mixer_drv_data
static const struct mixer_drv_data exynos5420_mxr_drv_data = {
static const struct mixer_drv_data exynos5250_mxr_drv_data = {
static const struct mixer_drv_data exynos4212_mxr_drv_data = {
static const struct mixer_drv_data exynos4210_mxr_drv_data = {
const struct mixer_drv_data *drv;