From patchwork Wed Jan 15 08:55:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rocky Liao X-Patchwork-Id: 11333545 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1F044139A for ; Wed, 15 Jan 2020 08:56:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F16302467A for ; Wed, 15 Jan 2020 08:56:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="gxRzRLlt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729133AbgAOI4K (ORCPT ); Wed, 15 Jan 2020 03:56:10 -0500 Received: from mail25.static.mailgun.info ([104.130.122.25]:27710 "EHLO mail25.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726513AbgAOI4J (ORCPT ); Wed, 15 Jan 2020 03:56:09 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1579078568; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=OccWxJb9txWIb6AmPcxbe0MUAwyb7v5wd/Ik42SRC7Q=; b=gxRzRLltMg0r6uCyzwJ3wvcRPlpBztVMZNhqNTfeCwW/QtuA/lfvJd0i2J3F/TGTr84obvU8 aOVj+iSVtu9+nrzxKKWxrThef951mDeFF5FGdGgUUZ8CkGalC4aDTkmHaDIs6ySL7vLx6t+Q 254QVH+z8uU9oiraOP0/RMdE7Yo= X-Mailgun-Sending-Ip: 104.130.122.25 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e1ed3a6.7f2078f6d3b0-smtp-out-n03; Wed, 15 Jan 2020 08:56:06 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 422ADC447A6; Wed, 15 Jan 2020 08:56:05 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=ham autolearn_force=no version=3.4.0 Received: from rocky-Inspiron-7590.qca.qualcomm.com (unknown [180.166.53.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: rjliao) by smtp.codeaurora.org (Postfix) with ESMTPSA id 22E3DC447AB; Wed, 15 Jan 2020 08:56:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 22E3DC447AB Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=rjliao@codeaurora.org From: Rocky Liao To: marcel@holtmann.org, johan.hedberg@gmail.com Cc: mka@chromium.org, linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-arm-msm@vger.kernel.org, bgodavar@codeaurora.org, hemantg@codeaurora.org, Rocky Liao Subject: [PATCH v4 3/3] Bluetooth: hci_qca: Enable power off/on support during hci down/up for QCA Rome Date: Wed, 15 Jan 2020 16:55:52 +0800 Message-Id: <20200115085552.11483-3-rjliao@codeaurora.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200115085552.11483-1-rjliao@codeaurora.org> References: <20191225060317.5258-1-rjliao@codeaurora.org> <20200115085552.11483-1-rjliao@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This patch registers hdev->shutdown() callback and also sets HCI_QUIRK_NON_PERSISTENT_SETUP for QCA Rome. It will power-off the BT chip during hci down and power-on/initialize the chip again during hci up. As wcn399x already enabled this, this patch also removed the callback register and QUIRK setting in qca_setup() for wcn399x and uniformly do this in the probe() routine. Signed-off-by: Rocky Liao --- Changes in v2: None Changes in v3: -moved the quirk and callback register to probe() Changes in v4: -rebased the patch with latest code -moved the quirk and callback register to probe() for wcn399x -updated commit message drivers/bluetooth/hci_qca.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 1139142e8eed..3c6c6bd20177 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1569,12 +1569,7 @@ static int qca_setup(struct hci_uart *hu) return ret; if (qca_is_wcn399x(soc_type)) { - /* Enable NON_PERSISTENT_SETUP QUIRK to ensure to execute - * setup for every hci up. - */ - set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks); set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks); - hu->hdev->shutdown = qca_power_off; ret = qca_read_soc_version(hdev, &soc_ver, soc_type); if (ret) @@ -1813,6 +1808,7 @@ static int qca_init_regulators(struct qca_power *qca, static int qca_serdev_probe(struct serdev_device *serdev) { struct qca_serdev *qcadev; + struct hci_dev *hdev; const struct qca_vreg_data *data; int err; @@ -1881,7 +1877,13 @@ static int qca_serdev_probe(struct serdev_device *serdev) clk_disable_unprepare(qcadev->susclk); } -out: return err; +out: + if (!err) { + hdev = qcadev->serdev_hu.hdev; + set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks); + hdev->shutdown = qca_power_off; + } + return err; }