hwmon/pmbus/q54sj108a2.c

76 	int rc;
86 		rc = i2c_smbus_read_byte_data(psu->client, PMBUS_OPERATION);
87 		if (rc < 0)
88 			return rc;
90 		rc = snprintf(data, 3, "%02x", rc);
93 		rc = i2c_smbus_read_byte_data(psu->client, PMBUS_WRITE_PROTECT);
94 		if (rc < 0)
95 			return rc;
97 		rc = snprintf(data, 3, "%02x", rc);
100 		rc = i2c_smbus_read_byte_data(psu->client, PMBUS_VOUT_OV_FAULT_RESPONSE);
101 		if (rc < 0)
102 			return rc;
104 		rc = snprintf(data, 3, "%02x", rc);
107 		rc = i2c_smbus_read_byte_data(psu->client, PMBUS_IOUT_OC_FAULT_RESPONSE);
108 		if (rc < 0)
109 			return rc;
111 		rc = snprintf(data, 3, "%02x", rc);
114 		rc = i2c_smbus_read_byte_data(psu->client, PMBUS_REVISION);
115 		if (rc < 0)
116 			return rc;
118 		rc = snprintf(data, 3, "%02x", rc);
121 		rc = i2c_smbus_read_block_data(psu->client, PMBUS_MFR_ID, data);
122 		if (rc < 0)
123 			return rc;
126 		rc = i2c_smbus_read_block_data(psu->client, PMBUS_MFR_MODEL, data);
127 		if (rc < 0)
128 			return rc;
131 		rc = i2c_smbus_read_block_data(psu->client, PMBUS_MFR_REVISION, data);
132 		if (rc < 0)
133 			return rc;
136 		rc = i2c_smbus_read_block_data(psu->client, PMBUS_MFR_LOCATION, data);
137 		if (rc < 0)
138 			return rc;
141 		rc = i2c_smbus_read_byte_data(psu->client, READ_HISTORY_EVENT_NUMBER);
142 		if (rc < 0)
143 			return rc;
145 		rc = snprintf(data, 3, "%02x", rc);
148 		rc = i2c_smbus_read_block_data(psu->client, READ_HISTORY_EVENTS, data);
149 		if (rc < 0)
150 			return rc;
153 		rc = res - data;
157 		rc = i2c_smbus_read_block_data(psu->client, PMBUS_FLASH_KEY_WRITE, data);
158 		if (rc < 0)
159 			return rc;
162 		rc = res - data;
169 	data[rc] = '\n';
170 	rc += 2;
172 	return simple_read_from_buffer(buf, count, ppos, data, rc);
180 	ssize_t rc;
185 	rc = i2c_smbus_write_byte_data(psu->client, PMBUS_WRITE_PROTECT, 0);
186 	if (rc)
187 		return rc;
191 		rc = kstrtou8_from_user(buf, count, 0, &dst_data);
192 		if (rc < 0)
193 			return rc;
195 		rc = i2c_smbus_write_byte_data(psu->client, PMBUS_OPERATION, dst_data);
196 		if (rc < 0)
197 			return rc;
201 		rc = i2c_smbus_write_byte(psu->client, PMBUS_CLEAR_FAULTS);
202 		if (rc < 0)
203 			return rc;
211 		rc = i2c_smbus_write_block_data(psu->client, PMBUS_FLASH_KEY_WRITE, 4, flash_key);
212 		if (rc < 0)
213 			return rc;
215 		rc = i2c_smbus_write_byte(psu->client, STORE_DEFAULT_ALL);
216 		if (rc < 0)
217 			return rc;
221 		rc = kstrtou8_from_user(buf, count, 0, &dst_data);
222 		if (rc < 0)
223 			return rc;
225 		rc = i2c_smbus_write_byte_data(psu->client, PMBUS_VOUT_OV_FAULT_RESPONSE, dst_data);
226 		if (rc < 0)
227 			return rc;
231 		rc = kstrtou8_from_user(buf, count, 0, &dst_data);
232 		if (rc < 0)
233 			return rc;
235 		rc = i2c_smbus_write_byte_data(psu->client, PMBUS_IOUT_OC_FAULT_RESPONSE, dst_data);
236 		if (rc < 0)
237 			return rc;
241 		rc = i2c_smbus_write_byte(psu->client, ERASE_BLACKBOX_DATA);
242 		if (rc < 0)
243 			return rc;
247 		rc = kstrtou8_from_user(buf, count, 0, &dst_data);
248 		if (rc < 0)
249 			return rc;
251 		rc = i2c_smbus_write_byte_data(psu->client, SET_HISTORY_EVENT_OFFSET, dst_data);
252 		if (rc < 0)
253 			return rc;