radeon_kms.c 23 KB

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  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 <drm/drmP.h>
  29. #include "radeon.h"
  30. #include <drm/radeon_drm.h>
  31. #include "radeon_asic.h"
  32. #include <linux/vga_switcheroo.h>
  33. #include <linux/slab.h>
  34. /**
  35. * radeon_driver_unload_kms - Main unload function for KMS.
  36. *
  37. * @dev: drm dev pointer
  38. *
  39. * This is the main unload function for KMS (all asics).
  40. * It calls radeon_modeset_fini() to tear down the
  41. * displays, and radeon_device_fini() to tear down
  42. * the rest of the device (CP, writeback, etc.).
  43. * Returns 0 on success.
  44. */
  45. int radeon_driver_unload_kms(struct drm_device *dev)
  46. {
  47. struct radeon_device *rdev = dev->dev_private;
  48. if (rdev == NULL)
  49. return 0;
  50. if (rdev->rmmio == NULL)
  51. goto done_free;
  52. radeon_acpi_fini(rdev);
  53. radeon_modeset_fini(rdev);
  54. radeon_device_fini(rdev);
  55. done_free:
  56. kfree(rdev);
  57. dev->dev_private = NULL;
  58. return 0;
  59. }
  60. /**
  61. * radeon_driver_load_kms - Main load function for KMS.
  62. *
  63. * @dev: drm dev pointer
  64. * @flags: device flags
  65. *
  66. * This is the main load function for KMS (all asics).
  67. * It calls radeon_device_init() to set up the non-display
  68. * parts of the chip (asic init, CP, writeback, etc.), and
  69. * radeon_modeset_init() to set up the display parts
  70. * (crtcs, encoders, hotplug detect, etc.).
  71. * Returns 0 on success, error on failure.
  72. */
  73. int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
  74. {
  75. struct radeon_device *rdev;
  76. int r, acpi_status;
  77. rdev = kzalloc(sizeof(struct radeon_device), GFP_KERNEL);
  78. if (rdev == NULL) {
  79. return -ENOMEM;
  80. }
  81. dev->dev_private = (void *)rdev;
  82. /* update BUS flag */
  83. if (drm_pci_device_is_agp(dev)) {
  84. flags |= RADEON_IS_AGP;
  85. } else if (pci_is_pcie(dev->pdev)) {
  86. flags |= RADEON_IS_PCIE;
  87. } else {
  88. flags |= RADEON_IS_PCI;
  89. }
  90. /* radeon_device_init should report only fatal error
  91. * like memory allocation failure or iomapping failure,
  92. * or memory manager initialization failure, it must
  93. * properly initialize the GPU MC controller and permit
  94. * VRAM allocation
  95. */
  96. r = radeon_device_init(rdev, dev, dev->pdev, flags);
  97. if (r) {
  98. dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
  99. goto out;
  100. }
  101. /* Again modeset_init should fail only on fatal error
  102. * otherwise it should provide enough functionalities
  103. * for shadowfb to run
  104. */
  105. r = radeon_modeset_init(rdev);
  106. if (r)
  107. dev_err(&dev->pdev->dev, "Fatal error during modeset init\n");
  108. /* Call ACPI methods: require modeset init
  109. * but failure is not fatal
  110. */
  111. if (!r) {
  112. acpi_status = radeon_acpi_init(rdev);
  113. if (acpi_status)
  114. dev_dbg(&dev->pdev->dev,
  115. "Error during ACPI methods call\n");
  116. }
  117. out:
  118. if (r)
  119. radeon_driver_unload_kms(dev);
  120. return r;
  121. }
  122. /**
  123. * radeon_set_filp_rights - Set filp right.
  124. *
  125. * @dev: drm dev pointer
  126. * @owner: drm file
  127. * @applier: drm file
  128. * @value: value
  129. *
  130. * Sets the filp rights for the device (all asics).
  131. */
  132. static void radeon_set_filp_rights(struct drm_device *dev,
  133. struct drm_file **owner,
  134. struct drm_file *applier,
  135. uint32_t *value)
  136. {
  137. mutex_lock(&dev->struct_mutex);
  138. if (*value == 1) {
  139. /* wants rights */
  140. if (!*owner)
  141. *owner = applier;
  142. } else if (*value == 0) {
  143. /* revokes rights */
  144. if (*owner == applier)
  145. *owner = NULL;
  146. }
  147. *value = *owner == applier ? 1 : 0;
  148. mutex_unlock(&dev->struct_mutex);
  149. }
  150. /*
  151. * Userspace get information ioctl
  152. */
  153. /**
  154. * radeon_info_ioctl - answer a device specific request.
  155. *
  156. * @rdev: radeon device pointer
  157. * @data: request object
  158. * @filp: drm filp
  159. *
  160. * This function is used to pass device specific parameters to the userspace
  161. * drivers. Examples include: pci device id, pipeline parms, tiling params,
  162. * etc. (all asics).
  163. * Returns 0 on success, -EINVAL on failure.
  164. */
  165. int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
  166. {
  167. struct radeon_device *rdev = dev->dev_private;
  168. struct drm_radeon_info *info = data;
  169. struct radeon_mode_info *minfo = &rdev->mode_info;
  170. uint32_t *value, value_tmp, *value_ptr, value_size;
  171. uint64_t value64;
  172. struct drm_crtc *crtc;
  173. int i, found;
  174. value_ptr = (uint32_t *)((unsigned long)info->value);
  175. value = &value_tmp;
  176. value_size = sizeof(uint32_t);
  177. switch (info->request) {
  178. case RADEON_INFO_DEVICE_ID:
  179. *value = dev->pdev->device;
  180. break;
  181. case RADEON_INFO_NUM_GB_PIPES:
  182. *value = rdev->num_gb_pipes;
  183. break;
  184. case RADEON_INFO_NUM_Z_PIPES:
  185. *value = rdev->num_z_pipes;
  186. break;
  187. case RADEON_INFO_ACCEL_WORKING:
  188. /* xf86-video-ati 6.13.0 relies on this being false for evergreen */
  189. if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK))
  190. *value = false;
  191. else
  192. *value = rdev->accel_working;
  193. break;
  194. case RADEON_INFO_CRTC_FROM_ID:
  195. if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
  196. DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
  197. return -EFAULT;
  198. }
  199. for (i = 0, found = 0; i < rdev->num_crtc; i++) {
  200. crtc = (struct drm_crtc *)minfo->crtcs[i];
  201. if (crtc && crtc->base.id == *value) {
  202. struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
  203. *value = radeon_crtc->crtc_id;
  204. found = 1;
  205. break;
  206. }
  207. }
  208. if (!found) {
  209. DRM_DEBUG_KMS("unknown crtc id %d\n", *value);
  210. return -EINVAL;
  211. }
  212. break;
  213. case RADEON_INFO_ACCEL_WORKING2:
  214. *value = rdev->accel_working;
  215. break;
  216. case RADEON_INFO_TILING_CONFIG:
  217. if (rdev->family >= CHIP_BONAIRE)
  218. *value = rdev->config.cik.tile_config;
  219. else if (rdev->family >= CHIP_TAHITI)
  220. *value = rdev->config.si.tile_config;
  221. else if (rdev->family >= CHIP_CAYMAN)
  222. *value = rdev->config.cayman.tile_config;
  223. else if (rdev->family >= CHIP_CEDAR)
  224. *value = rdev->config.evergreen.tile_config;
  225. else if (rdev->family >= CHIP_RV770)
  226. *value = rdev->config.rv770.tile_config;
  227. else if (rdev->family >= CHIP_R600)
  228. *value = rdev->config.r600.tile_config;
  229. else {
  230. DRM_DEBUG_KMS("tiling config is r6xx+ only!\n");
  231. return -EINVAL;
  232. }
  233. break;
  234. case RADEON_INFO_WANT_HYPERZ:
  235. /* The "value" here is both an input and output parameter.
  236. * If the input value is 1, filp requests hyper-z access.
  237. * If the input value is 0, filp revokes its hyper-z access.
  238. *
  239. * When returning, the value is 1 if filp owns hyper-z access,
  240. * 0 otherwise. */
  241. if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
  242. DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
  243. return -EFAULT;
  244. }
  245. if (*value >= 2) {
  246. DRM_DEBUG_KMS("WANT_HYPERZ: invalid value %d\n", *value);
  247. return -EINVAL;
  248. }
  249. radeon_set_filp_rights(dev, &rdev->hyperz_filp, filp, value);
  250. break;
  251. case RADEON_INFO_WANT_CMASK:
  252. /* The same logic as Hyper-Z. */
  253. if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
  254. DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
  255. return -EFAULT;
  256. }
  257. if (*value >= 2) {
  258. DRM_DEBUG_KMS("WANT_CMASK: invalid value %d\n", *value);
  259. return -EINVAL;
  260. }
  261. radeon_set_filp_rights(dev, &rdev->cmask_filp, filp, value);
  262. break;
  263. case RADEON_INFO_CLOCK_CRYSTAL_FREQ:
  264. /* return clock value in KHz */
  265. if (rdev->asic->get_xclk)
  266. *value = radeon_get_xclk(rdev) * 10;
  267. else
  268. *value = rdev->clock.spll.reference_freq * 10;
  269. break;
  270. case RADEON_INFO_NUM_BACKENDS:
  271. if (rdev->family >= CHIP_BONAIRE)
  272. *value = rdev->config.cik.max_backends_per_se *
  273. rdev->config.cik.max_shader_engines;
  274. else if (rdev->family >= CHIP_TAHITI)
  275. *value = rdev->config.si.max_backends_per_se *
  276. rdev->config.si.max_shader_engines;
  277. else if (rdev->family >= CHIP_CAYMAN)
  278. *value = rdev->config.cayman.max_backends_per_se *
  279. rdev->config.cayman.max_shader_engines;
  280. else if (rdev->family >= CHIP_CEDAR)
  281. *value = rdev->config.evergreen.max_backends;
  282. else if (rdev->family >= CHIP_RV770)
  283. *value = rdev->config.rv770.max_backends;
  284. else if (rdev->family >= CHIP_R600)
  285. *value = rdev->config.r600.max_backends;
  286. else {
  287. return -EINVAL;
  288. }
  289. break;
  290. case RADEON_INFO_NUM_TILE_PIPES:
  291. if (rdev->family >= CHIP_BONAIRE)
  292. *value = rdev->config.cik.max_tile_pipes;
  293. else if (rdev->family >= CHIP_TAHITI)
  294. *value = rdev->config.si.max_tile_pipes;
  295. else if (rdev->family >= CHIP_CAYMAN)
  296. *value = rdev->config.cayman.max_tile_pipes;
  297. else if (rdev->family >= CHIP_CEDAR)
  298. *value = rdev->config.evergreen.max_tile_pipes;
  299. else if (rdev->family >= CHIP_RV770)
  300. *value = rdev->config.rv770.max_tile_pipes;
  301. else if (rdev->family >= CHIP_R600)
  302. *value = rdev->config.r600.max_tile_pipes;
  303. else {
  304. return -EINVAL;
  305. }
  306. break;
  307. case RADEON_INFO_FUSION_GART_WORKING:
  308. *value = 1;
  309. break;
  310. case RADEON_INFO_BACKEND_MAP:
  311. if (rdev->family >= CHIP_BONAIRE)
  312. return -EINVAL;
  313. else if (rdev->family >= CHIP_TAHITI)
  314. *value = rdev->config.si.backend_map;
  315. else if (rdev->family >= CHIP_CAYMAN)
  316. *value = rdev->config.cayman.backend_map;
  317. else if (rdev->family >= CHIP_CEDAR)
  318. *value = rdev->config.evergreen.backend_map;
  319. else if (rdev->family >= CHIP_RV770)
  320. *value = rdev->config.rv770.backend_map;
  321. else if (rdev->family >= CHIP_R600)
  322. *value = rdev->config.r600.backend_map;
  323. else {
  324. return -EINVAL;
  325. }
  326. break;
  327. case RADEON_INFO_VA_START:
  328. /* this is where we report if vm is supported or not */
  329. if (rdev->family < CHIP_CAYMAN)
  330. return -EINVAL;
  331. *value = RADEON_VA_RESERVED_SIZE;
  332. break;
  333. case RADEON_INFO_IB_VM_MAX_SIZE:
  334. /* this is where we report if vm is supported or not */
  335. if (rdev->family < CHIP_CAYMAN)
  336. return -EINVAL;
  337. *value = RADEON_IB_VM_MAX_SIZE;
  338. break;
  339. case RADEON_INFO_MAX_PIPES:
  340. if (rdev->family >= CHIP_BONAIRE)
  341. *value = rdev->config.cik.max_cu_per_sh;
  342. else if (rdev->family >= CHIP_TAHITI)
  343. *value = rdev->config.si.max_cu_per_sh;
  344. else if (rdev->family >= CHIP_CAYMAN)
  345. *value = rdev->config.cayman.max_pipes_per_simd;
  346. else if (rdev->family >= CHIP_CEDAR)
  347. *value = rdev->config.evergreen.max_pipes;
  348. else if (rdev->family >= CHIP_RV770)
  349. *value = rdev->config.rv770.max_pipes;
  350. else if (rdev->family >= CHIP_R600)
  351. *value = rdev->config.r600.max_pipes;
  352. else {
  353. return -EINVAL;
  354. }
  355. break;
  356. case RADEON_INFO_TIMESTAMP:
  357. if (rdev->family < CHIP_R600) {
  358. DRM_DEBUG_KMS("timestamp is r6xx+ only!\n");
  359. return -EINVAL;
  360. }
  361. value = (uint32_t*)&value64;
  362. value_size = sizeof(uint64_t);
  363. value64 = radeon_get_gpu_clock_counter(rdev);
  364. break;
  365. case RADEON_INFO_MAX_SE:
  366. if (rdev->family >= CHIP_BONAIRE)
  367. *value = rdev->config.cik.max_shader_engines;
  368. else if (rdev->family >= CHIP_TAHITI)
  369. *value = rdev->config.si.max_shader_engines;
  370. else if (rdev->family >= CHIP_CAYMAN)
  371. *value = rdev->config.cayman.max_shader_engines;
  372. else if (rdev->family >= CHIP_CEDAR)
  373. *value = rdev->config.evergreen.num_ses;
  374. else
  375. *value = 1;
  376. break;
  377. case RADEON_INFO_MAX_SH_PER_SE:
  378. if (rdev->family >= CHIP_BONAIRE)
  379. *value = rdev->config.cik.max_sh_per_se;
  380. else if (rdev->family >= CHIP_TAHITI)
  381. *value = rdev->config.si.max_sh_per_se;
  382. else
  383. return -EINVAL;
  384. break;
  385. case RADEON_INFO_FASTFB_WORKING:
  386. *value = rdev->fastfb_working;
  387. break;
  388. case RADEON_INFO_RING_WORKING:
  389. if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
  390. DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
  391. return -EFAULT;
  392. }
  393. switch (*value) {
  394. case RADEON_CS_RING_GFX:
  395. case RADEON_CS_RING_COMPUTE:
  396. *value = rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready;
  397. break;
  398. case RADEON_CS_RING_DMA:
  399. *value = rdev->ring[R600_RING_TYPE_DMA_INDEX].ready;
  400. *value |= rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX].ready;
  401. break;
  402. case RADEON_CS_RING_UVD:
  403. *value = rdev->ring[R600_RING_TYPE_UVD_INDEX].ready;
  404. break;
  405. default:
  406. return -EINVAL;
  407. }
  408. break;
  409. case RADEON_INFO_SI_TILE_MODE_ARRAY:
  410. if (rdev->family >= CHIP_BONAIRE) {
  411. value = rdev->config.cik.tile_mode_array;
  412. value_size = sizeof(uint32_t)*32;
  413. } else if (rdev->family >= CHIP_TAHITI) {
  414. value = rdev->config.si.tile_mode_array;
  415. value_size = sizeof(uint32_t)*32;
  416. } else {
  417. DRM_DEBUG_KMS("tile mode array is si+ only!\n");
  418. return -EINVAL;
  419. }
  420. break;
  421. case RADEON_INFO_SI_CP_DMA_COMPUTE:
  422. *value = 1;
  423. break;
  424. default:
  425. DRM_DEBUG_KMS("Invalid request %d\n", info->request);
  426. return -EINVAL;
  427. }
  428. if (DRM_COPY_TO_USER(value_ptr, (char*)value, value_size)) {
  429. DRM_ERROR("copy_to_user %s:%u\n", __func__, __LINE__);
  430. return -EFAULT;
  431. }
  432. return 0;
  433. }
  434. /*
  435. * Outdated mess for old drm with Xorg being in charge (void function now).
  436. */
  437. /**
  438. * radeon_driver_firstopen_kms - drm callback for last close
  439. *
  440. * @dev: drm dev pointer
  441. *
  442. * Switch vga switcheroo state after last close (all asics).
  443. */
  444. void radeon_driver_lastclose_kms(struct drm_device *dev)
  445. {
  446. vga_switcheroo_process_delayed_switch();
  447. }
  448. /**
  449. * radeon_driver_open_kms - drm callback for open
  450. *
  451. * @dev: drm dev pointer
  452. * @file_priv: drm file
  453. *
  454. * On device open, init vm on cayman+ (all asics).
  455. * Returns 0 on success, error on failure.
  456. */
  457. int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
  458. {
  459. struct radeon_device *rdev = dev->dev_private;
  460. file_priv->driver_priv = NULL;
  461. /* new gpu have virtual address space support */
  462. if (rdev->family >= CHIP_CAYMAN) {
  463. struct radeon_fpriv *fpriv;
  464. struct radeon_bo_va *bo_va;
  465. int r;
  466. fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
  467. if (unlikely(!fpriv)) {
  468. return -ENOMEM;
  469. }
  470. radeon_vm_init(rdev, &fpriv->vm);
  471. /* map the ib pool buffer read only into
  472. * virtual address space */
  473. bo_va = radeon_vm_bo_add(rdev, &fpriv->vm,
  474. rdev->ring_tmp_bo.bo);
  475. r = radeon_vm_bo_set_addr(rdev, bo_va, RADEON_VA_IB_OFFSET,
  476. RADEON_VM_PAGE_READABLE |
  477. RADEON_VM_PAGE_SNOOPED);
  478. if (r) {
  479. radeon_vm_fini(rdev, &fpriv->vm);
  480. kfree(fpriv);
  481. return r;
  482. }
  483. file_priv->driver_priv = fpriv;
  484. }
  485. return 0;
  486. }
  487. /**
  488. * radeon_driver_postclose_kms - drm callback for post close
  489. *
  490. * @dev: drm dev pointer
  491. * @file_priv: drm file
  492. *
  493. * On device post close, tear down vm on cayman+ (all asics).
  494. */
  495. void radeon_driver_postclose_kms(struct drm_device *dev,
  496. struct drm_file *file_priv)
  497. {
  498. struct radeon_device *rdev = dev->dev_private;
  499. /* new gpu have virtual address space support */
  500. if (rdev->family >= CHIP_CAYMAN && file_priv->driver_priv) {
  501. struct radeon_fpriv *fpriv = file_priv->driver_priv;
  502. struct radeon_bo_va *bo_va;
  503. int r;
  504. r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
  505. if (!r) {
  506. bo_va = radeon_vm_bo_find(&fpriv->vm,
  507. rdev->ring_tmp_bo.bo);
  508. if (bo_va)
  509. radeon_vm_bo_rmv(rdev, bo_va);
  510. radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
  511. }
  512. radeon_vm_fini(rdev, &fpriv->vm);
  513. kfree(fpriv);
  514. file_priv->driver_priv = NULL;
  515. }
  516. }
  517. /**
  518. * radeon_driver_preclose_kms - drm callback for pre close
  519. *
  520. * @dev: drm dev pointer
  521. * @file_priv: drm file
  522. *
  523. * On device pre close, tear down hyperz and cmask filps on r1xx-r5xx
  524. * (all asics).
  525. */
  526. void radeon_driver_preclose_kms(struct drm_device *dev,
  527. struct drm_file *file_priv)
  528. {
  529. struct radeon_device *rdev = dev->dev_private;
  530. if (rdev->hyperz_filp == file_priv)
  531. rdev->hyperz_filp = NULL;
  532. if (rdev->cmask_filp == file_priv)
  533. rdev->cmask_filp = NULL;
  534. radeon_uvd_free_handles(rdev, file_priv);
  535. }
  536. /*
  537. * VBlank related functions.
  538. */
  539. /**
  540. * radeon_get_vblank_counter_kms - get frame count
  541. *
  542. * @dev: drm dev pointer
  543. * @crtc: crtc to get the frame count from
  544. *
  545. * Gets the frame count on the requested crtc (all asics).
  546. * Returns frame count on success, -EINVAL on failure.
  547. */
  548. u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
  549. {
  550. struct radeon_device *rdev = dev->dev_private;
  551. if (crtc < 0 || crtc >= rdev->num_crtc) {
  552. DRM_ERROR("Invalid crtc %d\n", crtc);
  553. return -EINVAL;
  554. }
  555. return radeon_get_vblank_counter(rdev, crtc);
  556. }
  557. /**
  558. * radeon_enable_vblank_kms - enable vblank interrupt
  559. *
  560. * @dev: drm dev pointer
  561. * @crtc: crtc to enable vblank interrupt for
  562. *
  563. * Enable the interrupt on the requested crtc (all asics).
  564. * Returns 0 on success, -EINVAL on failure.
  565. */
  566. int radeon_enable_vblank_kms(struct drm_device *dev, int crtc)
  567. {
  568. struct radeon_device *rdev = dev->dev_private;
  569. unsigned long irqflags;
  570. int r;
  571. if (crtc < 0 || crtc >= rdev->num_crtc) {
  572. DRM_ERROR("Invalid crtc %d\n", crtc);
  573. return -EINVAL;
  574. }
  575. spin_lock_irqsave(&rdev->irq.lock, irqflags);
  576. rdev->irq.crtc_vblank_int[crtc] = true;
  577. r = radeon_irq_set(rdev);
  578. spin_unlock_irqrestore(&rdev->irq.lock, irqflags);
  579. return r;
  580. }
  581. /**
  582. * radeon_disable_vblank_kms - disable vblank interrupt
  583. *
  584. * @dev: drm dev pointer
  585. * @crtc: crtc to disable vblank interrupt for
  586. *
  587. * Disable the interrupt on the requested crtc (all asics).
  588. */
  589. void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
  590. {
  591. struct radeon_device *rdev = dev->dev_private;
  592. unsigned long irqflags;
  593. if (crtc < 0 || crtc >= rdev->num_crtc) {
  594. DRM_ERROR("Invalid crtc %d\n", crtc);
  595. return;
  596. }
  597. spin_lock_irqsave(&rdev->irq.lock, irqflags);
  598. rdev->irq.crtc_vblank_int[crtc] = false;
  599. radeon_irq_set(rdev);
  600. spin_unlock_irqrestore(&rdev->irq.lock, irqflags);
  601. }
  602. /**
  603. * radeon_get_vblank_timestamp_kms - get vblank timestamp
  604. *
  605. * @dev: drm dev pointer
  606. * @crtc: crtc to get the timestamp for
  607. * @max_error: max error
  608. * @vblank_time: time value
  609. * @flags: flags passed to the driver
  610. *
  611. * Gets the timestamp on the requested crtc based on the
  612. * scanout position. (all asics).
  613. * Returns postive status flags on success, negative error on failure.
  614. */
  615. int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
  616. int *max_error,
  617. struct timeval *vblank_time,
  618. unsigned flags)
  619. {
  620. struct drm_crtc *drmcrtc;
  621. struct radeon_device *rdev = dev->dev_private;
  622. if (crtc < 0 || crtc >= dev->num_crtcs) {
  623. DRM_ERROR("Invalid crtc %d\n", crtc);
  624. return -EINVAL;
  625. }
  626. /* Get associated drm_crtc: */
  627. drmcrtc = &rdev->mode_info.crtcs[crtc]->base;
  628. /* Helper routine in DRM core does all the work: */
  629. return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error,
  630. vblank_time, flags,
  631. drmcrtc);
  632. }
  633. #define KMS_INVALID_IOCTL(name) \
  634. int name(struct drm_device *dev, void *data, struct drm_file *file_priv)\
  635. { \
  636. DRM_ERROR("invalid ioctl with kms %s\n", __func__); \
  637. return -EINVAL; \
  638. }
  639. /*
  640. * All these ioctls are invalid in kms world.
  641. */
  642. KMS_INVALID_IOCTL(radeon_cp_init_kms)
  643. KMS_INVALID_IOCTL(radeon_cp_start_kms)
  644. KMS_INVALID_IOCTL(radeon_cp_stop_kms)
  645. KMS_INVALID_IOCTL(radeon_cp_reset_kms)
  646. KMS_INVALID_IOCTL(radeon_cp_idle_kms)
  647. KMS_INVALID_IOCTL(radeon_cp_resume_kms)
  648. KMS_INVALID_IOCTL(radeon_engine_reset_kms)
  649. KMS_INVALID_IOCTL(radeon_fullscreen_kms)
  650. KMS_INVALID_IOCTL(radeon_cp_swap_kms)
  651. KMS_INVALID_IOCTL(radeon_cp_clear_kms)
  652. KMS_INVALID_IOCTL(radeon_cp_vertex_kms)
  653. KMS_INVALID_IOCTL(radeon_cp_indices_kms)
  654. KMS_INVALID_IOCTL(radeon_cp_texture_kms)
  655. KMS_INVALID_IOCTL(radeon_cp_stipple_kms)
  656. KMS_INVALID_IOCTL(radeon_cp_indirect_kms)
  657. KMS_INVALID_IOCTL(radeon_cp_vertex2_kms)
  658. KMS_INVALID_IOCTL(radeon_cp_cmdbuf_kms)
  659. KMS_INVALID_IOCTL(radeon_cp_getparam_kms)
  660. KMS_INVALID_IOCTL(radeon_cp_flip_kms)
  661. KMS_INVALID_IOCTL(radeon_mem_alloc_kms)
  662. KMS_INVALID_IOCTL(radeon_mem_free_kms)
  663. KMS_INVALID_IOCTL(radeon_mem_init_heap_kms)
  664. KMS_INVALID_IOCTL(radeon_irq_emit_kms)
  665. KMS_INVALID_IOCTL(radeon_irq_wait_kms)
  666. KMS_INVALID_IOCTL(radeon_cp_setparam_kms)
  667. KMS_INVALID_IOCTL(radeon_surface_alloc_kms)
  668. KMS_INVALID_IOCTL(radeon_surface_free_kms)
  669. const struct drm_ioctl_desc radeon_ioctls_kms[] = {
  670. DRM_IOCTL_DEF_DRV(RADEON_CP_INIT, radeon_cp_init_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
  671. DRM_IOCTL_DEF_DRV(RADEON_CP_START, radeon_cp_start_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
  672. DRM_IOCTL_DEF_DRV(RADEON_CP_STOP, radeon_cp_stop_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
  673. DRM_IOCTL_DEF_DRV(RADEON_CP_RESET, radeon_cp_reset_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
  674. DRM_IOCTL_DEF_DRV(RADEON_CP_IDLE, radeon_cp_idle_kms, DRM_AUTH),
  675. DRM_IOCTL_DEF_DRV(RADEON_CP_RESUME, radeon_cp_resume_kms, DRM_AUTH),
  676. DRM_IOCTL_DEF_DRV(RADEON_RESET, radeon_engine_reset_kms, DRM_AUTH),
  677. DRM_IOCTL_DEF_DRV(RADEON_FULLSCREEN, radeon_fullscreen_kms, DRM_AUTH),
  678. DRM_IOCTL_DEF_DRV(RADEON_SWAP, radeon_cp_swap_kms, DRM_AUTH),
  679. DRM_IOCTL_DEF_DRV(RADEON_CLEAR, radeon_cp_clear_kms, DRM_AUTH),
  680. DRM_IOCTL_DEF_DRV(RADEON_VERTEX, radeon_cp_vertex_kms, DRM_AUTH),
  681. DRM_IOCTL_DEF_DRV(RADEON_INDICES, radeon_cp_indices_kms, DRM_AUTH),
  682. DRM_IOCTL_DEF_DRV(RADEON_TEXTURE, radeon_cp_texture_kms, DRM_AUTH),
  683. DRM_IOCTL_DEF_DRV(RADEON_STIPPLE, radeon_cp_stipple_kms, DRM_AUTH),
  684. DRM_IOCTL_DEF_DRV(RADEON_INDIRECT, radeon_cp_indirect_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
  685. DRM_IOCTL_DEF_DRV(RADEON_VERTEX2, radeon_cp_vertex2_kms, DRM_AUTH),
  686. DRM_IOCTL_DEF_DRV(RADEON_CMDBUF, radeon_cp_cmdbuf_kms, DRM_AUTH),
  687. DRM_IOCTL_DEF_DRV(RADEON_GETPARAM, radeon_cp_getparam_kms, DRM_AUTH),
  688. DRM_IOCTL_DEF_DRV(RADEON_FLIP, radeon_cp_flip_kms, DRM_AUTH),
  689. DRM_IOCTL_DEF_DRV(RADEON_ALLOC, radeon_mem_alloc_kms, DRM_AUTH),
  690. DRM_IOCTL_DEF_DRV(RADEON_FREE, radeon_mem_free_kms, DRM_AUTH),
  691. DRM_IOCTL_DEF_DRV(RADEON_INIT_HEAP, radeon_mem_init_heap_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
  692. DRM_IOCTL_DEF_DRV(RADEON_IRQ_EMIT, radeon_irq_emit_kms, DRM_AUTH),
  693. DRM_IOCTL_DEF_DRV(RADEON_IRQ_WAIT, radeon_irq_wait_kms, DRM_AUTH),
  694. DRM_IOCTL_DEF_DRV(RADEON_SETPARAM, radeon_cp_setparam_kms, DRM_AUTH),
  695. DRM_IOCTL_DEF_DRV(RADEON_SURF_ALLOC, radeon_surface_alloc_kms, DRM_AUTH),
  696. DRM_IOCTL_DEF_DRV(RADEON_SURF_FREE, radeon_surface_free_kms, DRM_AUTH),
  697. /* KMS */
  698. DRM_IOCTL_DEF_DRV(RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  699. DRM_IOCTL_DEF_DRV(RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  700. DRM_IOCTL_DEF_DRV(RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  701. DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  702. DRM_IOCTL_DEF_DRV(RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH|DRM_UNLOCKED),
  703. DRM_IOCTL_DEF_DRV(RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH|DRM_UNLOCKED),
  704. DRM_IOCTL_DEF_DRV(RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  705. DRM_IOCTL_DEF_DRV(RADEON_CS, radeon_cs_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  706. DRM_IOCTL_DEF_DRV(RADEON_INFO, radeon_info_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  707. DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  708. DRM_IOCTL_DEF_DRV(RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  709. DRM_IOCTL_DEF_DRV(RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  710. DRM_IOCTL_DEF_DRV(RADEON_GEM_VA, radeon_gem_va_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
  711. };
  712. int radeon_max_kms_ioctl = DRM_ARRAY_SIZE(radeon_ioctls_kms);