From mboxrd@z Thu Jan 1 00:00:00 1970 From: Antonino Daplas Subject: Re: LCD scaling type Date: 11 Jan 2003 18:16:11 +0800 Sender: linux-fbdev-devel-admin@lists.sourceforge.net Message-ID: <1042279649.955.18.camel@localhost.localdomain> References: <1042227743.705.22.camel@zion.wanadoo.fr> <1042268184.932.165.camel@localhost.localdomain> <1042278469.541.27.camel@zion.wanadoo.fr> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Received: from willow.compass.com.ph ([202.70.96.38]) by sc8-sf-list1.sourceforge.net with esmtp (Exim 3.31-VA-mm2 #1 (Debian)) id 18XIqO-0007h6-00 for ; Sat, 11 Jan 2003 02:26:25 -0800 In-Reply-To: <1042278469.541.27.camel@zion.wanadoo.fr> Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Id: List-Unsubscribe: , List-Archive: Content-Type: text/plain; charset="us-ascii" To: Benjamin Herrenschmidt Cc: Linux Fbdev development list On Sat, 2003-01-11 at 17:47, Benjamin Herrenschmidt wrote: > On Sat, 2003-01-11 at 07:58, Antonino Daplas wrote: > > On Sat, 2003-01-11 at 03:42, Benjamin Herrenschmidt wrote: > > > I second to this. It's useful to have an extra field in > > fb_var_screeninfo for drivers to play around. It's like an extension > > field and its main use is to expose a hardware capability which is > > uncommon enough to warrant generic support. It's meaning will vary from > > driver to driver. > > I don't fully agree here. While I agree a driver specific field might > be useful, I beleive the "flags" field should have defined meaning. > > > I also have a couple of things that come to mind (like switching from > > truecolor to directcolor and vice versa without rebooting). I currently > > use var->nonstd which is probably not the the right thing to do. > > For this too, defined flags would make sense as other driver might want > to implement the same capability, in which case we really want all of > them to do it the same way. > Well, yes of course, if a particular hardware feature is quite useful and common, then you need something definitive. But what I also want is another field which will serve as a private communication channel between userspace and driver. Adventurous users/testers can use them to turn a unique hardware feature on/off. This is similar to 'Tweak'ing utilities common in MS Windows. Tony ------------------------------------------------------- This SF.NET email is sponsored by: SourceForge Enterprise Edition + IBM + LinuxWorld = Something 2 See! http://www.vasoftware.com