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drm/amdkfd: workaround address watch clearing bug for gfx v9.4.2

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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>
This commit is contained in:
Eric Huang
2023-08-10 16:01:30 -04:00
committed by Alex Deucher
parent 97c2eba5d6
commit 3831989d62
1 changed files with 1 additions and 7 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_aldebaran.c
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@@ -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,