hwmon/pmbus/ibm-cffps.c

83 	struct ibm_cffps *psu = file->private_data;
86 			.addr = psu->client->addr,
87 			.flags = psu->client->flags,
91 			.addr = psu->client->addr,
92 			.flags = psu->client->flags | I2C_M_RD,
94 			.buf = psu->input_history,
99 		rc = pmbus_lock_interruptible(psu->client);
103 		rc = pmbus_set_page(psu->client, 0, 0xff);
105 			pmbus_unlock(psu->client);
113 		rc = i2c_transfer(psu->client->adapter, msg, 2);
114 		pmbus_unlock(psu->client);
120 				       psu->input_history + 1,
121 				       psu->input_history[0]);
136 	struct ibm_cffps *psu = to_psu(idxp, idx);
139 	rc = pmbus_lock_interruptible(psu->client);
143 	rc = pmbus_set_page(psu->client, 0, 0xff);
149 		if (psu->version == cffps1)
150 			rc = i2c_smbus_read_word_swapped(psu->client, PMBUS_MFR_POUT_MAX);
152 			rc = i2c_smbus_read_word_data(psu->client, PMBUS_MFR_POUT_MAX);
157 		rc = i2c_smbus_read_word_swapped(psu->client, CFFPS_CCIN_CMD);
162 		switch (psu->version) {
165 				rc = i2c_smbus_read_byte_data(psu->client, CFFPS_FW_CMD + i);
176 				rc = i2c_smbus_read_word_data(psu->client, CFFPS_FW_CMD + i);
191 		rc = i2c_smbus_read_byte_data(psu->client, PMBUS_ON_OFF_CONFIG);
201 	pmbus_unlock(psu->client);
219 	struct ibm_cffps *psu = to_psu(idxp, idx);
227 		rc = pmbus_lock_interruptible(psu->client);
231 		rc = pmbus_set_page(psu->client, 0, 0xff);
233 			pmbus_unlock(psu->client);
237 		rc = i2c_smbus_write_byte_data(psu->client, PMBUS_ON_OFF_CONFIG, data);
238 		pmbus_unlock(psu->client);
348 	struct ibm_cffps *psu = container_of(led_cdev, struct ibm_cffps, led);
355 		if (psu->led_state != CFFPS_LED_BLINK)
361 	dev_dbg(&psu->client->dev, "LED brightness set: %d. Command: %d.\n",
364 	rc = pmbus_lock_interruptible(psu->client);
368 	rc = pmbus_set_page(psu->client, 0, 0xff);
370 		pmbus_unlock(psu->client);
374 	rc = i2c_smbus_write_byte_data(psu->client, CFFPS_SYS_CONFIG_CMD,
376 	pmbus_unlock(psu->client);
380 	psu->led_state = next_led_state;
391 	struct ibm_cffps *psu = container_of(led_cdev, struct ibm_cffps, led);
393 	dev_dbg(&psu->client->dev, "LED blink set.\n");
395 	rc = pmbus_lock_interruptible(psu->client);
399 	rc = pmbus_set_page(psu->client, 0, 0xff);
401 		pmbus_unlock(psu->client);
405 	rc = i2c_smbus_write_byte_data(psu->client, CFFPS_SYS_CONFIG_CMD,
407 	pmbus_unlock(psu->client);
411 	psu->led_state = CFFPS_LED_BLINK;
419 static void ibm_cffps_create_led_class(struct ibm_cffps *psu)
422 	struct i2c_client *client = psu->client;
425 	snprintf(psu->led_name, sizeof(psu->led_name), "%s-%02x", client->name,
427 	psu->led.name = psu->led_name;
428 	psu->led.max_brightness = LED_FULL;
429 	psu->led.brightness_set_blocking = ibm_cffps_led_brightness_set;
430 	psu->led.blink_set = ibm_cffps_led_blink_set;
432 	rc = devm_led_classdev_register(dev, &psu->led);
487 	struct ibm_cffps *psu;
549 	psu = devm_kzalloc(&client->dev, sizeof(*psu), GFP_KERNEL);
550 	if (!psu)
553 	psu->version = vs;
554 	psu->client = client;
556 	ibm_cffps_create_led_class(psu);
564 		psu->debugfs_entries[i] = i;
566 	debugfs_create_file("input_history", 0444, debugfs, psu, &ibm_cffps_input_history_fops);
568 			    &psu->debugfs_entries[CFFPS_DEBUGFS_MAX_POWER_OUT],
571 			    &psu->debugfs_entries[CFFPS_DEBUGFS_CCIN],
574 			    &psu->debugfs_entries[CFFPS_DEBUGFS_FW],
577 			    &psu->debugfs_entries[CFFPS_DEBUGFS_ON_OFF_CONFIG],