for (i = adev->num_ip_blocks - 1; i >= 0; i--) { if (!(adev->ip_blocks[i].version->type ==
AMD_IP_BLOCK_TYPE_GFX ||
adev->ip_blocks[i].version->type ==
AMD_IP_BLOCK_TYPE_SDMA)) continue;
r = amdgpu_ip_block_suspend(&adev->ip_blocks[i]); if (r) return r;
}
return0;
}
staticint
sienna_cichlid_mode2_prepare_hwcontext(struct amdgpu_reset_control *reset_ctl, struct amdgpu_reset_context *reset_context)
{ int r = 0; struct amdgpu_device *adev = (struct amdgpu_device *)reset_ctl->handle;
if (!amdgpu_sriov_vf(adev)) { if (adev->gfxhub.funcs->mode2_save_regs)
adev->gfxhub.funcs->mode2_save_regs(adev); if (adev->gfxhub.funcs->halt)
adev->gfxhub.funcs->halt(adev);
r = sienna_cichlid_mode2_suspend_ip(adev);
}
r = sienna_cichlid_mode2_reset(adev); if (r) {
dev_err(adev->dev, "ASIC reset failed with error, %d ", r);
} return r;
}
staticint sienna_cichlid_mode2_restore_ip(struct amdgpu_device *adev)
{ int i, r; struct psp_context *psp = &adev->psp;
r = psp_rlc_autoload_start(psp); if (r) {
dev_err(adev->dev, "Failed to start rlc autoload\n"); return r;
}
/* Reinit GFXHUB */ if (adev->gfxhub.funcs->mode2_restore_regs)
adev->gfxhub.funcs->mode2_restore_regs(adev);
adev->gfxhub.funcs->init(adev);
r = adev->gfxhub.funcs->gart_enable(adev); if (r) {
dev_err(adev->dev, "GFXHUB gart reenable failed after reset\n"); return r;
}
for (i = 0; i < adev->num_ip_blocks; i++) { if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH) {
r = amdgpu_ip_block_resume(&adev->ip_blocks[i]); if (r) return r;
}
}
for (i = 0; i < adev->num_ip_blocks; i++) { if (!(adev->ip_blocks[i].version->type ==
AMD_IP_BLOCK_TYPE_GFX ||
adev->ip_blocks[i].version->type ==
AMD_IP_BLOCK_TYPE_SDMA)) continue;
r = amdgpu_ip_block_resume(&adev->ip_blocks[i]); if (r) return r;
}
for (i = 0; i < adev->num_ip_blocks; i++) { if (!(adev->ip_blocks[i].version->type ==
AMD_IP_BLOCK_TYPE_GFX ||
adev->ip_blocks[i].version->type ==
AMD_IP_BLOCK_TYPE_SDMA)) continue;
if (adev->ip_blocks[i].version->funcs->late_init) {
r = adev->ip_blocks[i].version->funcs->late_init(
&adev->ip_blocks[i]); if (r) {
dev_err(adev->dev, "late_init of IP block <%s> failed %d after reset\n",
adev->ip_blocks[i].version->funcs->name,
r); return r;
}
}
adev->ip_blocks[i].status.late_initialized = true;
}
amdgpu_set_init_level(tmp_adev, AMDGPU_INIT_LEVEL_DEFAULT);
r = amdgpu_ib_ring_tests(tmp_adev); if (r) {
dev_err(tmp_adev->dev, "ib ring test failed (%d).\n", r);
r = -EAGAIN; goto end;
}
INIT_WORK(&reset_ctl->reset_work, reset_ctl->async_reset); /* Only mode2 is handled through reset control now */
reset_ctl->reset_handlers = &sienna_cichlid_rst_handlers;
adev->reset_cntl = reset_ctl;
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