diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c | 58 |
1 files changed, 53 insertions, 5 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 90500e2d107b..c529e5355803 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -7,6 +7,7 @@ * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 Intel Deutschland GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -261,17 +262,18 @@ static ssize_t iwl_dbgfs_nic_temp_read(struct file *file, { struct iwl_mvm *mvm = file->private_data; char buf[16]; - int pos, temp; + int pos, ret; + s32 temp; if (!mvm->ucode_loaded) return -EIO; mutex_lock(&mvm->mutex); - temp = iwl_mvm_get_temp(mvm); + ret = iwl_mvm_get_temp(mvm, &temp); mutex_unlock(&mvm->mutex); - if (temp < 0) - return temp; + if (ret) + return -EIO; pos = scnprintf(buf , sizeof(buf), "%d\n", temp); @@ -942,6 +944,47 @@ iwl_dbgfs_scan_ant_rxchain_write(struct iwl_mvm *mvm, char *buf, return count; } +static ssize_t iwl_dbgfs_indirection_tbl_write(struct iwl_mvm *mvm, + char *buf, size_t count, + loff_t *ppos) +{ + struct iwl_rss_config_cmd cmd = { + .flags = cpu_to_le32(IWL_RSS_ENABLE), + .hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP | + IWL_RSS_HASH_TYPE_IPV4_PAYLOAD | + IWL_RSS_HASH_TYPE_IPV6_TCP | + IWL_RSS_HASH_TYPE_IPV6_PAYLOAD, + }; + int ret, i, num_repeats, nbytes = count / 2; + + ret = hex2bin(cmd.indirection_table, buf, nbytes); + if (ret) + return ret; + + /* + * The input is the redirection table, partial or full. + * Repeat the pattern if needed. + * For example, input of 01020F will be repeated 42 times, + * indirecting RSS hash results to queues 1, 2, 15 (skipping + * queues 3 - 14). + */ + num_repeats = ARRAY_SIZE(cmd.indirection_table) / nbytes; + for (i = 1; i < num_repeats; i++) + memcpy(&cmd.indirection_table[i * nbytes], + cmd.indirection_table, nbytes); + /* handle cut in the middle pattern for the last places */ + memcpy(&cmd.indirection_table[i * nbytes], cmd.indirection_table, + ARRAY_SIZE(cmd.indirection_table) % nbytes); + + memcpy(cmd.secret_key, mvm->secret_key, ARRAY_SIZE(cmd.secret_key)); + + mutex_lock(&mvm->mutex); + ret = iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd); + mutex_unlock(&mvm->mutex); + + return ret ?: count; +} + static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -983,7 +1026,7 @@ static ssize_t iwl_dbgfs_cont_recording_write(struct iwl_mvm *mvm, trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) return -EOPNOTSUPP; - ret = kstrtouint(buf, 0, &rec_mode); + ret = kstrtoint(buf, 0, &rec_mode); if (ret) return ret; @@ -1454,6 +1497,7 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(d0i3_refs, 8); MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8); MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 64); MVM_DEBUGFS_WRITE_FILE_OPS(cont_recording, 8); +MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl, 16); #ifdef CONFIG_IWLWIFI_BCAST_FILTERING MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256); @@ -1498,11 +1542,15 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, S_IWUSR); MVM_DEBUGFS_ADD_FILE(send_echo_cmd, mvm->debugfs_dir, S_IWUSR); MVM_DEBUGFS_ADD_FILE(cont_recording, mvm->debugfs_dir, S_IWUSR); + MVM_DEBUGFS_ADD_FILE(indirection_tbl, mvm->debugfs_dir, S_IWUSR); if (!debugfs_create_bool("enable_scan_iteration_notif", S_IRUSR | S_IWUSR, mvm->debugfs_dir, &mvm->scan_iter_notif_enabled)) goto err; + if (!debugfs_create_bool("drop_bcn_ap_mode", S_IRUSR | S_IWUSR, + mvm->debugfs_dir, &mvm->drop_bcn_ap_mode)) + goto err; #ifdef CONFIG_IWLWIFI_BCAST_FILTERING if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) { |