[PATCH AUTOSEL 4.19 18/73] drm/amdgpu: wait for IB test on first device open

Sasha Levin sashal at kernel.org
Thu Dec 13 04:27:43 UTC 2018


From: Christian König <christian.koenig at amd.com>

[ Upstream commit 3bfa8897e4d08f822d1d58cf6cbbffbccef82e08 ]

Instead of delaying that to the first query. Otherwise we could try to use the
SDMA for VM updates before the IB tests are done.

Signed-off-by: Christian König <christian.koenig at amd.com>
Reviewed-by: Chunming Zhou <david1.zhou at amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Sasha Levin <sashal at kernel.org>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index bd98cc5fb97b..fd825d30edf1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -292,9 +292,6 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 	if (!info->return_size || !info->return_pointer)
 		return -EINVAL;
 
-	/* Ensure IB tests are run on ring */
-	flush_delayed_work(&adev->late_init_work);
-
 	switch (info->query) {
 	case AMDGPU_INFO_ACCEL_WORKING:
 		ui32 = adev->accel_working;
@@ -861,6 +858,9 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
 	struct amdgpu_fpriv *fpriv;
 	int r, pasid;
 
+	/* Ensure IB tests are run on ring */
+	flush_delayed_work(&adev->late_init_work);
+
 	file_priv->driver_priv = NULL;
 
 	r = pm_runtime_get_sync(dev->dev);
-- 
2.19.1



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