From patchwork Mon Sep 5 08:31:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zong Li X-Patchwork-Id: 602844 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 2DCBBECAAA1 for ; Mon, 5 Sep 2022 08:32:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237768AbiIEIcm (ORCPT ); Mon, 5 Sep 2022 04:32:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237736AbiIEIcV (ORCPT ); Mon, 5 Sep 2022 04:32:21 -0400 Received: from mail-pf1-x42e.google.com (mail-pf1-x42e.google.com [IPv6:2607:f8b0:4864:20::42e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3AD4613CCD for ; Mon, 5 Sep 2022 01:31:45 -0700 (PDT) Received: by mail-pf1-x42e.google.com with SMTP id w139so7957527pfc.13 for ; Mon, 05 Sep 2022 01:31:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=references:in-reply-to:message-id:date:subject:to:from:from:to:cc :subject:date; bh=RDrMP3xvws9OaH5g40HGBJ+ievxTdagfiswczWlZGrE=; b=GaEGPW0pfxra5HjSvW8DeN4YpWoDxiCA4SwjaVQvOZ3i033gVO66Ds4YdkdRFvVUya 0Bmvj8jqNQ7QspNRcSsRmlQo8JYeVdn5pNrHy8O2USdEE1RhKHTc6rsOWqZ5Fq/9GHvJ O2FmKSh5S0l5UlkRbFxN9/tKFgOMa8JcVwVN7ILAYbaELD7UjIrvpbbVLs+7p33Vo4E8 6WdWUfSvarxMXQoVdsshCZYGQAHfMgKyWY9PriMGsNn79q9T6IGu++ZnukL741KyLhen E0v6wZaIZd7rSuWpY7XpVzGa18Ur21XRrr3LZJjgyvOe+MXvDiuONh1fzOklInFhGJ7C PHBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=references:in-reply-to:message-id:date:subject:to:from :x-gm-message-state:from:to:cc:subject:date; bh=RDrMP3xvws9OaH5g40HGBJ+ievxTdagfiswczWlZGrE=; b=Yq45f4JCjlh60le4SV13eJVdKQktxWQhz6r54fzKHTiiETb+6iIfHAcK+rTMgPyrbW kEmAJnGsHHE5cfxyUumjEVjoybp0kKEQ4eTCR+qvx2EcEImZfFaFuQu8KWt1NFu9jybS oWzUU2oLq8c7S+tjTqd7C9zvrsjUrwV0PcLpJWm0dtu5LbOXU5lhsRIV2gxU7k5X6V11 tQRjIvBIUfuXxGY1UZbCTzVz1XeDFnXu0qo72hk8hcbS1i4JNaWyuj/sbAlaNiUkIO8o WwnpjonPMmQ8TisLWr7Qqlb1Kk7iSqgVtLQUzfsq+J5274ql8f1M/FTIy2+kwJznR7K/ Z2aA== X-Gm-Message-State: ACgBeo2zJwJHvPhZ1du7mRUZKwgdxeEQRfeFSnaNOK76Ik/yI0uYIaxN 4Kef5M2hg4w9yyiVxNpdyvvVLg== X-Google-Smtp-Source: AA6agR4PksOGChEzlZmHfYqVAO3icSi/6xHuDhyAO991X/YapRhAqjqHkJbNMMdn9RTr3ycRSxWiQw== X-Received: by 2002:a05:6a00:b41:b0:52f:59dc:75 with SMTP id p1-20020a056a000b4100b0052f59dc0075mr48945533pfo.33.1662366704155; Mon, 05 Sep 2022 01:31:44 -0700 (PDT) Received: from localhost.localdomain (59-124-168-89.hinet-ip.hinet.net. [59.124.168.89]) by smtp.gmail.com with ESMTPSA id y3-20020aa79423000000b00537dfd6e67esm7089721pfo.48.2022.09.05.01.31.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Sep 2022 01:31:43 -0700 (PDT) From: Zong Li To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, palmer@dabbelt.com, paul.walmsley@sifive.com, aou@eecs.berkeley.edu, greentime.hu@sifive.com, conor.dooley@microchip.com, ben.dooks@sifive.com, bp@alien8.de, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 4/6] soc: sifive: ccache: reduce printing on init Date: Mon, 5 Sep 2022 08:31:23 +0000 Message-Id: <20220905083125.29426-5-zong.li@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220905083125.29426-1-zong.li@sifive.com> References: <20220905083125.29426-1-zong.li@sifive.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Ben Dooks The driver prints out 6 lines on startup, which can easily be redcued to two lines without losing any information. Note, to make the types work better, uint64_t has been replaced with ULL to make the unsigned long long match the format in the print statement. Signed-off-by: Ben Dooks --- drivers/soc/sifive/sifive_ccache.c | 25 +++++++++++-------------- 1 file changed, 11 insertions(+), 14 deletions(-) diff --git a/drivers/soc/sifive/sifive_ccache.c b/drivers/soc/sifive/sifive_ccache.c index 0e0eb85c94d8..401c67a485e2 100644 --- a/drivers/soc/sifive/sifive_ccache.c +++ b/drivers/soc/sifive/sifive_ccache.c @@ -81,20 +81,17 @@ static void setup_sifive_debug(void) static void ccache_config_read(void) { - u32 regval, val; - - regval = readl(ccache_base + SIFIVE_CCACHE_CONFIG); - val = regval & 0xFF; - pr_info("CCACHE: No. of Banks in the cache: %d\n", val); - val = (regval & 0xFF00) >> 8; - pr_info("CCACHE: No. of ways per bank: %d\n", val); - val = (regval & 0xFF0000) >> 16; - pr_info("CCACHE: Sets per bank: %llu\n", (uint64_t)1 << val); - val = (regval & 0xFF000000) >> 24; - pr_info("CCACHE: Bytes per cache block: %llu\n", (uint64_t)1 << val); - - regval = readl(ccache_base + SIFIVE_CCACHE_WAYENABLE); - pr_info("CCACHE: Index of the largest way enabled: %d\n", regval); + u32 cfg; + + cfg = readl(ccache_base + SIFIVE_CCACHE_CONFIG); + + pr_info("CCACHE: %u banks, %u ways, sets/bank=%llu, bytes/block=%llu\n", + (cfg & 0xff), (cfg >> 8) & 0xff, + BIT_ULL((cfg >> 16) & 0xff), + BIT_ULL((cfg >> 24) & 0xff)); + + cfg = readl(ccache_base + SIFIVE_CCACHE_WAYENABLE); + pr_info("CCACHE: Index of the largest way enabled: %d\n", cfg); } static const struct of_device_id sifive_ccache_ids[] = {