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drm/amdgpu: Add reset control handling to reset workflow

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This prefers reset control based handling if it's implemented
for a particular ASIC. If not, it takes the legacy path. It uses
the legacy method of preparing environment (job, scheduler tasks)
and restoring environment.

v2: remove unused variable (Alex)

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar
2021-03-16 20:31:51 +08:00
committed by Alex Deucher
parent e071dce38f
commit 04442bf70d
3 changed files with 97 additions and 39 deletions
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11
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -270,6 +270,7 @@ struct amdgpu_bo_va_mapping;
struct amdgpu_atif;
struct kfd_vm_fault_info;
struct amdgpu_hive_info;
struct amdgpu_reset_context;
struct amdgpu_reset_control;
enum amdgpu_cp_irq {
@@ -1075,6 +1076,7 @@ struct amdgpu_device {
bool in_pci_err_recovery;
struct pci_saved_state *pci_state;
struct amdgpu_reset_control *reset_cntl;
};
@@ -1127,13 +1129,10 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type);
bool amdgpu_device_has_dc_support(struct amdgpu_device *adev);
int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
struct amdgpu_job *job,
bool *need_full_reset_arg);
struct amdgpu_reset_context *reset_context);
int amdgpu_do_asic_reset(struct amdgpu_hive_info *hive,
struct list_head *device_list_handle,
bool *need_full_reset_arg,
bool skip_hw_reset);
int amdgpu_do_asic_reset(struct list_head *device_list_handle,
struct amdgpu_reset_context *reset_context);
int emu_soc_asic_init(struct amdgpu_device *adev);