From nobody Sun Feb 8 15:57:59 2026 Received: from relay10.grserver.gr (relay10.grserver.gr [37.27.248.198]) (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 B5C11325490; Fri, 24 Oct 2025 15:22:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=37.27.248.198 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761319330; cv=none; b=u+4ItG8PCQvhR6iWm4UfFhN3Op+Rkf2WICIE9TNoHSMOYb/ICGVRz2fBeqITUqXZPIHItgeNjPpuVkddQKq1+v2IJFkNwWXr246MayFy0SwKZfG9JDy/VqLl2oW+bmM0IqoWb8isCN4Vkl+moaGwGkRh/TZuq1b4/LoRx8GfFZw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761319330; c=relaxed/simple; bh=2TdACTndFvL6+kmkl3YLG90I0fJ7jKitHIvdS6iaiXY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=D0nhfo0gBVNftNNkun5LZxMj7XOFkIFqiCfuAG6qZwkKy6YGy94FVVmNMFchQHuKbmM3UTjOCWrdgX/jkM3NatZtrRTD4s6uimw6mKGqPF2x2ocY6yLHOH3kMdnX8SA79nqIKMOz2fssS/KipUmdsfaTyDUYezIbM0p7CvwpHTw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=antheas.dev; spf=pass smtp.mailfrom=antheas.dev; dkim=temperror (0-bit key) header.d=antheas.dev header.i=@antheas.dev header.b=XDDcaUw0; arc=none smtp.client-ip=37.27.248.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=antheas.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=antheas.dev Authentication-Results: smtp.subspace.kernel.org; dkim=temperror (0-bit key) header.d=antheas.dev header.i=@antheas.dev header.b="XDDcaUw0" Received: from relay10 (localhost.localdomain [127.0.0.1]) by relay10.grserver.gr (Proxmox) with ESMTP id D0AF046309; Fri, 24 Oct 2025 18:21:58 +0300 (EEST) Received: from linux3247.grserver.gr (linux3247.grserver.gr [213.158.90.240]) (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) (No client certificate requested) by relay10.grserver.gr (Proxmox) with ESMTPS id 0B2BF4630C; Fri, 24 Oct 2025 18:21:58 +0300 (EEST) Received: from antheas-z13 (unknown [IPv6:2a05:f6c2:511b:0:8d8a:5967:d692:ea4e]) by linux3247.grserver.gr (Postfix) with ESMTPSA id 1C73F1FF3B7; Fri, 24 Oct 2025 18:21:57 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=antheas.dev; s=default; t=1761319317; bh=spsglYgimcjKwr6ZwOdpCum8Zdo4KCEeTND/G6yrqnM=; h=From:To:Subject; b=XDDcaUw0K6REBNmirYfF4dAK3CUohzCLdCrJBgWBS/udhsmWE8Xnj3RzNdksgZyVm wSgXcCYm2fjBlkW92DTl50ML5iAR9c+BPbQYF20OZaLxYU2FyK3b3Zx3fG6M086Eok JzrykDp/yg+6gUeTvHfkDQCW1OzTce0fJdECRTpCoXc709/XEp1t9/nwIqjSkMquhZ O6gE2D0WWCNdYbGyqkBadjdNb0aO9G0KJe3A0UZWvczuBKV9cA4cZ/gXONoWt0kP3A xPFVL0MsTInBSfwoaBL/1v+zkhvY9GHsKN/yXPh80LZF0lnTzDFnveeO5r3tpaUafv bSTa/gRivq1Qw== Authentication-Results: linux3247.grserver.gr; spf=pass (sender IP is 2a05:f6c2:511b:0:8d8a:5967:d692:ea4e) smtp.mailfrom=lkml@antheas.dev smtp.helo=antheas-z13 Received-SPF: pass (linux3247.grserver.gr: connection is authenticated) From: Antheas Kapenekakis To: Alex Deucher , Shyam Sundar S K , Mario Limonciello , Perry Yuan Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, Antheas Kapenekakis Subject: [PATCH v1 3/3] drm/amdgpu: only send the SMU RLC notification on S3 Date: Fri, 24 Oct 2025 17:21:52 +0200 Message-ID: <20251024152152.3981721-4-lkml@antheas.dev> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251024152152.3981721-1-lkml@antheas.dev> References: <20251024152152.3981721-1-lkml@antheas.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-PPP-Message-ID: <176131931758.2356119.11738767784012382444@linux3247.grserver.gr> X-PPP-Vhost: antheas.dev X-Virus-Scanned: clamav-milter 1.4.3 at linux3247.grserver.gr X-Virus-Status: Clean Content-Type: text/plain; charset="utf-8" From: Alex Deucher For S0ix, the RLC is not powered down. Rework the Van Gogh logic to skip powering it down and skip part of post-init. Fixes: 8c4e9105b2a8 ("drm/amdgpu: optimize RLC powerdown notification on Va= ngogh") Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4659 Signed-off-by: Alex Deucher Tested-by: Antheas Kapenekakis Signed-off-by: Antheas Kapenekakis --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 8 +++++--- drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 6 ++++++ drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c | 3 +++ 3 files changed, 14 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/a= md/amdgpu/amdgpu_device.c index 3d032c4e2dce..220b12d59795 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -5243,9 +5243,11 @@ int amdgpu_device_suspend(struct drm_device *dev, bo= ol notify_clients) if (amdgpu_sriov_vf(adev)) amdgpu_virt_release_full_gpu(adev, false); =20 - r =3D amdgpu_dpm_notify_rlc_state(adev, false); - if (r) - return r; + if (!adev->in_s0ix) { + r =3D amdgpu_dpm_notify_rlc_state(adev, false); + if (r) + return r; + } =20 return 0; } diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/am= d/pm/swsmu/amdgpu_smu.c index fb8086859857..244b8c364d45 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -2040,6 +2040,12 @@ static int smu_disable_dpms(struct smu_context *smu) smu->is_apu && (amdgpu_in_reset(adev) || adev->in_s0ix)) return 0; =20 + /* vangogh s0ix */ + if ((amdgpu_ip_version(adev, MP1_HWIP, 0) =3D=3D IP_VERSION(11, 5, 0) || + amdgpu_ip_version(adev, MP1_HWIP, 0) =3D=3D IP_VERSION(11, 5, 2)) && + adev->in_s0ix) + return 0; + /* * For gpu reset, runpm and hibernation through BACO, * BACO feature has to be kept enabled. diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu= /drm/amd/pm/swsmu/smu11/vangogh_ppt.c index 2c9869feba61..0708d0f0938b 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c @@ -2217,6 +2217,9 @@ static int vangogh_post_smu_init(struct smu_context *= smu) uint32_t total_cu =3D adev->gfx.config.max_cu_per_sh * adev->gfx.config.max_sh_per_se * adev->gfx.config.max_shader_engines; =20 + if (adev->in_s0ix) + return 0; + /* allow message will be sent after enable message on Vangogh*/ if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_DPM_GFXCLK_BIT) && (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG)) { --=20 2.51.0