diff options
Diffstat (limited to 'drivers/net/wireless/ath9k/debug.c')
| -rw-r--r-- | drivers/net/wireless/ath9k/debug.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath9k/debug.c b/drivers/net/wireless/ath9k/debug.c index da52812c3a9..a80ed576830 100644 --- a/drivers/net/wireless/ath9k/debug.c +++ b/drivers/net/wireless/ath9k/debug.c @@ -128,6 +128,100 @@ static const struct file_operations fops_dma = { .owner = THIS_MODULE }; + +void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) +{ + if (status) + sc->sc_debug.stats.istats.total++; + if (status & ATH9K_INT_RX) + sc->sc_debug.stats.istats.rxok++; + if (status & ATH9K_INT_RXEOL) + sc->sc_debug.stats.istats.rxeol++; + if (status & ATH9K_INT_RXORN) + sc->sc_debug.stats.istats.rxorn++; + if (status & ATH9K_INT_TX) + sc->sc_debug.stats.istats.txok++; + if (status & ATH9K_INT_TXURN) + sc->sc_debug.stats.istats.txurn++; + if (status & ATH9K_INT_MIB) + sc->sc_debug.stats.istats.mib++; + if (status & ATH9K_INT_RXPHY) + sc->sc_debug.stats.istats.rxphyerr++; + if (status & ATH9K_INT_RXKCM) + sc->sc_debug.stats.istats.rx_keycache_miss++; + if (status & ATH9K_INT_SWBA) + sc->sc_debug.stats.istats.swba++; + if (status & ATH9K_INT_BMISS) + sc->sc_debug.stats.istats.bmiss++; + if (status & ATH9K_INT_BNR) + sc->sc_debug.stats.istats.bnr++; + if (status & ATH9K_INT_CST) + sc->sc_debug.stats.istats.cst++; + if (status & ATH9K_INT_GTT) + sc->sc_debug.stats.istats.gtt++; + if (status & ATH9K_INT_TIM) + sc->sc_debug.stats.istats.tim++; + if (status & ATH9K_INT_CABEND) + sc->sc_debug.stats.istats.cabend++; + if (status & ATH9K_INT_DTIMSYNC) + sc->sc_debug.stats.istats.dtimsync++; + if (status & ATH9K_INT_DTIM) + sc->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->sc_debug.stats.istats.rxok); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "RXEOL", sc->sc_debug.stats.istats.rxeol); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "RXORN", sc->sc_debug.stats.istats.rxorn); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "TX", sc->sc_debug.stats.istats.txok); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "TXURN", sc->sc_debug.stats.istats.txurn); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "MIB", sc->sc_debug.stats.istats.mib); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "RXPHY", sc->sc_debug.stats.istats.rxphyerr); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "RXKCM", sc->sc_debug.stats.istats.rx_keycache_miss); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "SWBA", sc->sc_debug.stats.istats.swba); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "BMISS", sc->sc_debug.stats.istats.bmiss); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "BNR", sc->sc_debug.stats.istats.bnr); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "CST", sc->sc_debug.stats.istats.cst); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "GTT", sc->sc_debug.stats.istats.gtt); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "TIM", sc->sc_debug.stats.istats.tim); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "CABEND", sc->sc_debug.stats.istats.cabend); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "DTIMSYNC", sc->sc_debug.stats.istats.dtimsync); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "DTIM", sc->sc_debug.stats.istats.dtim); + len += snprintf(buf + len, sizeof(buf) - len, + "%8s: %10u\n", "TOTAL", sc->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 +}; + int ath9k_init_debug(struct ath_softc *sc) { sc->sc_debug.debug_mask = ath9k_debug; @@ -146,6 +240,13 @@ int ath9k_init_debug(struct ath_softc *sc) if (!sc->sc_debug.debugfs_dma) goto err; + sc->sc_debug.debugfs_interrupt = debugfs_create_file("interrupt", + S_IRUGO, + sc->sc_debug.debugfs_phy, + sc, &fops_interrupt); + if (!sc->sc_debug.debugfs_interrupt) + goto err; + return 0; err: ath9k_exit_debug(sc); @@ -154,6 +255,7 @@ err: void ath9k_exit_debug(struct ath_softc *sc) { + debugfs_remove(sc->sc_debug.debugfs_interrupt); debugfs_remove(sc->sc_debug.debugfs_dma); debugfs_remove(sc->sc_debug.debugfs_phy); debugfs_remove(sc->sc_debug.debugfs_root); |