Signed-off-by: Karol Herbst <nouv...@karolherbst.de> Reviewed-by: Martin Peres <martin.pe...@free.fr> Tested-by: Pierre Moreau <pierre.mor...@free.fr> --- drm/nouveau/nvkm/subdev/clk/base.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drm/nouveau/nvkm/subdev/clk/base.c b/drm/nouveau/nvkm/subdev/clk/base.c index 7102c25..763e1bf 100644 --- a/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drm/nouveau/nvkm/subdev/clk/base.c @@ -138,6 +138,7 @@ static int nvkm_cstate_new(struct nvkm_clk *clk, int idx, struct nvkm_pstate *pstate) { struct nvkm_bios *bios = clk->subdev.device->bios; + struct nvkm_volt *volt = clk->subdev.device->volt; const struct nvkm_domain *domain = clk->domains; struct nvkm_cstate *cstate = NULL; struct nvbios_cstepX cstepX; @@ -148,6 +149,9 @@ nvkm_cstate_new(struct nvkm_clk *clk, int idx, struct nvkm_pstate *pstate) if (!data) return -ENOENT; + if (volt && nvkm_volt_map_min(volt, cstepX.voltage) > volt->max_uv) + return -EINVAL; + cstate = kzalloc(sizeof(*cstate), GFP_KERNEL); if (!cstate) return -ENOMEM; -- 2.8.1 _______________________________________________ Nouveau mailing list Nouveau@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/nouveau