Lines Matching defs:ack
149 * 0 if the device did not ack
156 int ack;
181 "i2c_outb: 0x%02x, timeout at ack\n", (int)c);
185 /* read ack: SDA should be pulled down by slave, or it may
188 ack = !getsda(adap); /* ack: sda is pulled low -> success */
190 ack ? "A" : "NA");
193 return ack;
405 if (is_ack) /* send ack */
409 dev_err(&i2c_adap->dev, "readbytes: ack/nak timeout\n");
457 ? "(no ack/nak)"
473 * 0 everything went okay, the chip ack'ed, or IGNORE_NAK flag was set
502 /* the chip did not ack / xmission error occurred */