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Thu, 29 Oct 2026 02:01:04 -0700 (PDT) Received: from at-Standard-PC-Q35-ICH9-2009 ([27.60.20.232]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-36a23641e78sm16497937eec.0.2026.10.29.02.00.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Oct 2026 02:01:03 -0700 (PDT) From: Atharva Tiwari To: Cc: Atharva Tiwari , Bjorn Helgaas , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , "Rafael J. Wysocki" , Len Brown , Linus Walleij , Bartosz Golaszewski , Sven Peter , Janne Grunau , Neal Gompa , Guenter Roeck , Jonathan Cameron , David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , Lee Jones , Pavel Machek , Griffin Kroah-Hartman , Hans de Goede , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , Sebastian Reichel , Alexandre Belloni , Wim Van Sebroeck , Jarkko Sakkinen , Mimi Zohar , Roberto Sassu , Dmitry Kasatkin , Eric Snowberg , Paul Moore , James Morris , "Serge E. Hallyn" , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, linux-gpio@vger.kernel.org, asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-hwmon@vger.kernel.org, linux-iio@vger.kernel.org, linux-leds@vger.kernel.org, mfd@lists.linux.dev, platform-driver-x86@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-integrity@vger.kernel.org, keyrings@vger.kernel.org, linux-security-module@vger.kernel.org Subject: [RFC PATCH 11/14] acpi: disable battery and adapter for x86 apple machines Date: Thu, 29 Oct 2026 04:52:08 -0400 Message-ID: <20261029085504.3547-12-atharvatiwarilinuxdev@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20261029085504.3547-1-atharvatiwarilinuxdev@gmail.com> References: <20261029085504.3547-1-atharvatiwarilinuxdev@gmail.com> X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit When macsmc-power is enabled on an Intel Mac, skip acpi-sbs and the ACPI battery and adapter drivers, since macsmc-power now provides them. This avoids duplicate devices. Signed-off-by: Atharva Tiwari --- drivers/acpi/sbs.c | 17 +++++++++-------- drivers/acpi/x86/utils.c | 4 ++++ 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index f10bbf13c..b12f2acc0 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -634,6 +634,9 @@ static int acpi_sbs_probe(struct platform_device *pdev) int result = 0; int id; + if (IS_ENABLED(CONFIG_MACSMC_POWER) && x86_apple_machine) + return -ENODEV; + device = ACPI_COMPANION(&pdev->dev); if (!device) return -ENODEV; @@ -655,14 +658,12 @@ static int acpi_sbs_probe(struct platform_device *pdev) result = 0; - if (!x86_apple_machine) { - result = acpi_manager_get_info(sbs); - if (!result) { - sbs->manager_present = 1; - for (id = 0; id < MAX_SBS_BAT; ++id) - if ((sbs->batteries_supported & (1 << id))) - acpi_battery_add(sbs, id); - } + result = acpi_manager_get_info(sbs); + if (!result) { + sbs->manager_present = 1; + for (id = 0; id < MAX_SBS_BAT; ++id) + if ((sbs->batteries_supported & (1 << id))) + acpi_battery_add(sbs, id); } if (!sbs->manager_present) diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index 418951639..9f3b9b7d9 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include "../internal.h" @@ -608,6 +609,9 @@ bool acpi_quirk_skip_acpi_ac_and_battery(void) long quirks = 0; int i; + if (IS_ENABLED(CONFIG_MACSMC_POWER) && x86_apple_machine) + return true; + dmi_id = dmi_first_match(acpi_quirk_skip_dmi_ids); if (dmi_id) quirks = (unsigned long)dmi_id->driver_data; -- 2.55.0