From patchwork Tue Apr 1 22:35:46 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Cavitt, Jonathan" X-Patchwork-Id: 14035390 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 33454C3601B for ; Tue, 1 Apr 2025 22:35:59 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6A25210E0AC; Tue, 1 Apr 2025 22:35:51 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="mQyczNhZ"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1E15810E0AC; Tue, 1 Apr 2025 22:35:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1743546950; x=1775082950; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=lWor+6pVWB0+BXew89U5BFaL9UK9ZSTnVj+addDNfaw=; b=mQyczNhZl0cm5e9ctnqCpBG3Z6E9jZ5jhU5fPPVpNdCJppMhMX/Q5kfW OKt8spV5BSR8qLtDwSYmsy0nCT91YwbdowYx+68rG5IOtYAjdS42vX52j 38lKDIQRZ6nAdNyFZ/B50s5BTARdwUL9H0Y3V2WEbJWJoQIw2hdjQ+Tgi dodrSULV7Ff8Y7AQji9zwXjWQTW+Crb8JT7NTYuORgIgUAukxzwu6t/Xx PxBFC97MkXkzcEWCExsuMWm3xJPfqj+DrK4nxxfdKq27mu+EE8KSbsSnD sp7nJ+vtNm3p3OtnJc5VAgmdPOG2bICAlMNmAVJligpV+cwdxUYh6Weoj w==; X-CSE-ConnectionGUID: rc//pOtbQpGW450hPmJJjg== X-CSE-MsgGUID: cQpJWna2SoSXW9qdDUXlmw== X-IronPort-AV: E=McAfee;i="6700,10204,11391"; a="44777460" X-IronPort-AV: E=Sophos;i="6.14,294,1736841600"; d="scan'208";a="44777460" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Apr 2025 15:35:50 -0700 X-CSE-ConnectionGUID: /A5H9YcGQnGg/UF2opqokA== X-CSE-MsgGUID: k91rZMSjQPmCLKnKZ/lvmw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,294,1736841600"; d="scan'208";a="149695991" Received: from dut4066lnl.fm.intel.com ([10.105.8.54]) by fmviesa002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Apr 2025 15:35:49 -0700 From: Jonathan Cavitt To: igt-dev@lists.freedesktop.org Cc: saurabhg.gupta@intel.com, alex.zuo@intel.com, jonathan.cavitt@intel.com, joonas.lahtinen@linux.intel.com, matthew.brost@intel.com, jianxun.zhang@intel.com, shuicheng.lin@intel.com, dri-devel@lists.freedesktop.org, stuart.summers@intel.com, ivan.briano@intel.com Subject: [PATCH v2 1/4] drm-uapi/xe: Declare xe_vm_get_property_ioctl Date: Tue, 1 Apr 2025 22:35:46 +0000 Message-ID: <20250401223549.101028-2-jonathan.cavitt@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250401223549.101028-1-jonathan.cavitt@intel.com> References: <20250401223549.101028-1-jonathan.cavitt@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Align with 20250401222657.78545-1-jonathan.cavitt@intel.com Add initial declarations for the xe_vm_get_property_ioctl call, including necessary structures and IOCTL macros. v2: - Remove engine class and instance (Ivan) Signed-off-by: Jonathan Cavitt Cc: Ivan Briano --- include/drm-uapi/xe_drm.h | 74 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) diff --git a/include/drm-uapi/xe_drm.h b/include/drm-uapi/xe_drm.h index 154f947ef0..5c07713d52 100644 --- a/include/drm-uapi/xe_drm.h +++ b/include/drm-uapi/xe_drm.h @@ -81,6 +81,7 @@ extern "C" { * - &DRM_IOCTL_XE_EXEC * - &DRM_IOCTL_XE_WAIT_USER_FENCE * - &DRM_IOCTL_XE_OBSERVATION + * - &DRM_IOCTL_XE_VM_GET_PROPERTY */ /* @@ -102,6 +103,7 @@ extern "C" { #define DRM_XE_EXEC 0x09 #define DRM_XE_WAIT_USER_FENCE 0x0a #define DRM_XE_OBSERVATION 0x0b +#define DRM_XE_VM_GET_PROPERTY 0x0c /* Must be kept compact -- no holes */ @@ -117,6 +119,7 @@ extern "C" { #define DRM_IOCTL_XE_EXEC DRM_IOW(DRM_COMMAND_BASE + DRM_XE_EXEC, struct drm_xe_exec) #define DRM_IOCTL_XE_WAIT_USER_FENCE DRM_IOWR(DRM_COMMAND_BASE + DRM_XE_WAIT_USER_FENCE, struct drm_xe_wait_user_fence) #define DRM_IOCTL_XE_OBSERVATION DRM_IOW(DRM_COMMAND_BASE + DRM_XE_OBSERVATION, struct drm_xe_observation_param) +#define DRM_IOCTL_XE_VM_GET_PROPERTY DRM_IOWR(DRM_COMMAND_BASE + DRM_XE_VM_GET_PROPERTY, struct drm_xe_vm_get_property) /** * DOC: Xe IOCTL Extensions @@ -1166,6 +1169,77 @@ struct drm_xe_vm_bind { __u64 reserved[2]; }; +/** struct xe_vm_fault - Describes faults for %DRM_XE_VM_GET_PROPERTY_FAULTS */ +struct xe_vm_fault { + /** @address: Address of the fault */ + __u64 address; + /** @address_precision: Precision of faulted address */ + __u32 address_precision; + /** @access_type: Type of address access that resulted in fault */ + __u8 access_type; + /** @fault_type: Type of fault reported */ + __u8 fault_type; + /** @fault_level: fault level of the fault */ + __u8 fault_level; + /** @pad: MBZ */ + __u8 pad; + /** @reserved: MBZ */ + __u64 reserved[4]; +}; + +/** + * struct drm_xe_vm_get_property - Input of &DRM_IOCTL_XE_VM_GET_PROPERTY + * + * The user provides a VM and a property to query among DRM_XE_VM_GET_PROPERTY_*, + * and sets the values in the vm_id and property members, respectively. This + * determines both the VM to get the property of, as well as the property to + * report. + * + * If size is set to 0, the driver fills it with the required size for the + * requested property. The user is expected here to allocate memory for the + * property structure and to provide a pointer to the allocated memory using the + * data member. For some properties, this may be zero, in which case, the + * value of the property will be saved to the value member and size will remain + * zero on return. + * + * If size is not zero, then the IOCTL will attempt to copy the requested + * property into the data member. + * + * The IOCTL will return -ENOENT if the VM could not be identified from the + * provided VM ID, or -EINVAL if the IOCTL fails for any other reason, such as + * providing an invalid size for the given property or if the property data + * could not be copied to the memory allocated to the data member. + * + * The property member can be: + * - %DRM_XE_VM_GET_PROPERTY_FAULTS + */ +struct drm_xe_vm_get_property { + /** @extensions: Pointer to the first extension struct, if any */ + __u64 extensions; + + /** @vm_id: The ID of the VM to query the properties of */ + __u32 vm_id; + +#define DRM_XE_VM_GET_PROPERTY_FAULTS 0 + /** @property: property to get */ + __u32 property; + + /** @size: Size to allocate for @data */ + __u32 size; + + /** @pad: MBZ */ + __u32 pad; + + union { + /** @data: Pointer to user-defined array of flexible size and type */ + __u64 data; + /** @value: Return value for scalar queries */ + __u64 value; + }; + + /** @reserved: MBZ */ + __u64 reserved[3]; +}; /** * struct drm_xe_exec_queue_create - Input of &DRM_IOCTL_XE_EXEC_QUEUE_CREATE *