diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2024-07-02 01:14:14 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-09-02 18:40:55 +0300 |
| commit | d1f214432110748603dd310fbe6099df875e6f04 (patch) | |
| tree | 531f58294f055e19fd8ca5a028e7e9b9445fd591 /drivers | |
| parent | 097af47d3cfb99ee02afbdd7e0d9596eb012c65a (diff) | |
| download | linux-d1f214432110748603dd310fbe6099df875e6f04.tar.xz | |
drm/amdgpu/gfx10: rework reset sequence
To match other GFX IPs.
Acked-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index ad113fb67a85..05f8b1495714 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -6692,13 +6692,13 @@ static int gfx_v10_0_gfx_mqd_init(struct amdgpu_device *adev, void *m, return 0; } -static int gfx_v10_0_gfx_init_queue(struct amdgpu_ring *ring) +static int gfx_v10_0_kgq_init_queue(struct amdgpu_ring *ring, bool reset) { struct amdgpu_device *adev = ring->adev; struct v10_gfx_mqd *mqd = ring->mqd_ptr; int mqd_idx = ring - &adev->gfx.gfx_ring[0]; - if (!amdgpu_in_reset(adev) && !adev->in_suspend) { + if (!reset && !amdgpu_in_reset(adev) && !adev->in_suspend) { memset((void *)mqd, 0, sizeof(*mqd)); mutex_lock(&adev->srbm_mutex); nv_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0); @@ -6750,7 +6750,7 @@ static int gfx_v10_0_cp_async_gfx_ring_resume(struct amdgpu_device *adev) r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr); if (!r) { - r = gfx_v10_0_gfx_init_queue(ring); + r = gfx_v10_0_kgq_init_queue(ring, false); amdgpu_bo_kunmap(ring->mqd_obj); ring->mqd_ptr = NULL; } @@ -9460,10 +9460,22 @@ static int gfx_v10_0_reset_kgq(struct amdgpu_ring *ring, unsigned int vmid) if (r) return r; - /* reset the ring */ - ring->wptr = 0; - *ring->wptr_cpu_addr = 0; - amdgpu_ring_clear_ring(ring); + r = amdgpu_bo_reserve(ring->mqd_obj, false); + if (unlikely(r != 0)) { + DRM_ERROR("fail to resv mqd_obj\n"); + return r; + } + r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr); + if (!r) { + r = gfx_v10_0_kgq_init_queue(ring, true); + amdgpu_bo_kunmap(ring->mqd_obj); + ring->mqd_ptr = NULL; + } + amdgpu_bo_unreserve(ring->mqd_obj); + if (r) { + DRM_ERROR("fail to unresv mqd_obj\n"); + return r; + } return amdgpu_ring_test_ring(ring); } |