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X-CSE-ConnectionGUID: C2pbb/3NQ4GvY2GzHH46oA== X-CSE-MsgGUID: 4y2dwuOLTMS4VYHRo3zBgw== X-IronPort-AV: E=McAfee;i="6800,10657,11820"; a="82634319" X-IronPort-AV: E=Sophos;i="6.24,210,1774335600"; d="scan'208";a="82634319" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2026 11:19:02 -0700 X-CSE-ConnectionGUID: 7Nw09eSgSxmNXywirnbl0g== X-CSE-MsgGUID: 1SpVcH51QiW3lOGx5ypT9A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,210,1774335600"; d="scan'208";a="243968456" Received: from osgc-sh-dragon.sh.intel.com ([10.239.81.44]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2026 11:18:58 -0700 From: Jonathan Cavitt To: dri-devel@lists.freedesktop.org Cc: saurabhg.gupta@intel.com, alex.zuo@intel.com, jonathan.cavitt@intel.com, mripard@kernel.org, airlied@gmail.com, simona@ffwll.ch, linux-kernel@vger.kernel.org, intel-xe@lists.freedesktop.org, Rodrigo.vivi@intel.com, matthew.brost@intel.com, maarten.lankhorst@linux.intel.com, thomas.hellstrom@linux.intel.com, tzimmermann@suse.de Subject: [PATCH v3 2/2] drm/xe/vm: Add srcid to xe_vm_get_property_ioctl fault report Date: Thu, 18 Jun 2026 02:18:48 +0800 Message-ID: <20260617181849.769247-3-jonathan.cavitt@intel.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260617181849.769247-1-jonathan.cavitt@intel.com> References: <20260617181849.769247-1-jonathan.cavitt@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add the SRCID of the faulting hardware unit to the return of the xe_vm_get_property_ioctl fault report. v2: - Readd pad check, as the pad in the ioctl struct was not changed (jcavitt) Signed-off-by: Jonathan Cavitt Cc: Matthew Brost Cc: Thomas Hellström Cc: Rodrigo Vivi Cc: David Airlie Cc: Simona Vetter Cc: Maarten Lankhorst Cc: Maxime Ripard Cc: Thomas Zimmermann --- drivers/gpu/drm/xe/xe_vm.c | 8 ++++++++ drivers/gpu/drm/xe/xe_vm_types.h | 2 ++ include/uapi/drm/xe_drm.h | 4 ++-- 3 files changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index 080c2fff0e95..7e084c05f10e 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -636,6 +636,7 @@ void xe_vm_add_fault_entry_pf(struct xe_vm *vm, struct xe_pagefault *pf) pf->consumer.fault_type_level); e->fault_level = FIELD_GET(XE_PAGEFAULT_LEVEL_MASK, pf->consumer.fault_type_level); + e->srcid = pf->consumer.srcid; list_add_tail(&e->list, &vm->faults.list); vm->faults.len++; @@ -4108,6 +4109,11 @@ static u8 xe_to_user_fault_level(u8 fault_level) return fault_level; } +static u8 xe_to_user_srcid(u8 srcid) +{ + return srcid; +} + static int fill_faults(struct xe_vm *vm, struct drm_xe_vm_get_property *args) { @@ -4135,6 +4141,8 @@ static int fill_faults(struct xe_vm *vm, fault_entry.fault_type = xe_to_user_fault_type(entry->fault_type); fault_entry.fault_level = xe_to_user_fault_level(entry->fault_level); + fault_entry.srcid = xe_to_user_srcid(entry->srcid); + memcpy(&fault_list[i], &fault_entry, entry_size); i++; diff --git a/drivers/gpu/drm/xe/xe_vm_types.h b/drivers/gpu/drm/xe/xe_vm_types.h index 635ed29b9a69..e8aea75341cc 100644 --- a/drivers/gpu/drm/xe/xe_vm_types.h +++ b/drivers/gpu/drm/xe/xe_vm_types.h @@ -196,6 +196,7 @@ struct xe_device; * @access_type: type of address access that resulted in fault * @fault_type: type of fault reported * @fault_level: fault level of the fault + * @srcid: ID of the faulting hardware unit */ struct xe_vm_fault_entry { struct list_head list; @@ -204,6 +205,7 @@ struct xe_vm_fault_entry { u8 access_type; u8 fault_type; u8 fault_level; + u8 srcid; }; struct xe_vm { diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h index 48e9f1fdb78d..2b45b691a032 100644 --- a/include/uapi/drm/xe_drm.h +++ b/include/uapi/drm/xe_drm.h @@ -1294,8 +1294,8 @@ struct xe_vm_fault { #define FAULT_LEVEL_PML4 3 #define FAULT_LEVEL_PML5 4 __u8 fault_level; - /** @pad: MBZ */ - __u8 pad; + /** @srcid: ID of the faulting hardware unit */ + __u8 srcid; /** @reserved: MBZ */ __u64 reserved[4]; }; -- 2.53.0