Re: my opinion about VGA devices

From: Oliver Neukum (oliver_at_neukum.org)
Date: 10/20/04

  • Next message: Dave Ahlswede: "[PATCH] Make kbtab play nice with wacom_drv in Xorg/XFree86" 
    To: Tomas Carnecky <tom@dbservice.com>
Date:	Wed, 20 Oct 2004 13:18:25 +0200

    Am Mittwoch, 20. Oktober 2004 00:10 schrieb Tomas Carnecky:
    > I think this would make the suspend/resume/access/switching etc problems
    > much easier to solve since the kernel module could tell the library to
    > stop drawing/accessing mmap'ed memory etc. (or if the OpenGL rendering
    > is done in the kernel module it could just discard the render commands).
    > Since the user has no direct access to mmap'ed memory and other critical
    > sections of the device, the driver can implement proper power managment
    > for suspend/resume etc.
    >
    > Well... that's it.. any comments? I'm sure you have.. :)

    You are making damn sure that there will be no useful bug reports
    about problems with resuming from S3.

            Regards
                    Oliver

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