| 161 | } |
| 162 | |
| 163 | static int |
| 164 | read_wq_int(struct rte_dsa_device *dev, const char *filename, |
| 165 | int *value) |
| 166 | { |
| 167 | char sysfs_node[PATH_MAX]; |
| 168 | FILE *f; |
| 169 | int ret = 0; |
| 170 | |
| 171 | snprintf(sysfs_node, sizeof(sysfs_node), "%s/%s/%s", |
| 172 | dsa_get_sysfs_path(), dev->wq_name, filename); |
| 173 | f = fopen(sysfs_node, "r"); |
| 174 | if (f == NULL) { |
| 175 | IDXD_PMD_ERR("%s(): opening file '%s' failed: %s", |
| 176 | __func__, sysfs_node, strerror(errno)); |
| 177 | return -1; |
| 178 | } |
| 179 | |
| 180 | if (fscanf(f, "%d", value) != 1) { |
| 181 | IDXD_PMD_ERR("%s(): error reading file '%s': %s", |
| 182 | __func__, sysfs_node, strerror(errno)); |
| 183 | ret = -1; |
| 184 | } |
| 185 | |
| 186 | fclose(f); |
| 187 | return ret; |
| 188 | } |
| 189 | |
| 190 | static int |
| 191 | read_device_int(struct rte_dsa_device *dev, const char *filename, |
no test coverage detected