ALSA: fm801: Use managed buffer allocation
Clean up the driver with the new managed buffer allocation API. The hw_params and hw_free callbacks became superfluous and got dropped. Link: https://lore.kernel.org/r/20191209094943.14984-40-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -435,17 +435,6 @@ static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream,
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return 0;
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}
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static int snd_fm801_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *hw_params)
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{
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return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
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}
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static int snd_fm801_hw_free(struct snd_pcm_substream *substream)
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{
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return snd_pcm_lib_free_pages(substream);
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}
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static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream)
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{
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struct fm801 *chip = snd_pcm_substream_chip(substream);
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@ -685,8 +674,6 @@ static const struct snd_pcm_ops snd_fm801_playback_ops = {
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.open = snd_fm801_playback_open,
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.close = snd_fm801_playback_close,
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.ioctl = snd_pcm_lib_ioctl,
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.hw_params = snd_fm801_hw_params,
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.hw_free = snd_fm801_hw_free,
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.prepare = snd_fm801_playback_prepare,
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.trigger = snd_fm801_playback_trigger,
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.pointer = snd_fm801_playback_pointer,
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@ -696,8 +683,6 @@ static const struct snd_pcm_ops snd_fm801_capture_ops = {
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.open = snd_fm801_capture_open,
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.close = snd_fm801_capture_close,
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.ioctl = snd_pcm_lib_ioctl,
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.hw_params = snd_fm801_hw_params,
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.hw_free = snd_fm801_hw_free,
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.prepare = snd_fm801_capture_prepare,
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.trigger = snd_fm801_capture_trigger,
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.pointer = snd_fm801_capture_pointer,
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@ -720,9 +705,8 @@ static int snd_fm801_pcm(struct fm801 *chip, int device)
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strcpy(pcm->name, "FM801");
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chip->pcm = pcm;
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snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
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&pdev->dev,
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chip->multichannel ? 128*1024 : 64*1024, 128*1024);
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snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, &pdev->dev,
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chip->multichannel ? 128*1024 : 64*1024, 128*1024);
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return snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
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snd_pcm_alt_chmaps,
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