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iwlwifi: mvm: add debugfs entry to trigger a dump as any time-point
This is used for different tests collecting different types of debug data from fw (e.g latency issues, hw issues etc). Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Link: https://lore.kernel.org/r/iwlwifi.20210131201908.0db829694810.I001f39d34ae46c87870d9bd94a4baaa3250578d1@changeid Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
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1 changed files with 19 additions and 0 deletions
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@ -1349,6 +1349,24 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
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return count;
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}
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static ssize_t iwl_dbgfs_dbg_time_point_write(struct iwl_mvm *mvm,
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char *buf, size_t count,
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loff_t *ppos)
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{
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u32 timepoint;
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if (kstrtou32(buf, 0, &timepoint))
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return -EINVAL;
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if (timepoint == IWL_FW_INI_TIME_POINT_INVALID ||
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timepoint >= IWL_FW_INI_TIME_POINT_NUM)
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return -EINVAL;
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iwl_dbg_tlv_time_point(&mvm->fwrt, timepoint, NULL);
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return count;
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}
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#define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__)
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#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
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static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file,
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@ -1786,6 +1804,7 @@ MVM_DEBUGFS_WRITE_FILE_OPS(bt_force_ant, 10);
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MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
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MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
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MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 64);
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MVM_DEBUGFS_WRITE_FILE_OPS(dbg_time_point, 64);
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MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl,
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(IWL_RSS_INDIRECTION_TABLE_SIZE * 2));
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MVM_DEBUGFS_WRITE_FILE_OPS(inject_packet, 512);
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