/* * Copyright 2015 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Ben Skeggs <bskeggs@redhat.com> */ #include "priv.h" int g92_pcie_version_supported(struct nvkm_pci *pci) { if ((nvkm_pci_rd32(pci, 0x460) & 0x200) == 0x200) return 2; return 1; } static const struct nvkm_pci_func g92_pci_func = { .init = g84_pci_init, .rd32 = nv40_pci_rd32, .wr08 = nv40_pci_wr08, .wr32 = nv40_pci_wr32, .msi_rearm = nv46_pci_msi_rearm, .pcie.init = g84_pcie_init, .pcie.set_link = g84_pcie_set_link, .pcie.max_speed = g84_pcie_max_speed, .pcie.cur_speed = g84_pcie_cur_speed, .pcie.set_version = g84_pcie_set_version, .pcie.version = g84_pcie_version, .pcie.version_supported = g92_pcie_version_supported, }; int g92_pci_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_pci **ppci) { return nvkm_pci_new_(&g92_pci_func, device, type, inst, ppci); }