input/touchscreen/cyttsp4_core.c

88 	int rc;
90 	rc = cyttsp4_adap_read(cd, CY_REG_BASE, si->si_ofs.mode_size,
92 	if (rc < 0)
94 			__func__, rc);
99 	return rc;
105 	int rc;
114 	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(cmd), &cmd);
115 	if (rc < 0)
117 				__func__, rc);
119 	return rc;
125 	int rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(cmd), &cmd);
126 	if (rc < 0) {
129 		return rc;
147 	int rc = cyttsp4_hw_hard_reset(cd);
148 	if (rc == -ENOSYS)
149 		rc = cyttsp4_hw_soft_reset(cd);
150 	return rc;
167 	int rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(si->si_data),
169 	if (rc < 0) {
171 			__func__, rc);
172 		return rc;
197 	return rc;
206 	int rc;
230 	rc = cyttsp4_adap_read(cd, read_offset,
234 	if (rc < 0) {
236 			__func__, rc);
237 		return rc;
253 	rc = cyttsp4_adap_read(cd, read_offset, si->si_ptrs.cydata->mfgid_sz,
255 	if (rc < 0) {
257 			__func__, rc);
258 		return rc;
264 	rc = cyttsp4_adap_read(cd, read_offset,
268 	if (rc < 0) {
270 			__func__, rc);
271 		return rc;
276 	return rc;
283 	int rc;
302 	rc = cyttsp4_adap_read(cd, si->si_ofs.test_ofs, si->si_ofs.test_size,
304 	if (rc < 0) {
306 			__func__, rc);
307 		return rc;
335 	return rc;
342 	int rc;
361 	rc = cyttsp4_adap_read(cd, si->si_ofs.pcfg_ofs, si->si_ofs.pcfg_size,
363 	if (rc < 0) {
365 			__func__, rc);
366 		return rc;
383 	return rc;
394 	int rc;
413 	rc = cyttsp4_adap_read(cd, si->si_ofs.opcfg_ofs, si->si_ofs.opcfg_size,
415 	if (rc < 0) {
417 			__func__, rc);
418 		return rc;
490 	int rc;
501 	rc = cyttsp4_adap_read(cd, si->si_ofs.ddata_ofs, si->si_ofs.ddata_size,
503 	if (rc < 0)
505 			__func__, rc);
510 	return rc;
517 	int rc;
528 	rc = cyttsp4_adap_read(cd, si->si_ofs.mdata_ofs, si->si_ofs.mdata_size,
530 	if (rc < 0)
532 			__func__, rc);
537 	return rc;
547 	int rc = 0;
584 		return rc;
590 	return rc;
686 	int rc;
688 	rc = cyttsp4_si_data_offsets(cd);
689 	if (rc < 0)
690 		return rc;
692 	rc = cyttsp4_si_get_cydata(cd);
693 	if (rc < 0)
694 		return rc;
696 	rc = cyttsp4_si_get_test_data(cd);
697 	if (rc < 0)
698 		return rc;
700 	rc = cyttsp4_si_get_pcfg_data(cd);
701 	if (rc < 0)
702 		return rc;
704 	rc = cyttsp4_si_get_opcfg_data(cd);
705 	if (rc < 0)
706 		return rc;
708 	rc = cyttsp4_si_get_ddata(cd);
709 	if (rc < 0)
710 		return rc;
712 	rc = cyttsp4_si_get_mdata(cd);
713 	if (rc < 0)
714 		return rc;
716 	rc = cyttsp4_si_get_btn_data(cd);
717 	if (rc < 0)
718 		return rc;
720 	rc = cyttsp4_si_get_op_data_ptrs(cd);
721 	if (rc < 0) {
724 		return rc;
730 	rc = cyttsp4_handshake(cd, si->si_data.hst_mode);
731 	if (rc < 0)
736 	return rc;
977 	int rc = 0;
1009 		rc = cyttsp4_adap_read(cd, si->si_ofs.tt_stat_ofs + 1,
1012 		if (rc < 0) {
1014 				__func__, rc);
1026 		rc = 0;
1047 	rc = 0;
1050 	return rc;
1057 	int rc = 0;
1065 		rc = cyttsp4_xy_worker(cd);
1071 	if (rc < 0)
1072 		dev_err(dev, "%s: xy_worker error r=%d\n", __func__, rc);
1074 	return rc;
1084 	int rc;
1104 	rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), mode);
1105 	if (rc) {
1106 		dev_err(cd->dev, "%s: Fail read adapter r=%d\n", __func__, rc);
1219 		rc = cyttsp4_load_status_regs(cd);
1220 		if (rc < 0)
1222 				__func__, rc);
1230 			__func__, mode[0], rc);
1231 	rc = cyttsp4_handshake(cd, mode[0]);
1232 	if (rc < 0)
1234 				__func__, mode[0], rc);
1342 	int rc = 0;
1351 		rc = -ETIME;
1354 	return rc;
1379 	int rc;
1384 	rc = cyttsp4_hw_reset(cd);
1387 	if (rc < 0) {
1388 		dev_err(cd->dev, "%s:Fail hw reset r=%d\n", __func__, rc);
1389 		return rc;
1404 	int rc;
1428 	rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode);
1429 	if (rc < 0) {
1432 			__func__, rc);
1441 	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(mode), &mode);
1443 	if (rc < 0) {
1445 				__func__, rc);
1462 		rc = -EINVAL;
1466 	return rc;
1504 	int rc = 0;
1523 	rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode);
1524 	if (rc) {
1526 		dev_err(cd->dev, "%s: Fail read adapter r=%d\n", __func__, rc);
1533 		rc = -EINVAL;
1538 	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(mode[0]), &mode[0]);
1540 	if (rc) {
1541 		dev_err(cd->dev, "%s: Fail write adapter r=%d\n", __func__, rc);
1548 		rc = cd->cpdata->power(cd->cpdata, 0, cd->dev, &cd->ignore_irq);
1551 		rc = 0;
1553 	if (rc < 0) {
1555 				__func__, rc);
1575 	return rc;
1581 	int rc;
1591 	rc = cyttsp4_reset_and_wait(cd);
1592 	if (rc < 0) {
1593 		dev_err(cd->dev, "%s: Error on h/w reset r=%d\n", __func__, rc);
1605 	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(ldr_exit),
1608 	if (rc < 0) {
1609 		dev_err(cd->dev, "%s: Fail write r=%d\n", __func__, rc);
1615 	rc = cyttsp4_wait_sysinfo_mode(cd);
1616 	if (rc < 0) {
1645 	rc = cyttsp4_get_sysinfo_regs(cd);
1646 	if (rc < 0) {
1647 		dev_err(cd->dev, "%s: failed to get sysinfo regs rc=%d\n",
1648 			__func__, rc);
1654 	rc = cyttsp4_set_mode(cd, CY_MODE_OPERATIONAL);
1655 	if (rc < 0) {
1656 		dev_err(cd->dev, "%s: failed to set mode to operational rc=%d\n",
1657 			__func__, rc);
1678 	return rc;
1683 	int rc;
1689 	rc = cyttsp4_request_exclusive(cd, cd->dev,
1691 	if (rc < 0) {
1697 	rc = cyttsp4_startup_(cd);
1713 	return rc;
1719 	int rc;
1721 	rc = cyttsp4_startup(cd);
1722 	if (rc < 0)
1724 			__func__, rc);
1748 	int rc;
1750 	rc = cyttsp4_request_exclusive(cd, cd->dev,
1752 	if (rc < 0) {
1758 	rc = cyttsp4_core_sleep_(cd);
1765 	return rc;
1771 	int rc;
1787 		rc = cd->cpdata->power(cd->cpdata, 1, dev, &cd->ignore_irq);
1790 		rc = -ENOSYS;
1792 	if (rc < 0) {
1794 				__func__, rc);
1826 	int rc;
1828 	rc = cyttsp4_request_exclusive(cd, cd->dev,
1830 	if (rc < 0) {
1836 	rc = cyttsp4_core_wake_(cd);
1843 	return rc;
1850 	int rc;
1854 	rc = cyttsp4_core_sleep(cd);
1855 	if (rc < 0) {
1866 	int rc;
1870 	rc = cyttsp4_core_wake(cd);
1871 	if (rc < 0) {
1906 	int rc;
1962 	rc = input_register_device(md->input);
1963 	if (rc < 0)
1965 			__func__, rc);
1966 	return rc;
1974 	int rc = 0;
1985 		rc = -ENOSYS;
2001 	rc = cyttsp4_setup_input_device(cd);
2002 	if (rc)
2011 	return rc;
2020 	int rc = 0;
2024 		rc = -ENODEV;
2031 		rc = -ENOMEM;
2038 		rc = -ENOMEM;
2062 		rc = -EINVAL;
2071 		rc = cd->cpdata->init(cd->cpdata, 1, cd->dev);
2074 		rc = 0;
2076 	if (rc < 0)
2077 		dev_err(cd->dev, "%s: HW Init fail r=%d\n", __func__, rc);
2087 	rc = request_threaded_irq(cd->irq, NULL, cyttsp4_irq, irq_flags,
2089 	if (rc < 0) {
2101 	rc = cyttsp4_startup(cd);
2104 	if (rc < 0 && cd->mode == CY_MODE_UNKNOWN) {
2106 			__func__, rc);
2110 	rc = cyttsp4_mt_probe(cd);
2111 	if (rc < 0) {
2136 	return ERR_PTR(rc);