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authorWey-Yi Guy <wey-yi.w.guy@intel.com>2009-03-10 14:35:08 -0700
committerJohn W. Linville <linville@tuxdriver.com>2009-03-16 18:09:43 -0400
commitadb7b5e62ba84b57692ebfa12f4b80d6cf0801a9 (patch)
tree84e6b2f722e227d33ab49498538974704dd937fa
parentd8ae4f52d8244cc4a0f0983e65dfc31739739de9 (diff)
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 <wey-yi.w.guy@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c11
1 files changed, 11 insertions, 0 deletions
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,