32 	u16 checksum = 0;  in af9035_checksum()  local
36 			checksum += buf[i] << 8;  in af9035_checksum()
38 			checksum += buf[i];  in af9035_checksum()
40 	checksum = ~checksum;  in af9035_checksum()
42 	return checksum;  in af9035_checksum()
53 	u16 checksum, tmp_checksum;  in af9035_ctrl_msg()  local
76 	checksum = af9035_checksum(state->buf, state->buf[0] - 1);  in af9035_ctrl_msg()
77 	state->buf[state->buf[0] - 1] = (checksum >> 8);  in af9035_ctrl_msg()
78 	state->buf[state->buf[0] - 0] = (checksum & 0xff);  in af9035_ctrl_msg()
94 	checksum = af9035_checksum(state->buf, rlen - 2);  in af9035_ctrl_msg()
96 	if (tmp_checksum != checksum) {  in af9035_ctrl_msg()
100 				checksum);  in af9035_ctrl_msg()