From patchwork Thu Nov 7 03:57:12 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Williams X-Patchwork-Id: 11231817 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 46B6E112B for ; Thu, 7 Nov 2019 04:11:32 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2F31D222CE for ; Thu, 7 Nov 2019 04:11:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2F31D222CE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvdimm-bounces@lists.01.org Received: from new-ml01.vlan13.01.org (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id B71F5100DC2B0; Wed, 6 Nov 2019 20:14:01 -0800 (PST) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=192.55.52.136; helo=mga12.intel.com; envelope-from=dan.j.williams@intel.com; receiver= Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 9038A100DC2AC for ; Wed, 6 Nov 2019 20:13:59 -0800 (PST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Nov 2019 20:11:29 -0800 X-IronPort-AV: E=Sophos;i="5.68,276,1569308400"; d="scan'208";a="200923745" Received: from dwillia2-desk3.jf.intel.com (HELO dwillia2-desk3.amr.corp.intel.com) ([10.54.39.16]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Nov 2019 20:11:29 -0800 Subject: [PATCH 07/16] libnvdimm: Move nvdimm_attribute_group to device_type From: Dan Williams To: linux-nvdimm@lists.01.org Date: Wed, 06 Nov 2019 19:57:12 -0800 Message-ID: <157309903201.1582359.10966209746585062329.stgit@dwillia2-desk3.amr.corp.intel.com> In-Reply-To: <157309899529.1582359.15358067933360719580.stgit@dwillia2-desk3.amr.corp.intel.com> References: <157309899529.1582359.15358067933360719580.stgit@dwillia2-desk3.amr.corp.intel.com> User-Agent: StGit/0.18-2-gc94f MIME-Version: 1.0 Message-ID-Hash: 3LVYONJSTJGG7S3CFIRUUGRYXNHXP63C X-Message-ID-Hash: 3LVYONJSTJGG7S3CFIRUUGRYXNHXP63C X-MailFrom: dan.j.williams@intel.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; suspicious-header CC: Michael Ellerman , "Aneesh Kumar K.V" , peterz@infradead.org, dave.hansen@linux.intel.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org X-Mailman-Version: 3.1.1 Precedence: list List-Id: "Linux-nvdimm developer list." Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: A 'struct device_type' instance can carry default attributes for the device. Use this facility to remove the export of nvdimm_attribute_group and put the responsibility on the core rather than leaf implementations to define this attribute. Cc: Ira Weiny Cc: Michael Ellerman Cc: "Oliver O'Halloran" Cc: Vishal Verma Cc: Aneesh Kumar K.V Signed-off-by: Dan Williams Reviewed-by: Aneesh Kumar K.V --- arch/powerpc/platforms/pseries/papr_scm.c | 9 ++----- drivers/acpi/nfit/core.c | 1 - drivers/nvdimm/dimm_devs.c | 36 +++++++++++++++-------------- include/linux/libnvdimm.h | 1 - 4 files changed, 20 insertions(+), 27 deletions(-) diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c index 0405fb769336..8354737ac340 100644 --- a/arch/powerpc/platforms/pseries/papr_scm.c +++ b/arch/powerpc/platforms/pseries/papr_scm.c @@ -289,11 +289,6 @@ static const struct attribute_group *bus_attr_groups[] = { NULL, }; -static const struct attribute_group *papr_scm_dimm_groups[] = { - &nvdimm_attribute_group, - NULL, -}; - static inline int papr_scm_node(int node) { int min_dist = INT_MAX, dist; @@ -339,8 +334,8 @@ static int papr_scm_nvdimm_init(struct papr_scm_priv *p) dimm_flags = 0; set_bit(NDD_ALIASING, &dimm_flags); - p->nvdimm = nvdimm_create(p->bus, p, papr_scm_dimm_groups, - dimm_flags, PAPR_SCM_DIMM_CMD_MASK, 0, NULL); + p->nvdimm = nvdimm_create(p->bus, p, NULL, dimm_flags, + PAPR_SCM_DIMM_CMD_MASK, 0, NULL); if (!p->nvdimm) { dev_err(dev, "Error creating DIMM object for %pOF\n", p->dn); goto err; diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 69c406ecc3a6..84fc1f865802 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -1698,7 +1698,6 @@ static const struct attribute_group acpi_nfit_dimm_attribute_group = { }; static const struct attribute_group *acpi_nfit_dimm_attribute_groups[] = { - &nvdimm_attribute_group, &acpi_nfit_dimm_attribute_group, NULL, }; diff --git a/drivers/nvdimm/dimm_devs.c b/drivers/nvdimm/dimm_devs.c index 278867c68682..94ea6dba6b4f 100644 --- a/drivers/nvdimm/dimm_devs.c +++ b/drivers/nvdimm/dimm_devs.c @@ -202,22 +202,6 @@ static void nvdimm_release(struct device *dev) kfree(nvdimm); } -static const struct attribute_group *nvdimm_attribute_groups[] = { - &nd_device_attribute_group, - NULL, -}; - -static const struct device_type nvdimm_device_type = { - .name = "nvdimm", - .release = nvdimm_release, - .groups = nvdimm_attribute_groups, -}; - -bool is_nvdimm(struct device *dev) -{ - return dev->type == &nvdimm_device_type; -} - struct nvdimm *to_nvdimm(struct device *dev) { struct nvdimm *nvdimm = container_of(dev, struct nvdimm, dev); @@ -456,11 +440,27 @@ static umode_t nvdimm_visible(struct kobject *kobj, struct attribute *a, int n) return 0; } -struct attribute_group nvdimm_attribute_group = { +static const struct attribute_group nvdimm_attribute_group = { .attrs = nvdimm_attributes, .is_visible = nvdimm_visible, }; -EXPORT_SYMBOL_GPL(nvdimm_attribute_group); + +static const struct attribute_group *nvdimm_attribute_groups[] = { + &nd_device_attribute_group, + &nvdimm_attribute_group, + NULL, +}; + +static const struct device_type nvdimm_device_type = { + .name = "nvdimm", + .release = nvdimm_release, + .groups = nvdimm_attribute_groups, +}; + +bool is_nvdimm(struct device *dev) +{ + return dev->type == &nvdimm_device_type; +} struct nvdimm *__nvdimm_create(struct nvdimm_bus *nvdimm_bus, void *provider_data, const struct attribute_group **groups, diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h index eb597d1cb891..3644af97bcb4 100644 --- a/include/linux/libnvdimm.h +++ b/include/linux/libnvdimm.h @@ -66,7 +66,6 @@ enum { }; extern struct attribute_group nvdimm_bus_attribute_group; -extern struct attribute_group nvdimm_attribute_group; struct nvdimm; struct nvdimm_bus_descriptor;