From patchwork Thu Aug 30 11:40:30 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: archit taneja X-Patchwork-Id: 1387651 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id D2B733FDF5 for ; Thu, 30 Aug 2012 11:42:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754716Ab2H3Lmw (ORCPT ); Thu, 30 Aug 2012 07:42:52 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:34259 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753617Ab2H3Lmv (ORCPT ); Thu, 30 Aug 2012 07:42:51 -0400 Received: from dlelxv30.itg.ti.com ([172.17.2.17]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id q7UBgpdh009188; Thu, 30 Aug 2012 06:42:51 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id q7UBgpT7000962; Thu, 30 Aug 2012 06:42:51 -0500 Received: from dlelxv24.itg.ti.com (172.17.1.199) by dfle72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.1.323.3; Thu, 30 Aug 2012 06:42:51 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dlelxv24.itg.ti.com (8.13.8/8.13.8) with ESMTP id q7UBgpoK005441; Thu, 30 Aug 2012 06:42:51 -0500 Received: from localhost (a0393947pc.apr.dhcp.ti.com [172.24.137.248]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id q7UBgnr25218; Thu, 30 Aug 2012 06:42:49 -0500 (CDT) From: Archit Taneja To: CC: , , , Archit Taneja Subject: [PATCH v2 08/23] OMAPDRM: Remove manager->device references Date: Thu, 30 Aug 2012 17:10:30 +0530 Message-ID: <1346326845-16583-9-git-send-email-archit@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1346326845-16583-1-git-send-email-archit@ti.com> References: <1345528711-27801-1-git-send-email-archit@ti.com> <1346326845-16583-1-git-send-email-archit@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org With the introduction of output entities, managers will now connect to outputs. Use the helper op for managers named get_device. This will abstract away the information on how to get the device from an overlay manager. Using the helper function will reduce the number of pointer dereferences a user of OMAPDSS needs to do and reduce risk of a NULL dereference. Signed-off-by: Archit Taneja --- drivers/staging/omapdrm/omap_drv.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/staging/omapdrm/omap_drv.c b/drivers/staging/omapdrm/omap_drv.c index 4beab94..64a354a 100644 --- a/drivers/staging/omapdrm/omap_drv.c +++ b/drivers/staging/omapdrm/omap_drv.c @@ -106,7 +106,8 @@ static void dump_video_chains(void) for (i = 0; i < omap_dss_get_num_overlays(); i++) { struct omap_overlay *ovl = omap_dss_get_overlay(i); struct omap_overlay_manager *mgr = ovl->manager; - struct omap_dss_device *dssdev = mgr ? mgr->device : NULL; + struct omap_dss_device *dssdev = mgr ? + mgr->get_device(mgr) : NULL; if (dssdev) { DBG("%d: %s -> %s -> %s", i, ovl->name, mgr->name, dssdev->name); @@ -185,7 +186,7 @@ static int create_connector(struct drm_device *dev, for (j = 0; j < priv->num_encoders; j++) { struct omap_overlay_manager *mgr = omap_encoder_get_manager(priv->encoders[j]); - if (mgr->device == dssdev) { + if (mgr->get_device(mgr) == dssdev) { drm_mode_connector_attach_encoder(connector, priv->encoders[j]); }