--- zzzz-none-000/linux-3.10.107/drivers/gpu/drm/nouveau/nouveau_chan.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/gpu/drm/nouveau/nouveau_chan.c 2021-02-04 17:41:59.000000000 +0000 @@ -22,16 +22,12 @@ * Authors: Ben Skeggs */ -#include -#include -#include -#include - -#include -#include -#include +#include +#include +#include -#include +/*XXX*/ +#include #include "nouveau_drm.h" #include "nouveau_dma.h" @@ -41,26 +37,30 @@ #include "nouveau_abi16.h" MODULE_PARM_DESC(vram_pushbuf, "Create DMA push buffers in VRAM"); -static int nouveau_vram_pushbuf; +int nouveau_vram_pushbuf; module_param_named(vram_pushbuf, nouveau_vram_pushbuf, int, 0400); int nouveau_channel_idle(struct nouveau_channel *chan) { - struct nouveau_cli *cli = chan->cli; - struct nouveau_fence *fence = NULL; - int ret; + if (likely(chan && chan->fence)) { + struct nouveau_cli *cli = (void *)chan->user.client; + struct nouveau_fence *fence = NULL; + int ret; + + ret = nouveau_fence_new(chan, false, &fence); + if (!ret) { + ret = nouveau_fence_wait(fence, false, false); + nouveau_fence_unref(&fence); + } - ret = nouveau_fence_new(chan, false, &fence); - if (!ret) { - ret = nouveau_fence_wait(fence, false, false); - nouveau_fence_unref(&fence); + if (ret) { + NV_PRINTK(err, cli, "failed to idle channel %d [%s]\n", + chan->chid, nvxx_client(&cli->base)->name); + return ret; + } } - - if (ret) - NV_ERROR(cli, "failed to idle channel 0x%08x [%s]\n", - chan->handle, cli->base.name); - return ret; + return 0; } void @@ -68,13 +68,13 @@ { struct nouveau_channel *chan = *pchan; if (chan) { - struct nouveau_object *client = nv_object(chan->cli); - if (chan->fence) { - nouveau_channel_idle(chan); + if (chan->fence) nouveau_fence(chan->drm)->context_del(chan); - } - nouveau_object_del(client, NVDRM_DEVICE, chan->handle); - nouveau_object_del(client, NVDRM_DEVICE, chan->push.handle); + nvif_object_fini(&chan->nvsw); + nvif_object_fini(&chan->gart); + nvif_object_fini(&chan->vram); + nvif_object_fini(&chan->user); + nvif_object_fini(&chan->push.ctxdma); nouveau_bo_vma_del(chan->push.buffer, &chan->push.vma); nouveau_bo_unmap(chan->push.buffer); if (chan->push.buffer && chan->push.buffer->pin_refcnt) @@ -86,18 +86,13 @@ } static int -nouveau_channel_prep(struct nouveau_drm *drm, struct nouveau_cli *cli, - u32 parent, u32 handle, u32 size, - struct nouveau_channel **pchan) +nouveau_channel_prep(struct nouveau_drm *drm, struct nvif_device *device, + u32 size, struct nouveau_channel **pchan) { - struct nouveau_device *device = nv_device(drm->device); - struct nouveau_instmem *imem = nouveau_instmem(device); - struct nouveau_vmmgr *vmm = nouveau_vmmgr(device); - struct nouveau_fb *pfb = nouveau_fb(device); - struct nouveau_client *client = &cli->base; - struct nv_dma_class args = {}; + struct nouveau_cli *cli = (void *)device->object.client; + struct nvkm_mmu *mmu = nvxx_mmu(device); + struct nv_dma_v0 args = {}; struct nouveau_channel *chan; - struct nouveau_object *push; u32 target; int ret; @@ -105,19 +100,18 @@ if (!chan) return -ENOMEM; - chan->cli = cli; + chan->device = device; chan->drm = drm; - chan->handle = handle; /* allocate memory for dma push buffer */ - target = TTM_PL_FLAG_TT; + target = TTM_PL_FLAG_TT | TTM_PL_FLAG_UNCACHED; if (nouveau_vram_pushbuf) target = TTM_PL_FLAG_VRAM; - ret = nouveau_bo_new(drm->dev, size, 0, target, 0, 0, NULL, + ret = nouveau_bo_new(drm->dev, size, 0, target, 0, 0, NULL, NULL, &chan->push.buffer); if (ret == 0) { - ret = nouveau_bo_pin(chan->push.buffer, target); + ret = nouveau_bo_pin(chan->push.buffer, target, false); if (ret == 0) ret = nouveau_bo_map(chan->push.buffer); } @@ -132,51 +126,54 @@ * we be able to call out to other (indirect) push buffers */ chan->push.vma.offset = chan->push.buffer->bo.offset; - chan->push.handle = NVDRM_PUSH | (handle & 0xffff); - if (device->card_type >= NV_50) { - ret = nouveau_bo_vma_add(chan->push.buffer, client->vm, + if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { + ret = nouveau_bo_vma_add(chan->push.buffer, cli->vm, &chan->push.vma); if (ret) { nouveau_channel_del(pchan); return ret; } - args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_VM; + args.target = NV_DMA_V0_TARGET_VM; + args.access = NV_DMA_V0_ACCESS_VM; args.start = 0; - args.limit = client->vm->vmm->limit - 1; + args.limit = cli->vm->mmu->limit - 1; } else if (chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM) { - u64 limit = pfb->ram.size - imem->reserved - 1; - if (device->card_type == NV_04) { + if (device->info.family == NV_DEVICE_INFO_V0_TNT) { /* nv04 vram pushbuf hack, retarget to its location in * the framebuffer bar rather than direct vram access.. * nfi why this exists, it came from the -nv ddx. */ - args.flags = NV_DMA_TARGET_PCI | NV_DMA_ACCESS_RDWR; - args.start = pci_resource_start(device->pdev, 1); - args.limit = args.start + limit; + args.target = NV_DMA_V0_TARGET_PCI; + args.access = NV_DMA_V0_ACCESS_RDWR; + args.start = nvxx_device(device)->func-> + resource_addr(nvxx_device(device), 1); + args.limit = args.start + device->info.ram_user - 1; } else { - args.flags = NV_DMA_TARGET_VRAM | NV_DMA_ACCESS_RDWR; + args.target = NV_DMA_V0_TARGET_VRAM; + args.access = NV_DMA_V0_ACCESS_RDWR; args.start = 0; - args.limit = limit; + args.limit = device->info.ram_user - 1; } } else { - if (chan->drm->agp.stat == ENABLED) { - args.flags = NV_DMA_TARGET_AGP | NV_DMA_ACCESS_RDWR; + if (chan->drm->agp.bridge) { + args.target = NV_DMA_V0_TARGET_AGP; + args.access = NV_DMA_V0_ACCESS_RDWR; args.start = chan->drm->agp.base; args.limit = chan->drm->agp.base + chan->drm->agp.size - 1; } else { - args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_RDWR; + args.target = NV_DMA_V0_TARGET_VM; + args.access = NV_DMA_V0_ACCESS_RDWR; args.start = 0; - args.limit = vmm->limit - 1; + args.limit = mmu->limit - 1; } } - ret = nouveau_object_new(nv_object(chan->cli), parent, - chan->push.handle, 0x0002, - &args, sizeof(args), &push); + ret = nvif_object_init(&device->object, 0, NV_DMA_FROM_MEMORY, + &args, sizeof(args), &chan->push.ctxdma); if (ret) { nouveau_channel_del(pchan); return ret; @@ -186,38 +183,68 @@ } static int -nouveau_channel_ind(struct nouveau_drm *drm, struct nouveau_cli *cli, - u32 parent, u32 handle, u32 engine, - struct nouveau_channel **pchan) +nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device, + u32 engine, struct nouveau_channel **pchan) { - static const u16 oclasses[] = { NVE0_CHANNEL_IND_CLASS, - NVC0_CHANNEL_IND_CLASS, - NV84_CHANNEL_IND_CLASS, - NV50_CHANNEL_IND_CLASS, + static const u16 oclasses[] = { MAXWELL_CHANNEL_GPFIFO_A, + KEPLER_CHANNEL_GPFIFO_A, + FERMI_CHANNEL_GPFIFO, + G82_CHANNEL_GPFIFO, + NV50_CHANNEL_GPFIFO, 0 }; const u16 *oclass = oclasses; - struct nve0_channel_ind_class args; + union { + struct nv50_channel_gpfifo_v0 nv50; + struct fermi_channel_gpfifo_v0 fermi; + struct kepler_channel_gpfifo_a_v0 kepler; + } args; struct nouveau_channel *chan; + u32 size; int ret; /* allocate dma push buffer */ - ret = nouveau_channel_prep(drm, cli, parent, handle, 0x12000, &chan); + ret = nouveau_channel_prep(drm, device, 0x12000, &chan); *pchan = chan; if (ret) return ret; /* create channel object */ - args.pushbuf = chan->push.handle; - args.ioffset = 0x10000 + chan->push.vma.offset; - args.ilength = 0x02000; - args.engine = engine; - do { - ret = nouveau_object_new(nv_object(cli), parent, handle, - *oclass++, &args, sizeof(args), - &chan->object); - if (ret == 0) + if (oclass[0] >= KEPLER_CHANNEL_GPFIFO_A) { + args.kepler.version = 0; + args.kepler.engine = engine; + args.kepler.ilength = 0x02000; + args.kepler.ioffset = 0x10000 + chan->push.vma.offset; + args.kepler.vm = 0; + size = sizeof(args.kepler); + } else + if (oclass[0] >= FERMI_CHANNEL_GPFIFO) { + args.fermi.version = 0; + args.fermi.ilength = 0x02000; + args.fermi.ioffset = 0x10000 + chan->push.vma.offset; + args.fermi.vm = 0; + size = sizeof(args.fermi); + } else { + args.nv50.version = 0; + args.nv50.ilength = 0x02000; + args.nv50.ioffset = 0x10000 + chan->push.vma.offset; + args.nv50.pushbuf = nvif_handle(&chan->push.ctxdma); + args.nv50.vm = 0; + size = sizeof(args.nv50); + } + + ret = nvif_object_init(&device->object, 0, *oclass++, + &args, size, &chan->user); + if (ret == 0) { + if (chan->user.oclass >= KEPLER_CHANNEL_GPFIFO_A) + chan->chid = args.kepler.chid; + else + if (chan->user.oclass >= FERMI_CHANNEL_GPFIFO) + chan->chid = args.fermi.chid; + else + chan->chid = args.nv50.chid; return ret; + } } while (*oclass); nouveau_channel_del(pchan); @@ -225,35 +252,37 @@ } static int -nouveau_channel_dma(struct nouveau_drm *drm, struct nouveau_cli *cli, - u32 parent, u32 handle, struct nouveau_channel **pchan) +nouveau_channel_dma(struct nouveau_drm *drm, struct nvif_device *device, + struct nouveau_channel **pchan) { - static const u16 oclasses[] = { NV40_CHANNEL_DMA_CLASS, - NV17_CHANNEL_DMA_CLASS, - NV10_CHANNEL_DMA_CLASS, - NV03_CHANNEL_DMA_CLASS, + static const u16 oclasses[] = { NV40_CHANNEL_DMA, + NV17_CHANNEL_DMA, + NV10_CHANNEL_DMA, + NV03_CHANNEL_DMA, 0 }; const u16 *oclass = oclasses; - struct nv03_channel_dma_class args; + struct nv03_channel_dma_v0 args; struct nouveau_channel *chan; int ret; /* allocate dma push buffer */ - ret = nouveau_channel_prep(drm, cli, parent, handle, 0x10000, &chan); + ret = nouveau_channel_prep(drm, device, 0x10000, &chan); *pchan = chan; if (ret) return ret; /* create channel object */ - args.pushbuf = chan->push.handle; + args.version = 0; + args.pushbuf = nvif_handle(&chan->push.ctxdma); args.offset = chan->push.vma.offset; do { - ret = nouveau_object_new(nv_object(cli), parent, handle, - *oclass++, &args, sizeof(args), - &chan->object); - if (ret == 0) + ret = nvif_object_init(&device->object, 0, *oclass++, + &args, sizeof(args), &chan->user); + if (ret == 0) { + chan->chid = args.chid; return ret; + } } while (ret && *oclass); nouveau_channel_del(pchan); @@ -263,60 +292,60 @@ static int nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart) { - struct nouveau_client *client = nv_client(chan->cli); - struct nouveau_device *device = nv_device(chan->drm->device); - struct nouveau_instmem *imem = nouveau_instmem(device); - struct nouveau_vmmgr *vmm = nouveau_vmmgr(device); - struct nouveau_fb *pfb = nouveau_fb(device); - struct nouveau_software_chan *swch; - struct nouveau_object *object; - struct nv_dma_class args = {}; + struct nvif_device *device = chan->device; + struct nouveau_cli *cli = (void *)chan->user.client; + struct nvkm_mmu *mmu = nvxx_mmu(device); + struct nv_dma_v0 args = {}; int ret, i; + nvif_object_map(&chan->user); + /* allocate dma objects to cover all allowed vram, and gart */ - if (device->card_type < NV_C0) { - if (device->card_type >= NV_50) { - args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_VM; + if (device->info.family < NV_DEVICE_INFO_V0_FERMI) { + if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { + args.target = NV_DMA_V0_TARGET_VM; + args.access = NV_DMA_V0_ACCESS_VM; args.start = 0; - args.limit = client->vm->vmm->limit - 1; + args.limit = cli->vm->mmu->limit - 1; } else { - args.flags = NV_DMA_TARGET_VRAM | NV_DMA_ACCESS_RDWR; + args.target = NV_DMA_V0_TARGET_VRAM; + args.access = NV_DMA_V0_ACCESS_RDWR; args.start = 0; - args.limit = pfb->ram.size - imem->reserved - 1; + args.limit = device->info.ram_user - 1; } - ret = nouveau_object_new(nv_object(client), chan->handle, vram, - 0x003d, &args, sizeof(args), &object); + ret = nvif_object_init(&chan->user, vram, NV_DMA_IN_MEMORY, + &args, sizeof(args), &chan->vram); if (ret) return ret; - if (device->card_type >= NV_50) { - args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_VM; + if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { + args.target = NV_DMA_V0_TARGET_VM; + args.access = NV_DMA_V0_ACCESS_VM; args.start = 0; - args.limit = client->vm->vmm->limit - 1; + args.limit = cli->vm->mmu->limit - 1; } else - if (chan->drm->agp.stat == ENABLED) { - args.flags = NV_DMA_TARGET_AGP | NV_DMA_ACCESS_RDWR; + if (chan->drm->agp.bridge) { + args.target = NV_DMA_V0_TARGET_AGP; + args.access = NV_DMA_V0_ACCESS_RDWR; args.start = chan->drm->agp.base; args.limit = chan->drm->agp.base + chan->drm->agp.size - 1; } else { - args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_RDWR; + args.target = NV_DMA_V0_TARGET_VM; + args.access = NV_DMA_V0_ACCESS_RDWR; args.start = 0; - args.limit = vmm->limit - 1; + args.limit = mmu->limit - 1; } - ret = nouveau_object_new(nv_object(client), chan->handle, gart, - 0x003d, &args, sizeof(args), &object); + ret = nvif_object_init(&chan->user, gart, NV_DMA_IN_MEMORY, + &args, sizeof(args), &chan->gart); if (ret) return ret; - - chan->vram = vram; - chan->gart = gart; } /* initialise dma tracking parameters */ - switch (nv_hclass(chan->object) & 0x00ff) { + switch (chan->user.oclass & 0x00ff) { case 0x006b: case 0x006e: chan->user_put = 0x40; @@ -346,28 +375,20 @@ for (i = 0; i < NOUVEAU_DMA_SKIPS; i++) OUT_RING(chan, 0x00000000); - /* allocate software object class (used for fences on <= nv05, and - * to signal flip completion), bind it to a subchannel. - */ - if ((device->card_type < NV_E0) || gart /* nve0: want_nvsw */) { - ret = nouveau_object_new(nv_object(client), chan->handle, - NvSw, nouveau_abi16_swclass(chan->drm), - NULL, 0, &object); + /* allocate software object class (used for fences on <= nv05) */ + if (device->info.family < NV_DEVICE_INFO_V0_CELSIUS) { + ret = nvif_object_init(&chan->user, 0x006e, + NVIF_IOCTL_NEW_V0_SW_NV04, + NULL, 0, &chan->nvsw); if (ret) return ret; - swch = (void *)object->parent; - swch->flip = nouveau_flip_complete; - swch->flip_data = chan; - } - - if (device->card_type < NV_C0) { ret = RING_SPACE(chan, 2); if (ret) return ret; BEGIN_NV04(chan, NvSubSw, 0x0000, 1); - OUT_RING (chan, NvSw); + OUT_RING (chan, chan->nvsw.handle); FIRE_RING (chan); } @@ -376,28 +397,34 @@ } int -nouveau_channel_new(struct nouveau_drm *drm, struct nouveau_cli *cli, - u32 parent, u32 handle, u32 arg0, u32 arg1, - struct nouveau_channel **pchan) +nouveau_channel_new(struct nouveau_drm *drm, struct nvif_device *device, + u32 arg0, u32 arg1, struct nouveau_channel **pchan) { + struct nouveau_cli *cli = (void *)device->object.client; + bool super; int ret; - ret = nouveau_channel_ind(drm, cli, parent, handle, arg0, pchan); + /* hack until fencenv50 is fixed, and agp access relaxed */ + super = cli->base.super; + cli->base.super = true; + + ret = nouveau_channel_ind(drm, device, arg0, pchan); if (ret) { - NV_DEBUG(cli, "ib channel create, %d\n", ret); - ret = nouveau_channel_dma(drm, cli, parent, handle, pchan); + NV_PRINTK(dbg, cli, "ib channel create, %d\n", ret); + ret = nouveau_channel_dma(drm, device, pchan); if (ret) { - NV_DEBUG(cli, "dma channel create, %d\n", ret); - return ret; + NV_PRINTK(dbg, cli, "dma channel create, %d\n", ret); + goto done; } } ret = nouveau_channel_init(*pchan, arg0, arg1); if (ret) { - NV_ERROR(cli, "channel failed to initialise, %d\n", ret); + NV_PRINTK(err, cli, "channel failed to initialise, %d\n", ret); nouveau_channel_del(pchan); - return ret; } - return 0; +done: + cli->base.super = super; + return ret; }