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From: Matthew Brost <matthew.brost@intel.com>
To: intel-xe@lists.freedesktop.org
Cc: stuart.summers@intel.com, arvind.yadav@intel.com,
	himal.prasad.ghimiray@intel.com,
	thomas.hellstrom@linux.intel.com, francois.dugast@intel.com
Subject: [PATCH v3 21/25] drm/xe: Add MI_SEMAPHORE_WAIT instruction defs
Date: Fri, 27 Feb 2026 17:34:57 -0800	[thread overview]
Message-ID: <20260228013501.106680-22-matthew.brost@intel.com> (raw)
In-Reply-To: <20260228013501.106680-1-matthew.brost@intel.com>

Add MI_SEMAPHORE_WAIT instruction defs which are need for kernel ULLS
migration jobs.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
---
 drivers/gpu/drm/xe/instructions/xe_mi_commands.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/xe/instructions/xe_mi_commands.h b/drivers/gpu/drm/xe/instructions/xe_mi_commands.h
index c47b290e0e9f..4491f880513a 100644
--- a/drivers/gpu/drm/xe/instructions/xe_mi_commands.h
+++ b/drivers/gpu/drm/xe/instructions/xe_mi_commands.h
@@ -34,6 +34,12 @@
 #define MI_FORCE_WAKEUP			__MI_INSTR(0x1D)
 #define MI_MATH(n)			(__MI_INSTR(0x1A) | XE_INSTR_NUM_DW((n) + 1))
 
+#define MI_SEMAPHORE_WAIT		(__MI_INSTR(0x1c) | XE_INSTR_NUM_DW(4))
+#define   MI_SEMAPHORE_GLOBAL_GTT	REG_BIT(22)
+#define   MI_SEMAPHORE_POLL             REG_BIT(15)
+#define   MI_SEMAPHORE_COMPARE		GENMASK(15, 12)
+#define   MI_SEMAPHORE_SAD_EQ_SDD       REG_FIELD_PREP(MI_SEMAPHORE_COMPARE, 4)
+
 #define MI_STORE_DATA_IMM		__MI_INSTR(0x20)
 #define   MI_SDI_GGTT			REG_BIT(22)
 #define   MI_SDI_LEN_DW			GENMASK(9, 0)
-- 
2.34.1


  parent reply	other threads:[~2026-02-28  1:35 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-28  1:34 [PATCH v3 00/25] CPU binds and ULLS on migration queue Matthew Brost
2026-02-28  1:34 ` [PATCH v3 01/25] drm/xe: Drop struct xe_migrate_pt_update argument from populate/clear vfuns Matthew Brost
2026-03-05 14:17   ` Francois Dugast
2026-02-28  1:34 ` [PATCH v3 02/25] drm/xe: Add xe_migrate_update_pgtables_cpu_execute helper Matthew Brost
2026-03-05 14:39   ` Francois Dugast
2026-02-28  1:34 ` [PATCH v3 03/25] drm/xe: Decouple exec queue idle check from LRC Matthew Brost
2026-03-02 20:50   ` Summers, Stuart
2026-03-02 21:02     ` Matthew Brost
2026-03-03 21:26       ` Summers, Stuart
2026-03-03 22:42         ` Matthew Brost
2026-03-03 22:54           ` Summers, Stuart
2026-02-28  1:34 ` [PATCH v3 04/25] drm/xe: Add job count to GuC exec queue snapshot Matthew Brost
2026-03-02 20:50   ` Summers, Stuart
2026-02-28  1:34 ` [PATCH v3 05/25] drm/xe: Update xe_bo_put_deferred arguments to include writeback flag Matthew Brost
2026-04-01 12:20   ` Francois Dugast
2026-04-01 22:39     ` Matthew Brost
2026-02-28  1:34 ` [PATCH v3 06/25] drm/xe: Add XE_BO_FLAG_PUT_VM_ASYNC Matthew Brost
2026-04-01 12:22   ` Francois Dugast
2026-04-01 22:38     ` Matthew Brost
2026-02-28  1:34 ` [PATCH v3 07/25] drm/xe: Update scheduler job layer to support PT jobs Matthew Brost
2026-03-03 22:50   ` Summers, Stuart
2026-03-03 23:00     ` Matthew Brost
2026-02-28  1:34 ` [PATCH v3 08/25] drm/xe: Add helpers to access PT ops Matthew Brost
2026-04-07 15:22   ` Francois Dugast
2026-02-28  1:34 ` [PATCH v3 09/25] drm/xe: Add struct xe_pt_job_ops Matthew Brost
2026-03-03 23:26   ` Summers, Stuart
2026-03-03 23:28     ` Matthew Brost
2026-02-28  1:34 ` [PATCH v3 10/25] drm/xe: Update GuC submission backend to run PT jobs Matthew Brost
2026-03-03 23:28   ` Summers, Stuart
2026-03-04  0:26     ` Matthew Brost
2026-03-04 20:43       ` Summers, Stuart
2026-03-04 21:53         ` Matthew Brost
2026-03-05 20:24           ` Summers, Stuart
2026-02-28  1:34 ` [PATCH v3 11/25] drm/xe: Store level in struct xe_vm_pgtable_update Matthew Brost
2026-03-03 23:44   ` Summers, Stuart
2026-02-28  1:34 ` [PATCH v3 12/25] drm/xe: Don't use migrate exec queue for page fault binds Matthew Brost
2026-02-28  1:34 ` [PATCH v3 13/25] drm/xe: Enable CPU binds for jobs Matthew Brost
2026-02-28  1:34 ` [PATCH v3 14/25] drm/xe: Remove unused arguments from xe_migrate_pt_update_ops Matthew Brost
2026-02-28  1:34 ` [PATCH v3 15/25] drm/xe: Make bind queues operate cross-tile Matthew Brost
2026-02-28  1:34 ` [PATCH v3 16/25] drm/xe: Add CPU bind layer Matthew Brost
2026-02-28  1:34 ` [PATCH v3 17/25] drm/xe: Add device flag to enable PT mirroring across tiles Matthew Brost
2026-02-28  1:34 ` [PATCH v3 18/25] drm/xe: Add xe_hw_engine_write_ring_tail Matthew Brost
2026-02-28  1:34 ` [PATCH v3 19/25] drm/xe: Add ULLS support to LRC Matthew Brost
2026-03-05 20:21   ` Francois Dugast
2026-02-28  1:34 ` [PATCH v3 20/25] drm/xe: Add ULLS migration job support to migration layer Matthew Brost
2026-03-05 23:34   ` Summers, Stuart
2026-03-09 23:11     ` Matthew Brost
2026-02-28  1:34 ` Matthew Brost [this message]
2026-02-28  1:34 ` [PATCH v3 22/25] drm/xe: Add ULLS migration job support to ring ops Matthew Brost
2026-02-28  1:34 ` [PATCH v3 23/25] drm/xe: Add ULLS migration job support to GuC submission Matthew Brost
2026-02-28  1:35 ` [PATCH v3 24/25] drm/xe: Enter ULLS for migration jobs upon page fault or SVM prefetch Matthew Brost
2026-02-28  1:35 ` [PATCH v3 25/25] drm/xe: Add modparam to enable / disable ULLS on migrate queue Matthew Brost
2026-03-05 22:59   ` Summers, Stuart
2026-04-01 22:44     ` Matthew Brost
2026-02-28  1:43 ` ✗ CI.checkpatch: warning for CPU binds and ULLS on migration queue (rev3) Patchwork
2026-02-28  1:44 ` ✓ CI.KUnit: success " Patchwork
2026-02-28  2:32 ` ✓ Xe.CI.BAT: " Patchwork
2026-02-28 13:59 ` ✗ Xe.CI.FULL: failure " Patchwork
2026-03-02 17:54   ` Summers, Stuart
2026-03-02 18:13     ` Matthew Brost
2026-03-05 22:56 ` [PATCH v3 00/25] CPU binds and ULLS on migration queue Summers, Stuart
2026-03-10 22:17   ` Matthew Brost
2026-03-20 15:31 ` Thomas Hellström

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