All of lore.kernel.org
 help / color / mirror / Atom feed
From: Olaf Hering <olaf@aepfle.de>
To: Haiyang Zhang <haiyangz@microsoft.com>
Cc: "FlorianSchandinat@gmx.de" <FlorianSchandinat@gmx.de>,
	"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
	KY Srinivasan <kys@microsoft.com>,
	"jasowang@redhat.com" <jasowang@redhat.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>
Subject: Re: [PATCH RFC] video: Add Hyper-V Synthetic Video Frame Buffer Driver
Date: Tue, 19 Feb 2013 19:40:09 +0100	[thread overview]
Message-ID: <20130219184009.GA21783@aepfle.de> (raw)
In-Reply-To: <1ca36b5d55c64ac6b8854c4f216ef8e5@DFM-TK5MBX15-06.exchange.corp.microsoft.com>

On Tue, Feb 19, Haiyang Zhang wrote:

> The emulated video device is a separate device from the synthetic video.
> The synthetic driver can only take control of the synthetic video, but not
> the emulated video.

Please add this to the comment above.

> Actually, we already have a similar mechanism in ata/ata_piix.c to disable
> emulated IDE drive on Hyper-V, so it won't conflict with the synthetic drive.

I havent read the vesafb code, but I think it can kind of give up the
hardware, something ata_piix can not do.

Olaf

WARNING: multiple messages have this Message-ID (diff)
From: Olaf Hering <olaf@aepfle.de>
To: Haiyang Zhang <haiyangz@microsoft.com>
Cc: "FlorianSchandinat@gmx.de" <FlorianSchandinat@gmx.de>,
	"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
	KY Srinivasan <kys@microsoft.com>,
	"jasowang@redhat.com" <jasowang@redhat.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>
Subject: Re: [PATCH RFC] video: Add Hyper-V Synthetic Video Frame Buffer Driver
Date: Tue, 19 Feb 2013 18:40:09 +0000	[thread overview]
Message-ID: <20130219184009.GA21783@aepfle.de> (raw)
In-Reply-To: <1ca36b5d55c64ac6b8854c4f216ef8e5@DFM-TK5MBX15-06.exchange.corp.microsoft.com>

On Tue, Feb 19, Haiyang Zhang wrote:

> The emulated video device is a separate device from the synthetic video.
> The synthetic driver can only take control of the synthetic video, but not
> the emulated video.

Please add this to the comment above.

> Actually, we already have a similar mechanism in ata/ata_piix.c to disable
> emulated IDE drive on Hyper-V, so it won't conflict with the synthetic drive.

I havent read the vesafb code, but I think it can kind of give up the
hardware, something ata_piix can not do.

Olaf

  reply	other threads:[~2013-02-19 18:40 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-15 18:48 [PATCH RFC] video: Add Hyper-V Synthetic Video Frame Buffer Driver Haiyang Zhang
2013-02-15 19:09 ` Haiyang Zhang
2013-02-17 14:32 ` Olaf Hering
2013-02-17 14:32   ` Olaf Hering
2013-02-17 19:10   ` Haiyang Zhang
2013-02-18 10:29 ` Geert Uytterhoeven
2013-02-18 10:29   ` Geert Uytterhoeven
2013-02-18 16:09   ` Haiyang Zhang
2013-02-18 16:09     ` Haiyang Zhang
2013-02-19 16:51 ` Olaf Hering
2013-02-19 16:51   ` Olaf Hering
2013-02-19 17:48   ` Haiyang Zhang
2013-02-19 17:48     ` Haiyang Zhang
2013-02-19 18:40     ` Olaf Hering [this message]
2013-02-19 18:40       ` Olaf Hering
2013-02-19 19:04       ` Haiyang Zhang
2013-02-19 19:04         ` Haiyang Zhang
2013-02-21 15:53         ` Olaf Hering
2013-02-21 15:53           ` Olaf Hering
2013-02-22  4:11           ` Haiyang Zhang
2013-02-28 15:16 ` Olaf Hering
2013-02-28 15:16   ` Olaf Hering
2013-02-28 17:56   ` Haiyang Zhang
2013-02-28 17:56     ` Haiyang Zhang

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20130219184009.GA21783@aepfle.de \
    --to=olaf@aepfle.de \
    --cc=FlorianSchandinat@gmx.de \
    --cc=devel@linuxdriverproject.org \
    --cc=haiyangz@microsoft.com \
    --cc=jasowang@redhat.com \
    --cc=kys@microsoft.com \
    --cc=linux-fbdev@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.