From caf2be8a345f9edd00f54a77629ff7509b1d6c4b Mon Sep 17 00:00:00 2001 From: Ilia Mirkin Date: Sat, 2 Jan 2016 17:54:51 -0500 Subject: [PATCH] drm/nouveau/gr/gf100: provide a bit more info for various errors Signed-off-by: Ilia Mirkin Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c | 78 +++++++++++++++++++++++--- 1 file changed, 69 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c index 414521b438f7..1f81069edc58 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c @@ -856,7 +856,41 @@ gf100_gr_units(struct nvkm_gr *base) return cfg; } +static const struct nvkm_bitfield gf100_dispatch_error[] = { + { 0x00000001, "INJECTED_BUNDLE_ERROR" }, + { 0x00000002, "CLASS_SUBCH_MISMATCH" }, + { 0x00000004, "SUBCHSW_DURING_NOTIFY" }, + {} +}; + +static const struct nvkm_bitfield gf100_m2mf_error[] = { + { 0x00000001, "PUSH_TOO_MUCH_DATA" }, + { 0x00000002, "PUSH_NOT_ENOUGH_DATA" }, + {} +}; + +static const struct nvkm_bitfield gf100_unk6_error[] = { + { 0x00000001, "TEMP_TOO_SMALL" }, + {} +}; + +static const struct nvkm_bitfield gf100_ccache_error[] = { + { 0x00000001, "INTR" }, + { 0x00000002, "LDCONST_OOB" }, + {} +}; + +static const struct nvkm_bitfield gf100_macro_error[] = { + { 0x00000001, "TOO_FEW_PARAMS" }, + { 0x00000002, "TOO_MANY_PARAMS" }, + { 0x00000004, "ILLEGAL_OPCODE" }, + { 0x00000008, "DOUBLE_BRANCH" }, + { 0x00000010, "WATCHDOG" }, + {} +}; + static const struct nvkm_bitfield gk104_sked_error[] = { + { 0x00000040, "CTA_RESUME" }, { 0x00000080, "CONSTANT_BUFFER_SIZE" }, { 0x00000200, "LOCAL_MEMORY_SIZE_POS" }, { 0x00000400, "LOCAL_MEMORY_SIZE_NEG" }, @@ -866,6 +900,8 @@ static const struct nvkm_bitfield gk104_sked_error[] = { { 0x00040000, "TOTAL_THREADS" }, { 0x00100000, "PROGRAM_OFFSET" }, { 0x00200000, "SHARED_MEMORY_SIZE" }, + { 0x00800000, "CTA_THREAD_DIMENSION_ZERO" }, + { 0x01000000, "MEMORY_WINDOW_OVERLAP" }, { 0x02000000, "SHARED_CONFIG_TOO_SMALL" }, { 0x04000000, "TOTAL_REGISTER_COUNT" }, {} @@ -1035,12 +1071,16 @@ gf100_gr_trap_intr(struct gf100_gr *gr) { struct nvkm_subdev *subdev = &gr->base.engine.subdev; struct nvkm_device *device = subdev->device; + char error[128]; u32 trap = nvkm_rd32(device, 0x400108); int rop, gpc; if (trap & 0x00000001) { u32 stat = nvkm_rd32(device, 0x404000); - nvkm_error(subdev, "DISPATCH %08x\n", stat); + + nvkm_snprintbf(error, sizeof(error), gf100_dispatch_error, + stat & 0x3fffffff); + nvkm_error(subdev, "DISPATCH %08x [%s]\n", stat, error); nvkm_wr32(device, 0x404000, 0xc0000000); nvkm_wr32(device, 0x400108, 0x00000001); trap &= ~0x00000001; @@ -1048,7 +1088,11 @@ gf100_gr_trap_intr(struct gf100_gr *gr) if (trap & 0x00000002) { u32 stat = nvkm_rd32(device, 0x404600); - nvkm_error(subdev, "M2MF %08x\n", stat); + + nvkm_snprintbf(error, sizeof(error), gf100_m2mf_error, + stat & 0x3fffffff); + nvkm_error(subdev, "M2MF %08x [%s]\n", stat, error); + nvkm_wr32(device, 0x404600, 0xc0000000); nvkm_wr32(device, 0x400108, 0x00000002); trap &= ~0x00000002; @@ -1056,7 +1100,10 @@ gf100_gr_trap_intr(struct gf100_gr *gr) if (trap & 0x00000008) { u32 stat = nvkm_rd32(device, 0x408030); - nvkm_error(subdev, "CCACHE %08x\n", stat); + + nvkm_snprintbf(error, sizeof(error), gf100_m2mf_error, + stat & 0x3fffffff); + nvkm_error(subdev, "CCACHE %08x [%s]\n", stat, error); nvkm_wr32(device, 0x408030, 0xc0000000); nvkm_wr32(device, 0x400108, 0x00000008); trap &= ~0x00000008; @@ -1064,7 +1111,8 @@ gf100_gr_trap_intr(struct gf100_gr *gr) if (trap & 0x00000010) { u32 stat = nvkm_rd32(device, 0x405840); - nvkm_error(subdev, "SHADER %08x\n", stat); + nvkm_error(subdev, "SHADER %08x, sph: 0x%06x, stage: 0x%02x\n", + stat, stat & 0xffffff, (stat >> 24) & 0x3f); nvkm_wr32(device, 0x405840, 0xc0000000); nvkm_wr32(device, 0x400108, 0x00000010); trap &= ~0x00000010; @@ -1072,7 +1120,11 @@ gf100_gr_trap_intr(struct gf100_gr *gr) if (trap & 0x00000040) { u32 stat = nvkm_rd32(device, 0x40601c); - nvkm_error(subdev, "UNK6 %08x\n", stat); + + nvkm_snprintbf(error, sizeof(error), gf100_unk6_error, + stat & 0x3fffffff); + nvkm_error(subdev, "UNK6 %08x [%s]\n", stat, error); + nvkm_wr32(device, 0x40601c, 0xc0000000); nvkm_wr32(device, 0x400108, 0x00000040); trap &= ~0x00000040; @@ -1080,7 +1132,16 @@ gf100_gr_trap_intr(struct gf100_gr *gr) if (trap & 0x00000080) { u32 stat = nvkm_rd32(device, 0x404490); - nvkm_error(subdev, "MACRO %08x\n", stat); + u32 pc = nvkm_rd32(device, 0x404494); + u32 op = nvkm_rd32(device, 0x40449c); + + nvkm_snprintbf(error, sizeof(error), gf100_macro_error, + stat & 0x1fffffff); + nvkm_error(subdev, "MACRO %08x [%s], pc: 0x%03x%s, op: 0x%08x\n", + stat, error, pc & 0x7ff, + (pc & 0x10000000) ? "" : " (invalid)", + op); + nvkm_wr32(device, 0x404490, 0xc0000000); nvkm_wr32(device, 0x400108, 0x00000080); trap &= ~0x00000080; @@ -1088,10 +1149,9 @@ gf100_gr_trap_intr(struct gf100_gr *gr) if (trap & 0x00000100) { u32 stat = nvkm_rd32(device, 0x407020) & 0x3fffffff; - char sked[128]; - nvkm_snprintbf(sked, sizeof(sked), gk104_sked_error, stat); - nvkm_error(subdev, "SKED: %08x [%s]\n", stat, sked); + nvkm_snprintbf(error, sizeof(error), gk104_sked_error, stat); + nvkm_error(subdev, "SKED: %08x [%s]\n", stat, error); if (stat) nvkm_wr32(device, 0x407020, 0x40000000); -- 2.11.0