29 	int (*get_state)(struct ssam_tablet_sw *sw, struct ssam_tablet_sw_state *state);
30 	const char *(*state_name)(struct ssam_tablet_sw *sw,
32 	bool (*state_is_tablet_mode)(struct ssam_tablet_sw *sw,
55 		int (*get_state)(struct ssam_tablet_sw *sw, struct ssam_tablet_sw_state *state);
56 		const char *(*state_name)(struct ssam_tablet_sw *sw,
58 		bool (*state_is_tablet_mode)(struct ssam_tablet_sw *sw,
72 	struct ssam_tablet_sw *sw = dev_get_drvdata(dev);  in state_show()  local
73 	const char *state = sw->ops.state_name(sw, &sw->state);  in state_show()
90 	struct ssam_tablet_sw *sw = container_of(work, struct ssam_tablet_sw, update_work);  in ssam_tablet_sw_update_workfn()  local
94 	status = sw->ops.get_state(sw, &state);  in ssam_tablet_sw_update_workfn()
98 	if (sw->state.source == state.source && sw->state.state == state.state)  in ssam_tablet_sw_update_workfn()
100 	sw->state = state;  in ssam_tablet_sw_update_workfn()
103 	tablet = sw->ops.state_is_tablet_mode(sw, &state);  in ssam_tablet_sw_update_workfn()
104 	input_report_switch(sw->mode_switch, SW_TABLET_MODE, tablet);  in ssam_tablet_sw_update_workfn()
105 	input_sync(sw->mode_switch);  in ssam_tablet_sw_update_workfn()
110 	struct ssam_tablet_sw *sw = dev_get_drvdata(dev);  in ssam_tablet_sw_resume()  local
112 	schedule_work(&sw->update_work);  in ssam_tablet_sw_resume()
120 	struct ssam_tablet_sw *sw;  in ssam_tablet_sw_probe()  local
129 	sw = devm_kzalloc(&sdev->dev, sizeof(*sw), GFP_KERNEL);  in ssam_tablet_sw_probe()
130 	if (!sw)  in ssam_tablet_sw_probe()
133 	sw->sdev = sdev;  in ssam_tablet_sw_probe()
135 	sw->ops.get_state = desc->ops.get_state;  in ssam_tablet_sw_probe()
136 	sw->ops.state_name = desc->ops.state_name;  in ssam_tablet_sw_probe()
137 	sw->ops.state_is_tablet_mode = desc->ops.state_is_tablet_mode;  in ssam_tablet_sw_probe()
139 	INIT_WORK(&sw->update_work, ssam_tablet_sw_update_workfn);  in ssam_tablet_sw_probe()
141 	ssam_device_set_drvdata(sdev, sw);  in ssam_tablet_sw_probe()
144 	status = sw->ops.get_state(sw, &sw->state);  in ssam_tablet_sw_probe()
149 	sw->mode_switch = devm_input_allocate_device(&sdev->dev);  in ssam_tablet_sw_probe()
150 	if (!sw->mode_switch)  in ssam_tablet_sw_probe()
153 	sw->mode_switch->name = desc->dev.name;  in ssam_tablet_sw_probe()
154 	sw->mode_switch->phys = desc->dev.phys;  in ssam_tablet_sw_probe()
155 	sw->mode_switch->id.bustype = BUS_HOST;  in ssam_tablet_sw_probe()
156 	sw->mode_switch->dev.parent = &sdev->dev;  in ssam_tablet_sw_probe()
158 	tablet = sw->ops.state_is_tablet_mode(sw, &sw->state);  in ssam_tablet_sw_probe()
159 	input_set_capability(sw->mode_switch, EV_SW, SW_TABLET_MODE);  in ssam_tablet_sw_probe()
160 	input_report_switch(sw->mode_switch, SW_TABLET_MODE, tablet);  in ssam_tablet_sw_probe()
162 	status = input_register_device(sw->mode_switch);  in ssam_tablet_sw_probe()
167 	sw->notif.base.priority = 0;  in ssam_tablet_sw_probe()
168 	sw->notif.base.fn = desc->ops.notify;  in ssam_tablet_sw_probe()
169 	sw->notif.event.reg = desc->event.reg;  in ssam_tablet_sw_probe()
170 	sw->notif.event.id = desc->event.id;  in ssam_tablet_sw_probe()
171 	sw->notif.event.mask = desc->event.mask;  in ssam_tablet_sw_probe()
172 	sw->notif.event.flags = SSAM_EVENT_SEQUENCED;  in ssam_tablet_sw_probe()
174 	status = ssam_device_notifier_register(sdev, &sw->notif);  in ssam_tablet_sw_probe()
183 	schedule_work(&sw->update_work);  in ssam_tablet_sw_probe()
187 	ssam_device_notifier_unregister(sdev, &sw->notif);  in ssam_tablet_sw_probe()
188 	cancel_work_sync(&sw->update_work);  in ssam_tablet_sw_probe()
194 	struct ssam_tablet_sw *sw = ssam_device_get_drvdata(sdev);  in ssam_tablet_sw_remove()  local
198 	ssam_device_notifier_unregister(sdev, &sw->notif);  in ssam_tablet_sw_remove()
199 	cancel_work_sync(&sw->update_work);  in ssam_tablet_sw_remove()
216 static const char *ssam_kip_cover_state_name(struct ssam_tablet_sw *sw,  in ssam_kip_cover_state_name()  argument
239 		dev_warn(&sw->sdev->dev, "unknown KIP cover state: %u\n", state->state);  in ssam_kip_cover_state_name()
244 static bool ssam_kip_cover_state_is_tablet_mode(struct ssam_tablet_sw *sw,  in ssam_kip_cover_state_is_tablet_mode()  argument
259 		dev_warn(&sw->sdev->dev, "unknown KIP cover state: %d\n", state->state);  in ssam_kip_cover_state_is_tablet_mode()
271 static int ssam_kip_get_cover_state(struct ssam_tablet_sw *sw, struct ssam_tablet_sw_state *state)  in ssam_kip_get_cover_state()  argument
276 	status = ssam_retry(__ssam_kip_get_cover_state, sw->sdev->ctrl, &raw);  in ssam_kip_get_cover_state()
278 		dev_err(&sw->sdev->dev, "failed to query KIP lid state: %d\n", status);  in ssam_kip_get_cover_state()
289 	struct ssam_tablet_sw *sw = container_of(nf, struct ssam_tablet_sw, notif);  in ssam_kip_sw_notif()  local
295 		dev_warn(&sw->sdev->dev, "unexpected payload size: %u\n", event->length);  in ssam_kip_sw_notif()
297 	schedule_work(&sw->update_work);  in ssam_kip_sw_notif()
358 static const char *ssam_pos_state_name_cover(struct ssam_tablet_sw *sw, u32 state)  in ssam_pos_state_name_cover()  argument
380 		dev_warn(&sw->sdev->dev, "unknown device posture for type-cover: %u\n", state);  in ssam_pos_state_name_cover()
385 static const char *ssam_pos_state_name_sls(struct ssam_tablet_sw *sw, u32 state)  in ssam_pos_state_name_sls()  argument
401 		dev_warn(&sw->sdev->dev, "unknown device posture for SLS: %u\n", state);  in ssam_pos_state_name_sls()
406 static const char *ssam_pos_state_name(struct ssam_tablet_sw *sw,  in ssam_pos_state_name()  argument
411 		return ssam_pos_state_name_cover(sw, state->state);  in ssam_pos_state_name()
414 		return ssam_pos_state_name_sls(sw, state->state);  in ssam_pos_state_name()
417 		dev_warn(&sw->sdev->dev, "unknown device posture source: %u\n", state->source);  in ssam_pos_state_name()
422 static bool ssam_pos_state_is_tablet_mode_cover(struct ssam_tablet_sw *sw, u32 state)  in ssam_pos_state_is_tablet_mode_cover()  argument
436 		dev_warn(&sw->sdev->dev, "unknown device posture for type-cover: %u\n", state);  in ssam_pos_state_is_tablet_mode_cover()
441 static bool ssam_pos_state_is_tablet_mode_sls(struct ssam_tablet_sw *sw, u32 state)  in ssam_pos_state_is_tablet_mode_sls()  argument
455 		dev_warn(&sw->sdev->dev, "unknown device posture for SLS: %u\n", state);  in ssam_pos_state_is_tablet_mode_sls()
460 static bool ssam_pos_state_is_tablet_mode(struct ssam_tablet_sw *sw,  in ssam_pos_state_is_tablet_mode()  argument
465 		return ssam_pos_state_is_tablet_mode_cover(sw, state->state);  in ssam_pos_state_is_tablet_mode()
468 		return ssam_pos_state_is_tablet_mode_sls(sw, state->state);  in ssam_pos_state_is_tablet_mode()
471 		dev_warn(&sw->sdev->dev, "unknown device posture source: %u\n", state->source);  in ssam_pos_state_is_tablet_mode()
476 static int ssam_pos_get_sources_list(struct ssam_tablet_sw *sw, struct ssam_sources_list *sources)  in ssam_pos_get_sources_list()  argument
494 	status = ssam_retry(ssam_request_do_sync_onstack, sw->sdev->ctrl, &rqst, &rsp, 0);  in ssam_pos_get_sources_list()
500 		dev_err(&sw->sdev->dev, "received source list response is too small\n");  in ssam_pos_get_sources_list()
506 		dev_err(&sw->sdev->dev, "mismatch between number of sources and response size\n");  in ssam_pos_get_sources_list()
513 static int ssam_pos_get_source(struct ssam_tablet_sw *sw, u32 *source_id)  in ssam_pos_get_source()  argument
518 	status = ssam_pos_get_sources_list(sw, &sources);  in ssam_pos_get_source()
523 		dev_err(&sw->sdev->dev, "no posture sources found\n");  in ssam_pos_get_source()
547 static int ssam_pos_get_posture_for_source(struct ssam_tablet_sw *sw, u32 source_id, u32 *posture)  in ssam_pos_get_posture_for_source()  argument
553 	status = ssam_retry(__ssam_pos_get_posture_for_source, sw->sdev->ctrl,  in ssam_pos_get_posture_for_source()
562 static int ssam_pos_get_posture(struct ssam_tablet_sw *sw, struct ssam_tablet_sw_state *state)  in ssam_pos_get_posture()  argument
568 	status = ssam_pos_get_source(sw, &source_id);  in ssam_pos_get_posture()
570 		dev_err(&sw->sdev->dev, "failed to get posture source ID: %d\n", status);  in ssam_pos_get_posture()
574 	status = ssam_pos_get_posture_for_source(sw, source_id, &source_state);  in ssam_pos_get_posture()
576 		dev_err(&sw->sdev->dev, "failed to get posture value for source %u: %d\n",  in ssam_pos_get_posture()
588 	struct ssam_tablet_sw *sw = container_of(nf, struct ssam_tablet_sw, notif);  in ssam_pos_sw_notif()  local
594 		dev_warn(&sw->sdev->dev, "unexpected payload size: %u\n", event->length);  in ssam_pos_sw_notif()
596 	schedule_work(&sw->update_work);  in ssam_pos_sw_notif()