From mboxrd@z Thu Jan 1 00:00:00 1970 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 4AFF9CD8C8E for ; Mon, 8 Jun 2026 06:31:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7DC4D10ED7C; Mon, 8 Jun 2026 06:31:31 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="AWBv+Sqg"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4F50A10ED75; Mon, 8 Jun 2026 06:31:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1780900291; x=1812436291; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=awuMcxbXTMkZ+PyLY0+vB3624tO1jtfSCHJ8tXoxTS8=; b=AWBv+SqgkzL6y8zXslktHKjkUOSfvwGL6vX6ucoSaTuwvh2fx3UHtPPg 2TS9i2FJ+ly2CkpO4ncFZY2OqVisZEEtGLMcCRdHhOYO9pD8WInvpcdlD kdB1yb6583Pe+vNK0rrAV1I6Pe7+KrTErDGfDrgBS0e27jpbIOy7wwIIv jFYiRgrRD1kOej0a1uSudppeOsLXsHk1MoanEAudMOps15iYArK6xBj/B Q+/MDlvOeL09ZMtnsW7Tahqr/EetjL43xFc6iVF+UE36bTfqSheAhJSeZ z8xcMgKfLKjD/dsLbQU4iEVu6a0Qf4gkgUClu9OYmzObN+ZdAJ+CWKUlG g==; X-CSE-ConnectionGUID: qPVOEchxQZucF5jAPVti4Q== X-CSE-MsgGUID: t6SAl4N3Qi+b87jnXvlf2w== X-IronPort-AV: E=McAfee;i="6800,10657,11810"; a="81373033" X-IronPort-AV: E=Sophos;i="6.24,194,1774335600"; d="scan'208";a="81373033" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jun 2026 23:30:57 -0700 X-CSE-ConnectionGUID: A6n/4EdHQWu+bMNOrVccOA== X-CSE-MsgGUID: rItbTfQJTL2/9PYrU89ndA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,194,1774335600"; d="scan'208";a="242479400" Received: from black.igk.intel.com ([10.91.253.5]) by fmviesa007.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jun 2026 23:30:53 -0700 Date: Mon, 8 Jun 2026 08:30:51 +0200 From: Raag Jadav To: Mallesh Koujalagi Cc: intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org, rodrigo.vivi@intel.com, andrealmeid@igalia.com, christian.koenig@amd.com, airlied@gmail.com, simona.vetter@ffwll.ch, mripard@kernel.org, maarten.lankhorst@linux.intel.com, tzimmermann@suse.de, anshuman.gupta@intel.com, badal.nilawar@intel.com, riana.tauro@intel.com, karthik.poosa@intel.com, sk.anirban@intel.com Subject: Re: [PATCH v7 3/6] drm/doc: Document DRM_WEDGE_RECOVERY_COLD_RESET recovery method Message-ID: References: <20260605122544.1021695-8-mallesh.koujalagi@intel.com> <20260605122544.1021695-11-mallesh.koujalagi@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260605122544.1021695-11-mallesh.koujalagi@intel.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Fri, Jun 05, 2026 at 05:55:47PM +0530, Mallesh Koujalagi wrote: > When ``WEDGED=cold-reset`` is sent, it indicates that the device has > encountered an error condition that cannot be resolved through other > recovery methods such as driver rebind or bus reset, and requires a > complete device power cycle to restore functionality. ... > + if [ -e "$PCI_DEVS/$dev" ]; then > + echo "Done: $dev is back online." > + else > + echo "WARNING: $dev did not re-appear after reset." ... after "rescan". Reviewed-by: Raag Jadav