linux-kernel - [PATCH v4 07/10] drm/xe/xe_late_bind_fw: Reload late binding fw during system resume

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Message-Id: <20250625170015.33912-8-badal.nilawar@intel.com>
Date: Wed, 25 Jun 2025 22:30:12 +0530
From: Badal Nilawar <badal.nilawar@...el.com>
To: intel-xe@...ts.freedesktop.org,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Cc: anshuman.gupta@...el.com,
	rodrigo.vivi@...el.com,
	alexander.usyskin@...el.com,
	gregkh@...uxfoundation.org,
	daniele.ceraolospurio@...el.com
Subject: [PATCH v4 07/10] drm/xe/xe_late_bind_fw: Reload late binding fw during system resume

Reload late binding fw during resume from system suspend

v2:
  - Unconditionally reload late binding fw (Rodrigo)
  - Flush worker during system suspend

Cc: Rodrigo Vivi <rodrigo.vivi@...el.com>
Signed-off-by: Badal Nilawar <badal.nilawar@...el.com>
---
 drivers/gpu/drm/xe/xe_pm.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c
index 91923fd4af80..f49b7b6eab97 100644
--- a/drivers/gpu/drm/xe/xe_pm.c
+++ b/drivers/gpu/drm/xe/xe_pm.c
@@ -127,6 +127,8 @@ int xe_pm_suspend(struct xe_device *xe)
 	if (err)
 		goto err;
 
+	xe_late_bind_wait_for_worker_completion(&xe->late_bind);
+
 	for_each_gt(gt, xe, id)
 		xe_gt_suspend_prepare(gt);
 
@@ -205,6 +207,8 @@ int xe_pm_resume(struct xe_device *xe)
 
 	xe_pxp_pm_resume(xe->pxp);
 
+	xe_late_bind_fw_load(&xe->late_bind);
+
 	drm_dbg(&xe->drm, "Device resumed\n");
 	return 0;
 err:
-- 
2.34.1