79 	int rc;  in __put_scom()  local
82 	rc = fsi_device_write(scom_dev->fsi_dev, SCOM_DATA0_REG, &data,  in __put_scom()
84 	if (rc)  in __put_scom()
85 		return rc;  in __put_scom()
88 	rc = fsi_device_write(scom_dev->fsi_dev, SCOM_DATA1_REG, &data,  in __put_scom()
90 	if (rc)  in __put_scom()
91 		return rc;  in __put_scom()
94 	rc = fsi_device_write(scom_dev->fsi_dev, SCOM_CMD_REG, &data,  in __put_scom()
96 	if (rc)  in __put_scom()
97 		return rc;  in __put_scom()
98 	rc = fsi_device_read(scom_dev->fsi_dev, SCOM_STATUS_REG, &raw_status,  in __put_scom()
100 	if (rc)  in __put_scom()
101 		return rc;  in __put_scom()
111 	int rc;  in __get_scom()  local
116 	rc = fsi_device_write(scom_dev->fsi_dev, SCOM_CMD_REG, &data,  in __get_scom()
118 	if (rc)  in __get_scom()
119 		return rc;  in __get_scom()
120 	rc = fsi_device_read(scom_dev->fsi_dev, SCOM_STATUS_REG, &raw_status,  in __get_scom()
122 	if (rc)  in __get_scom()
123 		return rc;  in __get_scom()
129 	rc = fsi_device_read(scom_dev->fsi_dev, SCOM_DATA0_REG, &data,  in __get_scom()
131 	if (rc)  in __get_scom()
132 		return rc;  in __get_scom()
134 	rc = fsi_device_read(scom_dev->fsi_dev, SCOM_DATA1_REG, &data,  in __get_scom()
136 	if (rc)  in __get_scom()
137 		return rc;  in __get_scom()
141 	return rc;  in __get_scom()
148 	int rc, retries, err = 0;  in put_indirect_scom_form0()  local
155 	rc = __put_scom(scom, ind_data, ind_addr, status);  in put_indirect_scom_form0()
156 	if (rc || (*status & SCOM_STATUS_ANY_ERR))  in put_indirect_scom_form0()
157 		return rc;  in put_indirect_scom_form0()
160 		rc = __get_scom(scom, &ind_data, addr, status);  in put_indirect_scom_form0()
161 		if (rc || (*status & SCOM_STATUS_ANY_ERR))  in put_indirect_scom_form0()
162 			return rc;  in put_indirect_scom_form0()
171 	return rc;  in put_indirect_scom_form0()
191 	int rc, retries, err = 0;  in get_indirect_scom_form0()  local
195 	rc = __put_scom(scom, ind_data, ind_addr, status);  in get_indirect_scom_form0()
196 	if (rc || (*status & SCOM_STATUS_ANY_ERR))  in get_indirect_scom_form0()
197 		return rc;  in get_indirect_scom_form0()
200 		rc = __get_scom(scom, &ind_data, addr, status);  in get_indirect_scom_form0()
201 		if (rc || (*status & SCOM_STATUS_ANY_ERR))  in get_indirect_scom_form0()
202 			return rc;  in get_indirect_scom_form0()
213 	return rc;  in get_indirect_scom_form0()
288 	int rc, retries;  in put_scom()  local
291 		rc = raw_put_scom(scom, value, addr, &status);  in put_scom()
292 		if (rc) {  in put_scom()
294 			if (rc != -ENODEV && retries == 0) {  in put_scom()
297 				rc = -EBUSY;  in put_scom()
299 				return rc;  in put_scom()
301 			rc = handle_fsi2pib_status(scom, status);  in put_scom()
302 		if (rc && rc != -EBUSY)  in put_scom()
304 		if (rc == 0) {  in put_scom()
305 			rc = handle_pib_status(scom,  in put_scom()
308 			if (rc && rc != -EBUSY)  in put_scom()
311 		if (rc == 0)  in put_scom()
315 	return rc;  in put_scom()
322 	int rc, retries;  in get_scom()  local
325 		rc = raw_get_scom(scom, value, addr, &status);  in get_scom()
326 		if (rc) {  in get_scom()
328 			if (rc != -ENODEV && retries == 0) {  in get_scom()
331 				rc = -EBUSY;  in get_scom()
333 				return rc;  in get_scom()
335 			rc = handle_fsi2pib_status(scom, status);  in get_scom()
336 		if (rc && rc != -EBUSY)  in get_scom()
338 		if (rc == 0) {  in get_scom()
339 			rc = handle_pib_status(scom,  in get_scom()
342 			if (rc && rc != -EBUSY)  in get_scom()
345 		if (rc == 0)  in get_scom()
349 	return rc;  in get_scom()
358 	int rc;  in scom_read()  local
365 		rc = -ENODEV;  in scom_read()
367 		rc = get_scom(scom, &val, *offset);  in scom_read()
369 	if (rc) {  in scom_read()
370 		dev_dbg(dev, "get_scom fail:%d\n", rc);  in scom_read()
371 		return rc;  in scom_read()
374 	rc = copy_to_user(buf, &val, len);  in scom_read()
375 	if (rc)  in scom_read()
376 		dev_dbg(dev, "copy to user failed:%d\n", rc);  in scom_read()
378 	return rc ? rc : len;  in scom_read()
384 	int rc;  in scom_write()  local
392 	rc = copy_from_user(&val, buf, len);  in scom_write()
393 	if (rc) {  in scom_write()
394 		dev_dbg(dev, "copy from user failed:%d\n", rc);  in scom_write()
400 		rc = -ENODEV;  in scom_write()
402 		rc = put_scom(scom, val, *offset);  in scom_write()
404 	if (rc) {  in scom_write()
405 		dev_dbg(dev, "put_scom failed with:%d\n", rc);  in scom_write()
406 		return rc;  in scom_write()
447 	int rc;  in scom_raw_read()  local
452 	rc = raw_get_scom(scom, &acc.data, acc.addr, &status);  in scom_raw_read()
453 	if (rc)  in scom_raw_read()
454 		return rc;  in scom_raw_read()
466 	int rc;  in scom_raw_write()  local
472 		rc = raw_get_scom(scom, &prev_data, acc.addr, &status);  in scom_raw_write()
473 		if (rc)  in scom_raw_write()
474 			return rc;  in scom_raw_write()
482 	rc = raw_put_scom(scom, data, acc.addr, &status);  in scom_raw_write()
483 	if (rc)  in scom_raw_write()
484 		return rc;  in scom_raw_write()
495 	int rc = 0;  in scom_reset()  local
500 		rc = fsi_device_write(scom->fsi_dev, SCOM_PIB_RESET_REG, &dummy,  in scom_reset()
502 	if (!rc && (flags & (SCOM_RESET_PIB | SCOM_RESET_INTF)))  in scom_reset()
503 		rc = fsi_device_write(scom->fsi_dev, SCOM_FSI2PIB_RESET_REG, &dummy,  in scom_reset()
505 	return rc;  in scom_reset()
518 	int rc = -ENOTTY;  in scom_ioctl()  local
527 		rc = scom_check(scom, argp);  in scom_ioctl()
530 		rc = scom_raw_read(scom, argp);  in scom_ioctl()
533 		rc = scom_raw_write(scom, argp);  in scom_ioctl()
536 		rc = scom_reset(scom, argp);  in scom_ioctl()
540 	return rc;  in scom_ioctl()
573 	int rc, didx;  in scom_probe()  local
595 	rc = fsi_get_new_minor(fsi_dev, fsi_dev_scom, &scom->dev.devt, &didx);  in scom_probe()
596 	if (rc)  in scom_probe()
601 	rc = cdev_device_add(&scom->cdev, &scom->dev);  in scom_probe()
602 	if (rc) {  in scom_probe()
604 			rc, dev_name(&scom->dev));  in scom_probe()
613 	return rc;  in scom_probe()