Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6

[karo-tx-linux.git] / drivers / net / wireless / ath / ath5k / debug.c

diff --git a/drivers/net/wireless/ath/ath5k/debug.c b/drivers/net/wireless/ath/ath5k/debug.c
index fb339c3852ee6859b327a5d366165b1c45d8eea5..acda56ee521bdf0d2d42102fa8e14188e480fb05 100644 (file)
--- a/drivers/net/wireless/ath/ath5k/debug.c
+++ b/drivers/net/wireless/ath/ath5k/debug.c
@@ -60,6 +60,7 @@
 
 #include "base.h"
 #include "debug.h"
+#include "../debug.h"
 
 static unsigned int ath5k_debug;
 module_param_named(debug, ath5k_debug, uint, 0);
@@ -71,8 +72,6 @@ module_param_named(debug, ath5k_debug, uint, 0);
 #include "reg.h"
 #include "ani.h"
 
-static struct dentry *ath5k_global_debugfs;
-
 static int ath5k_debugfs_open(struct inode *inode, struct file *file)
 {
        file->private_data = inode->i_private;
@@ -314,6 +313,7 @@ static const struct {
        { ATH5K_DEBUG_DUMP_TX,  "dumptx",       "print transmit skb content" },
        { ATH5K_DEBUG_DUMPBANDS, "dumpbands",   "dump bands" },
        { ATH5K_DEBUG_ANI,      "ani",          "adaptive noise immunity" },
+       { ATH5K_DEBUG_DESC,     "desc",         "descriptor chains" },
        { ATH5K_DEBUG_ANY,      "all",          "show all debug levels" },
 };
 
@@ -486,6 +486,60 @@ static const struct file_operations fops_antenna = {
        .llseek = default_llseek,
 };
 
+/* debugfs: misc */
+
+static ssize_t read_file_misc(struct file *file, char __user *user_buf,
+                                  size_t count, loff_t *ppos)
+{
+       struct ath5k_softc *sc = file->private_data;
+       char buf[700];
+       unsigned int len = 0;
+       u32 filt = ath5k_hw_get_rx_filter(sc->ah);
+
+       len += snprintf(buf+len, sizeof(buf)-len, "bssid-mask: %pM\n",
+                       sc->bssidmask);
+       len += snprintf(buf+len, sizeof(buf)-len, "filter-flags: 0x%x ",
+                       filt);
+       if (filt & AR5K_RX_FILTER_UCAST)
+               len += snprintf(buf+len, sizeof(buf)-len, " UCAST");
+       if (filt & AR5K_RX_FILTER_MCAST)
+               len += snprintf(buf+len, sizeof(buf)-len, " MCAST");
+       if (filt & AR5K_RX_FILTER_BCAST)
+               len += snprintf(buf+len, sizeof(buf)-len, " BCAST");
+       if (filt & AR5K_RX_FILTER_CONTROL)
+               len += snprintf(buf+len, sizeof(buf)-len, " CONTROL");
+       if (filt & AR5K_RX_FILTER_BEACON)
+               len += snprintf(buf+len, sizeof(buf)-len, " BEACON");
+       if (filt & AR5K_RX_FILTER_PROM)
+               len += snprintf(buf+len, sizeof(buf)-len, " PROM");
+       if (filt & AR5K_RX_FILTER_XRPOLL)
+               len += snprintf(buf+len, sizeof(buf)-len, " XRPOLL");
+       if (filt & AR5K_RX_FILTER_PROBEREQ)
+               len += snprintf(buf+len, sizeof(buf)-len, " PROBEREQ");
+       if (filt & AR5K_RX_FILTER_PHYERR_5212)
+               len += snprintf(buf+len, sizeof(buf)-len, " PHYERR-5212");
+       if (filt & AR5K_RX_FILTER_RADARERR_5212)
+               len += snprintf(buf+len, sizeof(buf)-len, " RADARERR-5212");
+       if (filt & AR5K_RX_FILTER_PHYERR_5211)
+               snprintf(buf+len, sizeof(buf)-len, " PHYERR-5211");
+       if (filt & AR5K_RX_FILTER_RADARERR_5211)
+               len += snprintf(buf+len, sizeof(buf)-len, " RADARERR-5211");
+
+       len += snprintf(buf+len, sizeof(buf)-len, "\nopmode: %s (%d)\n",
+                       ath_opmode_to_string(sc->opmode), sc->opmode);
+
+       if (len > sizeof(buf))
+               len = sizeof(buf);
+
+       return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static const struct file_operations fops_misc = {
+       .read = read_file_misc,
+       .open = ath5k_debugfs_open,
+       .owner = THIS_MODULE,
+};
+
 
 /* debugfs: frameerrors */
 
@@ -537,6 +591,8 @@ static ssize_t read_file_frameerrors(struct file *file, char __user *user_buf,
                                st->rxerr_jumbo*100/st->rx_all_count : 0);
        len += snprintf(buf+len, sizeof(buf)-len, "[RX all\t%d]\n",
                        st->rx_all_count);
+       len += snprintf(buf+len, sizeof(buf)-len, "RX-all-bytes\t%d\n",
+                       st->rx_bytes_count);
 
        len += snprintf(buf+len, sizeof(buf)-len,
                        "\nTX\n---------------------\n");
@@ -554,6 +610,8 @@ static ssize_t read_file_frameerrors(struct file *file, char __user *user_buf,
                                st->txerr_filt*100/st->tx_all_count : 0);
        len += snprintf(buf+len, sizeof(buf)-len, "[TX all\t%d]\n",
                        st->tx_all_count);
+       len += snprintf(buf+len, sizeof(buf)-len, "TX-all-bytes\t%d\n",
+                       st->tx_bytes_count);
 
        if (len > sizeof(buf))
                len = sizeof(buf);
@@ -662,20 +720,21 @@ static ssize_t read_file_ani(struct file *file, char __user *user_buf,
        len += snprintf(buf+len, sizeof(buf)-len,
                        "beacon RSSI average:\t%d\n",
                        sc->ah->ah_beacon_rssi_avg.avg);
+
+#define CC_PRINT(_struct, _field) \
+       _struct._field, \
+       _struct.cycles > 0 ? \
+       _struct._field*100/_struct.cycles : 0
+
        len += snprintf(buf+len, sizeof(buf)-len, "profcnt tx\t\t%u\t(%d%%)\n",
-                       as->pfc_tx,
-                       as->pfc_cycles > 0 ?
-                       as->pfc_tx*100/as->pfc_cycles : 0);
+                       CC_PRINT(as->last_cc, tx_frame));
        len += snprintf(buf+len, sizeof(buf)-len, "profcnt rx\t\t%u\t(%d%%)\n",
-                       as->pfc_rx,
-                       as->pfc_cycles > 0 ?
-                       as->pfc_rx*100/as->pfc_cycles : 0);
+                       CC_PRINT(as->last_cc, rx_frame));
        len += snprintf(buf+len, sizeof(buf)-len, "profcnt busy\t\t%u\t(%d%%)\n",
-                       as->pfc_busy,
-                       as->pfc_cycles > 0 ?
-                       as->pfc_busy*100/as->pfc_cycles : 0);
+                       CC_PRINT(as->last_cc, rx_busy));
+#undef CC_PRINT
        len += snprintf(buf+len, sizeof(buf)-len, "profcnt cycles\t\t%u\n",
-                       as->pfc_cycles);
+                       as->last_cc.cycles);
        len += snprintf(buf+len, sizeof(buf)-len,
                        "listen time\t\t%d\tlast: %d\n",
                        as->listen_time, as->last_listen);
@@ -768,7 +827,7 @@ static ssize_t read_file_queue(struct file *file, char __user *user_buf,
 
        struct ath5k_txq *txq;
        struct ath5k_buf *bf, *bf0;
-       int i, n = 0;
+       int i, n;
 
        len += snprintf(buf+len, sizeof(buf)-len,
                        "available txbuffers: %d\n", sc->txbuf_len);
@@ -782,9 +841,16 @@ static ssize_t read_file_queue(struct file *file, char __user *user_buf,
                if (!txq->setup)
                        continue;
 
+               n = 0;
+               spin_lock_bh(&txq->lock);
                list_for_each_entry_safe(bf, bf0, &txq->q, list)
                        n++;
-               len += snprintf(buf+len, sizeof(buf)-len, "  len: %d\n", n);
+               spin_unlock_bh(&txq->lock);
+
+               len += snprintf(buf+len, sizeof(buf)-len,
+                               "  len: %d bufs: %d\n", txq->txq_len, n);
+               len += snprintf(buf+len, sizeof(buf)-len,
+                               "  stuck: %d\n", txq->txq_stuck);
        }
 
        if (len > sizeof(buf))
@@ -821,21 +887,13 @@ static const struct file_operations fops_queue = {
 };
 
 
-/* init */
-
-void
-ath5k_debug_init(void)
-{
-       ath5k_global_debugfs = debugfs_create_dir("ath5k", NULL);
-}
-
 void
 ath5k_debug_init_device(struct ath5k_softc *sc)
 {
        sc->debug.level = ath5k_debug;
 
-       sc->debug.debugfs_phydir = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
-                               ath5k_global_debugfs);
+       sc->debug.debugfs_phydir = debugfs_create_dir("ath5k",
+                               sc->hw->wiphy->debugfsdir);
 
        sc->debug.debugfs_debug = debugfs_create_file("debug",
                                S_IWUSR | S_IRUSR,
@@ -855,6 +913,10 @@ ath5k_debug_init_device(struct ath5k_softc *sc)
                                S_IWUSR | S_IRUSR,
                                sc->debug.debugfs_phydir, sc, &fops_antenna);
 
+       sc->debug.debugfs_misc = debugfs_create_file("misc",
+                               S_IRUSR,
+                               sc->debug.debugfs_phydir, sc, &fops_misc);
+
        sc->debug.debugfs_frameerrors = debugfs_create_file("frameerrors",
                                S_IWUSR | S_IRUSR,
                                sc->debug.debugfs_phydir, sc,
@@ -871,12 +933,6 @@ ath5k_debug_init_device(struct ath5k_softc *sc)
                                &fops_queue);
 }
 
-void
-ath5k_debug_finish(void)
-{
-       debugfs_remove(ath5k_global_debugfs);
-}
-
 void
 ath5k_debug_finish_device(struct ath5k_softc *sc)
 {
@@ -885,6 +941,7 @@ ath5k_debug_finish_device(struct ath5k_softc *sc)
        debugfs_remove(sc->debug.debugfs_beacon);
        debugfs_remove(sc->debug.debugfs_reset);
        debugfs_remove(sc->debug.debugfs_antenna);
+       debugfs_remove(sc->debug.debugfs_misc);
        debugfs_remove(sc->debug.debugfs_frameerrors);
        debugfs_remove(sc->debug.debugfs_ani);
        debugfs_remove(sc->debug.debugfs_queue);
@@ -962,7 +1019,7 @@ ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah)
        struct ath5k_rx_status rs = {};
        int status;
 
-       if (likely(!(sc->debug.level & ATH5K_DEBUG_RESET)))
+       if (likely(!(sc->debug.level & ATH5K_DEBUG_DESC)))
                return;
 
        printk(KERN_DEBUG "rxdp %x, rxlink %p\n",
@@ -1004,7 +1061,7 @@ ath5k_debug_printtxbuf(struct ath5k_softc *sc, struct ath5k_buf *bf)
        struct ath5k_tx_status ts = {};
        int done;
 
-       if (likely(!(sc->debug.level & ATH5K_DEBUG_RESET)))
+       if (likely(!(sc->debug.level & ATH5K_DEBUG_DESC)))
                return;
 
        done = sc->ah->ah_proc_tx_desc(sc->ah, bf->desc, &ts);