From patchwork Fri Mar 30 17:18:20 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 10318159 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A1C5A60383 for ; Fri, 30 Mar 2018 17:19:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 919562A5B3 for ; Fri, 30 Mar 2018 17:19:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 864292A5B8; Fri, 30 Mar 2018 17:19:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3797F2A5B3 for ; Fri, 30 Mar 2018 17:19:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752384AbeC3RSp (ORCPT ); Fri, 30 Mar 2018 13:18:45 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:58788 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752344AbeC3RSn (ORCPT ); Fri, 30 Mar 2018 13:18:43 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: sre) with ESMTPSA id 291762601D5 From: Sebastian Reichel To: Sebastian Reichel , Tomi Valkeinen , Tony Lindgren , Pavel Machek Cc: Laurent Pinchart , Rob Herring , Mark Rutland , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@collabora.com, Sebastian Reichel Subject: [PATCHv3 6/8] drm/omap: add support for rotation hints from display drivers Date: Fri, 30 Mar 2018 19:18:20 +0200 Message-Id: <20180330171822.25896-7-sebastian.reichel@collabora.co.uk> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180330171822.25896-1-sebastian.reichel@collabora.co.uk> References: <20180330171822.25896-1-sebastian.reichel@collabora.co.uk> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This adds support for setting DRM panel orientation property based on rotation information from the display driver. Signed-off-by: Sebastian Reichel --- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 ++ drivers/gpu/drm/omapdrm/omap_connector.c | 34 +++++++++++++++++++++++++++++++- 2 files changed, 35 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 14d74adb13fb..01a2a6638f70 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -554,6 +554,8 @@ struct omap_dss_driver { struct videomode *vm); void (*get_size)(struct omap_dss_device *dssdev, unsigned int *width, unsigned int *height); + void (*get_rotation)(struct omap_dss_device *dssdev, + int *rotation); int (*set_wss)(struct omap_dss_device *dssdev, u32 wss); u32 (*get_wss)(struct omap_dss_device *dssdev); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index a33b51484b2d..f8ae8bdf9211 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -249,6 +249,8 @@ struct drm_connector *omap_connector_init(struct drm_device *dev, struct drm_connector *connector = NULL; struct omap_connector *omap_connector; bool hpd_supported = false; + int rotation = -1; + int ret; DBG("%s", dssdev->name); @@ -267,7 +269,7 @@ struct drm_connector *omap_connector_init(struct drm_device *dev, drm_connector_helper_add(connector, &omap_connector_helper_funcs); if (dssdev->driver->register_hpd_cb) { - int ret = dssdev->driver->register_hpd_cb(dssdev, + ret = dssdev->driver->register_hpd_cb(dssdev, omap_connector_hpd_cb, omap_connector); if (!ret) @@ -288,6 +290,36 @@ struct drm_connector *omap_connector_init(struct drm_device *dev, connector->interlace_allowed = 1; connector->doublescan_allowed = 0; + if (dssdev->driver->get_rotation) + dssdev->driver->get_rotation(dssdev, &rotation); + + switch (rotation) { + case 0: + connector->display_info.panel_orientation = + DRM_MODE_PANEL_ORIENTATION_NORMAL; + break; + case 90: + connector->display_info.panel_orientation = + DRM_MODE_PANEL_ORIENTATION_RIGHT_UP; + break; + case 180: + connector->display_info.panel_orientation = + DRM_MODE_PANEL_ORIENTATION_BOTTOM_UP; + break; + case 270: + connector->display_info.panel_orientation = + DRM_MODE_PANEL_ORIENTATION_LEFT_UP; + break; + default: + connector->display_info.panel_orientation = + DRM_MODE_PANEL_ORIENTATION_UNKNOWN; + break; + } + + ret = drm_connector_init_panel_orientation_property(connector, 0, 0); + if (ret) + DBG("%s: Failed to init orientation property (%d)", dssdev->name, ret); + return connector; fail: