/* * 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" #include"agp.h"
if (pci->agp.bridge) {
ret = nvkm_agp_init(pci); if (ret) return ret;
} elseif (pci_is_pcie(pci->pdev)) {
nvkm_pcie_init(pci);
}
if (pci->func->init)
pci->func->init(pci);
/* Ensure MSI interrupts are armed, for the case where there are * already interrupts pending (for whatever reason) at load time.
*/ if (pci->msi)
pci->func->msi_rearm(pci);
if (device->type == NVKM_DEVICE_AGP)
nvkm_agp_ctor(pci);
switch (pci->pdev->device & 0x0ff0) { case 0x00f0: case 0x02e0: /* BR02? NFI how these would be handled yet exactly */ break; default: switch (device->chipset) { case 0xaa: /* reported broken, nv also disable it */ break; default:
pci->msi = true; break;
}
}
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