From patchwork Tue Mar 20 08:49:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Micha=C5=82_Winiarski?= X-Patchwork-Id: 10296679 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id AF79C602B3 for ; Tue, 20 Mar 2018 08:49:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9D86729582 for ; Tue, 20 Mar 2018 08:49:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 904B529585; Tue, 20 Mar 2018 08:49:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 0317629580 for ; Tue, 20 Mar 2018 08:49:58 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 180BE6E6D6; Tue, 20 Mar 2018 08:49:58 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3EECC6E6CF for ; Tue, 20 Mar 2018 08:49:56 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Mar 2018 01:49:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,334,1517904000"; d="scan'208";a="40497415" Received: from irsmsx102.ger.corp.intel.com ([163.33.3.155]) by orsmga001.jf.intel.com with ESMTP; 20 Mar 2018 01:49:54 -0700 Received: from localhost (172.28.172.64) by IRSMSX102.ger.corp.intel.com (163.33.3.155) with Microsoft SMTP Server (TLS) id 14.3.319.2; Tue, 20 Mar 2018 08:49:53 +0000 From: =?UTF-8?q?Micha=C5=82=20Winiarski?= To: Date: Tue, 20 Mar 2018 09:49:29 +0100 Message-ID: <20180320084929.5038-1-michal.winiarski@intel.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180320001337.23676-1-michal.winiarski@intel.com> References: <20180320001337.23676-1-michal.winiarski@intel.com> MIME-Version: 1.0 X-Originating-IP: [172.28.172.64] Subject: [Intel-gfx] [PATCH v2] drm/i915/guc: Don't try to enable GuC logging when we're not using GuC X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP When changing the default values for guc_log_level, we accidentally left the log enabled on non-guc platforms. Let's fix that. v2: Define the levels used and remove (now obsolete) comments (Chris) Fixes: 9605d1ce7c6b ("drm/i915/guc: Default to non-verbose GuC logging") Reported-by: Chris Wilson Signed-off-by: Michał Winiarski Cc: Chris Wilson Cc: Sagar Arun Kamble Cc: Michal Wajdeczko Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_guc_log.c | 3 +-- drivers/gpu/drm/i915/intel_guc_log.h | 10 ++++++---- drivers/gpu/drm/i915/intel_uc.c | 21 ++++++++++----------- 3 files changed, 17 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_guc_log.c b/drivers/gpu/drm/i915/intel_guc_log.c index 4cb422ceb283..16d206680edf 100644 --- a/drivers/gpu/drm/i915/intel_guc_log.c +++ b/drivers/gpu/drm/i915/intel_guc_log.c @@ -515,8 +515,7 @@ int intel_guc_log_level_set(struct intel_guc_log *log, u64 val) * GuC is recognizing log levels starting from 0 to max, we're using 0 * as indication that logging should be disabled. */ - if (val < GUC_LOG_LEVEL_DISABLED || - val > GUC_VERBOSITY_TO_LOG_LEVEL(GUC_LOG_VERBOSITY_MAX)) + if (val < GUC_LOG_LEVEL_DISABLED || val > GUC_LOG_LEVEL_MAX) return -EINVAL; mutex_lock(&dev_priv->drm.struct_mutex); diff --git a/drivers/gpu/drm/i915/intel_guc_log.h b/drivers/gpu/drm/i915/intel_guc_log.h index af1532c0d3e4..5793db8f9c09 100644 --- a/drivers/gpu/drm/i915/intel_guc_log.h +++ b/drivers/gpu/drm/i915/intel_guc_log.h @@ -46,14 +46,16 @@ struct intel_guc; * log enabling, and separate bit for default logging - which "conveniently" * ignores the enable bit. */ -#define GUC_LOG_LEVEL_DISABLED 0 -#define GUC_LOG_LEVEL_TO_ENABLED(x) ((x) > 0) -#define GUC_LOG_LEVEL_TO_VERBOSE(x) ((x) > 1) +#define GUC_LOG_LEVEL_DISABLED 0 +#define GUC_LOG_LEVEL_NON_VERBOSE 1 +#define GUC_LOG_LEVEL_TO_ENABLED(x) ((x) > GUC_LOG_LEVEL_DISABLED) +#define GUC_LOG_LEVEL_TO_VERBOSE(x) ((x) > GUC_LOG_LEVEL_NON_VERBOSE) #define GUC_LOG_LEVEL_TO_VERBOSITY(x) ({ \ typeof(x) _x = (x); \ GUC_LOG_LEVEL_TO_VERBOSE(_x) ? _x - 2 : 0; \ }) -#define GUC_VERBOSITY_TO_LOG_LEVEL(x) ((x) + 2) +#define GUC_VERBOSITY_TO_LOG_LEVEL(x) ((x) + 2) +#define GUC_LOG_LEVEL_MAX GUC_VERBOSITY_TO_LOG_LEVEL(GUC_LOG_VERBOSITY_MAX) struct intel_guc_log { u32 flags; diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index 34e847d0ee4c..b525411ae631 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -69,14 +69,15 @@ static int __get_platform_enable_guc(struct drm_i915_private *dev_priv) static int __get_default_guc_log_level(struct drm_i915_private *dev_priv) { - int guc_log_level = 1; /* non-verbose */ + int guc_log_level; - /* Enable if we're running on platform with GuC and debug config */ - if (HAS_GUC(dev_priv) && intel_uc_is_using_guc() && - (IS_ENABLED(CONFIG_DRM_I915_DEBUG) || - IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM))) - guc_log_level = - GUC_VERBOSITY_TO_LOG_LEVEL(GUC_LOG_VERBOSITY_MAX); + if (!HAS_GUC(dev_priv) || !intel_uc_is_using_guc()) + guc_log_level = GUC_LOG_LEVEL_DISABLED; + else if (IS_ENABLED(CONFIG_DRM_I915_DEBUG) || + IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) + guc_log_level = GUC_LOG_LEVEL_MAX; + else + guc_log_level = GUC_LOG_LEVEL_NON_VERBOSE; /* Any platform specific fine-tuning can be done here */ @@ -143,13 +144,11 @@ static void sanitize_options_early(struct drm_i915_private *dev_priv) i915_modparams.guc_log_level = 0; } - if (i915_modparams.guc_log_level > - GUC_VERBOSITY_TO_LOG_LEVEL(GUC_LOG_VERBOSITY_MAX)) { + if (i915_modparams.guc_log_level > GUC_LOG_LEVEL_MAX) { DRM_WARN("Incompatible option detected: %s=%d, %s!\n", "guc_log_level", i915_modparams.guc_log_level, "verbosity too high"); - i915_modparams.guc_log_level = - GUC_VERBOSITY_TO_LOG_LEVEL(GUC_LOG_VERBOSITY_MAX); + i915_modparams.guc_log_level = GUC_LOG_LEVEL_MAX; } DRM_DEBUG_DRIVER("guc_log_level=%d (enabled:%s, verbose:%s, verbosity:%d)\n",