From patchwork Tue Feb 14 14:37:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 653612 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01BE2C6379F for ; Tue, 14 Feb 2023 14:38:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233344AbjBNOiR (ORCPT ); Tue, 14 Feb 2023 09:38:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60722 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233207AbjBNOiL (ORCPT ); Tue, 14 Feb 2023 09:38:11 -0500 Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68CD42B0A6 for ; Tue, 14 Feb 2023 06:38:08 -0800 (PST) Received: by mail-ed1-x533.google.com with SMTP id c1so13900934edt.4 for ; Tue, 14 Feb 2023 06:38:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=LSHlBADaeK5eFrFjJgn2OtkHxC346mVqKTE4q7ml+Fw=; b=JOZ8rJWtYrzYeN0+rGbqI/wx8EuNL3DrY3GjN2dAlPM7z3Sb/R+cgOEkntfp6Y9Ix+ BiQDAp8wTkrzFkYjBT39wGovWXz6Rdob/U6aMFGB51hLaelvNuYW1tPz9c5MSennNG+9 STbVdcm8DctY2vEuMBi4C0Ws8CPKfzzaxGEttI/4trrjnZ9KEPRvv5v7mkP5WhIgQcSg ukU0vDm91gUQRdwujboW/Q0Gu5TTTqfPXPX4frBmtGIMfR08/H8h6LAOA4ZtP3PW5mgY se7pyyXBG9Uzr6FqUyZnBxw4NO+RdMugjo3jcZ5w1/mIabQOSKU5VMnVO+eIM4SjOMNM mRFg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=LSHlBADaeK5eFrFjJgn2OtkHxC346mVqKTE4q7ml+Fw=; b=te+Q4jrQKzy4GFQXd2HGGOo4tnbMMFXcTeF2jNdy0MYXuL71dzYugxLP4WeuM9X5KW gcAcNB0MEX81jAA9F9GWRBY3tFRmq1zCWZzGUVOdjfD7r9QWnWAZZEbRJtHMOudhIOFN aMkusCvxhrVJJGq0QAE8N2Y7Q7BZ0YneAQ9TW3wLiN3SPxp9gPiyCT50fjUo3HqD0WIT UdoyLYW2yjCZUMqtZB2xntbc4XAJd+A7mV1ZCTvES0E8TQpEOuoC7MP2sGJcVk/CkcMW jpQ3a0igVIlGdkOEf5j7VzNUk5sE9Sy7Lid7S0fBbRh5+E69AWVukf4HTL+BPe8mrm8v AR3Q== X-Gm-Message-State: AO0yUKXdf4IvyFu7efP9U88UMDez5AMQ5YEGQN4jP1ohNv6R5ftsNDpD aBbOutsyyBQcAIETgyhTyY1F91NyQDpDqhQo X-Google-Smtp-Source: AK7set9uuTJEmNmbrlKkvp5NQcZ4mib7QOYAsmrJV7OxGCpp3r1RJfIzRFqNDfbjKT6/dmMN6KRs7g== X-Received: by 2002:a50:8e4f:0:b0:4ac:d2b3:b724 with SMTP id 15-20020a508e4f000000b004acd2b3b724mr2581423edx.27.1676385488086; Tue, 14 Feb 2023 06:38:08 -0800 (PST) Received: from localhost.localdomain (abxh117.neoplus.adsl.tpnet.pl. [83.9.1.117]) by smtp.gmail.com with ESMTPSA id eg21-20020a056402289500b004acb6189693sm5378052edb.83.2023.02.14.06.38.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Feb 2023 06:38:07 -0800 (PST) From: Konrad Dybcio To: linux-arm-msm@vger.kernel.org, andersson@kernel.org, agross@kernel.org Cc: marijn.suijten@somainline.org, Konrad Dybcio , Georgi Djakov , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 07/12] interconnect: qcom: icc-rpm: Allow negative num_bus_clocks Date: Tue, 14 Feb 2023 15:37:15 +0100 Message-Id: <20230214143720.2416762-8-konrad.dybcio@linaro.org> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230214143720.2416762-1-konrad.dybcio@linaro.org> References: <20230214143720.2416762-1-konrad.dybcio@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org In some rare cases, buses will not have *any* bus-scaling clocks, which is "fine", as the voting can be done through RPM provided that the necessary QoS clocks are enabled. Allow specifying a negative (-1) number of clocks to make the driver accept such cases, without having to add a lot of boilerplate to all existing ICC drivers for SoCs with SMD RPM. FWIW this value was previously being assigned to a >>signed<< integer as well. Signed-off-by: Konrad Dybcio --- drivers/interconnect/qcom/icc-rpm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/interconnect/qcom/icc-rpm.h b/drivers/interconnect/qcom/icc-rpm.h index 729573f0d9fe..9dd631964b8c 100644 --- a/drivers/interconnect/qcom/icc-rpm.h +++ b/drivers/interconnect/qcom/icc-rpm.h @@ -96,7 +96,7 @@ struct qcom_icc_desc { struct qcom_icc_node * const *nodes; size_t num_nodes; const char * const *bus_clocks; - size_t num_bus_clocks; + int num_bus_clocks; const char * const *intf_clocks; size_t num_intf_clocks; bool has_bus_pd;