hdm_channel
static int try_start_dim_transfer(struct hdm_channel *hdm_ch)
struct hdm_channel *hdm_ch = dev->hch + ch_idx;
struct hdm_channel *const hdm_ch = dev->hch + ch_idx;
struct hdm_channel *hdm_ch = dev->hch + ch_idx;
struct hdm_channel *hdm_ch = dev->hch + ch_idx;
struct hdm_channel *hdm_ch = dev->hch + i;
struct hdm_channel hch[DMA_CHANNELS];