SR_BSY
err = NCR5380_poll_politely(hostdata, STATUS_REG, SR_BSY, SR_BSY,
if (NCR5380_poll_politely(hostdata, STATUS_REG, SR_REQ | SR_BSY,
SR_REQ | SR_BSY, HZ * can_sleep) < 0)
!(NCR5380_read(STATUS_REG) & SR_BSY)) {
if ((NCR5380_read(STATUS_REG) & (SR_BSY | SR_SEL)) == 0)
{SR_BSY, "BSY"},
for (pass = 1; (NCR5380_read(STATUS_REG) & SR_BSY) && pass <= 6; ++pass) {
STATUS_REG, SR_BSY, 0, 5 * HZ);
(sr & (SR_SEL | SR_IO | SR_BSY | SR_RST)) == (SR_SEL | SR_IO)) {