diff options
Diffstat (limited to 'drivers/net/wireless/libertas/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/libertas/debugfs.c | 1935 |
1 files changed, 1935 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c new file mode 100644 index 000000000000..51dfd202f558 --- /dev/null +++ b/drivers/net/wireless/libertas/debugfs.c @@ -0,0 +1,1935 @@ +#include <linux/module.h> +#include <linux/dcache.h> +#include <linux/debugfs.h> +#include <linux/delay.h> +#include <linux/mm.h> +#include <net/iw_handler.h> +#include "dev.h" +#include "decl.h" +#include "host.h" + +static struct dentry *libertas_dir = NULL; +static char *szStates[] = { + "Connected", + "Disconnected" +}; + +void libertas_debug_init(wlan_private * priv, struct net_device *dev); + +static int open_file_generic(struct inode *inode, struct file *file) +{ + file->private_data = inode->i_private; + return 0; +} + +static ssize_t write_file_dummy(struct file *file, const char __user *buf, + size_t count, loff_t *ppos) +{ + return -EINVAL; +} + +static const size_t len = PAGE_SIZE; + +static ssize_t libertas_dev_info(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + size_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + ssize_t res; + + pos += snprintf(buf+pos, len-pos, "state = %s\n", + szStates[priv->adapter->connect_status]); + pos += snprintf(buf+pos, len-pos, "region_code = %02x\n", + (u32) priv->adapter->regioncode); + + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + + free_page(addr); + return res; +} + + +static ssize_t libertas_getscantable(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + size_t pos = 0; + int numscansdone = 0, res; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + pos += snprintf(buf+pos, len-pos, + "---------------------------------------"); + pos += snprintf(buf+pos, len-pos, + "---------------------------------------\n"); + pos += snprintf(buf+pos, len-pos, + "# | ch | ss | bssid | cap | TSF | Qual | SSID \n"); + pos += snprintf(buf+pos, len-pos, + "---------------------------------------"); + pos += snprintf(buf+pos, len-pos, + "---------------------------------------\n"); + + while (numscansdone < priv->adapter->numinscantable) { + struct bss_descriptor *pbssinfo; + u16 cap; + + pbssinfo = &priv->adapter->scantable[numscansdone]; + memcpy(&cap, &pbssinfo->cap, sizeof(cap)); + pos += snprintf(buf+pos, len-pos, + "%02u| %03d | %03ld | %02x:%02x:%02x:%02x:%02x:%02x |", + numscansdone, pbssinfo->channel, pbssinfo->rssi, + pbssinfo->macaddress[0], pbssinfo->macaddress[1], + pbssinfo->macaddress[2], pbssinfo->macaddress[3], + pbssinfo->macaddress[4], pbssinfo->macaddress[5]); + pos += snprintf(buf+pos, len-pos, " %04x-", cap); + pos += snprintf(buf+pos, len-pos, "%c%c%c |", + pbssinfo->cap.ibss ? 'A' : 'I', + pbssinfo->cap.privacy ? 'P' : ' ', + pbssinfo->cap.spectrummgmt ? 'S' : ' '); + pos += snprintf(buf+pos, len-pos, " %08llx |", pbssinfo->networktsf); + pos += snprintf(buf+pos, len-pos, " %d |", + SCAN_RSSI(priv->adapter->scantable[numscansdone].rssi)); + + pos += snprintf(buf+pos, len-pos, " %s\n", pbssinfo->ssid.ssid); + + numscansdone++; + } + + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + + free_page(addr); + return res; +} + +static ssize_t libertas_sleepparams_write(struct file *file, + const char __user *user_buf, size_t count, + loff_t *ppos) +{ + wlan_private *priv = file->private_data; + ssize_t buf_size, res; + int p1, p2, p3, p4, p5, p6; + struct sleep_params sp; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, user_buf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%d %d %d %d %d %d", &p1, &p2, &p3, &p4, &p5, &p6); + if (res != 6) { + res = -EFAULT; + goto out_unlock; + } + sp.sp_error = p1; + sp.sp_offset = p2; + sp.sp_stabletime = p3; + sp.sp_calcontrol = p4; + sp.sp_extsleepclk = p5; + sp.sp_reserved = p6; + + memcpy(&priv->adapter->sp, &sp, sizeof(struct sleep_params)); + + res = libertas_prepare_and_send_command(priv, + cmd_802_11_sleep_params, + cmd_act_set, + cmd_option_waitforrsp, 0, NULL); + + if (!res) + res = count; + else + res = -EINVAL; + +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_sleepparams_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + ssize_t res; + size_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + res = libertas_prepare_and_send_command(priv, + cmd_802_11_sleep_params, + cmd_act_get, + cmd_option_waitforrsp, 0, NULL); + if (res) { + res = -EFAULT; + goto out_unlock; + } + + pos += snprintf(buf, len, "%d %d %d %d %d %d\n", adapter->sp.sp_error, + adapter->sp.sp_offset, adapter->sp.sp_stabletime, + adapter->sp.sp_calcontrol, adapter->sp.sp_extsleepclk, + adapter->sp.sp_reserved); + + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_extscan(struct file *file, const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + struct WLAN_802_11_SSID extscan_ssid; + union iwreq_data wrqu; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + + memcpy(&extscan_ssid.ssid, buf, strlen(buf)-1); + extscan_ssid.ssidlength = strlen(buf)-1; + + libertas_send_specific_SSID_scan(priv, &extscan_ssid, 1); + + memset(&wrqu, 0, sizeof(union iwreq_data)); + wireless_send_event(priv->wlan_dev.netdev, SIOCGIWSCAN, &wrqu, NULL); + +out_unlock: + free_page(addr); + return count; +} + +static int libertas_parse_chan(char *buf, size_t count, + struct wlan_ioctl_user_scan_cfg *scan_cfg, int dur) +{ + char *start, *end, *hold, *str; + int i = 0; + + start = strstr(buf, "chan="); + if (!start) + return -EINVAL; + start += 5; + end = strstr(start, " "); + if (!end) + end = buf + count; + hold = kzalloc((end - start)+1, GFP_KERNEL); + if (!hold) + return -ENOMEM; + strncpy(hold, start, end - start); + hold[(end-start)+1] = '\0'; + while(hold && (str = strsep(&hold, ","))) { + int chan; + char band, passive = 0; + sscanf(str, "%d%c%c", &chan, &band, &passive); + scan_cfg->chanlist[i].channumber = chan; + scan_cfg->chanlist[i].scantype = passive ? 1 : 0; + if (band == 'b' || band == 'g') + scan_cfg->chanlist[i].radiotype = 0; + else if (band == 'a') + scan_cfg->chanlist[i].radiotype = 1; + + scan_cfg->chanlist[i].scantime = dur; + i++; + } + + kfree(hold); + return i; +} + +static void libertas_parse_bssid(char *buf, size_t count, + struct wlan_ioctl_user_scan_cfg *scan_cfg) +{ + char *hold; + unsigned int mac[ETH_ALEN]; + int i; + + hold = strstr(buf, "bssid="); + if (!hold) + return; + hold += 6; + sscanf(hold, "%2x:%2x:%2x:%2x:%2x:%2x", mac, mac+1, mac+2, mac+3, + mac+4, mac+5); + for(i=0;i<ETH_ALEN;i++) + scan_cfg->specificBSSID[i] = mac[i]; +} + +static void libertas_parse_ssid(char *buf, size_t count, + struct wlan_ioctl_user_scan_cfg *scan_cfg) +{ + char *hold, *end; + ssize_t size; + + hold = strstr(buf, "ssid="); + if (!hold) + return; + hold += 5; + end = strstr(hold, " "); + if (!end) + end = buf + count - 1; + + size = min(IW_ESSID_MAX_SIZE, end - hold); + strncpy(scan_cfg->specificSSID, hold, size); + + return; +} + +static void libertas_parse_keep(char *buf, size_t count, + struct wlan_ioctl_user_scan_cfg *scan_cfg) +{ + char *hold; + int val; + + hold = strstr(buf, "keep="); + if (!hold) + return; + hold += 5; + sscanf(hold, "%d", &val); + + if (val != 0) + val = 1; + + scan_cfg->keeppreviousscan = val; + return; +} + +static int libertas_parse_dur(char *buf, size_t count, + struct wlan_ioctl_user_scan_cfg *scan_cfg) +{ + char *hold; + int val; + + hold = strstr(buf, "dur="); + if (!hold) + return 0; + hold += 4; + sscanf(hold, "%d", &val); + + return val; +} + +static void libertas_parse_probes(char *buf, size_t count, + struct wlan_ioctl_user_scan_cfg *scan_cfg) +{ + char *hold; + int val; + + hold = strstr(buf, "probes="); + if (!hold) + return; + hold += 7; + sscanf(hold, "%d", &val); + + scan_cfg->numprobes = val; + + return; +} + +static void libertas_parse_type(char *buf, size_t count, + struct wlan_ioctl_user_scan_cfg *scan_cfg) +{ + char *hold; + int val; + + hold = strstr(buf, "type="); + if (!hold) + return; + hold += 5; + sscanf(hold, "%d", &val); + + /* type=1,2 or 3 */ + if (val < 1 || val > 3) + return; + + scan_cfg->bsstype = val; + + return; +} + +static ssize_t libertas_setuserscan(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + struct wlan_ioctl_user_scan_cfg *scan_cfg; + union iwreq_data wrqu; + int dur; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + scan_cfg = kzalloc(sizeof(struct wlan_ioctl_user_scan_cfg), GFP_KERNEL); + if (!scan_cfg) + return -ENOMEM; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + + scan_cfg->bsstype = WLAN_SCAN_BSS_TYPE_ANY; + + dur = libertas_parse_dur(buf, count, scan_cfg); + libertas_parse_chan(buf, count, scan_cfg, dur); + libertas_parse_bssid(buf, count, scan_cfg); + libertas_parse_ssid(buf, count, scan_cfg); + libertas_parse_keep(buf, count, scan_cfg); + libertas_parse_probes(buf, count, scan_cfg); + libertas_parse_type(buf, count, scan_cfg); + + wlan_scan_networks(priv, scan_cfg); + wait_event_interruptible(priv->adapter->cmd_pending, + !priv->adapter->nr_cmd_pending); + + memset(&wrqu, 0x00, sizeof(union iwreq_data)); + wireless_send_event(priv->wlan_dev.netdev, SIOCGIWSCAN, &wrqu, NULL); + +out_unlock: + free_page(addr); + kfree(scan_cfg); + return count; +} + +static int libertas_event_initcmd(wlan_private *priv, void **response_buf, + struct cmd_ctrl_node **cmdnode, + struct cmd_ds_command **cmd) +{ + u16 wait_option = cmd_option_waitforrsp; + + if (!(*cmdnode = libertas_get_free_cmd_ctrl_node(priv))) { + lbs_pr_debug(1, "failed libertas_get_free_cmd_ctrl_node\n"); + return -ENOMEM; + } + if (!(*response_buf = kmalloc(3000, GFP_KERNEL))) { + lbs_pr_debug(1, "failed to allocate response buffer!\n"); + return -ENOMEM; + } + libertas_set_cmd_ctrl_node(priv, *cmdnode, 0, wait_option, NULL); + init_waitqueue_head(&(*cmdnode)->cmdwait_q); + (*cmdnode)->pdata_buf = *response_buf; + (*cmdnode)->cmdflags |= CMD_F_HOSTCMD; + (*cmdnode)->cmdwaitqwoken = 0; + *cmd = (struct cmd_ds_command *)(*cmdnode)->bufvirtualaddr; + (*cmd)->command = cmd_802_11_subscribe_event; + (*cmd)->seqnum = ++priv->adapter->seqnum; + (*cmd)->result = 0; + return 0; +} + +static ssize_t libertas_lowrssi_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + void *response_buf; + int res, cmd_len; + ssize_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) { + free_page(addr); + return res; + } + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_get; + pcmdptr->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); + while (cmd_len < pcmdptr->size) { + struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); + switch(header->type) { + struct mrvlietypes_rssithreshold *Lowrssi; + case TLV_TYPE_RSSI_LOW: + Lowrssi = (struct mrvlietypes_rssithreshold *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + Lowrssi->rssivalue, + Lowrssi->rssifreq, + (event->events & 0x0001)?1:0); + default: + cmd_len += sizeof(struct mrvlietypes_snrthreshold); + break; + } + } + + kfree(response_buf); + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + return res; +} + +static u16 libertas_get_events_bitmap(wlan_private *priv) +{ + wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + void *response_buf; + int res; + u16 event_bitmap; + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) + return res; + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_get; + pcmdptr->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + return 0; + } + + event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); + event_bitmap = event->events; + kfree(response_buf); + return event_bitmap; +} + +static ssize_t libertas_lowrssi_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + ssize_t res, buf_size; + int value, freq, subscribed, cmd_len; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + struct mrvlietypes_rssithreshold *rssi_threshold; + void *response_buf; + u16 event_bitmap; + u8 *ptr; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%d %d %d", &value, &freq, &subscribed); + if (res != 3) { + res = -EFAULT; + goto out_unlock; + } + + event_bitmap = libertas_get_events_bitmap(priv); + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) + goto out_unlock; + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_set; + pcmdptr->size = cpu_to_le16(S_DS_GEN + + sizeof(struct cmd_ds_802_11_subscribe_event) + + sizeof(struct mrvlietypes_rssithreshold)); + + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + ptr = (u8*) pcmdptr+cmd_len; + rssi_threshold = (struct mrvlietypes_rssithreshold *)(ptr); + rssi_threshold->header.type = cpu_to_le16(0x0104); + rssi_threshold->header.len = 2; + rssi_threshold->rssivalue = cpu_to_le16(value); + rssi_threshold->rssifreq = cpu_to_le16(freq); + event_bitmap |= subscribed ? 0x0001 : 0x0; + event->events = event_bitmap; + + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_lowsnr_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + void *response_buf; + int res, cmd_len; + ssize_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) { + free_page(addr); + return res; + } + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_get; + pcmdptr->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); + while (cmd_len < pcmdptr->size) { + struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); + switch(header->type) { + struct mrvlietypes_snrthreshold *LowSnr; + case TLV_TYPE_SNR_LOW: + LowSnr = (struct mrvlietypes_snrthreshold *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + LowSnr->snrvalue, + LowSnr->snrfreq, + (event->events & 0x0002)?1:0); + default: + cmd_len += sizeof(struct mrvlietypes_snrthreshold); + break; + } + } + + kfree(response_buf); + + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + return res; +} + +static ssize_t libertas_lowsnr_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + ssize_t res, buf_size; + int value, freq, subscribed, cmd_len; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + struct mrvlietypes_snrthreshold *snr_threshold; + void *response_buf; + u16 event_bitmap; + u8 *ptr; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%d %d %d", &value, &freq, &subscribed); + if (res != 3) { + res = -EFAULT; + goto out_unlock; + } + + event_bitmap = libertas_get_events_bitmap(priv); + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) + goto out_unlock; + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_set; + pcmdptr->size = cpu_to_le16(S_DS_GEN + + sizeof(struct cmd_ds_802_11_subscribe_event) + + sizeof(struct mrvlietypes_snrthreshold)); + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + ptr = (u8*) pcmdptr+cmd_len; + snr_threshold = (struct mrvlietypes_snrthreshold *)(ptr); + snr_threshold->header.type = cpu_to_le16(TLV_TYPE_SNR_LOW); + snr_threshold->header.len = 2; + snr_threshold->snrvalue = cpu_to_le16(value); + snr_threshold->snrfreq = cpu_to_le16(freq); + event_bitmap |= subscribed ? 0x0002 : 0x0; + event->events = event_bitmap; + + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + res = count; + +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_failcount_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + void *response_buf; + int res, cmd_len; + ssize_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) { + free_page(addr); + return res; + } + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_get; + pcmdptr->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); + while (cmd_len < pcmdptr->size) { + struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); + switch(header->type) { + struct mrvlietypes_failurecount *failcount; + case TLV_TYPE_FAILCOUNT: + failcount = (struct mrvlietypes_failurecount *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + failcount->failvalue, + failcount->Failfreq, + (event->events & 0x0004)?1:0); + default: + cmd_len += sizeof(struct mrvlietypes_failurecount); + break; + } + } + + kfree(response_buf); + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + return res; +} + +static ssize_t libertas_failcount_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + ssize_t res, buf_size; + int value, freq, subscribed, cmd_len; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + struct mrvlietypes_failurecount *failcount; + void *response_buf; + u16 event_bitmap; + u8 *ptr; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%d %d %d", &value, &freq, &subscribed); + if (res != 3) { + res = -EFAULT; + goto out_unlock; + } + + event_bitmap = libertas_get_events_bitmap(priv); + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) + goto out_unlock; + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_set; + pcmdptr->size = cpu_to_le16(S_DS_GEN + + sizeof(struct cmd_ds_802_11_subscribe_event) + + sizeof(struct mrvlietypes_failurecount)); + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + ptr = (u8*) pcmdptr+cmd_len; + failcount = (struct mrvlietypes_failurecount *)(ptr); + failcount->header.type = cpu_to_le16(TLV_TYPE_FAILCOUNT); + failcount->header.len = 2; + failcount->failvalue = cpu_to_le16(value); + failcount->Failfreq = cpu_to_le16(freq); + event_bitmap |= subscribed ? 0x0004 : 0x0; + event->events = event_bitmap; + + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = (struct cmd_ds_command *)response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_bcnmiss_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + void *response_buf; + int res, cmd_len; + ssize_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) { + free_page(addr); + return res; + } + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_get; + pcmdptr->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + free_page(addr); + kfree(response_buf); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + free_page(addr); + kfree(response_buf); + return 0; + } + + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); + while (cmd_len < pcmdptr->size) { + struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); + switch(header->type) { + struct mrvlietypes_beaconsmissed *bcnmiss; + case TLV_TYPE_BCNMISS: + bcnmiss = (struct mrvlietypes_beaconsmissed *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d N/A %d\n", + bcnmiss->beaconmissed, + (event->events & 0x0008)?1:0); + default: + cmd_len += sizeof(struct mrvlietypes_beaconsmissed); + break; + } + } + + kfree(response_buf); + + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + return res; +} + +static ssize_t libertas_bcnmiss_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + ssize_t res, buf_size; + int value, freq, subscribed, cmd_len; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + struct mrvlietypes_beaconsmissed *bcnmiss; + void *response_buf; + u16 event_bitmap; + u8 *ptr; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%d %d %d", &value, &freq, &subscribed); + if (res != 3) { + res = -EFAULT; + goto out_unlock; + } + + event_bitmap = libertas_get_events_bitmap(priv); + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) + goto out_unlock; + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_set; + pcmdptr->size = cpu_to_le16(S_DS_GEN + + sizeof(struct cmd_ds_802_11_subscribe_event) + + sizeof(struct mrvlietypes_beaconsmissed)); + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + ptr = (u8*) pcmdptr+cmd_len; + bcnmiss = (struct mrvlietypes_beaconsmissed *)(ptr); + bcnmiss->header.type = cpu_to_le16(TLV_TYPE_BCNMISS); + bcnmiss->header.len = 2; + bcnmiss->beaconmissed = cpu_to_le16(value); + event_bitmap |= subscribed ? 0x0008 : 0x0; + event->events = event_bitmap; + + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + free_page(addr); + kfree(response_buf); + return 0; + } + + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_highrssi_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + void *response_buf; + int res, cmd_len; + ssize_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) { + free_page(addr); + return res; + } + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_get; + pcmdptr->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); + while (cmd_len < pcmdptr->size) { + struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); + switch(header->type) { + struct mrvlietypes_rssithreshold *Highrssi; + case TLV_TYPE_RSSI_HIGH: + Highrssi = (struct mrvlietypes_rssithreshold *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + Highrssi->rssivalue, + Highrssi->rssifreq, + (event->events & 0x0010)?1:0); + default: + cmd_len += sizeof(struct mrvlietypes_snrthreshold); + break; + } + } + + kfree(response_buf); + + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + return res; +} + +static ssize_t libertas_highrssi_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + ssize_t res, buf_size; + int value, freq, subscribed, cmd_len; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + struct mrvlietypes_rssithreshold *rssi_threshold; + void *response_buf; + u16 event_bitmap; + u8 *ptr; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%d %d %d", &value, &freq, &subscribed); + if (res != 3) { + res = -EFAULT; + goto out_unlock; + } + + event_bitmap = libertas_get_events_bitmap(priv); + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) + goto out_unlock; + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_set; + pcmdptr->size = cpu_to_le16(S_DS_GEN + + sizeof(struct cmd_ds_802_11_subscribe_event) + + sizeof(struct mrvlietypes_rssithreshold)); + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + ptr = (u8*) pcmdptr+cmd_len; + rssi_threshold = (struct mrvlietypes_rssithreshold *)(ptr); + rssi_threshold->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH); + rssi_threshold->header.len = 2; + rssi_threshold->rssivalue = cpu_to_le16(value); + rssi_threshold->rssifreq = cpu_to_le16(freq); + event_bitmap |= subscribed ? 0x0010 : 0x0; + event->events = event_bitmap; + + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + return 0; + } + + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_highsnr_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + void *response_buf; + int res, cmd_len; + ssize_t pos = 0; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) { + free_page(addr); + return res; + } + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_get; + pcmdptr->size = + cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); + while (cmd_len < pcmdptr->size) { + struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); + switch(header->type) { + struct mrvlietypes_snrthreshold *HighSnr; + case TLV_TYPE_SNR_HIGH: + HighSnr = (struct mrvlietypes_snrthreshold *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + HighSnr->snrvalue, + HighSnr->snrfreq, + (event->events & 0x0020)?1:0); + default: + cmd_len += sizeof(struct mrvlietypes_snrthreshold); + break; + } + } + + kfree(response_buf); + + res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + return res; +} + +static ssize_t libertas_highsnr_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + ssize_t res, buf_size; + int value, freq, subscribed, cmd_len; + struct cmd_ctrl_node *pcmdnode; + struct cmd_ds_command *pcmdptr; + struct cmd_ds_802_11_subscribe_event *event; + struct mrvlietypes_snrthreshold *snr_threshold; + void *response_buf; + u16 event_bitmap; + u8 *ptr; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%d %d %d", &value, &freq, &subscribed); + if (res != 3) { + res = -EFAULT; + goto out_unlock; + } + + event_bitmap = libertas_get_events_bitmap(priv); + + res = libertas_event_initcmd(priv, &response_buf, &pcmdnode, &pcmdptr); + if (res < 0) + goto out_unlock; + + event = &pcmdptr->params.subscribe_event; + event->action = cmd_act_set; + pcmdptr->size = cpu_to_le16(S_DS_GEN + + sizeof(struct cmd_ds_802_11_subscribe_event) + + sizeof(struct mrvlietypes_snrthreshold)); + cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); + ptr = (u8*) pcmdptr+cmd_len; + snr_threshold = (struct mrvlietypes_snrthreshold *)(ptr); + snr_threshold->header.type = cpu_to_le16(TLV_TYPE_SNR_HIGH); + snr_threshold->header.len = 2; + snr_threshold->snrvalue = cpu_to_le16(value); + snr_threshold->snrfreq = cpu_to_le16(freq); + event_bitmap |= subscribed ? 0x0020 : 0x0; + event->events = event_bitmap; + + libertas_queue_cmd(adapter, pcmdnode, 1); + wake_up_interruptible(&priv->mainthread.waitq); + + /* Sleep until response is generated by FW */ + wait_event_interruptible(pcmdnode->cmdwait_q, + pcmdnode->cmdwaitqwoken); + + pcmdptr = response_buf; + + if (pcmdptr->result) { + lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, + pcmdptr->result); + kfree(response_buf); + free_page(addr); + return 0; + } + + if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + lbs_pr_err("command response incorrect!\n"); + kfree(response_buf); + free_page(addr); + return 0; + } + + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_rdmac_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct wlan_offset_value offval; + ssize_t pos = 0; + int ret; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + offval.offset = priv->mac_offset; + offval.value = 0; + + ret = libertas_prepare_and_send_command(priv, + cmd_mac_reg_access, 0, + cmd_option_waitforrsp, 0, &offval); + mdelay(10); + pos += snprintf(buf+pos, len-pos, "MAC[0x%x] = 0x%08x\n", + priv->mac_offset, adapter->offsetvalue.value); + + ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + return ret; +} + +static ssize_t libertas_rdmac_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + priv->mac_offset = simple_strtoul((char *)buf, NULL, 16); + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_wrmac_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + u32 offset, value; + struct wlan_offset_value offval; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%x %x", &offset, &value); + if (res != 2) { + res = -EFAULT; + goto out_unlock; + } + + offval.offset = offset; + offval.value = value; + res = libertas_prepare_and_send_command(priv, + cmd_mac_reg_access, 1, + cmd_option_waitforrsp, 0, &offval); + mdelay(10); + + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_rdbbp_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct wlan_offset_value offval; + ssize_t pos = 0; + int ret; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + offval.offset = priv->bbp_offset; + offval.value = 0; + + ret = libertas_prepare_and_send_command(priv, + cmd_bbp_reg_access, 0, + cmd_option_waitforrsp, 0, &offval); + mdelay(10); + pos += snprintf(buf+pos, len-pos, "BBP[0x%x] = 0x%08x\n", + priv->bbp_offset, adapter->offsetvalue.value); + + ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + + return ret; +} + +static ssize_t libertas_rdbbp_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + priv->bbp_offset = simple_strtoul((char *)buf, NULL, 16); + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_wrbbp_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + u32 offset, value; + struct wlan_offset_value offval; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%x %x", &offset, &value); + if (res != 2) { + res = -EFAULT; + goto out_unlock; + } + + offval.offset = offset; + offval.value = value; + res = libertas_prepare_and_send_command(priv, + cmd_bbp_reg_access, 1, + cmd_option_waitforrsp, 0, &offval); + mdelay(10); + + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_rdrf_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + wlan_adapter *adapter = priv->adapter; + struct wlan_offset_value offval; + ssize_t pos = 0; + int ret; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + offval.offset = priv->rf_offset; + offval.value = 0; + + ret = libertas_prepare_and_send_command(priv, + cmd_rf_reg_access, 0, + cmd_option_waitforrsp, 0, &offval); + mdelay(10); + pos += snprintf(buf+pos, len-pos, "RF[0x%x] = 0x%08x\n", + priv->rf_offset, adapter->offsetvalue.value); + + ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); + free_page(addr); + + return ret; +} + +static ssize_t libertas_rdrf_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + priv->rf_offset = simple_strtoul((char *)buf, NULL, 16); + res = count; +out_unlock: + free_page(addr); + return res; +} + +static ssize_t libertas_wrrf_write(struct file *file, + const char __user *userbuf, + size_t count, loff_t *ppos) +{ + + wlan_private *priv = file->private_data; + ssize_t res, buf_size; + u32 offset, value; + struct wlan_offset_value offval; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + buf_size = min(count, len - 1); + if (copy_from_user(buf, userbuf, buf_size)) { + res = -EFAULT; + goto out_unlock; + } + res = sscanf(buf, "%x %x", &offset, &value); + if (res != 2) { + res = -EFAULT; + goto out_unlock; + } + + offval.offset = offset; + offval.value = value; + res = libertas_prepare_and_send_command(priv, + cmd_rf_reg_access, 1, + cmd_option_waitforrsp, 0, &offval); + mdelay(10); + + res = count; +out_unlock: + free_page(addr); + return res; +} + +#define FOPS(fread, fwrite) { \ + .owner = THIS_MODULE, \ + .open = open_file_generic, \ + .read = (fread), \ + .write = (fwrite), \ +} + +struct libertas_debugfs_files { + char *name; + int perm; + struct file_operations fops; +}; + +struct libertas_debugfs_files debugfs_files[] = { + { "info", 0444, FOPS(libertas_dev_info, write_file_dummy), }, + { "getscantable", 0444, FOPS(libertas_getscantable, + write_file_dummy), }, + { "sleepparams", 0644, FOPS(libertas_sleepparams_read, + libertas_sleepparams_write), }, + { "extscan", 0600, FOPS(NULL, libertas_extscan), }, + { "setuserscan", 0600, FOPS(NULL, libertas_setuserscan), }, +}; + +struct libertas_debugfs_files debugfs_events_files[] = { + {"low_rssi", 0644, FOPS(libertas_lowrssi_read, + libertas_lowrssi_write), }, + {"low_snr", 0644, FOPS(libertas_lowsnr_read, + libertas_lowsnr_write), }, + {"failure_count", 0644, FOPS(libertas_failcount_read, + libertas_failcount_write), }, + {"beacon_missed", 0644, FOPS(libertas_bcnmiss_read, + libertas_bcnmiss_write), }, + {"high_rssi", 0644, FOPS(libertas_highrssi_read, + libertas_highrssi_write), }, + {"high_snr", 0644, FOPS(libertas_highsnr_read, + libertas_highsnr_write), }, +}; + +struct libertas_debugfs_files debugfs_regs_files[] = { + {"rdmac", 0644, FOPS(libertas_rdmac_read, libertas_rdmac_write), }, + {"wrmac", 0600, FOPS(NULL, libertas_wrmac_write), }, + {"rdbbp", 0644, FOPS(libertas_rdbbp_read, libertas_rdbbp_write), }, + {"wrbbp", 0600, FOPS(NULL, libertas_wrbbp_write), }, + {"rdrf", 0644, FOPS(libertas_rdrf_read, libertas_rdrf_write), }, + {"wrrf", 0600, FOPS(NULL, libertas_wrrf_write), }, +}; + +void libertas_debugfs_init(void) +{ + if (!libertas_dir) + libertas_dir = debugfs_create_dir("libertas_wireless", NULL); + + return; +} + +void libertas_debugfs_remove(void) +{ + if (libertas_dir) + debugfs_remove(libertas_dir); + return; +} + +void libertas_debugfs_init_one(wlan_private *priv, struct net_device *dev) +{ + int i; + struct libertas_debugfs_files *files; + if (!libertas_dir) + goto exit; + + priv->debugfs_dir = debugfs_create_dir(dev->name, libertas_dir); + if (!priv->debugfs_dir) + goto exit; + + for (i=0; i<ARRAY_SIZE(debugfs_files); i++) { + files = &debugfs_files[i]; + priv->debugfs_files[i] = debugfs_create_file(files->name, + files->perm, + priv->debugfs_dir, + priv, + &files->fops); + } + + priv->events_dir = debugfs_create_dir("subscribed_events", priv->debugfs_dir); + if (!priv->events_dir) + goto exit; + + for (i=0; i<ARRAY_SIZE(debugfs_events_files); i++) { + files = &debugfs_events_files[i]; + priv->debugfs_events_files[i] = debugfs_create_file(files->name, + files->perm, + priv->events_dir, + priv, + &files->fops); + } + + priv->regs_dir = debugfs_create_dir("registers", priv->debugfs_dir); + if (!priv->regs_dir) + goto exit; + + for (i=0; i<ARRAY_SIZE(debugfs_regs_files); i++) { + files = &debugfs_regs_files[i]; + priv->debugfs_regs_files[i] = debugfs_create_file(files->name, + files->perm, + priv->regs_dir, + priv, + &files->fops); + } + +#ifdef PROC_DEBUG + libertas_debug_init(priv, dev); +#endif +exit: + return; +} + +void libertas_debugfs_remove_one(wlan_private *priv) +{ + int i; + + for(i=0; i<ARRAY_SIZE(debugfs_regs_files); i++) + debugfs_remove(priv->debugfs_regs_files[i]); + + debugfs_remove(priv->regs_dir); + + for(i=0; i<ARRAY_SIZE(debugfs_files); i++) + debugfs_remove(priv->debugfs_events_files[i]); + + debugfs_remove(priv->events_dir); +#ifdef PROC_DEBUG + debugfs_remove(priv->debugfs_debug); +#endif + for(i=0; i<ARRAY_SIZE(debugfs_files); i++) + debugfs_remove(priv->debugfs_files[i]); +} + +/* debug entry */ + +#define item_size(n) (FIELD_SIZEOF(wlan_adapter, n)) +#define item_addr(n) (offsetof(wlan_adapter, n)) + +struct debug_data { + char name[32]; + u32 size; + u32 addr; +}; + +/* To debug any member of wlan_adapter, simply add one line here. + */ +static struct debug_data items[] = { + {"intcounter", item_size(intcounter), item_addr(intcounter)}, + {"psmode", item_size(psmode), item_addr(psmode)}, + {"psstate", item_size(psstate), item_addr(psstate)}, +}; + +static int num_of_items = ARRAY_SIZE(items); + +/** + * @brief proc read function + * + * @param page pointer to buffer + * @param s read data starting position + * @param off offset + * @param cnt counter + * @param eof end of file flag + * @param data data to output + * @return number of output data + */ +static ssize_t wlan_debugfs_read(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + int val = 0; + size_t pos = 0; + ssize_t res; + char *p; + int i; + struct debug_data *d; + unsigned long addr = get_zeroed_page(GFP_KERNEL); + char *buf = (char *)addr; + + p = buf; + + d = (struct debug_data *)file->private_data; + + for (i = 0; i < num_of_items; i++) { + if (d[i].size == 1) + val = *((u8 *) d[i].addr); + else if (d[i].size == 2) + val = *((u16 *) d[i].addr); + else if (d[i].size == 4) + val = *((u32 *) d[i].addr); + + pos += sprintf(p + pos, "%s=%d\n", d[i].name, val); + } + + res = simple_read_from_buffer(userbuf, count, ppos, p, pos); + + free_page(addr); + return res; +} + +/** + * @brief proc write function + * + * @param f file pointer + * @param buf pointer to data buffer + * @param cnt data number to write + * @param data data to write + * @return number of data + */ +static int wlan_debugfs_write(struct file *f, const char __user *buf, + size_t cnt, loff_t *ppos) +{ + int r, i; + char *pdata; + char *p; + char *p0; + char *p1; + char *p2; + struct debug_data *d = (struct debug_data *)f->private_data; + + pdata = (char *)kmalloc(cnt, GFP_KERNEL); + if (pdata == NULL) + return 0; + + if (copy_from_user(pdata, buf, cnt)) { + lbs_pr_debug(1, "Copy from user failed\n"); + kfree(pdata); + return 0; + } + + p0 = pdata; + for (i = 0; i < num_of_items; i++) { + do { + p = strstr(p0, d[i].name); + if (p == NULL) + break; + p1 = strchr(p, '\n'); + if (p1 == NULL) + break; + p0 = p1++; + p2 = strchr(p, '='); + if (!p2) + break; + p2++; + r = simple_strtoul(p2, NULL, 0); + if (d[i].size == 1) + *((u8 *) d[i].addr) = (u8) r; + else if (d[i].size == 2) + *((u16 *) d[i].addr) = (u16) r; + else if (d[i].size == 4) + *((u32 *) d[i].addr) = (u32) r; + break; + } while (1); + } + kfree(pdata); + + return cnt; +} + +static struct file_operations libertas_debug_fops = { + .owner = THIS_MODULE, + .open = open_file_generic, + .write = wlan_debugfs_write, + .read = wlan_debugfs_read, +}; + +/** + * @brief create debug proc file + * + * @param priv pointer wlan_private + * @param dev pointer net_device + * @return N/A + */ +void libertas_debug_init(wlan_private * priv, struct net_device *dev) +{ + int i; + + if (!priv->debugfs_dir) + return; + + for (i = 0; i < num_of_items; i++) + items[i].addr += (u32) priv->adapter; + + priv->debugfs_debug = debugfs_create_file("debug", 0644, + priv->debugfs_dir, &items[0], + &libertas_debug_fops); +} + +/** + * @brief remove proc file + * + * @param priv pointer wlan_private + * @return N/A + */ +void libertas_debug_remove(wlan_private * priv) +{ + debugfs_remove(priv->debugfs_debug); +} |