From: Wey-Yi Guy Date: Tue, 10 Mar 2009 21:35:08 +0000 (-0700) Subject: iwlwifi: add rf information in rate_scale debugfs command X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=adb7b5e62ba84b57692ebfa12f4b80d6cf0801a9;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git iwlwifi: add rf information in rate_scale debugfs command Adding more Radio information when displaying rate_scale_table. This can help to understand how many antenna and the current RF condition such as SISO, MIMO2, MIMO3. Signed-off-by: Wey-Yi Guy Signed-off-by: Reinette Chatre Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 039ad5769d3..9bcebf2f460 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -2527,6 +2527,7 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file, struct iwl_lq_sta *lq_sta = file->private_data; struct iwl_priv *priv; + struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]); priv = lq_sta->drv; buff = kmalloc(1024, GFP_KERNEL); @@ -2543,6 +2544,16 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file, (priv->hw_params.valid_tx_ant & ANT_A) ? "ANT_A," : "", (priv->hw_params.valid_tx_ant & ANT_B) ? "ANT_B," : "", (priv->hw_params.valid_tx_ant & ANT_C) ? "ANT_C" : ""); + desc += sprintf(buff+desc, "lq type %s\n", + (is_legacy(tbl->lq_type)) ? "legacy" : "HT"); + if (is_Ht(tbl->lq_type)) { + desc += sprintf(buff+desc, " %s", + (is_siso(tbl->lq_type)) ? "SISO" : + ((is_mimo2(tbl->lq_type)) ? "MIMO2" : "MIMO3")); + desc += sprintf(buff+desc, " %s", + (tbl->is_fat) ? "40MHz" : "20MHz"); + desc += sprintf(buff+desc, " %s\n", (tbl->is_SGI) ? "SGI" : ""); + } desc += sprintf(buff+desc, "general:" "flags=0x%X mimo-d=%d s-ant0x%x d-ant=0x%x\n", lq_sta->lq.general_params.flags,