From patchwork Tue Mar 2 16:23:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans Verkuil X-Patchwork-Id: 12112477 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=-18.8 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,USER_AGENT_GIT autolearn=unavailable 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 1C068C43603 for ; Wed, 3 Mar 2021 01:02:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D1E2864FA6 for ; Wed, 3 Mar 2021 01:02:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238358AbhCCAp5 (ORCPT ); Tue, 2 Mar 2021 19:45:57 -0500 Received: from lb3-smtp-cloud7.xs4all.net ([194.109.24.31]:34177 "EHLO lb3-smtp-cloud7.xs4all.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1449293AbhCBQ1g (ORCPT ); Tue, 2 Mar 2021 11:27:36 -0500 Received: from cust-b5b5937f ([IPv6:fc0c:c16d:66b8:757f:c639:739b:9d66:799d]) by smtp-cloud7.xs4all.net with ESMTPA id H7oZlNjwSOruFH7ojlAWNn; Tue, 02 Mar 2021 17:24:13 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xs4all.nl; s=s2; t=1614702253; bh=OaJqdVTBPrMHS8u/9CNzq/j1aIrPc080TZS3zZHbMb8=; h=From:To:Subject:Date:Message-Id:MIME-Version:From:Subject; b=hdu3/d/F5gOs+r20PkYXhUWWeiucJZ1PIm2XWsfDCb3UiRfWANcx2ve4KZu6s7yhX cbQ4DtWXCjq26F1qIrPQD6RVh2OlnYgklsOIVHB3iqZ9P77EYEGLSIPOsSbPBWcAU2 tb+QAVNzui0WRFhWqRP4oT7NROjoHysacOIbJsgzoAyvpZFpTEjZ0owb6TbHC02by0 sKr6MrNuZTRbo/aRwCJvVD/1gtzyg+amQ3MC04QScF2z0g2j91bgfBL7cFVPKarKWN iVBo9WlXIXu740+MAzZWvXSUGshitvQLSEYnXzUIefpMYpYZss2RHnZOfgsP0iC4F0 G9EzLWT6bpMOg== From: Hans Verkuil To: linux-media@vger.kernel.org Cc: Tomi Valkeinen , Tony Lindgren , Sekhar Nori , dri-devel@lists.freedesktop.org, Laurent Pinchart , linux-omap@vger.kernel.org, devicetree@vger.kernel.org, Hans Verkuil Subject: [PATCHv2 2/6] drm/omapdrm/dss/hdmi4: switch to the connector bridge ops Date: Tue, 2 Mar 2021 17:23:59 +0100 Message-Id: <20210302162403.983585-3-hverkuil-cisco@xs4all.nl> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210302162403.983585-1-hverkuil-cisco@xs4all.nl> References: <20210302162403.983585-1-hverkuil-cisco@xs4all.nl> MIME-Version: 1.0 X-CMAE-Envelope: MS4xfH1WztQd5puTGwx9jr7Qnb4a6LSVKsuJG9LXZaF/19eoi/zr0o+zEmykIrlunj4rGbDj3oLAAcpap3fmA4yi700pShKgsJ36UmKM8zK0vFiMwowA0McA p0X7zcRF1f0Bt+0TiMwZV69oE5p+edWDprPpFmNQSTufy0OnE/pQhC92xNtsLnqWVDfoZxiFtpAEvcC7/+KkUrstDwDV/M1SeLECy7LVFrVhs5vUwU4KnGGZ wNPMe4tXVnFU+jl0wKuYsOHJ7Cuozz3/FIm0BZtB3U74UIwhzitCO3SxTmRI7KJ8IlGcpVvNqtsjY3Gker1BwIfleBPvbm+oBjKwM97ip75SiLhsR/j6wuoy FSuLKjGs6uTuwyNBnpk965gvV2ayGJirHEoBuzo3qRK4kJPO50FFGWqbcWHauP12Of9frF5+Uq6vUeXHjagZry7XZKFS7H5XgG5IlIqkKWNVaiwNc7MO1hyj LVjo6Z5G+y/8Rv+pCmMoSJaVlYfFnG5ksHrCQHLCcaG8Rp/bCtrjct65LZc= Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Implement the new connector_attach/detach bridge ops. This makes it possible to associate a CEC adapter with a drm connector, which helps userspace determine which cec device node belongs to which drm connector. Signed-off-by: Hans Verkuil Reviewed-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 27 +++++++++++++++++-------- drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c | 9 ++++++--- drivers/gpu/drm/omapdrm/dss/hdmi4_cec.h | 7 ++++--- 3 files changed, 29 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index 35b750cebaeb..c387156a5cbb 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -482,6 +482,22 @@ static struct edid *hdmi4_bridge_get_edid(struct drm_bridge *bridge, return edid; } +static void hdmi4_bridge_connector_attach(struct drm_bridge *bridge, + struct drm_connector *conn) +{ + struct omap_hdmi *hdmi = drm_bridge_to_hdmi(bridge); + + hdmi4_cec_init(hdmi->pdev, &hdmi->core, &hdmi->wp, conn); +} + +static void hdmi4_bridge_connector_detach(struct drm_bridge *bridge, + struct drm_connector *conn) +{ + 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, @@ -492,6 +508,8 @@ 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, + .connector_attach = hdmi4_bridge_connector_attach, + .connector_detach = hdmi4_bridge_connector_detach, }; static void hdmi4_bridge_init(struct omap_hdmi *hdmi) @@ -647,14 +665,10 @@ 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 +678,6 @@ 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 +694,6 @@ 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..80ec52c9c846 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 */ @@ -354,6 +356,7 @@ int hdmi4_cec_init(struct platform_device *pdev, struct hdmi_core_data *core, ret = cec_register_adapter(core->adap, &pdev->dev); if (ret < 0) { cec_delete_adapter(core->adap); + core->adap = NULL; return ret; } return 0; 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; }