Lines Matching refs:hwhead
4301 u16 hwhead;4306 hwhead = use_dmahead ?4316 sane = (hwhead >= swhead) & (hwhead <= swtail);4319 sane = ((hwhead >= swhead) && (hwhead < cnt)) ||4320 (hwhead <= swtail);4323 sane = (hwhead == swhead);4333 hwhead = swhead;4336 return hwhead;