From: "Ville Syrjälä" <syrjala@sci.fi>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Vladimir Dergachev <volodya@mindspring.com>,
Jon Smirl <jonsmirl@gmail.com>,
fbdev <linux-fbdev-devel@lists.sourceforge.net>,
DRI developer's list <dri-devel@lists.sourceforge.net>
Subject: Re: waitforVBlank, how does this even work?
Date: Fri, 4 Mar 2005 15:18:58 +0200 [thread overview]
Message-ID: <20050304131858.GA18821@sci.fi> (raw)
In-Reply-To: <1109887707.5679.214.camel@gaston>
On Fri, Mar 04, 2005 at 09:08:27AM +1100, Benjamin Herrenschmidt wrote:
>
> > > Oh, but I was not suggesting that. I just meant that interrupt handling
> > > code is self-contained and can easily serve several consumers.
> >
> > I'm with you here. And the same should IMHO hold for DMA handling. And for
> > memory management of course.
>
> DMA handling is the main piece of what the DRM does,
The actual bits that feed DMA buffers to the hardware are very small. And
I just meant that like the IRQ code those need to be easily accessible
from other components (fbdev, video capture module etc.)
--
Ville Syrjälä
syrjala@sci.fi
http://www.sci.fi/~syrjala/
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next prev parent reply other threads:[~2005-03-04 13:18 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-02 5:50 waitforVBlank, how does this even work? Jon Smirl
2005-03-02 5:55 ` Jon Smirl
2005-03-02 7:10 ` Benjamin Herrenschmidt
2005-03-02 7:30 ` [Linux-fbdev-devel] " Ville Syrjälä
2005-03-02 7:53 ` Benjamin Herrenschmidt
2005-03-02 14:42 ` Torgeir Veimo
2005-03-02 16:32 ` Vladimir Dergachev
2005-03-02 17:09 ` Jon Smirl
2005-03-02 17:15 ` Vladimir Dergachev
2005-03-02 17:30 ` Jon Smirl
2005-03-02 17:45 ` Vladimir Dergachev
2005-03-02 17:51 ` Jon Smirl
2005-03-02 19:45 ` Vladimir Dergachev
2005-03-02 18:08 ` Eric Sellers
2005-03-02 19:06 ` Jon Smirl
2005-03-02 17:29 ` James Simmons
2005-03-02 22:38 ` Benjamin Herrenschmidt
2005-03-03 0:04 ` James Simmons
2005-03-02 23:42 ` Benjamin Herrenschmidt
2005-03-03 1:03 ` Vladimir Dergachev
2005-03-03 2:23 ` Benjamin Herrenschmidt
2005-03-03 3:01 ` Vladimir Dergachev
2005-03-03 7:55 ` Ville Syrjälä
2005-03-03 15:12 ` Vladimir Dergachev
2005-03-03 22:47 ` Benjamin Herrenschmidt
2005-03-03 22:08 ` Benjamin Herrenschmidt
2005-03-04 13:18 ` Ville Syrjälä [this message]
2005-03-04 22:35 ` Benjamin Herrenschmidt
2005-03-05 6:30 ` Ville Syrjälä
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