34 static bool max96755f_vid_sync_detected(struct max96755f *max96755f)  in max96755f_vid_sync_detected()  argument
38 	if (regmap_read(max96755f->regmap, 0x55d, &det))  in max96755f_vid_sync_detected()
76 	struct max96755f *max96755f = dev_get_drvdata(muxc->dev);  in max96755f_select()  local
80 	regmap_update_bits(max96755f->regmap, 0x0001, DIS_REM_CC,  in max96755f_select()
83 	if (!max96755f->split_mode)  in max96755f_select()
86 	regmap_read(max96755f->regmap, 0x0010, &link_cfg);  in max96755f_select()
91 		regmap_update_bits(max96755f->regmap, 0x0010,  in max96755f_select()
97 		regmap_update_bits(max96755f->regmap, 0x0010,  in max96755f_select()
104 	ret = regmap_read_poll_timeout(max96755f->regmap, 0x0013, val,  in max96755f_select()
108 		dev_err(max96755f->dev, "GMSL2 link lock timeout\n");  in max96755f_select()
117 	struct max96755f *max96755f = dev_get_drvdata(muxc->dev);  in max96755f_deselect()  local
119 	regmap_update_bits(max96755f->regmap, 0x0001, DIS_REM_CC,  in max96755f_deselect()
127 	struct max96755f *max96755f = data;  in max96755f_power_off()  local
129 	if (max96755f->reset_gpio)  in max96755f_power_off()
130 		gpiod_direction_output(max96755f->reset_gpio, 1);  in max96755f_power_off()
132 	if (max96755f->enable_gpio)  in max96755f_power_off()
133 		gpiod_direction_output(max96755f->enable_gpio, 0);  in max96755f_power_off()
135 	if (max96755f->supply)  in max96755f_power_off()
136 		regulator_disable(max96755f->supply);  in max96755f_power_off()
139 static int max96755f_power_on(struct max96755f *max96755f)  in max96755f_power_on()  argument
143 	if (max96755f_vid_sync_detected(max96755f)) {  in max96755f_power_on()
144 		extcon_set_state(max96755f->extcon, EXTCON_JACK_VIDEO_OUT, true);  in max96755f_power_on()
148 	if (max96755f->supply) {  in max96755f_power_on()
149 		ret = regulator_enable(max96755f->supply);  in max96755f_power_on()
154 	if (max96755f->enable_gpio) {  in max96755f_power_on()
155 		gpiod_direction_output(max96755f->enable_gpio, 1);  in max96755f_power_on()
159 	if (max96755f->reset_gpio) {  in max96755f_power_on()
160 		gpiod_direction_output(max96755f->reset_gpio, 0);  in max96755f_power_on()
162 		gpiod_direction_output(max96755f->reset_gpio, 1);  in max96755f_power_on()
164 		gpiod_direction_output(max96755f->reset_gpio, 0);  in max96755f_power_on()
168 	regmap_update_bits(max96755f->regmap, 0x0001, DIS_REM_CC,  in max96755f_power_on()
177 	struct max96755f *max96755f = dev_get_drvdata(device);  in line_fault_monitor_show()  local
180 	regmap_read(max96755f->regmap, 0x0005, &pu_lf);  in line_fault_monitor_show()
191 	regmap_read(max96755f->regmap, 0x0026, &lf);  in line_fault_monitor_show()
212 	struct max96755f *max96755f = dev_get_drvdata(dev);  in patgen_mode_store()  local
220 	regmap_update_bits(max96755f->regmap, 0x01e5, PATGEN_MODE,  in patgen_mode_store()
237 static int max96755f_sysfs_add(struct max96755f *max96755f)  in max96755f_sysfs_add()  argument
239 	struct device *dev = max96755f->dev;  in max96755f_sysfs_add()
245 		regmap_update_bits(max96755f->regmap, 0x0005,  in max96755f_sysfs_add()
261 	struct max96755f *max96755f;  in max96755f_i2c_probe()  local
273 	max96755f = devm_kzalloc(dev, sizeof(*max96755f), GFP_KERNEL);  in max96755f_i2c_probe()
274 	if (!max96755f)  in max96755f_i2c_probe()
279 	max96755f->muxc = i2c_mux_alloc(client->adapter, dev, nr, 0,  in max96755f_i2c_probe()
282 	if (!max96755f->muxc)  in max96755f_i2c_probe()
286 		max96755f->split_mode = true;  in max96755f_i2c_probe()
288 	max96755f->dev = dev;  in max96755f_i2c_probe()
289 	i2c_set_clientdata(client, max96755f);  in max96755f_i2c_probe()
291 	max96755f->supply = devm_regulator_get(dev, "power");  in max96755f_i2c_probe()
292 	if (IS_ERR(max96755f->supply))  in max96755f_i2c_probe()
293 		return dev_err_probe(dev, PTR_ERR(max96755f->supply),  in max96755f_i2c_probe()
296 	max96755f->lock_gpio = devm_gpiod_get_optional(dev, "lock", GPIOD_IN);  in max96755f_i2c_probe()
297 	if (IS_ERR(max96755f->lock_gpio))  in max96755f_i2c_probe()
298 		return dev_err_probe(dev, PTR_ERR(max96755f->lock_gpio),  in max96755f_i2c_probe()
301 	max96755f->enable_gpio = devm_gpiod_get_optional(dev, "enable", GPIOD_ASIS);  in max96755f_i2c_probe()
302 	if (IS_ERR(max96755f->enable_gpio)) {  in max96755f_i2c_probe()
303 		return dev_err_probe(dev, PTR_ERR(max96755f->enable_gpio),  in max96755f_i2c_probe()
307 	max96755f->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_ASIS);  in max96755f_i2c_probe()
308 	if (IS_ERR(max96755f->reset_gpio))  in max96755f_i2c_probe()
309 		return dev_err_probe(dev, PTR_ERR(max96755f->reset_gpio),  in max96755f_i2c_probe()
312 	max96755f->regmap = devm_regmap_init_i2c(client, &max96755f_regmap_config);  in max96755f_i2c_probe()
313 	if (IS_ERR(max96755f->regmap))  in max96755f_i2c_probe()
314 		return dev_err_probe(dev, PTR_ERR(max96755f->regmap),  in max96755f_i2c_probe()
317 	max96755f->extcon = devm_extcon_dev_allocate(dev, max96755f_cable);  in max96755f_i2c_probe()
318 	if (IS_ERR(max96755f->extcon))  in max96755f_i2c_probe()
319 		return dev_err_probe(dev, PTR_ERR(max96755f->extcon),  in max96755f_i2c_probe()
322 	ret = devm_extcon_dev_register(dev, max96755f->extcon);  in max96755f_i2c_probe()
327 	ret = max96755f_power_on(max96755f);  in max96755f_i2c_probe()
331 	ret = devm_add_action_or_reset(dev, max96755f_power_off, max96755f);  in max96755f_i2c_probe()
344 		ret = i2c_mux_add_adapter(max96755f->muxc, 0, nr, 0);  in max96755f_i2c_probe()
346 			i2c_mux_del_adapters(max96755f->muxc);  in max96755f_i2c_probe()
351 	ret = max96755f_sysfs_add(max96755f);  in max96755f_i2c_probe()
360 	struct max96755f *max96755f = i2c_get_clientdata(client);  in max96755f_i2c_remove()  local
362 	i2c_mux_del_adapters(max96755f->muxc);  in max96755f_i2c_remove()
369 	struct max96755f *max96755f = i2c_get_clientdata(client);  in max96755f_i2c_shutdown()  local
371 	max96755f_power_off(max96755f);  in max96755f_i2c_shutdown()
376 	struct max96755f *max96755f = dev_get_drvdata(dev);  in max96755f_suspend()  local
378 	regcache_mark_dirty(max96755f->regmap);  in max96755f_suspend()
379 	regcache_cache_only(max96755f->regmap, true);  in max96755f_suspend()
386 	struct max96755f *max96755f = dev_get_drvdata(dev);  in max96755f_resume()  local
388 	regcache_cache_only(max96755f->regmap, false);  in max96755f_resume()
389 	regcache_sync(max96755f->regmap);  in max96755f_resume()