From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3E9F445C6E0; Fri, 11 Sep 2026 13:08:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789132118; cv=none; b=nLHMU/dD6XYGzJBxwH6mt6REuW7w67QzI5el5x/L33oIlMQRJrk/nIcSjXAjOOxtSnlLj+4kYMcOD8V2yMt+x331uL/XuGMdb7HhO1iEZlK84uWCRVz7Xs1bKIn34/PATJNayXMdL/hEhRH2ebFS2LPM7rzAlfPa3DdvJV1iNyo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789132118; c=relaxed/simple; bh=ciYQaFJkKIqfim4YlrDq13atK7eh0xRvlug06He5h+Q=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=CsDHue6ewajjeZS+WXoXszgJamPdeXdtDmmngSQ6zw99WcYvZEPSl4BBeZgd1DkEdR2Yy/b/tOwToqBsMvjZRcr2J0W5gPM2ezm9rjKGkWPzi5MU8LjsEWCyafpldXN/UgoGu7lUNMWK4dFzy4grEMqvTFGj2KzjJB16Ds5nTGM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=N0Gkf+lb; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="N0Gkf+lb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 14BF71F000FF; Fri, 11 Sep 2026 13:08:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789132116; bh=DEGwy+7VeZYSfKpqOQJDCqOPesHrPeWKIcsZdgC1V1M=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=N0Gkf+lby3elx/LaIzqmFJU0pB7HT0AmulhxZGJ+D8dS/k3C8d9Ptq9ILlYM9f90s gfCX78a8FjH9Admz2WUKnXcqk64sc0gKEdD0wvwl6gi8o0WUuVUXrClms7M4ndutSy /8r59BeYK9K1XrqrYeOg/EbGDQHHKfMQnZflj8uEQ5CPfsHTo4F/aLwJ9v45gpoZzg jCJ1geTd0piYH5n0vsx9wRvoFqnpEssfzPqtvEezsGaDKECVqL63TlQa7vumScIaRJ FeHW2sVEpoWhgIuqDNrBWna3d7WeaQHUDF/6DQHv6wHAU+wyhF267Sz9ZeqjAHgmvA NOzRxe+wvQCYg== From: "Rafael J. Wysocki" To: Linux ACPI Cc: Andy Shevchenko , Daniel Lezcano , Hans de Goede , LKML , Linux PM , Lukasz Luba , Armin Wolf Subject: [PATCH v1 09/10] ACPI: fan: Store ACPI device pointer in struct acpi_fan Date: Fri, 11 Sep 2026 15:06:27 +0200 Message-ID: <8772267.NyiUUSuA9g@rafael.j.wysocki> Organization: Linux Kernel Development - Intel In-Reply-To: <1965933.tdWV9SEqCh@rafael.j.wysocki> References: <1965933.tdWV9SEqCh@rafael.j.wysocki> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="UTF-8" From: "Rafael J. Wysocki" In preparation for subsequent changes, instead of storing a fan ACPI handle in struct acpi_fan, store a pointer to the corresponding struct acpi_device in it. No intentional functional impact. Signed-off-by: Rafael J. Wysocki --- drivers/acpi/fan.h | 2 +- drivers/acpi/fan_core.c | 11 ++++++----- drivers/acpi/fan_hwmon.c | 2 +- 3 files changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/acpi/fan.h b/drivers/acpi/fan.h index e20d6ad9df80..3faa247af514 100644 --- a/drivers/acpi/fan.h +++ b/drivers/acpi/fan.h @@ -52,7 +52,7 @@ struct acpi_fan_fst { }; struct acpi_fan { - acpi_handle handle; + struct acpi_device *adev; bool acpi4; bool has_fst; struct acpi_fan_fif fif; diff --git a/drivers/acpi/fan_core.c b/drivers/acpi/fan_core.c index 29ca97503deb..8b20b8a55c13 100644 --- a/drivers/acpi/fan_core.c +++ b/drivers/acpi/fan_core.c @@ -340,17 +340,18 @@ static int acpi_fan_dsm_init(struct device *dev) }, }; struct acpi_fan *fan = dev_get_drvdata(dev); + acpi_handle fan_handle = fan->adev->handle; union acpi_object *obj; int ret = 0; - if (!acpi_check_dsm(fan->handle, &acpi_fan_microsoft_guid, 0, + if (!acpi_check_dsm(fan_handle, &acpi_fan_microsoft_guid, 0, BIT(ACPI_FAN_DSM_GET_TRIP_POINT_GRANULARITY) | BIT(ACPI_FAN_DSM_SET_TRIP_POINTS))) return 0; dev_info(dev, "Using Microsoft fan extensions\n"); - obj = acpi_evaluate_dsm_typed(fan->handle, &acpi_fan_microsoft_guid, 0, + obj = acpi_evaluate_dsm_typed(fan_handle, &acpi_fan_microsoft_guid, 0, ACPI_FAN_DSM_GET_TRIP_POINT_GRANULARITY, &dummy, ACPI_TYPE_INTEGER); if (!obj) @@ -392,8 +393,8 @@ static int acpi_fan_dsm_set_trip_points(struct device *dev, u64 upper, u64 lower }; union acpi_object *obj; - obj = acpi_evaluate_dsm(fan->handle, &acpi_fan_microsoft_guid, 0, - ACPI_FAN_DSM_SET_TRIP_POINTS, &in); + obj = acpi_evaluate_dsm(fan->adev->handle, &acpi_fan_microsoft_guid, + 0, ACPI_FAN_DSM_SET_TRIP_POINTS, &in); kfree(obj); return 0; @@ -503,7 +504,7 @@ static int acpi_fan_probe(struct platform_device *pdev) return -ENOMEM; } - fan->handle = device->handle; + fan->adev = device; device->driver_data = fan; platform_set_drvdata(pdev, fan); diff --git a/drivers/acpi/fan_hwmon.c b/drivers/acpi/fan_hwmon.c index d3374f8f524b..c5d8419f41c5 100644 --- a/drivers/acpi/fan_hwmon.c +++ b/drivers/acpi/fan_hwmon.c @@ -94,7 +94,7 @@ static int acpi_fan_hwmon_read(struct device *dev, enum hwmon_sensor_types type, struct acpi_fan_fst fst; int ret; - ret = acpi_fan_get_fst(fan->handle, &fst); + ret = acpi_fan_get_fst(fan->adev->handle, &fst); if (ret < 0) return ret; -- 2.51.0