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feature: experimental api to hint msix allocation

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Related-To: NEO-8179

Signed-off-by: Bartosz Dunajski <bartosz.dunajski@intel.com>
This commit is contained in:
Bartosz Dunajski
2024-04-18 09:58:15 +00:00
committed by Compute-Runtime-Automation
parent 11e13ee04d
commit dbad871f2f
1 changed files with 20 additions and 0 deletions
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20
level_zero/include/ze_intel_gpu.h
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@@ -136,6 +136,26 @@ typedef struct _zex_intel_event_sync_mode_exp_desc_t {
uint32_t externalInterruptId; /// <in> External interrupt id. Used only when ZEX_INTEL_EVENT_SYNC_MODE_EXP_FLAG_EXTERNAL_INTERRUPT_WAIT flag is set
} zex_intel_event_sync_mode_exp_desc_t;
///////////////////////////////////////////////////////////////////////////////
/// @brief Forward-declare zex_intel_queue_allocate_msix_hint_exp_desc_t
typedef struct _zex_intel_queue_allocate_msix_hint_exp_desc_t zex_intel_queue_allocate_msix_hint_exp_desc_t;
///////////////////////////////////////////////////////////////////////////////
/// @brief Command queue descriptor for allocating unique msix. This structure may be
/// passed as pNext member of ::ze_command_queue_desc_t.
typedef struct _zex_intel_queue_allocate_msix_hint_exp_desc_t {
ze_structure_type_t stype; ///< [in] type of this structure
const void *pNext; ///< [in][optional] must be null or a pointer to an extension-specific
///< structure (i.e. contains stype and pNext).
ze_bool_t uniqueMsix; ///< [in] If set, try to allocate unique msix for command queue.
///< If not set, driver will follow default behaviour. It may share msix for signaling completion with other queues.
///< Number of unique msixes may be limited. On unsuccessful allocation, queue or immediate cmd list creation API fallbacks to default behaviour.
} zex_intel_queue_allocate_msix_hint_exp_desc_t;
#define ZEX_INTEL_STRUCTURE_TYPE_QUEUE_ALLOCATE_MSIX_HINT_EXP_PROPERTIES (ze_structure_type_t)0x00030018
#if defined(__cplusplus)
} // extern "C"
#endif