From: Stelian Pop <stelian.pop@fr.alcove.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.4.5-ac12] New Sony Vaio Motion Eye camera driver
Date: Sun, 10 Jun 2001 18:46:11 +0200 [thread overview]
Message-ID: <20010610184611.A16660@ontario.alcove-fr> (raw)
In-Reply-To: <20010610175730.B15945@ontario.alcove-fr> <E1597bu-0006lf-00@the-village.bc.nu>
In-Reply-To: <E1597bu-0006lf-00@the-village.bc.nu>; from alan@lxorguk.ukuu.org.uk on Sun, Jun 10, 2001 at 04:58:42PM +0100
On Sun, Jun 10, 2001 at 04:58:42PM +0100, Alan Cox wrote:
> > Yes. But, even if I know how to program the mchip to output to
> > the video bus, there is something missing to enable overlay
> > (either in the mchip or in the ati video driver).
>
> It could be using the YUV digital inputs to the ATI chip.
Most likely yes.
> It seems however
> also quite likely to me that windows is doing the following
>
> 1. Issuing USB transfers which put the data into video ram overlay buffers
> (ie the DMA from the USB controller)
:s/USB/PCI/g
The rest seems good to me :-) I even think that the docs we have
are sufficient for this part (programming the mchip dma).
> 2. Using the YUV overlay/expand hardware in the ATI card
> (see www.gatos.org for X stuff for ATI for this)
:s/www.gatos.org/www.linuxvideo.org/gatos/
I took a quick look on their site but it seems that the
Rage Mobility P/M card which this laptop has isn't yet supported.
Stelian.
--
Stelian Pop <stelian.pop@fr.alcove.com>
|---------------- Free Software Engineer -----------------|
| Alcôve - http://www.alcove.com - Tel: +33 1 49 22 68 00 |
|------------- Alcôve, liberating software ---------------|
next prev parent reply other threads:[~2001-06-10 16:46 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-10 13:25 [PATCH 2.4.5-ac12] New Sony Vaio Motion Eye camera driver Stelian Pop
2001-06-10 14:39 ` Alan Cox
2001-06-10 15:57 ` Stelian Pop
2001-06-10 15:58 ` Alan Cox
2001-06-10 16:46 ` Stelian Pop [this message]
2001-06-10 19:07 ` Linus Torvalds
2001-06-10 23:41 ` egger
2001-06-11 0:13 ` Linus Torvalds
2001-06-11 19:37 ` egger
2001-06-12 20:58 Alex Deucher
2001-06-12 22:50 ` egger
2001-06-13 13:05 ` Alex Deucher
2001-06-12 22:51 ` Linus Torvalds
2001-06-13 6:33 ` egger
2001-06-13 10:24 ` Stelian Pop
2001-06-14 21:36 ` Linus Torvalds
2001-06-15 21:10 ` Stelian Pop
2001-06-28 19:11 ` volodya
2001-06-29 9:29 ` Stelian Pop
2001-06-13 13:09 ` Alex Deucher
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