diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_kms.c | 74 |
1 files changed, 21 insertions, 53 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index dce09ada32b..ba128621057 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -54,12 +54,23 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags) 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) { - DRM_ERROR("Failed to initialize radeon, disabling IOCTL\n"); - radeon_device_fini(rdev); - kfree(rdev); - dev->dev_private = NULL; + DRM_ERROR("Fatal error while trying to initialize radeon.\n"); + return r; + } + /* 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) { return r; } return 0; @@ -69,6 +80,9 @@ int radeon_driver_unload_kms(struct drm_device *dev) { struct radeon_device *rdev = dev->dev_private; + if (rdev == NULL) + return 0; + radeon_modeset_fini(rdev); radeon_device_fini(rdev); kfree(rdev); dev->dev_private = NULL; @@ -98,6 +112,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) case RADEON_INFO_NUM_Z_PIPES: value = rdev->num_z_pipes; break; + case RADEON_INFO_ACCEL_WORKING: + value = rdev->accel_working; + break; default: DRM_DEBUG("Invalid request %d\n", info->request); return -EINVAL; @@ -184,55 +201,6 @@ void radeon_disable_vblank_kms(struct drm_device *dev, int crtc) /* - * 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 = kzalloc(sizeof(*master_priv), GFP_KERNEL); - 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, - &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); - } - kfree(master_priv); - master->driver_priv = NULL; -} - - -/* * IOCTL. */ int radeon_dma_ioctl_kms(struct drm_device *dev, void *data, |