/* * Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. * Copyright 2005 Stephane Marchesin * * The Weather Channel (TM) funded Tungsten Graphics to develop the * initial release of the Radeon 8500 driver under the XFree86 license. * This notice must be preserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Authors: * Keith Whitwell */ #include "drmP.h" #include "drm.h" #include "drm_sarea.h" #include "nouveau_drv.h" #include "nouveau_pm.h" #include "nouveau_mm.h" #include "nouveau_vm.h" /* * NV10-NV40 tiling helpers */ static void nv10_mem_update_tile_region(struct drm_device *dev, struct nouveau_tile_reg *tile, uint32_t addr, uint32_t size, uint32_t pitch, uint32_t flags) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo; struct nouveau_fb_engine *pfb = &dev_priv->engine.fb; int i = tile - dev_priv->tile.reg, j; unsigned long save; nouveau_fence_unref(&tile->fence); if (tile->pitch) pfb->free_tile_region(dev, i); if (pitch) pfb->init_tile_region(dev, i, addr, size, pitch, flags); spin_lock_irqsave(&dev_priv->context_switch_lock, save); pfifo->reassign(dev, false); pfifo->cache_pull(dev, false); nouveau_wait_for_idle(dev); pfb->set_tile_region(dev, i); for (j = 0; j < NVOBJ_ENGINE_NR; j++) { if (dev_priv->eng[j] && dev_priv->eng[j]->set_tile_region) dev_priv->eng[j]->set_tile_region(dev, i); } pfifo->cache_pull(dev, true); pfifo->reassign(dev, true); spin_unlock_irqrestore(&dev_priv->context_switch_lock, save); } static struct nouveau_tile_reg * nv10_mem_get_tile_region(struct drm_device *dev, int i) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i]; spin_lock(&dev_priv->tile.lock); if (!tile->used && (!tile->fence || nouveau_fence_signalled(tile->fence))) tile->used = true; else tile = NULL; spin_unlock(&dev_priv->tile.lock); return tile; } void nv10_mem_put_tile_region(struct drm_device *dev, struct nouveau_tile_reg *tile, struct nouveau_fence *fence) { struct drm_nouveau_private *dev_priv = dev->dev_private; if (tile) { spin_lock(&dev_priv->tile.lock); if (fence) { /* Mark it as pending. */ tile->fence = fence; nouveau_fence_ref(fence); } tile->used = false; spin_unlock(&dev_priv->tile.lock); } } struct nouveau_tile_reg * nv10_mem_set_tiling(struct drm_device *dev, uint32_t addr, uint32_t size, uint32_t pitch, uint32_t flags) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_fb_engine *pfb = &dev_priv->engine.fb; struct nouveau_tile_reg *tile, *found = NULL; int i; for (i = 0; i < pfb->num_tiles; i++) { tile = nv10_mem_get_tile_region(dev, i); if (pitch && !found) { found = tile; continue; } else if (tile && tile->pitch) { /* Kill an unused tile region. */ nv10_mem_update_tile_region(dev, tile, 0, 0, 0, 0); } nv10_mem_put_tile_region(dev, tile, NULL); } if (found) nv10_mem_update_tile_region(dev, found, addr, size, pitch, flags); return found; } /* * Cleanup everything */ void nouveau_mem_vram_fini(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; ttm_bo_device_release(&dev_priv->ttm.bdev); nouveau_ttm_global_release(dev_priv); if (dev_priv->fb_mtrr >= 0) { drm_mtrr_del(dev_priv->fb_mtrr, pci_resource_start(dev->pdev, 1), pci_resource_len(dev->pdev, 1), DRM_MTRR_WC); dev_priv->fb_mtrr = -1; } } void nouveau_mem_gart_fini(struct drm_device *dev) { nouveau_sgdma_takedown(dev); if (drm_core_has_AGP(dev) && dev->agp) { struct drm_agp_mem *entry, *tempe; /* Remove AGP resources, but leave dev->agp intact until drv_cleanup is called. */ list_for_each_entry_safe(entry, tempe, &dev->agp->memory, head) { if (entry->bound) drm_unbind_agp(entry->memory); drm_free_agp(entry->memory, entry->pages); kfree(entry); } INIT_LIST_HEAD(&dev->agp->memory); if (dev->agp->acquired) drm_agp_release(dev); dev->agp->acquired = 0; dev->agp->enabled = 0; } } bool nouveau_mem_flags_valid(struct drm_device *dev, u32 tile_flags) { if (!(tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)) return true; return false; } #if __OS_HAS_AGP static unsigned long get_agp_mode(struct drm_device *dev, unsigned long mode) { struct drm_nouveau_private *dev_priv = dev->dev_private; /* * FW seems to be broken on nv18, it makes the card lock up * randomly. */ if (dev_priv->chipset == 0x18) mode &= ~PCI_AGP_COMMAND_FW; /* * AGP mode set in the command line. */ if (nouveau_agpmode > 0) { bool agpv3 = mode & 0x8; int rate = agpv3 ? nouveau_agpmode / 4 : nouveau_agpmode; mode = (mode & ~0x7) | (rate & 0x7); } return mode; } #endif int nouveau_mem_reset_agp(struct drm_device *dev) { #if __OS_HAS_AGP uint32_t saved_pci_nv_1, pmc_enable; int ret; /* First of all, disable fast writes, otherwise if it's * already enabled in the AGP bridge and we disable the card's * AGP controller we might be locking ourselves out of it. */ if ((nv_rd32(dev, NV04_PBUS_PCI_NV_19) | dev->agp->mode) & PCI_AGP_COMMAND_FW) { struct drm_agp_info info; struct drm_agp_mode mode; ret = drm_agp_info(dev, &info); if (ret) return ret; mode.mode = get_agp_mode(dev, info.mode) & ~PCI_AGP_COMMAND_FW; ret = drm_agp_enable(dev, mode); if (ret) return ret; } saved_pci_nv_1 = nv_rd32(dev, NV04_PBUS_PCI_NV_1); /* clear busmaster bit */ nv_wr32(dev, NV04_PBUS_PCI_NV_1, saved_pci_nv_1 & ~0x4); /* disable AGP */ nv_wr32(dev, NV04_PBUS_PCI_NV_19, 0); /* power cycle pgraph, if enabled */ pmc_enable = nv_rd32(dev, NV03_PMC_ENABLE); if (pmc_enable & NV_PMC_ENABLE_PGRAPH) { nv_wr32(dev, NV03_PMC_ENABLE, pmc_enable & ~NV_PMC_ENABLE_PGRAPH); nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) | NV_PMC_ENABLE_PGRAPH); } /* and restore (gives effect of resetting AGP) */ nv_wr32(dev, NV04_PBUS_PCI_NV_1, saved_pci_nv_1); #endif return 0; } int nouveau_mem_init_agp(struct drm_device *dev) { #if __OS_HAS_AGP struct drm_nouveau_private *dev_priv = dev->dev_private; struct drm_agp_info info; struct drm_agp_mode mode; int ret; if (!dev->agp->acquired) { ret = drm_agp_acquire(dev); if (ret) { NV_ERROR(dev, "Unable to acquire AGP: %d\n", ret); return ret; } } nouveau_mem_reset_agp(dev); ret = drm_agp_info(dev, &info); if (ret) { NV_ERROR(dev, "Unable to get AGP info: %d\n", ret); return ret; } /* see agp.h for the AGPSTAT_* modes available */ mode.mode = get_agp_mode(dev, info.mode); ret = drm_agp_enable(dev, mode); if (ret) { NV_ERROR(dev, "Unable to enable AGP: %d\n", ret); return ret; } dev_priv->gart_info.type = NOUVEAU_GART_AGP; dev_priv->gart_info.aper_base = info.aperture_base; dev_priv->gart_info.aper_size = info.aperture_size; #endif return 0; } static const struct vram_types { int value; const char *name; } vram_type_map[] = { { NV_MEM_TYPE_STOLEN , "stolen system memory" }, { NV_MEM_TYPE_SGRAM , "SGRAM" }, { NV_MEM_TYPE_SDRAM , "SDRAM" }, { NV_MEM_TYPE_DDR1 , "DDR1" }, { NV_MEM_TYPE_DDR2 , "DDR2" }, { NV_MEM_TYPE_DDR3 , "DDR3" }, { NV_MEM_TYPE_GDDR2 , "GDDR2" }, { NV_MEM_TYPE_GDDR3 , "GDDR3" }, { NV_MEM_TYPE_GDDR4 , "GDDR4" }, { NV_MEM_TYPE_GDDR5 , "GDDR5" }, { NV_MEM_TYPE_UNKNOWN, "unknown type" } }; int nouveau_mem_vram_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct ttm_bo_device *bdev = &dev_priv->ttm.bdev; const struct vram_types *vram_type; int ret, dma_bits; dma_bits = 32; if (dev_priv->card_type >= NV_50) { if (pci_dma_supported(dev->pdev, DMA_BIT_MASK(40))) dma_bits = 40; } else if (0 && pci_is_pcie(dev->pdev) && dev_priv->chipset > 0x40 && dev_priv->chipset != 0x45) { if (pci_dma_supported(dev->pdev, DMA_BIT_MASK(39))) dma_bits = 39; } ret = pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(dma_bits)); if (ret) return ret; ret = pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(dma_bits)); if (ret) { /* Reset to default value. */ pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32)); } ret = nouveau_ttm_global_init(dev_priv); if (ret) return ret; ret = ttm_bo_device_init(&dev_priv->ttm.bdev, dev_priv->ttm.bo_global_ref.ref.object, &nouveau_bo_driver, DRM_FILE_PAGE_OFFSET, dma_bits <= 32 ? true : false); if (ret) { NV_ERROR(dev, "Error initialising bo driver: %d\n", ret); return ret; } vram_type = vram_type_map; while (vram_type->value != NV_MEM_TYPE_UNKNOWN) { if (nouveau_vram_type) { if (!strcasecmp(nouveau_vram_type, vram_type->name)) break; dev_priv->vram_type = vram_type->value; } else { if (vram_type->value == dev_priv->vram_type) break; } vram_type++; } NV_INFO(dev, "Detected %dMiB VRAM (%s)\n", (int)(dev_priv->vram_size >> 20), vram_type->name); if (dev_priv->vram_sys_base) { NV_INFO(dev, "Stolen system memory at: 0x%010llx\n", dev_priv->vram_sys_base); } dev_priv->fb_available_size = dev_priv->vram_size; dev_priv->fb_mappable_pages = dev_priv->fb_available_size; if (dev_priv->fb_mappable_pages > pci_resource_len(dev->pdev, 1)) dev_priv->fb_mappable_pages = pci_resource_len(dev->pdev, 1); dev_priv->fb_mappable_pages >>= PAGE_SHIFT; dev_priv->fb_available_size -= dev_priv->ramin_rsvd_vram; dev_priv->fb_aper_free = dev_priv->fb_available_size; /* mappable vram */ ret = ttm_bo_init_mm(bdev, TTM_PL_VRAM, dev_priv->fb_available_size >> PAGE_SHIFT); if (ret) { NV_ERROR(dev, "Failed VRAM mm init: %d\n", ret); return ret; } if (dev_priv->card_type < NV_50) { ret = nouveau_bo_new(dev, 256*1024, 0, TTM_PL_FLAG_VRAM, 0, 0, &dev_priv->vga_ram); if (ret == 0) ret = nouveau_bo_pin(dev_priv->vga_ram, TTM_PL_FLAG_VRAM); if (ret) { NV_WARN(dev, "failed to reserve VGA memory\n"); nouveau_bo_ref(NULL, &dev_priv->vga_ram); } } dev_priv->fb_mtrr = drm_mtrr_add(pci_resource_start(dev->pdev, 1), pci_resource_len(dev->pdev, 1), DRM_MTRR_WC); return 0; } int nouveau_mem_gart_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct ttm_bo_device *bdev = &dev_priv->ttm.bdev; int ret; dev_priv->gart_info.type = NOUVEAU_GART_NONE; #if !defined(__powerpc__) && !defined(__ia64__) if (drm_pci_device_is_agp(dev) && dev->agp && nouveau_agpmode) { ret = nouveau_mem_init_agp(dev); if (ret) NV_ERROR(dev, "Error initialising AGP: %d\n", ret); } #endif if (dev_priv->gart_info.type == NOUVEAU_GART_NONE) { ret = nouveau_sgdma_init(dev); if (ret) { NV_ERROR(dev, "Error initialising PCI(E): %d\n", ret); return ret; } } NV_INFO(dev, "%d MiB GART (aperture)\n", (int)(dev_priv->gart_info.aper_size >> 20)); dev_priv->gart_info.aper_free = dev_priv->gart_info.aper_size; ret = ttm_bo_init_mm(bdev, TTM_PL_TT, dev_priv->gart_info.aper_size >> PAGE_SHIFT); if (ret) { NV_ERROR(dev, "Failed TT mm init: %d\n", ret); return ret; } return 0; } /* XXX: For now a dummy. More samples required, possibly even a card * Called from nouveau_perf.c */ void nv30_mem_timing_entry(struct drm_device *dev, struct nouveau_pm_tbl_header *hdr, struct nouveau_pm_tbl_entry *e, uint8_t magic_number, struct nouveau_pm_memtiming *timing) { NV_DEBUG(dev,"Timing entry format unknown, please contact nouveau developers"); } void nv40_mem_timing_entry(struct drm_device *dev, struct nouveau_pm_tbl_header *hdr, struct nouveau_pm_tbl_entry *e, uint8_t magic_number, struct nouveau_pm_memtiming *timing) { timing->reg_0 = (e->tRC << 24 | e->tRFC << 16 | e->tRAS << 8 | e->tRP); /* XXX: I don't trust the -1's and +1's... they must come * from somewhere! */ timing->reg_1 = (e->tWR + 2 + magic_number) << 24 | 1 << 16 | (e->tUNK_1 + 2 + magic_number) << 8 | (e->tCL + 2 - magic_number); timing->reg_2 = (magic_number << 24 | e->tUNK_12 << 16 | e->tUNK_11 << 8 | e->tUNK_10); timing->reg_2 |= 0x20200000; NV_DEBUG(dev, "Entry %d: 220: %08x %08x %08x\n", timing->id, timing->reg_0, timing->reg_1,timing->reg_2); } void nv50_mem_timing_entry(struct drm_device *dev, struct bit_entry *P, struct nouveau_pm_tbl_header *hdr, struct nouveau_pm_tbl_entry *e, uint8_t magic_number,struct nouveau_pm_memtiming *timing) { struct drm_nouveau_private *dev_priv = dev->dev_private; uint8_t unk18 = 1, unk19 = 1, unk20 = 0, unk21 = 0; switch (min(hdr->entry_len, (u8) 22)) { case 22: unk21 = e->tUNK_21; case 21: unk20 = e->tUNK_20; case 20: unk19 = e->tUNK_19; case 19: unk18 = e->tUNK_18; break; } timing->reg_0 = (e->tRC << 24 | e->tRFC << 16 | e->tRAS << 8 | e->tRP); /* XXX: I don't trust the -1's and +1's... they must come * from somewhere! */ timing->reg_1 = (e->tWR + unk19 + 1 + magic_number) << 24 | max(unk18, (u8) 1) << 16 | (e->tUNK_1 + unk19 + 1 + magic_number) << 8; if (dev_priv->chipset == 0xa8) { timing->reg_1 |= (e->tCL - 1); } else { timing->reg_1 |= (e->tCL + 2 - magic_number); } timing->reg_2 = (e->tUNK_12 << 16 | e->tUNK_11 << 8 | e->tUNK_10); timing->reg_5 = (e->tRAS << 24 | e->tRC); timing->reg_5 += max(e->tUNK_10, e->tUNK_11) << 16; if (P->version == 1) { timing->reg_2 |= magic_number << 24; timing->reg_3 = (0x14 + e->tCL) << 24 | 0x16 << 16 | (e->tCL - 1) << 8 | (e->tCL - 1); timing->reg_4 = (nv_rd32(dev,0x10022c) & 0xffff0000) | e->tUNK_13 << 8 | e->tUNK_13; timing->reg_5 |= (e->tCL + 2) << 8; timing->reg_7 = 0x4000202 | (e->tCL - 1) << 16; } else { timing->reg_2 |= (unk19 - 1) << 24; /* XXX: reg_10022c for recentish cards pretty much unknown*/ timing->reg_3 = e->tCL - 1; timing->reg_4 = (unk20 << 24 | unk21 << 16 | e->tUNK_13 << 8 | e->tUNK_13); /* XXX: +6? */ timing->reg_5 |= (unk19 + 6) << 8; /* XXX: reg_10023c currently unknown * 10023c seen as 06xxxxxx, 0bxxxxxx or 0fxxxxxx */ timing->reg_7 = 0x202; } NV_DEBUG(dev, "Entry %d: 220: %08x %08x %08x %08x\n", timing->id, timing->reg_0, timing->reg_1, timing->reg_2, timing->reg_3); NV_DEBUG(dev, " 230: %08x %08x %08x %08x\n", timing->reg_4, timing->reg_5, timing->reg_6, timing->reg_7); NV_DEBUG(dev, " 240: %08x\n", timing->reg_8); } void nvc0_mem_timing_entry(struct drm_device *dev, struct nouveau_pm_tbl_header *hdr, struct nouveau_pm_tbl_entry *e, struct nouveau_pm_memtiming *timing) { timing->reg_0 = (e->tRC << 24 | (e->tRFC & 0x7f) << 17 | e->tRAS << 8 | e->tRP); timing->reg_1 = (nv_rd32(dev,0x10f294) & 0xff000000) | (e->tUNK_11&0x0f) << 20 | (e->tUNK_19 << 7) | (e->tCL & 0x0f); timing->reg_2 = (nv_rd32(dev,0x10f298) & 0xff0000ff) | e->tWR << 16 | e->tUNK_1 << 8; timing->reg_3 = e->tUNK_20 << 9 | e->tUNK_13; timing->reg_4 = (nv_rd32(dev,0x10f2a0) & 0xfff000ff) | e->tUNK_12 << 15; NV_DEBUG(dev, "Entry %d: 290: %08x %08x %08x %08x\n", timing->id, timing->reg_0, timing->reg_1, timing->reg_2, timing->reg_3); NV_DEBUG(dev, " 2a0: %08x %08x %08x %08x\n", timing->reg_4, timing->reg_5, timing->reg_6, timing->reg_7); } /** * Processes the Memory Timing BIOS table, stores generated * register values * @pre init scripts were run, memtiming regs are initialized */ void nouveau_mem_timing_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_engine *pm = &dev_priv->engine.pm; struct nouveau_pm_memtimings *memtimings = &pm->memtimings; struct nvbios *bios = &dev_priv->vbios; struct bit_entry P; struct nouveau_pm_tbl_header *hdr = NULL; uint8_t magic_number; u8 *entry; int i; if (bios->type == NVBIOS_BIT) { if (bit_table(dev, 'P', &P)) return; if (P.version == 1) hdr = (struct nouveau_pm_tbl_header *) ROMPTR(dev, P.data[4]); else if (P.version == 2) hdr = (struct nouveau_pm_tbl_header *) ROMPTR(dev, P.data[8]); else { NV_WARN(dev, "unknown mem for BIT P %d\n", P.version); } } else { NV_DEBUG(dev, "BMP version too old for memory\n"); return; } if (!hdr) { NV_DEBUG(dev, "memory timing table pointer invalid\n"); return; } if (hdr->version != 0x10) { NV_WARN(dev, "memory timing table 0x%02x unknown\n", hdr->version); return; } /* validate record length */ if (hdr->entry_len < 15) { NV_ERROR(dev, "mem timing table length unknown: %d\n", hdr->entry_len); return; } /* parse vbios entries into common format */ memtimings->timing = kcalloc(hdr->entry_cnt, sizeof(*memtimings->timing), GFP_KERNEL); if (!memtimings->timing) return; /* Get "some number" from the timing reg for NV_40 and NV_50 * Used in calculations later... source unknown */ magic_number = 0; if (P.version == 1) { magic_number = (nv_rd32(dev, 0x100228) & 0x0f000000) >> 24; } entry = (u8*) hdr + hdr->header_len; for (i = 0; i < hdr->entry_cnt; i++, entry += hdr->entry_len) { struct nouveau_pm_memtiming *timing = &pm->memtimings.timing[i]; if (entry[0] == 0) continue; timing->id = i; timing->WR = entry[0]; timing->CL = entry[2]; if(dev_priv->card_type <= NV_40) { nv40_mem_timing_entry(dev,hdr,(struct nouveau_pm_tbl_entry*) entry,magic_number,&pm->memtimings.timing[i]); } else if(dev_priv->card_type == NV_50){ nv50_mem_timing_entry(dev,&P,hdr,(struct nouveau_pm_tbl_entry*) entry,magic_number,&pm->memtimings.timing[i]); } else if(dev_priv->card_type == NV_C0) { nvc0_mem_timing_entry(dev,hdr,(struct nouveau_pm_tbl_entry*) entry,&pm->memtimings.timing[i]); } } memtimings->nr_timing = hdr->entry_cnt; memtimings->supported = P.version == 1; } void nouveau_mem_timing_fini(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_memtimings *mem = &dev_priv->engine.pm.memtimings; if(mem->timing) { kfree(mem->timing); mem->timing = NULL; } } static int nouveau_vram_manager_init(struct ttm_mem_type_manager *man, unsigned long psize) { /* nothing to do */ return 0; } static int nouveau_vram_manager_fini(struct ttm_mem_type_manager *man) { /* nothing to do */ return 0; } static inline void nouveau_mem_node_cleanup(struct nouveau_mem *node) { if (node->vma[0].node) { nouveau_vm_unmap(&node->vma[0]); nouveau_vm_put(&node->vma[0]); } if (node->vma[1].node) { nouveau_vm_unmap(&node->vma[1]); nouveau_vm_put(&node->vma[1]); } } static void nouveau_vram_manager_del(struct ttm_mem_type_manager *man, struct ttm_mem_reg *mem) { struct drm_nouveau_private *dev_priv = nouveau_bdev(man->bdev); struct nouveau_vram_engine *vram = &dev_priv->engine.vram; struct drm_device *dev = dev_priv->dev; nouveau_mem_node_cleanup(mem->mm_node); vram->put(dev, (struct nouveau_mem **)&mem->mm_node); } static int nouveau_vram_manager_new(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, struct ttm_mem_reg *mem) { struct drm_nouveau_private *dev_priv = nouveau_bdev(man->bdev); struct nouveau_vram_engine *vram = &dev_priv->engine.vram; struct drm_device *dev = dev_priv->dev; struct nouveau_bo *nvbo = nouveau_bo(bo); struct nouveau_mem *node; u32 size_nc = 0; int ret; if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) size_nc = 1 << nvbo->page_shift; ret = vram->get(dev, mem->num_pages << PAGE_SHIFT, mem->page_alignment << PAGE_SHIFT, size_nc, (nvbo->tile_flags >> 8) & 0x3ff, &node); if (ret) { mem->mm_node = NULL; return (ret == -ENOSPC) ? 0 : ret; } node->page_shift = nvbo->page_shift; mem->mm_node = node; mem->start = node->offset >> PAGE_SHIFT; return 0; } void nouveau_vram_manager_debug(struct ttm_mem_type_manager *man, const char *prefix) { struct nouveau_mm *mm = man->priv; struct nouveau_mm_node *r; u32 total = 0, free = 0; mutex_lock(&mm->mutex); list_for_each_entry(r, &mm->nodes, nl_entry) { printk(KERN_DEBUG "%s %d: 0x%010llx 0x%010llx\n", prefix, r->type, ((u64)r->offset << 12), (((u64)r->offset + r->length) << 12)); total += r->length; if (!r->type) free += r->length; } mutex_unlock(&mm->mutex); printk(KERN_DEBUG "%s total: 0x%010llx free: 0x%010llx\n", prefix, (u64)total << 12, (u64)free << 12); printk(KERN_DEBUG "%s block: 0x%08x\n", prefix, mm->block_size << 12); } const struct ttm_mem_type_manager_func nouveau_vram_manager = { nouveau_vram_manager_init, nouveau_vram_manager_fini, nouveau_vram_manager_new, nouveau_vram_manager_del, nouveau_vram_manager_debug }; static int nouveau_gart_manager_init(struct ttm_mem_type_manager *man, unsigned long psize) { return 0; } static int nouveau_gart_manager_fini(struct ttm_mem_type_manager *man) { return 0; } static void nouveau_gart_manager_del(struct ttm_mem_type_manager *man, struct ttm_mem_reg *mem) { nouveau_mem_node_cleanup(mem->mm_node); kfree(mem->mm_node); mem->mm_node = NULL; } static int nouveau_gart_manager_new(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, struct ttm_mem_reg *mem) { struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev); struct nouveau_mem *node; if (unlikely((mem->num_pages << PAGE_SHIFT) >= dev_priv->gart_info.aper_size)) return -ENOMEM; node = kzalloc(sizeof(*node), GFP_KERNEL); if (!node) return -ENOMEM; node->page_shift = 12; mem->mm_node = node; mem->start = 0; return 0; } void nouveau_gart_manager_debug(struct ttm_mem_type_manager *man, const char *prefix) { } const struct ttm_mem_type_manager_func nouveau_gart_manager = { nouveau_gart_manager_init, nouveau_gart_manager_fini, nouveau_gart_manager_new, nouveau_gart_manager_del, nouveau_gart_manager_debug };