From: Hans-Christian Egtvedt Date: Thu, 2 Apr 2009 06:21:13 +0000 (+0200) Subject: ALSA: snd-atmel-ac97c: set correct size for buffer hardware parameter X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=c42eec0f193ed408118e20d85ea8c2e69c529993;p=linux-2.6-omap-h63xx.git ALSA: snd-atmel-ac97c: set correct size for buffer hardware parameter This patch will set a proper maximum bytes for the buffer, which is: channels * bytes per sample * maximum periods * maximum bytes per period. It also sets the minimum periods to 6, a value chosen from testing, with a minimum of 6 periods the system has good time to fill in new audio data without skipping. Signed-off-by: Hans-Christian Egtvedt Signed-off-by: Takashi Iwai --- diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c index 4e8f66d4081..c9bc3458fa2 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -151,10 +151,10 @@ static struct snd_pcm_hardware atmel_ac97c_hw = { .rate_max = 48000, .channels_min = 1, .channels_max = 2, - .buffer_bytes_max = 64 * 4096, + .buffer_bytes_max = 2 * 2 * 64 * 2048, .period_bytes_min = 4096, .period_bytes_max = 4096, - .periods_min = 4, + .periods_min = 6, .periods_max = 64, };