Lines Matching refs:psu
98 static ssize_t ibm_cffps_read_input_history(struct ibm_cffps *psu,
107 .addr = psu->client->addr,
108 .flags = psu->client->flags,
112 .addr = psu->client->addr,
113 .flags = psu->client->flags | I2C_M_RD,
120 mutex_lock(&psu->input_history.update_lock);
121 if (time_after(jiffies, psu->input_history.last_update + HZ)) {
126 rc = i2c_transfer(psu->client->adapter, msg, 2);
128 mutex_unlock(&psu->input_history.update_lock);
132 psu->input_history.byte_count = msgbuf1[0];
133 memcpy(psu->input_history.data, &msgbuf1[1],
135 psu->input_history.last_update = jiffies;
138 mutex_unlock(&psu->input_history.update_lock);
142 psu->input_history.data,
143 psu->input_history.byte_count);
153 struct ibm_cffps *psu = to_psu(idxp, idx);
156 pmbus_set_page(psu->client, 0, 0xff);
160 return ibm_cffps_read_input_history(psu, buf, count, ppos);
174 if (psu->version == cffps1) {
175 rc = i2c_smbus_read_word_swapped(psu->client,
178 rc = i2c_smbus_read_word_data(psu->client,
188 rc = i2c_smbus_read_word_swapped(psu->client, CFFPS_CCIN_CMD);
195 switch (psu->version) {
198 rc = i2c_smbus_read_byte_data(psu->client,
211 rc = i2c_smbus_read_word_data(psu->client,
227 rc = i2c_smbus_read_byte_data(psu->client,
238 rc = i2c_smbus_read_block_data(psu->client, cmd, data);
257 struct ibm_cffps *psu = to_psu(idxp, idx);
261 pmbus_set_page(psu->client, 0, 0xff);
267 rc = i2c_smbus_write_byte_data(psu->client,
378 struct ibm_cffps *psu = container_of(led_cdev, struct ibm_cffps, led);
385 if (psu->led_state != CFFPS_LED_BLINK)
391 dev_dbg(&psu->client->dev, "LED brightness set: %d. Command: %d.\n",
394 pmbus_set_page(psu->client, 0, 0xff);
396 rc = i2c_smbus_write_byte_data(psu->client, CFFPS_SYS_CONFIG_CMD,
401 psu->led_state = next_led_state;
412 struct ibm_cffps *psu = container_of(led_cdev, struct ibm_cffps, led);
414 dev_dbg(&psu->client->dev, "LED blink set.\n");
416 pmbus_set_page(psu->client, 0, 0xff);
418 rc = i2c_smbus_write_byte_data(psu->client, CFFPS_SYS_CONFIG_CMD,
423 psu->led_state = CFFPS_LED_BLINK;
431 static void ibm_cffps_create_led_class(struct ibm_cffps *psu)
434 struct i2c_client *client = psu->client;
437 snprintf(psu->led_name, sizeof(psu->led_name), "%s-%02x", client->name,
439 psu->led.name = psu->led_name;
440 psu->led.max_brightness = LED_FULL;
441 psu->led.brightness_set_blocking = ibm_cffps_led_brightness_set;
442 psu->led.blink_set = ibm_cffps_led_blink_set;
444 rc = devm_led_classdev_register(dev, &psu->led);
490 struct ibm_cffps *psu;
541 psu = devm_kzalloc(&client->dev, sizeof(*psu), GFP_KERNEL);
542 if (!psu)
545 psu->version = vs;
546 psu->client = client;
547 mutex_init(&psu->input_history.update_lock);
548 psu->input_history.last_update = jiffies - HZ;
550 ibm_cffps_create_led_class(psu);
562 psu->debugfs_entries[i] = i;
565 &psu->debugfs_entries[CFFPS_DEBUGFS_INPUT_HISTORY],
568 &psu->debugfs_entries[CFFPS_DEBUGFS_FRU],
571 &psu->debugfs_entries[CFFPS_DEBUGFS_PN],
574 &psu->debugfs_entries[CFFPS_DEBUGFS_HEADER],
577 &psu->debugfs_entries[CFFPS_DEBUGFS_SN],
580 &psu->debugfs_entries[CFFPS_DEBUGFS_MAX_POWER_OUT],
583 &psu->debugfs_entries[CFFPS_DEBUGFS_CCIN],
586 &psu->debugfs_entries[CFFPS_DEBUGFS_FW],
589 &psu->debugfs_entries[CFFPS_DEBUGFS_ON_OFF_CONFIG],