diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/debugfs.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c index c1aa4360736b..ca3b1a461dea 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c @@ -320,10 +320,45 @@ out: FWRT_DEBUGFS_WRITE_FILE_OPS(send_hcmd, 512); +static ssize_t iwl_dbgfs_fw_dbg_domain_write(struct iwl_fw_runtime *fwrt, + char *buf, size_t count) +{ + u32 new_domain; + int ret; + + if (!iwl_trans_fw_running(fwrt->trans)) + return -EIO; + + ret = kstrtou32(buf, 0, &new_domain); + if (ret) + return ret; + + if (new_domain != fwrt->trans->dbg.domains_bitmap) { + ret = iwl_dbg_tlv_gen_active_trigs(fwrt, new_domain); + if (ret) + return ret; + + iwl_dbg_tlv_time_point(fwrt, IWL_FW_INI_TIME_POINT_PERIODIC, + NULL); + } + + return count; +} + +static ssize_t iwl_dbgfs_fw_dbg_domain_read(struct iwl_fw_runtime *fwrt, + size_t size, char *buf) +{ + return scnprintf(buf, size, "0x%08x\n", + fwrt->trans->dbg.domains_bitmap); +} + +FWRT_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_domain, 20); + void iwl_fwrt_dbgfs_register(struct iwl_fw_runtime *fwrt, struct dentry *dbgfs_dir) { INIT_DELAYED_WORK(&fwrt->timestamp.wk, iwl_fw_timestamp_marker_wk); FWRT_DEBUGFS_ADD_FILE(timestamp_marker, dbgfs_dir, 0200); FWRT_DEBUGFS_ADD_FILE(send_hcmd, dbgfs_dir, 0200); + FWRT_DEBUGFS_ADD_FILE(fw_dbg_domain, dbgfs_dir, 0600); } |