From patchwork Wed Mar 16 01:50:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alan Previn X-Patchwork-Id: 12782049 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2C67AC4332F for ; Wed, 16 Mar 2022 01:48:21 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E657E10E4E5; Wed, 16 Mar 2022 01:48:02 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8752110E4DC for ; Wed, 16 Mar 2022 01:47:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1647395279; x=1678931279; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=B2Qd3gNZH5uAIFJZjIMB+K6a/Gfd8Tu7gQ0ycbuhYu4=; b=mggaof4TgD9nUyOsPRT3nTO0bdc6/rNYINFphn2hfqQa6C2rNttnMpSn QdqFyOBRUtYCxrZxJ/SeYP9U7EuJip4GcHa9H6BFI8dMp1PR2rOGwdZeD TiX/yCg7k7RXwVhrvFdwc3a1xeUXEvxBekUVHmamAOhFH+i8K+8STPHX9 KI1gMHJnFd/gNb9ySUDqxV7IpFXdYZ/MIGGnLL4cfa1dd+Fgc0Gt92Gqm fyrOBzq5PnMeUdcK/QD0Bkhh7OQQemkhazqf1fRw0ZM6VgMGUd8kSQoTH mO5Q9Br2amrI5ovrbnNoUfaQJ7+ebyvB49TmOfIpr9OzJj4IbTkyGpUP0 A==; X-IronPort-AV: E=McAfee;i="6200,9189,10286"; a="255294148" X-IronPort-AV: E=Sophos;i="5.90,185,1643702400"; d="scan'208";a="255294148" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Mar 2022 18:47:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,185,1643702400"; d="scan'208";a="634804817" Received: from aalteres-desk.fm.intel.com ([10.80.57.53]) by FMSMGA003.fm.intel.com with ESMTP; 15 Mar 2022 18:47:58 -0700 From: Alan Previn To: intel-gfx@lists.freedesktop.org Date: Tue, 15 Mar 2022 18:50:19 -0700 Message-Id: <20220316015025.1664860-8-alan.previn.teres.alexis@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220316015025.1664860-1-alan.previn.teres.alexis@intel.com> References: <20220316015025.1664860-1-alan.previn.teres.alexis@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v10 07/13] drm/i915/guc: Update GuC-log relay function names X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alan Previn Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" For the sake of better code readibility, change previous relay logging function names with "capture_logs" to "copy_debug_logs" to differentiate from error capture functions that will use a different region of the same buffer. Signed-off-by: Alan Previn Reviewed-by: Matthew Brost --- drivers/gpu/drm/i915/gt/uc/intel_guc_log.c | 35 ++++++++++++---------- 1 file changed, 19 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c index a24dc6441872..0d63c411080f 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c @@ -12,7 +12,7 @@ #include "i915_memcpy.h" #include "intel_guc_log.h" -static void guc_log_capture_logs(struct intel_guc_log *log); +static void guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log); /** * DOC: GuC firmware log @@ -198,7 +198,7 @@ static unsigned int guc_get_log_buffer_size(enum guc_log_buffer_type type) return 0; } -static void guc_read_update_log_buffer(struct intel_guc_log *log) +static void _guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log) { unsigned int buffer_size, read_offset, write_offset, bytes_to_copy, full_cnt; struct guc_log_buffer_state *log_buf_state, *log_buf_snapshot_state; @@ -223,7 +223,7 @@ static void guc_read_update_log_buffer(struct intel_guc_log *log) * Used rate limited to avoid deluge of messages, logs might be * getting consumed by User at a slow rate. */ - DRM_ERROR_RATELIMITED("no sub-buffer to capture logs\n"); + DRM_ERROR_RATELIMITED("no sub-buffer to copy general logs\n"); log->relay.full_count++; goto out_unlock; @@ -301,15 +301,15 @@ static void guc_read_update_log_buffer(struct intel_guc_log *log) mutex_unlock(&log->relay.lock); } -static void capture_logs_work(struct work_struct *work) +static void copy_debug_logs_work(struct work_struct *work) { struct intel_guc_log *log = container_of(work, struct intel_guc_log, relay.flush_work); - guc_log_capture_logs(log); + guc_log_copy_debuglogs_for_relay(log); } -static int guc_log_map(struct intel_guc_log *log) +static int guc_log_relay_map(struct intel_guc_log *log) { void *vaddr; @@ -332,7 +332,7 @@ static int guc_log_map(struct intel_guc_log *log) return 0; } -static void guc_log_unmap(struct intel_guc_log *log) +static void guc_log_relay_unmap(struct intel_guc_log *log) { lockdep_assert_held(&log->relay.lock); @@ -343,7 +343,7 @@ static void guc_log_unmap(struct intel_guc_log *log) void intel_guc_log_init_early(struct intel_guc_log *log) { mutex_init(&log->relay.lock); - INIT_WORK(&log->relay.flush_work, capture_logs_work); + INIT_WORK(&log->relay.flush_work, copy_debug_logs_work); log->relay.started = false; } @@ -358,8 +358,11 @@ static int guc_log_relay_create(struct intel_guc_log *log) lockdep_assert_held(&log->relay.lock); GEM_BUG_ON(!log->vma); - /* Keep the size of sub buffers same as shared log buffer */ - subbuf_size = log->vma->size; + /* + * Keep the size of sub buffers same as shared log buffer + * but GuC log-events excludes the error-state-capture logs + */ + subbuf_size = log->vma->size - CAPTURE_BUFFER_SIZE; /* * Store up to 8 snapshots, which is large enough to buffer sufficient @@ -394,13 +397,13 @@ static void guc_log_relay_destroy(struct intel_guc_log *log) log->relay.channel = NULL; } -static void guc_log_capture_logs(struct intel_guc_log *log) +static void guc_log_copy_debuglogs_for_relay(struct intel_guc_log *log) { struct intel_guc *guc = log_to_guc(log); struct drm_i915_private *dev_priv = guc_to_gt(guc)->i915; intel_wakeref_t wakeref; - guc_read_update_log_buffer(log); + _guc_log_copy_debuglogs_for_relay(log); /* * Generally device is expected to be active only at this @@ -566,7 +569,7 @@ int intel_guc_log_relay_open(struct intel_guc_log *log) if (ret) goto out_unlock; - ret = guc_log_map(log); + ret = guc_log_relay_map(log); if (ret) goto out_relay; @@ -616,8 +619,8 @@ void intel_guc_log_relay_flush(struct intel_guc_log *log) with_intel_runtime_pm(guc_to_gt(guc)->uncore->rpm, wakeref) guc_action_flush_log(guc); - /* GuC would have updated log buffer by now, so capture it */ - guc_log_capture_logs(log); + /* GuC would have updated log buffer by now, so copy it */ + guc_log_copy_debuglogs_for_relay(log); } /* @@ -646,7 +649,7 @@ void intel_guc_log_relay_close(struct intel_guc_log *log) mutex_lock(&log->relay.lock); GEM_BUG_ON(!intel_guc_log_relay_created(log)); - guc_log_unmap(log); + guc_log_relay_unmap(log); guc_log_relay_destroy(log); mutex_unlock(&log->relay.lock); }