mwifiex: add rx histogram statistics support
This patch add a new debugfs item histogram used for reporting
rx data packet statitics(rx rate, snr, noise floor, signal strenth)
to userspace.
Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index b3e23f6..6f7e060 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -582,6 +582,8 @@
struct idr ack_status_frames;
/* spin lock for ack status */
spinlock_t ack_status_lock;
+ /** rx histogram data */
+ struct mwifiex_histogram_data *hist_data;
};
enum mwifiex_ba_status {
@@ -1350,6 +1352,14 @@
mwifiex_clone_skb_for_tx_status(struct mwifiex_private *priv,
struct sk_buff *skb, u8 flag, u64 *cookie);
+void mwifiex_hist_data_set(struct mwifiex_private *priv, u8 rx_rate, s8 snr,
+ s8 nflr);
+void mwifiex_hist_data_reset(struct mwifiex_private *priv);
+void mwifiex_hist_data_add(struct mwifiex_private *priv,
+ u8 rx_rate, s8 snr, s8 nflr);
+u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv,
+ u8 rx_rate, u8 ht_info);
+
#ifdef CONFIG_DEBUG_FS
void mwifiex_debugfs_init(void);
void mwifiex_debugfs_remove(void);