diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/debug.c')
-rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/debug.c | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/debug.c b/drivers/net/wireless/brcm80211/brcmfmac/debug.c deleted file mode 100644 index 1299dccc78b4..000000000000 --- a/drivers/net/wireless/brcm80211/brcmfmac/debug.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - * Copyright (c) 2012 Broadcom Corporation - * - * 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/netdevice.h> -#include <linux/module.h> -#include <linux/devcoredump.h> - -#include <brcmu_wifi.h> -#include <brcmu_utils.h> -#include "core.h" -#include "bus.h" -#include "fweh.h" -#include "debug.h" - -static struct dentry *root_folder; - -static int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, - size_t len) -{ - void *dump; - size_t ramsize; - - ramsize = brcmf_bus_get_ramsize(bus); - if (ramsize) { - dump = vzalloc(len + ramsize); - if (!dump) - return -ENOMEM; - memcpy(dump, data, len); - brcmf_bus_get_memdump(bus, dump + len, ramsize); - dev_coredumpv(bus->dev, dump, len + ramsize, GFP_KERNEL); - } - return 0; -} - -static int brcmf_debug_psm_watchdog_notify(struct brcmf_if *ifp, - const struct brcmf_event_msg *evtmsg, - void *data) -{ - brcmf_dbg(TRACE, "enter: idx=%d\n", ifp->bssidx); - - return brcmf_debug_create_memdump(ifp->drvr->bus_if, data, - evtmsg->datalen); -} - -void brcmf_debugfs_init(void) -{ - root_folder = debugfs_create_dir(KBUILD_MODNAME, NULL); - if (IS_ERR(root_folder)) - root_folder = NULL; -} - -void brcmf_debugfs_exit(void) -{ - if (!root_folder) - return; - - debugfs_remove_recursive(root_folder); - root_folder = NULL; -} - -int brcmf_debug_attach(struct brcmf_pub *drvr) -{ - struct device *dev = drvr->bus_if->dev; - - if (!root_folder) - return -ENODEV; - - drvr->dbgfs_dir = debugfs_create_dir(dev_name(dev), root_folder); - if (IS_ERR(drvr->dbgfs_dir)) - return PTR_ERR(drvr->dbgfs_dir); - - - return brcmf_fweh_register(drvr, BRCMF_E_PSM_WATCHDOG, - brcmf_debug_psm_watchdog_notify); -} - -void brcmf_debug_detach(struct brcmf_pub *drvr) -{ - brcmf_fweh_unregister(drvr, BRCMF_E_PSM_WATCHDOG); - - if (!IS_ERR_OR_NULL(drvr->dbgfs_dir)) - debugfs_remove_recursive(drvr->dbgfs_dir); -} - -struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr) -{ - return drvr->dbgfs_dir; -} - -int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, - int (*read_fn)(struct seq_file *seq, void *data)) -{ - struct dentry *e; - - e = debugfs_create_devm_seqfile(drvr->bus_if->dev, fn, - drvr->dbgfs_dir, read_fn); - return PTR_ERR_OR_ZERO(e); -} |