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Re: [patch 2.4.29] i810_audio: offset LVI from CIV to avoid stalled start


On Thu, Jan 20, 2005 at 03:22:59PM -0500, John W. Linville wrote:
>  
> +	/* if we are currently stopped, then our CIV is actually set to our
> +	 * *last* sg segment and we are ready to wrap to the next.  However,
> +	 * if we set our LVI to the last sg segment, then it won't wrap to
> +	 * the next sg segment, it won't even get a start.  So, instead, when
> +	 * we are stopped, we set both the LVI value and also we increment
> +	 * the CIV value to the next sg segment to be played so that when
> +	 * we call start, things will operate properly
> +	 */
>  	if (!dmabuf->enable && dmabuf->ready) {
>  		if (!(dmabuf->trigger & trigger))
>  			return;
>  
> +		CIV_TO_LVI(state->card, port, 1);
> +

BTW, I think you want to fix up the last sentence in the comment.
It doesn't seem to correspond to what the code is doing.

Cheers,
-- 
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