diff options
Diffstat (limited to 'sound/soc/stm/stm32_adfsdm.c')
| -rw-r--r-- | sound/soc/stm/stm32_adfsdm.c | 54 |
1 files changed, 29 insertions, 25 deletions
diff --git a/sound/soc/stm/stm32_adfsdm.c b/sound/soc/stm/stm32_adfsdm.c index 3c9a9deec9af..08696a4adb69 100644 --- a/sound/soc/stm/stm32_adfsdm.c +++ b/sound/soc/stm/stm32_adfsdm.c @@ -153,13 +153,13 @@ static const struct snd_soc_component_driver stm32_adfsdm_dai_component = { .name = "stm32_dfsdm_audio", }; -static void memcpy_32to16(void *dest, const void *src, size_t n) +static void stm32_memcpy_32to16(void *dest, const void *src, size_t n) { unsigned int i = 0; u16 *d = (u16 *)dest, *s = (u16 *)src; s++; - for (i = n; i > 0; i--) { + for (i = n >> 1; i > 0; i--) { *d++ = *s++; s++; } @@ -186,8 +186,8 @@ static int stm32_afsdm_pcm_cb(const void *data, size_t size, void *private) if ((priv->pos + src_size) > buff_size) { if (format == SNDRV_PCM_FORMAT_S16_LE) - memcpy_32to16(&pcm_buff[priv->pos], src_buff, - buff_size - priv->pos); + stm32_memcpy_32to16(&pcm_buff[priv->pos], src_buff, + buff_size - priv->pos); else memcpy(&pcm_buff[priv->pos], src_buff, buff_size - priv->pos); @@ -196,8 +196,8 @@ static int stm32_afsdm_pcm_cb(const void *data, size_t size, void *private) } if (format == SNDRV_PCM_FORMAT_S16_LE) - memcpy_32to16(&pcm_buff[priv->pos], - &src_buff[src_size - cur_size], cur_size); + stm32_memcpy_32to16(&pcm_buff[priv->pos], + &src_buff[src_size - cur_size], cur_size); else memcpy(&pcm_buff[priv->pos], &src_buff[src_size - cur_size], cur_size); @@ -210,7 +210,8 @@ static int stm32_afsdm_pcm_cb(const void *data, size_t size, void *private) return 0; } -static int stm32_adfsdm_trigger(struct snd_pcm_substream *substream, int cmd) +static int stm32_adfsdm_trigger(struct snd_soc_component *component, + struct snd_pcm_substream *substream, int cmd) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct stm32_adfsdm_priv *priv = @@ -230,7 +231,8 @@ static int stm32_adfsdm_trigger(struct snd_pcm_substream *substream, int cmd) return -EINVAL; } -static int stm32_adfsdm_pcm_open(struct snd_pcm_substream *substream) +static int stm32_adfsdm_pcm_open(struct snd_soc_component *component, + struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct stm32_adfsdm_priv *priv = snd_soc_dai_get_drvdata(rtd->cpu_dai); @@ -243,7 +245,8 @@ static int stm32_adfsdm_pcm_open(struct snd_pcm_substream *substream) return ret; } -static int stm32_adfsdm_pcm_close(struct snd_pcm_substream *substream) +static int stm32_adfsdm_pcm_close(struct snd_soc_component *component, + struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct stm32_adfsdm_priv *priv = @@ -256,6 +259,7 @@ static int stm32_adfsdm_pcm_close(struct snd_pcm_substream *substream) } static snd_pcm_uframes_t stm32_adfsdm_pcm_pointer( + struct snd_soc_component *component, struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; @@ -265,7 +269,8 @@ static snd_pcm_uframes_t stm32_adfsdm_pcm_pointer( return bytes_to_frames(substream->runtime, priv->pos); } -static int stm32_adfsdm_pcm_hw_params(struct snd_pcm_substream *substream, +static int stm32_adfsdm_pcm_hw_params(struct snd_soc_component *component, + struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; @@ -282,23 +287,16 @@ static int stm32_adfsdm_pcm_hw_params(struct snd_pcm_substream *substream, params_period_size(params)); } -static int stm32_adfsdm_pcm_hw_free(struct snd_pcm_substream *substream) +static int stm32_adfsdm_pcm_hw_free(struct snd_soc_component *component, + struct snd_pcm_substream *substream) { snd_pcm_lib_free_pages(substream); return 0; } -static struct snd_pcm_ops stm32_adfsdm_pcm_ops = { - .open = stm32_adfsdm_pcm_open, - .close = stm32_adfsdm_pcm_close, - .hw_params = stm32_adfsdm_pcm_hw_params, - .hw_free = stm32_adfsdm_pcm_hw_free, - .trigger = stm32_adfsdm_trigger, - .pointer = stm32_adfsdm_pcm_pointer, -}; - -static int stm32_adfsdm_pcm_new(struct snd_soc_pcm_runtime *rtd) +static int stm32_adfsdm_pcm_new(struct snd_soc_component *component, + struct snd_soc_pcm_runtime *rtd) { struct snd_pcm *pcm = rtd->pcm; struct stm32_adfsdm_priv *priv = @@ -310,7 +308,8 @@ static int stm32_adfsdm_pcm_new(struct snd_soc_pcm_runtime *rtd) return 0; } -static void stm32_adfsdm_pcm_free(struct snd_pcm *pcm) +static void stm32_adfsdm_pcm_free(struct snd_soc_component *component, + struct snd_pcm *pcm) { struct snd_pcm_substream *substream; @@ -320,9 +319,14 @@ static void stm32_adfsdm_pcm_free(struct snd_pcm *pcm) } static struct snd_soc_component_driver stm32_adfsdm_soc_platform = { - .ops = &stm32_adfsdm_pcm_ops, - .pcm_new = stm32_adfsdm_pcm_new, - .pcm_free = stm32_adfsdm_pcm_free, + .open = stm32_adfsdm_pcm_open, + .close = stm32_adfsdm_pcm_close, + .hw_params = stm32_adfsdm_pcm_hw_params, + .hw_free = stm32_adfsdm_pcm_hw_free, + .trigger = stm32_adfsdm_trigger, + .pointer = stm32_adfsdm_pcm_pointer, + .pcm_construct = stm32_adfsdm_pcm_new, + .pcm_destruct = stm32_adfsdm_pcm_free, }; static const struct of_device_id stm32_adfsdm_of_match[] = { |
