Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 Ben Skeggs. |
| 3 | * All Rights Reserved. |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining |
| 6 | * a copy of this software and associated documentation files (the |
| 7 | * "Software"), to deal in the Software without restriction, including |
| 8 | * without limitation the rights to use, copy, modify, merge, publish, |
| 9 | * distribute, sublicense, and/or sell copies of the Software, and to |
| 10 | * permit persons to whom the Software is furnished to do so, subject to |
| 11 | * the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice (including the |
| 14 | * next paragraph) shall be included in all copies or substantial |
| 15 | * portions of the Software. |
| 16 | * |
| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 18 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 20 | * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| 21 | * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| 22 | * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| 23 | * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 24 | * |
| 25 | */ |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 26 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 27 | #include "nouveau_drm.h" |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 28 | #include "nouveau_dma.h" |
Ben Skeggs | d375e7d5 | 2012-04-30 13:30:00 +1000 | [diff] [blame] | 29 | #include "nouveau_fence.h" |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 30 | #include "nouveau_abi16.h" |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 31 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 32 | #include "nouveau_ttm.h" |
| 33 | #include "nouveau_gem.h" |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 34 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 35 | void |
| 36 | nouveau_gem_object_del(struct drm_gem_object *gem) |
| 37 | { |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 38 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 39 | struct ttm_buffer_object *bo = &nvbo->bo; |
| 40 | |
Dave Airlie | 22b33e8 | 2012-04-02 11:53:06 +0100 | [diff] [blame] | 41 | if (gem->import_attach) |
| 42 | drm_prime_gem_destroy(gem, nvbo->bo.sg); |
| 43 | |
Daniel Vetter | fd632aa | 2010-04-09 19:05:05 +0000 | [diff] [blame] | 44 | drm_gem_object_release(gem); |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 45 | |
| 46 | /* reset filp so nouveau_bo_del_ttm() can test for it */ |
| 47 | gem->filp = NULL; |
| 48 | ttm_bo_unref(&bo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 49 | } |
| 50 | |
| 51 | int |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 52 | nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv) |
| 53 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 54 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 55 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
| 56 | struct nouveau_vma *vma; |
| 57 | int ret; |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 58 | |
Ben Skeggs | 3ee6f5b | 2014-08-10 04:10:20 +1000 | [diff] [blame] | 59 | if (!cli->vm) |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 60 | return 0; |
| 61 | |
Thierry Reding | ee3939e | 2014-07-21 13:15:51 +0200 | [diff] [blame] | 62 | ret = ttm_bo_reserve(&nvbo->bo, false, false, false, NULL); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 63 | if (ret) |
| 64 | return ret; |
| 65 | |
Ben Skeggs | 3ee6f5b | 2014-08-10 04:10:20 +1000 | [diff] [blame] | 66 | vma = nouveau_bo_vma_find(nvbo, cli->vm); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 67 | if (!vma) { |
| 68 | vma = kzalloc(sizeof(*vma), GFP_KERNEL); |
| 69 | if (!vma) { |
| 70 | ret = -ENOMEM; |
| 71 | goto out; |
| 72 | } |
| 73 | |
Ben Skeggs | 3ee6f5b | 2014-08-10 04:10:20 +1000 | [diff] [blame] | 74 | ret = nouveau_bo_vma_add(nvbo, cli->vm, vma); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 75 | if (ret) { |
| 76 | kfree(vma); |
| 77 | goto out; |
| 78 | } |
| 79 | } else { |
| 80 | vma->refcount++; |
| 81 | } |
| 82 | |
| 83 | out: |
| 84 | ttm_bo_unreserve(&nvbo->bo); |
| 85 | return ret; |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 86 | } |
| 87 | |
Ben Skeggs | c4c7044 | 2013-05-07 09:48:30 +1000 | [diff] [blame] | 88 | static void |
| 89 | nouveau_gem_object_delete(void *data) |
| 90 | { |
| 91 | struct nouveau_vma *vma = data; |
| 92 | nouveau_vm_unmap(vma); |
| 93 | nouveau_vm_put(vma); |
| 94 | kfree(vma); |
| 95 | } |
| 96 | |
| 97 | static void |
| 98 | nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nouveau_vma *vma) |
| 99 | { |
| 100 | const bool mapped = nvbo->bo.mem.mem_type != TTM_PL_SYSTEM; |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 101 | struct reservation_object *resv = nvbo->bo.resv; |
| 102 | struct reservation_object_list *fobj; |
Maarten Lankhorst | f2c24b8 | 2014-04-02 17:14:48 +0200 | [diff] [blame] | 103 | struct fence *fence = NULL; |
Ben Skeggs | c4c7044 | 2013-05-07 09:48:30 +1000 | [diff] [blame] | 104 | |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 105 | fobj = reservation_object_get_list(resv); |
| 106 | |
Ben Skeggs | c4c7044 | 2013-05-07 09:48:30 +1000 | [diff] [blame] | 107 | list_del(&vma->head); |
| 108 | |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 109 | if (fobj && fobj->shared_count > 1) |
| 110 | ttm_bo_wait(&nvbo->bo, true, false, false); |
| 111 | else if (fobj && fobj->shared_count == 1) |
| 112 | fence = rcu_dereference_protected(fobj->shared[0], |
| 113 | reservation_object_held(resv)); |
| 114 | else |
Maarten Lankhorst | f2c24b8 | 2014-04-02 17:14:48 +0200 | [diff] [blame] | 115 | fence = reservation_object_get_excl(nvbo->bo.resv); |
Ben Skeggs | c4c7044 | 2013-05-07 09:48:30 +1000 | [diff] [blame] | 116 | |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 117 | if (fence && mapped) { |
Ben Skeggs | c4c7044 | 2013-05-07 09:48:30 +1000 | [diff] [blame] | 118 | nouveau_fence_work(fence, nouveau_gem_object_delete, vma); |
| 119 | } else { |
| 120 | if (mapped) |
| 121 | nouveau_vm_unmap(vma); |
| 122 | nouveau_vm_put(vma); |
| 123 | kfree(vma); |
| 124 | } |
Ben Skeggs | c4c7044 | 2013-05-07 09:48:30 +1000 | [diff] [blame] | 125 | } |
| 126 | |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 127 | void |
| 128 | nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv) |
| 129 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 130 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 131 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
| 132 | struct nouveau_vma *vma; |
| 133 | int ret; |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 134 | |
Ben Skeggs | 3ee6f5b | 2014-08-10 04:10:20 +1000 | [diff] [blame] | 135 | if (!cli->vm) |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 136 | return; |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 137 | |
Thierry Reding | ee3939e | 2014-07-21 13:15:51 +0200 | [diff] [blame] | 138 | ret = ttm_bo_reserve(&nvbo->bo, false, false, false, NULL); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 139 | if (ret) |
| 140 | return; |
| 141 | |
Ben Skeggs | 3ee6f5b | 2014-08-10 04:10:20 +1000 | [diff] [blame] | 142 | vma = nouveau_bo_vma_find(nvbo, cli->vm); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 143 | if (vma) { |
Ben Skeggs | c4c7044 | 2013-05-07 09:48:30 +1000 | [diff] [blame] | 144 | if (--vma->refcount == 0) |
| 145 | nouveau_gem_object_unmap(nvbo, vma); |
Ben Skeggs | 2fd3db6 | 2011-06-07 15:25:12 +1000 | [diff] [blame] | 146 | } |
| 147 | ttm_bo_unreserve(&nvbo->bo); |
Ben Skeggs | 639212d | 2011-06-03 16:18:26 +1000 | [diff] [blame] | 148 | } |
| 149 | |
| 150 | int |
Ben Skeggs | f6d4e62 | 2011-06-07 12:25:36 +1000 | [diff] [blame] | 151 | nouveau_gem_new(struct drm_device *dev, int size, int align, uint32_t domain, |
| 152 | uint32_t tile_mode, uint32_t tile_flags, |
| 153 | struct nouveau_bo **pnvbo) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 154 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 155 | struct nouveau_drm *drm = nouveau_drm(dev); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 156 | struct nouveau_bo *nvbo; |
Ben Skeggs | 6ba9a68 | 2011-02-10 14:42:08 +1000 | [diff] [blame] | 157 | u32 flags = 0; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 158 | int ret; |
| 159 | |
Ben Skeggs | 6ba9a68 | 2011-02-10 14:42:08 +1000 | [diff] [blame] | 160 | if (domain & NOUVEAU_GEM_DOMAIN_VRAM) |
| 161 | flags |= TTM_PL_FLAG_VRAM; |
| 162 | if (domain & NOUVEAU_GEM_DOMAIN_GART) |
| 163 | flags |= TTM_PL_FLAG_TT; |
| 164 | if (!flags || domain & NOUVEAU_GEM_DOMAIN_CPU) |
| 165 | flags |= TTM_PL_FLAG_SYSTEM; |
| 166 | |
Ben Skeggs | 7375c95 | 2011-06-07 14:21:29 +1000 | [diff] [blame] | 167 | ret = nouveau_bo_new(dev, size, align, flags, tile_mode, |
Maarten Lankhorst | bb6178b | 2014-01-09 11:03:15 +0100 | [diff] [blame] | 168 | tile_flags, NULL, NULL, pnvbo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 169 | if (ret) |
| 170 | return ret; |
| 171 | nvbo = *pnvbo; |
| 172 | |
Ben Skeggs | db5c8e2 | 2011-02-10 13:41:01 +1000 | [diff] [blame] | 173 | /* we restrict allowed domains on nv50+ to only the types |
| 174 | * that were requested at creation time. not possibly on |
| 175 | * earlier chips without busting the ABI. |
| 176 | */ |
| 177 | nvbo->valid_domains = NOUVEAU_GEM_DOMAIN_VRAM | |
| 178 | NOUVEAU_GEM_DOMAIN_GART; |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 179 | if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA) |
Ben Skeggs | db5c8e2 | 2011-02-10 13:41:01 +1000 | [diff] [blame] | 180 | nvbo->valid_domains &= domain; |
| 181 | |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 182 | /* Initialize the embedded gem-object. We return a single gem-reference |
| 183 | * to the caller, instead of a normal nouveau_bo ttm reference. */ |
| 184 | ret = drm_gem_object_init(dev, &nvbo->gem, nvbo->bo.mem.size); |
| 185 | if (ret) { |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 186 | nouveau_bo_ref(NULL, pnvbo); |
| 187 | return -ENOMEM; |
| 188 | } |
| 189 | |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 190 | nvbo->bo.persistent_swap_storage = nvbo->gem.filp; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 191 | return 0; |
| 192 | } |
| 193 | |
| 194 | static int |
Ben Skeggs | e758a31 | 2011-06-07 13:28:11 +1000 | [diff] [blame] | 195 | nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem, |
| 196 | struct drm_nouveau_gem_info *rep) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 197 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 198 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 199 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
Ben Skeggs | e758a31 | 2011-06-07 13:28:11 +1000 | [diff] [blame] | 200 | struct nouveau_vma *vma; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 201 | |
| 202 | if (nvbo->bo.mem.mem_type == TTM_PL_TT) |
| 203 | rep->domain = NOUVEAU_GEM_DOMAIN_GART; |
| 204 | else |
| 205 | rep->domain = NOUVEAU_GEM_DOMAIN_VRAM; |
| 206 | |
Ben Skeggs | e758a31 | 2011-06-07 13:28:11 +1000 | [diff] [blame] | 207 | rep->offset = nvbo->bo.offset; |
Ben Skeggs | 3ee6f5b | 2014-08-10 04:10:20 +1000 | [diff] [blame] | 208 | if (cli->vm) { |
| 209 | vma = nouveau_bo_vma_find(nvbo, cli->vm); |
Ben Skeggs | e758a31 | 2011-06-07 13:28:11 +1000 | [diff] [blame] | 210 | if (!vma) |
| 211 | return -EINVAL; |
| 212 | |
| 213 | rep->offset = vma->offset; |
| 214 | } |
| 215 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 216 | rep->size = nvbo->bo.mem.num_pages << PAGE_SHIFT; |
David Herrmann | 72525b3 | 2013-07-24 21:08:53 +0200 | [diff] [blame] | 217 | rep->map_handle = drm_vma_node_offset_addr(&nvbo->bo.vma_node); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 218 | rep->tile_mode = nvbo->tile_mode; |
| 219 | rep->tile_flags = nvbo->tile_flags; |
| 220 | return 0; |
| 221 | } |
| 222 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 223 | int |
| 224 | nouveau_gem_ioctl_new(struct drm_device *dev, void *data, |
| 225 | struct drm_file *file_priv) |
| 226 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 227 | struct nouveau_drm *drm = nouveau_drm(dev); |
Marcin Slusarz | a84fa1a | 2013-02-03 22:02:47 +0100 | [diff] [blame] | 228 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 229 | struct nouveau_fb *pfb = nvkm_fb(&drm->device); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 230 | struct drm_nouveau_gem_new *req = data; |
| 231 | struct nouveau_bo *nvbo = NULL; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 232 | int ret = 0; |
| 233 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 234 | if (!pfb->memtype_valid(pfb, req->info.tile_flags)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 235 | NV_PRINTK(error, cli, "bad page flags: 0x%08x\n", req->info.tile_flags); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 236 | return -EINVAL; |
Ben Skeggs | 60d2a88 | 2010-12-06 15:28:54 +1000 | [diff] [blame] | 237 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 238 | |
Ben Skeggs | f6d4e62 | 2011-06-07 12:25:36 +1000 | [diff] [blame] | 239 | ret = nouveau_gem_new(dev, req->info.size, req->align, |
Ben Skeggs | 6ba9a68 | 2011-02-10 14:42:08 +1000 | [diff] [blame] | 240 | req->info.domain, req->info.tile_mode, |
| 241 | req->info.tile_flags, &nvbo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 242 | if (ret) |
| 243 | return ret; |
| 244 | |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 245 | ret = drm_gem_handle_create(file_priv, &nvbo->gem, &req->info.handle); |
Ben Skeggs | e758a31 | 2011-06-07 13:28:11 +1000 | [diff] [blame] | 246 | if (ret == 0) { |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 247 | ret = nouveau_gem_info(file_priv, &nvbo->gem, &req->info); |
Ben Skeggs | e758a31 | 2011-06-07 13:28:11 +1000 | [diff] [blame] | 248 | if (ret) |
| 249 | drm_gem_handle_delete(file_priv, req->info.handle); |
| 250 | } |
| 251 | |
Dave Airlie | 29d08b3 | 2010-09-27 16:17:17 +1000 | [diff] [blame] | 252 | /* drop reference from allocate - handle holds it now */ |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 253 | drm_gem_object_unreference_unlocked(&nvbo->gem); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 254 | return ret; |
| 255 | } |
| 256 | |
| 257 | static int |
| 258 | nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains, |
| 259 | uint32_t write_domains, uint32_t valid_domains) |
| 260 | { |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 261 | struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 262 | struct ttm_buffer_object *bo = &nvbo->bo; |
Ben Skeggs | db5c8e2 | 2011-02-10 13:41:01 +1000 | [diff] [blame] | 263 | uint32_t domains = valid_domains & nvbo->valid_domains & |
Francisco Jerez | 78ad0f7 | 2010-03-18 13:07:47 +0100 | [diff] [blame] | 264 | (write_domains ? write_domains : read_domains); |
| 265 | uint32_t pref_flags = 0, valid_flags = 0; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 266 | |
Francisco Jerez | 78ad0f7 | 2010-03-18 13:07:47 +0100 | [diff] [blame] | 267 | if (!domains) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 268 | return -EINVAL; |
| 269 | |
Francisco Jerez | 78ad0f7 | 2010-03-18 13:07:47 +0100 | [diff] [blame] | 270 | if (valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) |
| 271 | valid_flags |= TTM_PL_FLAG_VRAM; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 272 | |
Francisco Jerez | 78ad0f7 | 2010-03-18 13:07:47 +0100 | [diff] [blame] | 273 | if (valid_domains & NOUVEAU_GEM_DOMAIN_GART) |
| 274 | valid_flags |= TTM_PL_FLAG_TT; |
| 275 | |
| 276 | if ((domains & NOUVEAU_GEM_DOMAIN_VRAM) && |
| 277 | bo->mem.mem_type == TTM_PL_VRAM) |
| 278 | pref_flags |= TTM_PL_FLAG_VRAM; |
| 279 | |
| 280 | else if ((domains & NOUVEAU_GEM_DOMAIN_GART) && |
| 281 | bo->mem.mem_type == TTM_PL_TT) |
| 282 | pref_flags |= TTM_PL_FLAG_TT; |
| 283 | |
| 284 | else if (domains & NOUVEAU_GEM_DOMAIN_VRAM) |
| 285 | pref_flags |= TTM_PL_FLAG_VRAM; |
| 286 | |
| 287 | else |
| 288 | pref_flags |= TTM_PL_FLAG_TT; |
| 289 | |
| 290 | nouveau_bo_placement_set(nvbo, pref_flags, valid_flags); |
| 291 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 292 | return 0; |
| 293 | } |
| 294 | |
| 295 | struct validate_op { |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 296 | struct list_head list; |
Maarten Lankhorst | ecff665 | 2013-06-27 13:48:17 +0200 | [diff] [blame] | 297 | struct ww_acquire_ctx ticket; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 298 | }; |
| 299 | |
| 300 | static void |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 301 | validate_fini_no_ticket(struct validate_op *op, struct nouveau_fence *fence, |
| 302 | struct drm_nouveau_gem_pushbuf_bo *pbbo) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 303 | { |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 304 | struct nouveau_bo *nvbo; |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 305 | struct drm_nouveau_gem_pushbuf_bo *b; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 306 | |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 307 | while (!list_empty(&op->list)) { |
| 308 | nvbo = list_entry(op->list.next, struct nouveau_bo, entry); |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 309 | b = &pbbo[nvbo->pbbo_index]; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 310 | |
Ben Skeggs | 9360bd1 | 2013-11-13 15:18:32 +1000 | [diff] [blame] | 311 | if (likely(fence)) |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 312 | nouveau_bo_fence(nvbo, fence, !!b->write_domains); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 313 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 314 | if (unlikely(nvbo->validate_mapped)) { |
| 315 | ttm_bo_kunmap(&nvbo->kmap); |
| 316 | nvbo->validate_mapped = false; |
| 317 | } |
| 318 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 319 | list_del(&nvbo->entry); |
| 320 | nvbo->reserved_by = NULL; |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 321 | ttm_bo_unreserve_ticket(&nvbo->bo, &op->ticket); |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 322 | drm_gem_object_unreference_unlocked(&nvbo->gem); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 323 | } |
| 324 | } |
| 325 | |
| 326 | static void |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 327 | validate_fini(struct validate_op *op, struct nouveau_fence *fence, |
| 328 | struct drm_nouveau_gem_pushbuf_bo *pbbo) |
Maarten Lankhorst | ecff665 | 2013-06-27 13:48:17 +0200 | [diff] [blame] | 329 | { |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 330 | validate_fini_no_ticket(op, fence, pbbo); |
Maarten Lankhorst | ecff665 | 2013-06-27 13:48:17 +0200 | [diff] [blame] | 331 | ww_acquire_fini(&op->ticket); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 332 | } |
| 333 | |
| 334 | static int |
| 335 | validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, |
| 336 | struct drm_nouveau_gem_pushbuf_bo *pbbo, |
| 337 | int nr_buffers, struct validate_op *op) |
| 338 | { |
Marcin Slusarz | a84fa1a | 2013-02-03 22:02:47 +0100 | [diff] [blame] | 339 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 340 | struct drm_device *dev = chan->drm->dev; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 341 | int trycnt = 0; |
| 342 | int ret, i; |
Maarten Lankhorst | c354c89 | 2013-01-15 14:57:20 +0100 | [diff] [blame] | 343 | struct nouveau_bo *res_bo = NULL; |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 344 | LIST_HEAD(gart_list); |
| 345 | LIST_HEAD(vram_list); |
| 346 | LIST_HEAD(both_list); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 347 | |
Maarten Lankhorst | ecff665 | 2013-06-27 13:48:17 +0200 | [diff] [blame] | 348 | ww_acquire_init(&op->ticket, &reservation_ww_class); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 349 | retry: |
| 350 | if (++trycnt > 100000) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 351 | NV_PRINTK(error, cli, "%s failed and gave up.\n", __func__); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 352 | return -EINVAL; |
| 353 | } |
| 354 | |
| 355 | for (i = 0; i < nr_buffers; i++) { |
| 356 | struct drm_nouveau_gem_pushbuf_bo *b = &pbbo[i]; |
| 357 | struct drm_gem_object *gem; |
| 358 | struct nouveau_bo *nvbo; |
| 359 | |
| 360 | gem = drm_gem_object_lookup(dev, file_priv, b->handle); |
| 361 | if (!gem) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 362 | NV_PRINTK(error, cli, "Unknown handle 0x%08x\n", b->handle); |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 363 | ret = -ENOENT; |
| 364 | break; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 365 | } |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 366 | nvbo = nouveau_gem_object(gem); |
Maarten Lankhorst | c354c89 | 2013-01-15 14:57:20 +0100 | [diff] [blame] | 367 | if (nvbo == res_bo) { |
| 368 | res_bo = NULL; |
| 369 | drm_gem_object_unreference_unlocked(gem); |
| 370 | continue; |
| 371 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 372 | |
| 373 | if (nvbo->reserved_by && nvbo->reserved_by == file_priv) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 374 | NV_PRINTK(error, cli, "multiple instances of buffer %d on " |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 375 | "validation list\n", b->handle); |
Ben Skeggs | 5086f69 | 2012-06-25 18:04:27 +1000 | [diff] [blame] | 376 | drm_gem_object_unreference_unlocked(gem); |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 377 | ret = -EINVAL; |
| 378 | break; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 379 | } |
| 380 | |
Maarten Lankhorst | ecff665 | 2013-06-27 13:48:17 +0200 | [diff] [blame] | 381 | ret = ttm_bo_reserve(&nvbo->bo, true, false, true, &op->ticket); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 382 | if (ret) { |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 383 | list_splice_tail_init(&vram_list, &op->list); |
| 384 | list_splice_tail_init(&gart_list, &op->list); |
| 385 | list_splice_tail_init(&both_list, &op->list); |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 386 | validate_fini_no_ticket(op, NULL, NULL); |
Maarten Lankhorst | 5e33840 | 2013-06-27 13:48:19 +0200 | [diff] [blame] | 387 | if (unlikely(ret == -EDEADLK)) { |
Maarten Lankhorst | c354c89 | 2013-01-15 14:57:20 +0100 | [diff] [blame] | 388 | ret = ttm_bo_reserve_slowpath(&nvbo->bo, true, |
Maarten Lankhorst | ecff665 | 2013-06-27 13:48:17 +0200 | [diff] [blame] | 389 | &op->ticket); |
Maarten Lankhorst | c354c89 | 2013-01-15 14:57:20 +0100 | [diff] [blame] | 390 | if (!ret) |
| 391 | res_bo = nvbo; |
| 392 | } |
Ben Skeggs | 938c40e | 2010-10-12 09:54:54 +1000 | [diff] [blame] | 393 | if (unlikely(ret)) { |
| 394 | if (ret != -ERESTARTSYS) |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 395 | NV_PRINTK(error, cli, "fail reserve\n"); |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 396 | break; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 397 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 398 | } |
| 399 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 400 | b->user_priv = (uint64_t)(unsigned long)nvbo; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 401 | nvbo->reserved_by = file_priv; |
| 402 | nvbo->pbbo_index = i; |
| 403 | if ((b->valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) && |
| 404 | (b->valid_domains & NOUVEAU_GEM_DOMAIN_GART)) |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 405 | list_add_tail(&nvbo->entry, &both_list); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 406 | else |
| 407 | if (b->valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 408 | list_add_tail(&nvbo->entry, &vram_list); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 409 | else |
| 410 | if (b->valid_domains & NOUVEAU_GEM_DOMAIN_GART) |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 411 | list_add_tail(&nvbo->entry, &gart_list); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 412 | else { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 413 | NV_PRINTK(error, cli, "invalid valid domains: 0x%08x\n", |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 414 | b->valid_domains); |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 415 | list_add_tail(&nvbo->entry, &both_list); |
| 416 | ret = -EINVAL; |
| 417 | break; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 418 | } |
Maarten Lankhorst | c354c89 | 2013-01-15 14:57:20 +0100 | [diff] [blame] | 419 | if (nvbo == res_bo) |
| 420 | goto retry; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 421 | } |
| 422 | |
Maarten Lankhorst | ecff665 | 2013-06-27 13:48:17 +0200 | [diff] [blame] | 423 | ww_acquire_done(&op->ticket); |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 424 | list_splice_tail(&vram_list, &op->list); |
| 425 | list_splice_tail(&gart_list, &op->list); |
| 426 | list_splice_tail(&both_list, &op->list); |
| 427 | if (ret) |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 428 | validate_fini(op, NULL, NULL); |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 429 | return ret; |
| 430 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 431 | } |
| 432 | |
| 433 | static int |
Marcin Slusarz | a84fa1a | 2013-02-03 22:02:47 +0100 | [diff] [blame] | 434 | validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, |
| 435 | struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, |
| 436 | uint64_t user_pbbo_ptr) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 437 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 438 | struct nouveau_drm *drm = chan->drm; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 439 | struct drm_nouveau_gem_pushbuf_bo __user *upbbo = |
| 440 | (void __force __user *)(uintptr_t)user_pbbo_ptr; |
| 441 | struct nouveau_bo *nvbo; |
| 442 | int ret, relocs = 0; |
| 443 | |
| 444 | list_for_each_entry(nvbo, list, entry) { |
| 445 | struct drm_nouveau_gem_pushbuf_bo *b = &pbbo[nvbo->pbbo_index]; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 446 | |
David Herrmann | 55fb74a | 2013-10-02 10:15:17 +0200 | [diff] [blame] | 447 | ret = nouveau_gem_set_domain(&nvbo->gem, b->read_domains, |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 448 | b->write_domains, |
| 449 | b->valid_domains); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 450 | if (unlikely(ret)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 451 | NV_PRINTK(error, cli, "fail set_domain\n"); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 452 | return ret; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 453 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 454 | |
Maarten Lankhorst | 97a875c | 2012-11-28 11:25:44 +0000 | [diff] [blame] | 455 | ret = nouveau_bo_validate(nvbo, true, false); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 456 | if (unlikely(ret)) { |
Ben Skeggs | 938c40e | 2010-10-12 09:54:54 +1000 | [diff] [blame] | 457 | if (ret != -ERESTARTSYS) |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 458 | NV_PRINTK(error, cli, "fail ttm_validate\n"); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 459 | return ret; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 460 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 461 | |
Maarten Lankhorst | e3be4c2 | 2014-09-16 11:15:07 +0200 | [diff] [blame] | 462 | ret = nouveau_fence_sync(nvbo, chan, !!b->write_domains, true); |
Ben Skeggs | 415e618 | 2010-07-23 09:06:52 +1000 | [diff] [blame] | 463 | if (unlikely(ret)) { |
Maarten Lankhorst | 29ba89b | 2014-01-09 11:03:11 +0100 | [diff] [blame] | 464 | if (ret != -ERESTARTSYS) |
| 465 | NV_PRINTK(error, cli, "fail post-validate sync\n"); |
Ben Skeggs | 415e618 | 2010-07-23 09:06:52 +1000 | [diff] [blame] | 466 | return ret; |
| 467 | } |
| 468 | |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 469 | if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) { |
Ben Skeggs | a3fcd0a | 2011-06-07 11:12:39 +1000 | [diff] [blame] | 470 | if (nvbo->bo.offset == b->presumed.offset && |
| 471 | ((nvbo->bo.mem.mem_type == TTM_PL_VRAM && |
| 472 | b->presumed.domain & NOUVEAU_GEM_DOMAIN_VRAM) || |
| 473 | (nvbo->bo.mem.mem_type == TTM_PL_TT && |
| 474 | b->presumed.domain & NOUVEAU_GEM_DOMAIN_GART))) |
| 475 | continue; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 476 | |
Ben Skeggs | a3fcd0a | 2011-06-07 11:12:39 +1000 | [diff] [blame] | 477 | if (nvbo->bo.mem.mem_type == TTM_PL_TT) |
| 478 | b->presumed.domain = NOUVEAU_GEM_DOMAIN_GART; |
| 479 | else |
| 480 | b->presumed.domain = NOUVEAU_GEM_DOMAIN_VRAM; |
| 481 | b->presumed.offset = nvbo->bo.offset; |
| 482 | b->presumed.valid = 0; |
| 483 | relocs++; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 484 | |
Daniel Vetter | 1d6ac18 | 2013-12-11 11:34:44 +0100 | [diff] [blame] | 485 | if (copy_to_user(&upbbo[nvbo->pbbo_index].presumed, |
Ben Skeggs | a3fcd0a | 2011-06-07 11:12:39 +1000 | [diff] [blame] | 486 | &b->presumed, sizeof(b->presumed))) |
| 487 | return -EFAULT; |
| 488 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 489 | } |
| 490 | |
| 491 | return relocs; |
| 492 | } |
| 493 | |
| 494 | static int |
| 495 | nouveau_gem_pushbuf_validate(struct nouveau_channel *chan, |
| 496 | struct drm_file *file_priv, |
| 497 | struct drm_nouveau_gem_pushbuf_bo *pbbo, |
| 498 | uint64_t user_buffers, int nr_buffers, |
| 499 | struct validate_op *op, int *apply_relocs) |
| 500 | { |
Marcin Slusarz | a84fa1a | 2013-02-03 22:02:47 +0100 | [diff] [blame] | 501 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 502 | int ret; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 503 | |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 504 | INIT_LIST_HEAD(&op->list); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 505 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 506 | if (nr_buffers == 0) |
| 507 | return 0; |
| 508 | |
| 509 | ret = validate_init(chan, file_priv, pbbo, nr_buffers, op); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 510 | if (unlikely(ret)) { |
Ben Skeggs | 938c40e | 2010-10-12 09:54:54 +1000 | [diff] [blame] | 511 | if (ret != -ERESTARTSYS) |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 512 | NV_PRINTK(error, cli, "validate_init\n"); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 513 | return ret; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 514 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 515 | |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 516 | ret = validate_list(chan, cli, &op->list, pbbo, user_buffers); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 517 | if (unlikely(ret < 0)) { |
Ben Skeggs | 938c40e | 2010-10-12 09:54:54 +1000 | [diff] [blame] | 518 | if (ret != -ERESTARTSYS) |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 519 | NV_PRINTK(error, cli, "validating bo list\n"); |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 520 | validate_fini(op, NULL, NULL); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 521 | return ret; |
| 522 | } |
Maarten Lankhorst | 9242829 | 2014-04-09 16:18:58 +0200 | [diff] [blame] | 523 | *apply_relocs = ret; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 524 | return 0; |
| 525 | } |
| 526 | |
Maarten Lankhorst | c859074 | 2013-09-02 16:31:31 +0200 | [diff] [blame] | 527 | static inline void |
| 528 | u_free(void *addr) |
| 529 | { |
| 530 | if (!is_vmalloc_addr(addr)) |
| 531 | kfree(addr); |
| 532 | else |
| 533 | vfree(addr); |
| 534 | } |
| 535 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 536 | static inline void * |
| 537 | u_memcpya(uint64_t user, unsigned nmemb, unsigned size) |
| 538 | { |
| 539 | void *mem; |
| 540 | void __user *userptr = (void __force __user *)(uintptr_t)user; |
| 541 | |
Maarten Lankhorst | c859074 | 2013-09-02 16:31:31 +0200 | [diff] [blame] | 542 | size *= nmemb; |
| 543 | |
| 544 | mem = kmalloc(size, GFP_KERNEL | __GFP_NOWARN); |
| 545 | if (!mem) |
| 546 | mem = vmalloc(size); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 547 | if (!mem) |
| 548 | return ERR_PTR(-ENOMEM); |
| 549 | |
Daniel Vetter | 1d6ac18 | 2013-12-11 11:34:44 +0100 | [diff] [blame] | 550 | if (copy_from_user(mem, userptr, size)) { |
Maarten Lankhorst | c859074 | 2013-09-02 16:31:31 +0200 | [diff] [blame] | 551 | u_free(mem); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 552 | return ERR_PTR(-EFAULT); |
| 553 | } |
| 554 | |
| 555 | return mem; |
| 556 | } |
| 557 | |
| 558 | static int |
Marcin Slusarz | a84fa1a | 2013-02-03 22:02:47 +0100 | [diff] [blame] | 559 | nouveau_gem_pushbuf_reloc_apply(struct nouveau_cli *cli, |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 560 | struct drm_nouveau_gem_pushbuf *req, |
| 561 | struct drm_nouveau_gem_pushbuf_bo *bo) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 562 | { |
| 563 | struct drm_nouveau_gem_pushbuf_reloc *reloc = NULL; |
Luca Barbieri | 12f735b | 2010-01-10 20:10:53 +0100 | [diff] [blame] | 564 | int ret = 0; |
| 565 | unsigned i; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 566 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 567 | reloc = u_memcpya(req->relocs, req->nr_relocs, sizeof(*reloc)); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 568 | if (IS_ERR(reloc)) |
| 569 | return PTR_ERR(reloc); |
| 570 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 571 | for (i = 0; i < req->nr_relocs; i++) { |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 572 | struct drm_nouveau_gem_pushbuf_reloc *r = &reloc[i]; |
| 573 | struct drm_nouveau_gem_pushbuf_bo *b; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 574 | struct nouveau_bo *nvbo; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 575 | uint32_t data; |
| 576 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 577 | if (unlikely(r->bo_index > req->nr_buffers)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 578 | NV_PRINTK(error, cli, "reloc bo index invalid\n"); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 579 | ret = -EINVAL; |
| 580 | break; |
| 581 | } |
| 582 | |
| 583 | b = &bo[r->bo_index]; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 584 | if (b->presumed.valid) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 585 | continue; |
| 586 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 587 | if (unlikely(r->reloc_bo_index > req->nr_buffers)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 588 | NV_PRINTK(error, cli, "reloc container bo index invalid\n"); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 589 | ret = -EINVAL; |
| 590 | break; |
| 591 | } |
| 592 | nvbo = (void *)(unsigned long)bo[r->reloc_bo_index].user_priv; |
| 593 | |
| 594 | if (unlikely(r->reloc_bo_offset + 4 > |
| 595 | nvbo->bo.mem.num_pages << PAGE_SHIFT)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 596 | NV_PRINTK(error, cli, "reloc outside of bo\n"); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 597 | ret = -EINVAL; |
| 598 | break; |
| 599 | } |
| 600 | |
| 601 | if (!nvbo->kmap.virtual) { |
| 602 | ret = ttm_bo_kmap(&nvbo->bo, 0, nvbo->bo.mem.num_pages, |
| 603 | &nvbo->kmap); |
| 604 | if (ret) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 605 | NV_PRINTK(error, cli, "failed kmap for reloc\n"); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 606 | break; |
| 607 | } |
| 608 | nvbo->validate_mapped = true; |
| 609 | } |
| 610 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 611 | if (r->flags & NOUVEAU_GEM_RELOC_LOW) |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 612 | data = b->presumed.offset + r->data; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 613 | else |
| 614 | if (r->flags & NOUVEAU_GEM_RELOC_HIGH) |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 615 | data = (b->presumed.offset + r->data) >> 32; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 616 | else |
| 617 | data = r->data; |
| 618 | |
| 619 | if (r->flags & NOUVEAU_GEM_RELOC_OR) { |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 620 | if (b->presumed.domain == NOUVEAU_GEM_DOMAIN_GART) |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 621 | data |= r->tor; |
| 622 | else |
| 623 | data |= r->vor; |
| 624 | } |
| 625 | |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 626 | ret = ttm_bo_wait(&nvbo->bo, true, false, false); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 627 | if (ret) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 628 | NV_PRINTK(error, cli, "reloc wait_idle failed: %d\n", ret); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 629 | break; |
| 630 | } |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 631 | |
| 632 | nouveau_bo_wr32(nvbo, r->reloc_bo_offset >> 2, data); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 633 | } |
| 634 | |
Maarten Lankhorst | c859074 | 2013-09-02 16:31:31 +0200 | [diff] [blame] | 635 | u_free(reloc); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 636 | return ret; |
| 637 | } |
| 638 | |
| 639 | int |
| 640 | nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data, |
| 641 | struct drm_file *file_priv) |
| 642 | { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 643 | struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev); |
Marcin Slusarz | a84fa1a | 2013-02-03 22:02:47 +0100 | [diff] [blame] | 644 | struct nouveau_cli *cli = nouveau_cli(file_priv); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 645 | struct nouveau_abi16_chan *temp; |
| 646 | struct nouveau_drm *drm = nouveau_drm(dev); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 647 | struct drm_nouveau_gem_pushbuf *req = data; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 648 | struct drm_nouveau_gem_pushbuf_push *push; |
| 649 | struct drm_nouveau_gem_pushbuf_bo *bo; |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 650 | struct nouveau_channel *chan = NULL; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 651 | struct validate_op op; |
Francisco Jerez | 6e86e04 | 2010-07-03 18:36:39 +0200 | [diff] [blame] | 652 | struct nouveau_fence *fence = NULL; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 653 | int i, j, ret = 0, do_reloc = 0; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 654 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 655 | if (unlikely(!abi16)) |
| 656 | return -ENOMEM; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 657 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 658 | list_for_each_entry(temp, &abi16->channels, head) { |
Ben Skeggs | 0ad7286 | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 659 | if (temp->chan->object->handle == (NVDRM_CHAN | req->channel)) { |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 660 | chan = temp->chan; |
| 661 | break; |
| 662 | } |
| 663 | } |
| 664 | |
| 665 | if (!chan) |
| 666 | return nouveau_abi16_put(abi16, -ENOENT); |
| 667 | |
| 668 | req->vram_available = drm->gem.vram_available; |
| 669 | req->gart_available = drm->gem.gart_available; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 670 | if (unlikely(req->nr_push == 0)) |
| 671 | goto out_next; |
| 672 | |
| 673 | if (unlikely(req->nr_push > NOUVEAU_GEM_MAX_PUSH)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 674 | NV_PRINTK(error, cli, "pushbuf push count exceeds limit: %d max %d\n", |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 675 | req->nr_push, NOUVEAU_GEM_MAX_PUSH); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 676 | return nouveau_abi16_put(abi16, -EINVAL); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 677 | } |
| 678 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 679 | if (unlikely(req->nr_buffers > NOUVEAU_GEM_MAX_BUFFERS)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 680 | NV_PRINTK(error, cli, "pushbuf bo count exceeds limit: %d max %d\n", |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 681 | req->nr_buffers, NOUVEAU_GEM_MAX_BUFFERS); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 682 | return nouveau_abi16_put(abi16, -EINVAL); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 683 | } |
| 684 | |
| 685 | if (unlikely(req->nr_relocs > NOUVEAU_GEM_MAX_RELOCS)) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 686 | NV_PRINTK(error, cli, "pushbuf reloc count exceeds limit: %d max %d\n", |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 687 | req->nr_relocs, NOUVEAU_GEM_MAX_RELOCS); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 688 | return nouveau_abi16_put(abi16, -EINVAL); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 689 | } |
| 690 | |
| 691 | push = u_memcpya(req->push, req->nr_push, sizeof(*push)); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 692 | if (IS_ERR(push)) |
| 693 | return nouveau_abi16_put(abi16, PTR_ERR(push)); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 694 | |
| 695 | bo = u_memcpya(req->buffers, req->nr_buffers, sizeof(*bo)); |
| 696 | if (IS_ERR(bo)) { |
Maarten Lankhorst | c859074 | 2013-09-02 16:31:31 +0200 | [diff] [blame] | 697 | u_free(push); |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 698 | return nouveau_abi16_put(abi16, PTR_ERR(bo)); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 699 | } |
| 700 | |
Ben Skeggs | accf949 | 2012-03-16 12:40:17 +1000 | [diff] [blame] | 701 | /* Ensure all push buffers are on validate list */ |
Ben Skeggs | 415e618 | 2010-07-23 09:06:52 +1000 | [diff] [blame] | 702 | for (i = 0; i < req->nr_push; i++) { |
| 703 | if (push[i].bo_index >= req->nr_buffers) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 704 | NV_PRINTK(error, cli, "push %d buffer not in list\n", i); |
Ben Skeggs | 415e618 | 2010-07-23 09:06:52 +1000 | [diff] [blame] | 705 | ret = -EINVAL; |
Marcin Slusarz | 7fa0cba2 | 2011-03-07 12:31:35 +0100 | [diff] [blame] | 706 | goto out_prevalid; |
Ben Skeggs | 415e618 | 2010-07-23 09:06:52 +1000 | [diff] [blame] | 707 | } |
Ben Skeggs | 415e618 | 2010-07-23 09:06:52 +1000 | [diff] [blame] | 708 | } |
| 709 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 710 | /* Validate buffer list */ |
| 711 | ret = nouveau_gem_pushbuf_validate(chan, file_priv, bo, req->buffers, |
| 712 | req->nr_buffers, &op, &do_reloc); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 713 | if (ret) { |
Ben Skeggs | 938c40e | 2010-10-12 09:54:54 +1000 | [diff] [blame] | 714 | if (ret != -ERESTARTSYS) |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 715 | NV_PRINTK(error, cli, "validate: %d\n", ret); |
Marcin Slusarz | 7fa0cba2 | 2011-03-07 12:31:35 +0100 | [diff] [blame] | 716 | goto out_prevalid; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 717 | } |
| 718 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 719 | /* Apply any relocations that are required */ |
| 720 | if (do_reloc) { |
Marcin Slusarz | a84fa1a | 2013-02-03 22:02:47 +0100 | [diff] [blame] | 721 | ret = nouveau_gem_pushbuf_reloc_apply(cli, req, bo); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 722 | if (ret) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 723 | NV_PRINTK(error, cli, "reloc apply: %d\n", ret); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 724 | goto out; |
| 725 | } |
| 726 | } |
| 727 | |
Ben Skeggs | 9a391ad | 2010-02-11 16:37:26 +1000 | [diff] [blame] | 728 | if (chan->dma.ib_max) { |
Ben Skeggs | 5e120f6 | 2012-04-30 13:55:29 +1000 | [diff] [blame] | 729 | ret = nouveau_dma_wait(chan, req->nr_push + 1, 16); |
Ben Skeggs | 9a391ad | 2010-02-11 16:37:26 +1000 | [diff] [blame] | 730 | if (ret) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 731 | NV_PRINTK(error, cli, "nv50cal_space: %d\n", ret); |
Ben Skeggs | 9a391ad | 2010-02-11 16:37:26 +1000 | [diff] [blame] | 732 | goto out; |
| 733 | } |
| 734 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 735 | for (i = 0; i < req->nr_push; i++) { |
| 736 | struct nouveau_bo *nvbo = (void *)(unsigned long) |
| 737 | bo[push[i].bo_index].user_priv; |
| 738 | |
| 739 | nv50_dma_push(chan, nvbo, push[i].offset, |
| 740 | push[i].length); |
| 741 | } |
Ben Skeggs | 9a391ad | 2010-02-11 16:37:26 +1000 | [diff] [blame] | 742 | } else |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 743 | if (drm->device.info.chipset >= 0x25) { |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 744 | ret = RING_SPACE(chan, req->nr_push * 2); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 745 | if (ret) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 746 | NV_PRINTK(error, cli, "cal_space: %d\n", ret); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 747 | goto out; |
| 748 | } |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 749 | |
| 750 | for (i = 0; i < req->nr_push; i++) { |
| 751 | struct nouveau_bo *nvbo = (void *)(unsigned long) |
| 752 | bo[push[i].bo_index].user_priv; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 753 | |
Ben Skeggs | 3a92d37 | 2012-08-04 05:46:01 +1000 | [diff] [blame] | 754 | OUT_RING(chan, (nvbo->bo.offset + push[i].offset) | 2); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 755 | OUT_RING(chan, 0); |
| 756 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 757 | } else { |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 758 | ret = RING_SPACE(chan, req->nr_push * (2 + NOUVEAU_DMA_SKIPS)); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 759 | if (ret) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 760 | NV_PRINTK(error, cli, "jmp_space: %d\n", ret); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 761 | goto out; |
| 762 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 763 | |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 764 | for (i = 0; i < req->nr_push; i++) { |
| 765 | struct nouveau_bo *nvbo = (void *)(unsigned long) |
| 766 | bo[push[i].bo_index].user_priv; |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 767 | uint32_t cmd; |
| 768 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 769 | cmd = chan->push.vma.offset + ((chan->dma.cur + 2) << 2); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 770 | cmd |= 0x20000000; |
| 771 | if (unlikely(cmd != req->suffix0)) { |
| 772 | if (!nvbo->kmap.virtual) { |
| 773 | ret = ttm_bo_kmap(&nvbo->bo, 0, |
| 774 | nvbo->bo.mem. |
| 775 | num_pages, |
| 776 | &nvbo->kmap); |
| 777 | if (ret) { |
| 778 | WIND_RING(chan); |
| 779 | goto out; |
| 780 | } |
| 781 | nvbo->validate_mapped = true; |
| 782 | } |
| 783 | |
| 784 | nouveau_bo_wr32(nvbo, (push[i].offset + |
| 785 | push[i].length - 8) / 4, cmd); |
| 786 | } |
| 787 | |
Ben Skeggs | 3a92d37 | 2012-08-04 05:46:01 +1000 | [diff] [blame] | 788 | OUT_RING(chan, 0x20000000 | |
| 789 | (nvbo->bo.offset + push[i].offset)); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 790 | OUT_RING(chan, 0); |
Ben Skeggs | a1606a9 | 2010-02-12 10:27:35 +1000 | [diff] [blame] | 791 | for (j = 0; j < NOUVEAU_DMA_SKIPS; j++) |
| 792 | OUT_RING(chan, 0); |
| 793 | } |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 794 | } |
| 795 | |
Ben Skeggs | 264ce19 | 2013-02-14 13:43:21 +1000 | [diff] [blame] | 796 | ret = nouveau_fence_new(chan, false, &fence); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 797 | if (ret) { |
Ben Skeggs | fa2bade | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 798 | NV_PRINTK(error, cli, "error fencing pushbuf: %d\n", ret); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 799 | WIND_RING(chan); |
| 800 | goto out; |
| 801 | } |
| 802 | |
| 803 | out: |
Maarten Lankhorst | 809e944 | 2014-04-09 16:19:30 +0200 | [diff] [blame] | 804 | validate_fini(&op, fence, bo); |
Marcin Slusarz | 382d62e | 2010-10-20 21:50:24 +0200 | [diff] [blame] | 805 | nouveau_fence_unref(&fence); |
Marcin Slusarz | 7fa0cba2 | 2011-03-07 12:31:35 +0100 | [diff] [blame] | 806 | |
| 807 | out_prevalid: |
Maarten Lankhorst | c859074 | 2013-09-02 16:31:31 +0200 | [diff] [blame] | 808 | u_free(bo); |
| 809 | u_free(push); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 810 | |
| 811 | out_next: |
Ben Skeggs | 9a391ad | 2010-02-11 16:37:26 +1000 | [diff] [blame] | 812 | if (chan->dma.ib_max) { |
| 813 | req->suffix0 = 0x00000000; |
| 814 | req->suffix1 = 0x00000000; |
| 815 | } else |
Ben Skeggs | 967e7bd | 2014-08-10 04:10:22 +1000 | [diff] [blame] | 816 | if (drm->device.info.chipset >= 0x25) { |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 817 | req->suffix0 = 0x00020000; |
| 818 | req->suffix1 = 0x00000000; |
| 819 | } else { |
| 820 | req->suffix0 = 0x20000000 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 821 | (chan->push.vma.offset + ((chan->dma.cur + 2) << 2)); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 822 | req->suffix1 = 0x00000000; |
| 823 | } |
| 824 | |
Ben Skeggs | ebb945a | 2012-07-20 08:17:34 +1000 | [diff] [blame] | 825 | return nouveau_abi16_put(abi16, ret); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 826 | } |
| 827 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 828 | static inline uint32_t |
| 829 | domain_to_ttm(struct nouveau_bo *nvbo, uint32_t domain) |
| 830 | { |
| 831 | uint32_t flags = 0; |
| 832 | |
| 833 | if (domain & NOUVEAU_GEM_DOMAIN_VRAM) |
| 834 | flags |= TTM_PL_FLAG_VRAM; |
| 835 | if (domain & NOUVEAU_GEM_DOMAIN_GART) |
| 836 | flags |= TTM_PL_FLAG_TT; |
| 837 | |
| 838 | return flags; |
| 839 | } |
| 840 | |
| 841 | int |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 842 | nouveau_gem_ioctl_cpu_prep(struct drm_device *dev, void *data, |
| 843 | struct drm_file *file_priv) |
| 844 | { |
| 845 | struct drm_nouveau_gem_cpu_prep *req = data; |
| 846 | struct drm_gem_object *gem; |
| 847 | struct nouveau_bo *nvbo; |
| 848 | bool no_wait = !!(req->flags & NOUVEAU_GEM_CPU_PREP_NOWAIT); |
Maarten Lankhorst | 59701f9 | 2014-05-14 15:38:23 +0200 | [diff] [blame] | 849 | bool write = !!(req->flags & NOUVEAU_GEM_CPU_PREP_WRITE); |
Maarten Lankhorst | d0b3c3b | 2014-01-21 13:00:24 +0100 | [diff] [blame] | 850 | int ret; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 851 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 852 | gem = drm_gem_object_lookup(dev, file_priv, req->handle); |
| 853 | if (!gem) |
Chris Wilson | bf79cb9 | 2010-08-04 14:19:46 +0100 | [diff] [blame] | 854 | return -ENOENT; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 855 | nvbo = nouveau_gem_object(gem); |
| 856 | |
Maarten Lankhorst | 59701f9 | 2014-05-14 15:38:23 +0200 | [diff] [blame] | 857 | if (no_wait) |
| 858 | ret = reservation_object_test_signaled_rcu(nvbo->bo.resv, write) ? 0 : -EBUSY; |
| 859 | else { |
| 860 | long lret; |
Maarten Lankhorst | f2c24b8 | 2014-04-02 17:14:48 +0200 | [diff] [blame] | 861 | |
Maarten Lankhorst | 59701f9 | 2014-05-14 15:38:23 +0200 | [diff] [blame] | 862 | lret = reservation_object_wait_timeout_rcu(nvbo->bo.resv, write, true, 30 * HZ); |
| 863 | if (!lret) |
| 864 | ret = -EBUSY; |
| 865 | else if (lret > 0) |
| 866 | ret = 0; |
| 867 | else |
| 868 | ret = lret; |
Maarten Lankhorst | d0b3c3b | 2014-01-21 13:00:24 +0100 | [diff] [blame] | 869 | } |
Alexandre Courbot | b22870b | 2014-10-27 18:49:19 +0900 | [diff] [blame] | 870 | nouveau_bo_sync_for_cpu(nvbo); |
Luca Barbieri | bc9025b | 2010-02-09 05:49:12 +0000 | [diff] [blame] | 871 | drm_gem_object_unreference_unlocked(gem); |
Maarten Lankhorst | d0b3c3b | 2014-01-21 13:00:24 +0100 | [diff] [blame] | 872 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 873 | return ret; |
| 874 | } |
| 875 | |
| 876 | int |
| 877 | nouveau_gem_ioctl_cpu_fini(struct drm_device *dev, void *data, |
| 878 | struct drm_file *file_priv) |
| 879 | { |
Alexandre Courbot | b22870b | 2014-10-27 18:49:19 +0900 | [diff] [blame] | 880 | struct drm_nouveau_gem_cpu_fini *req = data; |
| 881 | struct drm_gem_object *gem; |
| 882 | struct nouveau_bo *nvbo; |
| 883 | |
| 884 | gem = drm_gem_object_lookup(dev, file_priv, req->handle); |
| 885 | if (!gem) |
| 886 | return -ENOENT; |
| 887 | nvbo = nouveau_gem_object(gem); |
| 888 | |
| 889 | nouveau_bo_sync_for_device(nvbo); |
| 890 | drm_gem_object_unreference_unlocked(gem); |
Ben Skeggs | 21e86c1 | 2010-10-11 11:48:45 +1000 | [diff] [blame] | 891 | return 0; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 892 | } |
| 893 | |
| 894 | int |
| 895 | nouveau_gem_ioctl_info(struct drm_device *dev, void *data, |
| 896 | struct drm_file *file_priv) |
| 897 | { |
| 898 | struct drm_nouveau_gem_info *req = data; |
| 899 | struct drm_gem_object *gem; |
| 900 | int ret; |
| 901 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 902 | gem = drm_gem_object_lookup(dev, file_priv, req->handle); |
| 903 | if (!gem) |
Chris Wilson | bf79cb9 | 2010-08-04 14:19:46 +0100 | [diff] [blame] | 904 | return -ENOENT; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 905 | |
Ben Skeggs | e758a31 | 2011-06-07 13:28:11 +1000 | [diff] [blame] | 906 | ret = nouveau_gem_info(file_priv, gem, req); |
Luca Barbieri | bc9025b | 2010-02-09 05:49:12 +0000 | [diff] [blame] | 907 | drm_gem_object_unreference_unlocked(gem); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 908 | return ret; |
| 909 | } |
| 910 | |