From patchwork Fri Aug 14 03:46:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qiwu Huang X-Patchwork-Id: 257023 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=-13.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 8CA3BC433E3 for ; Fri, 14 Aug 2020 03:49:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 614372224D for ; Fri, 14 Aug 2020 03:49:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="GLo2AdQd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726651AbgHNDtN (ORCPT ); Thu, 13 Aug 2020 23:49:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52480 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726567AbgHNDtM (ORCPT ); Thu, 13 Aug 2020 23:49:12 -0400 Received: from mail-pj1-x1032.google.com (mail-pj1-x1032.google.com [IPv6:2607:f8b0:4864:20::1032]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0A16C061757; Thu, 13 Aug 2020 20:49:12 -0700 (PDT) Received: by mail-pj1-x1032.google.com with SMTP id mt12so3778442pjb.4; Thu, 13 Aug 2020 20:49:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=3DLfzJVrBSOZWmYXjqG2fAv5M0QawyCzsLKQxAdZ2PQ=; b=GLo2AdQdNI/G3osOfYAUnskpbAu2Z1grvhWQ1jjXxh5bWl0TuundBkJvYMgrxBpsgh sS9xg7bLsHVfRFYauOVhBeDLNEc+bVVprC86ZbmlnH7dCvYI1x4foccQWixLoOyAiXyK lxQS1xf1kLpHcOETUjUezf/cOO+aeeHWlQrax+o/356idgz57bFeqjZxQz5/oR7jjD5Z SB0iXYFM5Io9bKit83v8FY2ixH+V5xwxhYK6nS7oOl15SubAbtxFM9cThvUPQWML9+FV qwXOZMZHvDsoxYcXO2B3RpSzBX8+JHQUBRPhaF4OHZpo+qMwpiYJaqgGTZ3iHwY+KIS8 jHPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=3DLfzJVrBSOZWmYXjqG2fAv5M0QawyCzsLKQxAdZ2PQ=; b=mBmYD8TClVva8xJSdvBpVcPtP3pwWmjaVBJSYATZttfjJzbcg+mvuaxrr+HYsBuey6 p+nbVPhP6gGn4UXfLPK64YVPF02miPAO++CxhGgiI8APUMlrhdQ7L8aW3CxiemX4CK7g ur3cHg9wpvLqheNsL+FLGXx4DUBcmG/6RX8+nZqIBUy9ZzVrUtPw76aonx+zdEqkw1kU KjgjcoM99qVVEt0waDj8ywF4QBfugKrm4JS0JaL1Lnuy05c3e1ZkN8nKjpF9k6DKROx2 1ciZJUE6YRBQsMq9C8kvtkEmJws1YNmcPnSGi5JCDgJED0YeCQTYDiuTaWVXTwvliOrk FOwA== X-Gm-Message-State: AOAM530NEAU2bQXBFdlRzhomOr+NWuLuKwCNyY5VxxNdYdHcxd1JJ0CR 8HMYfb45iEC/CdBefUOXFudeC9BaVXU= X-Google-Smtp-Source: ABdhPJwMIbJH2G/JXMjdI4pnmUNbXPctvOPt5tw4dWRd9qzf8TSL2rV/Mo4dCc56OztiCYWSO6092Q== X-Received: by 2002:a17:90a:c693:: with SMTP id n19mr704616pjt.53.1597376952252; Thu, 13 Aug 2020 20:49:12 -0700 (PDT) Received: from xiaomi.mioffice.cn ([209.9.72.214]) by smtp.gmail.com with ESMTPSA id n26sm7253385pff.30.2020.08.13.20.49.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Aug 2020 20:49:11 -0700 (PDT) From: Qiwu Huang To: sre@kernel.org Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org, jiangfei1@xiaomi.com, Qiwu Huang Subject: [PATCH v8 1/4] power: supply: core: add quick charge type property Date: Fri, 14 Aug 2020 11:46:54 +0800 Message-Id: X-Mailer: git-send-email 2.28.0 In-Reply-To: References: MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Qiwu Huang Reports the kind of quick charge type based on different adapter power. Signed-off-by: Qiwu Huang --- Documentation/ABI/testing/sysfs-class-power | 21 +++++++++ drivers/power/supply/power_supply_sysfs.c | 1 + drivers/power/supply/qcom_smbb.c | 51 +++++++++++++++++++++ include/linux/power_supply.h | 14 ++++++ 4 files changed, 87 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power index 216d61a22f1e..dd3773dcf16a 100644 --- a/Documentation/ABI/testing/sysfs-class-power +++ b/Documentation/ABI/testing/sysfs-class-power @@ -708,3 +708,24 @@ Description: Access: Read Valid values: 1-31 + +What: /sys/class/power_supply//quick_charge_type +Date: Jul 2020 +Contact: Fei Jiang + Description: + Reports the kind of quick charge type based on different adapter power. + Different quick charge type represent different charging power. + QUICK_CHARGE_NORMAL : Charging Power <= 10W + QUICK_CHARGE_FAST : 10W < Charging Power <= 20W + QUICK_CHARGE_FLASH : 20W < Charging Power <= 30W + QUICK_CHARGE_TURBE : 30W < Charging Power <= 50W + QUICK_CHARGE_SUPER : Charging Power > 50W + + Access: Read-Only + Valid values: + 0: QUICK_CHARGE_NORMAL, + 1: QUICK_CHARGE_FAST, + 2: QUICK_CHARGE_FLASH, + 3: QUICK_CHARGE_TURBE, + 4: QUICK_CHARGE_SUPER. + diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c index bc79560229b5..9554d7907373 100644 --- a/drivers/power/supply/power_supply_sysfs.c +++ b/drivers/power/supply/power_supply_sysfs.c @@ -206,6 +206,7 @@ static struct power_supply_attr power_supply_attrs[] = { POWER_SUPPLY_ATTR(MODEL_NAME), POWER_SUPPLY_ATTR(MANUFACTURER), POWER_SUPPLY_ATTR(SERIAL_NUMBER), + POWER_SUPPLY_ATTR(QUICK_CHARGE_TYPE), }; static struct attribute * diff --git a/drivers/power/supply/qcom_smbb.c b/drivers/power/supply/qcom_smbb.c index c890e1cec720..afd38cf38832 100644 --- a/drivers/power/supply/qcom_smbb.c +++ b/drivers/power/supply/qcom_smbb.c @@ -485,6 +485,53 @@ static const struct smbb_irq { { "dc-valid", smbb_dc_valid_handler }, }; +struct quick_charge { + enum power_supply_type adap_type; + enum power_supply_quick_charge_type adap_cap; +}; + +static struct quick_charge adapter_cap[10] = { + { POWER_SUPPLY_TYPE_USB, QUICK_CHARGE_NORMAL }, + { POWER_SUPPLY_TYPE_USB_DCP, QUICK_CHARGE_NORMAL }, + { POWER_SUPPLY_TYPE_USB_CDP, QUICK_CHARGE_NORMAL }, + { POWER_SUPPLY_TYPE_USB_ACA, QUICK_CHARGE_NORMAL }, + { POWER_SUPPLY_TYPE_USB_FLOAT, QUICK_CHARGE_NORMAL }, + { POWER_SUPPLY_TYPE_USB_PD, QUICK_CHARGE_FAST }, + { POWER_SUPPLY_TYPE_USB_HVDCP, QUICK_CHARGE_FAST }, + { POWER_SUPPLY_TYPE_USB_HVDCP_3, QUICK_CHARGE_FAST }, + { POWER_SUPPLY_TYPE_USB_HVDCP_3P5, QUICK_CHARGE_FAST }, + {0, 0}, +}; + +static int get_quick_charge_type(struct smbb_charger *chg) +{ + union power_supply_propval prop = {0, }; + int charger_type, rc; + int i = 0; + + rc = power_supply_get_property(chg->bat_psy, + POWER_SUPPLY_PROP_STATUS, &prop); + if (rc < 0) + return rc; + if (prop.intval == POWER_SUPPLY_STATUS_DISCHARGING) + return 0; + + rc = power_supply_get_property(chg->usb_psy, + POWER_SUPPLY_PROP_USB_TYPE, &prop); + if (rc < 0) + return rc; + charger_type = prop.intval; + + while (adapter_cap[i].adap_type != 0) { + if (charger_type == adapter_cap[i].adap_type) { + return adapter_cap[i].adap_cap; + } + i++; + } + + return 0; +} + static int smbb_usbin_get_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) @@ -505,6 +552,9 @@ static int smbb_usbin_get_property(struct power_supply *psy, case POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX: val->intval = 2500000; break; + case POWER_SUPPLY_PROP_QUICK_CHARGE_TYPE: + val->intval = get_quick_charge_type(chg); + break; default: rc = -EINVAL; break; @@ -695,6 +745,7 @@ static enum power_supply_property smbb_charger_properties[] = { POWER_SUPPLY_PROP_ONLINE, POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT, POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX, + POWER_SUPPLY_PROP_QUICK_CHARGE_TYPE, }; static enum power_supply_property smbb_battery_properties[] = { diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index ac1345a48ad0..bd99658c05be 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -167,6 +167,7 @@ enum power_supply_property { POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, POWER_SUPPLY_PROP_SERIAL_NUMBER, + POWER_SUPPLY_PROP_QUICK_CHARGE_TYPE, }; enum power_supply_type { @@ -182,6 +183,10 @@ enum power_supply_type { POWER_SUPPLY_TYPE_USB_PD, /* Power Delivery Port */ POWER_SUPPLY_TYPE_USB_PD_DRP, /* PD Dual Role Port */ POWER_SUPPLY_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */ + POWER_SUPPLY_TYPE_USB_HVDCP, /* High Voltage DCP */ + POWER_SUPPLY_TYPE_USB_HVDCP_3, /* Efficient High Voltage DCP */ + POWER_SUPPLY_TYPE_USB_HVDCP_3P5, /* Efficient High Voltage DCP */ + POWER_SUPPLY_TYPE_USB_FLOAT, /* Floating charger */ }; enum power_supply_usb_type { @@ -197,6 +202,15 @@ enum power_supply_usb_type { POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */ }; +enum power_supply_quick_charge_type { + QUICK_CHARGE_NORMAL = 0, /* Charging Power <= 10W */ + QUICK_CHARGE_FAST, /* 10W < Charging Power <= 20W */ + QUICK_CHARGE_FLASH, /* 20W < Charging Power <= 30W */ + QUICK_CHARGE_TURBE, /* 30W < Charging Power <= 50W */ + QUICK_CHARGE_SUPER, /* Charging Power > 50W */ + QUICK_CHARGE_MAX, +}; + enum power_supply_notifier_events { PSY_EVENT_PROP_CHANGED, };