Merge tag 'drm-xe-next-2025-12-19' of https://gitlab.freedesktop.org/drm/xe/kernel into drm-next

[airlied: fix guc submit double definition]
UAPI Changes:
- Multi-Queue support (Niranjana)
- Add DRM_XE_EXEC_QUEUE_SET_HANG_REPLAY_STATE (Brost)
- Add NO_COMPRESSION BO flag and query capability (Sanjay)
- Add gt_id to struct drm_xe_oa_unit (Ashutosh)
- Expose MERT OA unit (Ashutosh)
- Sysfs Survivability refactor (Riana)

Cross-subsystem Changes:
- VFIO: Add device specific vfio_pci driver variant for Intel graphics (Winiarski)

Driver Changes:
- MAINTAINERS update (Lucas -> Matt)
- Add helper to query compression enable status (Xin)
- Xe_VM fixes and updates (Shuicheng, Himal)
- Documentation fixes (Winiarski, Swaraj, Niranjana)
- Kunit fix (Roper)
- Fix potential leaks, uaf, null derref, and oversized
  allocations (Shuicheng, Sanjay, Mika, Tapani)
- Other minor fixes like kbuild duplication and sysfs_emit (Shuicheng, Madhur)
- Handle msix vector0 interrupt (Venkata)
- Scope-based forcewake and runtime PM (Roper, Raag)
- GuC/HuC related fixes and refactors (Lucas, Zhanjun, Brost, Julia, Wajdeczko)
- Fix conversion from clock ticks to milliseconds (Harish)
- SRIOV PF PF: Add support for MERT (Lukasz)
- Enable SR-IOV VF migration and other SRIOV updates (Winiarski,
  Satya, Brost, Wajdeczko, Piotr, Tomasz, Daniele)
- Optimize runtime suspend/resume and other PM improvements (Raag)
- Some W/a additions and updates (Bala, Harish, Roper)
- Use for_each_tlb_inval() to calculate invalidation fences (Roper)
- Fix VFIO link error (Arnd)
- Fix ix drm_gpusvm_init() arguments (Arnd)
- Other OA refactor (Ashutosh)
- Refactor PAT and expose debugfs (Xin)
- Enable Indirect Ring State for xe3p_xpc (Niranjana)
- MEI interrupt fix (Junxiao)
- Add stats for mode switching on hw_engine_group (Francois)
- DMA-Buf related changes (Thomas)
- Multi Queue feature support (Niranjana)
- Enable I2C controller for Crescent Island (Raag)
- Enable NVM for Crescent Island (Sasha)
- Increase TDF timeout (Jagmeet)
- Restore engine registers before restarting schedulers after GT reset (Jan)
- Page Reclamation Support for Xe3p Platforms (Brian, Brost, Oak)
- Fix performance when pagefaults and 3d/display share resources (Brost)
- More OA MERT work (Ashutosh)
- Fix return values (Dan)
- Some log level and messages improvements (Brost)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patch.msgid.link/aUXUhEgzs6hDLQuu@intel.com

1 files changed, 78 insertions, 3 deletions

diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h
index f64dc0eff0e6..726e481574fe 100644
--- a/include/uapi/drm/xe_drm.h
+++ b/include/uapi/drm/xe_drm.h
@@ -106,6 +106,7 @@ extern "C" {
 #define DRM_XE_OBSERVATION		0x0b
 #define DRM_XE_MADVISE			0x0c
 #define DRM_XE_VM_QUERY_MEM_RANGE_ATTRS	0x0d
+#define DRM_XE_EXEC_QUEUE_SET_PROPERTY	0x0e
 
 /* Must be kept compact -- no holes */
 
@@ -123,6 +124,7 @@ extern "C" {
 #define DRM_IOCTL_XE_OBSERVATION		DRM_IOW(DRM_COMMAND_BASE + DRM_XE_OBSERVATION, struct drm_xe_observation_param)
 #define DRM_IOCTL_XE_MADVISE			DRM_IOW(DRM_COMMAND_BASE + DRM_XE_MADVISE, struct drm_xe_madvise)
 #define DRM_IOCTL_XE_VM_QUERY_MEM_RANGE_ATTRS	DRM_IOWR(DRM_COMMAND_BASE + DRM_XE_VM_QUERY_MEM_RANGE_ATTRS, struct drm_xe_vm_query_mem_range_attr)
+#define DRM_IOCTL_XE_EXEC_QUEUE_SET_PROPERTY	DRM_IOW(DRM_COMMAND_BASE + DRM_XE_EXEC_QUEUE_SET_PROPERTY, struct drm_xe_exec_queue_set_property)
 
 /**
  * DOC: Xe IOCTL Extensions
@@ -210,8 +212,12 @@ struct drm_xe_ext_set_property {
 	/** @pad: MBZ */
 	__u32 pad;
 
-	/** @value: property value */
-	__u64 value;
+	union {
+		/** @value: property value */
+		__u64 value;
+		/** @ptr: pointer to user value */
+		__u64 ptr;
+	};
 
 	/** @reserved: Reserved */
 	__u64 reserved[2];
@@ -403,6 +409,9 @@ struct drm_xe_query_mem_regions {
  *      has low latency hint support
  *    - %DRM_XE_QUERY_CONFIG_FLAG_HAS_CPU_ADDR_MIRROR - Flag is set if the
  *      device has CPU address mirroring support
+ *    - %DRM_XE_QUERY_CONFIG_FLAG_HAS_NO_COMPRESSION_HINT - Flag is set if the
+ *      device supports the userspace hint %DRM_XE_GEM_CREATE_FLAG_NO_COMPRESSION.
+ *      This is exposed only on Xe2+.
  *  - %DRM_XE_QUERY_CONFIG_MIN_ALIGNMENT - Minimal memory alignment
  *    required by this device, typically SZ_4K or SZ_64K
  *  - %DRM_XE_QUERY_CONFIG_VA_BITS - Maximum bits of a virtual address
@@ -421,6 +430,7 @@ struct drm_xe_query_config {
 	#define DRM_XE_QUERY_CONFIG_FLAG_HAS_VRAM	(1 << 0)
 	#define DRM_XE_QUERY_CONFIG_FLAG_HAS_LOW_LATENCY	(1 << 1)
 	#define DRM_XE_QUERY_CONFIG_FLAG_HAS_CPU_ADDR_MIRROR	(1 << 2)
+	#define DRM_XE_QUERY_CONFIG_FLAG_HAS_NO_COMPRESSION_HINT (1 << 3)
 #define DRM_XE_QUERY_CONFIG_MIN_ALIGNMENT		2
 #define DRM_XE_QUERY_CONFIG_VA_BITS			3
 #define DRM_XE_QUERY_CONFIG_MAX_EXEC_QUEUE_PRIORITY	4
@@ -791,6 +801,17 @@ struct drm_xe_device_query {
  *    need to use VRAM for display surfaces, therefore the kernel requires
  *    setting this flag for such objects, otherwise an error is thrown on
  *    small-bar systems.
+ *  - %DRM_XE_GEM_CREATE_FLAG_NO_COMPRESSION - Allows userspace to
+ *    hint that compression (CCS) should be disabled for the buffer being
+ *    created. This can avoid unnecessary memory operations and CCS state
+ *    management.
+ *    On pre-Xe2 platforms, this flag is currently rejected as compression
+ *    control is not supported via PAT index. On Xe2+ platforms, compression
+ *    is controlled via PAT entries. If this flag is set, the driver will reject
+ *    any VM bind that requests a PAT index enabling compression for this BO.
+ *    Note: On dGPU platforms, there is currently no change in behavior with
+ *    this flag, but future improvements may leverage it. The current benefit is
+ *    primarily applicable to iGPU platforms.
  *
  * @cpu_caching supports the following values:
  *  - %DRM_XE_GEM_CPU_CACHING_WB - Allocate the pages with write-back
@@ -837,6 +858,7 @@ struct drm_xe_gem_create {
 #define DRM_XE_GEM_CREATE_FLAG_DEFER_BACKING		(1 << 0)
 #define DRM_XE_GEM_CREATE_FLAG_SCANOUT			(1 << 1)
 #define DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM	(1 << 2)
+#define DRM_XE_GEM_CREATE_FLAG_NO_COMPRESSION		(1 << 3)
 	/**
 	 * @flags: Flags, currently a mask of memory instances of where BO can
 	 * be placed
@@ -1252,6 +1274,20 @@ struct drm_xe_vm_bind {
  *    Given that going into a power-saving state kills PXP HWDRM sessions,
  *    runtime PM will be blocked while queues of this type are alive.
  *    All PXP queues will be killed if a PXP invalidation event occurs.
+ *  - %DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_GROUP - Create a multi-queue group
+ *    or add secondary queues to a multi-queue group.
+ *    If the extension's 'value' field has %DRM_XE_MULTI_GROUP_CREATE flag set,
+ *    then a new multi-queue group is created with this queue as the primary queue
+ *    (Q0). Otherwise, the queue gets added to the multi-queue group whose primary
+ *    queue's exec_queue_id is specified in the lower 32 bits of the 'value' field.
+ *    If the extension's 'value' field has %DRM_XE_MULTI_GROUP_KEEP_ACTIVE flag
+ *    set, then the multi-queue group is kept active after the primary queue is
+ *    destroyed.
+ *    All the other non-relevant bits of extension's 'value' field while adding the
+ *    primary or the secondary queues of the group must be set to 0.
+ *  - %DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY - Set the queue
+ *    priority within the multi-queue group. Current valid priority values are 0–2
+ *    (default is 1), with higher values indicating higher priority.
  *
  * The example below shows how to use @drm_xe_exec_queue_create to create
  * a simple exec_queue (no parallel submission) of class
@@ -1292,6 +1328,11 @@ struct drm_xe_exec_queue_create {
 #define   DRM_XE_EXEC_QUEUE_SET_PROPERTY_PRIORITY		0
 #define   DRM_XE_EXEC_QUEUE_SET_PROPERTY_TIMESLICE		1
 #define   DRM_XE_EXEC_QUEUE_SET_PROPERTY_PXP_TYPE		2
+#define   DRM_XE_EXEC_QUEUE_SET_HANG_REPLAY_STATE		3
+#define   DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_GROUP		4
+#define     DRM_XE_MULTI_GROUP_CREATE				(1ull << 63)
+#define     DRM_XE_MULTI_GROUP_KEEP_ACTIVE			(1ull << 62)
+#define   DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY	5
 	/** @extensions: Pointer to the first extension struct, if any */
 	__u64 extensions;
 
@@ -1655,6 +1696,9 @@ enum drm_xe_oa_unit_type {
 
 	/** @DRM_XE_OA_UNIT_TYPE_OAM_SAG: OAM_SAG OA unit */
 	DRM_XE_OA_UNIT_TYPE_OAM_SAG,
+
+	/** @DRM_XE_OA_UNIT_TYPE_MERT: MERT OA unit */
+	DRM_XE_OA_UNIT_TYPE_MERT,
 };
 
 /**
@@ -1677,12 +1721,19 @@ struct drm_xe_oa_unit {
 #define DRM_XE_OA_CAPS_OA_BUFFER_SIZE	(1 << 2)
 #define DRM_XE_OA_CAPS_WAIT_NUM_REPORTS	(1 << 3)
 #define DRM_XE_OA_CAPS_OAM		(1 << 4)
+#define DRM_XE_OA_CAPS_OA_UNIT_GT_ID	(1 << 5)
 
 	/** @oa_timestamp_freq: OA timestamp freq */
 	__u64 oa_timestamp_freq;
 
+	/** @gt_id: gt id for this OA unit */
+	__u16 gt_id;
+
+	/** @reserved1: MBZ */
+	__u16 reserved1[3];
+
 	/** @reserved: MBZ */
-	__u64 reserved[4];
+	__u64 reserved[3];
 
 	/** @num_engines: number of engines in @eci array */
 	__u64 num_engines;
@@ -2274,6 +2325,30 @@ struct drm_xe_vm_query_mem_range_attr {
 
 };
 
+/**
+ * struct drm_xe_exec_queue_set_property - exec queue set property
+ *
+ * Sets execution queue properties dynamically.
+ * Currently only %DRM_XE_EXEC_QUEUE_SET_PROPERTY_MULTI_QUEUE_PRIORITY
+ * property can be dynamically set.
+ */
+struct drm_xe_exec_queue_set_property {
+	/** @extensions: Pointer to the first extension struct, if any */
+	__u64 extensions;
+
+	/** @exec_queue_id: Exec queue ID */
+	__u32 exec_queue_id;
+
+	/** @property: property to set */
+	__u32 property;
+
+	/** @value: property value */
+	__u64 value;
+
+	/** @reserved: Reserved */
+	__u64 reserved[2];
+};
+
 #if defined(__cplusplus)
 }
 #endif