From d24b85df791840089c2df6a25809aca814b1206d Mon Sep 17 00:00:00 2001
From: Karol Wachowski <karol.wachowski@intel.com>
Date: Wed, 29 Jan 2025 13:56:36 +0100
Subject: [PATCH] accel/ivpu: Move recovery work to system_unbound_wq
Recovery work doesn't need to be bound to any specific CPU, so move it
to unbound workqueue to improve execution time and system latency.
Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Signed-off-by: Karol Wachowski <karol.wachowski@intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250129125636.1047413-7-jacek.lawrynowicz@linux.intel.com
---
drivers/accel/ivpu/ivpu_pm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c
index 8f6222d15720..d3db944ad864 100644
--- a/drivers/accel/ivpu/ivpu_pm.c
+++ b/drivers/accel/ivpu/ivpu_pm.c
@@ -165,7 +165,7 @@ void ivpu_pm_trigger_recovery(struct ivpu_device *vdev, const char *reason)
if (atomic_cmpxchg(&vdev->pm->reset_pending, 0, 1) == 0) {
ivpu_hw_diagnose_failure(vdev);
ivpu_hw_irq_disable(vdev); /* Disable IRQ early to protect from IRQ storm */
- queue_work(system_long_wq, &vdev->pm->recovery_work);
+ queue_work(system_unbound_wq, &vdev->pm->recovery_work);
}
}
--
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