On Wed, Mar 9, 2016 at 7:14 AM, Dave Airlie <airlied@xxxxxxxxx> wrote:
> From: Dave Airlie <airlied@xxxxxxxxxx>
>
> This fixes GPU auto powerdown on the Lenovo W541,
> since we advertise Windows 2013 to the ACPI layer.
>
> Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
> ---
> drivers/gpu/drm/nouveau/nouveau_vga.c | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_vga.c b/drivers/gpu/drm/nouveau/nouveau_vga.c
> index af89c36..b987427f 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_vga.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_vga.c
> @@ -101,8 +101,12 @@ nouveau_vga_init(struct nouveau_drm *drm)
> runtime = true;
> vga_switcheroo_register_client(dev->pdev, &nouveau_switcheroo_ops, runtime);
>
> - if (runtime && nouveau_is_v1_dsm() && !nouveau_is_optimus())
> - vga_switcheroo_init_domain_pm_ops(drm->dev->dev, &drm->vga_pm_domain);
> + if (runtime) {
> + if (nouveau_is_v1_dsm() && !nouveau_is_optimus())
> + vga_switcheroo_init_domain_pm_ops(drm->dev->dev, &drm->vga_pm_domain);
> + else if (nouveau_is_optimus())
> + vga_switcheroo_init_parent_pr3_ops(drm->dev->dev, &drm->vga_pm_domain);
> + }
> }
>
> void
> @@ -117,7 +121,7 @@ nouveau_vga_fini(struct nouveau_drm *drm)
> runtime = true;
>
> vga_switcheroo_unregister_client(dev->pdev);
> - if (runtime && nouveau_is_v1_dsm() && !nouveau_is_optimus())
> + if (runtime && (nouveau_is_v1_dsm() || nouveau_is_optimus()))
> vga_switcheroo_fini_domain_pm_ops(drm->dev->dev);
> vga_client_register(dev->pdev, NULL, NULL, NULL);
> }
> --
Looks reasonable to me.
Thanks,
Rafael
--
To unsubscribe from this list: send the line "unsubscribe linux-pci" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
