diff options
Diffstat (limited to 'drivers/media/video/m5mols/m5mols_core.c')
| -rw-r--r-- | drivers/media/video/m5mols/m5mols_core.c | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/media/video/m5mols/m5mols_core.c b/drivers/media/video/m5mols/m5mols_core.c index 049b8ee1138d..9966d2e687f6 100644 --- a/drivers/media/video/m5mols/m5mols_core.c +++ b/drivers/media/video/m5mols/m5mols_core.c @@ -611,26 +611,25 @@ static struct v4l2_subdev_pad_ops m5mols_pad_ops = { }; /** - * m5mols_sync_controls - Apply default scene mode and the current controls + * m5mols_restore_controls - Apply current control values to the registers * - * This is used only streaming for syncing between v4l2_ctrl framework and - * m5mols's controls. First, do the scenemode to the sensor, then call - * v4l2_ctrl_handler_setup. It can be same between some commands and - * the scenemode's in the default v4l2_ctrls. But, such commands of control - * should be prior to the scenemode's one. + * m5mols_do_scenemode() handles all parameters for which there is yet no + * individual control. It should be replaced at some point by setting each + * control individually, in required register set up order. */ -int m5mols_sync_controls(struct m5mols_info *info) +int m5mols_restore_controls(struct m5mols_info *info) { - int ret = -EINVAL; + int ret; - if (!is_ctrl_synced(info)) { - ret = m5mols_do_scenemode(info, REG_SCENE_NORMAL); - if (ret) - return ret; + if (info->ctrl_sync) + return 0; - v4l2_ctrl_handler_setup(&info->handle); - info->ctrl_sync = 1; - } + ret = m5mols_do_scenemode(info, REG_SCENE_NORMAL); + if (ret) + return ret; + + ret = v4l2_ctrl_handler_setup(&info->handle); + info->ctrl_sync = !ret; return ret; } @@ -654,7 +653,7 @@ static int m5mols_start_monitor(struct m5mols_info *info) if (!ret) ret = m5mols_mode(info, REG_MONITOR); if (!ret) - ret = m5mols_sync_controls(info); + ret = m5mols_restore_controls(info); return ret; } |