From 16b133df331459004cf77b9b82f68ff3a2bef2be Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 7 May 2013 13:13:41 +1000 Subject: [PATCH] drm/nve0/gr: attempt to resume after sm traps Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/core/engine/graph/nve0.c | 22 ++++++---------------- 1 file changed, 6 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c index 8cb12c7..84249f8 100644 --- a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c @@ -89,9 +89,9 @@ static const struct nouveau_enum nve0_mp_warp_error[] = { {} }; -static const struct nouveau_enum nve0_mp_global_error[] = { - { 2, "MULTIPLE_WARP_ERRORS" }, - { 3, "OUT_OF_STACK_SPACE" }, +static const struct nouveau_bitfield nve0_mp_global_error[] = { + { 0x00000004, "MULTIPLE_WARP_ERRORS" }, + { 0x00000008, "OUT_OF_STACK_SPACE" }, {} }; @@ -125,27 +125,17 @@ nve0_graph_mp_trap(struct nvc0_graph_priv *priv, int gpc, int tpc) { u32 werr = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x648)); u32 gerr = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x650)); - int i; nv_error(priv, "GPC%i/TPC%i/MP trap:", gpc, tpc); - - for (i = 0; i <= 31; ++i) { - if (!(gerr & (1 << i))) - continue; - pr_cont(" "); - nouveau_enum_print(nve0_mp_global_error, i); - } - + nouveau_bitfield_print(nve0_mp_global_error, gerr); if (werr) { pr_cont(" "); nouveau_enum_print(nve0_mp_warp_error, werr & 0xffff); } pr_cont("\n"); - /* disable MP trap to avoid spam */ - nv_mask(priv, TPC_UNIT(gpc, tpc, 0x50c), 0x2, 0x0); - - /* TODO: figure out how to resume after an MP trap */ + nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x648), 0x00000000); + nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x650), gerr); } static void -- 2.7.4