VSE_CVP_MODE_CTRL
altera_read_config_dword(conf, VSE_CVP_MODE_CTRL, &val);
altera_write_config_dword(conf, VSE_CVP_MODE_CTRL, val);
altera_read_config_dword(conf, VSE_CVP_MODE_CTRL, &val);
altera_write_config_dword(conf, VSE_CVP_MODE_CTRL, val);
altera_read_config_dword(conf, VSE_CVP_MODE_CTRL, &val);
altera_write_config_dword(conf, VSE_CVP_MODE_CTRL, val);
altera_read_config_dword(conf, VSE_CVP_MODE_CTRL, &val);
altera_write_config_dword(conf, VSE_CVP_MODE_CTRL, val);
altera_read_config_dword(conf, VSE_CVP_MODE_CTRL, &val);
altera_write_config_dword(conf, VSE_CVP_MODE_CTRL, val);