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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,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 3CBBEC4743D for ; Tue, 8 Jun 2021 22:38:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2932061351 for ; Tue, 8 Jun 2021 22:38:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235252AbhFHWkn (ORCPT ); Tue, 8 Jun 2021 18:40:43 -0400 Received: from mail-qv1-f46.google.com ([209.85.219.46]:33726 "EHLO mail-qv1-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235275AbhFHWkl (ORCPT ); Tue, 8 Jun 2021 18:40:41 -0400 Received: by mail-qv1-f46.google.com with SMTP id l3so4717813qvl.0 for ; Tue, 08 Jun 2021 15:38:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marek-ca.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=6eqeLtF2wYve+NaCkqrhAPj7GJ7t1Uc8cbMldYDNzmc=; b=Mv8h0zAZa85cNE9rseThVvwjyYB9knu4rn7uHCkg2DyvdR4N0DgMPfSC2MUZIYsKXq cwsYs8ghRN5iRdKbbAZQmYUAiu3UXsL4BY3APai3695aXktzGG5oQfiBGIbf9hgRvrmW 8bnAlUTjlJXWUuvdx2cptBdIF5bbC1FqYf1xX3iHnONXVoqf8mZZjMtRt8eTQ941Duuu mv42q6l9VQHPJqewCJrXtPwf9tzC2UotMDKdaWLxCLiFPRhMVaVfqKx04WucLHRZfDxP TClns7nQ0HIREF6HZAqaRSkgPzzZZocB6Novk0/M+jD2A986HTM2cwjBlUax+mNw+4Ib kPkg== 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:mime-version:content-transfer-encoding; bh=6eqeLtF2wYve+NaCkqrhAPj7GJ7t1Uc8cbMldYDNzmc=; b=kIXXvMs855ctVxv4koGYQYozASOrcObqHrU/ypAyGpgLb8DBZZHZLAkmPMp+0HPgEh LJB9QO3sAYMIYtuPD/xU0RToOfgQVDzCbe4KN3gffv7Ap8324D2usVcd9gn7qW3chfI7 UsnN/YGipv3A3yvqZ154+QyEvli4H7nCRSLuxJPTHGyiOB6nkKaQdfpWcG45gf4o5qU5 EUakkdpMutBGRDThQxgyF4hHxoqtYL+LZMpRQqsF/BLxQvBI4eOaawakBF+T1MMAEO2P poOsYcwEY01xYA8fzKJYILFlR+Mcg+4XapC95vlcEVVgdRkX05zm9rYCAdk9YGjYovnq tMfw== X-Gm-Message-State: AOAM530aa3lzLncsLXUi7dC6qMY++vl24blzFZLTb0wFIY9XG1Sjs9Km lJhUtWr/rGQ/njtKExC3YkSbAKWbB6df92HkTWHvaQ== X-Google-Smtp-Source: ABdhPJw1o4lhprHmGw2h3aqoKr10f1XTAfu6jpNt/PApK8tndgV3l+To+BXpyX2phwJl+Iz4K+IdJQ== X-Received: by 2002:a0c:c3d1:: with SMTP id p17mr2654124qvi.44.1623191867886; Tue, 08 Jun 2021 15:37:47 -0700 (PDT) Received: from localhost.localdomain (modemcable068.184-131-66.mc.videotron.ca. [66.131.184.68]) by smtp.gmail.com with ESMTPSA id m3sm2324266qkh.135.2021.06.08.15.37.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Jun 2021 15:37:45 -0700 (PDT) From: Jonathan Marek To: linux-arm-msm@vger.kernel.org Cc: robert.foss@linaro.org, andrey.konovalov@linaro.org, Todor Tomov , Andy Gross , Bjorn Andersson , Mauro Carvalho Chehab , linux-media@vger.kernel.org (open list:QUALCOMM CAMERA SUBSYSTEM DRIVER), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 02/17] media: camss: csiphy-3ph: disable interrupts Date: Tue, 8 Jun 2021 18:34:51 -0400 Message-Id: <20210608223513.23193-3-jonathan@marek.ca> X-Mailer: git-send-email 2.26.1 In-Reply-To: <20210608223513.23193-1-jonathan@marek.ca> References: <20210608223513.23193-1-jonathan@marek.ca> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The driver does nothing with the interrupts, so set the irq mask registers to zero to avoid wasting CPU time for nothing. Signed-off-by: Jonathan Marek Reviewed-by: Robert Foss --- .../qcom/camss/camss-csiphy-3ph-1-0.c | 35 ++----------------- 1 file changed, 3 insertions(+), 32 deletions(-) diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c index 5948abdcd2206..783b65295d20b 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c @@ -352,38 +352,9 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy, else if (csiphy->camss->version == CAMSS_845) csiphy_gen2_config_lanes(csiphy, settle_cnt); - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(11)); - - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(12)); - - val = 0xfb; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(13)); - - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(14)); - - val = 0x7f; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(15)); - - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(16)); - - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(17)); - - val = 0xef; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(18)); - - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(19)); - - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(20)); - - val = 0xff; - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(21)); + /* IRQ_MASK registers - disable all interrupts */ + for (i = 11; i < 22; i++) + writel_relaxed(0, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(i)); } static void csiphy_lanes_disable(struct csiphy_device *csiphy, -- 2.26.1