On Fri, 13 Sep 2019 at 21:33, Karol Herbst <kherbst@xxxxxxxxxx> wrote:
>
> v2: fixed compilation error
Is there any need for this patch at all now, if you're forcing 8_0
rather than the pre-DEVINIT speed?
>
> Signed-off-by: Karol Herbst <kherbst@xxxxxxxxxx>
> Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
> ---
> drm/nouveau/include/nvkm/subdev/pci.h | 1 +
> drm/nouveau/nvkm/subdev/pci/pcie.c | 8 ++++++++
> 2 files changed, 9 insertions(+)
>
> diff --git a/drm/nouveau/include/nvkm/subdev/pci.h b/drm/nouveau/include/nvkm/subdev/pci.h
> index 4803a4fad..b29101e48 100644
> --- a/drm/nouveau/include/nvkm/subdev/pci.h
> +++ b/drm/nouveau/include/nvkm/subdev/pci.h
> @@ -53,4 +53,5 @@ int gp100_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
>
> /* pcie functions */
> int nvkm_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);
> +enum nvkm_pcie_speed nvkm_pcie_get_speed(struct nvkm_pci *);
> #endif
> diff --git a/drm/nouveau/nvkm/subdev/pci/pcie.c b/drm/nouveau/nvkm/subdev/pci/pcie.c
> index 354ac4c85..b4203ff1a 100644
> --- a/drm/nouveau/nvkm/subdev/pci/pcie.c
> +++ b/drm/nouveau/nvkm/subdev/pci/pcie.c
> @@ -177,3 +177,11 @@ nvkm_pcie_set_link(struct nvkm_pci *pci, enum nvkm_pcie_speed speed, u8 width)
>
> return ret;
> }
> +
> +enum nvkm_pcie_speed
> +nvkm_pcie_get_speed(struct nvkm_pci *pci)
> +{
> + if (!pci || !pci_is_pcie(pci->pdev) || !pci->func->pcie.cur_speed)
> + return -ENODEV;
> + return pci->func->pcie.cur_speed(pci);
> +}
> --
> 2.21.0
>
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