From patchwork Fri May 31 17:07:05 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 2645131 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by patchwork2.kernel.org (Postfix) with ESMTP id E5AE5DFB79 for ; Fri, 31 May 2013 17:14:56 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A1AEEE63CF for ; Fri, 31 May 2013 10:14:56 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 9BE30E6268; Fri, 31 May 2013 10:07:31 -0700 (PDT) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga101.fm.intel.com with ESMTP; 31 May 2013 10:07:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.87,780,1363158000"; d="scan'208";a="343123097" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.168]) by fmsmga001.fm.intel.com with SMTP; 31 May 2013 10:07:44 -0700 Received: by stinkbox (sSMTP sendmail emulation); Fri, 31 May 2013 20:07:28 +0300 From: ville.syrjala@linux.intel.com To: intel-gfx@lists.freedesktop.org Subject: [PATCH 5/7] drm/i915: Use container_of() in the fbdev code Date: Fri, 31 May 2013 20:07:05 +0300 Message-Id: <1370020027-27595-6-git-send-email-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <1370020027-27595-1-git-send-email-ville.syrjala@linux.intel.com> References: <1370020027-27595-1-git-send-email-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Cc: dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org Errors-To: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org From: Ville Syrjälä Use container_of() instead of a cast to get struct intel_fbdev from struct drm_fb_helper. Also populate the fb_info->par correctly with the drm_fb_helper pointer instead of the intel_fbdev pointer. There's no actual functional change since the drm_fb_helper happens to be the first member inside intel_fbdev. Signed-off-by: Ville Syrjälä Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_fb.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c index e8389df..60d0cf6 100644 --- a/drivers/gpu/drm/i915/intel_fb.c +++ b/drivers/gpu/drm/i915/intel_fb.c @@ -60,8 +60,9 @@ static struct fb_ops intelfb_ops = { static int intelfb_create(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { - struct intel_fbdev *ifbdev = (struct intel_fbdev *)helper; - struct drm_device *dev = ifbdev->helper.dev; + struct intel_fbdev *ifbdev = + container_of(helper, struct intel_fbdev, helper); + struct drm_device *dev = helper->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct fb_info *info; struct drm_framebuffer *fb; @@ -108,7 +109,7 @@ static int intelfb_create(struct drm_fb_helper *helper, goto out_unpin; } - info->par = ifbdev; + info->par = helper; ret = intel_framebuffer_init(dev, &ifbdev->ifb, &mode_cmd, obj); if (ret)