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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 2835CC43331 for ; Thu, 26 Mar 2020 22:45:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EB8492073E for ; Thu, 26 Mar 2020 22:45:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="b6EBDV5D" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727766AbgCZWpO (ORCPT ); Thu, 26 Mar 2020 18:45:14 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:34938 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726296AbgCZWpH (ORCPT ); Thu, 26 Mar 2020 18:45:07 -0400 Received: by mail-pf1-f196.google.com with SMTP id u68so3532142pfb.2 for ; Thu, 26 Mar 2020 15:45:07 -0700 (PDT) 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=uXFWCA6HsRoFU7UHbCkibQyhhxiptzgR3ncwTu65yOs=; b=b6EBDV5D14KVHV3wD3Ol5xWcqk/VSycmLNDdgJZ9srR1xMjA8/P+83qr06g+dwDBF3 tpkK0HVrqwYlyhyNs/6Fb9jrYz1YUFN1U7dIz0f2lGUMngq8+meZbD8zi0FnI1x2ZtmN 1NWQpNJL3NrsmF2m+TgTg8rdjT0TVisGMeu9gwy2G1GFTZHLc7kKDbJT2g0kdR4dBT1K G/YP2FpEUoY6ZLU2tq9MsyfKtUB3dyAVMgzesmCp+jCzo7yLR7Vu2OCfOFWCzzioei41 GEZmdwuTUB+wOIx8RY0OI4BaDASpGUy6JVpuOmO70/NECorFsuLdy/35S5QODhrSfwKD o/Bg== 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=uXFWCA6HsRoFU7UHbCkibQyhhxiptzgR3ncwTu65yOs=; b=NLybMBUd8OVIQEZFgf2pXesmOlIUvtWSAx0/8UXWhtNUCe3T5ABezkwzU35YgJR5cA q8R7ZntFPrbF4PD2/rQXzH4x8eCGc5cHfOtTAPEHeWRRos3eJcdZX6IZG4oKwpia6ajj 45a3cWDRGyvUjKjzvixNaX5pt53+g6nDngMA4et18/ynINWJ5TwfOJeTmBo8f+WR9fmJ 1ZiEpUgVpdWXB2zcF8W3T2itZ9JjfwN0edZznbq/NCegrJKDJWH21Xci2M116lUluXP/ usTREicbRonsF21WhOgTQNIMjBjEPy9YIROlo95V/pvzMk1kjQ3rYjJpiXEiTXmfH4oL soPw== X-Gm-Message-State: ANhLgQ3QDhy+YZVy4Z6ZcdMa/nzJ8mzmMrGc2KxGz4NmXu9N5/zJaw+h nBWm16L9WZl9Uj0CEKqAgvTojUAdr+A= X-Google-Smtp-Source: ADFU+vu9KGqoAE4crBP4wJCZ1UO5CXpzN5sdzapPizXKKa7HM9pL5RtmXtBOe7hYseU2KlJwcR0Mww== X-Received: by 2002:a63:60d:: with SMTP id 13mr10693526pgg.151.1585262706292; Thu, 26 Mar 2020 15:45:06 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id g10sm2592788pfk.90.2020.03.26.15.45.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Mar 2020 15:45:05 -0700 (PDT) From: John Stultz To: lkml Cc: John Stultz , Todd Kjos , Saravana Kannan , Andy Gross , Bjorn Andersson , Rajendra Nayak , linux-arm-msm@vger.kernel.org Subject: [PATCH v3 3/3] soc: qcom: rpmhpd: Allow RPMHPD driver to be loaded as a module Date: Thu, 26 Mar 2020 22:44:59 +0000 Message-Id: <20200326224459.105170-4-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200326224459.105170-1-john.stultz@linaro.org> References: <20200326224459.105170-1-john.stultz@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch allow the rpmhpd driver to be loaded as a permenent module. Meaning it can be loaded from a module, but then cannot be unloaded. Ideally, it would include a remove hook and related logic, but apparently the genpd code isn't able to track usage and cleaning things up? So making it a permenent module at least improves things slightly over requiring it to be a built in driver. Feedback would be appreciated! Cc: Todd Kjos Cc: Saravana Kannan Cc: Andy Gross Cc: Bjorn Andersson Cc: Rajendra Nayak Cc: linux-arm-msm@vger.kernel.org Signed-off-by: John Stultz --- drivers/soc/qcom/Kconfig | 2 +- drivers/soc/qcom/rpmhpd.c | 5 +++++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig index ac91eaf810f7..ffc04285840b 100644 --- a/drivers/soc/qcom/Kconfig +++ b/drivers/soc/qcom/Kconfig @@ -114,7 +114,7 @@ config QCOM_RPMH help apply the aggregated state on the resource. config QCOM_RPMHPD - bool "Qualcomm RPMh Power domain driver" + tristate "Qualcomm RPMh Power domain driver" depends on QCOM_RPMH && QCOM_COMMAND_DB help QCOM RPMh Power domain driver to support power-domains with diff --git a/drivers/soc/qcom/rpmhpd.c b/drivers/soc/qcom/rpmhpd.c index 4d264d0672c4..0bb12d5870a7 100644 --- a/drivers/soc/qcom/rpmhpd.c +++ b/drivers/soc/qcom/rpmhpd.c @@ -4,6 +4,7 @@ #include #include #include +#include #include #include #include @@ -189,6 +190,7 @@ static const struct of_device_id rpmhpd_match_table[] = { { .compatible = "qcom,sm8150-rpmhpd", .data = &sm8150_desc }, { } }; +MODULE_DEVICE_TABLE(of, rpmhpd_match_table); static int rpmhpd_send_corner(struct rpmhpd *pd, int state, unsigned int corner, bool sync) @@ -460,3 +462,6 @@ static int __init rpmhpd_init(void) return platform_driver_register(&rpmhpd_driver); } core_initcall(rpmhpd_init); + +MODULE_DESCRIPTION("Qualcomm Technologies, Inc. RPMh Power Domain Driver"); +MODULE_LICENSE("GPL v2"); -- 2.17.1