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iwlwifi: mvm: rs: print single stream params via debugfs 

Add this to the info printed when reading rate_scale_table.
Useful for debugging.

Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eyal Shapira 2015-02-02 12:46:22 +02:00 committed by Emmanuel Grumbach
parent 878985ce7e
commit 16c426ff9e
1 changed files with 11 additions and 0 deletions
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11
drivers/net/wireless/iwlwifi/mvm/rs.c
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@ -3323,6 +3323,7 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
struct iwl_mvm *mvm; struct iwl_mvm *mvm;
struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]); struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
struct rs_rate *rate = &tbl->rate; struct rs_rate *rate = &tbl->rate;
u32 ss_params;
mvm = lq_sta->pers.drv; mvm = lq_sta->pers.drv;
buff = kmalloc(2048, GFP_KERNEL); buff = kmalloc(2048, GFP_KERNEL);
if (!buff) if (!buff)
@ -3369,6 +3370,16 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
lq_sta->lq.agg_frame_cnt_limit); lq_sta->lq.agg_frame_cnt_limit);
desc += sprintf(buff+desc, "reduced tpc=%d\n", lq_sta->lq.reduced_tpc); desc += sprintf(buff+desc, "reduced tpc=%d\n", lq_sta->lq.reduced_tpc);
ss_params = le32_to_cpu(lq_sta->lq.ss_params);
desc += sprintf(buff+desc, "single stream params: %s%s%s%s\n",
(ss_params & LQ_SS_PARAMS_VALID) ?
"VALID," : "INVALID",
(ss_params & LQ_SS_BFER_ALLOWED) ?
"BFER," : "",
(ss_params & LQ_SS_STBC_1SS_ALLOWED) ?
"STBC," : "",
(ss_params & LQ_SS_FORCE) ?
"FORCE" : "");
desc += sprintf(buff+desc, desc += sprintf(buff+desc,
"Start idx [0]=0x%x [1]=0x%x [2]=0x%x [3]=0x%x\n", "Start idx [0]=0x%x [1]=0x%x [2]=0x%x [3]=0x%x\n",
lq_sta->lq.initial_rate_index[0], lq_sta->lq.initial_rate_index[0],