wil6210: BACK: track last dropped SSN
Track and print on debugfs
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 9c11023..3c3abb6 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -745,7 +745,7 @@
else
seq_printf(s, "%c", r->reorder_buf[i] ? '*' : '_');
}
- seq_puts(s, "]\n");
+ seq_printf(s, "] last drop 0x%03x\n", r->ssn_last_drop);
}
static int wil_sta_debugfs_show(struct seq_file *s, void *data)
diff --git a/drivers/net/wireless/ath/wil6210/rx_reorder.c b/drivers/net/wireless/ath/wil6210/rx_reorder.c
index 747ae12..180ca47 100644
--- a/drivers/net/wireless/ath/wil6210/rx_reorder.c
+++ b/drivers/net/wireless/ath/wil6210/rx_reorder.c
@@ -116,6 +116,7 @@
/* frame with out of date sequence number */
if (seq_less(seq, r->head_seq_num)) {
+ r->ssn_last_drop = seq;
dev_kfree_skb(skb);
goto out;
}
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index ede4c9f..4cbb8ce 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -304,6 +304,7 @@
u16 ssn;
u16 buf_size;
u16 timeout;
+ u16 ssn_last_drop;
u8 dialog_token;
bool first_time; /* is it 1-st time this buffer used? */
};