32 static int frpw_read_regr(struct pi_adapter *pi, int cont, int regr)  in frpw_read_regr()  argument
47 static void frpw_write_regr(struct pi_adapter *pi, int cont, int regr, int val)  in frpw_write_regr()  argument
56 static void frpw_read_block_int(struct pi_adapter *pi, char *buf, int count,  in frpw_read_block_int()  argument
61 	switch (pi->mode) {  in frpw_read_block_int()
126 static void frpw_read_block(struct pi_adapter *pi, char *buf, int count)  in frpw_read_block()  argument
128 	frpw_read_block_int(pi, buf, count, 0x08);  in frpw_read_block()
131 static void frpw_write_block(struct pi_adapter *pi, char *buf, int count)  in frpw_write_block()  argument
135 	switch (pi->mode) {  in frpw_write_block()
170 static void frpw_connect(struct pi_adapter *pi)  in frpw_connect()  argument
172 	pi->saved_r0 = r0();  in frpw_connect()
173 	pi->saved_r2 = r2();  in frpw_connect()
177 static void frpw_disconnect(struct pi_adapter *pi)  in frpw_disconnect()  argument
180 	w0(pi->saved_r0);  in frpw_disconnect()
181 	w2(pi->saved_r2);  in frpw_disconnect()
189 static int frpw_test_pnp(struct pi_adapter *pi)  in frpw_test_pnp()  argument
198 	olddelay = pi->delay;  in frpw_test_pnp()
199 	pi->delay = 10;  in frpw_test_pnp()
201 	pi->saved_r0 = r0();  in frpw_test_pnp()
202         pi->saved_r2 = r2();  in frpw_test_pnp()
208 	pi->delay = olddelay;  in frpw_test_pnp()
209         w0(pi->saved_r0);  in frpw_test_pnp()
210         w2(pi->saved_r2);  in frpw_test_pnp()
216  * We use the pi->private to remember the result of the PNP test.
219 static int frpw_test_proto(struct pi_adapter *pi)  in frpw_test_proto()  argument
225 	if ((pi->private >> 1) != pi->port)  in frpw_test_proto()
226 		pi->private = frpw_test_pnp(pi) + 2*pi->port;  in frpw_test_proto()
228 	if (((pi->private & 0x1) == 0) && (pi->mode > 2)) {  in frpw_test_proto()
229 		dev_dbg(&pi->dev,  in frpw_test_proto()
230 			"frpw: Xilinx does not support mode %d\n", pi->mode);  in frpw_test_proto()
234 	if (((pi->private & 0x1) == 1) && (pi->mode == 2)) {  in frpw_test_proto()
235 		dev_dbg(&pi->dev, "frpw: ASIC does not support mode 2\n");  in frpw_test_proto()
239 	frpw_connect(pi);  in frpw_test_proto()
241 		frpw_write_regr(pi, 0, 6, 0xa0 + j * 0x10);  in frpw_test_proto()
243 			frpw_write_regr(pi, 0, 2, k ^ 0xaa);  in frpw_test_proto()
244 			frpw_write_regr(pi, 0, 3, k ^ 0x55);  in frpw_test_proto()
245 			if (frpw_read_regr(pi, 0, 2) != (k ^ 0xaa))  in frpw_test_proto()
249 	frpw_disconnect(pi);  in frpw_test_proto()
251 	frpw_connect(pi);  in frpw_test_proto()
252 	frpw_read_block_int(pi, scratch, 512, 0x10);  in frpw_test_proto()
258 	frpw_disconnect(pi);  in frpw_test_proto()
260 	dev_dbg(&pi->dev,  in frpw_test_proto()
262 		pi->port, (pi->private%2), pi->mode, e[0], e[1], r);  in frpw_test_proto()
267 static void frpw_log_adapter(struct pi_adapter *pi)  in frpw_log_adapter()  argument
272 	dev_info(&pi->dev,  in frpw_log_adapter()
274 		 ((pi->private & 0x1) == 0) ? "Xilinx" : "ASIC",  in frpw_log_adapter()
275 		 pi->port, pi->mode, mode[pi->mode], pi->delay);  in frpw_log_adapter()