/* * Copyright 2008 Advanced Micro Devices, Inc. * Copyright 2008 Red Hat Inc. * Copyright 2009 Jerome Glisse. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Dave Airlie * Alex Deucher * Jerome Glisse */ #include #include "radeon.h" #include #include "radeon_asic.h" #include #include /** * radeon_driver_unload_kms - Main unload function for KMS. * * @dev: drm dev pointer * * This is the main unload function for KMS (all asics). * It calls radeon_modeset_fini() to tear down the * displays, and radeon_device_fini() to tear down * the rest of the device (CP, writeback, etc.). * Returns 0 on success. */ int radeon_driver_unload_kms(struct drm_device *dev) { struct radeon_device *rdev = dev->dev_private; if (rdev == NULL) return 0; radeon_acpi_fini(rdev); radeon_modeset_fini(rdev); radeon_device_fini(rdev); kfree(rdev); dev->dev_private = NULL; return 0; } /** * radeon_driver_load_kms - Main load function for KMS. * * @dev: drm dev pointer * @flags: device flags * * This is the main load function for KMS (all asics). * It calls radeon_device_init() to set up the non-display * parts of the chip (asic init, CP, writeback, etc.), and * radeon_modeset_init() to set up the display parts * (crtcs, encoders, hotplug detect, etc.). * Returns 0 on success, error on failure. */ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags) { struct radeon_device *rdev; int r, acpi_status; rdev = kzalloc(sizeof(struct radeon_device), GFP_KERNEL); if (rdev == NULL) { return -ENOMEM; } dev->dev_private = (void *)rdev; /* update BUS flag */ if (drm_pci_device_is_agp(dev)) { flags |= RADEON_IS_AGP; } else if (pci_is_pcie(dev->pdev)) { flags |= RADEON_IS_PCIE; } else { flags |= RADEON_IS_PCI; } /* radeon_device_init should report only fatal error * like memory allocation failure or iomapping failure, * or memory manager initialization failure, it must * properly initialize the GPU MC controller and permit * VRAM allocation */ r = radeon_device_init(rdev, dev, dev->pdev, flags); if (r) { dev_err(&dev->pdev->dev, "Fatal error during GPU init\n"); goto out; } /* Again modeset_init should fail only on fatal error * otherwise it should provide enough functionalities * for shadowfb to run */ r = radeon_modeset_init(rdev); if (r) dev_err(&dev->pdev->dev, "Fatal error during modeset init\n"); /* Call ACPI methods: require modeset init * but failure is not fatal */ if (!r) { acpi_status = radeon_acpi_init(rdev); if (acpi_status) dev_dbg(&dev->pdev->dev, "Error during ACPI methods call\n"); } out: if (r) radeon_driver_unload_kms(dev); return r; } /** * radeon_set_filp_rights - Set filp right. * * @dev: drm dev pointer * @owner: drm file * @applier: drm file * @value: value * * Sets the filp rights for the device (all asics). */ static void radeon_set_filp_rights(struct drm_device *dev, struct drm_file **owner, struct drm_file *applier, uint32_t *value) { mutex_lock(&dev->struct_mutex); if (*value == 1) { /* wants rights */ if (!*owner) *owner = applier; } else if (*value == 0) { /* revokes rights */ if (*owner == applier) *owner = NULL; } *value = *owner == applier ? 1 : 0; mutex_unlock(&dev->struct_mutex); } /* * Userspace get information ioctl */ /** * radeon_info_ioctl - answer a device specific request. * * @rdev: radeon device pointer * @data: request object * @filp: drm filp * * This function is used to pass device specific parameters to the userspace * drivers. Examples include: pci device id, pipeline parms, tiling params, * etc. (all asics). * Returns 0 on success, -EINVAL on failure. */ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { struct radeon_device *rdev = dev->dev_private; struct drm_radeon_info *info = data; struct radeon_mode_info *minfo = &rdev->mode_info; uint32_t value, *value_ptr; uint64_t value64, *value_ptr64; struct drm_crtc *crtc; int i, found; /* TIMESTAMP is a 64-bit value, needs special handling. */ if (info->request == RADEON_INFO_TIMESTAMP) { if (rdev->family >= CHIP_R600) { value_ptr64 = (uint64_t*)((unsigned long)info->value); if (rdev->family >= CHIP_TAHITI) { value64 = si_get_gpu_clock(rdev); } else { value64 = r600_get_gpu_clock(rdev); } if (DRM_COPY_TO_USER(value_ptr64, &value64, sizeof(value64))) { DRM_ERROR("copy_to_user %s:%u\n", __func__, __LINE__); return -EFAULT; } return 0; } else { DRM_DEBUG_KMS("timestamp is r6xx+ only!\n"); return -EINVAL; } } value_ptr = (uint32_t *)((unsigned long)info->value); if (DRM_COPY_FROM_USER(&value, value_ptr, sizeof(value))) { DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__); return -EFAULT; } switch (info->request) { case RADEON_INFO_DEVICE_ID: value = dev->pci_device; break; case RADEON_INFO_NUM_GB_PIPES: value = rdev->num_gb_pipes; break; case RADEON_INFO_NUM_Z_PIPES: value = rdev->num_z_pipes; break; case RADEON_INFO_ACCEL_WORKING: /* xf86-video-ati 6.13.0 relies on this being false for evergreen */ if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK)) value = false; else value = rdev->accel_working; break; case RADEON_INFO_CRTC_FROM_ID: for (i = 0, found = 0; i < rdev->num_crtc; i++) { crtc = (struct drm_crtc *)minfo->crtcs[i]; if (crtc && crtc->base.id == value) { struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); value = radeon_crtc->crtc_id; found = 1; break; } } if (!found) { DRM_DEBUG_KMS("unknown crtc id %d\n", value); return -EINVAL; } break; case RADEON_INFO_ACCEL_WORKING2: value = rdev->accel_working; break; case RADEON_INFO_TILING_CONFIG: if (rdev->family >= CHIP_TAHITI) value = rdev->config.si.tile_config; else if (rdev->family >= CHIP_CAYMAN) value = rdev->config.cayman.tile_config; else if (rdev->family >= CHIP_CEDAR) value = rdev->config.evergreen.tile_config; else if (rdev->family >= CHIP_RV770) value = rdev->config.rv770.tile_config; else if (rdev->family >= CHIP_R600) value = rdev->config.r600.tile_config; else { DRM_DEBUG_KMS("tiling config is r6xx+ only!\n"); return -EINVAL; } break; case RADEON_INFO_WANT_HYPERZ: /* The "value" here is both an input and output parameter. * If the input value is 1, filp requests hyper-z access. * If the input value is 0, filp revokes its hyper-z access. * * When returning, the value is 1 if filp owns hyper-z access, * 0 otherwise. */ if (value >= 2) { DRM_DEBUG_KMS("WANT_HYPERZ: invalid value %d\n", value); return -EINVAL; } radeon_set_filp_rights(dev, &rdev->hyperz_filp, filp, &value); break; case RADEON_INFO_WANT_CMASK: /* The same logic as Hyper-Z. */ if (value >= 2) { DRM_DEBUG_KMS("WANT_CMASK: invalid value %d\n", value); return -EINVAL; } radeon_set_filp_rights(dev, &rdev->cmask_filp, filp, &value); break; case RADEON_INFO_CLOCK_CRYSTAL_FREQ: /* return clock value in KHz */ value = rdev->clock.spll.reference_freq * 10; break; case RADEON_INFO_NUM_BACKENDS: if (rdev->family >= CHIP_TAHITI) value = rdev->config.si.max_backends_per_se * rdev->config.si.max_shader_engines; else if (rdev->family >= CHIP_CAYMAN) value = rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines; else if (rdev->family >= CHIP_CEDAR) value = rdev->config.evergreen.max_backends; else if (rdev->family >= CHIP_RV770) value = rdev->config.rv770.max_backends; else if (rdev->family >= CHIP_R600) value = rdev->config.r600.max_backends; else { return -EINVAL; } break; case RADEON_INFO_NUM_TILE_PIPES: if (rdev->family >= CHIP_TAHITI) value = rdev->config.si.max_tile_pipes; else if (rdev->family >= CHIP_CAYMAN) value = rdev->config.cayman.max_tile_pipes; else if (rdev->family >= CHIP_CEDAR) value = rdev->config.evergreen.max_tile_pipes; else if (rdev->family >= CHIP_RV770) value = rdev->config.rv770.max_tile_pipes; else if (rdev->family >= CHIP_R600) value = rdev->config.r600.max_tile_pipes; else { return -EINVAL; } break; case RADEON_INFO_FUSION_GART_WORKING: value = 1; break; case RADEON_INFO_BACKEND_MAP: if (rdev->family >= CHIP_TAHITI) value = rdev->config.si.backend_map; else if (rdev->family >= CHIP_CAYMAN) value = rdev->config.cayman.backend_map; else if (rdev->family >= CHIP_CEDAR) value = rdev->config.evergreen.backend_map; else if (rdev->family >= CHIP_RV770) value = rdev->config.rv770.backend_map; else if (rdev->family >= CHIP_R600) value = rdev->config.r600.backend_map; else { return -EINVAL; } break; case RADEON_INFO_VA_START: /* this is where we report if vm is supported or not */ if (rdev->family < CHIP_CAYMAN) return -EINVAL; value = RADEON_VA_RESERVED_SIZE; break; case RADEON_INFO_IB_VM_MAX_SIZE: /* this is where we report if vm is supported or not */ if (rdev->family < CHIP_CAYMAN) return -EINVAL; value = RADEON_IB_VM_MAX_SIZE; break; case RADEON_INFO_MAX_PIPES: if (rdev->family >= CHIP_TAHITI) value = rdev->config.si.max_cu_per_sh; else if (rdev->family >= CHIP_CAYMAN) value = rdev->config.cayman.max_pipes_per_simd; else if (rdev->family >= CHIP_CEDAR) value = rdev->config.evergreen.max_pipes; else if (rdev->family >= CHIP_RV770) value = rdev->config.rv770.max_pipes; else if (rdev->family >= CHIP_R600) value = rdev->config.r600.max_pipes; else { return -EINVAL; } break; default: DRM_DEBUG_KMS("Invalid request %d\n", info->request); return -EINVAL; } if (DRM_COPY_TO_USER(value_ptr, &value, sizeof(uint32_t))) { DRM_ERROR("copy_to_user %s:%u\n", __func__, __LINE__); return -EFAULT; } return 0; } /* * Outdated mess for old drm with Xorg being in charge (void function now). */ /** * radeon_driver_firstopen_kms - drm callback for first open * * @dev: drm dev pointer * * Nothing to be done for KMS (all asics). * Returns 0 on success. */ int radeon_driver_firstopen_kms(struct drm_device *dev) { return 0; } /** * radeon_driver_firstopen_kms - drm callback for last close * * @dev: drm dev pointer * * Switch vga switcheroo state after last close (all asics). */ void radeon_driver_lastclose_kms(struct drm_device *dev) { vga_switcheroo_process_delayed_switch(); } /** * radeon_driver_open_kms - drm callback for open * * @dev: drm dev pointer * @file_priv: drm file * * On device open, init vm on cayman+ (all asics). * Returns 0 on success, error on failure. */ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) { struct radeon_device *rdev = dev->dev_private; file_priv->driver_priv = NULL; /* new gpu have virtual address space support */ if (rdev->family >= CHIP_CAYMAN) { struct radeon_fpriv *fpriv; int r; fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL); if (unlikely(!fpriv)) { return -ENOMEM; } r = radeon_vm_init(rdev, &fpriv->vm); if (r) { radeon_vm_fini(rdev, &fpriv->vm); kfree(fpriv); return r; } file_priv->driver_priv = fpriv; } return 0; } /** * radeon_driver_postclose_kms - drm callback for post close * * @dev: drm dev pointer * @file_priv: drm file * * On device post close, tear down vm on cayman+ (all asics). */ void radeon_driver_postclose_kms(struct drm_device *dev, struct drm_file *file_priv) { struct radeon_device *rdev = dev->dev_private; /* new gpu have virtual address space support */ if (rdev->family >= CHIP_CAYMAN && file_priv->driver_priv) { struct radeon_fpriv *fpriv = file_priv->driver_priv; radeon_vm_fini(rdev, &fpriv->vm); kfree(fpriv); file_priv->driver_priv = NULL; } } /** * radeon_driver_preclose_kms - drm callback for pre close * * @dev: drm dev pointer * @file_priv: drm file * * On device pre close, tear down hyperz and cmask filps on r1xx-r5xx * (all asics). */ void radeon_driver_preclose_kms(struct drm_device *dev, struct drm_file *file_priv) { struct radeon_device *rdev = dev->dev_private; if (rdev->hyperz_filp == file_priv) rdev->hyperz_filp = NULL; if (rdev->cmask_filp == file_priv) rdev->cmask_filp = NULL; } /* * VBlank related functions. */ /** * radeon_get_vblank_counter_kms - get frame count * * @dev: drm dev pointer * @crtc: crtc to get the frame count from * * Gets the frame count on the requested crtc (all asics). * Returns frame count on success, -EINVAL on failure. */ u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc) { struct radeon_device *rdev = dev->dev_private; if (crtc < 0 || crtc >= rdev->num_crtc) { DRM_ERROR("Invalid crtc %d\n", crtc); return -EINVAL; } return radeon_get_vblank_counter(rdev, crtc); } /** * radeon_enable_vblank_kms - enable vblank interrupt * * @dev: drm dev pointer * @crtc: crtc to enable vblank interrupt for * * Enable the interrupt on the requested crtc (all asics). * Returns 0 on success, -EINVAL on failure. */ int radeon_enable_vblank_kms(struct drm_device *dev, int crtc) { struct radeon_device *rdev = dev->dev_private; unsigned long irqflags; int r; if (crtc < 0 || crtc >= rdev->num_crtc) { DRM_ERROR("Invalid crtc %d\n", crtc); return -EINVAL; } spin_lock_irqsave(&rdev->irq.lock, irqflags); rdev->irq.crtc_vblank_int[crtc] = true; r = radeon_irq_set(rdev); spin_unlock_irqrestore(&rdev->irq.lock, irqflags); return r; } /** * radeon_disable_vblank_kms - disable vblank interrupt * * @dev: drm dev pointer * @crtc: crtc to disable vblank interrupt for * * Disable the interrupt on the requested crtc (all asics). */ void radeon_disable_vblank_kms(struct drm_device *dev, int crtc) { struct radeon_device *rdev = dev->dev_private; unsigned long irqflags; if (crtc < 0 || crtc >= rdev->num_crtc) { DRM_ERROR("Invalid crtc %d\n", crtc); return; } spin_lock_irqsave(&rdev->irq.lock, irqflags); rdev->irq.crtc_vblank_int[crtc] = false; radeon_irq_set(rdev); spin_unlock_irqrestore(&rdev->irq.lock, irqflags); } /** * radeon_get_vblank_timestamp_kms - get vblank timestamp * * @dev: drm dev pointer * @crtc: crtc to get the timestamp for * @max_error: max error * @vblank_time: time value * @flags: flags passed to the driver * * Gets the timestamp on the requested crtc based on the * scanout position. (all asics). * Returns postive status flags on success, negative error on failure. */ int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc, int *max_error, struct timeval *vblank_time, unsigned flags) { struct drm_crtc *drmcrtc; struct radeon_device *rdev = dev->dev_private; if (crtc < 0 || crtc >= dev->num_crtcs) { DRM_ERROR("Invalid crtc %d\n", crtc); return -EINVAL; } /* Get associated drm_crtc: */ drmcrtc = &rdev->mode_info.crtcs[crtc]->base; /* Helper routine in DRM core does all the work: */ return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error, vblank_time, flags, drmcrtc); } /* * IOCTL. */ int radeon_dma_ioctl_kms(struct drm_device *dev, void *data, struct drm_file *file_priv) { /* Not valid in KMS. */ return -EINVAL; } #define KMS_INVALID_IOCTL(name) \ int name(struct drm_device *dev, void *data, struct drm_file *file_priv)\ { \ DRM_ERROR("invalid ioctl with kms %s\n", __func__); \ return -EINVAL; \ } /* * All these ioctls are invalid in kms world. */ KMS_INVALID_IOCTL(radeon_cp_init_kms) KMS_INVALID_IOCTL(radeon_cp_start_kms) KMS_INVALID_IOCTL(radeon_cp_stop_kms) KMS_INVALID_IOCTL(radeon_cp_reset_kms) KMS_INVALID_IOCTL(radeon_cp_idle_kms) KMS_INVALID_IOCTL(radeon_cp_resume_kms) KMS_INVALID_IOCTL(radeon_engine_reset_kms) KMS_INVALID_IOCTL(radeon_fullscreen_kms) KMS_INVALID_IOCTL(radeon_cp_swap_kms) KMS_INVALID_IOCTL(radeon_cp_clear_kms) KMS_INVALID_IOCTL(radeon_cp_vertex_kms) KMS_INVALID_IOCTL(radeon_cp_indices_kms) KMS_INVALID_IOCTL(radeon_cp_texture_kms) KMS_INVALID_IOCTL(radeon_cp_stipple_kms) KMS_INVALID_IOCTL(radeon_cp_indirect_kms) KMS_INVALID_IOCTL(radeon_cp_vertex2_kms) KMS_INVALID_IOCTL(radeon_cp_cmdbuf_kms) KMS_INVALID_IOCTL(radeon_cp_getparam_kms) KMS_INVALID_IOCTL(radeon_cp_flip_kms) KMS_INVALID_IOCTL(radeon_mem_alloc_kms) KMS_INVALID_IOCTL(radeon_mem_free_kms) KMS_INVALID_IOCTL(radeon_mem_init_heap_kms) KMS_INVALID_IOCTL(radeon_irq_emit_kms) KMS_INVALID_IOCTL(radeon_irq_wait_kms) KMS_INVALID_IOCTL(radeon_cp_setparam_kms) KMS_INVALID_IOCTL(radeon_surface_alloc_kms) KMS_INVALID_IOCTL(radeon_surface_free_kms) struct drm_ioctl_desc radeon_ioctls_kms[] = { DRM_IOCTL_DEF_DRV(RADEON_CP_INIT, radeon_cp_init_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF_DRV(RADEON_CP_START, radeon_cp_start_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF_DRV(RADEON_CP_STOP, radeon_cp_stop_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF_DRV(RADEON_CP_RESET, radeon_cp_reset_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF_DRV(RADEON_CP_IDLE, radeon_cp_idle_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_CP_RESUME, radeon_cp_resume_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_RESET, radeon_engine_reset_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_FULLSCREEN, radeon_fullscreen_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_SWAP, radeon_cp_swap_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_CLEAR, radeon_cp_clear_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_VERTEX, radeon_cp_vertex_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_INDICES, radeon_cp_indices_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_TEXTURE, radeon_cp_texture_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_STIPPLE, radeon_cp_stipple_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_INDIRECT, radeon_cp_indirect_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF_DRV(RADEON_VERTEX2, radeon_cp_vertex2_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_CMDBUF, radeon_cp_cmdbuf_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_GETPARAM, radeon_cp_getparam_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_FLIP, radeon_cp_flip_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_ALLOC, radeon_mem_alloc_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_FREE, radeon_mem_free_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_INIT_HEAP, radeon_mem_init_heap_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF_DRV(RADEON_IRQ_EMIT, radeon_irq_emit_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_IRQ_WAIT, radeon_irq_wait_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_SETPARAM, radeon_cp_setparam_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_SURF_ALLOC, radeon_surface_alloc_kms, DRM_AUTH), DRM_IOCTL_DEF_DRV(RADEON_SURF_FREE, radeon_surface_free_kms, DRM_AUTH), /* KMS */ DRM_IOCTL_DEF_DRV(RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_CS, radeon_cs_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_INFO, radeon_info_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED), DRM_IOCTL_DEF_DRV(RADEON_GEM_VA, radeon_gem_va_ioctl, DRM_AUTH|DRM_UNLOCKED), }; int radeon_max_kms_ioctl = DRM_ARRAY_SIZE(radeon_ioctls_kms);