From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leonid Maksymchuk Subject: [PATCH v2 3/3] platform/x86: asus_wmi: Set default fan boost mode to normal Date: Mon, 4 Nov 2019 23:39:07 +0200 Message-ID: <20191104213907.18413-1-leonmaxx@gmail.com> References: <20191104213417.18036-1-leonmaxx@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20191104213417.18036-1-leonmaxx@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: platform-driver-x86@vger.kernel.org, acpi4asus-user@lists.sourceforge.net, chiu@endlessm.com, yurii.pavlovskyi@gmail.com, kristian@klausen.dk, andy@infradead.org, dvhart@infradead.org, corentin.chary@gmail.com, Leonid Maksymchuk List-Id: platform-driver-x86.vger.kernel.org Set default fan boost mode to normal for multiple reasons: 1) existing code assumes that laptop started in normal mode and that is not always correct. 2) FX705DY/FX505DY starts in silent mode and under heavy CPU load it overheats and drops CPU frequency to 399MHz [1]. Setting fan mode to normal avoids overheating. [1] Link: https://bugzilla.kernel.org/show_bug.cgi?id=203733 Signed-off-by: Leonid Maksymchuk --- drivers/platform/x86/asus-wmi.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index f4e5840..70c5fbb 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -1674,6 +1674,18 @@ static int fan_boost_mode_write(struct asus_wmi *asus) return 0; } +static int fan_boost_mode_set_default(struct asus_wmi *asus) +{ + int result = 0; + + if (asus->fan_boost_mode_available) { + asus->fan_boost_mode = ASUS_FAN_BOOST_MODE_NORMAL; + result = fan_boost_mode_write(asus); + } + + return result; +} + static int fan_boost_mode_switch_next(struct asus_wmi *asus) { u8 mask = asus->fan_boost_mode_mask; @@ -2450,6 +2462,7 @@ static int asus_wmi_add(struct platform_device *pdev) err = fan_boost_mode_check_present(asus); if (err) goto fail_fan_boost_mode; + fan_boost_mode_set_default(asus); err = asus_wmi_sysfs_init(asus->platform_device); if (err) -- 1.8.3.1