From patchwork Fri Jun 19 14:32:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 223630 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=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 1272EC433E0 for ; Fri, 19 Jun 2020 16:53:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E649020734 for ; Fri, 19 Jun 2020 16:53:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592585608; bh=jnSIPR9S/hRqTCpAo+R2s7dCUShwvII3xa1SL2ChJ2c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=nbPnMrfwK3YIt1QxWMtqdVNV8peqerqI3sj0zgTIpsEBwkOLDDIZ/5Ig77GXz2QG8 xZSH0wk+VVnVKmYSDUbFLlES/iNiUF5MyXmyOhx4fpqh4hkI1SN0ToYCsA1HchyZpq 9+A0sjKq1NuyGdlWB6i0MiEx/x88tU9ZbduufCe0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387703AbgFSOhU (ORCPT ); Fri, 19 Jun 2020 10:37:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:53904 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387668AbgFSOhI (ORCPT ); Fri, 19 Jun 2020 10:37:08 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 357D72070A; Fri, 19 Jun 2020 14:37:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592577427; bh=jnSIPR9S/hRqTCpAo+R2s7dCUShwvII3xa1SL2ChJ2c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=N3jXGg6pJv92w/VsqA7WNEKIgVwcj5OcM/y4ecYihnWXTnjGiyzFSg6AJNdQKg/aV u4UkzC4ll34t/1zc1KHN/6TVlwK7FP3Nv5HzURNi2K9WO2cjvBiuTjRgCAwIAV72CT d4EUsnI5KiRBxw5bNpEq6GyLlkcZ4P+R0Bjn4rL4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hsin-Yu Chao , Marcel Holtmann , Sasha Levin Subject: [PATCH 4.4 047/101] Bluetooth: Add SCO fallback for invalid LMP parameters error Date: Fri, 19 Jun 2020 16:32:36 +0200 Message-Id: <20200619141616.557426219@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200619141614.001544111@linuxfoundation.org> References: <20200619141614.001544111@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Hsin-Yu Chao [ Upstream commit 56b5453a86203a44726f523b4133c1feca49ce7c ] Bluetooth PTS test case HFP/AG/ACC/BI-12-I accepts SCO connection with invalid parameter at the first SCO request expecting AG to attempt another SCO request with the use of "safe settings" for given codec, base on section 5.7.1.2 of HFP 1.7 specification. This patch addresses it by adding "Invalid LMP Parameters" (0x1e) to the SCO fallback case. Verified with below log: < HCI Command: Setup Synchronous Connection (0x01|0x0028) plen 17 Handle: 256 Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x0380 3-EV3 may not be used 2-EV5 may not be used 3-EV5 may not be used > HCI Event: Command Status (0x0f) plen 4 Setup Synchronous Connection (0x01|0x0028) ncmd 1 Status: Success (0x00) > HCI Event: Number of Completed Packets (0x13) plen 5 Num handles: 1 Handle: 256 Count: 1 > HCI Event: Max Slots Change (0x1b) plen 3 Handle: 256 Max slots: 1 > HCI Event: Synchronous Connect Complete (0x2c) plen 17 Status: Invalid LMP Parameters / Invalid LL Parameters (0x1e) Handle: 0 Address: 00:1B:DC:F2:21:59 (OUI 00-1B-DC) Link type: eSCO (0x02) Transmission interval: 0x00 Retransmission window: 0x02 RX packet length: 0 TX packet length: 0 Air mode: Transparent (0x03) < HCI Command: Setup Synchronous Connection (0x01|0x0028) plen 17 Handle: 256 Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 8 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x03c8 EV3 may be used 2-EV3 may not be used 3-EV3 may not be used 2-EV5 may not be used 3-EV5 may not be used > HCI Event: Command Status (0x0f) plen 4 Setup Synchronous Connection (0x01|0x0028) ncmd 1 Status: Success (0x00) > HCI Event: Max Slots Change (0x1b) plen 3 Handle: 256 Max slots: 5 > HCI Event: Max Slots Change (0x1b) plen 3 Handle: 256 Max slots: 1 > HCI Event: Synchronous Connect Complete (0x2c) plen 17 Status: Success (0x00) Handle: 257 Address: 00:1B:DC:F2:21:59 (OUI 00-1B-DC) Link type: eSCO (0x02) Transmission interval: 0x06 Retransmission window: 0x04 RX packet length: 30 TX packet length: 30 Air mode: Transparent (0x03) Signed-off-by: Hsin-Yu Chao Signed-off-by: Marcel Holtmann Signed-off-by: Sasha Levin --- net/bluetooth/hci_event.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 37fe2b158c2a..1d957c7f1783 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -3761,6 +3761,7 @@ static void hci_sync_conn_complete_evt(struct hci_dev *hdev, case 0x11: /* Unsupported Feature or Parameter Value */ case 0x1c: /* SCO interval rejected */ case 0x1a: /* Unsupported Remote Feature */ + case 0x1e: /* Invalid LMP Parameters */ case 0x1f: /* Unspecified error */ case 0x20: /* Unsupported LMP Parameter value */ if (conn->out) {