drm/nouveau/perf: change pcie speed on pstate change

v2: remove error and only set link for pcie devices
v6: remove check for pcie device

Signed-off-by: Karol Herbst <nouveau@karolherbst.de>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c
index c769aff04531..889cce2eb727 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c
@@ -176,6 +176,7 @@ nvkm_pstate_prog(struct nvkm_clk *clk, int pstatei)
 {
         struct nvkm_subdev *subdev = &clk->subdev;
         struct nvkm_ram *ram = subdev->device->fb->ram;
+        struct nvkm_pci *pci = subdev->device->pci;
         struct nvkm_pstate *pstate;
         int ret, idx = 0;
 
@@ -187,6 +188,8 @@ nvkm_pstate_prog(struct nvkm_clk *clk, int pstatei)
         nvkm_debug(subdev, "setting performance state %d\n", pstatei);
         clk->pstate = pstatei;
 
+        nvkm_pcie_set_link(pci, pstate->pcie_speed, pstate->pcie_width);
+
         if (ram && ram->func->calc) {
                 int khz = pstate->base.domain[nv_clk_src_mem];
                 do {