17f3c3d6fSHasso Tepper /*- 27f3c3d6fSHasso Tepper * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas. 37f3c3d6fSHasso Tepper * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 47f3c3d6fSHasso Tepper * All Rights Reserved. 57f3c3d6fSHasso Tepper * 67f3c3d6fSHasso Tepper * Permission is hereby granted, free of charge, to any person obtaining a 77f3c3d6fSHasso Tepper * copy of this software and associated documentation files (the "Software"), 87f3c3d6fSHasso Tepper * to deal in the Software without restriction, including without limitation 97f3c3d6fSHasso Tepper * the rights to use, copy, modify, merge, publish, distribute, sublicense, 107f3c3d6fSHasso Tepper * and/or sell copies of the Software, and to permit persons to whom the 117f3c3d6fSHasso Tepper * Software is furnished to do so, subject to the following conditions: 127f3c3d6fSHasso Tepper * 137f3c3d6fSHasso Tepper * The above copyright notice and this permission notice (including the next 147f3c3d6fSHasso Tepper * paragraph) shall be included in all copies or substantial portions of the 157f3c3d6fSHasso Tepper * Software. 167f3c3d6fSHasso Tepper * 177f3c3d6fSHasso Tepper * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 187f3c3d6fSHasso Tepper * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 197f3c3d6fSHasso Tepper * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 207f3c3d6fSHasso Tepper * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 217f3c3d6fSHasso Tepper * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 227f3c3d6fSHasso Tepper * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 237f3c3d6fSHasso Tepper * OTHER DEALINGS IN THE SOFTWARE. 247f3c3d6fSHasso Tepper * 257f3c3d6fSHasso Tepper * Authors: 267f3c3d6fSHasso Tepper * Rickard E. (Rik) Faith <faith@valinux.com> 277f3c3d6fSHasso Tepper * Gareth Hughes <gareth@valinux.com> 287f3c3d6fSHasso Tepper * 295718399fSFrançois Tigeot * $FreeBSD: head/sys/dev/drm2/drm_drv.c 247835 2013-03-05 09:49:34Z kib $ 307f3c3d6fSHasso Tepper */ 317f3c3d6fSHasso Tepper 327f3c3d6fSHasso Tepper /** @file drm_drv.c 337f3c3d6fSHasso Tepper * The catch-all file for DRM device support, including module setup/teardown, 347f3c3d6fSHasso Tepper * open/close, and ioctl dispatch. 357f3c3d6fSHasso Tepper */ 367f3c3d6fSHasso Tepper 375718399fSFrançois Tigeot #include <sys/devfs.h> 387f3c3d6fSHasso Tepper #include <machine/limits.h> 395718399fSFrançois Tigeot 40b3705d71SHasso Tepper #include "dev/drm/drmP.h" 41b3705d71SHasso Tepper #include "dev/drm/drm.h" 42*6f486c69SFrançois Tigeot #include "dev/drm/drm_core.h" 43*6f486c69SFrançois Tigeot #include "dev/drm/drm_global.h" 44b3705d71SHasso Tepper #include "dev/drm/drm_sarea.h" 457f3c3d6fSHasso Tepper 467f3c3d6fSHasso Tepper #ifdef DRM_DEBUG_DEFAULT_ON 475718399fSFrançois Tigeot int drm_debug_flag = (DRM_DEBUGBITS_DEBUG | DRM_DEBUGBITS_KMS | 485718399fSFrançois Tigeot DRM_DEBUGBITS_FAILED_IOCTL); 497f3c3d6fSHasso Tepper #else 507f3c3d6fSHasso Tepper int drm_debug_flag = 0; 517f3c3d6fSHasso Tepper #endif 525718399fSFrançois Tigeot int drm_notyet_flag = 0; 535718399fSFrançois Tigeot 545718399fSFrançois Tigeot unsigned int drm_vblank_offdelay = 5000; /* Default to 5000 msecs. */ 555718399fSFrançois Tigeot unsigned int drm_timestamp_precision = 20; /* Default to 20 usecs. */ 567f3c3d6fSHasso Tepper 57b3705d71SHasso Tepper static int drm_load(struct drm_device *dev); 58b3705d71SHasso Tepper static void drm_unload(struct drm_device *dev); 597f3c3d6fSHasso Tepper static drm_pci_id_list_t *drm_find_description(int vendor, int device, 607f3c3d6fSHasso Tepper drm_pci_id_list_t *idlist); 617f3c3d6fSHasso Tepper 627f3c3d6fSHasso Tepper #define DRIVER_SOFTC(unit) \ 63b3705d71SHasso Tepper ((struct drm_device *)devclass_get_softc(drm_devclass, unit)) 647f3c3d6fSHasso Tepper 655718399fSFrançois Tigeot static int 665718399fSFrançois Tigeot drm_modevent(module_t mod, int type, void *data) 675718399fSFrançois Tigeot { 685718399fSFrançois Tigeot 695718399fSFrançois Tigeot switch (type) { 705718399fSFrançois Tigeot case MOD_LOAD: 715718399fSFrançois Tigeot TUNABLE_INT_FETCH("drm.debug", &drm_debug_flag); 725718399fSFrançois Tigeot TUNABLE_INT_FETCH("drm.notyet", &drm_notyet_flag); 735718399fSFrançois Tigeot break; 745718399fSFrançois Tigeot } 755718399fSFrançois Tigeot return (0); 765718399fSFrançois Tigeot } 775718399fSFrançois Tigeot 785718399fSFrançois Tigeot static moduledata_t drm_mod = { 795718399fSFrançois Tigeot "drm", 805718399fSFrançois Tigeot drm_modevent, 815718399fSFrançois Tigeot 0 825718399fSFrançois Tigeot }; 835718399fSFrançois Tigeot DECLARE_MODULE(drm, drm_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST); 847f3c3d6fSHasso Tepper MODULE_VERSION(drm, 1); 857f3c3d6fSHasso Tepper MODULE_DEPEND(drm, agp, 1, 1, 1); 867f3c3d6fSHasso Tepper MODULE_DEPEND(drm, pci, 1, 1, 1); 875718399fSFrançois Tigeot MODULE_DEPEND(drm, iicbus, 1, 1, 1); 887f3c3d6fSHasso Tepper 897f3c3d6fSHasso Tepper static drm_ioctl_desc_t drm_ioctls[256] = { 907f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_VERSION, drm_version, 0), 917f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_GET_UNIQUE, drm_getunique, 0), 927f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_GET_MAGIC, drm_getmagic, 0), 937f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_IRQ_BUSID, drm_irq_by_busid, DRM_MASTER|DRM_ROOT_ONLY), 947f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_GET_MAP, drm_getmap, 0), 957f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_GET_CLIENT, drm_getclient, 0), 967f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_GET_STATS, drm_getstats, 0), 975718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_GET_CAP, drm_getcap, DRM_UNLOCKED), 987f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_SET_VERSION, drm_setversion, DRM_MASTER|DRM_ROOT_ONLY), 997f3c3d6fSHasso Tepper 1007f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_SET_UNIQUE, drm_setunique, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1017f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_BLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1027f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_UNBLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1037f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AUTH_MAGIC, drm_authmagic, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1047f3c3d6fSHasso Tepper 1057f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_ADD_MAP, drm_addmap_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1067f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_RM_MAP, drm_rmmap_ioctl, DRM_AUTH), 1077f3c3d6fSHasso Tepper 1087f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_SET_SAREA_CTX, drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1097f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_GET_SAREA_CTX, drm_getsareactx, DRM_AUTH), 1107f3c3d6fSHasso Tepper 1115718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_SET_MASTER, drm_setmaster_ioctl, DRM_ROOT_ONLY), 1125718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_DROP_MASTER, drm_dropmaster_ioctl, DRM_ROOT_ONLY), 1135718399fSFrançois Tigeot 114b3705d71SHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_ADD_CTX, drm_addctx, DRM_AUTH|DRM_ROOT_ONLY), 1157f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_RM_CTX, drm_rmctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1167f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_MOD_CTX, drm_modctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1177f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_GET_CTX, drm_getctx, DRM_AUTH), 1187f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_SWITCH_CTX, drm_switchctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1197f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_NEW_CTX, drm_newctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1207f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_RES_CTX, drm_resctx, DRM_AUTH), 1217f3c3d6fSHasso Tepper 1227f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_ADD_DRAW, drm_adddraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1237f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_RM_DRAW, drm_rmdraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1247f3c3d6fSHasso Tepper 1257f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_LOCK, drm_lock, DRM_AUTH), 1267f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_UNLOCK, drm_unlock, DRM_AUTH), 127b3705d71SHasso Tepper 1287f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_FINISH, drm_noop, DRM_AUTH), 1297f3c3d6fSHasso Tepper 130b3705d71SHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_ADD_BUFS, drm_addbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 131b3705d71SHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_MARK_BUFS, drm_markbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1327f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_INFO_BUFS, drm_infobufs, DRM_AUTH), 1337f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_MAP_BUFS, drm_mapbufs, DRM_AUTH), 1347f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_FREE_BUFS, drm_freebufs, DRM_AUTH), 1357f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_DMA, drm_dma, DRM_AUTH), 1367f3c3d6fSHasso Tepper 1377f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_CONTROL, drm_control, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1387f3c3d6fSHasso Tepper 1397f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_ACQUIRE, drm_agp_acquire_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1407f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_RELEASE, drm_agp_release_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1417f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_ENABLE, drm_agp_enable_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1427f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_INFO, drm_agp_info_ioctl, DRM_AUTH), 1437f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_ALLOC, drm_agp_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1447f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_FREE, drm_agp_free_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1457f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_BIND, drm_agp_bind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1467f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_AGP_UNBIND, drm_agp_unbind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1477f3c3d6fSHasso Tepper 1487f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_SG_ALLOC, drm_sg_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1497f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_SG_FREE, drm_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1505718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_WAIT_VBLANK, drm_wait_vblank, DRM_UNLOCKED), 151b3705d71SHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_MODESET_CTL, drm_modeset_ctl, 0), 1527f3c3d6fSHasso Tepper DRM_IOCTL_DEF(DRM_IOCTL_UPDATE_DRAW, drm_update_draw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 1535718399fSFrançois Tigeot 1545718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_GEM_CLOSE, drm_gem_close_ioctl, DRM_UNLOCKED), 1555718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_GEM_FLINK, drm_gem_flink_ioctl, DRM_AUTH|DRM_UNLOCKED), 1565718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_GEM_OPEN, drm_gem_open_ioctl, DRM_AUTH|DRM_UNLOCKED), 1575718399fSFrançois Tigeot 1585718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETRESOURCES, drm_mode_getresources, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1595718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPLANERESOURCES, drm_mode_getplane_res, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1605718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETCRTC, drm_mode_getcrtc, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1615718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_SETCRTC, drm_mode_setcrtc, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1625718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPLANE, drm_mode_getplane, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1635718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_SETPLANE, drm_mode_setplane, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1645718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_CURSOR, drm_mode_cursor_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1655718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETGAMMA, drm_mode_gamma_get_ioctl, DRM_MASTER|DRM_UNLOCKED), 1665718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_SETGAMMA, drm_mode_gamma_set_ioctl, DRM_MASTER|DRM_UNLOCKED), 1675718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETENCODER, drm_mode_getencoder, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1685718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETCONNECTOR, drm_mode_getconnector, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1695718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_ATTACHMODE, drm_mode_attachmode_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1705718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_DETACHMODE, drm_mode_detachmode_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1715718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPROPERTY, drm_mode_getproperty_ioctl, DRM_MASTER | DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1725718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_SETPROPERTY, drm_mode_connector_property_set_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1735718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPROPBLOB, drm_mode_getblob_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1745718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETFB, drm_mode_getfb, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1755718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB, drm_mode_addfb, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1765718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB2, drm_mode_addfb2, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1775718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_RMFB, drm_mode_rmfb, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1785718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_PAGE_FLIP, drm_mode_page_flip_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1795718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_DIRTYFB, drm_mode_dirtyfb_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1805718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_CREATE_DUMB, drm_mode_create_dumb_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1815718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_MAP_DUMB, drm_mode_mmap_dumb_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1825718399fSFrançois Tigeot DRM_IOCTL_DEF(DRM_IOCTL_MODE_DESTROY_DUMB, drm_mode_destroy_dumb_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED), 1837f3c3d6fSHasso Tepper }; 1847f3c3d6fSHasso Tepper 1857f3c3d6fSHasso Tepper static struct dev_ops drm_cdevsw = { 18647f4bca5SSascha Wildner { "drm", 0, D_TRACKCLOSE }, 1877f3c3d6fSHasso Tepper .d_open = drm_open, 1882c845b81SSimon Schubert .d_close = drm_close, 1897f3c3d6fSHasso Tepper .d_read = drm_read, 1907f3c3d6fSHasso Tepper .d_ioctl = drm_ioctl, 1913694ee49SSamuel J. Greear .d_kqfilter = drm_kqfilter, 1925718399fSFrançois Tigeot .d_mmap = drm_mmap, 1935718399fSFrançois Tigeot .d_mmap_single = drm_mmap_single, 1947f3c3d6fSHasso Tepper }; 1957f3c3d6fSHasso Tepper 196bd121a8bSHasso Tepper static int drm_msi = 1; /* Enable by default. */ 197b3705d71SHasso Tepper TUNABLE_INT("hw.drm.msi", &drm_msi); 1985718399fSFrançois Tigeot SYSCTL_NODE(_hw, OID_AUTO, drm, CTLFLAG_RW, NULL, "DRM device"); 1995718399fSFrançois Tigeot SYSCTL_INT(_hw_drm, OID_AUTO, msi, CTLFLAG_RD, &drm_msi, 1, 2005718399fSFrançois Tigeot "Enable MSI interrupts for drm devices"); 201b3705d71SHasso Tepper 202b3705d71SHasso Tepper static struct drm_msi_blacklist_entry drm_msi_blacklist[] = { 203b3705d71SHasso Tepper {0x8086, 0x2772}, /* Intel i945G */ \ 204b3705d71SHasso Tepper {0x8086, 0x27A2}, /* Intel i945GM */ \ 205b3705d71SHasso Tepper {0x8086, 0x27AE}, /* Intel i945GME */ \ 206b3705d71SHasso Tepper {0, 0} 207b3705d71SHasso Tepper }; 208b3705d71SHasso Tepper 209*6f486c69SFrançois Tigeot static int drm_msi_is_blacklisted(struct drm_device *dev, unsigned long flags) 210b3705d71SHasso Tepper { 211b3705d71SHasso Tepper int i = 0; 212b3705d71SHasso Tepper 213*6f486c69SFrançois Tigeot if (dev->driver->use_msi != NULL) { 214*6f486c69SFrançois Tigeot int use_msi; 215*6f486c69SFrançois Tigeot 216*6f486c69SFrançois Tigeot use_msi = dev->driver->use_msi(dev, flags); 217*6f486c69SFrançois Tigeot 218*6f486c69SFrançois Tigeot return (!use_msi); 219*6f486c69SFrançois Tigeot } 220*6f486c69SFrançois Tigeot 221*6f486c69SFrançois Tigeot /* TODO: Maybe move this to a callback in i915? */ 222b3705d71SHasso Tepper for (i = 0; drm_msi_blacklist[i].vendor != 0; i++) { 223*6f486c69SFrançois Tigeot if ((drm_msi_blacklist[i].vendor == dev->pci_vendor) && 224*6f486c69SFrançois Tigeot (drm_msi_blacklist[i].device == dev->pci_device)) { 225b3705d71SHasso Tepper return 1; 226b3705d71SHasso Tepper } 227b3705d71SHasso Tepper } 228b3705d71SHasso Tepper 229b3705d71SHasso Tepper return 0; 230b3705d71SHasso Tepper } 231b3705d71SHasso Tepper 232b3705d71SHasso Tepper int drm_probe(device_t kdev, drm_pci_id_list_t *idlist) 2337f3c3d6fSHasso Tepper { 2347f3c3d6fSHasso Tepper drm_pci_id_list_t *id_entry; 2357f3c3d6fSHasso Tepper int vendor, device; 2367f3c3d6fSHasso Tepper 23731935f45SSepherosa Ziehau vendor = pci_get_vendor(kdev); 23831935f45SSepherosa Ziehau device = pci_get_device(kdev); 239b3705d71SHasso Tepper 2405718399fSFrançois Tigeot if (pci_get_class(kdev) != PCIC_DISPLAY) 241b3705d71SHasso Tepper return ENXIO; 2427f3c3d6fSHasso Tepper 2437f3c3d6fSHasso Tepper id_entry = drm_find_description(vendor, device, idlist); 2447f3c3d6fSHasso Tepper if (id_entry != NULL) { 245b3705d71SHasso Tepper if (!device_get_desc(kdev)) { 246b3705d71SHasso Tepper DRM_DEBUG("desc : %s\n", device_get_desc(kdev)); 247b3705d71SHasso Tepper device_set_desc(kdev, id_entry->name); 248b3705d71SHasso Tepper } 2497f3c3d6fSHasso Tepper return 0; 2507f3c3d6fSHasso Tepper } 2517f3c3d6fSHasso Tepper 2527f3c3d6fSHasso Tepper return ENXIO; 2537f3c3d6fSHasso Tepper } 2547f3c3d6fSHasso Tepper 255b3705d71SHasso Tepper int drm_attach(device_t kdev, drm_pci_id_list_t *idlist) 2567f3c3d6fSHasso Tepper { 257b3705d71SHasso Tepper struct drm_device *dev; 2587f3c3d6fSHasso Tepper drm_pci_id_list_t *id_entry; 259*6f486c69SFrançois Tigeot int unit, error, msicount; 26099f70504SFrançois Tigeot int rid = 0; 2617f3c3d6fSHasso Tepper 262b3705d71SHasso Tepper unit = device_get_unit(kdev); 263b3705d71SHasso Tepper dev = device_get_softc(kdev); 2647f3c3d6fSHasso Tepper 265b3705d71SHasso Tepper if (!strcmp(device_get_name(kdev), "drmsub")) 266b3705d71SHasso Tepper dev->device = device_get_parent(kdev); 2677f3c3d6fSHasso Tepper else 268b3705d71SHasso Tepper dev->device = kdev; 269b3705d71SHasso Tepper 270*6f486c69SFrançois Tigeot dev->pci_domain = pci_get_domain(dev->device); 271b3705d71SHasso Tepper dev->pci_bus = pci_get_bus(dev->device); 272b3705d71SHasso Tepper dev->pci_slot = pci_get_slot(dev->device); 273b3705d71SHasso Tepper dev->pci_func = pci_get_function(dev->device); 274b3705d71SHasso Tepper 275b3705d71SHasso Tepper dev->pci_vendor = pci_get_vendor(dev->device); 276b3705d71SHasso Tepper dev->pci_device = pci_get_device(dev->device); 277*6f486c69SFrançois Tigeot dev->pci_subvendor = pci_get_subvendor(dev->device); 278*6f486c69SFrançois Tigeot dev->pci_subdevice = pci_get_subdevice(dev->device); 279*6f486c69SFrançois Tigeot 280*6f486c69SFrançois Tigeot id_entry = drm_find_description(dev->pci_vendor, 281*6f486c69SFrançois Tigeot dev->pci_device, idlist); 282*6f486c69SFrançois Tigeot dev->id_entry = id_entry; 283b3705d71SHasso Tepper 284bd121a8bSHasso Tepper if (drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) { 285b3705d71SHasso Tepper if (drm_msi && 286*6f486c69SFrançois Tigeot !drm_msi_is_blacklisted(dev, dev->id_entry->driver_private)) { 287b3705d71SHasso Tepper msicount = pci_msi_count(dev->device); 288b3705d71SHasso Tepper DRM_DEBUG("MSI count = %d\n", msicount); 289b3705d71SHasso Tepper if (msicount > 1) 290b3705d71SHasso Tepper msicount = 1; 291b3705d71SHasso Tepper 29299f70504SFrançois Tigeot if (pci_alloc_msi(dev->device, &rid, msicount, -1) == 0) { 293bd121a8bSHasso Tepper DRM_INFO("MSI enabled %d message(s)\n", 294bd121a8bSHasso Tepper msicount); 295b3705d71SHasso Tepper dev->msi_enabled = 1; 29699f70504SFrançois Tigeot dev->irqrid = rid; 297b3705d71SHasso Tepper } 298b3705d71SHasso Tepper } 299b3705d71SHasso Tepper 300b3705d71SHasso Tepper dev->irqr = bus_alloc_resource_any(dev->device, SYS_RES_IRQ, 301b3705d71SHasso Tepper &dev->irqrid, RF_SHAREABLE); 302b3705d71SHasso Tepper if (!dev->irqr) { 3035718399fSFrançois Tigeot return (ENOENT); 304b3705d71SHasso Tepper } 305b3705d71SHasso Tepper 306b3705d71SHasso Tepper dev->irq = (int) rman_get_start(dev->irqr); 307bd121a8bSHasso Tepper } 308b3705d71SHasso Tepper 3095718399fSFrançois Tigeot lockinit(&dev->dev_lock, "drmdev", 0, LK_CANRECURSE); 310b3705d71SHasso Tepper lwkt_serialize_init(&dev->irq_lock); 3115718399fSFrançois Tigeot lockinit(&dev->vbl_lock, "drmvbl", 0, LK_CANRECURSE); 3125718399fSFrançois Tigeot spin_init(&dev->drw_lock); 3135718399fSFrançois Tigeot lockinit(&dev->event_lock, "drmev", 0, LK_CANRECURSE); 3145718399fSFrançois Tigeot lockinit(&dev->dev_struct_lock, "drmslk", 0, LK_CANRECURSE); 315b3705d71SHasso Tepper 316*6f486c69SFrançois Tigeot error = drm_load(dev); 317*6f486c69SFrançois Tigeot if (error) 318*6f486c69SFrançois Tigeot goto error; 3197f3c3d6fSHasso Tepper 320*6f486c69SFrançois Tigeot error = drm_create_cdevs(kdev); 321*6f486c69SFrançois Tigeot if (error) 322*6f486c69SFrançois Tigeot goto error; 323*6f486c69SFrançois Tigeot 324*6f486c69SFrançois Tigeot return (error); 325*6f486c69SFrançois Tigeot error: 326*6f486c69SFrançois Tigeot if (dev->irqr) { 327*6f486c69SFrançois Tigeot bus_release_resource(dev->device, SYS_RES_IRQ, 328*6f486c69SFrançois Tigeot dev->irqrid, dev->irqr); 329*6f486c69SFrançois Tigeot } 330*6f486c69SFrançois Tigeot if (dev->msi_enabled) { 331*6f486c69SFrançois Tigeot pci_release_msi(dev->device); 332*6f486c69SFrançois Tigeot } 333*6f486c69SFrançois Tigeot return (error); 334*6f486c69SFrançois Tigeot } 335*6f486c69SFrançois Tigeot 336*6f486c69SFrançois Tigeot int 337*6f486c69SFrançois Tigeot drm_create_cdevs(device_t kdev) 338*6f486c69SFrançois Tigeot { 339*6f486c69SFrançois Tigeot struct drm_device *dev; 340*6f486c69SFrançois Tigeot int error, unit; 341*6f486c69SFrançois Tigeot 342*6f486c69SFrançois Tigeot unit = device_get_unit(kdev); 343*6f486c69SFrançois Tigeot dev = device_get_softc(kdev); 344*6f486c69SFrançois Tigeot 345*6f486c69SFrançois Tigeot dev->devnode = make_dev(&drm_cdevsw, unit, DRM_DEV_UID, DRM_DEV_GID, 346*6f486c69SFrançois Tigeot DRM_DEV_MODE, "dri/card%d", unit); 347*6f486c69SFrançois Tigeot error = 0; 348*6f486c69SFrançois Tigeot if (error == 0) 349*6f486c69SFrançois Tigeot dev->devnode->si_drv1 = dev; 350*6f486c69SFrançois Tigeot return (error); 3517f3c3d6fSHasso Tepper } 3527f3c3d6fSHasso Tepper 353b3705d71SHasso Tepper int drm_detach(device_t kdev) 3547f3c3d6fSHasso Tepper { 355b3705d71SHasso Tepper struct drm_device *dev; 356b3705d71SHasso Tepper 357b3705d71SHasso Tepper dev = device_get_softc(kdev); 358b3705d71SHasso Tepper drm_unload(dev); 359a48a8c19SHasso Tepper if (dev->irqr) { 360a48a8c19SHasso Tepper bus_release_resource(dev->device, SYS_RES_IRQ, dev->irqrid, 361a48a8c19SHasso Tepper dev->irqr); 362b3705d71SHasso Tepper if (dev->msi_enabled) { 363b3705d71SHasso Tepper pci_release_msi(dev->device); 364b3705d71SHasso Tepper DRM_INFO("MSI released\n"); 365b3705d71SHasso Tepper } 366a48a8c19SHasso Tepper } 3675718399fSFrançois Tigeot return (0); 3687f3c3d6fSHasso Tepper } 3697f3c3d6fSHasso Tepper 3707f3c3d6fSHasso Tepper #ifndef DRM_DEV_NAME 3717f3c3d6fSHasso Tepper #define DRM_DEV_NAME "drm" 3727f3c3d6fSHasso Tepper #endif 3737f3c3d6fSHasso Tepper 3747f3c3d6fSHasso Tepper devclass_t drm_devclass; 3757f3c3d6fSHasso Tepper 3767f3c3d6fSHasso Tepper drm_pci_id_list_t *drm_find_description(int vendor, int device, 3777f3c3d6fSHasso Tepper drm_pci_id_list_t *idlist) 3787f3c3d6fSHasso Tepper { 3797f3c3d6fSHasso Tepper int i = 0; 3807f3c3d6fSHasso Tepper 3817f3c3d6fSHasso Tepper for (i = 0; idlist[i].vendor != 0; i++) { 3827f3c3d6fSHasso Tepper if ((idlist[i].vendor == vendor) && 383b3705d71SHasso Tepper ((idlist[i].device == device) || 384b3705d71SHasso Tepper (idlist[i].device == 0))) { 3857f3c3d6fSHasso Tepper return &idlist[i]; 3867f3c3d6fSHasso Tepper } 3877f3c3d6fSHasso Tepper } 3887f3c3d6fSHasso Tepper return NULL; 3897f3c3d6fSHasso Tepper } 3907f3c3d6fSHasso Tepper 391b3705d71SHasso Tepper static int drm_firstopen(struct drm_device *dev) 3927f3c3d6fSHasso Tepper { 3937f3c3d6fSHasso Tepper drm_local_map_t *map; 3947f3c3d6fSHasso Tepper int i; 3957f3c3d6fSHasso Tepper 3965718399fSFrançois Tigeot DRM_LOCK_ASSERT(dev); 3977f3c3d6fSHasso Tepper 3987f3c3d6fSHasso Tepper /* prebuild the SAREA */ 3997f3c3d6fSHasso Tepper i = drm_addmap(dev, 0, SAREA_MAX, _DRM_SHM, 4007f3c3d6fSHasso Tepper _DRM_CONTAINS_LOCK, &map); 4017f3c3d6fSHasso Tepper if (i != 0) 4027f3c3d6fSHasso Tepper return i; 4037f3c3d6fSHasso Tepper 404b3705d71SHasso Tepper if (dev->driver->firstopen) 405b3705d71SHasso Tepper dev->driver->firstopen(dev); 4067f3c3d6fSHasso Tepper 4077f3c3d6fSHasso Tepper dev->buf_use = 0; 4087f3c3d6fSHasso Tepper 409b3705d71SHasso Tepper if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) { 4107f3c3d6fSHasso Tepper i = drm_dma_setup(dev); 4117f3c3d6fSHasso Tepper if (i != 0) 4127f3c3d6fSHasso Tepper return i; 4137f3c3d6fSHasso Tepper } 4147f3c3d6fSHasso Tepper 4157f3c3d6fSHasso Tepper for (i = 0; i < DRM_HASH_SIZE; i++) { 4167f3c3d6fSHasso Tepper dev->magiclist[i].head = NULL; 4177f3c3d6fSHasso Tepper dev->magiclist[i].tail = NULL; 4187f3c3d6fSHasso Tepper } 4197f3c3d6fSHasso Tepper 4207f3c3d6fSHasso Tepper dev->lock.lock_queue = 0; 4215718399fSFrançois Tigeot if (!drm_core_check_feature(dev, DRIVER_MODESET)) 4227f3c3d6fSHasso Tepper dev->irq_enabled = 0; 4237f3c3d6fSHasso Tepper dev->context_flag = 0; 4247f3c3d6fSHasso Tepper dev->last_context = 0; 4257f3c3d6fSHasso Tepper dev->if_version = 0; 4267f3c3d6fSHasso Tepper 4277f3c3d6fSHasso Tepper dev->buf_sigio = NULL; 4287f3c3d6fSHasso Tepper 4297f3c3d6fSHasso Tepper DRM_DEBUG("\n"); 4307f3c3d6fSHasso Tepper 4317f3c3d6fSHasso Tepper return 0; 4327f3c3d6fSHasso Tepper } 4337f3c3d6fSHasso Tepper 434b3705d71SHasso Tepper static int drm_lastclose(struct drm_device *dev) 4357f3c3d6fSHasso Tepper { 4367f3c3d6fSHasso Tepper drm_magic_entry_t *pt, *next; 4377f3c3d6fSHasso Tepper drm_local_map_t *map, *mapsave; 4387f3c3d6fSHasso Tepper int i; 4397f3c3d6fSHasso Tepper 4405718399fSFrançois Tigeot DRM_LOCK_ASSERT(dev); 4417f3c3d6fSHasso Tepper 4427f3c3d6fSHasso Tepper DRM_DEBUG("\n"); 4437f3c3d6fSHasso Tepper 444b3705d71SHasso Tepper if (dev->driver->lastclose != NULL) 445b3705d71SHasso Tepper dev->driver->lastclose(dev); 4467f3c3d6fSHasso Tepper 4475718399fSFrançois Tigeot if (!drm_core_check_feature(dev, DRIVER_MODESET) && dev->irq_enabled) 4487f3c3d6fSHasso Tepper drm_irq_uninstall(dev); 4497f3c3d6fSHasso Tepper 4507f3c3d6fSHasso Tepper if (dev->unique) { 4515718399fSFrançois Tigeot drm_free(dev->unique, DRM_MEM_DRIVER); 4527f3c3d6fSHasso Tepper dev->unique = NULL; 4537f3c3d6fSHasso Tepper dev->unique_len = 0; 4547f3c3d6fSHasso Tepper } 4557f3c3d6fSHasso Tepper /* Clear pid list */ 4567f3c3d6fSHasso Tepper for (i = 0; i < DRM_HASH_SIZE; i++) { 4577f3c3d6fSHasso Tepper for (pt = dev->magiclist[i].head; pt; pt = next) { 4587f3c3d6fSHasso Tepper next = pt->next; 4595718399fSFrançois Tigeot drm_free(pt, DRM_MEM_MAGIC); 4607f3c3d6fSHasso Tepper } 4617f3c3d6fSHasso Tepper dev->magiclist[i].head = dev->magiclist[i].tail = NULL; 4627f3c3d6fSHasso Tepper } 4637f3c3d6fSHasso Tepper 4645718399fSFrançois Tigeot DRM_UNLOCK(dev); 465b3705d71SHasso Tepper drm_drawable_free_all(dev); 4665718399fSFrançois Tigeot DRM_LOCK(dev); 467b3705d71SHasso Tepper 4687f3c3d6fSHasso Tepper /* Clear AGP information */ 4697f3c3d6fSHasso Tepper if (dev->agp) { 4707f3c3d6fSHasso Tepper drm_agp_mem_t *entry; 4717f3c3d6fSHasso Tepper drm_agp_mem_t *nexte; 4727f3c3d6fSHasso Tepper 4737f3c3d6fSHasso Tepper /* Remove AGP resources, but leave dev->agp intact until 4747f3c3d6fSHasso Tepper * drm_unload is called. 4757f3c3d6fSHasso Tepper */ 4767f3c3d6fSHasso Tepper for (entry = dev->agp->memory; entry; entry = nexte) { 4777f3c3d6fSHasso Tepper nexte = entry->next; 4787f3c3d6fSHasso Tepper if (entry->bound) 4797f3c3d6fSHasso Tepper drm_agp_unbind_memory(entry->handle); 4807f3c3d6fSHasso Tepper drm_agp_free_memory(entry->handle); 4815718399fSFrançois Tigeot drm_free(entry, DRM_MEM_AGPLISTS); 4827f3c3d6fSHasso Tepper } 4837f3c3d6fSHasso Tepper dev->agp->memory = NULL; 4847f3c3d6fSHasso Tepper 4857f3c3d6fSHasso Tepper if (dev->agp->acquired) 4867f3c3d6fSHasso Tepper drm_agp_release(dev); 4877f3c3d6fSHasso Tepper 4887f3c3d6fSHasso Tepper dev->agp->acquired = 0; 4897f3c3d6fSHasso Tepper dev->agp->enabled = 0; 4907f3c3d6fSHasso Tepper } 4917f3c3d6fSHasso Tepper if (dev->sg != NULL) { 4927f3c3d6fSHasso Tepper drm_sg_cleanup(dev->sg); 4937f3c3d6fSHasso Tepper dev->sg = NULL; 4947f3c3d6fSHasso Tepper } 4957f3c3d6fSHasso Tepper 496ecd27a2eSPeter Avalos TAILQ_FOREACH_MUTABLE(map, &dev->maplist, link, mapsave) { 4977f3c3d6fSHasso Tepper if (!(map->flags & _DRM_DRIVER)) 4987f3c3d6fSHasso Tepper drm_rmmap(dev, map); 4997f3c3d6fSHasso Tepper } 5007f3c3d6fSHasso Tepper 5017f3c3d6fSHasso Tepper drm_dma_takedown(dev); 5027f3c3d6fSHasso Tepper if (dev->lock.hw_lock) { 5037f3c3d6fSHasso Tepper dev->lock.hw_lock = NULL; /* SHM removed */ 5047f3c3d6fSHasso Tepper dev->lock.file_priv = NULL; 5057f3c3d6fSHasso Tepper DRM_WAKEUP_INT((void *)&dev->lock.lock_queue); 5067f3c3d6fSHasso Tepper } 5077f3c3d6fSHasso Tepper 5087f3c3d6fSHasso Tepper return 0; 5097f3c3d6fSHasso Tepper } 5107f3c3d6fSHasso Tepper 511b3705d71SHasso Tepper static int drm_load(struct drm_device *dev) 5127f3c3d6fSHasso Tepper { 5137f3c3d6fSHasso Tepper int i, retcode; 5147f3c3d6fSHasso Tepper 5157f3c3d6fSHasso Tepper DRM_DEBUG("\n"); 5167f3c3d6fSHasso Tepper 5177f3c3d6fSHasso Tepper TAILQ_INIT(&dev->maplist); 51899f70504SFrançois Tigeot dev->map_unrhdr = new_unrhdr(1, ((1 << DRM_MAP_HANDLE_BITS) - 1), NULL); 51999f70504SFrançois Tigeot if (dev->map_unrhdr == NULL) { 52099f70504SFrançois Tigeot DRM_ERROR("Couldn't allocate map number allocator\n"); 52199f70504SFrançois Tigeot return EINVAL; 52299f70504SFrançois Tigeot } 52399f70504SFrançois Tigeot 5247f3c3d6fSHasso Tepper 5257f3c3d6fSHasso Tepper drm_mem_init(); 5267f3c3d6fSHasso Tepper drm_sysctl_init(dev); 5277f3c3d6fSHasso Tepper TAILQ_INIT(&dev->files); 5287f3c3d6fSHasso Tepper 5297f3c3d6fSHasso Tepper dev->counters = 6; 5307f3c3d6fSHasso Tepper dev->types[0] = _DRM_STAT_LOCK; 5317f3c3d6fSHasso Tepper dev->types[1] = _DRM_STAT_OPENS; 5327f3c3d6fSHasso Tepper dev->types[2] = _DRM_STAT_CLOSES; 5337f3c3d6fSHasso Tepper dev->types[3] = _DRM_STAT_IOCTLS; 5347f3c3d6fSHasso Tepper dev->types[4] = _DRM_STAT_LOCKS; 5357f3c3d6fSHasso Tepper dev->types[5] = _DRM_STAT_UNLOCKS; 5367f3c3d6fSHasso Tepper 5377f3c3d6fSHasso Tepper for (i = 0; i < DRM_ARRAY_SIZE(dev->counts); i++) 5387f3c3d6fSHasso Tepper atomic_set(&dev->counts[i], 0); 5397f3c3d6fSHasso Tepper 5405718399fSFrançois Tigeot INIT_LIST_HEAD(&dev->vblank_event_list); 5417f3c3d6fSHasso Tepper 542b3705d71SHasso Tepper if (drm_core_has_AGP(dev)) { 5437f3c3d6fSHasso Tepper if (drm_device_is_agp(dev)) 5447f3c3d6fSHasso Tepper dev->agp = drm_agp_init(); 545b3705d71SHasso Tepper if (drm_core_check_feature(dev, DRIVER_REQUIRE_AGP) && 546b3705d71SHasso Tepper dev->agp == NULL) { 5477f3c3d6fSHasso Tepper DRM_ERROR("Card isn't AGP, or couldn't initialize " 5487f3c3d6fSHasso Tepper "AGP.\n"); 5497f3c3d6fSHasso Tepper retcode = ENOMEM; 5507f3c3d6fSHasso Tepper goto error; 5517f3c3d6fSHasso Tepper } 5525718399fSFrançois Tigeot if (dev->agp != NULL && dev->agp->info.ai_aperture_base != 0) { 5537f3c3d6fSHasso Tepper if (drm_mtrr_add(dev->agp->info.ai_aperture_base, 5547f3c3d6fSHasso Tepper dev->agp->info.ai_aperture_size, DRM_MTRR_WC) == 0) 5557f3c3d6fSHasso Tepper dev->agp->mtrr = 1; 5567f3c3d6fSHasso Tepper } 5577f3c3d6fSHasso Tepper } 5587f3c3d6fSHasso Tepper 5597f3c3d6fSHasso Tepper retcode = drm_ctxbitmap_init(dev); 5607f3c3d6fSHasso Tepper if (retcode != 0) { 5617f3c3d6fSHasso Tepper DRM_ERROR("Cannot allocate memory for context bitmap.\n"); 5627f3c3d6fSHasso Tepper goto error; 5637f3c3d6fSHasso Tepper } 5647f3c3d6fSHasso Tepper 5655718399fSFrançois Tigeot dev->drw_unrhdr = new_unrhdr(1, INT_MAX, NULL); 5665718399fSFrançois Tigeot if (dev->drw_unrhdr == NULL) { 5675718399fSFrançois Tigeot DRM_ERROR("Couldn't allocate drawable number allocator\n"); 5685718399fSFrançois Tigeot retcode = ENOMEM; 5695718399fSFrançois Tigeot goto error; 5705718399fSFrançois Tigeot } 5715718399fSFrançois Tigeot 5725718399fSFrançois Tigeot if (dev->driver->driver_features & DRIVER_GEM) { 5735718399fSFrançois Tigeot retcode = drm_gem_init(dev); 5745718399fSFrançois Tigeot if (retcode != 0) { 5755718399fSFrançois Tigeot DRM_ERROR("Cannot initialize graphics execution " 5765718399fSFrançois Tigeot "manager (GEM)\n"); 5775718399fSFrançois Tigeot goto error1; 5785718399fSFrançois Tigeot } 5795718399fSFrançois Tigeot } 5805718399fSFrançois Tigeot 5815718399fSFrançois Tigeot if (dev->driver->load != NULL) { 5825718399fSFrançois Tigeot DRM_LOCK(dev); 5835718399fSFrançois Tigeot /* Shared code returns -errno. */ 5845718399fSFrançois Tigeot retcode = -dev->driver->load(dev, 5855718399fSFrançois Tigeot dev->id_entry->driver_private); 5865718399fSFrançois Tigeot if (pci_enable_busmaster(dev->device)) 5875718399fSFrançois Tigeot DRM_ERROR("Request to enable bus-master failed.\n"); 5885718399fSFrançois Tigeot DRM_UNLOCK(dev); 5895718399fSFrançois Tigeot if (retcode != 0) 590*6f486c69SFrançois Tigeot goto error1; 5915718399fSFrançois Tigeot } 5925718399fSFrançois Tigeot 5937f3c3d6fSHasso Tepper DRM_INFO("Initialized %s %d.%d.%d %s\n", 594b3705d71SHasso Tepper dev->driver->name, 595b3705d71SHasso Tepper dev->driver->major, 596b3705d71SHasso Tepper dev->driver->minor, 597b3705d71SHasso Tepper dev->driver->patchlevel, 598b3705d71SHasso Tepper dev->driver->date); 5997f3c3d6fSHasso Tepper 6007f3c3d6fSHasso Tepper return 0; 6017f3c3d6fSHasso Tepper 6025718399fSFrançois Tigeot error1: 6035718399fSFrançois Tigeot delete_unrhdr(dev->drw_unrhdr); 604*6f486c69SFrançois Tigeot drm_gem_destroy(dev); 6057f3c3d6fSHasso Tepper error: 606*6f486c69SFrançois Tigeot drm_ctxbitmap_cleanup(dev); 6077f3c3d6fSHasso Tepper drm_sysctl_cleanup(dev); 6085718399fSFrançois Tigeot DRM_LOCK(dev); 6097f3c3d6fSHasso Tepper drm_lastclose(dev); 6105718399fSFrançois Tigeot DRM_UNLOCK(dev); 6115718399fSFrançois Tigeot if (dev->devnode != NULL) 6127f3c3d6fSHasso Tepper destroy_dev(dev->devnode); 613b3705d71SHasso Tepper 6145718399fSFrançois Tigeot spin_uninit(&dev->drw_lock); 6155718399fSFrançois Tigeot lockuninit(&dev->vbl_lock); 6165718399fSFrançois Tigeot lockuninit(&dev->dev_lock); 6175718399fSFrançois Tigeot lockuninit(&dev->event_lock); 6185718399fSFrançois Tigeot lockuninit(&dev->dev_struct_lock); 619b3705d71SHasso Tepper 6207f3c3d6fSHasso Tepper return retcode; 6217f3c3d6fSHasso Tepper } 6227f3c3d6fSHasso Tepper 623b3705d71SHasso Tepper static void drm_unload(struct drm_device *dev) 6247f3c3d6fSHasso Tepper { 6257f3c3d6fSHasso Tepper int i; 6267f3c3d6fSHasso Tepper 6277f3c3d6fSHasso Tepper DRM_DEBUG("\n"); 6287f3c3d6fSHasso Tepper 6297f3c3d6fSHasso Tepper drm_sysctl_cleanup(dev); 6305718399fSFrançois Tigeot if (dev->devnode != NULL) 6317f3c3d6fSHasso Tepper destroy_dev(dev->devnode); 6327f3c3d6fSHasso Tepper 6337f3c3d6fSHasso Tepper drm_ctxbitmap_cleanup(dev); 6347f3c3d6fSHasso Tepper 6355718399fSFrançois Tigeot if (dev->driver->driver_features & DRIVER_GEM) 6365718399fSFrançois Tigeot drm_gem_destroy(dev); 6375718399fSFrançois Tigeot 6387f3c3d6fSHasso Tepper if (dev->agp && dev->agp->mtrr) { 6395718399fSFrançois Tigeot int __unused retcode; 6407f3c3d6fSHasso Tepper 6417f3c3d6fSHasso Tepper retcode = drm_mtrr_del(0, dev->agp->info.ai_aperture_base, 6427f3c3d6fSHasso Tepper dev->agp->info.ai_aperture_size, DRM_MTRR_WC); 6437f3c3d6fSHasso Tepper DRM_DEBUG("mtrr_del = %d", retcode); 6447f3c3d6fSHasso Tepper } 6457f3c3d6fSHasso Tepper 646b3705d71SHasso Tepper drm_vblank_cleanup(dev); 647b3705d71SHasso Tepper 6485718399fSFrançois Tigeot DRM_LOCK(dev); 6497f3c3d6fSHasso Tepper drm_lastclose(dev); 6505718399fSFrançois Tigeot DRM_UNLOCK(dev); 6517f3c3d6fSHasso Tepper 6527f3c3d6fSHasso Tepper /* Clean up PCI resources allocated by drm_bufs.c. We're not really 6537f3c3d6fSHasso Tepper * worried about resource consumption while the DRM is inactive (between 6547f3c3d6fSHasso Tepper * lastclose and firstopen or unload) because these aren't actually 6557f3c3d6fSHasso Tepper * taking up KVA, just keeping the PCI resource allocated. 6567f3c3d6fSHasso Tepper */ 6577f3c3d6fSHasso Tepper for (i = 0; i < DRM_MAX_PCI_RESOURCE; i++) { 6587f3c3d6fSHasso Tepper if (dev->pcir[i] == NULL) 6597f3c3d6fSHasso Tepper continue; 6607f3c3d6fSHasso Tepper bus_release_resource(dev->device, SYS_RES_MEMORY, 6617f3c3d6fSHasso Tepper dev->pcirid[i], dev->pcir[i]); 6627f3c3d6fSHasso Tepper dev->pcir[i] = NULL; 6637f3c3d6fSHasso Tepper } 6647f3c3d6fSHasso Tepper 6657f3c3d6fSHasso Tepper if (dev->agp) { 6665718399fSFrançois Tigeot drm_free(dev->agp, DRM_MEM_AGPLISTS); 6677f3c3d6fSHasso Tepper dev->agp = NULL; 6687f3c3d6fSHasso Tepper } 6697f3c3d6fSHasso Tepper 670b3705d71SHasso Tepper if (dev->driver->unload != NULL) { 6715718399fSFrançois Tigeot DRM_LOCK(dev); 672b3705d71SHasso Tepper dev->driver->unload(dev); 6735718399fSFrançois Tigeot DRM_UNLOCK(dev); 6747f3c3d6fSHasso Tepper } 6757f3c3d6fSHasso Tepper 6765718399fSFrançois Tigeot delete_unrhdr(dev->drw_unrhdr); 6775718399fSFrançois Tigeot delete_unrhdr(dev->map_unrhdr); 6785718399fSFrançois Tigeot 679b3705d71SHasso Tepper drm_mem_uninit(); 6807f3c3d6fSHasso Tepper 6815718399fSFrançois Tigeot if (pci_disable_busmaster(dev->device)) 6825718399fSFrançois Tigeot DRM_ERROR("Request to disable bus-master failed.\n"); 683b3705d71SHasso Tepper 6845718399fSFrançois Tigeot spin_uninit(&dev->drw_lock); 6855718399fSFrançois Tigeot lockuninit(&dev->vbl_lock); 6865718399fSFrançois Tigeot lockuninit(&dev->dev_lock); 6875718399fSFrançois Tigeot lockuninit(&dev->event_lock); 6885718399fSFrançois Tigeot lockuninit(&dev->dev_struct_lock); 689b3705d71SHasso Tepper } 690b3705d71SHasso Tepper 691b3705d71SHasso Tepper int drm_version(struct drm_device *dev, void *data, struct drm_file *file_priv) 6927f3c3d6fSHasso Tepper { 693b3705d71SHasso Tepper struct drm_version *version = data; 6947f3c3d6fSHasso Tepper int len; 6957f3c3d6fSHasso Tepper 6967f3c3d6fSHasso Tepper #define DRM_COPY( name, value ) \ 6977f3c3d6fSHasso Tepper len = strlen( value ); \ 6987f3c3d6fSHasso Tepper if ( len > name##_len ) len = name##_len; \ 6997f3c3d6fSHasso Tepper name##_len = strlen( value ); \ 7007f3c3d6fSHasso Tepper if ( len && name ) { \ 7017f3c3d6fSHasso Tepper if ( DRM_COPY_TO_USER( name, value, len ) ) \ 7027f3c3d6fSHasso Tepper return EFAULT; \ 7037f3c3d6fSHasso Tepper } 7047f3c3d6fSHasso Tepper 705b3705d71SHasso Tepper version->version_major = dev->driver->major; 706b3705d71SHasso Tepper version->version_minor = dev->driver->minor; 707b3705d71SHasso Tepper version->version_patchlevel = dev->driver->patchlevel; 7087f3c3d6fSHasso Tepper 709b3705d71SHasso Tepper DRM_COPY(version->name, dev->driver->name); 710b3705d71SHasso Tepper DRM_COPY(version->date, dev->driver->date); 711b3705d71SHasso Tepper DRM_COPY(version->desc, dev->driver->desc); 7127f3c3d6fSHasso Tepper 7137f3c3d6fSHasso Tepper return 0; 7147f3c3d6fSHasso Tepper } 7157f3c3d6fSHasso Tepper 7165718399fSFrançois Tigeot int 7175718399fSFrançois Tigeot /* drm_open(struct cdev *kdev, int flags, int fmt, DRM_STRUCTPROC *p) */ 7185718399fSFrançois Tigeot drm_open(struct dev_open_args *ap) 7197f3c3d6fSHasso Tepper { 7207f3c3d6fSHasso Tepper struct cdev *kdev = ap->a_head.a_dev; 7217f3c3d6fSHasso Tepper int flags = ap->a_oflags; 7227f3c3d6fSHasso Tepper int fmt = 0; 7237f3c3d6fSHasso Tepper struct thread *p = curthread; 7245718399fSFrançois Tigeot struct drm_device *dev; 7255718399fSFrançois Tigeot int retcode; 7267f3c3d6fSHasso Tepper 7277f3c3d6fSHasso Tepper dev = DRIVER_SOFTC(minor(kdev)); 7285718399fSFrançois Tigeot if (dev == NULL) 7295718399fSFrançois Tigeot return (ENXIO); 7307f3c3d6fSHasso Tepper 7317f3c3d6fSHasso Tepper DRM_DEBUG("open_count = %d\n", dev->open_count); 7327f3c3d6fSHasso Tepper 7337f3c3d6fSHasso Tepper retcode = drm_open_helper(kdev, flags, fmt, p, dev); 7347f3c3d6fSHasso Tepper 7355718399fSFrançois Tigeot if (retcode == 0) { 7367f3c3d6fSHasso Tepper atomic_inc(&dev->counts[_DRM_STAT_OPENS]); 7375718399fSFrançois Tigeot DRM_LOCK(dev); 7387f3c3d6fSHasso Tepper device_busy(dev->device); 7397f3c3d6fSHasso Tepper if (!dev->open_count++) 7407f3c3d6fSHasso Tepper retcode = drm_firstopen(dev); 7415718399fSFrançois Tigeot DRM_UNLOCK(dev); 7427f3c3d6fSHasso Tepper } 7437f3c3d6fSHasso Tepper 7445718399fSFrançois Tigeot DRM_DEBUG("return %d\n", retcode); 7455718399fSFrançois Tigeot 7465718399fSFrançois Tigeot return (retcode); 7477f3c3d6fSHasso Tepper } 7487f3c3d6fSHasso Tepper 7492c845b81SSimon Schubert int drm_close(struct dev_close_args *ap) 7507f3c3d6fSHasso Tepper { 7512c845b81SSimon Schubert struct cdev *kdev = ap->a_head.a_dev; 7522c845b81SSimon Schubert struct drm_file *file_priv; 7532c845b81SSimon Schubert struct drm_device *dev; 7547f3c3d6fSHasso Tepper int retcode = 0; 7557f3c3d6fSHasso Tepper 7562c845b81SSimon Schubert dev = DRIVER_SOFTC(minor(kdev)); 7572c845b81SSimon Schubert file_priv = drm_find_file_by_proc(dev, curthread); 7582c845b81SSimon Schubert 7597f3c3d6fSHasso Tepper DRM_DEBUG("open_count = %d\n", dev->open_count); 7607f3c3d6fSHasso Tepper 7615718399fSFrançois Tigeot DRM_LOCK(dev); 7627f3c3d6fSHasso Tepper 763b3705d71SHasso Tepper if (dev->driver->preclose != NULL) 764b3705d71SHasso Tepper dev->driver->preclose(dev, file_priv); 7657f3c3d6fSHasso Tepper 7667f3c3d6fSHasso Tepper /* ======================================================== 7677f3c3d6fSHasso Tepper * Begin inline drm_release 7687f3c3d6fSHasso Tepper */ 7697f3c3d6fSHasso Tepper 7707f3c3d6fSHasso Tepper DRM_DEBUG("pid = %d, device = 0x%lx, open_count = %d\n", 7717f3c3d6fSHasso Tepper DRM_CURRENTPID, (long)dev->device, dev->open_count); 7727f3c3d6fSHasso Tepper 7735718399fSFrançois Tigeot if (dev->driver->driver_features & DRIVER_GEM) 7745718399fSFrançois Tigeot drm_gem_release(dev, file_priv); 7755718399fSFrançois Tigeot 7767f3c3d6fSHasso Tepper if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) 7777f3c3d6fSHasso Tepper && dev->lock.file_priv == file_priv) { 7787f3c3d6fSHasso Tepper DRM_DEBUG("Process %d dead, freeing lock for context %d\n", 7797f3c3d6fSHasso Tepper DRM_CURRENTPID, 7807f3c3d6fSHasso Tepper _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); 781b3705d71SHasso Tepper if (dev->driver->reclaim_buffers_locked != NULL) 782b3705d71SHasso Tepper dev->driver->reclaim_buffers_locked(dev, file_priv); 7837f3c3d6fSHasso Tepper 784b3705d71SHasso Tepper drm_lock_free(&dev->lock, 7857f3c3d6fSHasso Tepper _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); 7867f3c3d6fSHasso Tepper 7877f3c3d6fSHasso Tepper /* FIXME: may require heavy-handed reset of 7887f3c3d6fSHasso Tepper hardware at this point, possibly 7897f3c3d6fSHasso Tepper processed via a callback to the X 7907f3c3d6fSHasso Tepper server. */ 791b3705d71SHasso Tepper } else if (dev->driver->reclaim_buffers_locked != NULL && 7927f3c3d6fSHasso Tepper dev->lock.hw_lock != NULL) { 7937f3c3d6fSHasso Tepper /* The lock is required to reclaim buffers */ 7947f3c3d6fSHasso Tepper for (;;) { 7957f3c3d6fSHasso Tepper if (!dev->lock.hw_lock) { 7967f3c3d6fSHasso Tepper /* Device has been unregistered */ 7977f3c3d6fSHasso Tepper retcode = EINTR; 7987f3c3d6fSHasso Tepper break; 7997f3c3d6fSHasso Tepper } 800b3705d71SHasso Tepper if (drm_lock_take(&dev->lock, DRM_KERNEL_CONTEXT)) { 8017f3c3d6fSHasso Tepper dev->lock.file_priv = file_priv; 8027f3c3d6fSHasso Tepper dev->lock.lock_time = jiffies; 8037f3c3d6fSHasso Tepper atomic_inc(&dev->counts[_DRM_STAT_LOCKS]); 8047f3c3d6fSHasso Tepper break; /* Got lock */ 8057f3c3d6fSHasso Tepper } 8067f3c3d6fSHasso Tepper /* Contention */ 8075718399fSFrançois Tigeot retcode = DRM_LOCK_SLEEP(dev, &dev->lock.lock_queue, 8085718399fSFrançois Tigeot PCATCH, "drmlk2", 0); 8097f3c3d6fSHasso Tepper if (retcode) 8107f3c3d6fSHasso Tepper break; 8117f3c3d6fSHasso Tepper } 8127f3c3d6fSHasso Tepper if (retcode == 0) { 813b3705d71SHasso Tepper dev->driver->reclaim_buffers_locked(dev, file_priv); 814b3705d71SHasso Tepper drm_lock_free(&dev->lock, DRM_KERNEL_CONTEXT); 8157f3c3d6fSHasso Tepper } 8167f3c3d6fSHasso Tepper } 8177f3c3d6fSHasso Tepper 818b3705d71SHasso Tepper if (drm_core_check_feature(dev, DRIVER_HAVE_DMA) && 819b3705d71SHasso Tepper !dev->driver->reclaim_buffers_locked) 8207f3c3d6fSHasso Tepper drm_reclaim_buffers(dev, file_priv); 8217f3c3d6fSHasso Tepper 82258c2553aSMatthew Dillon funsetown(&dev->buf_sigio); 8237f3c3d6fSHasso Tepper 824b3705d71SHasso Tepper if (dev->driver->postclose != NULL) 825b3705d71SHasso Tepper dev->driver->postclose(dev, file_priv); 8267f3c3d6fSHasso Tepper TAILQ_REMOVE(&dev->files, file_priv, link); 8275718399fSFrançois Tigeot drm_free(file_priv, DRM_MEM_FILES); 8287f3c3d6fSHasso Tepper 8297f3c3d6fSHasso Tepper /* ======================================================== 8307f3c3d6fSHasso Tepper * End inline drm_release 8317f3c3d6fSHasso Tepper */ 8325718399fSFrançois Tigeot 8337f3c3d6fSHasso Tepper atomic_inc(&dev->counts[_DRM_STAT_CLOSES]); 8347f3c3d6fSHasso Tepper device_unbusy(dev->device); 8357f3c3d6fSHasso Tepper if (--dev->open_count == 0) { 8367f3c3d6fSHasso Tepper retcode = drm_lastclose(dev); 8377f3c3d6fSHasso Tepper } 8387f3c3d6fSHasso Tepper 8395718399fSFrançois Tigeot DRM_UNLOCK(dev); 8402c845b81SSimon Schubert 8412c845b81SSimon Schubert return (0); 8427f3c3d6fSHasso Tepper } 8437f3c3d6fSHasso Tepper 8447f3c3d6fSHasso Tepper /* drm_ioctl is called whenever a process performs an ioctl on /dev/drm. 8457f3c3d6fSHasso Tepper */ 8467f3c3d6fSHasso Tepper int drm_ioctl(struct dev_ioctl_args *ap) 8477f3c3d6fSHasso Tepper { 8487f3c3d6fSHasso Tepper struct cdev *kdev = ap->a_head.a_dev; 8497f3c3d6fSHasso Tepper u_long cmd = ap->a_cmd; 8507f3c3d6fSHasso Tepper caddr_t data = ap->a_data; 8517f3c3d6fSHasso Tepper struct thread *p = curthread; 852b3705d71SHasso Tepper struct drm_device *dev = drm_get_device_from_kdev(kdev); 8537f3c3d6fSHasso Tepper int retcode = 0; 8547f3c3d6fSHasso Tepper drm_ioctl_desc_t *ioctl; 855b3705d71SHasso Tepper int (*func)(struct drm_device *dev, void *data, struct drm_file *file_priv); 8567f3c3d6fSHasso Tepper int nr = DRM_IOCTL_NR(cmd); 8577f3c3d6fSHasso Tepper int is_driver_ioctl = 0; 858b3705d71SHasso Tepper struct drm_file *file_priv; 8597f3c3d6fSHasso Tepper 8607f3c3d6fSHasso Tepper file_priv = drm_find_file_by_proc(dev, p); 8617f3c3d6fSHasso Tepper 8627f3c3d6fSHasso Tepper atomic_inc(&dev->counts[_DRM_STAT_IOCTLS]); 8637f3c3d6fSHasso Tepper ++file_priv->ioctl_count; 8647f3c3d6fSHasso Tepper 8657f3c3d6fSHasso Tepper DRM_DEBUG("pid=%d, cmd=0x%02lx, nr=0x%02x, dev 0x%lx, auth=%d\n", 8667f3c3d6fSHasso Tepper DRM_CURRENTPID, cmd, nr, (long)dev->device, 8677f3c3d6fSHasso Tepper file_priv->authenticated); 8687f3c3d6fSHasso Tepper 8697f3c3d6fSHasso Tepper switch (cmd) { 8707f3c3d6fSHasso Tepper case FIONBIO: 8717f3c3d6fSHasso Tepper case FIOASYNC: 8727f3c3d6fSHasso Tepper return 0; 8737f3c3d6fSHasso Tepper 8747f3c3d6fSHasso Tepper case FIOSETOWN: 8757f3c3d6fSHasso Tepper return fsetown(*(int *)data, &dev->buf_sigio); 8767f3c3d6fSHasso Tepper 8777f3c3d6fSHasso Tepper case FIOGETOWN: 878b5c4d81fSMatthew Dillon *(int *) data = fgetown(&dev->buf_sigio); 8797f3c3d6fSHasso Tepper return 0; 8807f3c3d6fSHasso Tepper } 8817f3c3d6fSHasso Tepper 8827f3c3d6fSHasso Tepper if (IOCGROUP(cmd) != DRM_IOCTL_BASE) { 8837f3c3d6fSHasso Tepper DRM_DEBUG("Bad ioctl group 0x%x\n", (int)IOCGROUP(cmd)); 8847f3c3d6fSHasso Tepper return EINVAL; 8857f3c3d6fSHasso Tepper } 8867f3c3d6fSHasso Tepper 8877f3c3d6fSHasso Tepper ioctl = &drm_ioctls[nr]; 8887f3c3d6fSHasso Tepper /* It's not a core DRM ioctl, try driver-specific. */ 8897f3c3d6fSHasso Tepper if (ioctl->func == NULL && nr >= DRM_COMMAND_BASE) { 8907f3c3d6fSHasso Tepper /* The array entries begin at DRM_COMMAND_BASE ioctl nr */ 8917f3c3d6fSHasso Tepper nr -= DRM_COMMAND_BASE; 892b3705d71SHasso Tepper if (nr > dev->driver->max_ioctl) { 8937f3c3d6fSHasso Tepper DRM_DEBUG("Bad driver ioctl number, 0x%x (of 0x%x)\n", 894b3705d71SHasso Tepper nr, dev->driver->max_ioctl); 8957f3c3d6fSHasso Tepper return EINVAL; 8967f3c3d6fSHasso Tepper } 897b3705d71SHasso Tepper ioctl = &dev->driver->ioctls[nr]; 8987f3c3d6fSHasso Tepper is_driver_ioctl = 1; 8997f3c3d6fSHasso Tepper } 9007f3c3d6fSHasso Tepper func = ioctl->func; 9017f3c3d6fSHasso Tepper 9027f3c3d6fSHasso Tepper if (func == NULL) { 9037f3c3d6fSHasso Tepper DRM_DEBUG("no function\n"); 9047f3c3d6fSHasso Tepper return EINVAL; 9057f3c3d6fSHasso Tepper } 9067f3c3d6fSHasso Tepper 9077f3c3d6fSHasso Tepper if (((ioctl->flags & DRM_ROOT_ONLY) && !DRM_SUSER(p)) || 9087f3c3d6fSHasso Tepper ((ioctl->flags & DRM_AUTH) && !file_priv->authenticated) || 9097f3c3d6fSHasso Tepper ((ioctl->flags & DRM_MASTER) && !file_priv->master)) 9107f3c3d6fSHasso Tepper return EACCES; 9117f3c3d6fSHasso Tepper 9127f3c3d6fSHasso Tepper if (is_driver_ioctl) { 9135718399fSFrançois Tigeot if ((ioctl->flags & DRM_UNLOCKED) == 0) 9145718399fSFrançois Tigeot DRM_LOCK(dev); 9157f3c3d6fSHasso Tepper /* shared code returns -errno */ 9167f3c3d6fSHasso Tepper retcode = -func(dev, data, file_priv); 9175718399fSFrançois Tigeot if ((ioctl->flags & DRM_UNLOCKED) == 0) 9185718399fSFrançois Tigeot DRM_UNLOCK(dev); 9197f3c3d6fSHasso Tepper } else { 9207f3c3d6fSHasso Tepper retcode = func(dev, data, file_priv); 9217f3c3d6fSHasso Tepper } 9227f3c3d6fSHasso Tepper 9237f3c3d6fSHasso Tepper if (retcode != 0) 9247f3c3d6fSHasso Tepper DRM_DEBUG(" returning %d\n", retcode); 9255718399fSFrançois Tigeot if (retcode != 0 && 9265718399fSFrançois Tigeot (drm_debug_flag & DRM_DEBUGBITS_FAILED_IOCTL) != 0) { 9275718399fSFrançois Tigeot kprintf( 9285718399fSFrançois Tigeot "pid %d, cmd 0x%02lx, nr 0x%02x/%1d, dev 0x%lx, auth %d, res %d\n", 9295718399fSFrançois Tigeot DRM_CURRENTPID, cmd, nr, is_driver_ioctl, (long)dev->device, 9305718399fSFrançois Tigeot file_priv->authenticated, retcode); 9315718399fSFrançois Tigeot } 9327f3c3d6fSHasso Tepper 9337f3c3d6fSHasso Tepper return retcode; 9347f3c3d6fSHasso Tepper } 9357f3c3d6fSHasso Tepper 936b3705d71SHasso Tepper drm_local_map_t *drm_getsarea(struct drm_device *dev) 9377f3c3d6fSHasso Tepper { 9387f3c3d6fSHasso Tepper drm_local_map_t *map; 9397f3c3d6fSHasso Tepper 9405718399fSFrançois Tigeot DRM_LOCK_ASSERT(dev); 9417f3c3d6fSHasso Tepper TAILQ_FOREACH(map, &dev->maplist, link) { 9427f3c3d6fSHasso Tepper if (map->type == _DRM_SHM && (map->flags & _DRM_CONTAINS_LOCK)) 9437f3c3d6fSHasso Tepper return map; 9447f3c3d6fSHasso Tepper } 9457f3c3d6fSHasso Tepper 9467f3c3d6fSHasso Tepper return NULL; 9477f3c3d6fSHasso Tepper } 9487f3c3d6fSHasso Tepper 9495718399fSFrançois Tigeot int 9505718399fSFrançois Tigeot drm_add_busid_modesetting(struct drm_device *dev, struct sysctl_ctx_list *ctx, 9515718399fSFrançois Tigeot struct sysctl_oid *top) 9525718399fSFrançois Tigeot { 9535718399fSFrançois Tigeot struct sysctl_oid *oid; 9545718399fSFrançois Tigeot 9555718399fSFrançois Tigeot ksnprintf(dev->busid_str, sizeof(dev->busid_str), 9565718399fSFrançois Tigeot "pci:%04x:%02x:%02x.%d", dev->pci_domain, dev->pci_bus, 9575718399fSFrançois Tigeot dev->pci_slot, dev->pci_func); 9585718399fSFrançois Tigeot oid = SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(top), OID_AUTO, "busid", 9595718399fSFrançois Tigeot CTLFLAG_RD, dev->busid_str, 0, NULL); 9605718399fSFrançois Tigeot if (oid == NULL) 9615718399fSFrançois Tigeot return (ENOMEM); 9625718399fSFrançois Tigeot dev->modesetting = (dev->driver->driver_features & DRIVER_MODESET) != 0; 9635718399fSFrançois Tigeot oid = SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(top), OID_AUTO, 9645718399fSFrançois Tigeot "modesetting", CTLFLAG_RD, &dev->modesetting, 0, NULL); 9655718399fSFrançois Tigeot if (oid == NULL) 9665718399fSFrançois Tigeot return (ENOMEM); 9675718399fSFrançois Tigeot 9685718399fSFrançois Tigeot return (0); 9695718399fSFrançois Tigeot } 9705718399fSFrançois Tigeot 9715718399fSFrançois Tigeot int 9725718399fSFrançois Tigeot drm_mmap_single(struct dev_mmap_single_args *ap) 9735718399fSFrançois Tigeot { 9745718399fSFrançois Tigeot struct drm_device *dev; 9755718399fSFrançois Tigeot struct cdev *kdev = ap->a_head.a_dev; 9765718399fSFrançois Tigeot vm_ooffset_t *offset = ap->a_offset; 9775718399fSFrançois Tigeot vm_size_t size = ap->a_size; 9785718399fSFrançois Tigeot struct vm_object **obj_res = ap->a_object; 9795718399fSFrançois Tigeot int nprot = ap->a_nprot; 9805718399fSFrançois Tigeot 9815718399fSFrançois Tigeot dev = drm_get_device_from_kdev(kdev); 982*6f486c69SFrançois Tigeot if (dev->drm_ttm_bdev != NULL) { 983*6f486c69SFrançois Tigeot return (ttm_bo_mmap_single(dev->drm_ttm_bdev, offset, size, 9845718399fSFrançois Tigeot obj_res, nprot)); 985*6f486c69SFrançois Tigeot } else if ((dev->driver->driver_features & DRIVER_GEM) != 0) { 986*6f486c69SFrançois Tigeot return (drm_gem_mmap_single(dev, offset, size, obj_res, nprot)); 9875718399fSFrançois Tigeot } else { 9885718399fSFrançois Tigeot return (ENODEV); 9895718399fSFrançois Tigeot } 9905718399fSFrançois Tigeot } 9915718399fSFrançois Tigeot 9927f3c3d6fSHasso Tepper #if DRM_LINUX 9937f3c3d6fSHasso Tepper 9947f3c3d6fSHasso Tepper #include <sys/sysproto.h> 9957f3c3d6fSHasso Tepper 9967f3c3d6fSHasso Tepper MODULE_DEPEND(DRIVER_NAME, linux, 1, 1, 1); 9977f3c3d6fSHasso Tepper 9987f3c3d6fSHasso Tepper #define LINUX_IOCTL_DRM_MIN 0x6400 9997f3c3d6fSHasso Tepper #define LINUX_IOCTL_DRM_MAX 0x64ff 10007f3c3d6fSHasso Tepper 10017f3c3d6fSHasso Tepper static linux_ioctl_function_t drm_linux_ioctl; 10027f3c3d6fSHasso Tepper static struct linux_ioctl_handler drm_handler = {drm_linux_ioctl, 10037f3c3d6fSHasso Tepper LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX}; 10047f3c3d6fSHasso Tepper 10057f3c3d6fSHasso Tepper /* The bits for in/out are switched on Linux */ 10067f3c3d6fSHasso Tepper #define LINUX_IOC_IN IOC_OUT 10077f3c3d6fSHasso Tepper #define LINUX_IOC_OUT IOC_IN 10087f3c3d6fSHasso Tepper 10097f3c3d6fSHasso Tepper static int 10107f3c3d6fSHasso Tepper drm_linux_ioctl(DRM_STRUCTPROC *p, struct linux_ioctl_args* args) 10117f3c3d6fSHasso Tepper { 10127f3c3d6fSHasso Tepper int error; 10137f3c3d6fSHasso Tepper int cmd = args->cmd; 10147f3c3d6fSHasso Tepper 10157f3c3d6fSHasso Tepper args->cmd &= ~(LINUX_IOC_IN | LINUX_IOC_OUT); 10167f3c3d6fSHasso Tepper if (cmd & LINUX_IOC_IN) 10177f3c3d6fSHasso Tepper args->cmd |= IOC_IN; 10187f3c3d6fSHasso Tepper if (cmd & LINUX_IOC_OUT) 10197f3c3d6fSHasso Tepper args->cmd |= IOC_OUT; 10207f3c3d6fSHasso Tepper 10217f3c3d6fSHasso Tepper error = ioctl(p, (struct ioctl_args *)args); 10227f3c3d6fSHasso Tepper 10237f3c3d6fSHasso Tepper return error; 10247f3c3d6fSHasso Tepper } 10257f3c3d6fSHasso Tepper #endif /* DRM_LINUX */ 10265718399fSFrançois Tigeot 1027*6f486c69SFrançois Tigeot static int 1028*6f486c69SFrançois Tigeot drm_core_init(void *arg) 1029*6f486c69SFrançois Tigeot { 1030*6f486c69SFrançois Tigeot 1031*6f486c69SFrançois Tigeot drm_global_init(); 1032*6f486c69SFrançois Tigeot 1033*6f486c69SFrançois Tigeot #if DRM_LINUX 1034*6f486c69SFrançois Tigeot linux_ioctl_register_handler(&drm_handler); 1035*6f486c69SFrançois Tigeot #endif /* DRM_LINUX */ 1036*6f486c69SFrançois Tigeot 1037*6f486c69SFrançois Tigeot DRM_INFO("Initialized %s %d.%d.%d %s\n", 1038*6f486c69SFrançois Tigeot CORE_NAME, CORE_MAJOR, CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE); 1039*6f486c69SFrançois Tigeot return 0; 1040*6f486c69SFrançois Tigeot } 1041*6f486c69SFrançois Tigeot 1042*6f486c69SFrançois Tigeot static void 1043*6f486c69SFrançois Tigeot drm_core_exit(void *arg) 1044*6f486c69SFrançois Tigeot { 1045*6f486c69SFrançois Tigeot 1046*6f486c69SFrançois Tigeot #if DRM_LINUX 1047*6f486c69SFrançois Tigeot linux_ioctl_unregister_handler(&drm_handler); 1048*6f486c69SFrançois Tigeot #endif /* DRM_LINUX */ 1049*6f486c69SFrançois Tigeot 1050*6f486c69SFrançois Tigeot drm_global_release(); 1051*6f486c69SFrançois Tigeot } 1052*6f486c69SFrançois Tigeot 1053*6f486c69SFrançois Tigeot SYSINIT(drm_register, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, 1054*6f486c69SFrançois Tigeot drm_core_init, NULL); 1055*6f486c69SFrançois Tigeot SYSUNINIT(drm_unregister, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, 1056*6f486c69SFrançois Tigeot drm_core_exit, NULL); 1057*6f486c69SFrançois Tigeot 10585718399fSFrançois Tigeot /* 10595718399fSFrançois Tigeot * Check if dmi_system_id structure matches system DMI data 10605718399fSFrançois Tigeot */ 10615718399fSFrançois Tigeot static bool 10625718399fSFrançois Tigeot dmi_found(const struct dmi_system_id *dsi) 10635718399fSFrançois Tigeot { 10645718399fSFrançois Tigeot int i, slot; 10655718399fSFrançois Tigeot bool found = false; 10665718399fSFrançois Tigeot char *sys_vendor, *board_vendor, *product_name, *board_name; 10675718399fSFrançois Tigeot 10685718399fSFrançois Tigeot sys_vendor = kgetenv("smbios.system.maker"); 10695718399fSFrançois Tigeot board_vendor = kgetenv("smbios.planar.maker"); 10705718399fSFrançois Tigeot product_name = kgetenv("smbios.system.product"); 10715718399fSFrançois Tigeot board_name = kgetenv("smbios.planar.product"); 10725718399fSFrançois Tigeot 10735718399fSFrançois Tigeot for (i = 0; i < NELEM(dsi->matches); i++) { 10745718399fSFrançois Tigeot slot = dsi->matches[i].slot; 10755718399fSFrançois Tigeot switch (slot) { 10765718399fSFrançois Tigeot case DMI_NONE: 10775718399fSFrançois Tigeot break; 10785718399fSFrançois Tigeot case DMI_SYS_VENDOR: 10795718399fSFrançois Tigeot if (sys_vendor != NULL && 10805718399fSFrançois Tigeot !strcmp(sys_vendor, dsi->matches[i].substr)) 10815718399fSFrançois Tigeot break; 10825718399fSFrançois Tigeot else 10835718399fSFrançois Tigeot goto done; 10845718399fSFrançois Tigeot case DMI_BOARD_VENDOR: 10855718399fSFrançois Tigeot if (board_vendor != NULL && 10865718399fSFrançois Tigeot !strcmp(board_vendor, dsi->matches[i].substr)) 10875718399fSFrançois Tigeot break; 10885718399fSFrançois Tigeot else 10895718399fSFrançois Tigeot goto done; 10905718399fSFrançois Tigeot case DMI_PRODUCT_NAME: 10915718399fSFrançois Tigeot if (product_name != NULL && 10925718399fSFrançois Tigeot !strcmp(product_name, dsi->matches[i].substr)) 10935718399fSFrançois Tigeot break; 10945718399fSFrançois Tigeot else 10955718399fSFrançois Tigeot goto done; 10965718399fSFrançois Tigeot case DMI_BOARD_NAME: 10975718399fSFrançois Tigeot if (board_name != NULL && 10985718399fSFrançois Tigeot !strcmp(board_name, dsi->matches[i].substr)) 10995718399fSFrançois Tigeot break; 11005718399fSFrançois Tigeot else 11015718399fSFrançois Tigeot goto done; 11025718399fSFrançois Tigeot default: 11035718399fSFrançois Tigeot goto done; 11045718399fSFrançois Tigeot } 11055718399fSFrançois Tigeot } 11065718399fSFrançois Tigeot found = true; 11075718399fSFrançois Tigeot 11085718399fSFrançois Tigeot done: 11095718399fSFrançois Tigeot if (sys_vendor != NULL) 11105718399fSFrançois Tigeot kfreeenv(sys_vendor); 11115718399fSFrançois Tigeot if (board_vendor != NULL) 11125718399fSFrançois Tigeot kfreeenv(board_vendor); 11135718399fSFrançois Tigeot if (product_name != NULL) 11145718399fSFrançois Tigeot kfreeenv(product_name); 11155718399fSFrançois Tigeot if (board_name != NULL) 11165718399fSFrançois Tigeot kfreeenv(board_name); 11175718399fSFrançois Tigeot 11185718399fSFrançois Tigeot return found; 11195718399fSFrançois Tigeot } 11205718399fSFrançois Tigeot 11215718399fSFrançois Tigeot bool 11225718399fSFrançois Tigeot dmi_check_system(const struct dmi_system_id *sysid) 11235718399fSFrançois Tigeot { 11245718399fSFrançois Tigeot const struct dmi_system_id *dsi; 11255718399fSFrançois Tigeot int num = 0; 11265718399fSFrançois Tigeot 11275718399fSFrançois Tigeot for (dsi = sysid; dsi->matches[0].slot != 0 ; dsi++) { 11285718399fSFrançois Tigeot if (dmi_found(dsi)) { 11295718399fSFrançois Tigeot num++; 11305718399fSFrançois Tigeot if (dsi->callback && dsi->callback(dsi)) 11315718399fSFrançois Tigeot break; 11325718399fSFrançois Tigeot } 11335718399fSFrançois Tigeot } 11345718399fSFrançois Tigeot return (num); 11355718399fSFrançois Tigeot } 11365718399fSFrançois Tigeot 1137