linux-kernel - Re: [alsa-devel] [PATCH] ALSA AICA sound on SEGA Dreamcast - fix behaviour in poor resource conditions

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Date:	Fri, 06 Jul 2007 11:25:22 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	"Adrian McMenamin" <adrianmcmenamin@...il.com>
Cc:	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [alsa-devel] [PATCH] ALSA AICA sound on SEGA Dreamcast - fix	behaviour in poor resource conditions

At Thu, 5 Jul 2007 23:07:44 +0100,
Adrian McMenamin wrote:
> @@ -402,17 +396,10 @@
>  static int snd_aicapcm_pcm_trigger(struct snd_pcm_substream
>  				   *substream, int cmd)
>  {
> -	struct snd_card_aica *dreamcastcard;
>  	switch (cmd) {
>  	case SNDRV_PCM_TRIGGER_START:
>  		spu_begin_dma(substream);
>  		break;
> -	case SNDRV_PCM_TRIGGER_STOP:
> -		dreamcastcard = substream->pcm->private_data;
> -		if (dreamcastcard->timer.data)
> -			del_timer(&dreamcastcard->timer);
> -		aica_chn_halt();
> -		break;
>  	default:
>  		return -EINVAL;
>  	}

Is this a correct change?  Then you'd have no control for stopping the
stream.

(BTW, your embedded patch was malformed...)


thanks,

Takashi
-
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