diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_kms.c | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c new file mode 100644 index 000000000000..b0ce44b9f5ab --- /dev/null +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -0,0 +1,295 @@ +/* + * 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 "drmP.h" +#include "drm_sarea.h" +#include "radeon.h" +#include "radeon_drm.h" + + +/* + * Driver load/unload + */ +int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags) +{ + struct radeon_device *rdev; + int r; + + rdev = kzalloc(sizeof(struct radeon_device), GFP_KERNEL); + if (rdev == NULL) { + return -ENOMEM; + } + dev->dev_private = (void *)rdev; + + /* update BUS flag */ + if (drm_device_is_agp(dev)) { + flags |= RADEON_IS_AGP; + } else if (drm_device_is_pcie(dev)) { + flags |= RADEON_IS_PCIE; + } else { + flags |= RADEON_IS_PCI; + } + + r = radeon_device_init(rdev, dev, dev->pdev, flags); + if (r) { + DRM_ERROR("Failed to initialize radeon, disabling IOCTL\n"); + radeon_device_fini(rdev); + return r; + } + return 0; +} + +int radeon_driver_unload_kms(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + + radeon_device_fini(rdev); + kfree(rdev); + dev->dev_private = NULL; + return 0; +} + + +/* + * Userspace get informations ioctl + */ +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; + uint32_t *value_ptr; + uint32_t value; + + info = data; + value_ptr = (uint32_t *)((unsigned long)info->value); + 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; + default: + DRM_DEBUG("Invalid request %d\n", info->request); + return -EINVAL; + } + if (DRM_COPY_TO_USER(value_ptr, &value, sizeof(uint32_t))) { + DRM_ERROR("copy_to_user\n"); + return -EFAULT; + } + return 0; +} + + +/* + * Outdated mess for old drm with Xorg being in charge (void function now). + */ +int radeon_driver_firstopen_kms(struct drm_device *dev) +{ + return 0; +} + + +void radeon_driver_lastclose_kms(struct drm_device *dev) +{ +} + +int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) +{ + return 0; +} + +void radeon_driver_postclose_kms(struct drm_device *dev, + struct drm_file *file_priv) +{ +} + +void radeon_driver_preclose_kms(struct drm_device *dev, + struct drm_file *file_priv) +{ +} + + +/* + * VBlank related functions. + */ +u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc) +{ + /* FIXME: implement */ + return 0; +} + +int radeon_enable_vblank_kms(struct drm_device *dev, int crtc) +{ + /* FIXME: implement */ + return 0; +} + +void radeon_disable_vblank_kms(struct drm_device *dev, int crtc) +{ + /* FIXME: implement */ +} + + +/* + * For multiple master (like multiple X). + */ +struct drm_radeon_master_private { + drm_local_map_t *sarea; + drm_radeon_sarea_t *sarea_priv; +}; + +int radeon_master_create_kms(struct drm_device *dev, struct drm_master *master) +{ + struct drm_radeon_master_private *master_priv; + unsigned long sareapage; + int ret; + + master_priv = drm_calloc(1, sizeof(*master_priv), DRM_MEM_DRIVER); + if (master_priv == NULL) { + return -ENOMEM; + } + /* prebuild the SAREA */ + sareapage = max_t(unsigned long, SAREA_MAX, PAGE_SIZE); + ret = drm_addmap(dev, 0, sareapage, _DRM_SHM, + _DRM_CONTAINS_LOCK|_DRM_DRIVER, + &master_priv->sarea); + if (ret) { + DRM_ERROR("SAREA setup failed\n"); + return ret; + } + master_priv->sarea_priv = master_priv->sarea->handle + sizeof(struct drm_sarea); + master_priv->sarea_priv->pfCurrentPage = 0; + master->driver_priv = master_priv; + return 0; +} + +void radeon_master_destroy_kms(struct drm_device *dev, + struct drm_master *master) +{ + struct drm_radeon_master_private *master_priv = master->driver_priv; + + if (master_priv == NULL) { + return; + } + if (master_priv->sarea) { + drm_rmmap_locked(dev, master_priv->sarea); + } + drm_free(master_priv, sizeof(*master_priv), DRM_MEM_DRIVER); + master->driver_priv = NULL; +} + + +/* + * 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(DRM_RADEON_CP_INIT, radeon_cp_init_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_START, radeon_cp_start_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_STOP, radeon_cp_stop_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_RESET, radeon_cp_reset_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_CP_IDLE, radeon_cp_idle_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_CP_RESUME, radeon_cp_resume_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_RESET, radeon_engine_reset_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_FULLSCREEN, radeon_fullscreen_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SWAP, radeon_cp_swap_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_CLEAR, radeon_cp_clear_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_VERTEX, radeon_cp_vertex_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_INDICES, radeon_cp_indices_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_TEXTURE, radeon_cp_texture_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_STIPPLE, radeon_cp_stipple_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_INDIRECT, radeon_cp_indirect_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_VERTEX2, radeon_cp_vertex2_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_CMDBUF, radeon_cp_cmdbuf_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GETPARAM, radeon_cp_getparam_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_FLIP, radeon_cp_flip_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_ALLOC, radeon_mem_alloc_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_FREE, radeon_mem_free_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_INIT_HEAP, radeon_mem_init_heap_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), + DRM_IOCTL_DEF(DRM_RADEON_IRQ_EMIT, radeon_irq_emit_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_IRQ_WAIT, radeon_irq_wait_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SETPARAM, radeon_cp_setparam_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SURF_ALLOC, radeon_surface_alloc_kms, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_SURF_FREE, radeon_surface_free_kms, DRM_AUTH), + /* KMS */ + DRM_IOCTL_DEF(DRM_RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_CS, radeon_cs_ioctl, DRM_AUTH), + DRM_IOCTL_DEF(DRM_RADEON_INFO, radeon_info_ioctl, DRM_AUTH), +}; +int radeon_max_kms_ioctl = DRM_ARRAY_SIZE(radeon_ioctls_kms); |