Lines Matching refs:bd_head
844 * The bd_head field points to the index of the BD to be read. It's also the
849 * example above at t=1, bd_head=1 and pcm_head=1 while pcm_filled=5:
854 * bd_head (=1) --^ ^-- next to fill (= bd_head)
872 int idx = intelhaddata->bd_head;
884 intelhaddata->bd_head++;
885 intelhaddata->bd_head %= intelhaddata->num_bds;
913 intelhaddata->bd_head = 0;
924 intelhaddata->bd_head = 0; /* reset at head again before starting */
955 AUD_BUF_LEN(intelhaddata->bd_head),