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| author | Eric Huang <jinhuieric.huang@amd.com> | 2023-08-10 16:01:30 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-08-15 18:08:27 -0400 |
| commit | 3831989d62b11e3ef3fdcc44cbed57812082e8b0 (patch) | |
| tree | 8e33cfa551a0a76155fe9e9a07293252ca9a6308 /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c | |
| parent | 97c2eba5d6fb33ada411ce92883823ddc080e40b (diff) | |
| download | linux-3831989d62b11e3ef3fdcc44cbed57812082e8b0.tar.gz linux-3831989d62b11e3ef3fdcc44cbed57812082e8b0.tar.bz2 linux-3831989d62b11e3ef3fdcc44cbed57812082e8b0.zip | |
drm/amdkfd: workaround address watch clearing bug for gfx v9.4.2
KFD currently relies on MEC FW to clear tcp watch control
register on UNMAP_PROCESS, but FW doesn't work on it,
which is a bug. So the solution is to clear the register
as gfx v9 in KFD.
Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Jonathan Kim <jonathan.kim@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c index e2fed6edbdd0..aff08321e976 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c @@ -163,12 +163,6 @@ static uint32_t kgd_gfx_aldebaran_set_address_watch( return watch_address_cntl; } -static uint32_t kgd_gfx_aldebaran_clear_address_watch(struct amdgpu_device *adev, - uint32_t watch_id) -{ - return 0; -} - const struct kfd2kgd_calls aldebaran_kfd2kgd = { .program_sh_mem_settings = kgd_gfx_v9_program_sh_mem_settings, .set_pasid_vmid_mapping = kgd_gfx_v9_set_pasid_vmid_mapping, @@ -193,7 +187,7 @@ const struct kfd2kgd_calls aldebaran_kfd2kgd = { .set_wave_launch_trap_override = kgd_aldebaran_set_wave_launch_trap_override, .set_wave_launch_mode = kgd_aldebaran_set_wave_launch_mode, .set_address_watch = kgd_gfx_aldebaran_set_address_watch, - .clear_address_watch = kgd_gfx_aldebaran_clear_address_watch, + .clear_address_watch = kgd_gfx_v9_clear_address_watch, .get_iq_wait_times = kgd_gfx_v9_get_iq_wait_times, .build_grace_period_packet_info = kgd_gfx_v9_build_grace_period_packet_info, .program_trap_handler_settings = kgd_gfx_v9_program_trap_handler_settings, |