From 87fd2e6c90acb45a5741207fc953190596f93841 Mon Sep 17 00:00:00 2001 From: Ben Greear Date: Tue, 21 Sep 2010 17:03:57 -0700 Subject: [PATCH] ath5k: Add bssid mask and rxfilter to debugfs. Helps with debugging virtual interfaces. Signed-off-by: Ben Greear Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath5k/debug.c | 58 ++++++++++++++++++++++++++ drivers/net/wireless/ath/ath5k/debug.h | 1 + 2 files changed, 59 insertions(+) diff --git a/drivers/net/wireless/ath/ath5k/debug.c b/drivers/net/wireless/ath/ath5k/debug.c index 6583a82a0783..0f06e8490314 100644 --- a/drivers/net/wireless/ath/ath5k/debug.c +++ b/drivers/net/wireless/ath/ath5k/debug.c @@ -483,6 +483,59 @@ static const struct file_operations fops_antenna = { .owner = THIS_MODULE, }; +/* 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\n"); + else + len += snprintf(buf+len, sizeof(buf)-len, "\n"); + + 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 */ @@ -856,6 +909,10 @@ 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, @@ -886,6 +943,7 @@ 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); diff --git a/drivers/net/wireless/ath/ath5k/debug.h b/drivers/net/wireless/ath/ath5k/debug.h index 9b22722a95f0..4f078b134015 100644 --- a/drivers/net/wireless/ath/ath5k/debug.h +++ b/drivers/net/wireless/ath/ath5k/debug.h @@ -75,6 +75,7 @@ struct ath5k_dbg_info { struct dentry *debugfs_beacon; struct dentry *debugfs_reset; struct dentry *debugfs_antenna; + struct dentry *debugfs_misc; struct dentry *debugfs_frameerrors; struct dentry *debugfs_ani; struct dentry *debugfs_queue; -- 2.39.5