From patchwork Sat Feb 22 15:00:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 11398155 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F1E6E14BC for ; Sat, 22 Feb 2020 15:02:31 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D0BAB206ED for ; Sat, 22 Feb 2020 15:02:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="EAuk6Tqm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D0BAB206ED Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BD3136E925; Sat, 22 Feb 2020 15:02:18 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by gabe.freedesktop.org (Postfix) with ESMTPS id 46FC96E923 for ; Sat, 22 Feb 2020 15:01:54 +0000 (UTC) Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id A95EB2034; Sat, 22 Feb 2020 16:01:51 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1582383712; bh=wXAaWKuRFNqN6CD8m3NsbxNchdlOShoPZLdcVyZI3Ys=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EAuk6TqmrRnazoGXjeDbCgzBaMpSAQnhvWmq/yGoq6aFFZ6PghrU50sMvrg7/6wNi 0LJV3XKbeZOdypVolTrMoWoUUZUBhKuEy0T4PDcSI2KfuYjukaEBpaUdCfaeXXARHQ jUrdO58rdabjmHuBSRwHUJb9plgPeNCy2l1iT5cI= From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Subject: [PATCH v7 17/54] drm/bridge: panel: Implement bridge connector operations Date: Sat, 22 Feb 2020 17:00:29 +0200 Message-Id: <20200222150106.22919-18-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200222150106.22919-1-laurent.pinchart@ideasonboard.com> References: <20200222150106.22919-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tomi Valkeinen , Sam Ravnborg , Sebastian Reichel , Boris Brezillon Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Implement the newly added bridge connector operations, allowing the usage of drm_bridge_panel with drm_bridge_connector. Signed-off-by: Laurent Pinchart Reviewed-by: Boris Brezillon Reviewed-by: Sam Ravnborg Tested-by: Sebastian Reichel Reviewed-by: Sebastian Reichel --- Changes since v2: - Use the connector type from the panel instead of hardcoding it to DPI - Rebased on top top of Sam's panel .get_modes() rework --- drivers/gpu/drm/bridge/panel.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c index 81017b4afe25..bbc212cc53ac 100644 --- a/drivers/gpu/drm/bridge/panel.c +++ b/drivers/gpu/drm/bridge/panel.c @@ -60,10 +60,8 @@ static int panel_bridge_attach(struct drm_bridge *bridge, struct drm_connector *connector = &panel_bridge->connector; int ret; - if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) { - DRM_ERROR("Fix bridge driver to make connector optional!"); - return -EINVAL; - } + if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) + return 0; if (!bridge->encoder) { DRM_ERROR("Missing encoder\n"); @@ -126,6 +124,14 @@ static void panel_bridge_post_disable(struct drm_bridge *bridge) drm_panel_unprepare(panel_bridge->panel); } +static int panel_bridge_get_modes(struct drm_bridge *bridge, + struct drm_connector *connector) +{ + struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge); + + return drm_panel_get_modes(panel_bridge->panel, connector); +} + static const struct drm_bridge_funcs panel_bridge_bridge_funcs = { .attach = panel_bridge_attach, .detach = panel_bridge_detach, @@ -133,6 +139,7 @@ static const struct drm_bridge_funcs panel_bridge_bridge_funcs = { .enable = panel_bridge_enable, .disable = panel_bridge_disable, .post_disable = panel_bridge_post_disable, + .get_modes = panel_bridge_get_modes, }; /** @@ -202,6 +209,8 @@ struct drm_bridge *drm_panel_bridge_add_typed(struct drm_panel *panel, #ifdef CONFIG_OF panel_bridge->bridge.of_node = panel->dev->of_node; #endif + panel_bridge->bridge.ops = DRM_BRIDGE_OP_MODES; + panel_bridge->bridge.type = connector_type; drm_bridge_add(&panel_bridge->bridge);