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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 5FD5FC433E0 for ; Tue, 2 Mar 2021 07:09:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1A6FE64DE8 for ; Tue, 2 Mar 2021 07:09:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1574636AbhCBDs2 (ORCPT ); Mon, 1 Mar 2021 22:48:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243489AbhCAV0f (ORCPT ); Mon, 1 Mar 2021 16:26:35 -0500 Received: from mail-wr1-x434.google.com (mail-wr1-x434.google.com [IPv6:2a00:1450:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6C5E2C061794 for ; Mon, 1 Mar 2021 13:23:06 -0800 (PST) Received: by mail-wr1-x434.google.com with SMTP id l12so17666528wry.2 for ; Mon, 01 Mar 2021 13:23:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=tdxUTGi9m/Gz5i3ZHWaGA+tNFidX5BqMkBrNPYV1F7w=; b=KM2HsdgmAOVLJ1XnyzbihJMlr8Fmo8S4dS1XE40nyf802ZCVjhThMwBuViSrCwPEYp W1HPDn+yN4tm3QqxdFwb6ItVi5mCFxFV9T9pMbc3s5ZfHRfCSDJTLq22lWPaE84n9Y5D MM+b0sy+zysJy7LMXUJQAThlED5fZM2zBWM9+Tokh1Dl1wi9/dFIN1EKEyB9IB4ZFiiC Nssx+OFx2DmKMgpvA4V269Srznwf6tzHDNmZ4gR9YQkb3fVwS8IhGvYJMkwHTCbKKznO J7YZX/Qk2OYQzim7Xjau1V6mnXnwVV+omdsa3narIoOl/YFuDq97NCm6gm2p97oWBe72 ZhTg== 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=tdxUTGi9m/Gz5i3ZHWaGA+tNFidX5BqMkBrNPYV1F7w=; b=VGhVZaLGhsoL26LZEyq56AjGB8RzA1ltheexIoLBxyHr0wtb7tjO9uY+vtexQQORRJ HtmxZlQmfpoFgHa2j02yiF0xgZY+QAS/MlmBmik5w/GBjNtCCIKT49FiBgrZEBfHJITT ykrLjvAMuvP8s8FuDxzrVzrwHKqe+pqvcDorpJLkiciHjnOTVjwCNb95RvLC9ZhSHwdV kro5bYGJK/ZK4By5NxPa7u6+WUVf80+PTOgORr8bIk5WFVglQeaJOnR7TAsGsYJvIBBb IwOAMvkYO3F8kM2VPIfN0RSb/nOtLNCjKc60KjYFdbKOrO1s2etBg9kDKP+Jyg9YBhip TQoQ== X-Gm-Message-State: AOAM5330MogRM3S0CJkJpeQPYwKjaCeWwXs5aVrkuGgtWDGNNOKpXmNm i9oxB2CYdS/kA7spihXi7F9v2fTRNLrXOA== X-Google-Smtp-Source: ABdhPJwr4ucvJyW+l8AOCC+PsIIT1OFFFxKB09wXQbxwBkRKSy9D67rvMxqXwNwgykCH+/uPW2Ydag== X-Received: by 2002:a5d:570b:: with SMTP id a11mr18660666wrv.281.1614633785103; Mon, 01 Mar 2021 13:23:05 -0800 (PST) Received: from localhost.localdomain (lns-bzn-59-82-252-144-192.adsl.proxad.net. [82.252.144.192]) by smtp.gmail.com with ESMTPSA id o11sm6783866wrq.74.2021.03.01.13.23.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Mar 2021 13:23:04 -0800 (PST) From: Daniel Lezcano To: daniel.lezcano@linaro.org, rafael@kernel.org Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH 3/5] powercap/drivers/dtpm: Simplify the dtpm table Date: Mon, 1 Mar 2021 22:21:47 +0100 Message-Id: <20210301212149.22877-3-daniel.lezcano@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210301212149.22877-1-daniel.lezcano@linaro.org> References: <20210301212149.22877-1-daniel.lezcano@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The dtpm table is an array of pointers, that forces the user of the table to define initdata along with the declaration of the table entry. It is more efficient to create an array of dtpm structure, so the declaration of the table entry can be done by initializing the different fields. Signed-off-by: Daniel Lezcano --- drivers/powercap/dtpm.c | 4 ++-- drivers/powercap/dtpm_cpu.c | 4 +++- include/linux/dtpm.h | 22 +++++++++------------- 3 files changed, 14 insertions(+), 16 deletions(-) diff --git a/drivers/powercap/dtpm.c b/drivers/powercap/dtpm.c index 20728a28ff0d..a1a70dc48f63 100644 --- a/drivers/powercap/dtpm.c +++ b/drivers/powercap/dtpm.c @@ -607,7 +607,7 @@ int dtpm_create(const char *name, struct dtpm *dtpm, struct dtpm *parent) static int __init dtpm_init(void) { - struct dtpm_descr **dtpm_descr; + struct dtpm_descr *dtpm_descr; pct = powercap_register_control_type(NULL, "dtpm", NULL); if (IS_ERR(pct)) { @@ -616,7 +616,7 @@ static int __init dtpm_init(void) } for_each_dtpm_table(dtpm_descr) - (*dtpm_descr)->init(*dtpm_descr); + dtpm_descr->init(); return 0; } diff --git a/drivers/powercap/dtpm_cpu.c b/drivers/powercap/dtpm_cpu.c index 1a10537c4434..c5fe98eeec52 100644 --- a/drivers/powercap/dtpm_cpu.c +++ b/drivers/powercap/dtpm_cpu.c @@ -207,7 +207,7 @@ static int cpuhp_dtpm_cpu_online(unsigned int cpu) return ret; } -int dtpm_register_cpu(struct dtpm *parent) +static int __init dtpm_cpu_init(void) { int ret; @@ -223,3 +223,5 @@ int dtpm_register_cpu(struct dtpm *parent) return 0; } + +DTPM_DECLARE(dtpm_cpu, dtpm_cpu_init); diff --git a/include/linux/dtpm.h b/include/linux/dtpm.h index 447ea6c60b59..8a2dbbc334b9 100644 --- a/include/linux/dtpm.h +++ b/include/linux/dtpm.h @@ -34,25 +34,23 @@ struct dtpm_ops { void (*release)(struct dtpm *); }; -struct dtpm_descr; - -typedef int (*dtpm_init_t)(struct dtpm_descr *); +typedef int (*dtpm_init_t)(void); struct dtpm_descr { - struct dtpm *parent; - const char *name; dtpm_init_t init; }; /* Init section thermal table */ -extern struct dtpm_descr *__dtpm_table[]; -extern struct dtpm_descr *__dtpm_table_end[]; +extern struct dtpm_descr __dtpm_table[]; +extern struct dtpm_descr __dtpm_table_end[]; -#define DTPM_TABLE_ENTRY(name) \ - static typeof(name) *__dtpm_table_entry_##name \ - __used __section("__dtpm_table") = &name +#define DTPM_TABLE_ENTRY(name, __init) \ + static struct dtpm_descr __dtpm_table_entry_##name \ + __used __section("__dtpm_table") = { \ + .init = __init, \ + } -#define DTPM_DECLARE(name) DTPM_TABLE_ENTRY(name) +#define DTPM_DECLARE(name, init) DTPM_TABLE_ENTRY(name, init) #define for_each_dtpm_table(__dtpm) \ for (__dtpm = __dtpm_table; \ @@ -74,8 +72,6 @@ void dtpm_destroy(struct dtpm *dtpm); int dtpm_create(const char *name, struct dtpm *dtpm, struct dtpm *parent); -int dtpm_register_cpu(struct dtpm *parent); - int dtpm_register(const char *name, struct dtpm *dtpm); void dtpm_unregister(const char *name); -- 2.17.1