--- /dev/null
+/*
+ * Copyright (c) 2012 Broadcom Corporation
+ * Copyright (c) 2012 Canonical Ltd.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#include <linux/debugfs.h>
+#include <linux/if_ether.h>
+#include <linux/if.h>
+#include <linux/net.h>
+#include <linux/netdevice.h>
+#include <linux/ieee80211.h>
+#include <linux/module.h>
+#include <net/mac80211.h>
+
+#include <defs.h>
+#include <brcmu_wifi.h>
+#include <brcmu_utils.h>
+#include "types.h"
+#include "main.h"
+#include "debug.h"
+#include "brcms_trace_events.h"
+#include "phy/phy_int.h"
+
+static struct dentry *root_folder;
+
+void brcms_debugfs_init(void)
+{
+ root_folder = debugfs_create_dir(KBUILD_MODNAME, NULL);
+ if (IS_ERR(root_folder))
+ root_folder = NULL;
+}
+
+void brcms_debugfs_exit(void)
+{
+ if (!root_folder)
+ return;
+
+ debugfs_remove_recursive(root_folder);
+ root_folder = NULL;
+}
+
+int brcms_debugfs_attach(struct brcms_pub *drvr)
+{
+ if (!root_folder)
+ return -ENODEV;
+
+ drvr->dbgfs_dir = debugfs_create_dir(
+ dev_name(&drvr->wlc->hw->d11core->dev), root_folder);
+ return PTR_ERR_OR_ZERO(drvr->dbgfs_dir);
+}
+
+void brcms_debugfs_detach(struct brcms_pub *drvr)
+{
+ if (!IS_ERR_OR_NULL(drvr->dbgfs_dir))
+ debugfs_remove_recursive(drvr->dbgfs_dir);
+}
+
+struct dentry *brcms_debugfs_get_devdir(struct brcms_pub *drvr)
+{
+ return drvr->dbgfs_dir;
+}
+
+static
+int brcms_debugfs_hardware_read(struct seq_file *s, void *data)
+{
+ struct brcms_pub *drvr = s->private;
+ struct brcms_hardware *hw = drvr->wlc->hw;
+ struct bcma_device *core = hw->d11core;
+ struct bcma_bus *bus = core->bus;
+ char boardrev[BRCMU_BOARDREV_LEN];
+
+ seq_printf(s, "chipnum 0x%x\n"
+ "chiprev 0x%x\n"
+ "chippackage 0x%x\n"
+ "corerev 0x%x\n"
+ "boardid 0x%x\n"
+ "boardvendor 0x%x\n"
+ "boardrev %s\n"
+ "boardflags 0x%x\n"
+ "boardflags2 0x%x\n"
+ "ucoderev 0x%x\n"
+ "radiorev 0x%x\n"
+ "phytype 0x%x\n"
+ "phyrev 0x%x\n"
+ "anarev 0x%x\n"
+ "nvramrev %d\n",
+ bus->chipinfo.id, bus->chipinfo.rev, bus->chipinfo.pkg,
+ core->id.rev, bus->boardinfo.type, bus->boardinfo.vendor,
+ brcmu_boardrev_str(hw->boardrev, boardrev),
+ drvr->wlc->hw->boardflags, drvr->wlc->hw->boardflags2,
+ drvr->wlc->ucode_rev, hw->band->radiorev,
+ hw->band->phytype, hw->band->phyrev, hw->band->pi->ana_rev,
+ hw->sromrev);
+ return 0;
+}
+
+static int brcms_debugfs_macstat_read(struct seq_file *s, void *data)
+{
+ struct brcms_pub *drvr = s->private;
+ struct brcms_info *wl = drvr->ieee_hw->priv;
+ struct macstat stats;
+ int i;
+
+ spin_lock_bh(&wl->lock);
+ stats = *(drvr->wlc->core->macstat_snapshot);
+ spin_unlock_bh(&wl->lock);
+
+ seq_printf(s, "txallfrm: %d\n", stats.txallfrm);
+ seq_printf(s, "txrtsfrm: %d\n", stats.txrtsfrm);
+ seq_printf(s, "txctsfrm: %d\n", stats.txctsfrm);
+ seq_printf(s, "txackfrm: %d\n", stats.txackfrm);
+ seq_printf(s, "txdnlfrm: %d\n", stats.txdnlfrm);
+ seq_printf(s, "txbcnfrm: %d\n", stats.txbcnfrm);
+ seq_printf(s, "txfunfl[8]:");
+ for (i = 0; i < ARRAY_SIZE(stats.txfunfl); i++)
+ seq_printf(s, " %d", stats.txfunfl[i]);
+ seq_printf(s, "\ntxtplunfl: %d\n", stats.txtplunfl);
+ seq_printf(s, "txphyerr: %d\n", stats.txphyerr);
+ seq_printf(s, "pktengrxducast: %d\n", stats.pktengrxducast);
+ seq_printf(s, "pktengrxdmcast: %d\n", stats.pktengrxdmcast);
+ seq_printf(s, "rxfrmtoolong: %d\n", stats.rxfrmtoolong);
+ seq_printf(s, "rxfrmtooshrt: %d\n", stats.rxfrmtooshrt);
+ seq_printf(s, "rxinvmachdr: %d\n", stats.rxinvmachdr);
+ seq_printf(s, "rxbadfcs: %d\n", stats.rxbadfcs);
+ seq_printf(s, "rxbadplcp: %d\n", stats.rxbadplcp);
+ seq_printf(s, "rxcrsglitch: %d\n", stats.rxcrsglitch);
+ seq_printf(s, "rxstrt: %d\n", stats.rxstrt);
+ seq_printf(s, "rxdfrmucastmbss: %d\n", stats.rxdfrmucastmbss);
+ seq_printf(s, "rxmfrmucastmbss: %d\n", stats.rxmfrmucastmbss);
+ seq_printf(s, "rxcfrmucast: %d\n", stats.rxcfrmucast);
+ seq_printf(s, "rxrtsucast: %d\n", stats.rxrtsucast);
+ seq_printf(s, "rxctsucast: %d\n", stats.rxctsucast);
+ seq_printf(s, "rxackucast: %d\n", stats.rxackucast);
+ seq_printf(s, "rxdfrmocast: %d\n", stats.rxdfrmocast);
+ seq_printf(s, "rxmfrmocast: %d\n", stats.rxmfrmocast);
+ seq_printf(s, "rxcfrmocast: %d\n", stats.rxcfrmocast);
+ seq_printf(s, "rxrtsocast: %d\n", stats.rxrtsocast);
+ seq_printf(s, "rxctsocast: %d\n", stats.rxctsocast);
+ seq_printf(s, "rxdfrmmcast: %d\n", stats.rxdfrmmcast);
+ seq_printf(s, "rxmfrmmcast: %d\n", stats.rxmfrmmcast);
+ seq_printf(s, "rxcfrmmcast: %d\n", stats.rxcfrmmcast);
+ seq_printf(s, "rxbeaconmbss: %d\n", stats.rxbeaconmbss);
+ seq_printf(s, "rxdfrmucastobss: %d\n", stats.rxdfrmucastobss);
+ seq_printf(s, "rxbeaconobss: %d\n", stats.rxbeaconobss);
+ seq_printf(s, "rxrsptmout: %d\n", stats.rxrsptmout);
+ seq_printf(s, "bcntxcancl: %d\n", stats.bcntxcancl);
+ seq_printf(s, "rxf0ovfl: %d\n", stats.rxf0ovfl);
+ seq_printf(s, "rxf1ovfl: %d\n", stats.rxf1ovfl);
+ seq_printf(s, "rxf2ovfl: %d\n", stats.rxf2ovfl);
+ seq_printf(s, "txsfovfl: %d\n", stats.txsfovfl);
+ seq_printf(s, "pmqovfl: %d\n", stats.pmqovfl);
+ seq_printf(s, "rxcgprqfrm: %d\n", stats.rxcgprqfrm);
+ seq_printf(s, "rxcgprsqovfl: %d\n", stats.rxcgprsqovfl);
+ seq_printf(s, "txcgprsfail: %d\n", stats.txcgprsfail);
+ seq_printf(s, "txcgprssuc: %d\n", stats.txcgprssuc);
+ seq_printf(s, "prs_timeout: %d\n", stats.prs_timeout);
+ seq_printf(s, "rxnack: %d\n", stats.rxnack);
+ seq_printf(s, "frmscons: %d\n", stats.frmscons);
+ seq_printf(s, "txnack: %d\n", stats.txnack);
+ seq_printf(s, "txglitch_nack: %d\n", stats.txglitch_nack);
+ seq_printf(s, "txburst: %d\n", stats.txburst);
+ seq_printf(s, "bphy_rxcrsglitch: %d\n", stats.bphy_rxcrsglitch);
+ seq_printf(s, "phywatchdog: %d\n", stats.phywatchdog);
+ seq_printf(s, "bphy_badplcp: %d\n", stats.bphy_badplcp);
+ return 0;
+}
+
+struct brcms_debugfs_entry {
+ int (*read)(struct seq_file *seq, void *data);
+ struct brcms_pub *drvr;
+};
+
+static int brcms_debugfs_entry_open(struct inode *inode, struct file *f)
+{
+ struct brcms_debugfs_entry *entry = inode->i_private;
+
+ return single_open(f, entry->read, entry->drvr);
+}
+
+static const struct file_operations brcms_debugfs_def_ops = {
+ .owner = THIS_MODULE,
+ .open = brcms_debugfs_entry_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek
+};
+
+static int
+brcms_debugfs_add_entry(struct brcms_pub *drvr, const char *fn,
+ int (*read_fn)(struct seq_file *seq, void *data))
+{
+ struct device *dev = &drvr->wlc->hw->d11core->dev;
+ struct dentry *dentry = drvr->dbgfs_dir;
+ struct brcms_debugfs_entry *entry;
+
+ if (IS_ERR_OR_NULL(dentry))
+ return -ENOENT;
+
+ entry = devm_kzalloc(dev, sizeof(*entry), GFP_KERNEL);
+ if (!entry)
+ return -ENOMEM;
+
+ entry->read = read_fn;
+ entry->drvr = drvr;
+
+ dentry = debugfs_create_file(fn, S_IRUGO, dentry, entry,
+ &brcms_debugfs_def_ops);
+
+ return PTR_ERR_OR_ZERO(dentry);
+}
+
+void brcms_debugfs_create_files(struct brcms_pub *drvr)
+{
+ if (IS_ERR_OR_NULL(drvr->dbgfs_dir))
+ return;
+
+ brcms_debugfs_add_entry(drvr, "hardware", brcms_debugfs_hardware_read);
+ brcms_debugfs_add_entry(drvr, "macstat", brcms_debugfs_macstat_read);
+}
+
+#define __brcms_fn(fn) \
+void __brcms_ ##fn(struct device *dev, const char *fmt, ...) \
+{ \
+ struct va_format vaf = { \
+ .fmt = fmt, \
+ }; \
+ va_list args; \
+ \
+ va_start(args, fmt); \
+ vaf.va = &args; \
+ dev_ ##fn(dev, "%pV", &vaf); \
+ trace_brcms_ ##fn(&vaf); \
+ va_end(args); \
+}
+
+__brcms_fn(info)
+__brcms_fn(warn)
+__brcms_fn(err)
+__brcms_fn(crit)
+
+#if defined(CONFIG_BRCMDBG) || defined(CONFIG_BRCM_TRACING)
+void __brcms_dbg(struct device *dev, u32 level, const char *func,
+ const char *fmt, ...)
+{
+ struct va_format vaf = {
+ .fmt = fmt,
+ };
+ va_list args;
+
+ va_start(args, fmt);
+ vaf.va = &args;
+#ifdef CONFIG_BRCMDBG
+ if ((brcm_msg_level & level) && net_ratelimit())
+ dev_err(dev, "%s %pV", func, &vaf);
+#endif
+ trace_brcms_dbg(level, func, &vaf);
+ va_end(args);
+}
+#endif
Code Review / kvmfornfv.git / blobdiff