From 64373e4bb6e13f571145d32202907cdffe861550 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Sat, 10 Dec 2016 16:42:50 +1000 Subject: [PATCH] drm/nouveau/gr/gf100-: handle GPC/TPC/MPC trap Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c index b3d00ade7d82..f65a5b0a1a4d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c @@ -1041,6 +1041,13 @@ gf100_gr_trap_tpc(struct gf100_gr *gr, int gpc, int tpc) stat &= ~0x00000008; } + if (stat & 0x00000010) { + u32 trap = nvkm_rd32(device, TPC_UNIT(gpc, tpc, 0x0430)); + nvkm_error(subdev, "GPC%d/TPC%d/MPC: %08x\n", gpc, tpc, trap); + nvkm_wr32(device, TPC_UNIT(gpc, tpc, 0x0430), 0xc0000000); + stat &= ~0x00000010; + } + if (stat) { nvkm_error(subdev, "GPC%d/TPC%d/%08x: unknown\n", gpc, tpc, stat); }