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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20894C433EF for ; Tue, 9 Nov 2021 22:57:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 099C6610CF for ; Tue, 9 Nov 2021 22:57:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241939AbhKIXAn (ORCPT ); Tue, 9 Nov 2021 18:00:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59258 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238765AbhKIXAg (ORCPT ); Tue, 9 Nov 2021 18:00:36 -0500 Received: from mail-yb1-xb4a.google.com (mail-yb1-xb4a.google.com [IPv6:2607:f8b0:4864:20::b4a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD224C053743 for ; Tue, 9 Nov 2021 14:54:14 -0800 (PST) Received: by mail-yb1-xb4a.google.com with SMTP id b15-20020a25ae8f000000b005c20f367790so1053156ybj.2 for ; Tue, 09 Nov 2021 14:54:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=LBlVjryW+79tXVvH13UTzbDUQSm7cCLNaSBlAthv3Ns=; b=ONXZ3E8D4m9iq/1BnQusbBYhm3eIGGIZh2DH3IfHICKLv9h/wE2Wi/3f3YYQOllROV /apxLceTSCBCeMgf636oXhs47b7EW6cF1xtmS/pI2Gvekhe7Kq0AODESGb0svrPCXxu0 /LQ6jE1Uyi24kxvbJ3t3akmsdf9dVhX0moNt6RCIuCbBwiW7CboVb6f7zVJqGK0aeSqm 8TRk3sQWAWez//crt3Ih7hmc3cNxbirGr5q4+lyalUGi5SyvgH0Xj2axglhXoRUQBDil DTrgudbbBEw8axm+UbIPrPzycjNsfLzGOl7veP1B+5lnh139Qzd3vqQ0bEiKV4Wocw6u M6cQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=LBlVjryW+79tXVvH13UTzbDUQSm7cCLNaSBlAthv3Ns=; b=0h3/b9oYx0HkO0TPskgnxn8XnokFmdlmM8JAzJQseHOqv3RNtD1QghPGo86O5hNSXu o9bSj779uZldpZcikPsaXAxZgdXrt3dDkOXcpBNBFDQ7rJUdAWuq+QMJzoKtrIZ7+kG3 lO8Lbo2ZJMbJMPWFxgSwa537Jr4K+mdE4xUC1MzLL9uXyD3VL0IdD8qsZv1BvVCeTdJS gIlnGBHu+4j1qf+gkRJX7DTRWmUb8lpIrvcc8I0VBjMT1IyMEaSQnIPPvLaMqB0zhVeS EDY+XN6X2vfx3Xf6xm/kZj2dRalJeOC1Cc9rjC8HOjTY4Yrb2A2hcXSmK/uYVqwIA4S/ +lOA== X-Gm-Message-State: AOAM5302FmSlSFMsceqjMDhoE3P55Tx10MlnbwbbefI+4XX+ektAKU9t kK/nz+avCBvIFxoV2+EKCe+r2OPEIUQFD07K3HmKgjgFkwQS5nk3QhBPqtjufQBX+1/4qilKquF lwpmXMqC0V+uzxgLeWTySmqAyh6koKZrTrqOMnOYlvPo0/SGjuN3sRAJdTDNXTNUPV9T6hSXH X-Google-Smtp-Source: ABdhPJynItl5RurTuKrMN7GYmpjvirG0fiqzYQz2SOfedGV6voSegwZUjzYYvWvXcXYMKJEh+NdLv7NOoPdt X-Received: from suichen.svl.corp.google.com ([2620:15c:2c5:13:7559:12f5:de29:c918]) (user=suichen job=sendgmr) by 2002:a25:8e04:: with SMTP id p4mr11969997ybl.165.1636498454015; Tue, 09 Nov 2021 14:54:14 -0800 (PST) Date: Tue, 9 Nov 2021 14:53:21 -0800 In-Reply-To: <20211109225321.618688-1-suichen@google.com> Message-Id: <20211109225321.618688-3-suichen@google.com> Mime-Version: 1.0 References: <20211109225321.618688-1-suichen@google.com> X-Mailer: git-send-email 2.34.0.rc0.344.g81b53c2807-goog Subject: [RFC Patch Resend 2/2] add npcm7xx debug counters as sysfs attributes From: Sui Chen To: linux-kernel@vger.kernel.org Cc: Sui Chen , Tali Perry Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This change adds npcm7xx debug counters as sysfs attributes using the i2c_adapter_stats_register_counter function. Signed-off-by: Sui Chen Reviewed-by: Tali Perry --- drivers/i2c/busses/i2c-npcm7xx.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c index 2ad166355ec9b..def044207cae2 100644 --- a/drivers/i2c/busses/i2c-npcm7xx.c +++ b/drivers/i2c/busses/i2c-npcm7xx.c @@ -2224,6 +2224,14 @@ static void npcm_i2c_init_debugfs(struct platform_device *pdev, debugfs_create_u64("rec_fail_cnt", 0444, d, &bus->rec_fail_cnt); debugfs_create_u64("timeout_cnt", 0444, d, &bus->timeout_cnt); + /* register debug counters in sysfs */ + i2c_adapter_stats_register_counter(&bus->adap, "ber_cnt", &bus->ber_cnt); + i2c_adapter_stats_register_counter(&bus->adap, "nack_cnt", &bus->nack_cnt); + i2c_adapter_stats_register_counter(&bus->adap, "rec_succ_cnt", &bus->rec_succ_cnt); + i2c_adapter_stats_register_counter(&bus->adap, "rec_fail_cnt", &bus->rec_fail_cnt); + i2c_adapter_stats_register_counter(&bus->adap, "timeout_cnt", &bus->timeout_cnt); + i2c_adapter_stats_register_counter(&bus->adap, "i2c_speed", &bus->bus_freq); + bus->debugfs = d; } -- 2.34.0.rc0.344.g81b53c2807-goog