From: Timur Tabi <timur@freescale.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: alsa-devel@alsa-project.org
Subject: Re: hw_params function and OSS emulation
Date: Wed, 22 Aug 2007 10:48:44 -0500 [thread overview]
Message-ID: <46CC5ADC.4020605@freescale.com> (raw)
In-Reply-To: <s5hy7g3h948.wl%tiwai@suse.de>
Takashi Iwai wrote:
> The driver should deny a too large size if it's unrealistic.
> But 1MB is realistic for many systems. So, the number depends on the
> system.
Are there any popular applications that really want a DMA buffer larger than 64KB?
On a side note, I notice that ALSA has some scatter-gather support. If an
application uses S/G, I presume the concept of a DMA buffer size doesn't even
apply?
--
Timur Tabi
Linux Kernel Developer @ Freescale
next prev parent reply other threads:[~2007-08-22 15:48 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-21 18:15 hw_params function and OSS emulation Timur Tabi
2007-08-21 23:42 ` Trent Piepho
2007-08-22 9:17 ` Takashi Iwai
2007-08-22 14:28 ` Timur Tabi
2007-08-22 14:59 ` Takashi Iwai
2007-08-22 15:02 ` Timur Tabi
2007-08-22 15:39 ` Takashi Iwai
2007-08-22 15:48 ` Timur Tabi [this message]
2007-08-22 15:57 ` Takashi Iwai
2007-08-23 17:36 ` Timur Tabi
2007-08-23 17:40 ` Takashi Iwai
2007-08-23 18:43 ` Timur Tabi
2007-08-23 19:01 ` Takashi Iwai
2007-08-23 19:13 ` Timur Tabi
2007-08-23 19:35 ` Takashi Iwai
2007-08-23 22:17 ` Trent Piepho
2007-08-22 20:25 ` Trent Piepho
2007-08-22 21:05 ` Takashi Iwai
2007-08-22 21:08 ` Timur Tabi
2007-08-22 21:57 ` Takashi Iwai
2007-08-22 22:08 ` Timur Tabi
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