Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262575AbVBBO11 (ORCPT ); Wed, 2 Feb 2005 09:27:27 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262333AbVBBO10 (ORCPT ); Wed, 2 Feb 2005 09:27:26 -0500 Received: from pat.uio.no ([129.240.130.16]:30857 "EHLO pat.uio.no") by vger.kernel.org with ESMTP id S262575AbVBBO1S (ORCPT ); Wed, 2 Feb 2005 09:27:18 -0500 Date: Wed, 2 Feb 2005 15:21:55 +0100 From: Haakon Riiser To: Linux kernel Subject: Re: Accelerated frame buffer functions Message-ID: <20050202142155.GA2764@s> Mail-Followup-To: Linux kernel References: <20050202133108.GA2410@s> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.6i X-MailScanner-Information: This message has been scanned for viruses/spam. Contact postmaster@uio.no if you have questions about this scanning X-UiO-MailScanner: No virus found X-UiO-Spam-info: not spam, SpamAssassin (score=0.05, required 12, autolearn=disabled, FORGED_RCVD_HELO 0.05) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 928 Lines: 26 [Dick Johnson] > On Wed, 2 Feb 2005, Haakon Riiser wrote: > >> How can I use a frame buffer driver's optimized copyarea, fillrect, >> blit, etc. from userspace? The only way I've ever seen anyone use >> the frame buffer device is by mmap()ing it and doing everything >> manually in the mapped memory. I assume there must be ioctls for >> accessing the accelerated functions, but after several hours of >> grepping and googling, I give up. :-( > > X-Windows already does this. Yeah, I thought the X11 fbdev driver supported acceleration, but not according to its manpage: fbdev is an Xorg driver for framebuffer devices. This is a non-accelerated driver [...] -- Haakon - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/