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authorVladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>2014-06-16 18:37:07 +0200
committerJohn W. Linville <linville@tuxdriver.com>2014-06-19 21:49:24 +0200
commitd5b1c32f51fc27f4fff77878e83949d665124f7d (patch)
tree364c7c3a49fec3c87ed72928acae1b41e47e793a /drivers/net/wireless/ath/wil6210
parentwil6210: Allow driver load if FW not ready (diff)
downloadlinux-d5b1c32f51fc27f4fff77878e83949d665124f7d.tar.xz
linux-d5b1c32f51fc27f4fff77878e83949d665124f7d.zip
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>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210')
-rw-r--r--drivers/net/wireless/ath/wil6210/debugfs.c2
-rw-r--r--drivers/net/wireless/ath/wil6210/rx_reorder.c1
-rw-r--r--drivers/net/wireless/ath/wil6210/wil6210.h1
3 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 9c1102304b93..3c3abb6f30fe 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -745,7 +745,7 @@ static void wil_print_rxtid(struct seq_file *s, struct wil_tid_ampdu_rx *r)
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 747ae1275877..180ca4793904 100644
--- a/drivers/net/wireless/ath/wil6210/rx_reorder.c
+++ b/drivers/net/wireless/ath/wil6210/rx_reorder.c
@@ -116,6 +116,7 @@ void wil_rx_reorder(struct wil6210_priv *wil, struct sk_buff *skb)
/* frame with out of date sequence number */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 ede4c9f5f5c2..4cbb8cec29c6 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -304,6 +304,7 @@ struct wil_tid_ampdu_rx {
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? */
};