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drm/nouveau/pci/gp100: initial support 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2016-07-09 10:41:01 +10:00
parent be61c54cbe
commit 45aa4d0774
4 changed files with 47 additions and 0 deletions
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1
drivers/gpu/drm/nouveau/include/nvkm/subdev/pci.h
View File

@ -47,6 +47,7 @@ int g94_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
int gf100_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
int gf106_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
int gk104_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
int gp100_pci_new(struct nvkm_device *, int, struct nvkm_pci **);
/* pcie functions */
int nvkm_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);

1
drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
View File

@ -2152,6 +2152,7 @@ static const struct nvkm_device_chip
nv130_chipset = {
.name = "GP100",
.mc = gp100_mc_new,
.pci = gp100_pci_new,
.top = gk104_top_new,
};

1
drivers/gpu/drm/nouveau/nvkm/subdev/pci/Kbuild
View File

@ -10,3 +10,4 @@ nvkm-y += nvkm/subdev/pci/g94.o
nvkm-y += nvkm/subdev/pci/gf100.o
nvkm-y += nvkm/subdev/pci/gf106.o
nvkm-y += nvkm/subdev/pci/gk104.o
nvkm-y += nvkm/subdev/pci/gp100.o

44
drivers/gpu/drm/nouveau/nvkm/subdev/pci/gp100.c Normal file
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@ -0,0 +1,44 @@
/*
* 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"
static void
gp100_pci_msi_rearm(struct nvkm_pci *pci)
{
nvkm_pci_wr32(pci, 0x0704, 0x00000000);
}
static const struct nvkm_pci_func
gp100_pci_func = {
.rd32 = nv40_pci_rd32,
.wr08 = nv40_pci_wr08,
.wr32 = nv40_pci_wr32,
.msi_rearm = gp100_pci_msi_rearm,
};
int
gp100_pci_new(struct nvkm_device *device, int index, struct nvkm_pci **ppci)
{
return nvkm_pci_new_(&gp100_pci_func, device, index, ppci);
}