* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
-#include "core.h"
-#include "reg.h"
-#include "hw.h"
+#include "ath9k.h"
static unsigned int ath9k_debug = DBG_DEFAULT;
module_param_named(debug, ath9k_debug, uint, 0);
if (!sc)
return;
- if (sc->sc_debug.debug_mask & dbg_mask) {
+ if (sc->debug.debug_mask & dbg_mask) {
va_list args;
va_start(args, fmt);
.owner = THIS_MODULE
};
+
+void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
+{
+ if (status)
+ sc->debug.stats.istats.total++;
+ if (status & ATH9K_INT_RX)
+ sc->debug.stats.istats.rxok++;
+ if (status & ATH9K_INT_RXEOL)
+ sc->debug.stats.istats.rxeol++;
+ if (status & ATH9K_INT_RXORN)
+ sc->debug.stats.istats.rxorn++;
+ if (status & ATH9K_INT_TX)
+ sc->debug.stats.istats.txok++;
+ if (status & ATH9K_INT_TXURN)
+ sc->debug.stats.istats.txurn++;
+ if (status & ATH9K_INT_MIB)
+ sc->debug.stats.istats.mib++;
+ if (status & ATH9K_INT_RXPHY)
+ sc->debug.stats.istats.rxphyerr++;
+ if (status & ATH9K_INT_RXKCM)
+ sc->debug.stats.istats.rx_keycache_miss++;
+ if (status & ATH9K_INT_SWBA)
+ sc->debug.stats.istats.swba++;
+ if (status & ATH9K_INT_BMISS)
+ sc->debug.stats.istats.bmiss++;
+ if (status & ATH9K_INT_BNR)
+ sc->debug.stats.istats.bnr++;
+ if (status & ATH9K_INT_CST)
+ sc->debug.stats.istats.cst++;
+ if (status & ATH9K_INT_GTT)
+ sc->debug.stats.istats.gtt++;
+ if (status & ATH9K_INT_TIM)
+ sc->debug.stats.istats.tim++;
+ if (status & ATH9K_INT_CABEND)
+ sc->debug.stats.istats.cabend++;
+ if (status & ATH9K_INT_DTIMSYNC)
+ sc->debug.stats.istats.dtimsync++;
+ if (status & ATH9K_INT_DTIM)
+ sc->debug.stats.istats.dtim++;
+}
+
+static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ char buf[512];
+ unsigned int len = 0;
+
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RXEOL", sc->debug.stats.istats.rxeol);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RXORN", sc->debug.stats.istats.rxorn);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "TX", sc->debug.stats.istats.txok);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "TXURN", sc->debug.stats.istats.txurn);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "MIB", sc->debug.stats.istats.mib);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RXPHY", sc->debug.stats.istats.rxphyerr);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RXKCM", sc->debug.stats.istats.rx_keycache_miss);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "SWBA", sc->debug.stats.istats.swba);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "BMISS", sc->debug.stats.istats.bmiss);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "BNR", sc->debug.stats.istats.bnr);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "CST", sc->debug.stats.istats.cst);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "GTT", sc->debug.stats.istats.gtt);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "TIM", sc->debug.stats.istats.tim);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "CABEND", sc->debug.stats.istats.cabend);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "DTIMSYNC", sc->debug.stats.istats.dtimsync);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "DTIM", sc->debug.stats.istats.dtim);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "TOTAL", sc->debug.stats.istats.total);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static const struct file_operations fops_interrupt = {
+ .read = read_file_interrupt,
+ .open = ath9k_debugfs_open,
+ .owner = THIS_MODULE
+};
+
+static void ath_debug_stat_11n_rc(struct ath_softc *sc, struct sk_buff *skb)
+{
+ struct ath_tx_info_priv *tx_info_priv = NULL;
+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_tx_rate *rates = tx_info->status.rates;
+ int final_ts_idx, idx;
+
+ tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
+ final_ts_idx = tx_info_priv->tx.ts_rateindex;
+ idx = sc->cur_rate_table->info[rates[final_ts_idx].idx].dot11rate;
+
+ sc->debug.stats.n_rcstats[idx].success++;
+}
+
+static void ath_debug_stat_legacy_rc(struct ath_softc *sc, struct sk_buff *skb)
+{
+ struct ath_tx_info_priv *tx_info_priv = NULL;
+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_tx_rate *rates = tx_info->status.rates;
+ int final_ts_idx, idx;
+
+ tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
+ final_ts_idx = tx_info_priv->tx.ts_rateindex;
+ idx = rates[final_ts_idx].idx;
+
+ sc->debug.stats.legacy_rcstats[idx].success++;
+}
+
+void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb)
+{
+ if (conf_is_ht(&sc->hw->conf))
+ ath_debug_stat_11n_rc(sc, skb);
+ else
+ ath_debug_stat_legacy_rc(sc, skb);
+}
+
+/* FIXME: legacy rates, later on .. */
+void ath_debug_stat_retries(struct ath_softc *sc, int rix,
+ int xretries, int retries)
+{
+ if (conf_is_ht(&sc->hw->conf)) {
+ int idx = sc->cur_rate_table->info[rix].dot11rate;
+
+ sc->debug.stats.n_rcstats[idx].xretries += xretries;
+ sc->debug.stats.n_rcstats[idx].retries += retries;
+ }
+}
+
+static ssize_t ath_read_file_stat_11n_rc(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ char buf[1024];
+ unsigned int len = 0;
+ int i = 0;
+
+ len += sprintf(buf, "%7s %13s %8s %8s\n\n", "Rate", "Success",
+ "Retries", "XRetries");
+
+ for (i = 0; i <= 15; i++) {
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%5s%3d: %8u %8u %8u\n", "MCS", i,
+ sc->debug.stats.n_rcstats[i].success,
+ sc->debug.stats.n_rcstats[i].retries,
+ sc->debug.stats.n_rcstats[i].xretries);
+ }
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath_read_file_stat_legacy_rc(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ char buf[512];
+ unsigned int len = 0;
+ int i = 0;
+
+ len += sprintf(buf, "%7s %13s\n\n", "Rate", "Success");
+
+ for (i = 0; i < sc->cur_rate_table->rate_cnt; i++) {
+ len += snprintf(buf + len, sizeof(buf) - len, "%5u: %12u\n",
+ sc->cur_rate_table->info[i].ratekbps / 1000,
+ sc->debug.stats.legacy_rcstats[i].success);
+ }
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+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;
+
+ if (conf_is_ht(&sc->hw->conf))
+ return ath_read_file_stat_11n_rc(file, user_buf, count, ppos);
+ else
+ return ath_read_file_stat_legacy_rc(file, user_buf, count ,ppos);
+}
+
+static const struct file_operations fops_rcstat = {
+ .read = read_file_rcstat,
+ .open = ath9k_debugfs_open,
+ .owner = THIS_MODULE
+};
+
int ath9k_init_debug(struct ath_softc *sc)
{
- sc->sc_debug.debug_mask = ath9k_debug;
+ sc->debug.debug_mask = ath9k_debug;
+
+ sc->debug.debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL);
+ if (!sc->debug.debugfs_root)
+ goto err;
+
+ sc->debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
+ sc->debug.debugfs_root);
+ if (!sc->debug.debugfs_phy)
+ goto err;
- sc->sc_debug.debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL);
- if (!sc->sc_debug.debugfs_root)
+ sc->debug.debugfs_dma = debugfs_create_file("dma", S_IRUGO,
+ sc->debug.debugfs_phy, sc, &fops_dma);
+ if (!sc->debug.debugfs_dma)
goto err;
- sc->sc_debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy),
- sc->sc_debug.debugfs_root);
- if (!sc->sc_debug.debugfs_phy)
+ sc->debug.debugfs_interrupt = debugfs_create_file("interrupt",
+ S_IRUGO,
+ sc->debug.debugfs_phy,
+ sc, &fops_interrupt);
+ if (!sc->debug.debugfs_interrupt)
goto err;
- sc->sc_debug.debugfs_dma = debugfs_create_file("dma", S_IRUGO,
- sc->sc_debug.debugfs_phy, sc, &fops_dma);
- if (!sc->sc_debug.debugfs_dma)
+ sc->debug.debugfs_rcstat = debugfs_create_file("rcstat",
+ S_IRUGO,
+ sc->debug.debugfs_phy,
+ sc, &fops_rcstat);
+ if (!sc->debug.debugfs_rcstat)
goto err;
return 0;
void ath9k_exit_debug(struct ath_softc *sc)
{
- debugfs_remove(sc->sc_debug.debugfs_dma);
- debugfs_remove(sc->sc_debug.debugfs_phy);
- debugfs_remove(sc->sc_debug.debugfs_root);
+ debugfs_remove(sc->debug.debugfs_rcstat);
+ debugfs_remove(sc->debug.debugfs_interrupt);
+ debugfs_remove(sc->debug.debugfs_dma);
+ debugfs_remove(sc->debug.debugfs_phy);
+ debugfs_remove(sc->debug.debugfs_root);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff