From patchwork Wed Dec 25 06:03:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rocky Liao X-Patchwork-Id: 11309999 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 0B4BF921 for ; Wed, 25 Dec 2019 06:03:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DD20C2072E for ; Wed, 25 Dec 2019 06:03:37 +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="vDN3OP0g" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726388AbfLYGDb (ORCPT ); Wed, 25 Dec 2019 01:03:31 -0500 Received: from mail25.static.mailgun.info ([104.130.122.25]:36923 "EHLO mail25.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726416AbfLYGDb (ORCPT ); Wed, 25 Dec 2019 01:03:31 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1577253811; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=J6AeN4DRpT+vdWvwbQxV34qHFa3WVW9yAt/YKjEVz9g=; b=vDN3OP0gPAonYpmDMPFZBMEcOiFwIg4o8k9xOHCFwichmafMztJ6kmQeSN3V9LyGZGQFUHAI gs8VJZ0/kyXpCqCIUeqTa5PGMit4MDWgqHMJ94scoQfsgGdOKgKgp6GxM/KI9OJnZlbkh/qc TWMdJ58jSjo81AdhTRv9iwEq9qE= 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 5e02fbb1.7f9253a3c5a8-smtp-out-n02; Wed, 25 Dec 2019 06:03:29 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id D633DC433A2; Wed, 25 Dec 2019 06:03:28 +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, URIBL_BLOCKED autolearn=unavailable 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 08DDCC43383; Wed, 25 Dec 2019 06:03:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 08DDCC43383 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: linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-arm-msm@vger.kernel.org, Rocky Liao Subject: [PATCH v1 3/4] Bluetooth: hci_qca: Enable power off/on support during hci down/up for QCA Rome Date: Wed, 25 Dec 2019 14:03:16 +0800 Message-Id: <20191225060317.5258-3-rjliao@codeaurora.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191225060317.5258-1-rjliao@codeaurora.org> References: <20191225060317.5258-1-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. Signed-off-by: Rocky Liao --- drivers/bluetooth/hci_qca.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 45042aa27fa4..7e202041ed77 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1300,6 +1300,11 @@ static int qca_setup(struct hci_uart *hu) } else { bt_dev_info(hdev, "ROME setup"); if (hu->serdev) { + /* Enable NON_PERSISTENT_SETUP QUIRK to ensure to + * execute setup for every hci up. + */ + set_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks); + hu->hdev->shutdown = qca_power_off; qcadev = serdev_device_get_drvdata(hu->serdev); gpiod_set_value_cansleep(qcadev->bt_en, 1); /* Controller needs time to bootup. */