Lines Matching refs:hwhead
4272 u16 hwhead;4277 hwhead = use_dmahead ?4287 sane = (hwhead >= swhead) & (hwhead <= swtail);4290 sane = ((hwhead >= swhead) && (hwhead < cnt)) ||4291 (hwhead <= swtail);4294 sane = (hwhead == swhead);4304 hwhead = swhead;4307 return hwhead;