Rev 1179 | Go to most recent revision | Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1126 | serge | 1 | /* |
| 2 | * Copyright 2008 Advanced Micro Devices, Inc. |
||
| 3 | * Copyright 2008 Red Hat Inc. |
||
| 4 | * Copyright 2009 Jerome Glisse. |
||
| 5 | * |
||
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
||
| 7 | * copy of this software and associated documentation files (the "Software"), |
||
| 8 | * to deal in the Software without restriction, including without limitation |
||
| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||
| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
||
| 11 | * Software is furnished to do so, subject to the following conditions: |
||
| 12 | * |
||
| 13 | * The above copyright notice and this permission notice shall be included in |
||
| 14 | * all copies or substantial portions of the Software. |
||
| 15 | * |
||
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||
| 19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
||
| 20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
||
| 21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
||
| 22 | * OTHER DEALINGS IN THE SOFTWARE. |
||
| 23 | * |
||
| 24 | * Authors: Dave Airlie |
||
| 25 | * Alex Deucher |
||
| 26 | * Jerome Glisse |
||
| 27 | */ |
||
| 28 | #include "drmP.h" |
||
| 29 | #include "drm.h" |
||
| 30 | #include "radeon_drm.h" |
||
| 31 | #include "radeon.h" |
||
| 32 | |||
| 33 | |||
| 34 | #define TTM_PL_SYSTEM 0 |
||
| 35 | #define TTM_PL_TT 1 |
||
| 36 | #define TTM_PL_VRAM 2 |
||
| 37 | #define TTM_PL_PRIV0 3 |
||
| 38 | #define TTM_PL_PRIV1 4 |
||
| 39 | #define TTM_PL_PRIV2 5 |
||
| 40 | #define TTM_PL_PRIV3 6 |
||
| 41 | #define TTM_PL_PRIV4 7 |
||
| 42 | #define TTM_PL_PRIV5 8 |
||
| 43 | #define TTM_PL_SWAPPED 15 |
||
| 44 | |||
| 45 | #define TTM_PL_FLAG_SYSTEM (1 << TTM_PL_SYSTEM) |
||
| 46 | #define TTM_PL_FLAG_TT (1 << TTM_PL_TT) |
||
| 47 | #define TTM_PL_FLAG_VRAM (1 << TTM_PL_VRAM) |
||
| 48 | #define TTM_PL_FLAG_PRIV0 (1 << TTM_PL_PRIV0) |
||
| 49 | #define TTM_PL_FLAG_PRIV1 (1 << TTM_PL_PRIV1) |
||
| 50 | #define TTM_PL_FLAG_PRIV2 (1 << TTM_PL_PRIV2) |
||
| 51 | #define TTM_PL_FLAG_PRIV3 (1 << TTM_PL_PRIV3) |
||
| 52 | #define TTM_PL_FLAG_PRIV4 (1 << TTM_PL_PRIV4) |
||
| 53 | #define TTM_PL_FLAG_PRIV5 (1 << TTM_PL_PRIV5) |
||
| 54 | #define TTM_PL_FLAG_SWAPPED (1 << TTM_PL_SWAPPED) |
||
| 55 | #define TTM_PL_MASK_MEM 0x0000FFFF |
||
| 56 | |||
| 57 | |||
| 58 | int radeon_gem_object_init(struct drm_gem_object *obj) |
||
| 59 | { |
||
| 60 | /* we do nothings here */ |
||
| 61 | return 0; |
||
| 62 | } |
||
| 63 | |||
| 64 | void radeon_gem_object_free(struct drm_gem_object *gobj) |
||
| 65 | { |
||
| 66 | struct radeon_object *robj = gobj->driver_private; |
||
| 67 | |||
| 68 | gobj->driver_private = NULL; |
||
| 69 | if (robj) { |
||
| 70 | // radeon_object_unref(&robj); |
||
| 71 | } |
||
| 72 | } |
||
| 73 | |||
| 74 | int radeon_gem_object_create(struct radeon_device *rdev, int size, |
||
| 75 | int alignment, int initial_domain, |
||
| 76 | bool discardable, bool kernel, |
||
| 77 | bool interruptible, |
||
| 78 | struct drm_gem_object **obj) |
||
| 79 | { |
||
| 80 | struct drm_gem_object *gobj; |
||
| 81 | struct radeon_object *robj; |
||
| 82 | int r; |
||
| 83 | |||
| 84 | *obj = NULL; |
||
| 85 | gobj = drm_gem_object_alloc(rdev->ddev, size); |
||
| 86 | if (!gobj) { |
||
| 87 | return -ENOMEM; |
||
| 88 | } |
||
| 89 | /* At least align on page size */ |
||
| 90 | if (alignment < PAGE_SIZE) { |
||
| 91 | alignment = PAGE_SIZE; |
||
| 92 | } |
||
| 93 | r = radeon_object_create(rdev, gobj, size, kernel, initial_domain, |
||
| 94 | interruptible, &robj); |
||
| 95 | if (r) { |
||
| 96 | DRM_ERROR("Failed to allocate GEM object (%d, %d, %u)\n", |
||
| 97 | size, initial_domain, alignment); |
||
| 98 | // mutex_lock(&rdev->ddev->struct_mutex); |
||
| 99 | // drm_gem_object_unreference(gobj); |
||
| 100 | // mutex_unlock(&rdev->ddev->struct_mutex); |
||
| 101 | return r; |
||
| 102 | } |
||
| 103 | gobj->driver_private = robj; |
||
| 104 | *obj = gobj; |
||
| 105 | return 0; |
||
| 106 | } |
||
| 107 | |||
| 108 | int radeon_gem_object_pin(struct drm_gem_object *obj, uint32_t pin_domain, |
||
| 109 | uint64_t *gpu_addr) |
||
| 110 | { |
||
| 111 | struct radeon_object *robj = obj->driver_private; |
||
| 112 | uint32_t flags; |
||
| 113 | |||
| 114 | switch (pin_domain) { |
||
| 115 | case RADEON_GEM_DOMAIN_VRAM: |
||
| 116 | flags = TTM_PL_FLAG_VRAM; |
||
| 117 | break; |
||
| 118 | case RADEON_GEM_DOMAIN_GTT: |
||
| 119 | flags = TTM_PL_FLAG_TT; |
||
| 120 | break; |
||
| 121 | default: |
||
| 122 | flags = TTM_PL_FLAG_SYSTEM; |
||
| 123 | break; |
||
| 124 | } |
||
| 125 | return radeon_object_pin(robj, flags, gpu_addr); |
||
| 126 | } |
||
| 127 | |||
| 128 | void radeon_gem_object_unpin(struct drm_gem_object *obj) |
||
| 129 | { |
||
| 130 | struct radeon_object *robj = obj->driver_private; |
||
| 131 | // radeon_object_unpin(robj); |
||
| 132 | } |
||
| 133 | |||
| 134 | int radeon_gem_set_domain(struct drm_gem_object *gobj, |
||
| 135 | uint32_t rdomain, uint32_t wdomain) |
||
| 136 | { |
||
| 137 | struct radeon_object *robj; |
||
| 138 | uint32_t domain; |
||
| 139 | int r; |
||
| 140 | |||
| 141 | /* FIXME: reeimplement */ |
||
| 142 | robj = gobj->driver_private; |
||
| 143 | /* work out where to validate the buffer to */ |
||
| 144 | domain = wdomain; |
||
| 145 | if (!domain) { |
||
| 146 | domain = rdomain; |
||
| 147 | } |
||
| 148 | if (!domain) { |
||
| 149 | /* Do nothings */ |
||
| 150 | printk(KERN_WARNING "Set domain withou domain !\n"); |
||
| 151 | return 0; |
||
| 152 | } |
||
| 153 | if (domain == RADEON_GEM_DOMAIN_CPU) { |
||
| 154 | /* Asking for cpu access wait for object idle */ |
||
| 155 | // r = radeon_object_wait(robj); |
||
| 156 | if (r) { |
||
| 157 | printk(KERN_ERR "Failed to wait for object !\n"); |
||
| 158 | return r; |
||
| 159 | } |
||
| 160 | } |
||
| 161 | return 0; |
||
| 162 | } |
||
| 163 | |||
| 164 | int radeon_gem_init(struct radeon_device *rdev) |
||
| 165 | { |
||
| 166 | INIT_LIST_HEAD(&rdev->gem.objects); |
||
| 167 | return 0; |
||
| 168 | } |
||
| 169 | |||
| 170 | void radeon_gem_fini(struct radeon_device *rdev) |
||
| 171 | { |
||
| 172 | // radeon_object_force_delete(rdev); |
||
| 173 | } |
||
| 174 | |||
| 175 | #if 0 |
||
| 176 | /* |
||
| 177 | * GEM ioctls. |
||
| 178 | */ |
||
| 179 | int radeon_gem_info_ioctl(struct drm_device *dev, void *data, |
||
| 180 | struct drm_file *filp) |
||
| 181 | { |
||
| 182 | struct radeon_device *rdev = dev->dev_private; |
||
| 183 | struct drm_radeon_gem_info *args = data; |
||
| 184 | |||
| 185 | args->vram_size = rdev->mc.vram_size; |
||
| 186 | /* FIXME: report somethings that makes sense */ |
||
| 187 | args->vram_visible = rdev->mc.vram_size - (4 * 1024 * 1024); |
||
| 188 | args->gart_size = rdev->mc.gtt_size; |
||
| 189 | return 0; |
||
| 190 | } |
||
| 191 | |||
| 192 | int radeon_gem_pread_ioctl(struct drm_device *dev, void *data, |
||
| 193 | struct drm_file *filp) |
||
| 194 | { |
||
| 195 | /* TODO: implement */ |
||
| 196 | DRM_ERROR("unimplemented %s\n", __func__); |
||
| 197 | return -ENOSYS; |
||
| 198 | } |
||
| 199 | |||
| 200 | int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data, |
||
| 201 | struct drm_file *filp) |
||
| 202 | { |
||
| 203 | /* TODO: implement */ |
||
| 204 | DRM_ERROR("unimplemented %s\n", __func__); |
||
| 205 | return -ENOSYS; |
||
| 206 | } |
||
| 207 | |||
| 208 | int radeon_gem_create_ioctl(struct drm_device *dev, void *data, |
||
| 209 | struct drm_file *filp) |
||
| 210 | { |
||
| 211 | struct radeon_device *rdev = dev->dev_private; |
||
| 212 | struct drm_radeon_gem_create *args = data; |
||
| 213 | struct drm_gem_object *gobj; |
||
| 214 | uint32_t handle; |
||
| 215 | int r; |
||
| 216 | |||
| 217 | /* create a gem object to contain this object in */ |
||
| 218 | args->size = roundup(args->size, PAGE_SIZE); |
||
| 219 | r = radeon_gem_object_create(rdev, args->size, args->alignment, |
||
| 220 | args->initial_domain, false, |
||
| 221 | false, true, &gobj); |
||
| 222 | if (r) { |
||
| 223 | return r; |
||
| 224 | } |
||
| 225 | r = drm_gem_handle_create(filp, gobj, &handle); |
||
| 226 | if (r) { |
||
| 227 | mutex_lock(&dev->struct_mutex); |
||
| 228 | drm_gem_object_unreference(gobj); |
||
| 229 | mutex_unlock(&dev->struct_mutex); |
||
| 230 | return r; |
||
| 231 | } |
||
| 232 | mutex_lock(&dev->struct_mutex); |
||
| 233 | drm_gem_object_handle_unreference(gobj); |
||
| 234 | mutex_unlock(&dev->struct_mutex); |
||
| 235 | args->handle = handle; |
||
| 236 | return 0; |
||
| 237 | } |
||
| 238 | |||
| 239 | int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, |
||
| 240 | struct drm_file *filp) |
||
| 241 | { |
||
| 242 | /* transition the BO to a domain - |
||
| 243 | * just validate the BO into a certain domain */ |
||
| 244 | struct drm_radeon_gem_set_domain *args = data; |
||
| 245 | struct drm_gem_object *gobj; |
||
| 246 | struct radeon_object *robj; |
||
| 247 | int r; |
||
| 248 | |||
| 249 | /* for now if someone requests domain CPU - |
||
| 250 | * just make sure the buffer is finished with */ |
||
| 251 | |||
| 252 | /* just do a BO wait for now */ |
||
| 253 | gobj = drm_gem_object_lookup(dev, filp, args->handle); |
||
| 254 | if (gobj == NULL) { |
||
| 255 | return -EINVAL; |
||
| 256 | } |
||
| 257 | robj = gobj->driver_private; |
||
| 258 | |||
| 259 | r = radeon_gem_set_domain(gobj, args->read_domains, args->write_domain); |
||
| 260 | |||
| 261 | mutex_lock(&dev->struct_mutex); |
||
| 262 | drm_gem_object_unreference(gobj); |
||
| 263 | mutex_unlock(&dev->struct_mutex); |
||
| 264 | return r; |
||
| 265 | } |
||
| 266 | |||
| 267 | int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, |
||
| 268 | struct drm_file *filp) |
||
| 269 | { |
||
| 270 | struct drm_radeon_gem_mmap *args = data; |
||
| 271 | struct drm_gem_object *gobj; |
||
| 272 | struct radeon_object *robj; |
||
| 273 | int r; |
||
| 274 | |||
| 275 | gobj = drm_gem_object_lookup(dev, filp, args->handle); |
||
| 276 | if (gobj == NULL) { |
||
| 277 | return -EINVAL; |
||
| 278 | } |
||
| 279 | robj = gobj->driver_private; |
||
| 280 | r = radeon_object_mmap(robj, &args->addr_ptr); |
||
| 281 | mutex_lock(&dev->struct_mutex); |
||
| 282 | drm_gem_object_unreference(gobj); |
||
| 283 | mutex_unlock(&dev->struct_mutex); |
||
| 284 | return r; |
||
| 285 | } |
||
| 286 | |||
| 287 | int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, |
||
| 288 | struct drm_file *filp) |
||
| 289 | { |
||
| 290 | /* FIXME: implement */ |
||
| 291 | return 0; |
||
| 292 | } |
||
| 293 | |||
| 294 | int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, |
||
| 295 | struct drm_file *filp) |
||
| 296 | { |
||
| 297 | struct drm_radeon_gem_wait_idle *args = data; |
||
| 298 | struct drm_gem_object *gobj; |
||
| 299 | struct radeon_object *robj; |
||
| 300 | int r; |
||
| 301 | |||
| 302 | gobj = drm_gem_object_lookup(dev, filp, args->handle); |
||
| 303 | if (gobj == NULL) { |
||
| 304 | return -EINVAL; |
||
| 305 | } |
||
| 306 | robj = gobj->driver_private; |
||
| 307 | r = radeon_object_wait(robj); |
||
| 308 | mutex_lock(&dev->struct_mutex); |
||
| 309 | drm_gem_object_unreference(gobj); |
||
| 310 | mutex_unlock(&dev->struct_mutex); |
||
| 311 | return r; |
||
| 312 | } |
||
| 313 | |||
| 314 | #endif |