diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_kms.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index dce09ada32b..709bd892b3a 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; |