From patchwork Fri Mar 5 01:31:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhinav Kumar X-Patchwork-Id: 393641 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=ham 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 5B499C433E0 for ; Fri, 5 Mar 2021 01:32:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1641364FF0 for ; Fri, 5 Mar 2021 01:32:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229437AbhCEBcO (ORCPT ); Thu, 4 Mar 2021 20:32:14 -0500 Received: from z11.mailgun.us ([104.130.96.11]:25074 "EHLO z11.mailgun.us" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229436AbhCEBcO (ORCPT ); Thu, 4 Mar 2021 20:32:14 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1614907934; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=MrBaxd8I1lCJhc1xiJgcuKzJdIqqY481nXmjMo1dSxY=; b=pl76956UOhT7BceqCxnfZ3PzwmGgUL2d054xEWVRZdeZDGEnH+Q7R+tLaGcLdbDrIHbb0WtH mTArvTcPbk4WKF4/eu3imNSQKeejs6QgDs545wULLwCkmG90DsfsVhIFSJjlSv4r2tBDoOoI iZDZ7cPJfZmiSAYyLRr3oxZt+IQ= X-Mailgun-Sending-Ip: 104.130.96.11 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n06.prod.us-west-2.postgun.com with SMTP id 60418a162a5e6d1bfa216026 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 05 Mar 2021 01:32:06 GMT Sender: abhinavk=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 435F7C43462; Fri, 5 Mar 2021 01:32:06 +0000 (UTC) Received: from abhinavk-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: abhinavk) by smtp.codeaurora.org (Postfix) with ESMTPSA id A7FCFC433CA; Fri, 5 Mar 2021 01:32:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A7FCFC433CA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=abhinavk@codeaurora.org From: Abhinav Kumar To: dri-devel@lists.freedesktop.org Cc: Abhinav Kumar , linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, robdclark@gmail.com, seanpaul@chromium.org, swboyd@chromium.org, nganji@codeaurora.org, aravindh@codeaurora.org, tanmay@codeaurora.org, khsieh@codeaurora.org, dan.carpenter@oracle.com Subject: [PATCH] drm/msm/dp: Fix warnings reported by kbot in DP driver Date: Thu, 4 Mar 2021 17:31:52 -0800 Message-Id: <1614907912-6880-1-git-send-email-abhinavk@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Fix the warnings reported by kbot across MSM DP driver. Reported-by: kernel test robot Reported-by: Dan Carpenter Signed-off-by: Abhinav Kumar --- drivers/gpu/drm/msm/dp/dp_debug.c | 33 +++++---------------------------- drivers/gpu/drm/msm/dp/dp_hpd.c | 4 ++-- drivers/gpu/drm/msm/dp/dp_power.c | 2 +- 3 files changed, 8 insertions(+), 31 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_debug.c b/drivers/gpu/drm/msm/dp/dp_debug.c index 84670bc..2f6247e 100644 --- a/drivers/gpu/drm/msm/dp/dp_debug.c +++ b/drivers/gpu/drm/msm/dp/dp_debug.c @@ -226,7 +226,7 @@ static int dp_test_data_show(struct seq_file *m, void *data) debug->link->test_video.test_h_width); seq_printf(m, "vdisplay: %d\n", debug->link->test_video.test_v_height); - seq_printf(m, "bpc: %u\n", + seq_printf(m, "bpc: %u\n", dp_link_bit_depth_to_bpc(bpc)); } else seq_puts(m, "0"); @@ -368,44 +368,21 @@ static int dp_debug_init(struct dp_debug *dp_debug, struct drm_minor *minor) int rc = 0; struct dp_debug_private *debug = container_of(dp_debug, struct dp_debug_private, dp_debug); - struct dentry *file; - struct dentry *test_active; - struct dentry *test_data, *test_type; - file = debugfs_create_file("dp_debug", 0444, minor->debugfs_root, + debugfs_create_file("dp_debug", 0444, minor->debugfs_root, debug, &dp_debug_fops); - if (IS_ERR_OR_NULL(file)) { - rc = PTR_ERR(file); - DRM_ERROR("[%s] debugfs create file failed, rc=%d\n", - DEBUG_NAME, rc); - } - test_active = debugfs_create_file("msm_dp_test_active", 0444, + debugfs_create_file("msm_dp_test_active", 0444, minor->debugfs_root, debug, &test_active_fops); - if (IS_ERR_OR_NULL(test_active)) { - rc = PTR_ERR(test_active); - DRM_ERROR("[%s] debugfs test_active failed, rc=%d\n", - DEBUG_NAME, rc); - } - test_data = debugfs_create_file("msm_dp_test_data", 0444, + debugfs_create_file("msm_dp_test_data", 0444, minor->debugfs_root, debug, &dp_test_data_fops); - if (IS_ERR_OR_NULL(test_data)) { - rc = PTR_ERR(test_data); - DRM_ERROR("[%s] debugfs test_data failed, rc=%d\n", - DEBUG_NAME, rc); - } - test_type = debugfs_create_file("msm_dp_test_type", 0444, + debugfs_create_file("msm_dp_test_type", 0444, minor->debugfs_root, debug, &dp_test_type_fops); - if (IS_ERR_OR_NULL(test_type)) { - rc = PTR_ERR(test_type); - DRM_ERROR("[%s] debugfs test_type failed, rc=%d\n", - DEBUG_NAME, rc); - } debug->root = minor->debugfs_root; diff --git a/drivers/gpu/drm/msm/dp/dp_hpd.c b/drivers/gpu/drm/msm/dp/dp_hpd.c index 5b8fe3202..e1c90fa 100644 --- a/drivers/gpu/drm/msm/dp/dp_hpd.c +++ b/drivers/gpu/drm/msm/dp/dp_hpd.c @@ -34,8 +34,8 @@ int dp_hpd_connect(struct dp_usbpd *dp_usbpd, bool hpd) dp_usbpd->hpd_high = hpd; - if (!hpd_priv->dp_cb && !hpd_priv->dp_cb->configure - && !hpd_priv->dp_cb->disconnect) { + if (!hpd_priv->dp_cb || !hpd_priv->dp_cb->configure + || !hpd_priv->dp_cb->disconnect) { pr_err("hpd dp_cb not initialized\n"); return -EINVAL; } diff --git a/drivers/gpu/drm/msm/dp/dp_power.c b/drivers/gpu/drm/msm/dp/dp_power.c index 9c4ea00..3961ba4 100644 --- a/drivers/gpu/drm/msm/dp/dp_power.c +++ b/drivers/gpu/drm/msm/dp/dp_power.c @@ -269,7 +269,7 @@ int dp_power_clk_enable(struct dp_power *dp_power, DRM_ERROR("failed to '%s' clks for: %s. err=%d\n", enable ? "enable" : "disable", dp_parser_pm_name(pm_type), rc); - return rc; + return rc; } if (pm_type == DP_CORE_PM)