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drm/amdkfd: fixed page fault when enable MES shader debugger

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Initialize the process context address before setting the shader debugger.

[  260.781212] amdgpu 0000:03:00.0: amdgpu: [gfxhub] page fault (src_id:0 ring:32 vmid:0 pasid:0)
[  260.781236] amdgpu 0000:03:00.0: amdgpu:   in page starting at address 0x0000000000000000 from client 10
[  260.781255] amdgpu 0000:03:00.0: amdgpu: GCVM_L2_PROTECTION_FAULT_STATUS:0x00040A40
[  260.781270] amdgpu 0000:03:00.0: amdgpu:      Faulty UTCL2 client ID: CPC (0x5)
[  260.781284] amdgpu 0000:03:00.0: amdgpu:      MORE_FAULTS: 0x0
[  260.781296] amdgpu 0000:03:00.0: amdgpu:      WALKER_ERROR: 0x0
[  260.781308] amdgpu 0000:03:00.0: amdgpu:      PERMISSION_FAULTS: 0x4
[  260.781320] amdgpu 0000:03:00.0: amdgpu:      MAPPING_ERROR: 0x0
[  260.781332] amdgpu 0000:03:00.0: amdgpu:      RW: 0x1
[  260.782017] amdgpu 0000:03:00.0: amdgpu: [gfxhub] page fault (src_id:0 ring:32 vmid:0 pasid:0)
[  260.782039] amdgpu 0000:03:00.0: amdgpu:   in page starting at address 0x0000000000000000 from client 10
[  260.782058] amdgpu 0000:03:00.0: amdgpu: GCVM_L2_PROTECTION_FAULT_STATUS:0x00040A41
[  260.782073] amdgpu 0000:03:00.0: amdgpu:      Faulty UTCL2 client ID: CPC (0x5)
[  260.782087] amdgpu 0000:03:00.0: amdgpu:      MORE_FAULTS: 0x1
[  260.782098] amdgpu 0000:03:00.0: amdgpu:      WALKER_ERROR: 0x0
[  260.782110] amdgpu 0000:03:00.0: amdgpu:      PERMISSION_FAULTS: 0x4
[  260.782122] amdgpu 0000:03:00.0: amdgpu:      MAPPING_ERROR: 0x0
[  260.782137] amdgpu 0000:03:00.0: amdgpu:      RW: 0x1
[  260.782155] amdgpu 0000:03:00.0: amdgpu: [gfxhub] page fault (src_id:0 ring:32 vmid:0 pasid:0)
[  260.782166] amdgpu 0000:03:00.0: amdgpu:   in page starting at address 0x0000000000000000 from client 10

Fixes: 438b39ac74 ("drm/amdkfd: pause autosuspend when creating pdd")
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3849
Signed-off-by: Jesse Zhang <jesse.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jesse.zhang@amd.com
2024-12-18 18:23:52 +08:00
committed by Alex Deucher
parent a317017f47
commit 5b231f5bc9
1 changed files with 17 additions and 0 deletions
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17
drivers/gpu/drm/amd/amdkfd/kfd_debug.c
View File

@@ -350,10 +350,27 @@ int kfd_dbg_set_mes_debug_mode(struct kfd_process_device *pdd, bool sq_trap_en)
{
uint32_t spi_dbg_cntl = pdd->spi_dbg_override | pdd->spi_dbg_launch_mode;
uint32_t flags = pdd->process->dbg_flags;
struct amdgpu_device *adev = pdd->dev->adev;
int r;
if (!kfd_dbg_is_per_vmid_supported(pdd->dev))
return 0;
if (!pdd->proc_ctx_cpu_ptr) {
r = amdgpu_amdkfd_alloc_gtt_mem(adev,
AMDGPU_MES_PROC_CTX_SIZE,
&pdd->proc_ctx_bo,
&pdd->proc_ctx_gpu_addr,
&pdd->proc_ctx_cpu_ptr,
false);
if (r) {
dev_err(adev->dev,
"failed to allocate process context bo\n");
return r;
}
memset(pdd->proc_ctx_cpu_ptr, 0, AMDGPU_MES_PROC_CTX_SIZE);
}
return amdgpu_mes_set_shader_debugger(pdd->dev->adev, pdd->proc_ctx_gpu_addr, spi_dbg_cntl,
pdd->watch_points, flags, sq_trap_en);
}