From patchwork Mon Nov 26 09:07:27 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steffen Trumtrar X-Patchwork-Id: 1801031 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 6AAA9DF2F9 for ; Mon, 26 Nov 2012 09:08:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754654Ab2KZJHy (ORCPT ); Mon, 26 Nov 2012 04:07:54 -0500 Received: from metis.ext.pengutronix.de ([92.198.50.35]:41971 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754031Ab2KZJHw (ORCPT ); Mon, 26 Nov 2012 04:07:52 -0500 Received: from dude.hi.pengutronix.de ([2001:6f8:1178:2:21e:67ff:fe11:9c5c]) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1TcufJ-00065V-8Y; Mon, 26 Nov 2012 10:07:45 +0100 Received: from str by dude.hi.pengutronix.de with local (Exim 4.80) (envelope-from ) id 1TcufF-00043q-2O; Mon, 26 Nov 2012 10:07:41 +0100 From: Steffen Trumtrar To: devicetree-discuss@lists.ozlabs.org Cc: Steffen Trumtrar , "Rob Herring" , linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, "Laurent Pinchart" , "Thierry Reding" , "Guennady Liakhovetski" , linux-media@vger.kernel.org, "Tomi Valkeinen" , "Stephen Warren" , kernel@pengutronix.de, "Florian Tobias Schandinat" , "David Airlie" Subject: [PATCHv15 6/7] drm_modes: add videomode helpers Date: Mon, 26 Nov 2012 10:07:27 +0100 Message-Id: <1353920848-1705-7-git-send-email-s.trumtrar@pengutronix.de> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1353920848-1705-1-git-send-email-s.trumtrar@pengutronix.de> References: <1353920848-1705-1-git-send-email-s.trumtrar@pengutronix.de> X-SA-Exim-Connect-IP: 2001:6f8:1178:2:21e:67ff:fe11:9c5c X-SA-Exim-Mail-From: str@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-fbdev@vger.kernel.org Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Add conversion from videomode to drm_display_mode Signed-off-by: Steffen Trumtrar Reviewed-by: Thierry Reding Acked-by: Thierry Reding Tested-by: Thierry Reding Tested-by: Philipp Zabel Reviewed-by: Laurent Pinchart Acked-by: Laurent Pinchart Signed-off-by: Steffen Trumtrar --- drivers/gpu/drm/drm_modes.c | 37 +++++++++++++++++++++++++++++++++++++ include/drm/drmP.h | 7 +++++++ 2 files changed, 44 insertions(+) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 59450f3..8263ea1 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -33,6 +33,7 @@ #include #include #include +#include #include #include @@ -504,6 +505,42 @@ drm_gtf_mode(struct drm_device *dev, int hdisplay, int vdisplay, int vrefresh, } EXPORT_SYMBOL(drm_gtf_mode); +#if IS_ENABLED(CONFIG_VIDEOMODE) +int drm_display_mode_from_videomode(const struct videomode *vm, + struct drm_display_mode *dmode) +{ + dmode->hdisplay = vm->hactive; + dmode->hsync_start = dmode->hdisplay + vm->hfront_porch; + dmode->hsync_end = dmode->hsync_start + vm->hsync_len; + dmode->htotal = dmode->hsync_end + vm->hback_porch; + + dmode->vdisplay = vm->vactive; + dmode->vsync_start = dmode->vdisplay + vm->vfront_porch; + dmode->vsync_end = dmode->vsync_start + vm->vsync_len; + dmode->vtotal = dmode->vsync_end + vm->vback_porch; + + dmode->clock = vm->pixelclock / 1000; + + dmode->flags = 0; + if (vm->hah) + dmode->flags |= DRM_MODE_FLAG_PHSYNC; + else + dmode->flags |= DRM_MODE_FLAG_NHSYNC; + if (vm->vah) + dmode->flags |= DRM_MODE_FLAG_PVSYNC; + else + dmode->flags |= DRM_MODE_FLAG_NVSYNC; + if (vm->interlaced) + dmode->flags |= DRM_MODE_FLAG_INTERLACE; + if (vm->doublescan) + dmode->flags |= DRM_MODE_FLAG_DBLSCAN; + drm_mode_set_name(dmode); + + return 0; +} +EXPORT_SYMBOL_GPL(drm_display_mode_from_videomode); +#endif + /** * drm_mode_set_name - set the name on a mode * @mode: name will be set in this mode diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 3fd8280..2194e97 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -85,6 +85,8 @@ struct module; struct drm_file; struct drm_device; +struct videomode; + #include #include #include @@ -1454,6 +1456,11 @@ extern struct drm_display_mode * drm_mode_create_from_cmdline_mode(struct drm_device *dev, struct drm_cmdline_mode *cmd); +#if IS_ENABLED(CONFIG_VIDEOMODE) +extern int drm_display_mode_from_videomode(const struct videomode *vm, + struct drm_display_mode *dmode); +#endif + /* Modesetting support */ extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc);