From a34632482f1ea768429a9d4c79a10d12f5093405 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Wed, 13 Jan 2021 17:12:52 +1000
Subject: [PATCH 03/15] drm/nouveau/bios/ga10[024]: initial support

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>
---
 drivers/gpu/drm/nouveau/nvkm/engine/device/base.c      | 3 +++
 drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index 95c470d13cb9..7c35c32cdf73 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -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,
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c
index 3634cd0630b8..023ddc7c5399 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c
@@ -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
-- 
2.30.0