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[34.141.175.244]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b935ac73d2asm55125866b.26.2026.02.26.05.11.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Feb 2026 05:11:44 -0800 (PST) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Thu, 26 Feb 2026 13:11:45 +0000 Subject: [PATCH 11/11] power: supply: max17042: report time to full Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260226-max77759-fg-v1-11-ff0a08a70a9f@linaro.org> References: <20260226-max77759-fg-v1-0-ff0a08a70a9f@linaro.org> In-Reply-To: <20260226-max77759-fg-v1-0-ff0a08a70a9f@linaro.org> To: Hans de Goede , Krzysztof Kozlowski , Marek Szyprowski , Sebastian Krzyszkowiak , Purism Kernel Team , Sebastian Reichel , Rob Herring , Conor Dooley Cc: Peter Griffin , Tudor Ambarus , Juan Yescas , Amit Sunil Dhamne , kernel-team@android.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?q?Andr=C3=A9_Draszik?= X-Mailer: b4 0.14.3 Report the remaining time to full as calculated by the firmware. Similar to time to empty, the reported value is only meaningful when charging, i.e. if it is !=3D U16_MAX. Signed-off-by: Andr=C3=A9 Draszik --- drivers/power/supply/max17042_battery.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply= /max17042_battery.c index 89909b140cf9..cf8602d925a2 100644 --- a/drivers/power/supply/max17042_battery.c +++ b/drivers/power/supply/max17042_battery.c @@ -89,6 +89,7 @@ static enum power_supply_property max17042_battery_props[= ] =3D { POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_SCOPE, POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW, + POWER_SUPPLY_PROP_TIME_TO_FULL_AVG, // these two have to be at the end on the list POWER_SUPPLY_PROP_CURRENT_NOW, POWER_SUPPLY_PROP_CURRENT_AVG, @@ -447,6 +448,23 @@ static int max17042_get_property(struct power_supply *= psy, if (data =3D=3D U16_MAX) return -ENODATA; =20 + val->intval =3D data * 5625 / 1000; + break; + case POWER_SUPPLY_PROP_TIME_TO_FULL_AVG: + if (chip->chip_type !=3D MAXIM_DEVICE_TYPE_MAX17047 && + chip->chip_type !=3D MAXIM_DEVICE_TYPE_MAX17050 && + chip->chip_type !=3D MAXIM_DEVICE_TYPE_MAX17055 && + chip->chip_type !=3D MAXIM_DEVICE_TYPE_MAX77759) + return -EINVAL; + + ret =3D regmap_read(map, MAX17055_TTF, &data); + if (ret < 0) + return ret; + + /* when discharging, the value is not meaningful */ + if (data =3D=3D U16_MAX) + return -ENODATA; + val->intval =3D data * 5625 / 1000; break; default: --=20 2.53.0.414.gf7e9f6c205-goog