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path: root/drivers/net/wireless/libertas/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/libertas/debugfs.c')
-rw-r--r--drivers/net/wireless/libertas/debugfs.c1935
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);
+}