diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvc0_graph.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvc0_graph.c | 706 |
1 files changed, 705 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c index 717a517..e6ea7d8 100644 --- a/drivers/gpu/drm/nouveau/nvc0_graph.c +++ b/drivers/gpu/drm/nouveau/nvc0_graph.c @@ -22,9 +22,16 @@ * Authors: Ben Skeggs */ +#include <linux/firmware.h> + #include "drmP.h" #include "nouveau_drv.h" +#include "nouveau_mm.h" +#include "nvc0_graph.h" + +static void nvc0_graph_isr(struct drm_device *); +static int nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan); void nvc0_graph_fifo_access(struct drm_device *dev, bool enabled) @@ -37,39 +44,736 @@ nvc0_graph_channel(struct drm_device *dev) return NULL; } +static int +nvc0_graph_construct_context(struct nouveau_channel *chan) +{ + struct drm_nouveau_private *dev_priv = chan->dev->dev_private; + struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv; + struct nvc0_graph_chan *grch = chan->pgraph_ctx; + struct drm_device *dev = chan->dev; + int ret, i; + u32 *ctx; + + ctx = kmalloc(priv->grctx_size, GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + nvc0_graph_load_context(chan); + + nv_wo32(grch->grctx, 0x1c, 1); + nv_wo32(grch->grctx, 0x20, 0); + nv_wo32(grch->grctx, 0x28, 0); + nv_wo32(grch->grctx, 0x2c, 0); + dev_priv->engine.instmem.flush(dev); + + ret = nvc0_grctx_generate(chan); + if (ret) { + kfree(ctx); + return ret; + } + + ret = nvc0_graph_unload_context_to(dev, chan->ramin->vinst); + if (ret) { + kfree(ctx); + return ret; + } + + for (i = 0; i < priv->grctx_size; i += 4) + ctx[i / 4] = nv_ro32(grch->grctx, i); + + priv->grctx_vals = ctx; + return 0; +} + +static int +nvc0_graph_create_context_mmio_list(struct nouveau_channel *chan) +{ + struct drm_nouveau_private *dev_priv = chan->dev->dev_private; + struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv; + struct nvc0_graph_chan *grch = chan->pgraph_ctx; + struct drm_device *dev = chan->dev; + int i = 0, gpc, tp, ret; + u32 magic; + + ret = nouveau_gpuobj_new(dev, NULL, 0x2000, 256, NVOBJ_FLAG_VM, + &grch->unk408004); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(dev, NULL, 0x8000, 256, NVOBJ_FLAG_VM, + &grch->unk40800c); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(dev, NULL, 384 * 1024, 4096, + NVOBJ_FLAG_VM | NVOBJ_FLAG_VM_USER, + &grch->unk418810); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 0, NVOBJ_FLAG_VM, + &grch->mmio); + if (ret) + return ret; + + + nv_wo32(grch->mmio, i++ * 4, 0x00408004); + nv_wo32(grch->mmio, i++ * 4, grch->unk408004->vinst >> 8); + nv_wo32(grch->mmio, i++ * 4, 0x00408008); + nv_wo32(grch->mmio, i++ * 4, 0x80000018); + + nv_wo32(grch->mmio, i++ * 4, 0x0040800c); + nv_wo32(grch->mmio, i++ * 4, grch->unk40800c->vinst >> 8); + nv_wo32(grch->mmio, i++ * 4, 0x00408010); + nv_wo32(grch->mmio, i++ * 4, 0x80000000); + + nv_wo32(grch->mmio, i++ * 4, 0x00418810); + nv_wo32(grch->mmio, i++ * 4, 0x80000000 | grch->unk418810->vinst >> 12); + nv_wo32(grch->mmio, i++ * 4, 0x00419848); + nv_wo32(grch->mmio, i++ * 4, 0x10000000 | grch->unk418810->vinst >> 12); + + nv_wo32(grch->mmio, i++ * 4, 0x00419004); + nv_wo32(grch->mmio, i++ * 4, grch->unk40800c->vinst >> 8); + nv_wo32(grch->mmio, i++ * 4, 0x00419008); + nv_wo32(grch->mmio, i++ * 4, 0x00000000); + + nv_wo32(grch->mmio, i++ * 4, 0x00418808); + nv_wo32(grch->mmio, i++ * 4, grch->unk408004->vinst >> 8); + nv_wo32(grch->mmio, i++ * 4, 0x0041880c); + nv_wo32(grch->mmio, i++ * 4, 0x80000018); + + magic = 0x02180000; + nv_wo32(grch->mmio, i++ * 4, 0x00405830); + nv_wo32(grch->mmio, i++ * 4, magic); + for (gpc = 0; gpc < priv->gpc_nr; gpc++) { + for (tp = 0; tp < priv->tp_nr[gpc]; tp++, magic += 0x02fc) { + u32 reg = 0x504520 + (gpc * 0x8000) + (tp * 0x0800); + nv_wo32(grch->mmio, i++ * 4, reg); + nv_wo32(grch->mmio, i++ * 4, magic); + } + } + + grch->mmio_nr = i / 2; + return 0; +} + int nvc0_graph_create_context(struct nouveau_channel *chan) { + struct drm_nouveau_private *dev_priv = chan->dev->dev_private; + struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; + struct nvc0_graph_priv *priv = pgraph->priv; + struct nvc0_graph_chan *grch; + struct drm_device *dev = chan->dev; + struct nouveau_gpuobj *grctx; + int ret, i; + + chan->pgraph_ctx = kzalloc(sizeof(*grch), GFP_KERNEL); + if (!chan->pgraph_ctx) + return -ENOMEM; + grch = chan->pgraph_ctx; + + ret = nouveau_gpuobj_new(dev, NULL, priv->grctx_size, 256, + NVOBJ_FLAG_VM | NVOBJ_FLAG_ZERO_ALLOC, + &grch->grctx); + if (ret) + goto error; + chan->ramin_grctx = grch->grctx; + grctx = grch->grctx; + + ret = nvc0_graph_create_context_mmio_list(chan); + if (ret) + goto error; + + nv_wo32(chan->ramin, 0x0210, lower_32_bits(grctx->vinst) | 4); + nv_wo32(chan->ramin, 0x0214, upper_32_bits(grctx->vinst)); + pinstmem->flush(dev); + + if (!priv->grctx_vals) { + ret = nvc0_graph_construct_context(chan); + if (ret) + goto error; + } + + for (i = 0; i < priv->grctx_size; i += 4) + nv_wo32(grctx, i, priv->grctx_vals[i / 4]); + + nv_wo32(grctx, 0xf4, 0); + nv_wo32(grctx, 0xf8, 0); + nv_wo32(grctx, 0x10, grch->mmio_nr); + nv_wo32(grctx, 0x14, lower_32_bits(grch->mmio->vinst)); + nv_wo32(grctx, 0x18, upper_32_bits(grch->mmio->vinst)); + nv_wo32(grctx, 0x1c, 1); + nv_wo32(grctx, 0x20, 0); + nv_wo32(grctx, 0x28, 0); + nv_wo32(grctx, 0x2c, 0); + pinstmem->flush(dev); return 0; + +error: + pgraph->destroy_context(chan); + return ret; } void nvc0_graph_destroy_context(struct nouveau_channel *chan) { + struct nvc0_graph_chan *grch; + + grch = chan->pgraph_ctx; + chan->pgraph_ctx = NULL; + if (!grch) + return; + + nouveau_gpuobj_ref(NULL, &grch->mmio); + nouveau_gpuobj_ref(NULL, &grch->unk418810); + nouveau_gpuobj_ref(NULL, &grch->unk40800c); + nouveau_gpuobj_ref(NULL, &grch->unk408004); + nouveau_gpuobj_ref(NULL, &grch->grctx); + chan->ramin_grctx = NULL; } int nvc0_graph_load_context(struct nouveau_channel *chan) { + struct drm_device *dev = chan->dev; + + nv_wr32(dev, 0x409840, 0x00000030); + nv_wr32(dev, 0x409500, 0x80000000 | chan->ramin->vinst >> 12); + nv_wr32(dev, 0x409504, 0x00000003); + if (!nv_wait(dev, 0x409800, 0x00000010, 0x00000010)) + NV_ERROR(dev, "PGRAPH: load_ctx timeout\n"); + + return 0; +} + +static int +nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan) +{ + nv_wr32(dev, 0x409840, 0x00000003); + nv_wr32(dev, 0x409500, 0x80000000 | chan >> 12); + nv_wr32(dev, 0x409504, 0x00000009); + if (!nv_wait(dev, 0x409800, 0x00000001, 0x00000000)) { + NV_ERROR(dev, "PGRAPH: unload_ctx timeout\n"); + return -EBUSY; + } + return 0; } int nvc0_graph_unload_context(struct drm_device *dev) { - return 0; + u64 inst = (u64)(nv_rd32(dev, 0x409b00) & 0x0fffffff) << 12; + return nvc0_graph_unload_context_to(dev, inst); +} + +static void +nvc0_graph_destroy(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; + struct nvc0_graph_priv *priv; + + priv = pgraph->priv; + if (!priv) + return; + + nouveau_irq_unregister(dev, 12); + + nouveau_gpuobj_ref(NULL, &priv->unk4188b8); + nouveau_gpuobj_ref(NULL, &priv->unk4188b4); + + if (priv->grctx_vals) + kfree(priv->grctx_vals); + kfree(priv); } void nvc0_graph_takedown(struct drm_device *dev) { + nvc0_graph_destroy(dev); +} + +static int +nvc0_graph_create(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; + struct nvc0_graph_priv *priv; + int ret, gpc, i; + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + pgraph->priv = priv; + + ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 256, 0, &priv->unk4188b4); + if (ret) + goto error; + + ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 256, 0, &priv->unk4188b8); + if (ret) + goto error; + + for (i = 0; i < 0x1000; i += 4) { + nv_wo32(priv->unk4188b4, i, 0x00000010); + nv_wo32(priv->unk4188b8, i, 0x00000010); + } + + priv->gpc_nr = nv_rd32(dev, 0x409604) & 0x0000001f; + priv->rop_nr = (nv_rd32(dev, 0x409604) & 0x001f0000) >> 16; + for (gpc = 0; gpc < priv->gpc_nr; gpc++) { + priv->tp_nr[gpc] = nv_rd32(dev, GPC_UNIT(gpc, 0x2608)); + priv->tp_total += priv->tp_nr[gpc]; + } + + /*XXX: these need figuring out... */ + switch (dev_priv->chipset) { + case 0xc0: + if (priv->tp_total == 11) { /* 465, 3/4/4/0, 4 */ + priv->magic_not_rop_nr = 0x07; + /* filled values up to tp_total, the rest 0 */ + priv->magicgpc980[0] = 0x22111000; + priv->magicgpc980[1] = 0x00000233; + priv->magicgpc980[2] = 0x00000000; + priv->magicgpc980[3] = 0x00000000; + priv->magicgpc918 = 0x000ba2e9; + } else + if (priv->tp_total == 14) { /* 470, 3/3/4/4, 5 */ + priv->magic_not_rop_nr = 0x05; + priv->magicgpc980[0] = 0x11110000; + priv->magicgpc980[1] = 0x00233222; + priv->magicgpc980[2] = 0x00000000; + priv->magicgpc980[3] = 0x00000000; + priv->magicgpc918 = 0x00092493; + } else + if (priv->tp_total == 15) { /* 480, 3/4/4/4, 6 */ + priv->magic_not_rop_nr = 0x06; + priv->magicgpc980[0] = 0x11110000; + priv->magicgpc980[1] = 0x03332222; + priv->magicgpc980[2] = 0x00000000; + priv->magicgpc980[3] = 0x00000000; + priv->magicgpc918 = 0x00088889; + } + break; + case 0xc3: /* 450, 4/0/0/0, 2 */ + priv->magic_not_rop_nr = 0x03; + priv->magicgpc980[0] = 0x00003210; + priv->magicgpc980[1] = 0x00000000; + priv->magicgpc980[2] = 0x00000000; + priv->magicgpc980[3] = 0x00000000; + priv->magicgpc918 = 0x00200000; + break; + case 0xc4: /* 460, 3/4/0/0, 4 */ + priv->magic_not_rop_nr = 0x01; + priv->magicgpc980[0] = 0x02321100; + priv->magicgpc980[1] = 0x00000000; + priv->magicgpc980[2] = 0x00000000; + priv->magicgpc980[3] = 0x00000000; + priv->magicgpc918 = 0x00124925; + break; + } + + if (!priv->magic_not_rop_nr) { + NV_ERROR(dev, "PGRAPH: unknown config: %d/%d/%d/%d, %d\n", + priv->tp_nr[0], priv->tp_nr[1], priv->tp_nr[2], + priv->tp_nr[3], priv->rop_nr); + /* use 0xc3's values... */ + priv->magic_not_rop_nr = 0x03; + priv->magicgpc980[0] = 0x00003210; + priv->magicgpc980[1] = 0x00000000; + priv->magicgpc980[2] = 0x00000000; + priv->magicgpc980[3] = 0x00000000; + priv->magicgpc918 = 0x00200000; + } + + nouveau_irq_register(dev, 12, nvc0_graph_isr); + NVOBJ_CLASS(dev, 0x902d, GR); /* 2D */ + NVOBJ_CLASS(dev, 0x9039, GR); /* M2MF */ + NVOBJ_CLASS(dev, 0x9097, GR); /* 3D */ + NVOBJ_CLASS(dev, 0x90c0, GR); /* COMPUTE */ + return 0; + +error: + nvc0_graph_destroy(dev); + return ret; +} + +static void +nvc0_graph_init_obj418880(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; + struct nvc0_graph_priv *priv = pgraph->priv; + int i; + + nv_wr32(dev, GPC_BCAST(0x0880), 0x00000000); + nv_wr32(dev, GPC_BCAST(0x08a4), 0x00000000); + for (i = 0; i < 4; i++) + nv_wr32(dev, GPC_BCAST(0x0888) + (i * 4), 0x00000000); + nv_wr32(dev, GPC_BCAST(0x08b4), priv->unk4188b4->vinst >> 8); + nv_wr32(dev, GPC_BCAST(0x08b8), priv->unk4188b8->vinst >> 8); +} + +static void +nvc0_graph_init_regs(struct drm_device *dev) +{ + nv_wr32(dev, 0x400080, 0x003083c2); + nv_wr32(dev, 0x400088, 0x00006fe7); + nv_wr32(dev, 0x40008c, 0x00000000); + nv_wr32(dev, 0x400090, 0x00000030); + nv_wr32(dev, 0x40013c, 0x013901f7); + nv_wr32(dev, 0x400140, 0x00000100); + nv_wr32(dev, 0x400144, 0x00000000); + nv_wr32(dev, 0x400148, 0x00000110); + nv_wr32(dev, 0x400138, 0x00000000); + nv_wr32(dev, 0x400130, 0x00000000); + nv_wr32(dev, 0x400134, 0x00000000); + nv_wr32(dev, 0x400124, 0x00000002); +} + +static void +nvc0_graph_init_gpc_0(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv; + int gpc; + + // TP ROP UNKVAL(magic_not_rop_nr) + // 450: 4/0/0/0 2 3 + // 460: 3/4/0/0 4 1 + // 465: 3/4/4/0 4 7 + // 470: 3/3/4/4 5 5 + // 480: 3/4/4/4 6 6 + + // magicgpc918 + // 450: 00200000 00000000001000000000000000000000 + // 460: 00124925 00000000000100100100100100100101 + // 465: 000ba2e9 00000000000010111010001011101001 + // 470: 00092493 00000000000010010010010010010011 + // 480: 00088889 00000000000010001000100010001001 + + /* filled values up to tp_total, remainder 0 */ + // 450: 00003210 00000000 00000000 00000000 + // 460: 02321100 00000000 00000000 00000000 + // 465: 22111000 00000233 00000000 00000000 + // 470: 11110000 00233222 00000000 00000000 + // 480: 11110000 03332222 00000000 00000000 + + nv_wr32(dev, GPC_BCAST(0x0980), priv->magicgpc980[0]); + nv_wr32(dev, GPC_BCAST(0x0984), priv->magicgpc980[1]); + nv_wr32(dev, GPC_BCAST(0x0988), priv->magicgpc980[2]); + nv_wr32(dev, GPC_BCAST(0x098c), priv->magicgpc980[3]); + + for (gpc = 0; gpc < priv->gpc_nr; gpc++) { + nv_wr32(dev, GPC_UNIT(gpc, 0x0914), priv->magic_not_rop_nr << 8 | + priv->tp_nr[gpc]); + nv_wr32(dev, GPC_UNIT(gpc, 0x0910), 0x00040000 | priv->tp_total); + nv_wr32(dev, GPC_UNIT(gpc, 0x0918), priv->magicgpc918); + } + + nv_wr32(dev, GPC_BCAST(0x1bd4), priv->magicgpc918); + nv_wr32(dev, GPC_BCAST(0x08ac), priv->rop_nr); +} + +static void +nvc0_graph_init_units(struct drm_device *dev) +{ + nv_wr32(dev, 0x409c24, 0x000f0000); + nv_wr32(dev, 0x404000, 0xc0000000); /* DISPATCH */ + nv_wr32(dev, 0x404600, 0xc0000000); /* M2MF */ + nv_wr32(dev, 0x408030, 0xc0000000); + nv_wr32(dev, 0x40601c, 0xc0000000); + nv_wr32(dev, 0x404490, 0xc0000000); /* MACRO */ + nv_wr32(dev, 0x406018, 0xc0000000); + nv_wr32(dev, 0x405840, 0xc0000000); + nv_wr32(dev, 0x405844, 0x00ffffff); + nv_mask(dev, 0x419cc0, 0x00000008, 0x00000008); + nv_mask(dev, 0x419eb4, 0x00001000, 0x00001000); +} + +static void +nvc0_graph_init_gpc_1(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv; + int gpc, tp; + + for (gpc = 0; gpc < priv->gpc_nr; gpc++) { + nv_wr32(dev, GPC_UNIT(gpc, 0x0420), 0xc0000000); + nv_wr32(dev, GPC_UNIT(gpc, 0x0900), 0xc0000000); + nv_wr32(dev, GPC_UNIT(gpc, 0x1028), 0xc0000000); + nv_wr32(dev, GPC_UNIT(gpc, 0x0824), 0xc0000000); + for (tp = 0; tp < priv->tp_nr[gpc]; tp++) { + nv_wr32(dev, TP_UNIT(gpc, tp, 0x508), 0xffffffff); + nv_wr32(dev, TP_UNIT(gpc, tp, 0x50c), 0xffffffff); + nv_wr32(dev, TP_UNIT(gpc, tp, 0x224), 0xc0000000); + nv_wr32(dev, TP_UNIT(gpc, tp, 0x48c), 0xc0000000); + nv_wr32(dev, TP_UNIT(gpc, tp, 0x084), 0xc0000000); + nv_wr32(dev, TP_UNIT(gpc, tp, 0xe44), 0x001ffffe); + nv_wr32(dev, TP_UNIT(gpc, tp, 0xe4c), 0x0000000f); + } + nv_wr32(dev, GPC_UNIT(gpc, 0x2c90), 0xffffffff); + nv_wr32(dev, GPC_UNIT(gpc, 0x2c94), 0xffffffff); + } +} + +static void +nvc0_graph_init_rop(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv; + int rop; + + for (rop = 0; rop < priv->rop_nr; rop++) { + nv_wr32(dev, ROP_UNIT(rop, 0x144), 0xc0000000); + nv_wr32(dev, ROP_UNIT(rop, 0x070), 0xc0000000); + nv_wr32(dev, ROP_UNIT(rop, 0x204), 0xffffffff); + nv_wr32(dev, ROP_UNIT(rop, 0x208), 0xffffffff); + } +} + +static int +nvc0_fuc_load_fw(struct drm_device *dev, u32 fuc_base, + const char *code_fw, const char *data_fw) +{ + const struct firmware *fw; + char name[32]; + int ret, i; + + snprintf(name, sizeof(name), "nouveau/%s", data_fw); + ret = request_firmware(&fw, name, &dev->pdev->dev); + if (ret) { + NV_ERROR(dev, "failed to load %s\n", data_fw); + return ret; + } + + nv_wr32(dev, fuc_base + 0x01c0, 0x01000000); + for (i = 0; i < fw->size / 4; i++) + nv_wr32(dev, fuc_base + 0x01c4, ((u32 *)fw->data)[i]); + release_firmware(fw); + + snprintf(name, sizeof(name), "nouveau/%s", code_fw); + ret = request_firmware(&fw, name, &dev->pdev->dev); + if (ret) { + NV_ERROR(dev, "failed to load %s\n", code_fw); + return ret; + } + + nv_wr32(dev, fuc_base + 0x0180, 0x01000000); + for (i = 0; i < fw->size / 4; i++) { + if ((i & 0x3f) == 0) + nv_wr32(dev, fuc_base + 0x0188, i >> 6); + nv_wr32(dev, fuc_base + 0x0184, ((u32 *)fw->data)[i]); + } + release_firmware(fw); + + return 0; +} + +static int +nvc0_graph_init_ctxctl(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv; + u32 r000260; + int ret; + + /* load fuc microcode */ + r000260 = nv_mask(dev, 0x000260, 0x00000001, 0x00000000); + ret = nvc0_fuc_load_fw(dev, 0x409000, "fuc409c", "fuc409d"); + if (ret == 0) + ret = nvc0_fuc_load_fw(dev, 0x41a000, "fuc41ac", "fuc41ad"); + nv_wr32(dev, 0x000260, r000260); + + if (ret) + return ret; + + /* start both of them running */ + nv_wr32(dev, 0x409840, 0xffffffff); + nv_wr32(dev, 0x41a10c, 0x00000000); + nv_wr32(dev, 0x40910c, 0x00000000); + nv_wr32(dev, 0x41a100, 0x00000002); + nv_wr32(dev, 0x409100, 0x00000002); + if (!nv_wait(dev, 0x409800, 0x00000001, 0x00000001)) + NV_INFO(dev, "0x409800 wait failed\n"); + + nv_wr32(dev, 0x409840, 0xffffffff); + nv_wr32(dev, 0x409500, 0x7fffffff); + nv_wr32(dev, 0x409504, 0x00000021); + + nv_wr32(dev, 0x409840, 0xffffffff); + nv_wr32(dev, 0x409500, 0x00000000); + nv_wr32(dev, 0x409504, 0x00000010); + if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) { + NV_ERROR(dev, "fuc09 req 0x10 timeout\n"); + return -EBUSY; + } + priv->grctx_size = nv_rd32(dev, 0x409800); + + nv_wr32(dev, 0x409840, 0xffffffff); + nv_wr32(dev, 0x409500, 0x00000000); + nv_wr32(dev, 0x409504, 0x00000016); + if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) { + NV_ERROR(dev, "fuc09 req 0x16 timeout\n"); + return -EBUSY; + } + + nv_wr32(dev, 0x409840, 0xffffffff); + nv_wr32(dev, 0x409500, 0x00000000); + nv_wr32(dev, 0x409504, 0x00000025); + if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) { + NV_ERROR(dev, "fuc09 req 0x25 timeout\n"); + return -EBUSY; + } + + return 0; } int nvc0_graph_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; + struct nvc0_graph_priv *priv; + int ret; + dev_priv->engine.graph.accel_blocked = true; + + switch (dev_priv->chipset) { + case 0xc0: + case 0xc3: + case 0xc4: + break; + default: + NV_ERROR(dev, "PGRAPH: unsupported chipset, please report!\n"); + if (nouveau_noaccel != 0) + return 0; + break; + } + + nv_mask(dev, 0x000200, 0x18001000, 0x00000000); + nv_mask(dev, 0x000200, 0x18001000, 0x18001000); + + if (!pgraph->priv) { + ret = nvc0_graph_create(dev); + if (ret) + return ret; + } + priv = pgraph->priv; + + nvc0_graph_init_obj418880(dev); + nvc0_graph_init_regs(dev); + //nvc0_graph_init_unitplemented_magics(dev); + nvc0_graph_init_gpc_0(dev); + //nvc0_graph_init_unitplemented_c242(dev); + + nv_wr32(dev, 0x400500, 0x00010001); + nv_wr32(dev, 0x400100, 0xffffffff); + nv_wr32(dev, 0x40013c, 0xffffffff); + + nvc0_graph_init_units(dev); + nvc0_graph_init_gpc_1(dev); + nvc0_graph_init_rop(dev); + + nv_wr32(dev, 0x400108, 0xffffffff); + nv_wr32(dev, 0x400138, 0xffffffff); + nv_wr32(dev, 0x400118, 0xffffffff); + nv_wr32(dev, 0x400130, 0xffffffff); + nv_wr32(dev, 0x40011c, 0xffffffff); + nv_wr32(dev, 0x400134, 0xffffffff); + nv_wr32(dev, 0x400054, 0x34ce3464); + + ret = nvc0_graph_init_ctxctl(dev); + if (ret == 0) + dev_priv->engine.graph.accel_blocked = false; return 0; } +static int +nvc0_graph_isr_chid(struct drm_device *dev, u64 inst) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_channel *chan; + unsigned long flags; + int i; + + spin_lock_irqsave(&dev_priv->channels.lock, flags); + for (i = 0; i < dev_priv->engine.fifo.channels; i++) { + chan = dev_priv->channels.ptr[i]; + if (!chan || !chan->ramin) + continue; + + if (inst == chan->ramin->vinst) + break; + } + spin_unlock_irqrestore(&dev_priv->channels.lock, flags); + return i; +} + +static void +nvc0_graph_isr(struct drm_device *dev) +{ + u64 inst = (u64)(nv_rd32(dev, 0x409b00) & 0x0fffffff) << 12; + u32 chid = nvc0_graph_isr_chid(dev, inst); + u32 stat = nv_rd32(dev, 0x400100); + u32 addr = nv_rd32(dev, 0x400704); + u32 mthd = (addr & 0x00003ffc); + u32 subc = (addr & 0x00070000) >> 16; + u32 data = nv_rd32(dev, 0x400708); + u32 code = nv_rd32(dev, 0x400110); + u32 class = nv_rd32(dev, 0x404200 + (subc * 4)); + + if (stat & 0x00000010) { + NV_INFO(dev, "PGRAPH: ILLEGAL_MTHD ch %d [0x%010llx] subc %d " + "class 0x%04x mthd 0x%04x data 0x%08x\n", + chid, inst, subc, class, mthd, data); + nv_wr32(dev, 0x400100, 0x00000010); + stat &= ~0x00000010; + } + + if (stat & 0x00000020) { + NV_INFO(dev, "PGRAPH: ILLEGAL_CLASS ch %d [0x%010llx] subc %d " + "class 0x%04x mthd 0x%04x data 0x%08x\n", + chid, inst, subc, class, mthd, data); + nv_wr32(dev, 0x400100, 0x00000020); + stat &= ~0x00000020; + } + + if (stat & 0x00100000) { + NV_INFO(dev, "PGRAPH: DATA_ERROR ["); + nouveau_enum_print(nv50_data_error_names, code); + printk("] ch %d [0x%010llx] subc %d class 0x%04x " + "mthd 0x%04x data 0x%08x\n", + chid, inst, subc, class, mthd, data); + nv_wr32(dev, 0x400100, 0x00100000); + stat &= ~0x00100000; + } + + if (stat & 0x00200000) { + u32 trap = nv_rd32(dev, 0x400108); + NV_INFO(dev, "PGRAPH: TRAP ch %d status 0x%08x\n", chid, trap); + nv_wr32(dev, 0x400108, trap); + nv_wr32(dev, 0x400100, 0x00200000); + stat &= ~0x00200000; + } + + if (stat & 0x00080000) { + u32 ustat = nv_rd32(dev, 0x409c18); + + NV_INFO(dev, "PGRAPH: CTXCTRL ustat 0x%08x\n", ustat); + + nv_wr32(dev, 0x409c20, ustat); + nv_wr32(dev, 0x400100, 0x00080000); + stat &= ~0x00080000; + } + + if (stat) { + NV_INFO(dev, "PGRAPH: unknown stat 0x%08x\n", stat); + nv_wr32(dev, 0x400100, stat); + } + + nv_wr32(dev, 0x400500, 0x00010001); +} |