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drm/xe: move DPT l2 flush to a more sensible place

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[ Upstream commit f16873f42a06b620669d48a4b5c3f888cb3653a1 ]

Only need the flush for DPT host updates here. Normal GGTT updates don't
need special flush.

Fixes: 01570b4469 ("drm/xe/bmg: implement Wa_16023588340")
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: stable@vger.kernel.org # v6.12+
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20250606104546.1996818-4-matthew.auld@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
(cherry picked from commit 35db1da40c8cfd7511dc42f342a133601eb45449)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Matthew Auld
2025-06-06 11:45:48 +01:00
committed by Greg Kroah-Hartman
parent 1883a83695
commit 0dadcd17e2
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/gpu/drm/xe/display/xe_fb_pin.c
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@@ -154,6 +154,9 @@ static int __xe_pin_fb_vma_dpt(const struct intel_framebuffer *fb,
vma->dpt = dpt;
vma->node = dpt->ggtt_node[tile0->id];
/* Ensure DPT writes are flushed */
xe_device_l2_flush(xe);
return 0;
}
@@ -318,8 +321,6 @@ static struct i915_vma *__xe_pin_fb_vma(const struct intel_framebuffer *fb,
if (ret)
goto err_unpin;
/* Ensure DPT writes are flushed */
xe_device_l2_flush(xe);
return vma;
err_unpin: