diff options
Diffstat (limited to 'drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c')
| -rw-r--r-- | drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c b/drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c index bf96072d1b97..7326e1758bac 100644 --- a/drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c +++ b/drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c @@ -276,61 +276,6 @@ struct backlight_device *tinydrm_of_find_backlight(struct device *dev) } EXPORT_SYMBOL(tinydrm_of_find_backlight); -/** - * tinydrm_enable_backlight - Enable backlight helper - * @backlight: Backlight device - * - * Returns: - * Zero on success, negative error code on failure. - */ -int tinydrm_enable_backlight(struct backlight_device *backlight) -{ - unsigned int old_state; - int ret; - - if (!backlight) - return 0; - - old_state = backlight->props.state; - backlight->props.state &= ~BL_CORE_FBBLANK; - DRM_DEBUG_KMS("Backlight state: 0x%x -> 0x%x\n", old_state, - backlight->props.state); - - ret = backlight_update_status(backlight); - if (ret) - DRM_ERROR("Failed to enable backlight %d\n", ret); - - return ret; -} -EXPORT_SYMBOL(tinydrm_enable_backlight); - -/** - * tinydrm_disable_backlight - Disable backlight helper - * @backlight: Backlight device - * - * Returns: - * Zero on success, negative error code on failure. - */ -int tinydrm_disable_backlight(struct backlight_device *backlight) -{ - unsigned int old_state; - int ret; - - if (!backlight) - return 0; - - old_state = backlight->props.state; - backlight->props.state |= BL_CORE_FBBLANK; - DRM_DEBUG_KMS("Backlight state: 0x%x -> 0x%x\n", old_state, - backlight->props.state); - ret = backlight_update_status(backlight); - if (ret) - DRM_ERROR("Failed to disable backlight %d\n", ret); - - return ret; -} -EXPORT_SYMBOL(tinydrm_disable_backlight); - #if IS_ENABLED(CONFIG_SPI) /** |