Hi Dave,
> +int nouveau_dynamic_power_set_state(struct drm_device *dev, int state)
> +{
> + struct nouveau_drm *drm = nouveau_drm(dev);
> + pm_message_t pmm = { .event = PM_EVENT_SUSPEND };
> +
> + if (state == DRM_SWITCH_POWER_DYNAMIC_OFF) {
> + dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
In existing set_state code, this switch_power_state is first set to
DRM_SWITCH_POWER_CHANGING. Is it sensible to do the same thing here?
> + drm_kms_helper_poll_disable(drm->dev);
> + vga_switcheroo_set_dynamic_switch(dev->pdev,
> VGA_SWITCHEROO_OFF,
false);
> + nouveau_switcheroo_optimus_dsm();
> + nouveau_drm_suspend(drm->dev->pdev, pmm);
> + vga_switcheroo_set_dynamic_switch(dev->pdev,
> VGA_SWITCHEROO_OFF,
true);
> + } else if (state == DRM_SWITCH_POWER_ON) {
> + vga_switcheroo_set_dynamic_switch(dev->pdev, VGA_SWITCHEROO_ON,
true);
> + nouveau_drm_resume(dev->pdev);
> + vga_switcheroo_set_dynamic_switch(dev->pdev, VGA_SWITCHEROO_ON,
false);
> + drm_kms_helper_poll_enable(dev);
> + dev->switch_power_state = DRM_SWITCH_POWER_ON;
Same here.
> + }
> +
> + return 0;
> +}
Regards,
Peter
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