From patchwork Wed May 29 12:50:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mika Westerberg X-Patchwork-Id: 13678807 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 56002748D for ; Wed, 29 May 2024 12:50:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716987043; cv=none; b=E9NzOO4GET6TipeRB5/lQ2yb4/I9wFJwFdy5UjK+dNG6lpiVLvgLhITEj/P7t1equDWbsnnAW9Ugj8z7AZ8f02Fxy5SgRM4QR9MiBvA5ihvcnBeE0pFktqC/J1cVrV3jLLjdKAKk0cO8xNOfe/1ivaBtdubpyI988XBmeY4Gsj0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716987043; c=relaxed/simple; bh=uHUm1ZicLxxk/nvv7PllABVU2ZTpvIz46yuu6B4HjKI=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Dwng4KvwcPN/Zpm50x9RMUp7EgzShFEMiuJsdctM21K/r5mqY6EkngletyWPRDArvlrUTqFji3b4ONH773BBEN9ZKcXNg6D/ZYYBkvKyEKcvaiOOXiJaJcXkKyVNqFY+/Ph/Hx5Ou96FrBLtfaeArqlavywpE9mdr8vCHoLwZBo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=ZMC2fVr9; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ZMC2fVr9" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1716987042; x=1748523042; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=uHUm1ZicLxxk/nvv7PllABVU2ZTpvIz46yuu6B4HjKI=; b=ZMC2fVr96qX3uvApTpIlQ6fLdt3UmjHgjzq9HkCv5RmpDnhaQIuvIPYx tbC0//6pIToP9WggGF8M208O+bmN9YWQhTrt3roa3jT+JIex2H/vTe+Iw T11vmNIa7i1qaFnRuXs8gjHOSse6nSaf+xzQeovDHDSb98K84wIiFRjsk f00bpiALYwjQyFRNL2GADMg97wmIEymewqAPIy9E73caluCOuri9Glj/s +YHm2AHfXwUDBA8ggD5Hp9aRnYrMpkOemVbStjbixvxUjzEGB61HF8wY/ HFC+G2/MosdjzYuzg9adG/bmky7N/9JjXjYaUN3SFaS92oktvZXFM4cLV A==; X-CSE-ConnectionGUID: iV39mgktSm+cMeJ3RuGAOg== X-CSE-MsgGUID: vUuDVMoTRZ2ot6+nqV+OMA== X-IronPort-AV: E=McAfee;i="6600,9927,11087"; a="16335139" X-IronPort-AV: E=Sophos;i="6.08,198,1712646000"; d="scan'208";a="16335139" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2024 05:50:41 -0700 X-CSE-ConnectionGUID: Ys1KakLoQtqI9/IrxQcQHQ== X-CSE-MsgGUID: uGCVfReIS+2FvM2l7wV8+Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,198,1712646000"; d="scan'208";a="35402832" Received: from black.fi.intel.com ([10.237.72.28]) by fmviesa008.fm.intel.com with ESMTP; 29 May 2024 05:50:40 -0700 Received: by black.fi.intel.com (Postfix, from userid 1001) id 001DA20F; Wed, 29 May 2024 15:50:38 +0300 (EEST) From: Mika Westerberg To: linux-usb@vger.kernel.org Cc: Yehezkel Bernat , Michael Jamet , Lukas Wunner , Andreas Noever , Mario Limonciello , Mika Westerberg Subject: [PATCH] thunderbolt: Mention Thunderbolt/USB4 debugging tools in Kconfig Date: Wed, 29 May 2024 15:50:38 +0300 Message-ID: <20240529125038.1051641-1-mika.westerberg@linux.intel.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This allows the interested parties to find the Thunderbolt/USB4 debugging tools (aka tbtools) easier in case they need to look at the information under debugfs entries. Signed-off-by: Mika Westerberg Suggested-by: Mario Limonciello Reviewed-by: Mario Limonciello --- drivers/thunderbolt/Kconfig | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/thunderbolt/Kconfig b/drivers/thunderbolt/Kconfig index 448fd2ec8f6e..3e01f41e9d66 100644 --- a/drivers/thunderbolt/Kconfig +++ b/drivers/thunderbolt/Kconfig @@ -22,7 +22,11 @@ config USB4_DEBUGFS_WRITE bool "Enable write by debugfs to configuration spaces (DANGEROUS)" help Enables writing to device configuration registers through - debugfs interface. + debugfs interface. You can use tools such as Thunderbolt/USB4 + debugging tools to access these registers. For more + information see: + + https://github.com/intel/tbtools Only enable this if you know what you are doing! Never enable this for production systems or distro kernels.