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drm/amdgpu: Fix bug in RAS invoke 

Invoke sequence should abort when ras interrupt is detected before reading TA host shared memory

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
John Clements 2020-05-07 18:25:13 +08:00 committed by Alex Deucher
parent 7f6778b114
commit 624e8c8703
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
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@ -759,15 +759,15 @@ int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
ret = psp_ta_invoke(psp, ta_cmd_id, psp->ras.session_id);
if (amdgpu_ras_intr_triggered())
return ret;
if (ras_cmd->if_version > RAS_TA_HOST_IF_VER)
{
DRM_WARN("RAS: Unsupported Interface");
return -EINVAL;
}
if (amdgpu_ras_intr_triggered())
return ret;
if (!ret) {
if (ras_cmd->ras_out_message.flags.err_inject_switch_disable_flag) {
dev_warn(psp->adev->dev, "ECC switch disabled\n");