_ctl *cs_ctl = cs_dsp_get_ctl(&dsp->cs_dsp, name, type, alg); - struct wm_coeff_ctl *ctl; + struct cs_dsp_coeff_ctl *cs_ctl; int ret; mutex_lock(&dsp->cs_dsp.pwr_lock); + cs_ctl = cs_dsp_get_ctl(&dsp->cs_dsp, name, type, alg); ret = cs_dsp_coeff_write_ctrl(cs_ctl, 0, buf, len); mutex_unlock(&dsp->cs_dsp.pwr_lock); if (ret < 0) return ret; - if (ret == 0 || (cs_ctl->flags & WMFW_CTL_FLAG_SYS)) - return 0; - - ctl = cs_ctl->priv; - - return snd_soc_component_notify_control(dsp->component, ctl->name); + return 0; } EXPORT_SYMBOL_GPL(wm_adsp_write_ctl); |