From patchwork Sat Jun 13 22:39:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanimir Varbanov X-Patchwork-Id: 209495 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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 C6D5BC433DF for ; Sat, 13 Jun 2020 22:39:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A46C820825 for ; Sat, 13 Jun 2020 22:39:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="sP8VBnE6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726825AbgFMWjl (ORCPT ); Sat, 13 Jun 2020 18:39:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39832 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726784AbgFMWjj (ORCPT ); Sat, 13 Jun 2020 18:39:39 -0400 Received: from mail-ej1-x643.google.com (mail-ej1-x643.google.com [IPv6:2a00:1450:4864:20::643]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 20E80C03E96F for ; Sat, 13 Jun 2020 15:39:38 -0700 (PDT) Received: by mail-ej1-x643.google.com with SMTP id k11so13588872ejr.9 for ; Sat, 13 Jun 2020 15:39:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=y/kPc47OoadaJ4JaJgZRCf1efGLXg0vrEdfBGdX8oHk=; b=sP8VBnE6KL+vhlTDJWA7+nPHE4LQR+hYhn8Y/TdIdVC+maPvO/3HdBMjC7m9jXKQDU Ul59n7bk84bFkLoyddJG0tJhfsw1a0bSrZlXv1vrs02JODpBx1phWQYwHaRYljHuajNB 0ua3F9OD8uYlDJmlqKy/yaIFVEshCOTNsMH6k57xe48nNnSueEmy2wJfAtcdExaS/eEM L/c0srRxJ/z8TpgBLsz8z3FDB+9OZdqkY+uWiFT3Y0lJy3MgyTvt4LEDIr583iReJJMn T9oiApxmGqbYzKMz7rWciHWmlkd1C0WiySnMFq4tErSjBpmrnVs13ZpR+mxhj0gVptfi RByQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=y/kPc47OoadaJ4JaJgZRCf1efGLXg0vrEdfBGdX8oHk=; b=faanbAYIrX+M2iW0XR6RrRfVQj+n7ddbUCJz1oapg1k1qhFNbHLvngAEyGw4OHROK3 m0PJZe4SBL2pDonvPiJk3E3W/sdwkFq0JaauGlrfK+iO3xVq2/UINM1TONrCqfj5xM6s paGAk9MJ2PLnbYos0ZGrk050EwVlYxC9wM06o37yPyJxcjctjIGcFnVpyfV80OSREE8w NFsOTO+k1lnS6jIxw5biHv1SzQiLQHV48IWsCKsSGuvBDCniCSnmx4g3W8Id1GT/dSGy N+sWKkn6XYTMOV97EbsY45xE+JE8ybsyYgUSPV+A84d3slFNZxeFzM7hy/a9cnRQaEUJ KGUQ== X-Gm-Message-State: AOAM532Y13o4Svl6sbfeljG7AvA33cbxy3xW56oEFPQCYSRNbeasTYZB KT33pKwb3f4lEpVbZBP2y81x7g== X-Google-Smtp-Source: ABdhPJyCr1Orygj9YAJ2zr/tjDnCQmXxhuRBfH/CnpNT0fz+M+NLgXX0nOzwt8fJ+/p4Nvad1/xlGw== X-Received: by 2002:a17:906:63c9:: with SMTP id u9mr19829717ejk.439.1592087976806; Sat, 13 Jun 2020 15:39:36 -0700 (PDT) Received: from localhost.localdomain (212-5-158-38.ip.btc-net.bg. [212.5.158.38]) by smtp.gmail.com with ESMTPSA id u3sm5581606edx.25.2020.06.13.15.39.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 13 Jun 2020 15:39:36 -0700 (PDT) From: Stanimir Varbanov To: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: Stanimir Varbanov Subject: [PATCH v4 1/3] venus: Add debugfs interface to set firmware log level Date: Sun, 14 Jun 2020 01:39:17 +0300 Message-Id: <20200613223919.7038-2-stanimir.varbanov@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200613223919.7038-1-stanimir.varbanov@linaro.org> References: <20200613223919.7038-1-stanimir.varbanov@linaro.org> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org This will be useful when debugging specific issues related to firmware HFI interface. Signed-off-by: Stanimir Varbanov --- drivers/media/platform/qcom/venus/Makefile | 2 +- drivers/media/platform/qcom/venus/core.c | 3 +++ drivers/media/platform/qcom/venus/core.h | 3 +++ drivers/media/platform/qcom/venus/dbgfs.c | 21 +++++++++++++++++++ drivers/media/platform/qcom/venus/dbgfs.h | 12 +++++++++++ drivers/media/platform/qcom/venus/hfi_venus.c | 7 ++++++- 6 files changed, 46 insertions(+), 2 deletions(-) create mode 100644 drivers/media/platform/qcom/venus/dbgfs.c create mode 100644 drivers/media/platform/qcom/venus/dbgfs.h diff --git a/drivers/media/platform/qcom/venus/Makefile b/drivers/media/platform/qcom/venus/Makefile index 64af0bc1edae..dfc636865709 100644 --- a/drivers/media/platform/qcom/venus/Makefile +++ b/drivers/media/platform/qcom/venus/Makefile @@ -3,7 +3,7 @@ venus-core-objs += core.o helpers.o firmware.o \ hfi_venus.o hfi_msgs.o hfi_cmds.o hfi.o \ - hfi_parser.o pm_helpers.o + hfi_parser.o pm_helpers.o dbgfs.o venus-dec-objs += vdec.o vdec_ctrls.o venus-enc-objs += venc.o venc_ctrls.o diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index 203c6538044f..249141e27fea 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -290,6 +290,8 @@ static int venus_probe(struct platform_device *pdev) if (ret) goto err_dev_unregister; + venus_dbgfs_init(core); + return 0; err_dev_unregister: @@ -337,6 +339,7 @@ static int venus_remove(struct platform_device *pdev) v4l2_device_unregister(&core->v4l2_dev); mutex_destroy(&core->pm_lock); mutex_destroy(&core->lock); + venus_dbgfs_deinit(core); return ret; } diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h index 7118612673c9..b48782f9aa95 100644 --- a/drivers/media/platform/qcom/venus/core.h +++ b/drivers/media/platform/qcom/venus/core.h @@ -12,6 +12,7 @@ #include #include +#include "dbgfs.h" #include "hfi.h" #define VIDC_CLKS_NUM_MAX 4 @@ -136,6 +137,7 @@ struct venus_caps { * @priv: a private filed for HFI operations * @ops: the core HFI operations * @work: a delayed work for handling system fatal error + * @root: debugfs root directory */ struct venus_core { void __iomem *base; @@ -185,6 +187,7 @@ struct venus_core { unsigned int codecs_count; unsigned int core0_usage_count; unsigned int core1_usage_count; + struct dentry *root; }; struct vdec_controls { diff --git a/drivers/media/platform/qcom/venus/dbgfs.c b/drivers/media/platform/qcom/venus/dbgfs.c new file mode 100644 index 000000000000..782d54ac1b8f --- /dev/null +++ b/drivers/media/platform/qcom/venus/dbgfs.c @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2020 Linaro Ltd. + */ + +#include + +#include "core.h" + +extern int venus_fw_debug; + +void venus_dbgfs_init(struct venus_core *core) +{ + core->root = debugfs_create_dir("venus", NULL); + debugfs_create_x32("fw_level", 0644, core->root, &venus_fw_debug); +} + +void venus_dbgfs_deinit(struct venus_core *core) +{ + debugfs_remove_recursive(core->root); +} diff --git a/drivers/media/platform/qcom/venus/dbgfs.h b/drivers/media/platform/qcom/venus/dbgfs.h new file mode 100644 index 000000000000..b7b621a8472f --- /dev/null +++ b/drivers/media/platform/qcom/venus/dbgfs.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (C) 2020 Linaro Ltd. */ + +#ifndef __VENUS_DBGFS_H__ +#define __VENUS_DBGFS_H__ + +struct venus_core; + +void venus_dbgfs_init(struct venus_core *core); +void venus_dbgfs_deinit(struct venus_core *core); + +#endif diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c index 0d8855014ab3..3a04b08ab85a 100644 --- a/drivers/media/platform/qcom/venus/hfi_venus.c +++ b/drivers/media/platform/qcom/venus/hfi_venus.c @@ -130,7 +130,7 @@ struct venus_hfi_device { }; static bool venus_pkt_debug; -static int venus_fw_debug = HFI_DEBUG_MSG_ERROR | HFI_DEBUG_MSG_FATAL; +int venus_fw_debug = HFI_DEBUG_MSG_ERROR | HFI_DEBUG_MSG_FATAL; static bool venus_sys_idle_indicator; static bool venus_fw_low_power_mode = true; static int venus_hw_rsp_timeout = 1000; @@ -1130,9 +1130,14 @@ static int venus_session_init(struct venus_inst *inst, u32 session_type, u32 codec) { struct venus_hfi_device *hdev = to_hfi_priv(inst->core); + struct device *dev = hdev->core->dev; struct hfi_session_init_pkt pkt; int ret; + ret = venus_sys_set_debug(hdev, venus_fw_debug); + if (ret) + dev_warn(dev, "setting fw debug msg ON failed (%d)\n", ret); + ret = pkt_session_init(&pkt, inst, session_type, codec); if (ret) goto err;