From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.223.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1B129199A2; Mon, 4 Mar 2024 08:35:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.135.223.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709541339; cv=none; b=pTi9jVJrbS44BXiBl+go3kNzkcWs392B8jsXrtfPIwgLtDvreCdvvT/d9RzvcJFX/4BMpzO3fDHJknAhqSKQIsw1pdpS98i0HD9t9P1gtlKqkBl58RB6NOYnf3Tqa+zzxeWqaqaP83z5eq37mTcmb6wh+CeboPQwW+Apo3qk4YE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709541339; c=relaxed/simple; bh=WKGGpWRMANQaqtEPi4SVdmap1qUQKAiiyE9H3DFCJF8=; h=Date:Message-ID:From:To:Cc:Subject:MIME-Version:Content-Type; b=h65i/dNqlX3iId6PR5RHDfa1s0FBg6m/AJuZIawgjd7cUZaAyHV0RCs9By014saIcARp716XbLz+4OkmcsJSc2MGxltpDINjkFO3mSsUbYeb8s9ARdlh45bAY2rKNhcsjVhhjisKa8nWcRlqL96KmdAqp+ZlSmsZdSBIrHDQxqQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de; spf=pass smtp.mailfrom=suse.de; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=cuKySK/g; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=PhtnxHOY; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=cuKySK/g; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=PhtnxHOY; arc=none smtp.client-ip=195.135.223.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="cuKySK/g"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="PhtnxHOY"; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="cuKySK/g"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="PhtnxHOY" Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 4EC2768848; Mon, 4 Mar 2024 08:35:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1709541336; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type; bh=5Ods5nKi3JLGo8dY/EevI/LJTv5iSGmPuUIXJnh5aFY=; b=cuKySK/gWSj3aRK5Akjm7J4dlysMBPpA6EKLtardyf/lc5ZodDMeelhHejt/rPUEQSdMam VlTUVqT10JUVTYPWYEPu6kCJZdQPtVRHey6zhFzXKTfLF6X3lBXJ1jyjFBY1xbY5EjB7xv 3w7pvKRu6XNmgYE1SjGu/CTSlOqNp7I= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1709541336; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type; bh=5Ods5nKi3JLGo8dY/EevI/LJTv5iSGmPuUIXJnh5aFY=; b=PhtnxHOYukPKzudsPxUY3YQPZJNaj5df0/OOXPic59SJ3yk9oQF0i95b75cBYYSxqtXZS5 nWL8jnFUFY3H/xCQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1709541336; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type; bh=5Ods5nKi3JLGo8dY/EevI/LJTv5iSGmPuUIXJnh5aFY=; b=cuKySK/gWSj3aRK5Akjm7J4dlysMBPpA6EKLtardyf/lc5ZodDMeelhHejt/rPUEQSdMam VlTUVqT10JUVTYPWYEPu6kCJZdQPtVRHey6zhFzXKTfLF6X3lBXJ1jyjFBY1xbY5EjB7xv 3w7pvKRu6XNmgYE1SjGu/CTSlOqNp7I= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1709541336; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type; bh=5Ods5nKi3JLGo8dY/EevI/LJTv5iSGmPuUIXJnh5aFY=; b=PhtnxHOYukPKzudsPxUY3YQPZJNaj5df0/OOXPic59SJ3yk9oQF0i95b75cBYYSxqtXZS5 nWL8jnFUFY3H/xCQ== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 1629813A5B; Mon, 4 Mar 2024 08:35:36 +0000 (UTC) Received: from dovecot-director2.suse.de ([10.150.64.162]) by imap1.dmz-prg2.suse.org with ESMTPSA id d3qxA9iH5WX1bgAAD6G6ig (envelope-from ); Mon, 04 Mar 2024 08:35:36 +0000 Date: Mon, 04 Mar 2024 09:35:35 +0100 Message-ID: <87sf161jjc.wl-tiwai@suse.de> From: Takashi Iwai To: Javier Carrasco Cc: Dmitry Torokhov , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, regressions@lists.linux.dev Subject: [REGRESSION] Missing bcm5974 touchpad on Macbooks User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b="cuKySK/g"; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=PhtnxHOY X-Spamd-Result: default: False [-1.94 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DKIM_TRACE(0.00)[suse.de:+]; MX_GOOD(-0.01)[]; MID_CONTAINS_FROM(1.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,suse.com:url]; FREEMAIL_TO(0.00)[gmail.com]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_CC(0.00)[gmail.com,vger.kernel.org,lists.linux.dev]; RCVD_TLS_ALL(0.00)[]; BAYES_HAM(-2.63)[98.35%] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Rspamd-Queue-Id: 4EC2768848 X-Spam-Level: X-Spam-Score: -1.94 X-Spam-Flag: NO Hi, we've received a few regression reports for openSUSE Leap about the missing touchpad on Macbooks. After debugging, this turned out to be the backport of the commit 2b9c3eb32a699acdd4784d6b93743271b4970899 Input: bcm5974 - check endpoint type before starting traffic And, the same regression was confirmed on the upstream 6.8-rc6 kernel. Reverting the commit above fixes the problem, the touchpad reappears. The detailed hardware info is found at: https://bugzilla.suse.com/show_bug.cgi?id=1220030 Feel free to join the bugzilla above, or let me know if you need something for debugging, then I'll delegate on the bugzilla. thanks, Takashi