From patchwork Fri Nov 8 04:22:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 11234083 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 0174E1515 for ; Fri, 8 Nov 2019 04:22:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C9E7B21D82 for ; Fri, 8 Nov 2019 04:22:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="OW0h2Sc8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730092AbfKHEWx (ORCPT ); Thu, 7 Nov 2019 23:22:53 -0500 Received: from mail-pl1-f196.google.com ([209.85.214.196]:42506 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729880AbfKHEWe (ORCPT ); Thu, 7 Nov 2019 23:22:34 -0500 Received: by mail-pl1-f196.google.com with SMTP id j12so3162820plt.9; Thu, 07 Nov 2019 20:22:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=9yY1ilCQrcIHxsUtMS2U9uQS4obcy3+hHr81/tVLigE=; b=OW0h2Sc8T1/OqZl9vKn6J0rG0llI6pSnjYdfDfXVjDkdvoHCjRRUHuwYhAenlYzw6Q H0trYBnjxOdbnfsTFr5u8Vema3YMZOQQd3gDU3eKCL7bVhdvMrmFtKP4IGTuRRTUFkNP GXydufAafgDZX0GAbHBdWGehOWrS8e8GtWxZHg11eGybw+ZHZ7NvKz1VcWRIbmzQZ5En 4J8Khdq5mF2eJgb+KoLdoVMPzculeT5R/cb2lP89WTZoWkf+p3aBj5laVnX+X+Wx5h+Q u4j26D9vAJwlZWgVNnzuEvM/oKd3x2AN+IFjxSSOhlitKeT7rV1l6h2CWQY91SSoeOGA SUTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=9yY1ilCQrcIHxsUtMS2U9uQS4obcy3+hHr81/tVLigE=; b=KY6k+67TwyrvTVDqxsj4GtdUxUASomKO5stdY+b7v1Q5gjE6aLUdMHXMt8bnhfGxj7 6tKxqlLdVWo2r1KBPmSdgn8I7vzmCNJOMhYfudrAssSbgQa1JYYUsqBPjzu8voYPIS3L I9fmAD03LGhsWjyt05zKwuJ1QBnAj17i04hJjwJVTkDSQtfrMjP0sJsuX5pOGcppm5FG aemWdJ77ijVbuljiwVCJuj+QTIXkmMs/7hZpCprInVK/af9XacaYkvGaYQaH8wV6tS/h uLebVl2+maINWy5nGIYXG6AUJ/qB33EaTWtUtMhMzNaScl+ILuPoDAhkL4vCH6MBXS2M Zo6Q== X-Gm-Message-State: APjAAAVu4mYFYhiDJis+Ig0mwhCFKvKyLM1Oaq3hsH1S+m1cwEzud0oa Z3KkmkiN1hnOLpfLSgVRqzk= X-Google-Smtp-Source: APXvYqzOOjtZ+nD42gEULjb2GrTQoJ919yybAAMjf126D4hIXJ+rN1QkdHsPReFQ8HBmkUiGe8aXmw== X-Received: by 2002:a17:90a:22a6:: with SMTP id s35mr10169084pjc.3.1573186953675; Thu, 07 Nov 2019 20:22:33 -0800 (PST) Received: from dtor-ws.mtv.corp.google.com ([2620:15c:202:201:3adc:b08c:7acc:b325]) by smtp.gmail.com with ESMTPSA id 71sm5004106pfx.107.2019.11.07.20.22.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Nov 2019 20:22:33 -0800 (PST) From: Dmitry Torokhov To: "Rafael J. Wysocki" , Heikki Krogerus Cc: Andy Shevchenko , Mika Westerberg , Linus Walleij , Ard Biesheuvel , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Subject: [PATCH v8 4/6] platform/x86: intel_cht_int33fe: use inline reference properties Date: Thu, 7 Nov 2019 20:22:23 -0800 Message-Id: <20191108042225.45391-5-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.24.0.rc1.363.gb1bccd3e3d-goog In-Reply-To: <20191108042225.45391-1-dmitry.torokhov@gmail.com> References: <20191108042225.45391-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Now that static device properties allow defining reference properties together with all other types of properties, instead of managing them separately, let's adjust the driver. Acked-by: Andy Shevchenko Signed-off-by: Dmitry Torokhov --- .../platform/x86/intel_cht_int33fe_typec.c | 81 ++++++++++--------- 1 file changed, 41 insertions(+), 40 deletions(-) diff --git a/drivers/platform/x86/intel_cht_int33fe_typec.c b/drivers/platform/x86/intel_cht_int33fe_typec.c index 2d097fc2dd465..04138215956bf 100644 --- a/drivers/platform/x86/intel_cht_int33fe_typec.c +++ b/drivers/platform/x86/intel_cht_int33fe_typec.c @@ -36,30 +36,6 @@ enum { INT33FE_NODE_MAX, }; -static const struct software_node nodes[]; - -static const struct software_node_ref_args pi3usb30532_ref = { - &nodes[INT33FE_NODE_PI3USB30532] -}; - -static const struct software_node_ref_args dp_ref = { - &nodes[INT33FE_NODE_DISPLAYPORT] -}; - -static struct software_node_ref_args mux_ref; - -static const struct software_node_reference usb_connector_refs[] = { - { "orientation-switch", 1, &pi3usb30532_ref}, - { "mode-switch", 1, &pi3usb30532_ref}, - { "displayport", 1, &dp_ref}, - { } -}; - -static const struct software_node_reference fusb302_refs[] = { - { "usb-role-switch", 1, &mux_ref}, - { } -}; - /* * Grrr I severly dislike buggy BIOS-es. At least one BIOS enumerates * the max17047 both through the INT33FE ACPI device (it is right there @@ -95,8 +71,18 @@ static const struct property_entry max17047_props[] = { { } }; +/* + * We are not using inline property here because those are constant, + * and we need to adjust this one at runtime to point to real + * software node. + */ +static struct software_node_ref_args fusb302_mux_refs[] = { + { .node = NULL }, +}; + static const struct property_entry fusb302_props[] = { PROPERTY_ENTRY_STRING("linux,extcon-name", "cht_wcove_pwrsrc"), + PROPERTY_ENTRY_REF_ARRAY("usb-role-switch", fusb302_mux_refs), { } }; @@ -112,6 +98,8 @@ static const u32 snk_pdo[] = { PDO_VAR(5000, 12000, 3000), }; +static const struct software_node nodes[]; + static const struct property_entry usb_connector_props[] = { PROPERTY_ENTRY_STRING("data-role", "dual"), PROPERTY_ENTRY_STRING("power-role", "dual"), @@ -119,15 +107,21 @@ static const struct property_entry usb_connector_props[] = { PROPERTY_ENTRY_U32_ARRAY("source-pdos", src_pdo), PROPERTY_ENTRY_U32_ARRAY("sink-pdos", snk_pdo), PROPERTY_ENTRY_U32("op-sink-microwatt", 2500000), + PROPERTY_ENTRY_REF("orientation-switch", + &nodes[INT33FE_NODE_PI3USB30532]), + PROPERTY_ENTRY_REF("mode-switch", + &nodes[INT33FE_NODE_PI3USB30532]), + PROPERTY_ENTRY_REF("displayport", + &nodes[INT33FE_NODE_DISPLAYPORT]), { } }; static const struct software_node nodes[] = { - { "fusb302", NULL, fusb302_props, fusb302_refs }, + { "fusb302", NULL, fusb302_props }, { "max17047", NULL, max17047_props }, { "pi3usb30532" }, { "displayport" }, - { "connector", &nodes[0], usb_connector_props, usb_connector_refs }, + { "connector", &nodes[0], usb_connector_props }, { } }; @@ -163,9 +157,10 @@ static void cht_int33fe_remove_nodes(struct cht_int33fe_data *data) { software_node_unregister_nodes(nodes); - if (mux_ref.node) { - fwnode_handle_put(software_node_fwnode(mux_ref.node)); - mux_ref.node = NULL; + if (fusb302_mux_refs[0].node) { + fwnode_handle_put( + software_node_fwnode(fusb302_mux_refs[0].node)); + fusb302_mux_refs[0].node = NULL; } if (data->dp) { @@ -177,25 +172,31 @@ static void cht_int33fe_remove_nodes(struct cht_int33fe_data *data) static int cht_int33fe_add_nodes(struct cht_int33fe_data *data) { + const struct software_node *mux_ref_node; int ret; - ret = software_node_register_nodes(nodes); - if (ret) - return ret; - - /* The devices that are not created in this driver need extra steps. */ - /* * There is no ACPI device node for the USB role mux, so we need to wait * until the mux driver has created software node for the mux device. * It means we depend on the mux driver. This function will return * -EPROBE_DEFER until the mux device is registered. */ - mux_ref.node = software_node_find_by_name(NULL, "intel-xhci-usb-sw"); - if (!mux_ref.node) { - ret = -EPROBE_DEFER; - goto err_remove_nodes; - } + mux_ref_node = software_node_find_by_name(NULL, "intel-xhci-usb-sw"); + if (!mux_ref_node) + return -EPROBE_DEFER; + + /* + * Update node used in "usb-role-switch" property. Note that we + * rely on software_node_register_nodes() to use the original + * instance of properties instead of copying them. + */ + fusb302_mux_refs[0].node = mux_ref_node; + + ret = software_node_register_nodes(nodes); + if (ret) + return ret; + + /* The devices that are not created in this driver need extra steps. */ /* * The DP connector does have ACPI device node. In this case we can just