Lines Matching defs:buf
73 static ssize_t q54sj108a2_debugfs_read(struct file *file, char __user *buf,
172 return simple_read_from_buffer(buf, count, ppos, data, rc);
175 static ssize_t q54sj108a2_debugfs_write(struct file *file, const char __user *buf,
191 rc = kstrtou8_from_user(buf, count, 0, &dst_data);
221 rc = kstrtou8_from_user(buf, count, 0, &dst_data);
231 rc = kstrtou8_from_user(buf, count, 0, &dst_data);
247 rc = kstrtou8_from_user(buf, count, 0, &dst_data);
280 u8 buf[I2C_SMBUS_BLOCK_MAX + 1];
298 ret = i2c_smbus_read_block_data(client, PMBUS_MFR_ID, buf);
303 if (ret != 6 || strncmp(buf, "DELTA", 5)) {
304 buf[ret] = '\0';
305 dev_err(dev, "Unsupported Manufacturer ID '%s'\n", buf);
312 ret = i2c_smbus_read_block_data(client, PMBUS_MFR_MODEL, buf);
317 if (ret != 14 || strncmp(buf, "Q54SJ108A2", 10)) {
318 buf[ret] = '\0';
319 dev_err(dev, "Unsupported Manufacturer Model '%s'\n", buf);
323 ret = i2c_smbus_read_block_data(client, PMBUS_MFR_REVISION, buf);
328 if (ret != 4 || buf[0] != 'S') {
329 buf[ret] = '\0';
330 dev_err(dev, "Unsupported Manufacturer Revision '%s'\n", buf);