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drm/nouveau/bios/ga10[024]: initial support

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Forcing PRAMIN-shadowing off for GA100, as it requires display, and we don't
know if/where the fuse register for detecting its presence is.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2021-01-13 17:12:52 +10:00
parent 70afbe4bdc
commit a34632482f
2 changed files with 6 additions and 0 deletions
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3
drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
View File

@ -2655,18 +2655,21 @@ nv168_chipset = {
static const struct nvkm_device_chip
nv170_chipset = {
.name = "GA100",
.bios = nvkm_bios_new,
.pci = gp100_pci_new,
};
static const struct nvkm_device_chip
nv172_chipset = {
.name = "GA102",
.bios = nvkm_bios_new,
.pci = gp100_pci_new,
};
static const struct nvkm_device_chip
nv174_chipset = {
.name = "GA104",
.bios = nvkm_bios_new,
.pci = gp100_pci_new,
};

3
drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c
View File

@ -64,6 +64,9 @@ pramin_init(struct nvkm_bios *bios, const char *name)
return NULL;
/* we can't get the bios image pointer without PDISP */
if (device->card_type >= GA100)
addr = device->chipset == 0x170; /*XXX: find the fuse reg for this */
else
if (device->card_type >= GM100)
addr = nvkm_rd32(device, 0x021c04);
else