From: Clemens Ladisch <clemens@ladisch.de>
To: Daniel Mack <daniel@caiaq.de>
Cc: Alex Lee <alexlee188@gmail.com>,
tiwai@suse.de, alsa-devel@alsa-project.org
Subject: Re: [PATCH 3/4] ALSA: usb-audio: parse UAC2 sample rate ranges correctly
Date: Fri, 11 Jun 2010 17:14:57 +0200 [thread overview]
Message-ID: <4C1252F1.20809@ladisch.de> (raw)
In-Reply-To: <20100611150435.GS2698@buzzloop.caiaq.de>
Daniel Mack wrote:
> On Fri, Jun 11, 2010 at 10:59:44PM +0800, Alex Lee wrote:
> > If the device has a variable clock, it may report a RES of only 1. So you
> > may end up with thousands (and even millions) of sample rates. It might be
> > better to have separate code to cater to discrete clocks vs variable clocks.
>
> AFAIK, ALSA can[...] cope with that [...]. Am I right?
Yes; set fp->rates to SNDRV_PCM_RATE_CONTINUOUS to allow all rates between
fp->rate_min and fp->rate_max. See, for example, parse_audio_format_rates_v1.
Regards,
Clemens
next prev parent reply other threads:[~2010-06-11 15:15 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-11 13:33 usb-audio: some UAC2 fixes Daniel Mack
2010-06-11 13:33 ` [PATCH 1/4] ALSA: usb-audio: add check for faulty clock in parse_audio_format_rates_v2() Daniel Mack
2010-06-11 13:33 ` [PATCH 2/4] ALSA: usb-audio: fix control messages for USB_RECIP_INTERFACE Daniel Mack
2010-06-11 13:33 ` [PATCH 3/4] ALSA: usb-audio: parse UAC2 sample rate ranges correctly Daniel Mack
[not found] ` <AANLkTin3LMCu_f2emsh6kAT8H6G3zKF8Ud-ZUMpZjbmg@mail.gmail.com>
2010-06-11 15:04 ` Daniel Mack
2010-06-11 15:14 ` Clemens Ladisch [this message]
2010-06-11 15:18 ` Daniel Mack
2010-06-11 15:34 ` [PATCH 1/4] ALSA: usb-audio: add check for faulty clock in parse_audio_format_rates_v2() Daniel Mack
2010-06-11 16:10 ` Takashi Iwai
2010-06-11 15:34 ` [PATCH 2/4] ALSA: usb-audio: fix control messages for USB_RECIP_INTERFACE Daniel Mack
2010-06-11 15:34 ` [PATCH 3/4] ALSA: usb-audio: parse UAC2 sample rate ranges correctly Daniel Mack
2010-06-11 15:43 ` Takashi Iwai
2010-06-11 15:46 ` Daniel Mack
2010-06-11 15:54 ` Takashi Iwai
2010-06-11 15:34 ` [PATCH 4/4] ALSA: usb-audio: fix UAC2 control value queries Daniel Mack
2010-06-11 15:18 ` [PATCH 3/4] ALSA: usb-audio: parse UAC2 sample rate ranges correctly Mark Brown
2010-06-14 12:41 ` Daniel Mack
2010-06-11 13:33 ` [PATCH 4/4] ALSA: usb-audio: fix UAC2 control value queries Daniel Mack
2010-06-11 13:51 ` Daniel Mack
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