From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754794AbaEJJjj (ORCPT ); Sat, 10 May 2014 05:39:39 -0400 Received: from cantor2.suse.de ([195.135.220.15]:58314 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752473AbaEJJji (ORCPT ); Sat, 10 May 2014 05:39:38 -0400 Date: Sat, 10 May 2014 11:39:36 +0200 Message-ID: From: Takashi Iwai To: Knut Petersen Cc: alsa-devel@alsa-project.org, linux-kernel Subject: Re: [REGRESSION] alsa PM regression in 3.15*, hda intel, realtek codec In-Reply-To: <536DEEB9.8000908@t-online.de> References: <536DEEB9.8000908@t-online.de> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.8 Emacs/24.3 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org At Sat, 10 May 2014 11:17:45 +0200, Knut Petersen wrote: > > S3 suspend / resume cycle works on kernels up to 3.14.x as expected. > With kernels 3.15.0-rc2 it's necessary to reload the alsa modules as sound stays silent otherwise. > > Hardware: AOpen i915GMm-hfs mobo, hda intel sound with realtek codec. > > 00:1b.0 Audio device: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) High Definition Audio Controller (rev 04) > Subsystem: AOPEN Inc. Device 0560 > Flags: bus master, fast devsel, latency 0, IRQ 46 > Memory at d5440000 (64-bit, non-prefetchable) [size=16K] > Capabilities: [50] Power Management version 2 > Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+ > Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00 > Capabilities: [100] Virtual Channel > Capabilities: [130] Root Complex Link > Kernel driver in use: snd_hda_intel > Kernel modules: snd_hda_intel > > Is this regression known or should I bisect? I don't know of any 3.15 bugs regarding HD-audio PM yet, so please bisect. thanks, Takashi