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Commit adb7b5e6 authored by Wey-Yi Guy's avatar Wey-Yi Guy Committed by John W. Linville
Browse files

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: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent d8ae4f52

drivers/net/wireless/iwlwifi/iwl-agn-rs.c

+11 −0
Original line number Diff line number Diff line
@@ -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,