From nobody Wed Sep 16 16:22:44 2026 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4hlPLY091qz6rjpR for ; Wed, 16 Sep 2026 16:22:45 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "YR2" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4hlPLX68P7z4v2b for ; Wed, 16 Sep 2026 16:22:44 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1789575764; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=wMXBxNeDBcVArt94xcdHonyRqtNVgK4YZcnU0n+MixQ=; b=Ch+z/ZQyZRHfnGdoxZayRmJ6URw0P6nKNOWpzT9LCUWyMyh6bd/Kurh9mgBgzehuqnvjXz 3jEfEwPko5OB2GHVIhIS39SfZpAoJVCZShSdwqLST0yWAW54umz6PQTxcYNYuLvxyCanVH ND8UlHi02W4mDFUG6kJADEGtmLiOv0B8sO4vmoELMNt+YCy1ZOAGNW1hUD7GUFyom7vK3W bpBbwFkaeEmSSy+Q3RC7HO2fsdpg/FhYsOTjUfVKXKrd+Zr1NHW4acIrEo6krGsEgRyuNm HfnjsbQ7pLTg6PsKZ9km1rb/NZQIdfiJ09zRE9huwz9FTCQml5JOJ2rpVEovcw== ARC-Seal: i=1; a=rsa-sha256; d=freebsd.org; s=dkim; cv=none; t=1789575764; b=PG2RbTJNgmXsiz67Mio3BfLCgr+AThJFqnXD0SK18a5B6PfIb3AOtvUybfoGgtykTbHqEP UEOSnEcVn+I+OAEF9bXNbYoB9tng9sYIlNIkRsdF15xeIuY2LRYBYgZJADDy+hiF87orxM VvGwa4laASnVEW3+hoDpqjD44GvZKE6TDMMJrBQfnDb2JgW6YAHPJBZXYFzuLTNwqvRTvQ UOlVV3qUfJjgeyMxfD6OWTPAvi135WRmU4gL4kPtNx+5BguE9B89ZBAMAUMG2pt/lwqsUA c9E8w/E5p7dXZImz0X99lUEjY1uxHlqLBw3AH6PHMqYAGN9Ke0Ehl0YF7ArBOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1789575764; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=wMXBxNeDBcVArt94xcdHonyRqtNVgK4YZcnU0n+MixQ=; b=FHqciqREuQ9MKFwgBv57a1JEa4shy17+tTMCzKCTRbqu18i2CW19sabtrltoZnjEm021il cup6B+WVoO5HNx6ZlaJQ4QbmMMFFgdm16KpZj3+W7wqQHIdylU0D4EiIQRBiwJLOw9WoRy Wg3d0QrGKxPNkqvE3y5SVOVKAtfQLfH5tVZztHZ9xNkb5oxr1laUFCuYu007GFPoviDkH8 cvw51sIm/KWROGe8nsBWwwICXPWDr4YiJx+whAQ/89kOpZ46oAAfP4YmFfBLfX64O/WHtq KUyryBycsO8EdaYJgnA+VX4PUfrqfD6X2MRgAEK61O26Qjw0aEEwwMsofn08yA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4hlPLX5CJlztTN for ; Wed, 16 Sep 2026 16:22:44 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 1d625 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Wed, 16 Sep 2026 16:22:44 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Aymeric Wibo Subject: git: 5f68acc931a4 - main - acpi: Warn if no amdsmu(4) loaded after suspend-to-idle resume List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: obiwac X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 5f68acc931a4814c4ee46124aaa5afff22402f61 Auto-Submitted: auto-generated Date: Wed, 16 Sep 2026 16:22:44 +0000 Message-Id: <6aaac254.1d625.69edd919@gitrepo.freebsd.org> The branch main has been updated by obiwac: URL: https://cgit.FreeBSD.org/src/commit/?id=5f68acc931a4814c4ee46124aaa5afff22402f61 commit 5f68acc931a4814c4ee46124aaa5afff22402f61 Author: Aymeric Wibo AuthorDate: 2026-09-14 18:14:54 +0000 Commit: Aymeric Wibo CommitDate: 2026-09-16 16:21:41 +0000 acpi: Warn if no amdsmu(4) loaded after suspend-to-idle resume If amdsmu(4) is not loaded when entering suspend-to-idle and on an AMD CPU, emit a warning. FreeBSD currently only supports S0ix on AMD CPUs through the SMU. When Intel support is completed, we should check the equivalent for Intel (intelpmc). Reviewed by: olce Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D59672 --- sys/dev/acpica/acpi.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/sys/dev/acpica/acpi.c b/sys/dev/acpica/acpi.c index 7f9e637c25f9..33d4572b1d2e 100644 --- a/sys/dev/acpica/acpi.c +++ b/sys/dev/acpica/acpi.c @@ -3660,6 +3660,36 @@ do_idle(struct acpi_softc *sc, enum acpi_sleep_state *slp_state, } #endif +static void +check_post_suspend_to_idle(device_t dev) +{ + devclass_t dc; +#if defined(__x86_64__) + u_int vendor_id = cpu_vendor_id; +#else + u_int vendor_id = 0; +#endif + + switch (vendor_id) { + case CPU_VENDOR_AMD: + case CPU_VENDOR_HYGON: + dc = devclass_find("amdsmu"); + + if (dc != NULL && devclass_get_count(dc) > 0) + break; + device_printf(dev, + "Resumed from suspend-to-idle on AMD processor but " + "amdsmu(4) is not attached; unable to verify S0i3 entry. " + "It is unlikely the system entered a deep sleep state.\n"); + break; + default: + device_printf(dev, + "Resumed from suspend-to-idle on a processor FreeBSD does " + "not yet support for this. It is unlikely the system " + "entered a deep sleep state.\n"); + } +} + /* * Enter the desired system sleep state. * @@ -3836,6 +3866,9 @@ backout: EVENTHANDLER_INVOKE(power_resume, stype); + if (stype == POWER_STYPE_SUSPEND_TO_IDLE) + check_post_suspend_to_idle(sc->acpi_dev); + /* Allow another sleep request after a while. */ callout_schedule(&acpi_sleep_timer, hz * ACPI_MINIMUM_AWAKETIME);