From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 00444325714 for ; Sat, 28 Feb 2026 17:59:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772301568; cv=none; b=RJ3AFpJmejtN36WFrbdyfk1oGswzk3lYPrfAI7PMzbMwQJQ5GbDfOAVwxzG/6z/1p+2/Txgg2hw9DYb04iXXlWcZ17e98dMaSLEb1CBxcu9lvSYgLQjrSzIoTALGm7WkiOOflCfzFM5tQNiC81zfxCuroQM+Xah0ai/Jx8GyEHU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772301568; c=relaxed/simple; bh=kjYl48MKzqGpME0ktYz7rGI9bYGvuvntwezuXTvt6mA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=a89tIUBZs7FmUhVBxGuFXtPTDpeGLntRVVUf+fU42YZwAWDxg1ZKnnRoEYNPbwrV24Zf2OGXK9YHPFsK383HuUzCzaLWv0Dv7hQX0jgJKHdUNvAOjCYhU9bnrKl6NPPvWNEb71nN0IpPaDrPMfGw/nb0NrlPBit0d4W0nZyiOOk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=guSQhQa9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="guSQhQa9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F7CAC116D0; Sat, 28 Feb 2026 17:59:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772301567; bh=kjYl48MKzqGpME0ktYz7rGI9bYGvuvntwezuXTvt6mA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=guSQhQa9mZmCl+rdWMiaKNV3BDQm7vLpdsa3BrOLIn/Um7X+F3OjW+r9QlMdbnWif qFqjQxfXJbFxsmi7BbYpr9IGytH+0ez5NXyIKD5FXv0QiLJ/UysCp321R6XLxfkaAi nWfZiGS8Ui4mo1I0G8ZCB1m6NnW7a/6Vjkr1wcPIltLrtrmbWBa8WNyknGrEXUo27H dhmHWWPi6lQgun8LLOUGGrHnYmnoYi4Ejp8eFEnHTF9ExDmKdlvE6/g89leulKq1Fl 2JnqhMXE2y2m4I6OIa4gnlszNSj3mscz/22c1JTtvvtCHwxnxNwVjEbtTNudPP5PE/ RwXt59zG29UdQ== From: Sasha Levin To: patches@lists.linux.dev Cc: Sasha Levin , Athul Krishna Subject: [PATCH 6.18 751/752] Revert "ACPI: processor: Update cpuidle driver check in __acpi_processor_start()" Date: Sat, 28 Feb 2026 12:47:42 -0500 Message-ID: <20260228174750.1542406-751-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228174750.1542406-1-sashal@kernel.org> References: <20260228174750.1542406-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit This reverts commit 0089ce1c056aee547115bdc25c223f8f88c08498 which is upstream commit 6cfed39c2ce64ac024bbde458a9727105e0b8c66. This commit is causing a suspend regression on systems such as the Asus Zephyrus G14 (GA402RJ) with Ryzen 7 6700H: when suspending, the display turns off but the device fails to fully power down. This is not seen with v7.0-rc1 which indicates that there are changes missing. Therefore, revert this change. Link: https://lore.kernel.org/all/lA7Dz_m7_nCF8KkRyEOcSCLg799Mm9_DN2r9hx7ISjw32OoKiB1r_YjGHIFX8vgqxpOkVJ8d_yHb-VsGAvIWC942D4-zdWxAIP4_k6ZIQi8=@protonmail.com/ Fixes: 0089ce1c056a ("ACPI: processor: Update cpuidle driver check in __acpi_processor_start()") Reported-by: Athul Krishna Signed-off-by: Sasha Levin --- drivers/acpi/processor_driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 7644de24d2faa..65e779be64ffc 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -166,7 +166,7 @@ static int __acpi_processor_start(struct acpi_device *device) if (result && !IS_ENABLED(CONFIG_ACPI_CPU_FREQ_PSS)) dev_dbg(&device->dev, "CPPC data invalid or not present\n"); - if (cpuidle_get_driver() == &acpi_idle_driver) + if (!cpuidle_get_driver() || cpuidle_get_driver() == &acpi_idle_driver) acpi_processor_power_init(pr); acpi_pss_perf_init(pr); -- 2.51.0