From: Ben Skeggs <bskeggs@redhat.com>
Date: Tue, 8 May 2018 20:39:46 +1000
Subject: drm/nouveau/gr/gf100-: virtualise init_gpc_mmu + apply fixes from
traces
Git-commit: 1246f1dc224a2c4ab61a1454cff669918b92e9da
Patch-mainline: v4.18-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c | 2 +-
drivers/gpu/drm/nouveau/nvkm/engine/gr/gm107.c | 21 +++++++++++++++------
2 files changed, 16 insertions(+), 7 deletions(-)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
@@ -1920,7 +1920,7 @@ gf100_gr_init_gpc_mmu(struct gf100_gr *g
struct nvkm_fb *fb = device->fb;
nvkm_wr32(device, 0x418880, nvkm_rd32(device, 0x100c80) & 0x00000001);
- nvkm_wr32(device, 0x4188a4, 0x00000000);
+ nvkm_wr32(device, 0x4188a4, 0x03000000);
nvkm_wr32(device, 0x418888, 0x00000000);
nvkm_wr32(device, 0x41888c, 0x00000000);
nvkm_wr32(device, 0x418890, 0x00000000);
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gm107.c
@@ -308,22 +308,30 @@ gm107_gr_init_bios(struct gf100_gr *gr)
}
}
+static void
+gm107_gr_init_gpc_mmu(struct gf100_gr *gr)
+{
+ struct nvkm_device *device = gr->base.engine.subdev.device;
+ struct nvkm_fb *fb = device->fb;
+
+ nvkm_wr32(device, GPC_BCAST(0x0880), 0x00000000);
+ nvkm_wr32(device, GPC_BCAST(0x0890), 0x00000000);
+ nvkm_wr32(device, GPC_BCAST(0x0894), 0x00000000);
+ nvkm_wr32(device, GPC_BCAST(0x08b4), nvkm_memory_addr(fb->mmu_wr) >> 8);
+ nvkm_wr32(device, GPC_BCAST(0x08b8), nvkm_memory_addr(fb->mmu_rd) >> 8);
+}
+
static int
gm107_gr_init(struct gf100_gr *gr)
{
struct nvkm_device *device = gr->base.engine.subdev.device;
- struct nvkm_fb *fb = device->fb;
const u32 magicgpc918 = DIV_ROUND_UP(0x00800000, gr->tpc_total);
u32 data[TPC_MAX / 8] = {};
u8 tpcnr[GPC_MAX];
int gpc, tpc, rop;
int i;
- nvkm_wr32(device, GPC_BCAST(0x0880), 0x00000000);
- nvkm_wr32(device, GPC_BCAST(0x0890), 0x00000000);
- nvkm_wr32(device, GPC_BCAST(0x0894), 0x00000000);
- nvkm_wr32(device, GPC_BCAST(0x08b4), nvkm_memory_addr(fb->mmu_wr) >> 8);
- nvkm_wr32(device, GPC_BCAST(0x08b8), nvkm_memory_addr(fb->mmu_rd) >> 8);
+ gr->func->init_gpc_mmu(gr);
gf100_gr_mmio(gr, gr->func->mmio);
@@ -442,6 +450,7 @@ gm107_gr_gpccs_ucode = {
static const struct gf100_gr_func
gm107_gr = {
.init = gm107_gr_init,
+ .init_gpc_mmu = gm107_gr_init_gpc_mmu,
.init_rop_active_fbps = gk104_gr_init_rop_active_fbps,
.init_ppc_exceptions = gk104_gr_init_ppc_exceptions,
.mmio = gm107_gr_pack_mmio,