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From e284bbcf32d1b56f3a271dedf13859f0d66e5208 Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Tue, 5 Nov 2019 18:13:49 +0800
Subject: [PATCH 4361/4736] drm/amdgpu: register gpu instance before fan boost
feature enablment
Otherwise, the feature enablement will be skipped due to wrong count.
Caused by "drm/amdgpu: fix a race in GPU reset with IB test (v2)".
Change-Id: Id576090d7ce7645a5c98ac160e0af730a51526b0
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 7 +++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 1 -
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index beeae2573cb0..edc11fb2bf24 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3036,6 +3036,13 @@ int amdgpu_device_init(struct amdgpu_device *adev,
DRM_INFO("amdgpu: acceleration disabled, skipping benchmarks\n");
}
+ /*
+ * Register gpu instance before amdgpu_device_enable_mgpu_fan_boost.
+ * Otherwise the mgpu fan boost feature will be skipped due to the
+ * gpu instance is counted less.
+ */
+ amdgpu_register_gpu_instance(adev);
+
/* enable clockgating, etc. after ib tests, etc. since some blocks require
* explicit gating rather than handling it automatically.
*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 5abbfc488022..488258f1138d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -187,7 +187,6 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
pm_runtime_put_autosuspend(dev->dev);
}
- amdgpu_register_gpu_instance(adev);
out:
if (r) {
/* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */
--
2.17.1
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