diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_kms.c | 67 |
1 files changed, 60 insertions, 7 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 04068352ccd2..b1c8ace5f080 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -49,7 +49,7 @@ int radeon_driver_unload_kms(struct drm_device *dev) int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags) { struct radeon_device *rdev; - int r; + int r, acpi_status; rdev = kzalloc(sizeof(struct radeon_device), GFP_KERNEL); if (rdev == NULL) { @@ -77,6 +77,12 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags) dev_err(&dev->pdev->dev, "Fatal error during GPU init\n"); goto out; } + + /* Call ACPI methods */ + acpi_status = radeon_acpi_init(rdev); + if (acpi_status) + dev_dbg(&dev->pdev->dev, "Error during ACPI methods call\n"); + /* Again modeset_init should fail only on fatal error * otherwise it should provide enough functionalities * for shadowfb to run @@ -106,7 +112,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) info = data; value_ptr = (uint32_t *)((unsigned long)info->value); - value = *value_ptr; + if (DRM_COPY_FROM_USER(&value, value_ptr, sizeof(value))) + return -EFAULT; + switch (info->request) { case RADEON_INFO_DEVICE_ID: value = dev->pci_device; @@ -118,24 +126,67 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) value = rdev->num_z_pipes; break; case RADEON_INFO_ACCEL_WORKING: - value = rdev->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) { - value = i; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + value = radeon_crtc->crtc_id; found = 1; break; } } if (!found) { - DRM_DEBUG("unknown crtc id %d\n", value); + 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_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; + } + 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; + } + mutex_lock(&dev->struct_mutex); + if (value == 1) { + /* wants hyper-z */ + if (!rdev->hyperz_filp) + rdev->hyperz_filp = filp; + } else if (value == 0) { + /* revokes hyper-z */ + if (rdev->hyperz_filp == filp) + rdev->hyperz_filp = NULL; + } + value = rdev->hyperz_filp == filp ? 1 : 0; + mutex_unlock(&dev->struct_mutex); + break; default: - DRM_DEBUG("Invalid request %d\n", info->request); + DRM_DEBUG_KMS("Invalid request %d\n", info->request); return -EINVAL; } if (DRM_COPY_TO_USER(value_ptr, &value, sizeof(uint32_t))) { @@ -173,9 +224,11 @@ void radeon_driver_postclose_kms(struct drm_device *dev, 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; } - /* * VBlank related functions. */ |