From patchwork Thu May 29 11:16:43 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nilawar, Badal" X-Patchwork-Id: 893681 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 1312C207A0B; Thu, 29 May 2025 11:14:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748517287; cv=none; b=n5TAbO0jjDFfEcVdsmuSGRxd1BvaWiOC5pLgBYJ1Jc+GuTdmbbesl5+eRQTNhkxTv0QIfSxjBf7ZIWeHLWH8nEie3p3v9TdlzzCZVkUb78Yvq81fOMhtzlAa1ra6sjmUhM3R/5quoP+nliFDO0D82pXTGSC3Ad2WXvZGS6zmUz4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748517287; c=relaxed/simple; bh=m9cw6xNYlfVUW5fGzoPuQKjTw1qi9nFw9HPmQqmdH0U=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=S94mVcrkvLwRvECGN98b02J2wdBkiHtwt/IXXWIJjrH1gZnKiwrAbc4PfhoIe1VSyv8rO5SfuOp2zWLvSotWyNQK5vqKZjebfNY+Ad5UKFWHj75fBi0ZMv8GUcMDt9Xt4y5HQB4qPQHU1soDPN1cSRMJaiP4/X4tjoOnLO4tTZw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=m6d4Jq0M; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="m6d4Jq0M" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1748517286; x=1780053286; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=m9cw6xNYlfVUW5fGzoPuQKjTw1qi9nFw9HPmQqmdH0U=; b=m6d4Jq0Myg5QrH7kpytdB547zzYkShYm7fW5qehIWWWXAfPHXPapIG98 1yBI7csA8PN3Nz5VObxgRjed8bBg5TuBbE/OkfQrx0i6C6PCXytHKGKMu WZ7hFzbQnXiki2f2JKhExrbiqoSJdVRzH1+P+VeHxrxSSIkvUiAeCwLMe JF45vISbUxf2/CJDO76+vlwNcEMya2mkGG1ULdOXP4Ga+gK/NTXdrUA3V pmRXzQ7CEnr7a8OmzENnwYgLWEH6aCUO2ruv16LSOuxG+Cic4meX5UxpI cIRYhOP2TJmII+NrIkagxnA+aBbIoDUV8oGk5d0O+fv8vPtI8KwATzOZh Q==; X-CSE-ConnectionGUID: 6PQMAYpvSDu9wcKidWkVdQ== X-CSE-MsgGUID: WlNfqsmxQkeupxaSclhdpA== X-IronPort-AV: E=McAfee;i="6700,10204,11447"; a="68123086" X-IronPort-AV: E=Sophos;i="6.15,192,1739865600"; d="scan'208";a="68123086" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2025 04:14:45 -0700 X-CSE-ConnectionGUID: vDOsLtxwTs6/Pbg/56o+Rw== X-CSE-MsgGUID: q4Kiwg8dTcyc+AInkJMsyQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,192,1739865600"; d="scan'208";a="143510364" Received: from unknown (HELO bnilawar-desk2.iind.intel.com) ([10.190.239.41]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2025 04:14:42 -0700 From: Badal Nilawar To: intel-xe@lists.freedesktop.org, linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org Cc: anshuman.gupta@intel.com, rafael@kernel.org, lenb@kernel.org, bhelgaas@google.com, ilpo.jarvinen@linux.intel.com, lucas.demarchi@intel.com, rodrigo.vivi@intel.com, varun.gupta@intel.com, ville.syrjala@linux.intel.com, uma.shankar@intel.com Subject: [PATCH v4 00/11] VRAM Self Refresh Date: Thu, 29 May 2025 16:46:43 +0530 Message-Id: <20250529111654.3140766-1-badal.nilawar@intel.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Changes in v4: - Resolved build warnings Changes in v3: PCIe ACPI Patches: - dropped the notifier block code and added patch to allow only one Aux power limit request per root port (Rafael J. Wysocki) - Addressed Review comments (Rafael J. Wysocki, Bjorn Helgaas) Xe Pacthes: - Addressed Review comments (Bjorn Helgaas) Anshuman Gupta (6): PCI/ACPI: Add D3cold Aux Power Limit_DSM method PCI/ACPI: Add PERST# Assertion Delay _DSM method drm/xe/vrsr: Detect VRSR Capability drm/xe/vrsr: Refactor d3cold.allowed to a enum drm/xe/pm: D3Cold target state drm/xe/vrsr: Enable VRSR Badal Nilawar (5): PCI/ACPI: Per root port allow one Aux power limit request drm/xe/vrsr: Introduce flag has_vrsr drm/xe/vrsr: Initialize VRSR feature drm/xe/vrsr: Enable VRSR on default VGA boot device drm/xe/vrsr: Introduce a debugfs node named vrsr_capable drivers/acpi/scan.c | 1 + drivers/gpu/drm/xe/display/xe_display.c | 28 +++- drivers/gpu/drm/xe/display/xe_display.h | 2 + drivers/gpu/drm/xe/regs/xe_regs.h | 3 + drivers/gpu/drm/xe/xe_debugfs.c | 20 +++ drivers/gpu/drm/xe/xe_device_types.h | 12 +- drivers/gpu/drm/xe/xe_pci.c | 13 +- drivers/gpu/drm/xe/xe_pcode_api.h | 7 + drivers/gpu/drm/xe/xe_pm.c | 206 +++++++++++++++++++++--- drivers/gpu/drm/xe/xe_pm.h | 9 +- drivers/pci/pci-acpi.c | 167 +++++++++++++++++++ include/acpi/acpi_bus.h | 2 + include/linux/pci-acpi.h | 16 +- 13 files changed, 456 insertions(+), 30 deletions(-)