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From: Jaroslav Kysela <perex@perex.cz>
To: Vinod Koul <vinod.koul@linux.intel.com>
Cc: tiwai@suse.de, alsa-devel@alsa-project.org,
	broonie@opensource.wolfsonmicro.com, lrg@ti.com
Subject: Re: [PATCH 1/3] ALSA: pcm - introduce device_buffer
Date: Fri, 31 Aug 2012 12:48:53 +0200	[thread overview]
Message-ID: <50409695.1060904@perex.cz> (raw)
In-Reply-To: <1346375684-4145-2-git-send-email-vinod.koul@linux.intel.com>

Date 31.8.2012 03:14, Vinod Koul wrote:
> -		if (avail >= runtime->stop_threshold) {
> +		snd_pcm_uframes_t actual_avail;
> +		if (avail < runtime->device_buffer)
> +			actual_avail = avail;
> +		else
> +			actual_avail = avail - runtime->device_buffer;
> +		if (actual_avail  >= runtime->stop_threshold) {

Perhaps this may be simplified to:
	if (avail >= runtime->stop_threshold + runtime->device_buffer)

> +			snd_printd(KERN_ERR  "avail > stop_threshold!!\n");
> +			snd_printd(KERN_ERR  "actual_avail %ld, avail %ld, device_buffer %ld!!\n",
> +					actual_avail, avail,  runtime->device_buffer);

I would propose to enhance xrun_log() to show something about
device_buffer and remove these printd calls from this location.

					Jaroslav

-- 
Jaroslav Kysela <perex@perex.cz>
Linux Kernel Sound Maintainer
ALSA Project; Red Hat, Inc.

  parent reply	other threads:[~2012-08-31 10:48 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-31  1:14 [PATCH v3 0/3] introduce device_buffer Vinod Koul
2012-08-31  1:14 ` [PATCH 1/3] ALSA: pcm - " Vinod Koul
2012-08-31  2:06   ` Raymond Yau
2012-08-31 15:05     ` Vinod Koul
2012-08-31 10:48   ` Jaroslav Kysela [this message]
2012-08-31 15:02     ` Vinod Koul
2012-08-31  1:14 ` [PATCH 2/3] ASoC: add device_buffer in asoc Vinod Koul
2012-08-31  1:14 ` [PATCH 3/3] ASoC: mid-x86 - implement buffer query in sst_platform driver Vinod Koul
2012-08-31 10:41 ` [PATCH v3 0/3] introduce device_buffer Jaroslav Kysela
2012-08-31 14:53   ` Vinod Koul
2012-09-04 14:24     ` Takashi Iwai
  -- strict thread matches above, loose matches on Subject: below --
2012-08-30 19:12 [PATCH " Vinod Koul
2012-08-30 19:12 ` [PATCH 1/3] ALSA: pcm - " Vinod Koul

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