From mboxrd@z Thu Jan 1 00:00:00 1970 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=-8.8 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 8FC90C433F4 for ; Fri, 21 Sep 2018 07:31:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4B5A621531 for ; Fri, 21 Sep 2018 07:31:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20150623.gappssmtp.com header.i=@bgdev-pl.20150623.gappssmtp.com header.b="CBDVl5qO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4B5A621531 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bgdev.pl Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389735AbeIUNTE (ORCPT ); Fri, 21 Sep 2018 09:19:04 -0400 Received: from mail-wm1-f65.google.com ([209.85.128.65]:40909 "EHLO mail-wm1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389294AbeIUNRE (ORCPT ); Fri, 21 Sep 2018 09:17:04 -0400 Received: by mail-wm1-f65.google.com with SMTP id 207-v6so2019076wme.5 for ; Fri, 21 Sep 2018 00:29:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=6JdxSWkz3pHnb2fNllglZS2DOqO298ZYcJuckKV8dz4=; b=CBDVl5qOB9JQYOEHqBjET5xhNurapJvIkATKWAAMwmg9gt9a+5eQDMqcyrKfeHO7fq Jfc+cjC8ORm7vSZ8DsSTsFuci+2eZCT3x+4iEy9FDLOAsNYLfLLHQzK1IJgtLxM/9mfu /eTZKTnEANm7C4nKN4X09xMfH8N4/V/o0OcLeqCGX05/vvo4PhW1jGBUapUqhRIY42wA ZQFyfX/Fsy7J6oNkfBXivtHg6BoSP2n8hHuUvD+i8nYJskpk3Ud6/JScS3DlMx8DzRci P+K421WjXPi76mOXc5D8iVCcfBUOqm57yKKoeBzj5si/S4/urnCxIOiS6voFh9nHjgKD Bnjw== 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; bh=6JdxSWkz3pHnb2fNllglZS2DOqO298ZYcJuckKV8dz4=; b=f07c5C5cev65g6j3yqI+SiJMNIuUj3pTke6iyRi0l0ylrMYRppzuKlz1hZKkXSCSgn xH2hsPludyc93bAD29qMmDItqGW3SVORx6rWn28UiETFDb8921FaRxCAIlR+Qp2l223+ PYZQzqk6vhdKXWAE2piCHRuK+NMalnzSg2uQKxl20sVbRICeq3QVLNbx+DkH6yZQe4+2 qf38zj7kAilVEffiOLvv3IK3n9u1fEI4zjOtOnrUYmxU3khOaKs/X3QBETRBibOTqhft INDBijYO281bY2miUl/LV+ulJpavEU5xUD0K0W638S+PFCx5hDbQsoj8F/pnPngzDXml fAZw== X-Gm-Message-State: APzg51DZJe4iHI1GsVpuEmd3OzZ3CBQXHGGNhg7PxFsDOhN1HW9H0RQL 53x/0ddMTFa73snPOaUZy6QXLA== X-Google-Smtp-Source: ANB0VdZfKA924IcvzbN2d1seyZe/z6U1lhE9+XVw3x5/HGA4kOtqS5bSGQ4IP0wEA1pTUHoVfdD+SA== X-Received: by 2002:a1c:2351:: with SMTP id j78-v6mr5813004wmj.68.1537514967931; Fri, 21 Sep 2018 00:29:27 -0700 (PDT) Received: from brgl-bgdev.home ([2a01:cb1d:af:5b00:e837:b8d5:48c1:571b]) by smtp.gmail.com with ESMTPSA id d18-v6sm2841597wmb.33.2018.09.21.00.29.26 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 21 Sep 2018 00:29:27 -0700 (PDT) From: Bartosz Golaszewski To: Srinivas Kandagatla , "David S . Miller" , Mauro Carvalho Chehab , Greg Kroah-Hartman , Andrew Morton , Arnd Bergmann , Jonathan Corbet , Sekhar Nori , Kevin Hilman , David Lechner , Boris Brezillon , Andrew Lunn , Alban Bedel , Maxime Ripard , Chen-Yu Tsai Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Bartosz Golaszewski Subject: [PATCH v5 01/22] nvmem: provide nvmem_dev_name() Date: Fri, 21 Sep 2018 09:29:00 +0200 Message-Id: <20180921072921.19387-2-brgl@bgdev.pl> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180921072921.19387-1-brgl@bgdev.pl> References: <20180921072921.19387-1-brgl@bgdev.pl> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bartosz Golaszewski Kernel users don't have any means of checking the names of nvmem devices. Add a routine that returns the name of the nvmem provider. This will be useful for future nvmem notifier subscribers - otherwise they can't check what device is being added/removed. Signed-off-by: Bartosz Golaszewski --- drivers/nvmem/core.c | 13 +++++++++++++ include/linux/nvmem-consumer.h | 8 ++++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 6f064002f439..11afa3b6d551 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -1343,6 +1343,19 @@ int nvmem_device_write(struct nvmem_device *nvmem, } EXPORT_SYMBOL_GPL(nvmem_device_write); +/** + * nvmem_dev_name() - Get the name of a given nvmem device. + * + * @nvmem: nvmem device. + * + * Return: name of the nvmem device. + */ +const char *nvmem_dev_name(struct nvmem_device *nvmem) +{ + return dev_name(&nvmem->dev); +} +EXPORT_SYMBOL_GPL(nvmem_dev_name); + static int __init nvmem_init(void) { return bus_register(&nvmem_bus_type); diff --git a/include/linux/nvmem-consumer.h b/include/linux/nvmem-consumer.h index 4e85447f7860..0389fe00b177 100644 --- a/include/linux/nvmem-consumer.h +++ b/include/linux/nvmem-consumer.h @@ -55,6 +55,8 @@ ssize_t nvmem_device_cell_read(struct nvmem_device *nvmem, int nvmem_device_cell_write(struct nvmem_device *nvmem, struct nvmem_cell_info *info, void *buf); +const char *nvmem_dev_name(struct nvmem_device *nvmem); + #else static inline struct nvmem_cell *nvmem_cell_get(struct device *dev, @@ -143,6 +145,12 @@ static inline int nvmem_device_write(struct nvmem_device *nvmem, { return -ENOSYS; } + +static inline const char *nvmem_dev_name(struct nvmem_device *nvmem) +{ + return NULL; +} + #endif /* CONFIG_NVMEM */ #if IS_ENABLED(CONFIG_NVMEM) && IS_ENABLED(CONFIG_OF) -- 2.18.0