From patchwork Fri Nov 8 00:18:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 11233943 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 99C20112B for ; Fri, 8 Nov 2019 00:18:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C12021D6C for ; Fri, 8 Nov 2019 00:18:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pwTIz0sS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728488AbfKHASP (ORCPT ); Thu, 7 Nov 2019 19:18:15 -0500 Received: from mail-pg1-f193.google.com ([209.85.215.193]:44680 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726556AbfKHASO (ORCPT ); Thu, 7 Nov 2019 19:18:14 -0500 Received: by mail-pg1-f193.google.com with SMTP id f19so2956822pgk.11; Thu, 07 Nov 2019 16:18:14 -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=pwTIz0sSlxjLXzC0Ixjx71rddWcGX1a5UNxzxh9KTLmo2ucoPoGpYhtjokwW44m2y2 Lp5UnPrZLv+CqeTOKnJgE4H8mlF++ziBgTlkKVQGzl5+HSu8xet75fKPm30kfwH9kgaf wuRLujthYazXZKvwdoFAuVa3ZmewaNNR7ZBlHavwkU4+bvWieXvNtF+TshABQk35CeVQ aQWSMv21Udg9BJljvQuHUGW2kt9gZ4UR0q8xFpNxCLrTvKOJpODJCryOpzZDvWzxx+tH tlvVJ0ZNWrnNJL9TU3dfAgiN2C6P/zBqrmZBRtQa5ClUL83y0q2VQ4F5plKMn1eyTX5F lqGw== 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=ZFLf4uFnZ2tXehelNQsedCHadoWbmy/iffGLq1l7Z+oiaWuPUGhqUSFszVY5Fzqept /3WK18anzwetATASzeOMTfF74DsjHe/8BZegrFPtfQ72znyljSVFxa4y05rgwzep1mV1 DqIVvEqWqQ32rCeFwVc3oHCvTiLFpLOhWBFPNWblpUGVExrtJ6o0o973XeVMmwGUOGli eh2Q54IGIZtQM7CN4oT3KSUyGekAFPvnS2dFo1LAm8SDha87JQnwz1h8TBsLBO2t6ZAE jbT0PmnyX0G3hK5kgIRi1GUHvI9v8kPwZDlXNjdHELpUFVbW48fNMl7eEmJdPswZ8pWk NtUw== X-Gm-Message-State: APjAAAUBz/fDVSeC8M2YKpKAzjmVtf3SoViQkZw+ORKYn0yVGWW6U1kO isMRojkhA2cWBXXgLk+68zCAv8qc X-Google-Smtp-Source: APXvYqzD0l770YLN/Ptb+lifoS5B9LJmcBFdDZqtWIstMD5frdY7eMMaGQjELWyxCVeEcdBn+/LZbg== X-Received: by 2002:a63:cb4f:: with SMTP id m15mr8374706pgi.325.1573172293007; Thu, 07 Nov 2019 16:18:13 -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 m68sm3688764pfb.122.2019.11.07.16.18.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Nov 2019 16:18:11 -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 v7 4/6] platform/x86: intel_cht_int33fe: use inline reference properties Date: Thu, 7 Nov 2019 16:18:01 -0800 Message-Id: <20191108001803.191541-5-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.24.0.rc1.363.gb1bccd3e3d-goog In-Reply-To: <20191108001803.191541-1-dmitry.torokhov@gmail.com> References: <20191108001803.191541-1-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