5113f6f70
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kernel add
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/*
* 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"
u32
nv40_pci_rd32(struct nvkm_pci *pci, u16 addr)
{
struct nvkm_device *device = pci->subdev.device;
return nvkm_rd32(device, 0x088000 + addr);
}
void
nv40_pci_wr08(struct nvkm_pci *pci, u16 addr, u8 data)
{
struct nvkm_device *device = pci->subdev.device;
nvkm_wr08(device, 0x088000 + addr, data);
}
void
nv40_pci_wr32(struct nvkm_pci *pci, u16 addr, u32 data)
{
struct nvkm_device *device = pci->subdev.device;
nvkm_wr32(device, 0x088000 + addr, data);
}
void
nv40_pci_msi_rearm(struct nvkm_pci *pci)
{
nvkm_pci_wr08(pci, 0x0068, 0xff);
}
static const struct nvkm_pci_func
nv40_pci_func = {
.rd32 = nv40_pci_rd32,
.wr08 = nv40_pci_wr08,
.wr32 = nv40_pci_wr32,
.msi_rearm = nv40_pci_msi_rearm,
};
int
nv40_pci_new(struct nvkm_device *device, int index, struct nvkm_pci **ppci)
{
return nvkm_pci_new_(&nv40_pci_func, device, index, ppci);
}
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