From: Christoph Bumiller Date: Wed, 27 Mar 2013 20:59:11 +0000 (+0100) Subject: drm/nve0/gr: add handling for a bunch of PGRAPH traps X-Git-Tag: MMI-PSA29.97-13-9~14266^2^2~36 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=bf3d8165e4761a0b87a899e56c658841974b5fcb;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git drm/nve0/gr: add handling for a bunch of PGRAPH traps Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c index 4b45afb62461..2a60258eefd4 100644 --- a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c @@ -77,11 +77,207 @@ nve0_graph_ctxctl_isr(struct nvc0_graph_priv *priv) nv_wr32(priv, 0x409c20, ustat); } +static const struct nouveau_enum nve0_mp_warp_error[] = { + { 0x00, "NO_ERROR" }, + { 0x01, "STACK_MISMATCH" }, + { 0x05, "MISALIGNED_PC" }, + { 0x08, "MISALIGNED_GPR" }, + { 0x09, "INVALID_OPCODE" }, + { 0x0d, "GPR_OUT_OF_BOUNDS" }, + { 0x0e, "MEM_OUT_OF_BOUNDS" }, + { 0x0f, "UNALIGNED_MEM_ACCESS" }, + { 0x11, "INVALID_PARAM" }, + {} +}; + +static const struct nouveau_enum nve0_mp_global_error[] = { + { 2, "MULTIPLE_WARP_ERRORS" }, + { 3, "OUT_OF_STACK_SPACE" }, + {} +}; + +static const struct nouveau_enum nve0_gpc_rop_error[] = { + { 1, "RT_PITCH_OVERRUN" }, + { 4, "RT_WIDTH_OVERRUN" }, + { 5, "RT_HEIGHT_OVERRUN" }, + { 7, "ZETA_STORAGE_TYPE_MISMATCH" }, + { 8, "RT_STORAGE_TYPE_MISMATCH" }, + { 10, "RT_LINEAR_MISMATCH" }, + {} +}; + +static const struct nouveau_enum nve0_sked_error[] = { + { 7, "CONSTANT_BUFFER_SIZE" }, + { 9, "LOCAL_MEMORY_SIZE_POS" }, + { 10, "LOCAL_MEMORY_SIZE_NEG" }, + { 11, "WARP_CSTACK_SIZE" }, + { 12, "TOTAL_TEMP_SIZE" }, + { 13, "REGISTER_COUNT" }, + { 18, "TOTAL_THREADS" }, + { 20, "PROGRAM_OFFSET" }, + { 21, "SHARED_MEMORY_SIZE" }, + { 25, "SHARED_CONFIG_TOO_SMALL" }, + { 26, "TOTAL_REGISTER_COUNT" }, + {} +}; + +static void +nve0_graph_mp_trap(struct nvc0_graph_priv *priv, int gpc, int tp) +{ + int i; + u32 werr = nv_rd32(priv, TPC_UNIT(gpc, tp, 0x648)); + u32 gerr = nv_rd32(priv, TPC_UNIT(gpc, tp, 0x650)); + + nv_error(priv, "GPC%i/TP%i/MP trap:", gpc, tp); + + for (i = 0; i <= 31; ++i) { + if (!(gerr & (1 << i))) + continue; + pr_cont(" "); + nouveau_enum_print(nve0_mp_global_error, i); + } + 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, tp, 0x50c), 0x2, 0x0); + + /* TODO: figure out how to resume after an MP trap */ +} + +static void +nve0_graph_tp_trap(struct nvc0_graph_priv *priv, int gpc, int tp) +{ + u32 stat = nv_rd32(priv, TPC_UNIT(gpc, tp, 0x508)); + + if (stat & 0x1) { + u32 trap = nv_rd32(priv, TPC_UNIT(gpc, tp, 0x224)); + nv_error(priv, "GPC%i/TP%i/TEX trap: %08x\n", + gpc, tp, trap); + + nv_wr32(priv, TPC_UNIT(gpc, tp, 0x224), 0xc0000000); + stat &= ~0x1; + } + + if (stat & 0x2) { + nve0_graph_mp_trap(priv, gpc, tp); + stat &= ~0x2; + } + + if (stat & 0x4) { + u32 trap = nv_rd32(priv, TPC_UNIT(gpc, tp, 0x084)); + nv_error(priv, "GPC%i/TP%i/POLY trap: %08x\n", + gpc, tp, trap); + + nv_wr32(priv, TPC_UNIT(gpc, tp, 0x084), 0xc0000000); + stat &= ~0x4; + } + + if (stat & 0x8) { + u32 trap = nv_rd32(priv, TPC_UNIT(gpc, tp, 0x48c)); + nv_error(priv, "GPC%i/TP%i/L1C trap: %08x\n", + gpc, tp, trap); + + nv_wr32(priv, TPC_UNIT(gpc, tp, 0x48c), 0xc0000000); + stat &= ~0x8; + } + + if (stat) { + nv_error(priv, "GPC%i/TP%i: unknown stat %08x\n", + gpc, tp, stat); + } +} + +static void +nve0_graph_gpc_trap(struct nvc0_graph_priv *priv) +{ + const u32 mask = nv_rd32(priv, 0x400118); + int gpc; + + for (gpc = 0; gpc < 4; ++gpc) { + u32 stat; + int tp; + + if (!(mask & (1 << gpc))) + continue; + stat = nv_rd32(priv, GPC_UNIT(gpc, 0x2c90)); + + if (stat & 0x0001) { + u32 trap[4]; + int i; + + trap[0] = nv_rd32(priv, GPC_UNIT(gpc, 0x0420)); + trap[1] = nv_rd32(priv, GPC_UNIT(gpc, 0x0434)); + trap[2] = nv_rd32(priv, GPC_UNIT(gpc, 0x0438)); + trap[3] = nv_rd32(priv, GPC_UNIT(gpc, 0x043c)); + + nv_error(priv, "GPC%i/PROP trap:", gpc); + for (i = 0; i <= 29; ++i) { + if (!(trap[0] & (1 << i))) + continue; + pr_cont(" "); + nouveau_enum_print(nve0_gpc_rop_error, i); + } + pr_cont("\n"); + + nv_error(priv, "x = %u, y = %u, " + "format = %x, storage type = %x\n", + trap[1] & 0xffff, + trap[1] >> 16, + (trap[2] >> 8) & 0x3f, + trap[3] & 0xff); + + nv_wr32(priv, GPC_UNIT(gpc, 0x0420), 0xc0000000); + stat &= ~0x0001; + } + + if (stat & 0x0002) { + u32 trap = nv_rd32(priv, GPC_UNIT(gpc, 0x0900)); + nv_error(priv, "GPC%i/ZCULL trap: %08x\n", gpc, + trap); + nv_wr32(priv, GPC_UNIT(gpc, 0x0900), 0xc0000000); + stat &= ~0x0002; + } + + if (stat & 0x0004) { + u32 trap = nv_rd32(priv, GPC_UNIT(gpc, 0x1028)); + nv_error(priv, "GPC%i/CCACHE trap: %08x\n", gpc, + trap); + nv_wr32(priv, GPC_UNIT(gpc, 0x1028), 0xc0000000); + stat &= ~0x0004; + } + + if (stat & 0x0008) { + u32 trap = nv_rd32(priv, GPC_UNIT(gpc, 0x0824)); + nv_error(priv, "GPC%i/ESETUP trap %08x\n", gpc, + trap); + nv_wr32(priv, GPC_UNIT(gpc, 0x0824), 0xc0000000); + stat &= ~0x0008; + } + + for (tp = 0; tp < 8; ++tp) { + if (stat & (1 << (16 + tp))) + nve0_graph_tp_trap(priv, gpc, tp); + } + stat &= ~0xff0000; + + if (stat) { + nv_error(priv, "GPC%i: unknown stat %08x\n", + gpc, stat); + } + } +} + + static void nve0_graph_trap_isr(struct nvc0_graph_priv *priv, int chid, u64 inst, struct nouveau_object *engctx) { u32 trap = nv_rd32(priv, 0x400108); + int i; int rop; if (trap & 0x00000001) { @@ -102,6 +298,32 @@ nve0_graph_trap_isr(struct nvc0_graph_priv *priv, int chid, u64 inst, trap &= ~0x00000010; } + if (trap & 0x00000100) { + u32 stat = nv_rd32(priv, 0x407020); + nv_error(priv, "SKED ch %d [0x%010llx %s]:", + chid, inst, nouveau_client_name(engctx)); + + for (i = 0; i <= 29; ++i) { + if (!(stat & (1 << i))) + continue; + pr_cont(" "); + nouveau_enum_print(nve0_sked_error, i); + } + pr_cont("\n"); + + if (stat & 0x3fffffff) + nv_wr32(priv, 0x407020, 0x40000000); + nv_wr32(priv, 0x400108, 0x00000100); + trap &= ~0x00000100; + } + + if (trap & 0x01000000) { + nv_error(priv, "GPC ch %d [0x%010llx %s]:\n", + chid, inst, nouveau_client_name(engctx)); + nve0_graph_gpc_trap(priv); + trap &= ~0x01000000; + } + if (trap & 0x02000000) { for (rop = 0; rop < priv->rop_nr; rop++) { u32 statz = nv_rd32(priv, ROP_UNIT(rop, 0x070));