From patchwork Thu Dec 26 06:45:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rocky Liao X-Patchwork-Id: 11310353 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 DCA5B109A for ; Thu, 26 Dec 2019 06:46:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B09E32080D for ; Thu, 26 Dec 2019 06:46:15 +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="KsZ1PRTo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726523AbfLZGqO (ORCPT ); Thu, 26 Dec 2019 01:46:14 -0500 Received: from mail25.static.mailgun.info ([104.130.122.25]:56267 "EHLO mail25.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726442AbfLZGqO (ORCPT ); Thu, 26 Dec 2019 01:46:14 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1577342773; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=YvpLMcJ7nf0xT09j0b6TKkJ+vGWvNe7jksE7UBy+iic=; b=KsZ1PRTo1WFVrhCHHuAtVp0lMpIpqFurSgZ7ZYgLPOrhbPFKaaJNDq+Ay4lpBsk/ZD90Tpvz uXwwPWjJC9TgsBaJbjLi92Lzj1cR/C8yEC3D+OR01n8FpqJ00Fk/alIAX5JoBBd6ADfmV8uE 8V6qPLzhrHPkZxu248LfFNynUVk= 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 5e045730.7fee563aab20-smtp-out-n01; Thu, 26 Dec 2019 06:46:08 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 62077C4479C; Thu, 26 Dec 2019 06:46:07 +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 28699C433A2; Thu, 26 Dec 2019 06:46:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 28699C433A2 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 v2 3/4] Bluetooth: hci_qca: Enable power off/on support during hci down/up for QCA Rome Date: Thu, 26 Dec 2019 14:45:53 +0800 Message-Id: <20191226064554.16803-3-rjliao@codeaurora.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191226064554.16803-1-rjliao@codeaurora.org> References: <20191225060317.5258-1-rjliao@codeaurora.org> <20191226064554.16803-1-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 --- Changes in v2: None 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. */