diff options
Diffstat (limited to 'package/mac80211/patches/540-ath9k_rc_debugfs.patch')
| -rw-r--r-- | package/mac80211/patches/540-ath9k_rc_debugfs.patch | 363 |
1 files changed, 0 insertions, 363 deletions
diff --git a/package/mac80211/patches/540-ath9k_rc_debugfs.patch b/package/mac80211/patches/540-ath9k_rc_debugfs.patch deleted file mode 100644 index 4e413f88d1..0000000000 --- a/package/mac80211/patches/540-ath9k_rc_debugfs.patch +++ /dev/null @@ -1,363 +0,0 @@ ---- a/drivers/net/wireless/ath/ath9k/debug.c -+++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -378,95 +378,6 @@ static const struct file_operations fops - .owner = THIS_MODULE - }; - --void ath_debug_stat_rc(struct ath_softc *sc, int final_rate) --{ -- struct ath_rc_stats *stats; -- -- stats = &sc->debug.stats.rcstats[final_rate]; -- stats->success++; --} -- --void ath_debug_stat_retries(struct ath_softc *sc, int rix, -- int xretries, int retries, u8 per) --{ -- struct ath_rc_stats *stats = &sc->debug.stats.rcstats[rix]; -- -- stats->xretries += xretries; -- stats->retries += retries; -- stats->per = per; --} -- --static ssize_t read_file_rcstat(struct file *file, char __user *user_buf, -- size_t count, loff_t *ppos) --{ -- struct ath_softc *sc = file->private_data; -- char *buf; -- unsigned int len = 0, max; -- int i = 0; -- ssize_t retval; -- -- if (sc->cur_rate_table == NULL) -- return 0; -- -- max = 80 + sc->cur_rate_table->rate_cnt * 1024 + 1; -- buf = kmalloc(max, GFP_KERNEL); -- if (buf == NULL) -- return -ENOMEM; -- -- len += sprintf(buf, "%6s %6s %6s " -- "%10s %10s %10s %10s\n", -- "HT", "MCS", "Rate", -- "Success", "Retries", "XRetries", "PER"); -- -- for (i = 0; i < sc->cur_rate_table->rate_cnt; i++) { -- u32 ratekbps = sc->cur_rate_table->info[i].ratekbps; -- struct ath_rc_stats *stats = &sc->debug.stats.rcstats[i]; -- char mcs[5]; -- char htmode[5]; -- int used_mcs = 0, used_htmode = 0; -- -- if (WLAN_RC_PHY_HT(sc->cur_rate_table->info[i].phy)) { -- used_mcs = snprintf(mcs, 5, "%d", -- sc->cur_rate_table->info[i].ratecode); -- -- if (WLAN_RC_PHY_40(sc->cur_rate_table->info[i].phy)) -- used_htmode = snprintf(htmode, 5, "HT40"); -- else if (WLAN_RC_PHY_20(sc->cur_rate_table->info[i].phy)) -- used_htmode = snprintf(htmode, 5, "HT20"); -- else -- used_htmode = snprintf(htmode, 5, "????"); -- } -- -- mcs[used_mcs] = '\0'; -- htmode[used_htmode] = '\0'; -- -- len += snprintf(buf + len, max - len, -- "%6s %6s %3u.%d: " -- "%10u %10u %10u %10u\n", -- htmode, -- mcs, -- ratekbps / 1000, -- (ratekbps % 1000) / 100, -- stats->success, -- stats->retries, -- stats->xretries, -- stats->per); -- } -- -- if (len > max) -- len = max; -- -- retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); -- kfree(buf); -- return retval; --} -- --static const struct file_operations fops_rcstat = { -- .read = read_file_rcstat, -- .open = ath9k_debugfs_open, -- .owner = THIS_MODULE --}; -- - static const char * ath_wiphy_state_str(enum ath_wiphy_state state) - { - switch (state) { -@@ -1024,10 +935,6 @@ int ath9k_init_debug(struct ath_hw *ah) - sc, &fops_interrupt)) - goto err; - -- if (!debugfs_create_file("rcstat", S_IRUSR, sc->debug.debugfs_phy, -- sc, &fops_rcstat)) -- goto err; -- - if (!debugfs_create_file("wiphy", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_wiphy)) - goto err; ---- a/drivers/net/wireless/ath/ath9k/debug.h -+++ b/drivers/net/wireless/ath/ath9k/debug.h -@@ -80,13 +80,6 @@ struct ath_interrupt_stats { - u32 bb_watchdog; - }; - --struct ath_rc_stats { -- u32 success; -- u32 retries; -- u32 xretries; -- u8 per; --}; -- - /** - * struct ath_tx_stats - Statistics about TX - * @tx_pkts_all: No. of total frames transmitted, including ones that -@@ -160,7 +153,6 @@ struct ath_rx_stats { - - struct ath_stats { - struct ath_interrupt_stats istats; -- struct ath_rc_stats rcstats[RATE_TABLE_SIZE]; - struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES]; - struct ath_rx_stats rxstats; - }; -@@ -177,12 +169,9 @@ void ath9k_exit_debug(struct ath_hw *ah) - int ath9k_debug_create_root(void); - void ath9k_debug_remove_root(void); - void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); --void ath_debug_stat_rc(struct ath_softc *sc, int final_rate); - void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq, - struct ath_buf *bf, struct ath_tx_status *ts); - void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs); --void ath_debug_stat_retries(struct ath_softc *sc, int rix, -- int xretries, int retries, u8 per); - - #else - -@@ -209,11 +198,6 @@ static inline void ath_debug_stat_interr - { - } - --static inline void ath_debug_stat_rc(struct ath_softc *sc, -- int final_rate) --{ --} -- - static inline void ath_debug_stat_tx(struct ath_softc *sc, - struct ath_txq *txq, - struct ath_buf *bf, -@@ -226,11 +210,6 @@ static inline void ath_debug_stat_rx(str - { - } - --static inline void ath_debug_stat_retries(struct ath_softc *sc, int rix, -- int xretries, int retries, u8 per) --{ --} -- - #endif /* CONFIG_ATH9K_DEBUGFS */ - - #endif /* DEBUG_H */ ---- a/drivers/net/wireless/ath/ath9k/rc.c -+++ b/drivers/net/wireless/ath/ath9k/rc.c -@@ -1026,6 +1026,16 @@ static bool ath_rc_update_per(struct ath - return state_change; - } - -+static void ath_debug_stat_retries(struct ath_rate_priv *rc, int rix, -+ int xretries, int retries, u8 per) -+{ -+ struct ath_rc_stats *stats = &rc->rcstats[rix]; -+ -+ stats->xretries += xretries; -+ stats->retries += retries; -+ stats->per = per; -+} -+ - /* Update PER, RSSI and whatever else that the code thinks it is doing. - If you can make sense of all this, you really need to go out more. */ - -@@ -1098,7 +1108,7 @@ static void ath_rc_update_ht(struct ath_ - ath_rc_priv->per_down_time = now_msec; - } - -- ath_debug_stat_retries(sc, tx_rate, xretries, retries, -+ ath_debug_stat_retries(ath_rc_priv, tx_rate, xretries, retries, - ath_rc_priv->per[tx_rate]); - - } -@@ -1294,6 +1304,7 @@ static void ath_rc_init(struct ath_softc - ath_rc_sort_validrates(rate_table, ath_rc_priv); - ath_rc_priv->rate_max_phy = ath_rc_priv->valid_rate_index[k-4]; - sc->cur_rate_table = rate_table; -+ ath_rc_priv->rate_table = rate_table; - - ath_print(common, ATH_DBG_CONFIG, - "RC Initialized with capabilities: 0x%x\n", -@@ -1340,6 +1351,15 @@ static bool ath_tx_aggr_check(struct ath - /* mac80211 Rate Control callbacks */ - /***********************************/ - -+static void ath_debug_stat_rc(struct ath_rate_priv *rc, int final_rate) -+{ -+ struct ath_rc_stats *stats; -+ -+ stats = &rc->rcstats[final_rate]; -+ stats->success++; -+} -+ -+ - static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband, - struct ieee80211_sta *sta, void *priv_sta, - struct sk_buff *skb) -@@ -1419,7 +1439,7 @@ static void ath_tx_status(void *priv, st - } - } - -- ath_debug_stat_rc(sc, ath_rc_get_rateindex(sc->cur_rate_table, -+ ath_debug_stat_rc(ath_rc_priv, ath_rc_get_rateindex(sc->cur_rate_table, - &tx_info->status.rates[final_ts_idx])); - } - -@@ -1521,6 +1541,94 @@ static void ath_rate_update(void *priv, - } - } - -+#ifdef CONFIG_ATH9K_DEBUGFS -+ -+static int ath9k_debugfs_open(struct inode *inode, struct file *file) -+{ -+ file->private_data = inode->i_private; -+ return 0; -+} -+ -+static ssize_t read_file_rcstat(struct file *file, char __user *user_buf, -+ size_t count, loff_t *ppos) -+{ -+ struct ath_rate_priv *rc = file->private_data; -+ char *buf; -+ unsigned int len = 0, max; -+ int i = 0; -+ ssize_t retval; -+ -+ if (rc->rate_table == NULL) -+ return 0; -+ -+ max = 80 + rc->rate_table->rate_cnt * 1024 + 1; -+ buf = kmalloc(max, GFP_KERNEL); -+ if (buf == NULL) -+ return -ENOMEM; -+ -+ len += sprintf(buf, "%6s %6s %6s " -+ "%10s %10s %10s %10s\n", -+ "HT", "MCS", "Rate", -+ "Success", "Retries", "XRetries", "PER"); -+ -+ for (i = 0; i < rc->rate_table->rate_cnt; i++) { -+ u32 ratekbps = rc->rate_table->info[i].ratekbps; -+ struct ath_rc_stats *stats = &rc->rcstats[i]; -+ char mcs[5]; -+ char htmode[5]; -+ int used_mcs = 0, used_htmode = 0; -+ -+ if (WLAN_RC_PHY_HT(rc->rate_table->info[i].phy)) { -+ used_mcs = snprintf(mcs, 5, "%d", -+ rc->rate_table->info[i].ratecode); -+ -+ if (WLAN_RC_PHY_40(rc->rate_table->info[i].phy)) -+ used_htmode = snprintf(htmode, 5, "HT40"); -+ else if (WLAN_RC_PHY_20(rc->rate_table->info[i].phy)) -+ used_htmode = snprintf(htmode, 5, "HT20"); -+ else -+ used_htmode = snprintf(htmode, 5, "????"); -+ } -+ -+ mcs[used_mcs] = '\0'; -+ htmode[used_htmode] = '\0'; -+ -+ len += snprintf(buf + len, max - len, -+ "%6s %6s %3u.%d: " -+ "%10u %10u %10u %10u\n", -+ htmode, -+ mcs, -+ ratekbps / 1000, -+ (ratekbps % 1000) / 100, -+ stats->success, -+ stats->retries, -+ stats->xretries, -+ stats->per); -+ } -+ -+ if (len > max) -+ len = max; -+ -+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); -+ kfree(buf); -+ return retval; -+} -+ -+static const struct file_operations fops_rcstat = { -+ .read = read_file_rcstat, -+ .open = ath9k_debugfs_open, -+ .owner = THIS_MODULE -+}; -+ -+static void ath_rate_add_sta_debugfs(void *priv, void *priv_sta, -+ struct dentry *dir) -+{ -+ struct ath_rate_priv *rc = priv_sta; -+ debugfs_create_file("rc_stats", S_IRUGO, dir, rc, &fops_rcstat); -+} -+ -+#endif /* CONFIG_ATH9K_DEBUGFS */ -+ - static void *ath_rate_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir) - { - struct ath_wiphy *aphy = hw->priv; -@@ -1567,6 +1675,9 @@ static struct rate_control_ops ath_rate_ - .free = ath_rate_free, - .alloc_sta = ath_rate_alloc_sta, - .free_sta = ath_rate_free_sta, -+#ifdef CONFIG_ATH9K_DEBUGFS -+ .add_sta_debugfs = ath_rate_add_sta_debugfs, -+#endif - }; - - int ath_rate_control_register(void) ---- a/drivers/net/wireless/ath/ath9k/rc.h -+++ b/drivers/net/wireless/ath/ath9k/rc.h -@@ -176,6 +176,13 @@ struct ath_rateset { - u8 rs_rates[ATH_RATE_MAX]; - }; - -+struct ath_rc_stats { -+ u32 success; -+ u32 retries; -+ u32 xretries; -+ u8 per; -+}; -+ - /** - * struct ath_rate_priv - Rate Control priv data - * @state: RC state -@@ -212,6 +219,10 @@ struct ath_rate_priv { - struct ath_rateset neg_rates; - struct ath_rateset neg_ht_rates; - struct ath_rate_softc *asc; -+ const struct ath_rate_table *rate_table; -+ -+ struct dentry *debugfs_rcstats; -+ struct ath_rc_stats rcstats[RATE_TABLE_SIZE]; - }; - - #define ATH_TX_INFO_FRAME_TYPE_INTERNAL (1 << 0) |