From patchwork Sat Dec 18 03:00:13 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andres Salomon X-Patchwork-Id: 417741 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id oBI30Uw7027374 for ; Sat, 18 Dec 2010 03:00:30 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754220Ab0LRDAR (ORCPT ); Fri, 17 Dec 2010 22:00:17 -0500 Received: from LUNGE.MIT.EDU ([18.54.1.69]:52870 "EHLO lunge.queued.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753919Ab0LRDAQ convert rfc822-to-8bit (ORCPT ); Fri, 17 Dec 2010 22:00:16 -0500 Received: from localhost (c-71-231-141-121.hsd1.wa.comcast.net [71.231.141.121]) by lunge.queued.net (Postfix) with ESMTPSA id F19D3398070; Fri, 17 Dec 2010 22:00:15 -0500 (EST) Date: Fri, 17 Dec 2010 19:00:13 -0800 From: Andres Salomon To: akpm@linux-foundation.org Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] s1d13xxxfb: drop unused code Message-ID: <20101217190013.0107a93a@queued.net> X-Mailer: Claws Mail 3.7.6 (GTK+ 2.20.1; i486-pc-linux-gnu) Mime-Version: 1.0 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Sat, 18 Dec 2010 03:00:31 +0000 (UTC) diff --git a/drivers/video/s1d13xxxfb.c b/drivers/video/s1d13xxxfb.c index a6247fc..28b1c6c 100644 --- a/drivers/video/s1d13xxxfb.c +++ b/drivers/video/s1d13xxxfb.c @@ -410,28 +410,6 @@ s1d13xxxfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) ************************************************************/ /** - * bltbit_wait_bitset - waits for change in register value - * @info : framebuffer structure - * @bit : value expected in register - * @timeout : ... - * - * waits until value changes INTO bit - */ -static u8 -bltbit_wait_bitset(struct fb_info *info, u8 bit, int timeout) -{ - while (!(s1d13xxxfb_readreg(info->par, S1DREG_BBLT_CTL0) & bit)) { - udelay(10); - if (!--timeout) { - dbg_blit("wait_bitset timeout\n"); - break; - } - } - - return timeout; -} - -/** * bltbit_wait_bitclear - waits for change in register value * @info : frambuffer structure * @bit : value currently in register @@ -454,34 +432,6 @@ bltbit_wait_bitclear(struct fb_info *info, u8 bit, int timeout) return timeout; } -/** - * bltbit_fifo_status - checks the current status of the fifo - * @info : framebuffer structure - * - * returns number of free words in buffer - */ -static u8 -bltbit_fifo_status(struct fb_info *info) -{ - u8 status; - - status = s1d13xxxfb_readreg(info->par, S1DREG_BBLT_CTL0); - - /* its empty so room for 16 words */ - if (status & BBLT_FIFO_EMPTY) - return 16; - - /* its full so we dont want to add */ - if (status & BBLT_FIFO_FULL) - return 0; - - /* its atleast half full but we can add one atleast */ - if (status & BBLT_FIFO_NOT_FULL) - return 1; - - return 0; -} - /* * s1d13xxxfb_bitblt_copyarea - accelerated copyarea function * @info : framebuffer structure diff --git a/include/video/s1d13xxxfb.h b/include/video/s1d13xxxfb.h index f0736cf..55f5344 100644 --- a/include/video/s1d13xxxfb.h +++ b/include/video/s1d13xxxfb.h @@ -136,12 +136,6 @@ #define S1DREG_DELAYOFF 0xFFFE #define S1DREG_DELAYON 0xFFFF -#define BBLT_FIFO_EMPTY 0x00 -#define BBLT_FIFO_NOT_EMPTY 0x40 -#define BBLT_FIFO_NOT_FULL 0x30 -#define BBLT_FIFO_HALF_FULL 0x20 -#define BBLT_FIFO_FULL 0x10 - #define BBLT_SOLID_FILL 0x0c