From patchwork Thu Nov 22 16:00:14 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steffen Trumtrar X-Patchwork-Id: 1783971 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 CD3AADF24C for ; Thu, 22 Nov 2012 16:02:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A922FE6578 for ; Thu, 22 Nov 2012 08:02:15 -0800 (PST) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [92.198.50.35]) by gabe.freedesktop.org (Postfix) with ESMTP id 8327DE5F06 for ; Thu, 22 Nov 2012 08:00:43 -0800 (PST) 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 1TbZCf-0006Lg-AL; Thu, 22 Nov 2012 17:00:37 +0100 Received: from str by dude.hi.pengutronix.de with local (Exim 4.80) (envelope-from ) id 1TbZCb-0002O8-9B; Thu, 22 Nov 2012 17:00:33 +0100 From: Steffen Trumtrar To: devicetree-discuss@lists.ozlabs.org Subject: [PATCHv13 6/7] drm_modes: add videomode helpers Date: Thu, 22 Nov 2012 17:00:14 +0100 Message-Id: <1353600015-6974-7-git-send-email-s.trumtrar@pengutronix.de> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1353600015-6974-1-git-send-email-s.trumtrar@pengutronix.de> References: <1353600015-6974-1-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: dri-devel@lists.freedesktop.org Cc: linux-fbdev@vger.kernel.org, Stephen Warren , Florian Tobias Schandinat , dri-devel@lists.freedesktop.org, Tomi Valkeinen , Rob Herring , Laurent Pinchart , kernel@pengutronix.de, Guennady Liakhovetski , linux-media@vger.kernel.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: , MIME-Version: 1.0 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 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 --- drivers/gpu/drm/drm_modes.c | 37 +++++++++++++++++++++++++++++++++++++ include/drm/drmP.h | 6 ++++++ 2 files changed, 43 insertions(+) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 59450f3..0073b27 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -35,6 +35,7 @@ #include #include #include +#include /** * drm_mode_debug_printmodeline - debug print a mode @@ -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..3d0ccaa 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -85,6 +85,7 @@ struct module; struct drm_file; struct drm_device; +struct videomode; #include #include #include @@ -1454,6 +1455,11 @@ 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);