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* [Intel-gfx] [PATCH 1/2] drm/i915/gt: Do not use stolen on MTL
@ 2023-06-30 17:01 Nirmoy Das
  2023-06-30 17:01 ` [Intel-gfx] [PATCH 2/2] drm/i915/display: " Nirmoy Das
                   ` (6 more replies)
  0 siblings, 7 replies; 20+ messages in thread
From: Nirmoy Das @ 2023-06-30 17:01 UTC (permalink / raw)
  To: intel-gfx; +Cc: Andrzej Hajda, Nirmoy Das

Use smem on MTL due to a HW bug in MTL that prevents
reading from stolen memory using LMEM BAR.

Cc: Oak Zeng <oak.zeng@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Andi Shyti <andi.shyti@linux.intel.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
---
 drivers/gpu/drm/i915/gt/intel_gt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c
index 33a61046ba58..9f64d61dd5fc 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
@@ -466,7 +466,7 @@ static int intel_gt_init_scratch(struct intel_gt *gt, unsigned int size)
 	obj = i915_gem_object_create_lmem(i915, size,
 					  I915_BO_ALLOC_VOLATILE |
 					  I915_BO_ALLOC_GPU_ONLY);
-	if (IS_ERR(obj))
+	if (IS_ERR(obj) && !IS_METEORLAKE(i915)) /* Wa_22018444074 */
 		obj = i915_gem_object_create_stolen(i915, size);
 	if (IS_ERR(obj))
 		obj = i915_gem_object_create_internal(i915, size);
-- 
2.39.0


^ permalink raw reply related	[flat|nested] 20+ messages in thread

end of thread, other threads:[~2023-07-12 12:43 UTC | newest]

Thread overview: 20+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-06-30 17:01 [Intel-gfx] [PATCH 1/2] drm/i915/gt: Do not use stolen on MTL Nirmoy Das
2023-06-30 17:01 ` [Intel-gfx] [PATCH 2/2] drm/i915/display: " Nirmoy Das
2023-07-05 10:02   ` Andrzej Hajda
2023-07-11 13:44     ` Nirmoy Das
2023-07-06 13:32   ` Tvrtko Ursulin
2023-07-06 13:35     ` Nirmoy Das
2023-07-06 13:43       ` Tvrtko Ursulin
2023-07-10  9:00         ` Nirmoy Das
2023-07-11 15:59           ` Tvrtko Ursulin
2023-07-12 12:43             ` Nirmoy Das
2023-07-11 14:50   ` Andi Shyti
2023-06-30 17:31 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for series starting with [1/2] drm/i915/gt: " Patchwork
2023-06-30 17:45 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-07-01  6:45 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2023-07-04 15:01 ` [Intel-gfx] [PATCH 1/2] " Zeng, Oak
2023-07-04 15:31   ` Nirmoy Das
2023-07-04 15:41     ` Zeng, Oak
2023-07-11 14:50   ` Andi Shyti
2023-07-05  9:51 ` Andrzej Hajda
2023-07-11 14:48 ` Andi Shyti

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