From patchwork Fri Dec 19 02:00:22 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steve Longerbeam X-Patchwork-Id: 5517051 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 0EF329F1CD for ; Fri, 19 Dec 2014 02:11:31 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D69A12011E for ; Fri, 19 Dec 2014 02:11:28 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 16D7720117 for ; Fri, 19 Dec 2014 02:11:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 059C36EAD0; Thu, 18 Dec 2014 18:11:19 -0800 (PST) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-pd0-f175.google.com (mail-pd0-f175.google.com [209.85.192.175]) by gabe.freedesktop.org (Postfix) with ESMTP id 989396EAC5 for ; Thu, 18 Dec 2014 18:01:07 -0800 (PST) Received: by mail-pd0-f175.google.com with SMTP id g10so155434pdj.20 for ; Thu, 18 Dec 2014 18:01:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=+dnJpfAw4YU8Y4iSAlJzQ8M6ZfprF4cjs0zlXLGbxrE=; b=DxclsCu7wD5q5rZ4gdGzHTAxWYO7nTTOwiQ6PkW2se8xGAu2UbByI0W9x49D96H3XH P6KmAltfEIAjWMGCKVTxxbsBXLAgPYjzpHBE89Z/PWA3HusPa2Q8DsL+EeeIPjfobVxG IgnyCI4KrmvQAG1qLNKqFMWBL7UtwtsT7UF28uPk+DQ+/PgRHhNPBVPPoEU4ErrnfCWE tg8yJWNz3rv95IR2voBGFy9mpZTyauGrfJRV0HXIB10EiIkxYissCH30DJz+rE0zvHE8 G7esycqyreqOOuCAa1DeKyK3BzTbeU6Ix/Gx0YBBdU9MYyowv3OLR20FJyDckHJu4GhC QfjQ== X-Received: by 10.70.49.99 with SMTP id t3mr8238875pdn.105.1418954467366; Thu, 18 Dec 2014 18:01:07 -0800 (PST) Received: from mothership.mgc.mentorg.com (c-50-152-159-227.hsd1.ca.comcast.net. [50.152.159.227]) by mx.google.com with ESMTPSA id pd9sm7959386pdb.35.2014.12.18.18.01.06 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 18 Dec 2014 18:01:06 -0800 (PST) From: Steve Longerbeam X-Google-Original-From: Steve Longerbeam To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, David Airlie , Philipp Zabel , Jean-Christophe Plagniol-Villard , Tomi Valkeinen Subject: [PATCH v2 3/7] drm_modes: add videomode_from_drm_display_mode Date: Thu, 18 Dec 2014 18:00:22 -0800 Message-Id: <1418954426-21909-4-git-send-email-steve_longerbeam@mentor.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1418954426-21909-1-git-send-email-steve_longerbeam@mentor.com> References: <1418954426-21909-1-git-send-email-steve_longerbeam@mentor.com> X-Mailman-Approved-At: Thu, 18 Dec 2014 18:11:13 -0800 Cc: Fabio Estevam , Steve Longerbeam , Denis Carikli , Russell King X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add conversion from drm_display_mode to videomode. Signed-off-by: Steve Longerbeam --- drivers/gpu/drm/drm_modes.c | 40 ++++++++++++++++++++++++++++++++++++++++ include/drm/drm_modes.h | 2 ++ 2 files changed, 42 insertions(+) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 6d8b941..583a391 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -615,6 +615,46 @@ void drm_display_mode_from_videomode(const struct videomode *vm, } EXPORT_SYMBOL_GPL(drm_display_mode_from_videomode); +/** + * videomode_from_drm_display_mode - fill in @vm using @dmode, + * @dmode: drm_display_mode structure to use as source + * @vm: videomode structure to use as destination + * + * Fills out @vm using the display mode specified in @dmode. + */ +void videomode_from_drm_display_mode(const struct drm_display_mode *dmode, + struct videomode *vm) +{ + vm->hactive = dmode->hdisplay; + vm->hfront_porch = dmode->hsync_start - dmode->hdisplay; + vm->hsync_len = dmode->hsync_end - dmode->hsync_start; + vm->hback_porch = dmode->htotal - dmode->hsync_end; + + vm->vactive = dmode->vdisplay; + vm->vfront_porch = dmode->vsync_start - dmode->vdisplay; + vm->vsync_len = dmode->vsync_end - dmode->vsync_start; + vm->vback_porch = dmode->vtotal - dmode->vsync_end; + + vm->pixelclock = dmode->clock * 1000; + + vm->flags = 0; + if (dmode->flags & DRM_MODE_FLAG_PHSYNC) + vm->flags |= DISPLAY_FLAGS_HSYNC_HIGH; + else if (dmode->flags & DRM_MODE_FLAG_NHSYNC) + vm->flags |= DISPLAY_FLAGS_HSYNC_LOW; + if (dmode->flags & DRM_MODE_FLAG_PVSYNC) + vm->flags |= DISPLAY_FLAGS_VSYNC_HIGH; + else if (dmode->flags & DRM_MODE_FLAG_NVSYNC) + vm->flags |= DISPLAY_FLAGS_VSYNC_LOW; + if (dmode->flags & DRM_MODE_FLAG_INTERLACE) + vm->flags |= DISPLAY_FLAGS_INTERLACED; + if (dmode->flags & DRM_MODE_FLAG_DBLSCAN) + vm->flags |= DISPLAY_FLAGS_DOUBLESCAN; + if (dmode->flags & DRM_MODE_FLAG_DBLCLK) + vm->flags |= DISPLAY_FLAGS_DOUBLECLK; +} +EXPORT_SYMBOL_GPL(videomode_from_drm_display_mode); + #ifdef CONFIG_OF /** * of_get_drm_display_mode - get a drm_display_mode from devicetree diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index 91d0582..60c0144 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -197,6 +197,8 @@ struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, int GTF_K, int GTF_2J); void drm_display_mode_from_videomode(const struct videomode *vm, struct drm_display_mode *dmode); +void videomode_from_drm_display_mode(const struct drm_display_mode *dmode, + struct videomode *vm); int of_get_drm_display_mode(struct device_node *np, struct drm_display_mode *dmode, int index);