From patchwork Mon Jul 8 09:39:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 812513 Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com [209.85.221.52]) (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 17A8878C75 for ; Mon, 8 Jul 2024 09:39:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720431588; cv=none; b=sLcfyUzRkdvRWtWJpDruG4NiaA1NcSTTs6PAY17VojLRthvMd5gMQmyhXLvtxPZoebzZchRtJQ+uVUPHm6JcXJ05xJibsA7LeWo9Ms0HjO6IBKOxd4PDuaIIWB5MWUDlumbCh5VjU79annIjRqqNvI3sa/HnoNa+qhvCLKQ+q7g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720431588; c=relaxed/simple; bh=6hB3boGnbTQnL6lEU/7bN5fHksatP5uYEjX7EZDxwfI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=lvEF/TUqOa0bbEL5RBev2DX5zbnq2BEy2JXAV6qh5prSJ8hZy/v2INV0FR0ZJPqb8gqGlet56yp1Ja8uxrNSNGTz+BUPPSmAjLyQP1BIvHsT4vQG1Bg4GNEWeV9C5VP48ubWCocQAyLoJw4RI0c+P4AnpFla7xuomSHhu+H9HRg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=bgdev.pl; spf=none smtp.mailfrom=bgdev.pl; dkim=pass (2048-bit key) header.d=bgdev-pl.20230601.gappssmtp.com header.i=@bgdev-pl.20230601.gappssmtp.com header.b=SErDOH9d; arc=none smtp.client-ip=209.85.221.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=bgdev.pl Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bgdev.pl Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20230601.gappssmtp.com header.i=@bgdev-pl.20230601.gappssmtp.com header.b="SErDOH9d" Received: by mail-wr1-f52.google.com with SMTP id ffacd0b85a97d-367a3d1a378so2382381f8f.1 for ; Mon, 08 Jul 2024 02:39:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1720431585; x=1721036385; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=lbzSJeNQsSW6BDY22LhQfP18YhdOxJT9Cx9nfUVGoF0=; b=SErDOH9dJVo1snJXjQ4awuMor3ZwH588foZC6wCspgnF5jNw1RkegMRF0D6kDMcUPV jyrAVX+Zrkd2unJ2YrytJJDqZjPag/rj244eUUOJT6DW27h3TE48PbLV+fWNuRCyiVOj ob2Dnphh8T+m5akCySz2I3As+Oq5IkpnSREJZosf8nADE5Nj/3pzWUk4s6Kb/X6Zk/m3 skJQo3zZWMRQsVGWBRivPaDymZYjE+qmlJFTq/rjJgADvq/xfq8oGc+MEjvUzC7S1bAq WhrpbG82xVrzyc2m0J/VBbffaHcNqoO5L8Cl0PNv98MwDT4fZNjUlm0RjaQO5cY9L0Dt 1+lQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720431585; x=1721036385; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lbzSJeNQsSW6BDY22LhQfP18YhdOxJT9Cx9nfUVGoF0=; b=ZqiXlXjxYCZ/9qAeXwIbSM6CDOCL4ui28B9AV+KBzCTNmlhn2LOQsJp6+j1VlNI36P TWacr42qqQENeRpEKKu8tgU4hbddmZcnOXdvVonatvQWwZqHQVGeLjNHNMn9vzNua0sG f5GRJz3MQZUavpYi+OgQOuiJyxKOdj29eoCRkUfmOCdyB1TrI1I2Uf9TN/EwhzzcrWtV xbTwWkb6RH41eV8E5wO+zVGnYy5zRnubWz6FixfPOKSFR5e2AbLPCN5oktP/dZldOzNw v232QQkxXKVea1yeZ7/ZzlAaH3zXYj9cyXlvsPWcvi+0k7vH6tAo+4qWFfZRccr00tPt JslA== X-Gm-Message-State: AOJu0YyDwsf6/bIuOln5oicWTIHVV6uKUiqe2FzNZCquJGBlrfR0I+GA wOO3fx5aOFxpee1BG4Aae7oioIQ5j09Ls9hq5KoVVT8kU0LWJA3e1dVbH/my68g= X-Google-Smtp-Source: AGHT+IEl5qRkNTOR4GKajTLHbuSJY6ozJEojGR7Z4SW7a5Wkxcjsc3iN6S+tnPTQJhl+YGt6K2OtbQ== X-Received: by 2002:adf:f54d:0:b0:367:9d4e:8861 with SMTP id ffacd0b85a97d-3679dd71bcbmr9010272f8f.57.1720431585653; Mon, 08 Jul 2024 02:39:45 -0700 (PDT) Received: from [127.0.1.1] ([2a01:cb1d:dc:7e00:a2a3:9ebc:2cb5:a86a]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-36789fd7a0esm15457779f8f.104.2024.07.08.02.39.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jul 2024 02:39:44 -0700 (PDT) From: Bartosz Golaszewski Date: Mon, 08 Jul 2024 11:39:27 +0200 Subject: [PATCH v2 4/6] Bluetooth: hci_qca: make pwrseq calls the default if available Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240708-hci_qca_refactor-v2-4-b6e83b3d1ca5@linaro.org> References: <20240708-hci_qca_refactor-v2-0-b6e83b3d1ca5@linaro.org> In-Reply-To: <20240708-hci_qca_refactor-v2-0-b6e83b3d1ca5@linaro.org> To: Marcel Holtmann , Luiz Augusto von Dentz , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Balakrishna Godavarthi , Rocky Liao , Bjorn Andersson , Konrad Dybcio Cc: linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2211; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=YUOv7wdZyiorabeRdWnlp2V5SHpY845uYUMmcejkano=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBmi7PZ+RB40ZQyBS0g7HDgQEYZ0qXBtWMNjrW6/ BwvdXImwQ2JAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCZouz2QAKCRARpy6gFHHX cpQJD/9Ngt5Jfe6naIv44FYy15H41iRbjOXcidq3MvaDfyb/X0LWq95WSyWjOIdCtJwLmxfEcDz LiXuGwQ7SMBm+JTBH0MXVFwPeKfEHoG1EywmXIaEU54tf8A58j+jJj7s6IrBCOpmV7ewzeNzLPm DSAut5BbZqCKq2ptP/FdM8ANKK+ybUrpebilbEt3nfj+tBLTPMOW+4DwmdY7Tpty/2NMjr4O+9I oJHbPKjYWhrwpQlsNkkO0Pc3kVUI0OeIUnawbIpmcyKMBbKu3j6o/QnxjpgbV4iLPPYuoOsDppt u9En7oeNFDIC8tbNFMdcdxUphEyOJIno+RTzXZCdWxaq6nAqFuqHp8wLV5QBfYllE8zuriBdm7W 3dbFaRxL6bsiO79QZ4B1PDFjM4UOwyom8dKg9fsA7Ct7PEK1+KawolMlxnSMirM+ziWoZGqsPn6 8zTEq/r0Y60dhBFp+WepiQnvjVbH3pnY2oQ4gGhFPTpSzrcDLWA6Gpcw3/4/aK0CaseIgBh6JRy DgbWmRuvyzTH67hrv0OQ+ocnqqA3Iz0uk19FRnoKOBGiedOsgdM9tJueY59erz7TS8wiaxyENtD wq/HP2vKSkuTEyMvdmVPVOocURtsmnLEtytQIE5R4+rKEZRxT+33KxzQGjPET9ggzgPoSOU7Mbs qWKNEHqNLKoErtA== X-Developer-Key: i=bartosz.golaszewski@linaro.org; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski If the device has a power sequencing handle, use it first. Otherwise fall back to whatever code already exists. Signed-off-by: Bartosz Golaszewski --- drivers/bluetooth/hci_qca.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 48e1b67577be..9d9553552ee1 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1718,6 +1718,7 @@ static int qca_regulator_init(struct hci_uart *hu) * off the voltage regulator. */ qcadev = serdev_device_get_drvdata(hu->serdev); + if (!qcadev->bt_power->vregs_on) { serdev_device_close(hu->serdev); ret = qca_regulator_enable(qcadev); @@ -1800,18 +1801,8 @@ static int qca_power_on(struct hci_dev *hdev) case QCA_WCN6750: case QCA_WCN6855: case QCA_WCN7850: - ret = qca_regulator_init(hu); - break; - case QCA_QCA6390: - qcadev = serdev_device_get_drvdata(hu->serdev); - ret = pwrseq_power_on(qcadev->bt_power->pwrseq); - if (ret) - return ret; - - ret = qca_port_reopen(hu); - if (ret) - return ret; + ret = qca_regulator_init(hu); break; default: @@ -2149,6 +2140,7 @@ static void qca_power_shutdown(struct hci_uart *hu) unsigned long flags; enum qca_btsoc_type soc_type = qca_soc_type(hu); bool sw_ctrl_state; + struct qca_power *power; /* From this point we go into power off state. But serial port is * still open, stop queueing the IBS data and flush all the buffered @@ -2166,6 +2158,13 @@ static void qca_power_shutdown(struct hci_uart *hu) return; qcadev = serdev_device_get_drvdata(hu->serdev); + power = qcadev->bt_power; + + if (power->pwrseq) { + pwrseq_power_off(power->pwrseq); + set_bit(QCA_BT_OFF, &qca->flags); + return; + } switch (soc_type) { case QCA_WCN3988: @@ -2227,6 +2226,9 @@ static int qca_regulator_enable(struct qca_serdev *qcadev) struct qca_power *power = qcadev->bt_power; int ret; + if (power->pwrseq) + return pwrseq_power_on(power->pwrseq); + /* Already enabled */ if (power->vregs_on) return 0;