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From: Nathan Bryant <nbryant@optonline.net>
To: Doug Ledford <dledford@redhat.com>
Cc: Mario Mikocevic <mozgy@hinet.hr>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: i810 audio patch
Date: Wed, 05 Dec 2001 15:04:27 -0500	[thread overview]
Message-ID: <3C0E7DCB.6050600@optonline.net> (raw)
In-Reply-To: <3C0C16E7.70206@optonline.net> <3C0C508C.40407@redhat.com> <3C0C58DE.9020703@optonline.net> <3C0C5CB2.6000602@optonline.net> <3C0C61CC.1060703@redhat.com> <20011204153507.A842@danielle.hinet.hr> <3C0D1DD2.4040609@optonline.net> <3C0D223E.3020904@redhat.com> <3C0D350F.9010408@optonline.net> <3C0D3CF7.6030805@redhat.com> <3C0D4E62.4010904@optonline.net> <3C0D52F1.5020800@optonline.net> <3C0D5796.6080202@redhat.com> <3C0D5CB6.1080600@optonline.net> <3C0D5FC7.3040408@redhat.com> <3C0D77D9.70205@optonline.net> <3C0D8B00.2040603@optonline.net> <3C0D8F02.8010408@redhat.com> <3C0D9456.6090106@optonline.net> <3C0DA1CC.1070408@redhat.com> <3C0DAD26.1020906@optonline.net> <3C0DAF35.50008@redhat.com>

Doug Ledford wrote:

> The attached patch should get me the debugging output I need to solve 
> the problem.  If you'll get me the output, then I can likely have a 
> working version in short order.

Here is a fix. It is diffed against your original 0.08 version, Doug.

It makes GETOPTR set the LVI to the hardware fragment preceding the one 
that's currently playing. In the case of Quake, that means Quake must 
call GETOPTR at least every 3/4ths of a DMA buffer. Hopefully that 
requirement should be relaxed enough. The alternate fix is to modify the 
completion handlers.

I don't see anything obvious in the databook about how to make the 
hardware loop infinitely without taking any additional input from us.

Comments, please.


  reply	other threads:[~2001-12-05 20:04 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-12-04  0:20 i810 audio patch Nathan Bryant
2001-12-04  4:26 ` Doug Ledford
     [not found]   ` <3C0C58DE.9020703@optonline.net>
2001-12-04  5:18     ` Nathan Bryant
2001-12-04  5:40       ` Doug Ledford
2001-12-04  6:07         ` Nathan Bryant
2001-12-04  7:08         ` Nathan Bryant
2001-12-04 16:46           ` Doug Ledford
2001-12-04 20:14             ` Nathan Bryant
2001-12-04 20:16               ` Doug Ledford
2001-12-04 14:35         ` Mario Mikocevic
2001-12-04 19:02           ` Nathan Bryant
2001-12-04 19:21             ` Doug Ledford
2001-12-04 20:41               ` Nathan Bryant
2001-12-04 21:15                 ` Doug Ledford
2001-12-04 21:39                   ` Nathan Bryant
2001-12-04 21:53                     ` Nathan Bryant
2001-12-04 22:29                   ` Nathan Bryant
2001-12-04 22:49                     ` Nathan Bryant
2001-12-04 23:09                       ` Doug Ledford
2001-12-04 23:31                         ` Nathan Bryant
2001-12-04 23:44                           ` Doug Ledford
2001-12-05  1:26                             ` Nathan Bryant
2001-12-05  2:48                               ` Nathan Bryant
2001-12-05  3:05                                 ` Doug Ledford
2001-12-05  3:28                                   ` Nathan Bryant
2001-12-05  4:25                                     ` Doug Ledford
2001-12-05  5:14                                       ` Nathan Bryant
2001-12-05  5:23                                         ` Doug Ledford
2001-12-05 20:04                                           ` Nathan Bryant [this message]
2001-12-05 20:05                                             ` Nathan Bryant
2001-12-05 20:10                                               ` Doug Ledford
2001-12-05 21:12                                                 ` Nathan Bryant
2001-12-05 21:25                                                   ` Doug Ledford
2001-12-05 21:36                                                     ` Nathan Bryant
2001-12-05 21:56                                                       ` Nathan Bryant
2001-12-05 22:31                                                         ` Doug Ledford
2001-12-05 22:43                                                       ` Doug Ledford
2001-12-05 23:46                                                     ` Nathan Bryant
2001-12-05 23:51                                                       ` Doug Ledford
2001-12-05 23:57                                                       ` Nathan Bryant
2001-12-06  0:25                                                         ` Doug Ledford
2001-12-06  0:50                                                           ` Nathan Bryant
     [not found]                                                           ` <3C0EC0ED.3000603@optonl! ine.net>
2001-12-06  0:55                                                             ` Doug Ledford
     [not found]                                                           ` <3C0EC219.8010107@redhat! .com>
2001-12-06  2:53                                                             ` Nathan Bryant
     [not found]                                                             ` <3C0EDDC2.608@optonl! ine.net>
2001-12-06  3:39                                                               ` Doug Ledford
     [not found]                                                           ` <3C0EC219.8010107@redhat!.com>
     [not found]                                                             ` <3C0EE865.1090607@red! hat.com>
2001-12-06  4:02                                                               ` Nathan Bryant
2001-12-06  4:09                                                                 ` Doug Ledford
2001-12-06 15:45                                                                   ` i810 audio patch (it _works_ for me :) Mario Mikocevic
2001-12-06 17:00                                                                     ` i810 audio patch Pascal Junod
2001-12-05  4:41                                     ` Nathan Bryant
2001-12-05  5:10                                       ` Doug Ledford
2001-12-05  5:35                                         ` Nathan Bryant
2001-12-05  7:24                                         ` Nathan Bryant
2001-12-04 23:05                     ` Doug Ledford
2001-12-04  9:03       ` Alan Cox
  -- strict thread matches above, loose matches on Subject: below --
2001-12-06 19:49 Nathan Bryant

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