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