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drm/amdgpu: dump ip state before reset for each ip

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Invoke the dump_ip_state function for each ip before
the asic resets and save the register values for
debugging via devcoredump.

Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sunil Khatri 2024-04-16 16:56:23 +05:30 committed by Alex Deucher
parent c8732c80de
commit e043a35dc2
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -5353,6 +5353,7 @@ int amdgpu_do_asic_reset(struct list_head *device_list_handle,
struct amdgpu_device *tmp_adev = NULL;
bool need_full_reset, skip_hw_reset, vram_lost = false;
int r = 0;
uint32_t i;
/* Try reset handler method first */
tmp_adev = list_first_entry(device_list_handle, struct amdgpu_device,
@ -5361,6 +5362,12 @@ int amdgpu_do_asic_reset(struct list_head *device_list_handle,
if (!test_bit(AMDGPU_SKIP_COREDUMP, &reset_context->flags))
amdgpu_reset_reg_dumps(tmp_adev);
/* Trigger ip dump before we reset the asic */
for (i = 0; i < tmp_adev->num_ip_blocks; i++)
if (tmp_adev->ip_blocks[i].version->funcs->dump_ip_state)
tmp_adev->ip_blocks[i].version->funcs->dump_ip_state(
(void *)tmp_adev);
reset_context->reset_device_list = device_list_handle;
r = amdgpu_reset_perform_reset(tmp_adev, reset_context);
/* If reset handler not implemented, continue; otherwise return */