88 static u32 da9150_fg_read_attr(struct da9150_fg *fg, u8 code, u8 size)  in da9150_fg_read_attr()  argument
99 	da9150_read_qif(fg->da9150, read_addr, size, buf);  in da9150_fg_read_attr()
106 static void da9150_fg_write_attr(struct da9150_fg *fg, u8 code, u8 size,  in da9150_fg_write_attr()  argument
121 	da9150_write_qif(fg->da9150, write_addr, size, buf);  in da9150_fg_write_attr()
125 static void da9150_fg_read_sync_start(struct da9150_fg *fg)  in da9150_fg_read_sync_start()  argument
130 	mutex_lock(&fg->io_lock);  in da9150_fg_read_sync_start()
133 	res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,  in da9150_fg_read_sync_start()
136 		da9150_fg_write_attr(fg, DA9150_QIF_SYNC,  in da9150_fg_read_sync_start()
144 		res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,  in da9150_fg_read_sync_start()
150 		dev_err(fg->dev, "Failed to perform QIF read sync!\n");  in da9150_fg_read_sync_start()
157 static inline void da9150_fg_read_sync_end(struct da9150_fg *fg)  in da9150_fg_read_sync_end()  argument
159 	mutex_unlock(&fg->io_lock);  in da9150_fg_read_sync_end()
163 static u32 da9150_fg_read_attr_sync(struct da9150_fg *fg, u8 code, u8 size)  in da9150_fg_read_attr_sync()  argument
167 	da9150_fg_read_sync_start(fg);  in da9150_fg_read_attr_sync()
168 	val = da9150_fg_read_attr(fg, code, size);  in da9150_fg_read_attr_sync()
169 	da9150_fg_read_sync_end(fg);  in da9150_fg_read_attr_sync()
175 static void da9150_fg_write_attr_sync(struct da9150_fg *fg, u8 code, u8 size,  in da9150_fg_write_attr_sync()  argument
181 	mutex_lock(&fg->io_lock);  in da9150_fg_write_attr_sync()
184 	res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,  in da9150_fg_write_attr_sync()
191 		res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,  in da9150_fg_write_attr_sync()
196 		dev_err(fg->dev, "Timeout waiting for existing QIF sync!\n");  in da9150_fg_write_attr_sync()
197 		mutex_unlock(&fg->io_lock);  in da9150_fg_write_attr_sync()
202 	da9150_fg_write_attr(fg, code, size, val);  in da9150_fg_write_attr_sync()
210 		res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,  in da9150_fg_write_attr_sync()
214 	mutex_unlock(&fg->io_lock);  in da9150_fg_write_attr_sync()
218 		dev_err(fg->dev, "Error performing QIF sync write for code %d\n",  in da9150_fg_write_attr_sync()
223 static int da9150_fg_capacity(struct da9150_fg *fg,  in da9150_fg_capacity()  argument
226 	val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_SOC_PCT,  in da9150_fg_capacity()
235 static int da9150_fg_current_avg(struct da9150_fg *fg,  in da9150_fg_current_avg()  argument
241 	da9150_fg_read_sync_start(fg);  in da9150_fg_current_avg()
242 	iavg = da9150_fg_read_attr(fg, DA9150_QIF_IAVG,  in da9150_fg_current_avg()
244 	shunt_val = da9150_fg_read_attr(fg, DA9150_QIF_SHUNT_VAL,  in da9150_fg_current_avg()
246 	sd_gain = da9150_fg_read_attr(fg, DA9150_QIF_SD_GAIN,  in da9150_fg_current_avg()
248 	da9150_fg_read_sync_end(fg);  in da9150_fg_current_avg()
260 static int da9150_fg_voltage_avg(struct da9150_fg *fg,  in da9150_fg_voltage_avg()  argument
265 	val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_UAVG,  in da9150_fg_voltage_avg()
275 static int da9150_fg_charge_full(struct da9150_fg *fg,  in da9150_fg_charge_full()  argument
278 	val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_FCC_MAH,  in da9150_fg_charge_full()
290 static int da9150_fg_temp(struct da9150_fg *fg,  in da9150_fg_temp()  argument
293 	val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_NTCAVG,  in da9150_fg_temp()
313 	struct da9150_fg *fg = dev_get_drvdata(psy->dev.parent);  in da9150_fg_get_prop()  local
318 		ret = da9150_fg_capacity(fg, val);  in da9150_fg_get_prop()
321 		ret = da9150_fg_current_avg(fg, val);  in da9150_fg_get_prop()
324 		ret = da9150_fg_voltage_avg(fg, val);  in da9150_fg_get_prop()
327 		ret = da9150_fg_charge_full(fg, val);  in da9150_fg_get_prop()
330 		ret = da9150_fg_temp(fg, val);  in da9150_fg_get_prop()
341 static bool da9150_fg_soc_changed(struct da9150_fg *fg)  in da9150_fg_soc_changed()  argument
345 	da9150_fg_capacity(fg, &val);  in da9150_fg_soc_changed()
346 	if (val.intval != fg->soc) {  in da9150_fg_soc_changed()
347 		fg->soc = val.intval;  in da9150_fg_soc_changed()
356 	struct da9150_fg *fg = container_of(work, struct da9150_fg, work.work);  in da9150_fg_work()  local
359 	if (da9150_fg_soc_changed(fg))  in da9150_fg_work()
360 		power_supply_changed(fg->battery);  in da9150_fg_work()
362 	schedule_delayed_work(&fg->work, msecs_to_jiffies(fg->interval));  in da9150_fg_work()
366 static void da9150_fg_soc_event_config(struct da9150_fg *fg)  in da9150_fg_soc_event_config()  argument
370 	soc = da9150_fg_read_attr_sync(fg, DA9150_QIF_SOC_PCT,  in da9150_fg_soc_event_config()
373 	if (soc > fg->warn_soc) {  in da9150_fg_soc_event_config()
375 		da9150_fg_write_attr_sync(fg, DA9150_QIF_DISCHARGE_LIMIT,  in da9150_fg_soc_event_config()
377 					  fg->warn_soc + 1);  in da9150_fg_soc_event_config()
378 	} else if ((soc <= fg->warn_soc) && (soc > fg->crit_soc)) {  in da9150_fg_soc_event_config()
383 		da9150_fg_write_attr_sync(fg, DA9150_QIF_DISCHARGE_LIMIT,  in da9150_fg_soc_event_config()
385 					  fg->crit_soc + 1);  in da9150_fg_soc_event_config()
387 		da9150_fg_write_attr_sync(fg, DA9150_QIF_CHARGE_LIMIT,  in da9150_fg_soc_event_config()
389 					  fg->warn_soc);  in da9150_fg_soc_event_config()
390 	} else if (soc <= fg->crit_soc) {  in da9150_fg_soc_event_config()
392 		da9150_fg_write_attr_sync(fg, DA9150_QIF_CHARGE_LIMIT,  in da9150_fg_soc_event_config()
394 					  fg->crit_soc);  in da9150_fg_soc_event_config()
400 	struct da9150_fg *fg = data;  in da9150_fg_irq()  local
404 	e_fg_status = da9150_fg_read_attr(fg, DA9150_QIF_E_FG_STATUS,  in da9150_fg_irq()
409 		da9150_fg_soc_event_config(fg);  in da9150_fg_irq()
412 	da9150_fg_write_attr(fg, DA9150_QIF_E_FG_STATUS,  in da9150_fg_irq()
450 	struct da9150_fg *fg;  in da9150_fg_probe()  local
453 	fg = devm_kzalloc(dev, sizeof(*fg), GFP_KERNEL);  in da9150_fg_probe()
454 	if (fg == NULL)  in da9150_fg_probe()
457 	platform_set_drvdata(pdev, fg);  in da9150_fg_probe()
458 	fg->da9150 = da9150;  in da9150_fg_probe()
459 	fg->dev = dev;  in da9150_fg_probe()
461 	mutex_init(&fg->io_lock);  in da9150_fg_probe()
467 	fg->battery = devm_power_supply_register(dev, &fg_desc, NULL);  in da9150_fg_probe()
468 	if (IS_ERR(fg->battery)) {  in da9150_fg_probe()
469 		ret = PTR_ERR(fg->battery);  in da9150_fg_probe()
473 	ver = da9150_fg_read_attr(fg, DA9150_QIF_FW_MAIN_VER,  in da9150_fg_probe()
485 		fg->interval = fg_pdata->update_interval;  in da9150_fg_probe()
490 			fg->warn_soc = fg_pdata->warn_soc_lvl;  in da9150_fg_probe()
496 			fg->crit_soc = fg_pdata->crit_soc_lvl;  in da9150_fg_probe()
502 	da9150_fg_soc_event_config(fg);  in da9150_fg_probe()
508 	if (fg->interval) {  in da9150_fg_probe()
509 		ret = devm_delayed_work_autocancel(dev, &fg->work,  in da9150_fg_probe()
516 		schedule_delayed_work(&fg->work,  in da9150_fg_probe()
517 				      msecs_to_jiffies(fg->interval));  in da9150_fg_probe()
526 					IRQF_ONESHOT, "FG", fg);  in da9150_fg_probe()
537 	struct da9150_fg *fg = platform_get_drvdata(pdev);  in da9150_fg_resume()  local
543 	if (fg->interval)  in da9150_fg_resume()
544 		flush_delayed_work(&fg->work);  in da9150_fg_resume()