Lines Matching refs:cd
80 static int cyttsp4_load_status_regs(struct cyttsp4 *cd) in cyttsp4_load_status_regs() argument
82 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_load_status_regs()
83 struct device *dev = cd->dev; in cyttsp4_load_status_regs()
86 rc = cyttsp4_adap_read(cd, CY_REG_BASE, si->si_ofs.mode_size, in cyttsp4_load_status_regs()
92 cyttsp4_pr_buf(dev, cd->pr_buf, si->xy_mode, in cyttsp4_load_status_regs()
98 static int cyttsp4_handshake(struct cyttsp4 *cd, u8 mode) in cyttsp4_handshake() argument
110 rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(cmd), &cmd); in cyttsp4_handshake()
112 dev_err(cd->dev, "%s: bus write fail on handshake (ret=%d)\n", in cyttsp4_handshake()
118 static int cyttsp4_hw_soft_reset(struct cyttsp4 *cd) in cyttsp4_hw_soft_reset() argument
121 int rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(cmd), &cmd); in cyttsp4_hw_soft_reset()
123 dev_err(cd->dev, "%s: FAILED to execute SOFT reset\n", in cyttsp4_hw_soft_reset()
130 static int cyttsp4_hw_hard_reset(struct cyttsp4 *cd) in cyttsp4_hw_hard_reset() argument
132 if (cd->cpdata->xres) { in cyttsp4_hw_hard_reset()
133 cd->cpdata->xres(cd->cpdata, cd->dev); in cyttsp4_hw_hard_reset()
134 dev_dbg(cd->dev, "%s: execute HARD reset\n", __func__); in cyttsp4_hw_hard_reset()
137 dev_err(cd->dev, "%s: FAILED to execute HARD reset\n", __func__); in cyttsp4_hw_hard_reset()
141 static int cyttsp4_hw_reset(struct cyttsp4 *cd) in cyttsp4_hw_reset() argument
143 int rc = cyttsp4_hw_hard_reset(cd); in cyttsp4_hw_reset()
145 rc = cyttsp4_hw_soft_reset(cd); in cyttsp4_hw_reset()
160 static int cyttsp4_si_data_offsets(struct cyttsp4 *cd) in cyttsp4_si_data_offsets() argument
162 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_data_offsets()
163 int rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(si->si_data), in cyttsp4_si_data_offsets()
166 dev_err(cd->dev, "%s: fail read sysinfo data offsets r=%d\n", in cyttsp4_si_data_offsets()
172 cyttsp4_pr_buf(cd->dev, cd->pr_buf, (u8 *)&si->si_data, in cyttsp4_si_data_offsets()
196 static int cyttsp4_si_get_cydata(struct cyttsp4 *cd) in cyttsp4_si_get_cydata() argument
198 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_cydata()
205 dev_err(cd->dev, in cyttsp4_si_get_cydata()
212 dev_dbg(cd->dev, "%s: cydata size: %zd\n", __func__, in cyttsp4_si_get_cydata()
217 dev_err(cd->dev, "%s: failed to allocate cydata memory\n", in cyttsp4_si_get_cydata()
226 rc = cyttsp4_adap_read(cd, read_offset, in cyttsp4_si_get_cydata()
231 dev_err(cd->dev, "%s: fail read cydata r=%d\n", in cyttsp4_si_get_cydata()
240 dev_err(cd->dev, "%s: mismatch in MFGID size, reported:%d calculated:%d\n", in cyttsp4_si_get_cydata()
249 rc = cyttsp4_adap_read(cd, read_offset, si->si_ptrs.cydata->mfgid_sz, in cyttsp4_si_get_cydata()
252 dev_err(cd->dev, "%s: fail read cydata r=%d\n", in cyttsp4_si_get_cydata()
260 rc = cyttsp4_adap_read(cd, read_offset, in cyttsp4_si_get_cydata()
265 dev_err(cd->dev, "%s: fail read cydata r=%d\n", in cyttsp4_si_get_cydata()
270 cyttsp4_pr_buf(cd->dev, cd->pr_buf, (u8 *)si->si_ptrs.cydata, in cyttsp4_si_get_cydata()
275 static int cyttsp4_si_get_test_data(struct cyttsp4 *cd) in cyttsp4_si_get_test_data() argument
277 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_test_data()
282 dev_err(cd->dev, in cyttsp4_si_get_test_data()
292 dev_err(cd->dev, "%s: failed to allocate test memory\n", in cyttsp4_si_get_test_data()
298 rc = cyttsp4_adap_read(cd, si->si_ofs.test_ofs, si->si_ofs.test_size, in cyttsp4_si_get_test_data()
301 dev_err(cd->dev, "%s: fail read test data r=%d\n", in cyttsp4_si_get_test_data()
306 cyttsp4_pr_buf(cd->dev, cd->pr_buf, in cyttsp4_si_get_test_data()
311 dev_info(cd->dev, "%s: %s codel=%02X\n", in cyttsp4_si_get_test_data()
317 dev_info(cd->dev, "%s: %s codel=%02X\n", __func__, in cyttsp4_si_get_test_data()
323 dev_info(cd->dev, "%s: %s codel=%02X\n", in cyttsp4_si_get_test_data()
327 dev_info(cd->dev, "%s: SCANNING is %s codel=%02X\n", in cyttsp4_si_get_test_data()
334 static int cyttsp4_si_get_pcfg_data(struct cyttsp4 *cd) in cyttsp4_si_get_pcfg_data() argument
336 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_pcfg_data()
341 dev_err(cd->dev, in cyttsp4_si_get_pcfg_data()
351 dev_err(cd->dev, "%s: failed to allocate pcfg memory\n", in cyttsp4_si_get_pcfg_data()
357 rc = cyttsp4_adap_read(cd, si->si_ofs.pcfg_ofs, si->si_ofs.pcfg_size, in cyttsp4_si_get_pcfg_data()
360 dev_err(cd->dev, "%s: fail read pcfg data r=%d\n", in cyttsp4_si_get_pcfg_data()
376 cyttsp4_pr_buf(cd->dev, cd->pr_buf, in cyttsp4_si_get_pcfg_data()
382 static int cyttsp4_si_get_opcfg_data(struct cyttsp4 *cd) in cyttsp4_si_get_opcfg_data() argument
384 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_opcfg_data()
393 dev_err(cd->dev, in cyttsp4_si_get_opcfg_data()
403 dev_err(cd->dev, "%s: failed to allocate opcfg memory\n", in cyttsp4_si_get_opcfg_data()
409 rc = cyttsp4_adap_read(cd, si->si_ofs.opcfg_ofs, si->si_ofs.opcfg_size, in cyttsp4_si_get_opcfg_data()
412 dev_err(cd->dev, "%s: fail read opcfg data r=%d\n", in cyttsp4_si_get_opcfg_data()
460 dev_dbg(cd->dev, "%s: tch_rec_%s\n", __func__, in cyttsp4_si_get_opcfg_data()
462 dev_dbg(cd->dev, "%s: ofs =%2zd\n", __func__, in cyttsp4_si_get_opcfg_data()
464 dev_dbg(cd->dev, "%s: siz =%2zd\n", __func__, in cyttsp4_si_get_opcfg_data()
466 dev_dbg(cd->dev, "%s: max =%2zd\n", __func__, in cyttsp4_si_get_opcfg_data()
468 dev_dbg(cd->dev, "%s: bofs=%2zd\n", __func__, in cyttsp4_si_get_opcfg_data()
476 cyttsp4_pr_buf(cd->dev, cd->pr_buf, (u8 *)si->si_ptrs.opcfg, in cyttsp4_si_get_opcfg_data()
482 static int cyttsp4_si_get_ddata(struct cyttsp4 *cd) in cyttsp4_si_get_ddata() argument
484 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_ddata()
492 dev_err(cd->dev, "%s: fail alloc ddata memory\n", __func__); in cyttsp4_si_get_ddata()
497 rc = cyttsp4_adap_read(cd, si->si_ofs.ddata_ofs, si->si_ofs.ddata_size, in cyttsp4_si_get_ddata()
500 dev_err(cd->dev, "%s: fail read ddata data r=%d\n", in cyttsp4_si_get_ddata()
503 cyttsp4_pr_buf(cd->dev, cd->pr_buf, in cyttsp4_si_get_ddata()
509 static int cyttsp4_si_get_mdata(struct cyttsp4 *cd) in cyttsp4_si_get_mdata() argument
511 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_mdata()
519 dev_err(cd->dev, "%s: fail alloc mdata memory\n", __func__); in cyttsp4_si_get_mdata()
524 rc = cyttsp4_adap_read(cd, si->si_ofs.mdata_ofs, si->si_ofs.mdata_size, in cyttsp4_si_get_mdata()
527 dev_err(cd->dev, "%s: fail read mdata data r=%d\n", in cyttsp4_si_get_mdata()
530 cyttsp4_pr_buf(cd->dev, cd->pr_buf, in cyttsp4_si_get_mdata()
536 static int cyttsp4_si_get_btn_data(struct cyttsp4 *cd) in cyttsp4_si_get_btn_data() argument
538 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_btn_data()
552 dev_err(cd->dev, "%s: %s\n", __func__, in cyttsp4_si_get_btn_data()
558 if (cd->cpdata->sett[CY_IC_GRPNUM_BTN_KEYS] == NULL) in cyttsp4_si_get_btn_data()
560 else if (cd->cpdata->sett[CY_IC_GRPNUM_BTN_KEYS]->data == NULL) in cyttsp4_si_get_btn_data()
563 num_defined_keys = cd->cpdata->sett in cyttsp4_si_get_btn_data()
568 key_table = (u16 *)cd->cpdata->sett in cyttsp4_si_get_btn_data()
589 static int cyttsp4_si_get_op_data_ptrs(struct cyttsp4 *cd) in cyttsp4_si_get_op_data_ptrs() argument
591 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_get_op_data_ptrs()
614 static void cyttsp4_si_put_log_data(struct cyttsp4 *cd) in cyttsp4_si_put_log_data() argument
616 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_si_put_log_data()
617 dev_dbg(cd->dev, "%s: cydata_ofs =%4zd siz=%4zd\n", __func__, in cyttsp4_si_put_log_data()
619 dev_dbg(cd->dev, "%s: test_ofs =%4zd siz=%4zd\n", __func__, in cyttsp4_si_put_log_data()
621 dev_dbg(cd->dev, "%s: pcfg_ofs =%4zd siz=%4zd\n", __func__, in cyttsp4_si_put_log_data()
623 dev_dbg(cd->dev, "%s: opcfg_ofs =%4zd siz=%4zd\n", __func__, in cyttsp4_si_put_log_data()
625 dev_dbg(cd->dev, "%s: ddata_ofs =%4zd siz=%4zd\n", __func__, in cyttsp4_si_put_log_data()
627 dev_dbg(cd->dev, "%s: mdata_ofs =%4zd siz=%4zd\n", __func__, in cyttsp4_si_put_log_data()
630 dev_dbg(cd->dev, "%s: cmd_ofs =%4zd\n", __func__, in cyttsp4_si_put_log_data()
632 dev_dbg(cd->dev, "%s: rep_ofs =%4zd\n", __func__, in cyttsp4_si_put_log_data()
634 dev_dbg(cd->dev, "%s: rep_sz =%4zd\n", __func__, in cyttsp4_si_put_log_data()
636 dev_dbg(cd->dev, "%s: num_btns =%4zd\n", __func__, in cyttsp4_si_put_log_data()
638 dev_dbg(cd->dev, "%s: num_btn_regs =%4zd\n", __func__, in cyttsp4_si_put_log_data()
640 dev_dbg(cd->dev, "%s: tt_stat_ofs =%4zd\n", __func__, in cyttsp4_si_put_log_data()
642 dev_dbg(cd->dev, "%s: tch_rec_size =%4zd\n", __func__, in cyttsp4_si_put_log_data()
644 dev_dbg(cd->dev, "%s: max_tchs =%4zd\n", __func__, in cyttsp4_si_put_log_data()
646 dev_dbg(cd->dev, "%s: mode_size =%4zd\n", __func__, in cyttsp4_si_put_log_data()
648 dev_dbg(cd->dev, "%s: data_size =%4zd\n", __func__, in cyttsp4_si_put_log_data()
650 dev_dbg(cd->dev, "%s: map_sz =%4zd\n", __func__, in cyttsp4_si_put_log_data()
653 dev_dbg(cd->dev, "%s: btn_rec_size =%2zd\n", __func__, in cyttsp4_si_put_log_data()
655 dev_dbg(cd->dev, "%s: btn_diff_ofs =%2zd\n", __func__, in cyttsp4_si_put_log_data()
657 dev_dbg(cd->dev, "%s: btn_diff_size =%2zd\n", __func__, in cyttsp4_si_put_log_data()
660 dev_dbg(cd->dev, "%s: max_x = 0x%04zX (%zd)\n", __func__, in cyttsp4_si_put_log_data()
662 dev_dbg(cd->dev, "%s: x_origin = %zd (%s)\n", __func__, in cyttsp4_si_put_log_data()
666 dev_dbg(cd->dev, "%s: max_y = 0x%04zX (%zd)\n", __func__, in cyttsp4_si_put_log_data()
668 dev_dbg(cd->dev, "%s: y_origin = %zd (%s)\n", __func__, in cyttsp4_si_put_log_data()
672 dev_dbg(cd->dev, "%s: max_p = 0x%04zX (%zd)\n", __func__, in cyttsp4_si_put_log_data()
675 dev_dbg(cd->dev, "%s: xy_mode=%p xy_data=%p\n", __func__, in cyttsp4_si_put_log_data()
679 static int cyttsp4_get_sysinfo_regs(struct cyttsp4 *cd) in cyttsp4_get_sysinfo_regs() argument
681 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_get_sysinfo_regs()
684 rc = cyttsp4_si_data_offsets(cd); in cyttsp4_get_sysinfo_regs()
688 rc = cyttsp4_si_get_cydata(cd); in cyttsp4_get_sysinfo_regs()
692 rc = cyttsp4_si_get_test_data(cd); in cyttsp4_get_sysinfo_regs()
696 rc = cyttsp4_si_get_pcfg_data(cd); in cyttsp4_get_sysinfo_regs()
700 rc = cyttsp4_si_get_opcfg_data(cd); in cyttsp4_get_sysinfo_regs()
704 rc = cyttsp4_si_get_ddata(cd); in cyttsp4_get_sysinfo_regs()
708 rc = cyttsp4_si_get_mdata(cd); in cyttsp4_get_sysinfo_regs()
712 rc = cyttsp4_si_get_btn_data(cd); in cyttsp4_get_sysinfo_regs()
716 rc = cyttsp4_si_get_op_data_ptrs(cd); in cyttsp4_get_sysinfo_regs()
718 dev_err(cd->dev, "%s: failed to get_op_data\n", in cyttsp4_get_sysinfo_regs()
723 cyttsp4_si_put_log_data(cd); in cyttsp4_get_sysinfo_regs()
726 rc = cyttsp4_handshake(cd, si->si_data.hst_mode); in cyttsp4_get_sysinfo_regs()
728 dev_err(cd->dev, "%s: handshake fail on sysinfo reg\n", in cyttsp4_get_sysinfo_regs()
735 static void cyttsp4_queue_startup_(struct cyttsp4 *cd) in cyttsp4_queue_startup_() argument
737 if (cd->startup_state == STARTUP_NONE) { in cyttsp4_queue_startup_()
738 cd->startup_state = STARTUP_QUEUED; in cyttsp4_queue_startup_()
739 schedule_work(&cd->startup_work); in cyttsp4_queue_startup_()
740 dev_dbg(cd->dev, "%s: cyttsp4_startup queued\n", __func__); in cyttsp4_queue_startup_()
742 dev_dbg(cd->dev, "%s: startup_state = %d\n", __func__, in cyttsp4_queue_startup_()
743 cd->startup_state); in cyttsp4_queue_startup_()
964 static int cyttsp4_xy_worker(struct cyttsp4 *cd) in cyttsp4_xy_worker() argument
966 struct cyttsp4_mt_data *md = &cd->md; in cyttsp4_xy_worker()
1006 rc = cyttsp4_adap_read(cd, si->si_ofs.tt_stat_ofs + 1, in cyttsp4_xy_worker()
1017 cyttsp4_pr_buf(dev, cd->pr_buf, si->xy_data, num_cur_tch * in cyttsp4_xy_worker()
1050 static int cyttsp4_mt_attention(struct cyttsp4 *cd) in cyttsp4_mt_attention() argument
1052 struct device *dev = cd->dev; in cyttsp4_mt_attention()
1053 struct cyttsp4_mt_data *md = &cd->md; in cyttsp4_mt_attention()
1062 rc = cyttsp4_xy_worker(cd); in cyttsp4_mt_attention()
1076 struct cyttsp4 *cd = handle; in cyttsp4_irq() local
1077 struct device *dev = cd->dev; in cyttsp4_irq()
1079 u8 cmd_ofs = cd->sysinfo.si_ofs.cmd_ofs; in cyttsp4_irq()
1088 if (atomic_read(&cd->ignore_irq)) { in cyttsp4_irq()
1093 dev_dbg(dev, "%s int:0x%x\n", __func__, cd->int_status); in cyttsp4_irq()
1095 mutex_lock(&cd->system_lock); in cyttsp4_irq()
1098 if (cd->sleep_state == SS_SLEEP_ON || cd->sleep_state == SS_SLEEPING) in cyttsp4_irq()
1101 rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), mode); in cyttsp4_irq()
1103 dev_err(cd->dev, "%s: Fail read adapter r=%d\n", __func__, rc); in cyttsp4_irq()
1112 if (cd->mode == CY_MODE_BOOTLOADER) { in cyttsp4_irq()
1114 wake_up(&cd->wait_q); in cyttsp4_irq()
1120 __func__, cd->mode, cur_mode); in cyttsp4_irq()
1123 if (cd->mode != CY_MODE_UNKNOWN) { in cyttsp4_irq()
1125 cd->mode = CY_MODE_UNKNOWN; in cyttsp4_irq()
1126 cyttsp4_queue_startup_(cd); in cyttsp4_irq()
1135 cd->mode = cur_mode; in cyttsp4_irq()
1161 if (cd->int_status & CY_INT_IGNORE) { in cyttsp4_irq()
1167 if (cd->int_status & CY_INT_AWAKE) { in cyttsp4_irq()
1168 cd->int_status &= ~CY_INT_AWAKE; in cyttsp4_irq()
1169 wake_up(&cd->wait_q); in cyttsp4_irq()
1175 if ((cd->int_status & CY_INT_MODE_CHANGE) in cyttsp4_irq()
1177 cd->int_status &= ~CY_INT_MODE_CHANGE; in cyttsp4_irq()
1179 __func__, cd->mode, cur_mode); in cyttsp4_irq()
1180 cd->mode = cur_mode; in cyttsp4_irq()
1181 wake_up(&cd->wait_q); in cyttsp4_irq()
1187 __func__, cd->mode, cur_mode); in cyttsp4_irq()
1188 if ((mode[0] & CY_HST_MODE_CHANGE) == 0 && cd->mode != cur_mode) { in cyttsp4_irq()
1190 dev_err(dev, "%s %d->%d 0x%x\n", __func__, cd->mode, in cyttsp4_irq()
1191 cur_mode, cd->int_status); in cyttsp4_irq()
1194 cyttsp4_queue_startup_(cd); in cyttsp4_irq()
1200 if ((cd->int_status & CY_INT_EXEC_CMD) in cyttsp4_irq()
1202 cd->int_status &= ~CY_INT_EXEC_CMD; in cyttsp4_irq()
1205 wake_up(&cd->wait_q); in cyttsp4_irq()
1214 if (cd->mode == CY_MODE_OPERATIONAL) { in cyttsp4_irq()
1216 rc = cyttsp4_load_status_regs(cd); in cyttsp4_irq()
1222 cyttsp4_mt_attention(cd); in cyttsp4_irq()
1228 rc = cyttsp4_handshake(cd, mode[0]); in cyttsp4_irq()
1238 udelay(cd->cpdata->level_irq_udelay); in cyttsp4_irq()
1241 mutex_unlock(&cd->system_lock); in cyttsp4_irq()
1245 static void cyttsp4_start_wd_timer(struct cyttsp4 *cd) in cyttsp4_start_wd_timer() argument
1250 mod_timer(&cd->watchdog_timer, jiffies + in cyttsp4_start_wd_timer()
1254 static void cyttsp4_stop_wd_timer(struct cyttsp4 *cd) in cyttsp4_stop_wd_timer() argument
1263 del_timer_sync(&cd->watchdog_timer); in cyttsp4_stop_wd_timer()
1264 cancel_work_sync(&cd->watchdog_work); in cyttsp4_stop_wd_timer()
1265 del_timer_sync(&cd->watchdog_timer); in cyttsp4_stop_wd_timer()
1270 struct cyttsp4 *cd = from_timer(cd, t, watchdog_timer); in cyttsp4_watchdog_timer() local
1272 dev_vdbg(cd->dev, "%s: Watchdog timer triggered\n", __func__); in cyttsp4_watchdog_timer()
1274 schedule_work(&cd->watchdog_work); in cyttsp4_watchdog_timer()
1279 static int cyttsp4_request_exclusive(struct cyttsp4 *cd, void *ownptr, in cyttsp4_request_exclusive() argument
1285 mutex_lock(&cd->system_lock); in cyttsp4_request_exclusive()
1286 if (!cd->exclusive_dev && cd->exclusive_waits == 0) { in cyttsp4_request_exclusive()
1287 cd->exclusive_dev = ownptr; in cyttsp4_request_exclusive()
1291 cd->exclusive_waits++; in cyttsp4_request_exclusive()
1293 mutex_unlock(&cd->system_lock); in cyttsp4_request_exclusive()
1295 t = wait_event_timeout(cd->wait_q, !cd->exclusive_dev, t); in cyttsp4_request_exclusive()
1297 dev_err(cd->dev, "%s: tmo waiting exclusive access\n", in cyttsp4_request_exclusive()
1299 mutex_lock(&cd->system_lock); in cyttsp4_request_exclusive()
1300 cd->exclusive_waits--; in cyttsp4_request_exclusive()
1301 mutex_unlock(&cd->system_lock); in cyttsp4_request_exclusive()
1305 wait_event(cd->wait_q, !cd->exclusive_dev); in cyttsp4_request_exclusive()
1307 mutex_lock(&cd->system_lock); in cyttsp4_request_exclusive()
1308 if (cd->exclusive_dev) in cyttsp4_request_exclusive()
1310 cd->exclusive_dev = ownptr; in cyttsp4_request_exclusive()
1311 cd->exclusive_waits--; in cyttsp4_request_exclusive()
1313 mutex_unlock(&cd->system_lock); in cyttsp4_request_exclusive()
1321 static int cyttsp4_release_exclusive(struct cyttsp4 *cd, void *ownptr) in cyttsp4_release_exclusive() argument
1323 mutex_lock(&cd->system_lock); in cyttsp4_release_exclusive()
1324 if (cd->exclusive_dev != ownptr) { in cyttsp4_release_exclusive()
1325 mutex_unlock(&cd->system_lock); in cyttsp4_release_exclusive()
1329 dev_vdbg(cd->dev, "%s: exclusive_dev %p freed\n", in cyttsp4_release_exclusive()
1330 __func__, cd->exclusive_dev); in cyttsp4_release_exclusive()
1331 cd->exclusive_dev = NULL; in cyttsp4_release_exclusive()
1332 wake_up(&cd->wait_q); in cyttsp4_release_exclusive()
1333 mutex_unlock(&cd->system_lock); in cyttsp4_release_exclusive()
1337 static int cyttsp4_wait_bl_heartbeat(struct cyttsp4 *cd) in cyttsp4_wait_bl_heartbeat() argument
1343 dev_vdbg(cd->dev, "%s: wait heartbeat...\n", __func__); in cyttsp4_wait_bl_heartbeat()
1344 t = wait_event_timeout(cd->wait_q, cd->mode == CY_MODE_BOOTLOADER, in cyttsp4_wait_bl_heartbeat()
1347 dev_err(cd->dev, "%s: tmo waiting bl heartbeat cd->mode=%d\n", in cyttsp4_wait_bl_heartbeat()
1348 __func__, cd->mode); in cyttsp4_wait_bl_heartbeat()
1355 static int cyttsp4_wait_sysinfo_mode(struct cyttsp4 *cd) in cyttsp4_wait_sysinfo_mode() argument
1359 dev_vdbg(cd->dev, "%s: wait sysinfo...\n", __func__); in cyttsp4_wait_sysinfo_mode()
1361 t = wait_event_timeout(cd->wait_q, cd->mode == CY_MODE_SYSINFO, in cyttsp4_wait_sysinfo_mode()
1364 dev_err(cd->dev, "%s: tmo waiting exit bl cd->mode=%d\n", in cyttsp4_wait_sysinfo_mode()
1365 __func__, cd->mode); in cyttsp4_wait_sysinfo_mode()
1366 mutex_lock(&cd->system_lock); in cyttsp4_wait_sysinfo_mode()
1367 cd->int_status &= ~CY_INT_MODE_CHANGE; in cyttsp4_wait_sysinfo_mode()
1368 mutex_unlock(&cd->system_lock); in cyttsp4_wait_sysinfo_mode()
1375 static int cyttsp4_reset_and_wait(struct cyttsp4 *cd) in cyttsp4_reset_and_wait() argument
1380 mutex_lock(&cd->system_lock); in cyttsp4_reset_and_wait()
1381 dev_dbg(cd->dev, "%s: reset hw...\n", __func__); in cyttsp4_reset_and_wait()
1382 rc = cyttsp4_hw_reset(cd); in cyttsp4_reset_and_wait()
1383 cd->mode = CY_MODE_UNKNOWN; in cyttsp4_reset_and_wait()
1384 mutex_unlock(&cd->system_lock); in cyttsp4_reset_and_wait()
1386 dev_err(cd->dev, "%s:Fail hw reset r=%d\n", __func__, rc); in cyttsp4_reset_and_wait()
1390 return cyttsp4_wait_bl_heartbeat(cd); in cyttsp4_reset_and_wait()
1397 static int cyttsp4_set_mode(struct cyttsp4 *cd, int new_mode) in cyttsp4_set_mode() argument
1415 dev_err(cd->dev, "%s: invalid mode: %02X(%d)\n", in cyttsp4_set_mode()
1421 dev_dbg(cd->dev, "%s: %s=%p new_dev_mode=%02X new_mode=%d\n", in cyttsp4_set_mode()
1422 __func__, "have exclusive", cd->exclusive_dev, in cyttsp4_set_mode()
1425 mutex_lock(&cd->system_lock); in cyttsp4_set_mode()
1426 rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode); in cyttsp4_set_mode()
1428 mutex_unlock(&cd->system_lock); in cyttsp4_set_mode()
1429 dev_err(cd->dev, "%s: Fail read mode r=%d\n", in cyttsp4_set_mode()
1438 cd->int_status |= CY_INT_MODE_CHANGE; in cyttsp4_set_mode()
1439 rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(mode), &mode); in cyttsp4_set_mode()
1440 mutex_unlock(&cd->system_lock); in cyttsp4_set_mode()
1442 dev_err(cd->dev, "%s: Fail write mode change r=%d\n", in cyttsp4_set_mode()
1448 t = wait_event_timeout(cd->wait_q, in cyttsp4_set_mode()
1449 (cd->int_status & CY_INT_MODE_CHANGE) == 0, in cyttsp4_set_mode()
1451 dev_dbg(cd->dev, "%s: back from wait t=%ld cd->mode=%d\n", in cyttsp4_set_mode()
1452 __func__, t, cd->mode); in cyttsp4_set_mode()
1455 dev_err(cd->dev, "%s: %s\n", __func__, in cyttsp4_set_mode()
1457 mutex_lock(&cd->system_lock); in cyttsp4_set_mode()
1458 cd->int_status &= ~CY_INT_MODE_CHANGE; in cyttsp4_set_mode()
1459 mutex_unlock(&cd->system_lock); in cyttsp4_set_mode()
1469 struct cyttsp4 *cd = in cyttsp4_watchdog_work() local
1474 mutex_lock(&cd->system_lock); in cyttsp4_watchdog_work()
1475 retval = cyttsp4_load_status_regs(cd); in cyttsp4_watchdog_work()
1477 dev_err(cd->dev, in cyttsp4_watchdog_work()
1480 cyttsp4_queue_startup_(cd); in cyttsp4_watchdog_work()
1483 mode = &cd->sysinfo.xy_mode[CY_REG_BASE]; in cyttsp4_watchdog_work()
1485 dev_err(cd->dev, in cyttsp4_watchdog_work()
1488 cyttsp4_queue_startup_(cd); in cyttsp4_watchdog_work()
1492 cyttsp4_start_wd_timer(cd); in cyttsp4_watchdog_work()
1494 mutex_unlock(&cd->system_lock); in cyttsp4_watchdog_work()
1498 static int cyttsp4_core_sleep_(struct cyttsp4 *cd) in cyttsp4_core_sleep_() argument
1506 mutex_lock(&cd->system_lock); in cyttsp4_core_sleep_()
1507 if (cd->sleep_state == SS_SLEEP_ON) { in cyttsp4_core_sleep_()
1508 mutex_unlock(&cd->system_lock); in cyttsp4_core_sleep_()
1511 cd->sleep_state = SS_SLEEPING; in cyttsp4_core_sleep_()
1512 mutex_unlock(&cd->system_lock); in cyttsp4_core_sleep_()
1514 cyttsp4_stop_wd_timer(cd); in cyttsp4_core_sleep_()
1517 disable_irq(cd->irq); in cyttsp4_core_sleep_()
1519 dev_vdbg(cd->dev, "%s: write DEEP SLEEP...\n", __func__); in cyttsp4_core_sleep_()
1520 mutex_lock(&cd->system_lock); in cyttsp4_core_sleep_()
1521 rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode); in cyttsp4_core_sleep_()
1523 mutex_unlock(&cd->system_lock); in cyttsp4_core_sleep_()
1524 dev_err(cd->dev, "%s: Fail read adapter r=%d\n", __func__, rc); in cyttsp4_core_sleep_()
1529 mutex_unlock(&cd->system_lock); in cyttsp4_core_sleep_()
1530 dev_err(cd->dev, "%s: Device in BOOTLOADER mode.\n", __func__); in cyttsp4_core_sleep_()
1536 rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(mode[0]), &mode[0]); in cyttsp4_core_sleep_()
1537 mutex_unlock(&cd->system_lock); in cyttsp4_core_sleep_()
1539 dev_err(cd->dev, "%s: Fail write adapter r=%d\n", __func__, rc); in cyttsp4_core_sleep_()
1542 dev_vdbg(cd->dev, "%s: write DEEP SLEEP succeeded\n", __func__); in cyttsp4_core_sleep_()
1544 if (cd->cpdata->power) { in cyttsp4_core_sleep_()
1545 dev_dbg(cd->dev, "%s: Power down HW\n", __func__); in cyttsp4_core_sleep_()
1546 rc = cd->cpdata->power(cd->cpdata, 0, cd->dev, &cd->ignore_irq); in cyttsp4_core_sleep_()
1548 dev_dbg(cd->dev, "%s: No power function\n", __func__); in cyttsp4_core_sleep_()
1552 dev_err(cd->dev, "%s: HW Power down fails r=%d\n", in cyttsp4_core_sleep_()
1565 cyttsp4_start_wd_timer(cd); in cyttsp4_core_sleep_()
1568 mutex_lock(&cd->system_lock); in cyttsp4_core_sleep_()
1569 cd->sleep_state = ss; in cyttsp4_core_sleep_()
1570 cd->int_status |= int_status; in cyttsp4_core_sleep_()
1571 mutex_unlock(&cd->system_lock); in cyttsp4_core_sleep_()
1572 enable_irq(cd->irq); in cyttsp4_core_sleep_()
1576 static int cyttsp4_startup_(struct cyttsp4 *cd) in cyttsp4_startup_() argument
1581 cyttsp4_stop_wd_timer(cd); in cyttsp4_startup_()
1585 dev_dbg(cd->dev, "%s: Retry %d\n", __func__, in cyttsp4_startup_()
1589 rc = cyttsp4_reset_and_wait(cd); in cyttsp4_startup_()
1591 dev_err(cd->dev, "%s: Error on h/w reset r=%d\n", __func__, rc); in cyttsp4_startup_()
1598 dev_vdbg(cd->dev, "%s: write exit ldr...\n", __func__); in cyttsp4_startup_()
1599 mutex_lock(&cd->system_lock); in cyttsp4_startup_()
1600 cd->int_status &= ~CY_INT_IGNORE; in cyttsp4_startup_()
1601 cd->int_status |= CY_INT_MODE_CHANGE; in cyttsp4_startup_()
1603 rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(ldr_exit), in cyttsp4_startup_()
1605 mutex_unlock(&cd->system_lock); in cyttsp4_startup_()
1607 dev_err(cd->dev, "%s: Fail write r=%d\n", __func__, rc); in cyttsp4_startup_()
1613 rc = cyttsp4_wait_sysinfo_mode(cd); in cyttsp4_startup_()
1619 rc1 = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(ldr_err_app), in cyttsp4_startup_()
1622 dev_err(cd->dev, "%s: Fail read r=%d\n", __func__, rc1); in cyttsp4_startup_()
1624 dev_err(cd->dev, "%s: Error launching touch application\n", in cyttsp4_startup_()
1626 mutex_lock(&cd->system_lock); in cyttsp4_startup_()
1627 cd->invalid_touch_app = true; in cyttsp4_startup_()
1628 mutex_unlock(&cd->system_lock); in cyttsp4_startup_()
1637 mutex_lock(&cd->system_lock); in cyttsp4_startup_()
1638 cd->invalid_touch_app = false; in cyttsp4_startup_()
1639 mutex_unlock(&cd->system_lock); in cyttsp4_startup_()
1642 dev_vdbg(cd->dev, "%s: get sysinfo regs..\n", __func__); in cyttsp4_startup_()
1643 rc = cyttsp4_get_sysinfo_regs(cd); in cyttsp4_startup_()
1645 dev_err(cd->dev, "%s: failed to get sysinfo regs rc=%d\n", in cyttsp4_startup_()
1652 rc = cyttsp4_set_mode(cd, CY_MODE_OPERATIONAL); in cyttsp4_startup_()
1654 dev_err(cd->dev, "%s: failed to set mode to operational rc=%d\n", in cyttsp4_startup_()
1661 cyttsp4_lift_all(&cd->md); in cyttsp4_startup_()
1664 mutex_lock(&cd->system_lock); in cyttsp4_startup_()
1665 if (cd->sleep_state == SS_SLEEP_ON) { in cyttsp4_startup_()
1666 cd->sleep_state = SS_SLEEP_OFF; in cyttsp4_startup_()
1667 mutex_unlock(&cd->system_lock); in cyttsp4_startup_()
1668 cyttsp4_core_sleep_(cd); in cyttsp4_startup_()
1671 mutex_unlock(&cd->system_lock); in cyttsp4_startup_()
1674 cyttsp4_start_wd_timer(cd); in cyttsp4_startup_()
1679 static int cyttsp4_startup(struct cyttsp4 *cd) in cyttsp4_startup() argument
1683 mutex_lock(&cd->system_lock); in cyttsp4_startup()
1684 cd->startup_state = STARTUP_RUNNING; in cyttsp4_startup()
1685 mutex_unlock(&cd->system_lock); in cyttsp4_startup()
1687 rc = cyttsp4_request_exclusive(cd, cd->dev, in cyttsp4_startup()
1690 dev_err(cd->dev, "%s: fail get exclusive ex=%p own=%p\n", in cyttsp4_startup()
1691 __func__, cd->exclusive_dev, cd->dev); in cyttsp4_startup()
1695 rc = cyttsp4_startup_(cd); in cyttsp4_startup()
1697 if (cyttsp4_release_exclusive(cd, cd->dev) < 0) in cyttsp4_startup()
1699 dev_err(cd->dev, "%s: fail to release exclusive\n", __func__); in cyttsp4_startup()
1701 dev_vdbg(cd->dev, "%s: pass release exclusive\n", __func__); in cyttsp4_startup()
1704 mutex_lock(&cd->system_lock); in cyttsp4_startup()
1705 cd->startup_state = STARTUP_NONE; in cyttsp4_startup()
1706 mutex_unlock(&cd->system_lock); in cyttsp4_startup()
1709 wake_up(&cd->wait_q); in cyttsp4_startup()
1716 struct cyttsp4 *cd = container_of(work, struct cyttsp4, startup_work); in cyttsp4_startup_work_function() local
1719 rc = cyttsp4_startup(cd); in cyttsp4_startup_work_function()
1721 dev_err(cd->dev, "%s: Fail queued startup r=%d\n", in cyttsp4_startup_work_function()
1725 static void cyttsp4_free_si_ptrs(struct cyttsp4 *cd) in cyttsp4_free_si_ptrs() argument
1727 struct cyttsp4_sysinfo *si = &cd->sysinfo; in cyttsp4_free_si_ptrs()
1745 static int cyttsp4_core_sleep(struct cyttsp4 *cd) in cyttsp4_core_sleep() argument
1749 rc = cyttsp4_request_exclusive(cd, cd->dev, in cyttsp4_core_sleep()
1752 dev_err(cd->dev, "%s: fail get exclusive ex=%p own=%p\n", in cyttsp4_core_sleep()
1753 __func__, cd->exclusive_dev, cd->dev); in cyttsp4_core_sleep()
1757 rc = cyttsp4_core_sleep_(cd); in cyttsp4_core_sleep()
1759 if (cyttsp4_release_exclusive(cd, cd->dev) < 0) in cyttsp4_core_sleep()
1760 dev_err(cd->dev, "%s: fail to release exclusive\n", __func__); in cyttsp4_core_sleep()
1762 dev_vdbg(cd->dev, "%s: pass release exclusive\n", __func__); in cyttsp4_core_sleep()
1767 static int cyttsp4_core_wake_(struct cyttsp4 *cd) in cyttsp4_core_wake_() argument
1769 struct device *dev = cd->dev; in cyttsp4_core_wake_()
1775 mutex_lock(&cd->system_lock); in cyttsp4_core_wake_()
1776 if (cd->sleep_state == SS_SLEEP_OFF) { in cyttsp4_core_wake_()
1777 mutex_unlock(&cd->system_lock); in cyttsp4_core_wake_()
1780 cd->int_status &= ~CY_INT_IGNORE; in cyttsp4_core_wake_()
1781 cd->int_status |= CY_INT_AWAKE; in cyttsp4_core_wake_()
1782 cd->sleep_state = SS_WAKING; in cyttsp4_core_wake_()
1784 if (cd->cpdata->power) { in cyttsp4_core_wake_()
1786 rc = cd->cpdata->power(cd->cpdata, 1, dev, &cd->ignore_irq); in cyttsp4_core_wake_()
1796 cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode); in cyttsp4_core_wake_()
1798 dev_vdbg(cd->dev, "%s: HW power up succeeds\n", in cyttsp4_core_wake_()
1800 mutex_unlock(&cd->system_lock); in cyttsp4_core_wake_()
1802 t = wait_event_timeout(cd->wait_q, in cyttsp4_core_wake_()
1803 (cd->int_status & CY_INT_AWAKE) == 0, in cyttsp4_core_wake_()
1807 mutex_lock(&cd->system_lock); in cyttsp4_core_wake_()
1808 cd->int_status &= ~CY_INT_AWAKE; in cyttsp4_core_wake_()
1810 cyttsp4_queue_startup_(cd); in cyttsp4_core_wake_()
1811 mutex_unlock(&cd->system_lock); in cyttsp4_core_wake_()
1814 mutex_lock(&cd->system_lock); in cyttsp4_core_wake_()
1815 cd->sleep_state = SS_SLEEP_OFF; in cyttsp4_core_wake_()
1816 mutex_unlock(&cd->system_lock); in cyttsp4_core_wake_()
1818 cyttsp4_start_wd_timer(cd); in cyttsp4_core_wake_()
1823 static int cyttsp4_core_wake(struct cyttsp4 *cd) in cyttsp4_core_wake() argument
1827 rc = cyttsp4_request_exclusive(cd, cd->dev, in cyttsp4_core_wake()
1830 dev_err(cd->dev, "%s: fail get exclusive ex=%p own=%p\n", in cyttsp4_core_wake()
1831 __func__, cd->exclusive_dev, cd->dev); in cyttsp4_core_wake()
1835 rc = cyttsp4_core_wake_(cd); in cyttsp4_core_wake()
1837 if (cyttsp4_release_exclusive(cd, cd->dev) < 0) in cyttsp4_core_wake()
1838 dev_err(cd->dev, "%s: fail to release exclusive\n", __func__); in cyttsp4_core_wake()
1840 dev_vdbg(cd->dev, "%s: pass release exclusive\n", __func__); in cyttsp4_core_wake()
1847 struct cyttsp4 *cd = dev_get_drvdata(dev); in cyttsp4_core_suspend() local
1848 struct cyttsp4_mt_data *md = &cd->md; in cyttsp4_core_suspend()
1853 rc = cyttsp4_core_sleep(cd); in cyttsp4_core_suspend()
1863 struct cyttsp4 *cd = dev_get_drvdata(dev); in cyttsp4_core_resume() local
1864 struct cyttsp4_mt_data *md = &cd->md; in cyttsp4_core_resume()
1869 rc = cyttsp4_core_wake(cd); in cyttsp4_core_resume()
1901 static int cyttsp4_setup_input_device(struct cyttsp4 *cd) in cyttsp4_setup_input_device() argument
1903 struct device *dev = cd->dev; in cyttsp4_setup_input_device()
1904 struct cyttsp4_mt_data *md = &cd->md; in cyttsp4_setup_input_device()
1972 static int cyttsp4_mt_probe(struct cyttsp4 *cd) in cyttsp4_mt_probe() argument
1974 struct device *dev = cd->dev; in cyttsp4_mt_probe()
1975 struct cyttsp4_mt_data *md = &cd->md; in cyttsp4_mt_probe()
1976 struct cyttsp4_mt_platform_data *pdata = cd->pdata->mt_pdata; in cyttsp4_mt_probe()
1995 md->input->id.bustype = cd->bus_ops->bustype; in cyttsp4_mt_probe()
2002 md->si = &cd->sysinfo; in cyttsp4_mt_probe()
2009 rc = cyttsp4_setup_input_device(cd); in cyttsp4_mt_probe()
2027 struct cyttsp4 *cd; in cyttsp4_probe() local
2038 cd = kzalloc(sizeof(*cd), GFP_KERNEL); in cyttsp4_probe()
2039 if (!cd) { in cyttsp4_probe()
2045 cd->xfer_buf = kzalloc(xfer_buf_size, GFP_KERNEL); in cyttsp4_probe()
2046 if (!cd->xfer_buf) { in cyttsp4_probe()
2053 cd->dev = dev; in cyttsp4_probe()
2054 cd->pdata = pdata; in cyttsp4_probe()
2055 cd->cpdata = pdata->core_pdata; in cyttsp4_probe()
2056 cd->bus_ops = ops; in cyttsp4_probe()
2059 mutex_init(&cd->system_lock); in cyttsp4_probe()
2060 mutex_init(&cd->adap_lock); in cyttsp4_probe()
2063 init_waitqueue_head(&cd->wait_q); in cyttsp4_probe()
2066 INIT_WORK(&cd->startup_work, cyttsp4_startup_work_function); in cyttsp4_probe()
2067 INIT_WORK(&cd->watchdog_work, cyttsp4_watchdog_work); in cyttsp4_probe()
2070 cd->irq = gpio_to_irq(cd->cpdata->irq_gpio); in cyttsp4_probe()
2071 if (cd->irq < 0) { in cyttsp4_probe()
2076 dev_set_drvdata(dev, cd); in cyttsp4_probe()
2079 if (cd->cpdata->init) { in cyttsp4_probe()
2080 dev_dbg(cd->dev, "%s: Init HW\n", __func__); in cyttsp4_probe()
2081 rc = cd->cpdata->init(cd->cpdata, 1, cd->dev); in cyttsp4_probe()
2083 dev_dbg(cd->dev, "%s: No HW INIT function\n", __func__); in cyttsp4_probe()
2087 dev_err(cd->dev, "%s: HW Init fail r=%d\n", __func__, rc); in cyttsp4_probe()
2089 dev_dbg(dev, "%s: initialize threaded irq=%d\n", __func__, cd->irq); in cyttsp4_probe()
2090 if (cd->cpdata->level_irq_udelay > 0) in cyttsp4_probe()
2097 rc = request_threaded_irq(cd->irq, NULL, cyttsp4_irq, irq_flags, in cyttsp4_probe()
2098 dev_name(dev), cd); in cyttsp4_probe()
2105 timer_setup(&cd->watchdog_timer, cyttsp4_watchdog_timer, 0); in cyttsp4_probe()
2111 rc = cyttsp4_startup(cd); in cyttsp4_probe()
2114 if (rc < 0 && cd->mode == CY_MODE_UNKNOWN) { in cyttsp4_probe()
2115 dev_err(cd->dev, "%s: Fail initial startup r=%d\n", in cyttsp4_probe()
2120 rc = cyttsp4_mt_probe(cd); in cyttsp4_probe()
2128 return cd; in cyttsp4_probe()
2131 cancel_work_sync(&cd->startup_work); in cyttsp4_probe()
2132 cyttsp4_stop_wd_timer(cd); in cyttsp4_probe()
2134 cyttsp4_free_si_ptrs(cd); in cyttsp4_probe()
2135 free_irq(cd->irq, cd); in cyttsp4_probe()
2137 if (cd->cpdata->init) in cyttsp4_probe()
2138 cd->cpdata->init(cd->cpdata, 0, dev); in cyttsp4_probe()
2140 kfree(cd->xfer_buf); in cyttsp4_probe()
2142 kfree(cd); in cyttsp4_probe()
2156 int cyttsp4_remove(struct cyttsp4 *cd) in cyttsp4_remove() argument
2158 struct device *dev = cd->dev; in cyttsp4_remove()
2160 cyttsp4_mt_release(&cd->md); in cyttsp4_remove()
2169 cancel_work_sync(&cd->startup_work); in cyttsp4_remove()
2171 cyttsp4_stop_wd_timer(cd); in cyttsp4_remove()
2173 free_irq(cd->irq, cd); in cyttsp4_remove()
2174 if (cd->cpdata->init) in cyttsp4_remove()
2175 cd->cpdata->init(cd->cpdata, 0, dev); in cyttsp4_remove()
2176 cyttsp4_free_si_ptrs(cd); in cyttsp4_remove()
2177 kfree(cd); in cyttsp4_remove()