This partially reverts commit 194eb174cbe4fe2b3376ac30acca2dc8c8beca00.
This commit introduced a new state variable into adev without even
remotely worrying about CPU barriers.
Since we already have the amdgpu_in_reset() function exactly for this
use case partially revert that.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 -
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 4 ++--
drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 3 ---
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 2 +-
5 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 7051b697530b..5e55a44f9eef 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1192,7 +1192,6 @@ struct amdgpu_device {
struct work_struct reset_work;
- bool job_hang;
bool dc_enabled;
/* Mask of active clusters */
uint32_t aid_mask;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index 503051352922..dca5a4ef2734 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -836,7 +836,7 @@ int amdgpu_amdkfd_unmap_hiq(struct amdgpu_device *adev, u32
doorbell_off,
if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
return -EINVAL;
- if (!kiq_ring->sched.ready || adev->job_hang)
+ if (!kiq_ring->sched.ready || amdgpu_in_reset(adev))
return 0;
ring_funcs = kzalloc(sizeof(*ring_funcs), GFP_KERNEL);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index a4dde54512b1..2e6829e1554b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -515,7 +515,7 @@ int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev, int
xcc_id)
if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
return -EINVAL;
- if (!kiq_ring->sched.ready || adev->job_hang || amdgpu_in_reset(adev))
+ if (!kiq_ring->sched.ready || amdgpu_in_reset(adev))
return 0;
spin_lock(&kiq->ring_lock);
@@ -567,7 +567,7 @@ int amdgpu_gfx_disable_kgq(struct amdgpu_device *adev, int
xcc_id)
if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
return -EINVAL;
- if (!adev->gfx.kiq[0].ring.sched.ready || adev->job_hang)
+ if (!adev->gfx.kiq[0].ring.sched.ready || amdgpu_in_reset(adev))
return 0;
if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index 7fdf7b047317..6cc44eb2586f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -102,8 +102,6 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(struct
drm_sched_job *s_job)
return DRM_GPU_SCHED_STAT_ENODEV;
}
- adev->job_hang = true;
-
/*
* Do the coredump immediately after a job timeout to get a very
* close dump/snapshot/representation of GPU's current error status
@@ -181,7 +179,6 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(struct
drm_sched_job *s_job)
}
exit:
- adev->job_hang = false;
drm_dev_exit(idx);
return DRM_GPU_SCHED_STAT_NOMINAL;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index c4e15418e187..714a6caeb679 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -5957,7 +5957,7 @@ static int gfx_v10_0_cp_gfx_enable(struct amdgpu_device
*adev, bool enable)
else
WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
- if (adev->job_hang && !enable)
+ if (amdgpu_in_reset(adev) && !enable)
return 0;
for (i = 0; i < adev->usec_timeout; i++) {
--
2.34.1
