diff options
| author | Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> | 2025-02-25 15:50:30 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-03-13 23:10:38 -0400 |
| commit | 8a7820c07224bdae1ba704f295f9654cc2ed6691 (patch) | |
| tree | 4701ca3f117a0070db37fbe0c87b6224826bac29 /drivers/gpu/drm/amd/include | |
| parent | 02fc2f3c468d560c1daa17a55a88f33dc238f7ae (diff) | |
drm/amdgpu: Reduce dequeue retry timeout for gfx9 family
Dequeue retry timeout controls the interval between checks for unmet
conditions. On MI series, reduce this from 0x40 to 0x1 (~ 1 uS). The
cost of additional bandwidth consumed by CP when polling memory
shouldn't be substantial.
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Reviewed-by: Jonathan Kim <jonathan.kim@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/include')
| -rw-r--r-- | drivers/gpu/drm/amd/include/kgd_kfd_interface.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h index 1e8dfa6c0dc8..9aba8596faa7 100644 --- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h +++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h @@ -313,9 +313,10 @@ struct kfd2kgd_calls { void (*get_iq_wait_times)(struct amdgpu_device *adev, uint32_t *wait_times, uint32_t inst); - void (*build_grace_period_packet_info)(struct amdgpu_device *adev, + void (*build_dequeue_wait_counts_packet_info)(struct amdgpu_device *adev, uint32_t wait_times, - uint32_t grace_period, + uint32_t sch_wave, + uint32_t que_sleep, uint32_t *reg_offset, uint32_t *reg_data); void (*get_cu_occupancy)(struct amdgpu_device *adev, |