diff options
| author | Jack Xiao <Jack.Xiao@amd.com> | 2023-05-17 17:07:01 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 10:38:33 -0400 |
| commit | e602157ec089240861cd641ee2c7c64eeaec09bf (patch) | |
| tree | 88954926bda3dca0ea1f101981e46cdec1e83536 /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | |
| parent | e03f04b84901644c81b4348a813a8d17facbd277 (diff) | |
drm/amdgpu: fix S3 issue if MQD in VRAM
1. Need flush HDP for MQD putting in vram
2. Zero out mes MQD
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index 8883d5ee13cb..f2d0b1d55d77 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -593,6 +593,8 @@ int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev, int xcc_id) DRM_INFO("kiq ring mec %d pipe %d q %d\n", kiq_ring->me, kiq_ring->pipe, kiq_ring->queue); + amdgpu_device_flush_hdp(adev, NULL); + spin_lock(&kiq->ring_lock); r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size * adev->gfx.num_compute_rings + @@ -630,6 +632,8 @@ int amdgpu_gfx_enable_kgq(struct amdgpu_device *adev, int xcc_id) if (!kiq->pmf || !kiq->pmf->kiq_map_queues) return -EINVAL; + amdgpu_device_flush_hdp(adev, NULL); + spin_lock(&kiq->ring_lock); /* No need to map kcq on the slave */ if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) { |