From patchwork Thu Feb 11 10:37:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans Verkuil X-Patchwork-Id: 381364 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0FD16C43381 for ; Thu, 11 Feb 2021 10:42:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C40A664E23 for ; Thu, 11 Feb 2021 10:42:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229906AbhBKKmA (ORCPT ); Thu, 11 Feb 2021 05:42:00 -0500 Received: from lb1-smtp-cloud9.xs4all.net ([194.109.24.22]:47849 "EHLO lb1-smtp-cloud9.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230353AbhBKKjU (ORCPT ); Thu, 11 Feb 2021 05:39:20 -0500 Received: from cust-b5b5937f ([IPv6:fc0c:c16d:66b8:757f:c639:739b:9d66:799d]) by smtp-cloud9.xs4all.net with ESMTPA id A9LMlXsw2Zvk6A9LQlud25; Thu, 11 Feb 2021 11:37:09 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xs4all.nl; s=s2; t=1613039829; bh=DKAvYOQO2RB//qRckCcr0j5nt7n6oMPWP4iQ2kreKlg=; h=From:To:Subject:Date:Message-Id:MIME-Version:From:Subject; b=tSzDpAXezqQ7+7GnvOcD2eGRSRTbtNsUAB0iii9V166L3T+c7zTjSAU7INMiyTxor CzSxs9v4bqD9LkVLjM+5Ko5nPVUxgcAFyE4UW6x4ZrWib96Ox9ZOMV5hLe4wOO2gpi 32jgqSgPHRGfXhQNJt265KA72+xkuY7MqAdUzqNwt8JOQB6nEIWcjuJWCuH58TuKgq SaPBlafQuB5tqbgBVDsTnGIgIVuSBPLo16jRIFm4YJNfBCGG3BZAqihZ0Xy1pdshMC Md6xVIZoffYUtGlCe+lQyDPDWiDipRyZzKRpHFGrfjAbzYz2xou08G82mIxaoJJ1Lg 9neqO5k/N0JJw== From: Hans Verkuil To: linux-media@vger.kernel.org Cc: Tomi Valkeinen , Laurent Pinchart , dri-devel@lists.freedesktop.org, linux-omap@vger.kernel.org, Sekhar Nori , Tony Lindgren , Hans Verkuil Subject: [PATCH 2/5] drm/omap: hdmi4: switch to the cec bridge ops Date: Thu, 11 Feb 2021 11:37:00 +0100 Message-Id: <20210211103703.444625-3-hverkuil-cisco@xs4all.nl> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210211103703.444625-1-hverkuil-cisco@xs4all.nl> References: <20210211103703.444625-1-hverkuil-cisco@xs4all.nl> MIME-Version: 1.0 X-CMAE-Envelope: MS4xfMVufYRA30s44XrBb7euBEAQNI5/5ADL4UTGWENhEPzj1BFYGkaXvMAzCILkhgdqiEvezzzaB7alvVEsKWc9B88x5HTsVXcOAqHNIwxL+GgEGzmJzkmr jSfaU8y7Slnxk+eS9d0F2rEiadkHCYpBSaTxoZvsB9/szwrcx7r94iII37kpcbbj6e9W+fxiIke4l2k6la8Ajvhpyporg2A8oVTgSVc3AJ7JRJ1QJqhDK37Y F9h6T3vxvs8fGvB5rH3uKMVAsxNtXAALIfHFVXyM/gBKqrGH9jay1+EqicrPDRZlwJVmvJMRG80yzJtiXXK5OcHEMAGJ5SzNOUMgH468olz2F3m2EuiiCW4k x8fuVR2WFaZLPKWzWsdPh8eMgi3IYG8TDagsSyj0fOnzlCCjqy2990y+o88+yplSD3owzSTF2eJFhlwNWes/PI9IHmb7oIJ/9etlHTv5dNlIc28IGyo= Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Implement the new CEC bridge ops. This makes it possible to associate a CEC adapter with a drm connector, which helps userspace determine with cec device node belongs to which drm connector. Signed-off-by: Hans Verkuil --- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 28 +++++++++++++++++-------- drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c | 8 ++++--- drivers/gpu/drm/omapdrm/dss/hdmi4_cec.h | 7 ++++--- 3 files changed, 28 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index 8de41e74e8f8..765379380d4b 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -482,6 +482,21 @@ static struct edid *hdmi4_bridge_get_edid(struct drm_bridge *bridge, return edid; } +static int hdmi4_bridge_cec_init(struct drm_bridge *bridge, + struct drm_connector *conn) +{ + struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); + + return hdmi4_cec_init(hdmi->pdev, &hdmi->core, &hdmi->wp, conn); +} + +static void hdmi4_bridge_cec_exit(struct drm_bridge *bridge) +{ + struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); + + hdmi4_cec_uninit(&hdmi->core); +} + static const struct drm_bridge_funcs hdmi4_bridge_funcs = { .attach = hdmi4_bridge_attach, .mode_set = hdmi4_bridge_mode_set, @@ -492,13 +507,15 @@ static const struct drm_bridge_funcs hdmi4_bridge_funcs = { .atomic_disable = hdmi4_bridge_disable, .hpd_notify = hdmi4_bridge_hpd_notify, .get_edid = hdmi4_bridge_get_edid, + .cec_init = hdmi4_bridge_cec_init, + .cec_exit = hdmi4_bridge_cec_exit, }; static void hdmi4_bridge_init(struct omap_hdmi *hdmi) { hdmi->bridge.funcs = &hdmi4_bridge_funcs; hdmi->bridge.of_node = hdmi->pdev->dev.of_node; - hdmi->bridge.ops = DRM_BRIDGE_OP_EDID; + hdmi->bridge.ops = DRM_BRIDGE_OP_EDID | DRM_BRIDGE_OP_CEC; hdmi->bridge.type = DRM_MODE_CONNECTOR_HDMIA; drm_bridge_add(&hdmi->bridge); @@ -647,14 +664,10 @@ static int hdmi4_bind(struct device *dev, struct device *master, void *data) if (r) goto err_runtime_put; - r = hdmi4_cec_init(hdmi->pdev, &hdmi->core, &hdmi->wp); - if (r) - goto err_pll_uninit; - r = hdmi_audio_register(hdmi); if (r) { DSSERR("Registering HDMI audio failed\n"); - goto err_cec_uninit; + goto err_pll_uninit; } hdmi->debugfs = dss_debugfs_create_file(dss, "hdmi", hdmi_dump_regs, @@ -664,8 +677,6 @@ static int hdmi4_bind(struct device *dev, struct device *master, void *data) return 0; -err_cec_uninit: - hdmi4_cec_uninit(&hdmi->core); err_pll_uninit: hdmi_pll_uninit(&hdmi->pll); err_runtime_put: @@ -682,7 +693,6 @@ static void hdmi4_unbind(struct device *dev, struct device *master, void *data) if (hdmi->audio_pdev) platform_device_unregister(hdmi->audio_pdev); - hdmi4_cec_uninit(&hdmi->core); hdmi_pll_uninit(&hdmi->pll); } diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c index 43592c1cf081..64f5ccd0f11b 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c @@ -335,10 +335,10 @@ void hdmi4_cec_set_phys_addr(struct hdmi_core_data *core, u16 pa) } int hdmi4_cec_init(struct platform_device *pdev, struct hdmi_core_data *core, - struct hdmi_wp_data *wp) + struct hdmi_wp_data *wp, struct drm_connector *conn) { - const u32 caps = CEC_CAP_TRANSMIT | CEC_CAP_LOG_ADDRS | - CEC_CAP_PASSTHROUGH | CEC_CAP_RC; + const u32 caps = CEC_CAP_DEFAULTS | CEC_CAP_CONNECTOR_INFO; + struct cec_connector_info conn_info; int ret; core->adap = cec_allocate_adapter(&hdmi_cec_adap_ops, core, @@ -346,6 +346,8 @@ int hdmi4_cec_init(struct platform_device *pdev, struct hdmi_core_data *core, ret = PTR_ERR_OR_ZERO(core->adap); if (ret < 0) return ret; + cec_fill_conn_info_from_drm(&conn_info, conn); + cec_s_conn_info(core->adap, &conn_info); core->wp = wp; /* Disable clock initially, hdmi_cec_adap_enable() manages it */ diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.h b/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.h index 0292337c97cc..b59a54c3040e 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.h +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.h @@ -29,7 +29,7 @@ struct platform_device; void hdmi4_cec_set_phys_addr(struct hdmi_core_data *core, u16 pa); void hdmi4_cec_irq(struct hdmi_core_data *core); int hdmi4_cec_init(struct platform_device *pdev, struct hdmi_core_data *core, - struct hdmi_wp_data *wp); + struct hdmi_wp_data *wp, struct drm_connector *conn); void hdmi4_cec_uninit(struct hdmi_core_data *core); #else static inline void hdmi4_cec_set_phys_addr(struct hdmi_core_data *core, u16 pa) @@ -41,8 +41,9 @@ static inline void hdmi4_cec_irq(struct hdmi_core_data *core) } static inline int hdmi4_cec_init(struct platform_device *pdev, - struct hdmi_core_data *core, - struct hdmi_wp_data *wp) + struct hdmi_core_data *core, + struct hdmi_wp_data *wp, + struct drm_connector *conn) { return 0; }