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AgeCommit message (Expand)Author
2004-01-06Fix some misuse of NULL where 0 is intended.Eric Anholt
2003-12-16Don't ioremap the framebuffer area. The ioremapped area wasn't used byEric Anholt
2003-11-12Fix a locking nit, and add asserts in some things that should be calledEric Anholt
2003-11-06Return EBUSY when attempting to addmap a DRM_SHM area with a lock in it ifEric Anholt
2003-11-06Remove unused variable.Eric Anholt
2003-11-05- Tie the DRM to a specific device: setunique no longer succeeds when givenEric Anholt
2003-11-05Args for the BSD DRM_PUT_USER_UNCHECKED were swapped.Eric Anholt
2003-11-05Remove buf_alloc which is unused since the locking commit.Eric Anholt
2003-11-04Memory layout transition:Michel Daenzer
2003-10-27Add a DRM_PUT_USER_UNCHECKED, which will be used by an upcoming radeonEric Anholt
2003-10-24Don't try to use dev->dma_lock unless dma is initialized (dev->dma != NULL)Eric Anholt
2003-10-24Move the REALLY_HAVE_AGP endif above the mtrr functions. Broke tdfx module.Eric Anholt
2003-10-23- Introduce a new ioctl, DRM_IOCTL_SET_VERSION. This ioctl allows theEric Anholt
2003-10-22- Add DRM_GET_PRIV_WITH_RETURN macro. This can be used in shared code toEric Anholt
2003-10-22Fix warning about static DRM(bufs_info) defined but not used in theEric Anholt
2003-10-20Fix the possibility of sleeping with locks held in sysctls by copying theEric Anholt
2003-10-20Clean up BSD MTRR handling. The NetBSD code is untested, but it's my bestEric Anholt
2003-10-19- SMPng lock the DRM. This is only partial -- there are a few code pathsEric Anholt
2003-10-19Clean up extra zeroing of dev->dma, and use calloc to take advantage ofEric Anholt
2003-10-17- Move IRQ functions from drm_dma.h to new drm_irq.h and disentangle themEric Anholt
2003-10-17- Converted Linux drivers to initialize DRM instances based on PCI IDs, notEric Anholt
2003-10-03Some code cleanups done while working on locking. Reduces always-trueEric Anholt
2003-10-03Stylistic preparation for SMPng locking work: DRM_LOCK/DRM_UNLOCK have sideEric Anholt
2003-10-02Add an MIT-style copyright, assigned to myself, to these files. I thinkEric Anholt
2003-10-02Axe more old gamma DMA infrastructure.Eric Anholt
2003-10-02Mostly whitespace cleanups and style(9) fixes focused on "if(" -> "if ("Eric Anholt
2003-10-02Wrap sys/endian.h usage with __FreeBSD_version >= 480000.Eric Anholt
2003-10-02Allow the DRM to attach to a "drmsub" device. This will be provided by theEric Anholt
2003-10-02MTRR issue with SMP and -stable seems to be resolved. Re-enable MTRRs onEric Anholt
2003-09-09Use spldrm/splx around tsleep() in DRM_WAIT_ONKeith Whitwell
2003-09-07Fix for older -stable.Eric Anholt
2003-08-29These files were missed in the SiS DRM commit.Eric Anholt
2003-08-29Port the SiS DRM to FreeBSD. This includes the ability for the DRM toEric Anholt
2003-08-29Add DRM(calloc), which is convenient, used by the new sis code, and takesEric Anholt
2003-08-29Update radeon PCI IDs.Eric Anholt
2003-08-29This PCI header has been living in dev/pci/ for a while now.Eric Anholt
2003-08-19Fix the debug build.Eric Anholt
2003-08-19- Remove $FreeBSD$ tags as they weren't too useful and merges are now beingEric Anholt
2003-08-12Merge from FreeBSD r1.11: We have memset in the kernel, no need to defineEric Anholt
2003-07-29IRQ code cleanup suggested by Linus TorvaldsMichel Daenzer
2003-07-26Fix FreeBSD build after IRQ changes.Eric Anholt
2003-07-25Compile fixes for recent 2.5/2.6 Linux kernels. I hope this doesn't breakMichel Daenzer
2003-05-16Support AGP bridges where the AGP aperture can't be accessed directly byMichel Daenzer
2003-04-28Fix a typo: On takedown the mtrr operation is MEMRANGE_SET_REMOVE, notEric Anholt
2003-04-27Use real endian conversion functions.Eric Anholt
2003-04-26Fix formatting of hw.dri sysctl.Eric Anholt
2003-04-26Remove the map argument from DRM_*MEMORYBARRIER. Not all of the uses ofEric Anholt
2003-04-26MFL: Don't install irq handler unless the driver has been initialized.Eric Anholt
2003-04-26Add PCI DMA memory functions and make addbufs_pci and associated code useEric Anholt
2003-04-26Missed files in the last commit: Remove memory debugging sysctl unlessEric Anholt
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-24 03:12:07 +0000
lass="hl num">0; /* 1 to enable debug output */ EXPORT_SYMBOL(drm_debug); MODULE_AUTHOR(CORE_AUTHOR); MODULE_DESCRIPTION(CORE_DESC); MODULE_LICENSE("GPL and additional rights"); MODULE_PARM_DESC(cards_limit, "Maximum number of graphics cards"); MODULE_PARM_DESC(debug, "Enable debug output"); module_param_named(cards_limit, drm_cards_limit, int, 0444); module_param_named(debug, drm_debug, int, 0600); struct drm_head **drm_heads; struct drm_sysfs_class *drm_class; struct proc_dir_entry *drm_proc_root; static int drm_fill_in_dev(struct drm_device * dev, struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_driver *driver) { int retcode; INIT_LIST_HEAD(&dev->filelist); INIT_LIST_HEAD(&dev->ctxlist); INIT_LIST_HEAD(&dev->vmalist); INIT_LIST_HEAD(&dev->maplist); spin_lock_init(&dev->count_lock); spin_lock_init(&dev->drw_lock); spin_lock_init(&dev->tasklet_lock); spin_lock_init(&dev->lock.spinlock); init_timer(&dev->timer); mutex_init(&dev->struct_mutex); mutex_init(&dev->ctxlist_mutex); mutex_init(&dev->bm.init_mutex); mutex_init(&dev->bm.evict_mutex); idr_init(&dev->drw_idr); dev->pdev = pdev; dev->pci_device = pdev->device; dev->pci_vendor = pdev->vendor; #ifdef __alpha__ dev->hose = pdev->sysdata; #endif dev->irq = pdev->irq; if (drm_ht_create(&dev->map_hash, DRM_MAP_HASH_ORDER)) { return -ENOMEM; } if (drm_mm_init(&dev->offset_manager, DRM_FILE_PAGE_OFFSET_START, DRM_FILE_PAGE_OFFSET_SIZE)) { drm_ht_remove(&dev->map_hash); return -ENOMEM; } if (drm_ht_create(&dev->object_hash, DRM_OBJECT_HASH_ORDER)) { drm_ht_remove(&dev->map_hash); drm_mm_takedown(&dev->offset_manager); return -ENOMEM; } /* the DRM has 6 counters */ dev->counters = 6; dev->types[0] = _DRM_STAT_LOCK; dev->types[1] = _DRM_STAT_OPENS; dev->types[2] = _DRM_STAT_CLOSES; dev->types[3] = _DRM_STAT_IOCTLS; dev->types[4] = _DRM_STAT_LOCKS; dev->types[5] = _DRM_STAT_UNLOCKS; dev->driver = driver; if (dev->driver->load) if ((retcode = dev->driver->load(dev, ent->driver_data))) goto error_out_unreg; if (drm_core_has_AGP(dev)) { if (drm_device_is_agp(dev)) dev->agp = drm_agp_init(dev); if (drm_core_check_feature(dev, DRIVER_REQUIRE_AGP) && (dev->agp == NULL)) { DRM_ERROR("Cannot initialize the agpgart module.\n"); retcode = -EINVAL; goto error_out_unreg; } if (drm_core_has_MTRR(dev)) { if (dev->agp) dev->agp->agp_mtrr = mtrr_add(dev->agp->agp_info.aper_base, dev->agp->agp_info.aper_size * 1024 * 1024, MTRR_TYPE_WRCOMB, 1); } } retcode = drm_ctxbitmap_init(dev); if (retcode) { DRM_ERROR("Cannot allocate memory for context bitmap.\n"); goto error_out_unreg; } drm_fence_manager_init(dev); return 0; error_out_unreg: drm_lastclose(dev); return retcode; } /** * Get a secondary minor number. * * \param dev device data structure * \param sec-minor structure to hold the assigned minor * \return negative number on failure. * * Search an empty entry and initialize it to the given parameters, and * create the proc init entry via proc_init(). This routines assigns * minor numbers to secondary heads of multi-headed cards */ static int drm_get_head(struct drm_device * dev, struct drm_head * head) { struct drm_head **heads = drm_heads; int ret; int minor; DRM_DEBUG("\n"); for (minor = 0; minor < drm_cards_limit; minor++, heads++) { if (!*heads) { *head = (struct drm_head) { .dev = dev, .device = MKDEV(DRM_MAJOR, minor), .minor = minor, }; if ((ret = drm_proc_init(dev, minor, drm_proc_root, &head->dev_root))) { printk(KERN_ERR "DRM: Failed to initialize /proc/dri.\n"); goto err_g1; } head->dev_class = drm_sysfs_device_add(drm_class, head); if (IS_ERR(head->dev_class)) { printk(KERN_ERR "DRM: Error sysfs_device_add.\n"); ret = PTR_ERR(head->dev_class); goto err_g2; } *heads = head; DRM_DEBUG("new minor assigned %d\n", minor); return 0; } } DRM_ERROR("out of minors\n"); return -ENOMEM; err_g2: drm_proc_cleanup(minor, drm_proc_root, head->dev_root); err_g1: *head = (struct drm_head) { .dev = NULL}; return ret; } /** * Register. * * \param pdev - PCI device structure * \param ent entry from the PCI ID table with device type flags * \return zero on success or a negative number on failure. * * Attempt to gets inter module "drm" information. If we are first * then register the character device and inter module information. * Try and register, if we fail to register, backout previous work. */ int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_driver *driver) { struct drm_device *dev; int ret; DRM_DEBUG("\n"); dev = drm_calloc(1, sizeof(*dev), DRM_MEM_STUB); if (!dev) return -ENOMEM; if (!drm_fb_loaded) { pci_set_drvdata(pdev, dev); ret = pci_request_regions(pdev, driver->pci_driver.name); if (ret) goto err_g1; } ret = pci_enable_device(pdev); if (ret) goto err_g2; pci_set_master(pdev); if ((ret = drm_fill_in_dev(dev, pdev, ent, driver))) { printk(KERN_ERR "DRM: fill_in_dev failed\n"); goto err_g3; } if ((ret = drm_get_head(dev, &dev->primary))) goto err_g3; DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n", driver->name, driver->major, driver->minor, driver->patchlevel, driver->date, dev->primary.minor); return 0; err_g3: if (!drm_fb_loaded) pci_disable_device(pdev); err_g2: if (!drm_fb_loaded) pci_release_regions(pdev); err_g1: if (!drm_fb_loaded) pci_set_drvdata(pdev, NULL); drm_free(dev, sizeof(*dev), DRM_MEM_STUB); printk(KERN_ERR "DRM: drm_get_dev failed.\n"); return ret; } EXPORT_SYMBOL(drm_get_dev); /** * Put a device minor number. * * \param dev device data structure * \return always zero * * Cleans up the proc resources. If it is the last minor then release the foreign * "drm" data, otherwise unregisters the "drm" data, frees the dev list and * unregisters the character device. */ int drm_put_dev(struct drm_device * dev) { DRM_DEBUG("release primary %s\n", dev->driver->pci_driver.name); if (dev->unique) { drm_free(dev->unique, strlen(dev->unique) + 1, DRM_MEM_DRIVER); dev->unique = NULL; dev->unique_len = 0; } if (dev->devname) { drm_free(dev->devname, strlen(dev->devname) + 1, DRM_MEM_DRIVER); dev->devname = NULL; } drm_free(dev, sizeof(*dev), DRM_MEM_STUB); return 0; } /** * Put a secondary minor number. * * \param sec_minor - structure to be released * \return always zero * * Cleans up the proc resources. Not legal for this to be the * last minor released. * */ int drm_put_head(struct drm_head * head) { int minor = head->minor; DRM_DEBUG("release secondary minor %d\n", minor); drm_proc_cleanup(minor, drm_proc_root, head->dev_root); drm_sysfs_device_remove(head->dev_class); *head = (struct drm_head){.dev = NULL}; drm_heads[minor] = NULL; return 0; }
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-24 03:12:07 +0000