From patchwork Sat Nov 21 02:02:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Saravana Kannan X-Patchwork-Id: 11923077 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=-26.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, 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,USER_IN_DEF_DKIM_WL 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 528CAC8300B for ; Sat, 21 Nov 2020 02:03:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 10872223B0 for ; Sat, 21 Nov 2020 02:03:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="gSBeYkC3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727220AbgKUCDE (ORCPT ); Fri, 20 Nov 2020 21:03:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55398 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727144AbgKUCDE (ORCPT ); Fri, 20 Nov 2020 21:03:04 -0500 Received: from mail-qt1-x849.google.com (mail-qt1-x849.google.com [IPv6:2607:f8b0:4864:20::849]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BAAD5C0613CF for ; Fri, 20 Nov 2020 18:03:03 -0800 (PST) Received: by mail-qt1-x849.google.com with SMTP id g17so961517qtr.8 for ; Fri, 20 Nov 2020 18:03:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=BEFBYjf850Ydzo63+5rwraIHDR8Cqu0fdfzu8DbL0fA=; b=gSBeYkC3hQ7wzIslfgvOpCfXurXfCRj9ddCikE8lToem57W+ZgEmKV4/7kwvRk4nkU B+Yq0fCMAX+BTSVg+KpXb7dCkTyHmv0Vs8YcqMGzKEnJxEoD6zAITT29pEfe50aT5Vw5 lqaeRb+2fFZDseJzctWDDDyxolv/P8Xoyt31sKR6LtFF7bu+GwPw9Wr1UAuqljOC5xmX Pq3XphLdk4mVFlHUIhUGDCGBx0u3KJ7wFlsV6X/tkJO3bTCgKm7ylfq7fLqqRNeXjayQ noIKMKbcbZ+xGLAnX7Dy7ijL7bpPlFFfcTjukDUZE84H2VUZflsZWWwYjXH4dawoQS7f Pcsw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=BEFBYjf850Ydzo63+5rwraIHDR8Cqu0fdfzu8DbL0fA=; b=VRDvx5d1Pcne9q3MmtO3oFx/zLeNVej5c/jA8J8XfDHDhcjocvN86QoZ9MYv/9poTH 8sMq2DyMq5ieIjGSQUfmQAfAHwRNG8d6e36Wue/Ml/hc+bZIlPb7eV75G6BR80akHJ82 DVQKFWMXGASynvf17Bj6Na4Dc0ADQ0rET3uabhMRGdA5QG640/Y3I6sQ8yaDubzGeGct 71gWcdPypDx6zdBMEpXAGE7Q2u+jqHvOvMILT3eLjTTus3akjHS1uvMIlG+ymWhI/gbz PGodkP1ZzaEgkOmog9VrWdS/bNMdn50Uq66GpqYt9+blOwoLq5fk5zzgpXKhuu2mX41C EYjg== X-Gm-Message-State: AOAM530ySuBVGPMWG8uPhXu08Bu69ECR8xUcDQ8JvBUf9U7I3ZGu/MaA 7aY5J3DJXjFOcFbC1507p2uxoB7e+TgedbE= X-Google-Smtp-Source: ABdhPJztIuCkrLcn+gUs8LJYiOxV3Oj6qHuVK25FKWOhywIwi1DvpSREzSMr8PjNIvYy5JgUGDysjhQxV+JLf+M= Sender: "saravanak via sendgmr" X-Received: from saravanak.san.corp.google.com ([2620:15c:2d:3:7220:84ff:fe09:fedc]) (user=saravanak job=sendgmr) by 2002:a0c:9121:: with SMTP id q30mr2362792qvq.17.1605924182604; Fri, 20 Nov 2020 18:03:02 -0800 (PST) Date: Fri, 20 Nov 2020 18:02:22 -0800 In-Reply-To: <20201121020232.908850-1-saravanak@google.com> Message-Id: <20201121020232.908850-8-saravanak@google.com> Mime-Version: 1.0 References: <20201121020232.908850-1-saravanak@google.com> X-Mailer: git-send-email 2.29.2.454.gaff20da3a2-goog Subject: [PATCH v2 07/17] driver core: Add fwnode_init() From: Saravana Kannan To: "Rafael J. Wysocki" , "Rafael J. Wysocki" , Len Brown , Greg Kroah-Hartman , Ard Biesheuvel , Rob Herring , Frank Rowand , Marc Zyngier , Thomas Gleixner Cc: Saravana Kannan , Tomi Valkeinen , Laurent Pinchart , Grygorii Strashko , kernel-team@android.com, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org, devicetree@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org There are multiple locations in the kernel where a struct fwnode_handle is initialized. Add fwnode_init() so that we have one way of initializing a fwnode_handle. Signed-off-by: Saravana Kannan Acked-by: Rob Herring --- drivers/acpi/property.c | 2 +- drivers/acpi/scan.c | 2 +- drivers/base/swnode.c | 2 +- drivers/firmware/efi/efi-init.c | 8 ++++---- include/linux/fwnode.h | 6 ++++++ include/linux/of.h | 2 +- kernel/irq/irqdomain.c | 2 +- 7 files changed, 15 insertions(+), 9 deletions(-) diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c index d04de10a63e4..24e87b630573 100644 --- a/drivers/acpi/property.c +++ b/drivers/acpi/property.c @@ -76,7 +76,7 @@ static bool acpi_nondev_subnode_extract(const union acpi_object *desc, return false; dn->name = link->package.elements[0].string.pointer; - dn->fwnode.ops = &acpi_data_fwnode_ops; + fwnode_init(&dn->fwnode, &acpi_data_fwnode_ops); dn->parent = parent; INIT_LIST_HEAD(&dn->data.properties); INIT_LIST_HEAD(&dn->data.subnodes); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index bc6a79e33220..519963bcc047 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1589,7 +1589,7 @@ void acpi_init_device_object(struct acpi_device *device, acpi_handle handle, device->device_type = type; device->handle = handle; device->parent = acpi_bus_get_parent(handle); - device->fwnode.ops = &acpi_device_fwnode_ops; + fwnode_init(&device->fwnode, &acpi_device_fwnode_ops); acpi_set_device_status(device, sta); acpi_device_get_busid(device); acpi_set_pnp_ids(handle, &device->pnp, type); diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index 010828fc785b..4a4b2008fbc2 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -653,7 +653,7 @@ swnode_register(const struct software_node *node, struct swnode *parent, swnode->parent = parent; swnode->allocated = allocated; swnode->kobj.kset = swnode_kset; - swnode->fwnode.ops = &software_node_ops; + fwnode_init(&swnode->fwnode, &software_node_ops); ida_init(&swnode->child_ids); INIT_LIST_HEAD(&swnode->entry); diff --git a/drivers/firmware/efi/efi-init.c b/drivers/firmware/efi/efi-init.c index f55a92ff12c0..b148f1459fb3 100644 --- a/drivers/firmware/efi/efi-init.c +++ b/drivers/firmware/efi/efi-init.c @@ -359,9 +359,7 @@ static const struct fwnode_operations efifb_fwnode_ops = { .add_links = efifb_add_links, }; -static struct fwnode_handle efifb_fwnode = { - .ops = &efifb_fwnode_ops, -}; +static struct fwnode_handle efifb_fwnode; static int __init register_gop_device(void) { @@ -375,8 +373,10 @@ static int __init register_gop_device(void) if (!pd) return -ENOMEM; - if (IS_ENABLED(CONFIG_PCI)) + if (IS_ENABLED(CONFIG_PCI)) { + fwnode_init(&efifb_fwnode, &efifb_fwnode_ops); pd->dev.fwnode = &efifb_fwnode; + } err = platform_device_add_data(pd, &screen_info, sizeof(screen_info)); if (err) diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h index e0abafbb17f8..5589799708b5 100644 --- a/include/linux/fwnode.h +++ b/include/linux/fwnode.h @@ -170,6 +170,12 @@ struct fwnode_operations { } while (false) #define get_dev_from_fwnode(fwnode) get_device((fwnode)->dev) +static inline void fwnode_init(struct fwnode_handle *fwnode, + const struct fwnode_operations *ops) +{ + fwnode->ops = ops; +} + extern u32 fw_devlink_get_flags(void); #endif diff --git a/include/linux/of.h b/include/linux/of.h index 5d51891cbf1a..27fba2472eee 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -108,7 +108,7 @@ static inline void of_node_init(struct device_node *node) #if defined(CONFIG_OF_KOBJ) kobject_init(&node->kobj, &of_node_ktype); #endif - node->fwnode.ops = &of_fwnode_ops; + fwnode_init(&node->fwnode, &of_fwnode_ops); } #if defined(CONFIG_OF_KOBJ) diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index cf8b374b892d..06fce7e39033 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -91,7 +91,7 @@ struct fwnode_handle *__irq_domain_alloc_fwnode(unsigned int type, int id, fwid->type = type; fwid->name = n; fwid->pa = pa; - fwid->fwnode.ops = &irqchip_fwnode_ops; + fwnode_init(&fwid->fwnode, &irqchip_fwnode_ops); return &fwid->fwnode; } EXPORT_SYMBOL_GPL(__irq_domain_alloc_fwnode);