Lines Matching full:adap
59 struct cht_wc_i2c_adap *adap = data; in cht_wc_i2c_adap_thread_handler() local
62 mutex_lock(&adap->adap_lock); in cht_wc_i2c_adap_thread_handler()
65 ret = regmap_read(adap->regmap, CHT_WC_EXTCHGRIRQ, ®); in cht_wc_i2c_adap_thread_handler()
67 dev_err(&adap->adapter.dev, "Error reading extchgrirq reg\n"); in cht_wc_i2c_adap_thread_handler()
68 mutex_unlock(&adap->adap_lock); in cht_wc_i2c_adap_thread_handler()
72 reg &= ~adap->irq_mask; in cht_wc_i2c_adap_thread_handler()
75 ret = regmap_read(adap->regmap, CHT_WC_I2C_RDDATA, &adap->read_data); in cht_wc_i2c_adap_thread_handler()
77 adap->io_error = true; in cht_wc_i2c_adap_thread_handler()
83 ret = regmap_write(adap->regmap, CHT_WC_EXTCHGRIRQ, reg); in cht_wc_i2c_adap_thread_handler()
85 dev_err(&adap->adapter.dev, "Error writing extchgrirq reg\n"); in cht_wc_i2c_adap_thread_handler()
88 adap->io_error |= !!(reg & CHT_WC_EXTCHGRIRQ_NACK_IRQ); in cht_wc_i2c_adap_thread_handler()
89 adap->done = true; in cht_wc_i2c_adap_thread_handler()
92 mutex_unlock(&adap->adap_lock); in cht_wc_i2c_adap_thread_handler()
95 wake_up(&adap->wait); in cht_wc_i2c_adap_thread_handler()
104 generic_handle_irq_safe(adap->client_irq); in cht_wc_i2c_adap_thread_handler()
109 static u32 cht_wc_i2c_adap_func(struct i2c_adapter *adap) in cht_wc_i2c_adap_func() argument
120 struct cht_wc_i2c_adap *adap = i2c_get_adapdata(_adap); in cht_wc_i2c_adap_smbus_xfer() local
123 mutex_lock(&adap->adap_lock); in cht_wc_i2c_adap_smbus_xfer()
124 adap->io_error = false; in cht_wc_i2c_adap_smbus_xfer()
125 adap->done = false; in cht_wc_i2c_adap_smbus_xfer()
126 mutex_unlock(&adap->adap_lock); in cht_wc_i2c_adap_smbus_xfer()
128 ret = regmap_write(adap->regmap, CHT_WC_I2C_CLIENT_ADDR, addr); in cht_wc_i2c_adap_smbus_xfer()
133 ret = regmap_write(adap->regmap, CHT_WC_I2C_WRDATA, data->byte); in cht_wc_i2c_adap_smbus_xfer()
138 ret = regmap_write(adap->regmap, CHT_WC_I2C_REG_OFFSET, command); in cht_wc_i2c_adap_smbus_xfer()
142 ret = regmap_write(adap->regmap, CHT_WC_I2C_CTRL, in cht_wc_i2c_adap_smbus_xfer()
148 ret = wait_event_timeout(adap->wait, adap->done, msecs_to_jiffies(30)); in cht_wc_i2c_adap_smbus_xfer()
154 cht_wc_i2c_adap_thread_handler(0, adap); in cht_wc_i2c_adap_smbus_xfer()
155 if (!adap->done) in cht_wc_i2c_adap_smbus_xfer()
160 mutex_lock(&adap->adap_lock); in cht_wc_i2c_adap_smbus_xfer()
161 if (adap->io_error) in cht_wc_i2c_adap_smbus_xfer()
164 data->byte = adap->read_data; in cht_wc_i2c_adap_smbus_xfer()
165 mutex_unlock(&adap->adap_lock); in cht_wc_i2c_adap_smbus_xfer()
223 struct cht_wc_i2c_adap *adap = irq_data_get_irq_chip_data(data); in cht_wc_i2c_irq_lock() local
225 mutex_lock(&adap->irqchip_lock); in cht_wc_i2c_irq_lock()
230 struct cht_wc_i2c_adap *adap = irq_data_get_irq_chip_data(data); in cht_wc_i2c_irq_sync_unlock() local
233 if (adap->irq_mask != adap->old_irq_mask) { in cht_wc_i2c_irq_sync_unlock()
234 ret = regmap_write(adap->regmap, CHT_WC_EXTCHGRIRQ_MSK, in cht_wc_i2c_irq_sync_unlock()
235 adap->irq_mask); in cht_wc_i2c_irq_sync_unlock()
237 adap->old_irq_mask = adap->irq_mask; in cht_wc_i2c_irq_sync_unlock()
239 dev_err(&adap->adapter.dev, "Error writing EXTCHGRIRQ_MSK\n"); in cht_wc_i2c_irq_sync_unlock()
242 mutex_unlock(&adap->irqchip_lock); in cht_wc_i2c_irq_sync_unlock()
247 struct cht_wc_i2c_adap *adap = irq_data_get_irq_chip_data(data); in cht_wc_i2c_irq_enable() local
249 adap->irq_mask &= ~CHT_WC_EXTCHGRIRQ_CLIENT_IRQ; in cht_wc_i2c_irq_enable()
254 struct cht_wc_i2c_adap *adap = irq_data_get_irq_chip_data(data); in cht_wc_i2c_irq_disable() local
256 adap->irq_mask |= CHT_WC_EXTCHGRIRQ_CLIENT_IRQ; in cht_wc_i2c_irq_disable()
430 struct cht_wc_i2c_adap *adap; in cht_wc_i2c_adap_i2c_probe() local
437 adap = devm_kzalloc(&pdev->dev, sizeof(*adap), GFP_KERNEL); in cht_wc_i2c_adap_i2c_probe()
438 if (!adap) in cht_wc_i2c_adap_i2c_probe()
441 init_waitqueue_head(&adap->wait); in cht_wc_i2c_adap_i2c_probe()
442 mutex_init(&adap->adap_lock); in cht_wc_i2c_adap_i2c_probe()
443 mutex_init(&adap->irqchip_lock); in cht_wc_i2c_adap_i2c_probe()
444 adap->irqchip = cht_wc_i2c_irq_chip; in cht_wc_i2c_adap_i2c_probe()
445 adap->regmap = pmic->regmap; in cht_wc_i2c_adap_i2c_probe()
446 adap->adapter.owner = THIS_MODULE; in cht_wc_i2c_adap_i2c_probe()
447 adap->adapter.class = I2C_CLASS_HWMON; in cht_wc_i2c_adap_i2c_probe()
448 adap->adapter.algo = &cht_wc_i2c_adap_algo; in cht_wc_i2c_adap_i2c_probe()
449 adap->adapter.lock_ops = &cht_wc_i2c_adap_lock_ops; in cht_wc_i2c_adap_i2c_probe()
450 strscpy(adap->adapter.name, "PMIC I2C Adapter", in cht_wc_i2c_adap_i2c_probe()
451 sizeof(adap->adapter.name)); in cht_wc_i2c_adap_i2c_probe()
452 adap->adapter.dev.parent = &pdev->dev; in cht_wc_i2c_adap_i2c_probe()
455 adap->old_irq_mask = adap->irq_mask = ~CHT_WC_EXTCHGRIRQ_ADAP_IRQMASK; in cht_wc_i2c_adap_i2c_probe()
457 ret = regmap_read(adap->regmap, CHT_WC_I2C_RDDATA, ®); in cht_wc_i2c_adap_i2c_probe()
461 ret = regmap_write(adap->regmap, CHT_WC_EXTCHGRIRQ, ~adap->irq_mask); in cht_wc_i2c_adap_i2c_probe()
465 ret = regmap_write(adap->regmap, CHT_WC_EXTCHGRIRQ_MSK, adap->irq_mask); in cht_wc_i2c_adap_i2c_probe()
470 adap->irq_domain = irq_domain_create_linear(NULL, 1, &irq_domain_simple_ops, NULL); in cht_wc_i2c_adap_i2c_probe()
471 if (!adap->irq_domain) in cht_wc_i2c_adap_i2c_probe()
474 adap->client_irq = irq_create_mapping(adap->irq_domain, 0); in cht_wc_i2c_adap_i2c_probe()
475 if (!adap->client_irq) { in cht_wc_i2c_adap_i2c_probe()
480 irq_set_chip_data(adap->client_irq, adap); in cht_wc_i2c_adap_i2c_probe()
481 irq_set_chip_and_handler(adap->client_irq, &adap->irqchip, in cht_wc_i2c_adap_i2c_probe()
486 IRQF_ONESHOT, "PMIC I2C Adapter", adap); in cht_wc_i2c_adap_i2c_probe()
490 i2c_set_adapdata(&adap->adapter, adap); in cht_wc_i2c_adap_i2c_probe()
491 ret = i2c_add_adapter(&adap->adapter); in cht_wc_i2c_adap_i2c_probe()
514 board_info->irq = adap->client_irq; in cht_wc_i2c_adap_i2c_probe()
515 adap->client = i2c_new_client_device(&adap->adapter, board_info); in cht_wc_i2c_adap_i2c_probe()
516 if (IS_ERR(adap->client)) { in cht_wc_i2c_adap_i2c_probe()
517 ret = PTR_ERR(adap->client); in cht_wc_i2c_adap_i2c_probe()
522 platform_set_drvdata(pdev, adap); in cht_wc_i2c_adap_i2c_probe()
526 i2c_del_adapter(&adap->adapter); in cht_wc_i2c_adap_i2c_probe()
528 irq_domain_remove(adap->irq_domain); in cht_wc_i2c_adap_i2c_probe()
534 struct cht_wc_i2c_adap *adap = platform_get_drvdata(pdev); in cht_wc_i2c_adap_i2c_remove() local
536 i2c_unregister_device(adap->client); in cht_wc_i2c_adap_i2c_remove()
537 i2c_del_adapter(&adap->adapter); in cht_wc_i2c_adap_i2c_remove()
538 irq_domain_remove(adap->irq_domain); in cht_wc_i2c_adap_i2c_remove()