From patchwork Thu Sep 13 12:14:45 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: archit taneja X-Patchwork-Id: 1451621 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 2616540AB5 for ; Thu, 13 Sep 2012 12:15:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757879Ab2IMMPO (ORCPT ); Thu, 13 Sep 2012 08:15:14 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:39462 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757863Ab2IMMPE (ORCPT ); Thu, 13 Sep 2012 08:15:04 -0400 Received: from dlelxv30.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id q8DCF3Zg028405; Thu, 13 Sep 2012 07:15:03 -0500 Received: from DLEE74.ent.ti.com (dlee74.ent.ti.com [157.170.170.8]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id q8DCF3SS030263; Thu, 13 Sep 2012 07:15:03 -0500 Received: from dlelxv24.itg.ti.com (172.17.1.199) by DLEE74.ent.ti.com (157.170.170.8) with Microsoft SMTP Server id 14.1.323.3; Thu, 13 Sep 2012 07:15:03 -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 q8DCF3ne026363; Thu, 13 Sep 2012 07:15:03 -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 q8DCF1w07611; Thu, 13 Sep 2012 07:15:01 -0500 (CDT) From: Archit Taneja To: CC: , , Archit Taneja Subject: [PATCH 01/21] OMAPDSS: DISPC: Constify omap_overlay_info in dispc_ovl_setup() Date: Thu, 13 Sep 2012 17:44:45 +0530 Message-ID: <1347538505-25359-2-git-send-email-archit@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1347538505-25359-1-git-send-email-archit@ti.com> References: <1347538505-25359-1-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 The struct omap_overlay_info passed to dispc_ovl_setup() is used to configure DISPC registers. It shouldn't modify the overlay_info structure. The pos_y field was being changed in dispc_ovl_setup in the case of interlaced displays. Fix this and const qualifier to the omap_overlay_info argument. Signed-off-by: Archit Taneja --- drivers/video/omap2/dss/dispc.c | 9 +++++---- drivers/video/omap2/dss/dss.h | 2 +- 2 files changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index 33db882..cd3d532 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -2253,7 +2253,7 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane, return 0; } -int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, +int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, bool replication, const struct omap_video_timings *mgr_timings) { struct omap_overlay *ovl = omap_dss_get_overlay(plane); @@ -2271,6 +2271,7 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, enum omap_channel channel; int x_predecim = 1, y_predecim = 1; bool ilace = mgr_timings->interlace; + u16 pos_y = oi->pos_y; channel = dispc_ovl_get_channel_out(plane); @@ -2293,12 +2294,12 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, if (ilace) { if (fieldmode) in_height /= 2; - oi->pos_y /= 2; + pos_y /= 2; out_height /= 2; DSSDBG("adjusting for ilace: height %d, pos_y %d, " "out_height %d\n", - in_height, oi->pos_y, out_height); + in_height, pos_y, out_height); } if (!dss_feat_color_mode_supported(plane, oi->color_mode)) @@ -2381,7 +2382,7 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, DSSDBG("%d,%d %dx%d -> %dx%d\n", oi->pos_x, oi->pos_y, in_width, in_height, out_width, out_height); - dispc_ovl_set_pos(plane, oi->pos_x, oi->pos_y); + dispc_ovl_set_pos(plane, oi->pos_x, pos_y); dispc_ovl_set_pic_size(plane, in_width, in_height); diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h index c2bc092..43210b8 100644 --- a/drivers/video/omap2/dss/dss.h +++ b/drivers/video/omap2/dss/dss.h @@ -440,7 +440,7 @@ void dispc_ovl_set_fifo_threshold(enum omap_plane plane, u32 low, u32 high); void dispc_ovl_compute_fifo_thresholds(enum omap_plane plane, u32 *fifo_low, u32 *fifo_high, bool use_fifomerge, bool manual_update); -int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, +int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, bool replication, const struct omap_video_timings *mgr_timings); int dispc_ovl_enable(enum omap_plane plane, bool enable); void dispc_ovl_set_channel_out(enum omap_plane plane,