1 files changed, 241 insertions, 1 deletions

diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c
index 8e75b09723b9..f1f8df9b6cd7 100644
--- a/drivers/net/wireless/wl12xx/debugfs.c
+++ b/drivers/net/wireless/wl12xx/debugfs.c
@@ -267,7 +267,7 @@ static ssize_t gpio_power_write(struct file *file,
         }
         buf[len] = '\0';
 
-        ret = strict_strtoul(buf, 0, &value);
+        ret = kstrtoul(buf, 0, &value);
         if (ret < 0) {
                 wl1271_warning("illegal value in gpio_power");
                 return -EINVAL;
@@ -291,6 +291,242 @@ static const struct file_operations gpio_power_ops = {
         .llseek = default_llseek,
 };
 
+static ssize_t start_recovery_write(struct file *file,
+                                    const char __user *user_buf,
+                                    size_t count, loff_t *ppos)
+{
+        struct wl1271 *wl = file->private_data;
+
+        mutex_lock(&wl->mutex);
+        ieee80211_queue_work(wl->hw, &wl->recovery_work);
+        mutex_unlock(&wl->mutex);
+
+        return count;
+}
+
+static const struct file_operations start_recovery_ops = {
+        .write = start_recovery_write,
+        .open = wl1271_open_file_generic,
+        .llseek = default_llseek,
+};
+
+static ssize_t driver_state_read(struct file *file, char __user *user_buf,
+                                 size_t count, loff_t *ppos)
+{
+        struct wl1271 *wl = file->private_data;
+        int res = 0;
+        char buf[1024];
+
+        mutex_lock(&wl->mutex);
+
+#define DRIVER_STATE_PRINT(x, fmt)   \
+        (res += scnprintf(buf + res, sizeof(buf) - res,\
+                          #x " = " fmt "\n", wl->x))
+
+#define DRIVER_STATE_PRINT_LONG(x) DRIVER_STATE_PRINT(x, "%ld")
+#define DRIVER_STATE_PRINT_INT(x)  DRIVER_STATE_PRINT(x, "%d")
+#define DRIVER_STATE_PRINT_STR(x)  DRIVER_STATE_PRINT(x, "%s")
+#define DRIVER_STATE_PRINT_LHEX(x) DRIVER_STATE_PRINT(x, "0x%lx")
+#define DRIVER_STATE_PRINT_HEX(x)  DRIVER_STATE_PRINT(x, "0x%x")
+
+        DRIVER_STATE_PRINT_INT(tx_blocks_available);
+        DRIVER_STATE_PRINT_INT(tx_allocated_blocks);
+        DRIVER_STATE_PRINT_INT(tx_frames_cnt);
+        DRIVER_STATE_PRINT_LHEX(tx_frames_map[0]);
+        DRIVER_STATE_PRINT_INT(tx_queue_count);
+        DRIVER_STATE_PRINT_INT(tx_packets_count);
+        DRIVER_STATE_PRINT_INT(tx_results_count);
+        DRIVER_STATE_PRINT_LHEX(flags);
+        DRIVER_STATE_PRINT_INT(tx_blocks_freed[0]);
+        DRIVER_STATE_PRINT_INT(tx_blocks_freed[1]);
+        DRIVER_STATE_PRINT_INT(tx_blocks_freed[2]);
+        DRIVER_STATE_PRINT_INT(tx_blocks_freed[3]);
+        DRIVER_STATE_PRINT_INT(tx_security_last_seq);
+        DRIVER_STATE_PRINT_INT(rx_counter);
+        DRIVER_STATE_PRINT_INT(session_counter);
+        DRIVER_STATE_PRINT_INT(state);
+        DRIVER_STATE_PRINT_INT(bss_type);
+        DRIVER_STATE_PRINT_INT(channel);
+        DRIVER_STATE_PRINT_HEX(rate_set);
+        DRIVER_STATE_PRINT_HEX(basic_rate_set);
+        DRIVER_STATE_PRINT_HEX(basic_rate);
+        DRIVER_STATE_PRINT_INT(band);
+        DRIVER_STATE_PRINT_INT(beacon_int);
+        DRIVER_STATE_PRINT_INT(psm_entry_retry);
+        DRIVER_STATE_PRINT_INT(ps_poll_failures);
+        DRIVER_STATE_PRINT_HEX(filters);
+        DRIVER_STATE_PRINT_HEX(rx_config);
+        DRIVER_STATE_PRINT_HEX(rx_filter);
+        DRIVER_STATE_PRINT_INT(power_level);
+        DRIVER_STATE_PRINT_INT(rssi_thold);
+        DRIVER_STATE_PRINT_INT(last_rssi_event);
+        DRIVER_STATE_PRINT_INT(sg_enabled);
+        DRIVER_STATE_PRINT_INT(enable_11a);
+        DRIVER_STATE_PRINT_INT(noise);
+        DRIVER_STATE_PRINT_LHEX(ap_hlid_map[0]);
+        DRIVER_STATE_PRINT_INT(last_tx_hlid);
+        DRIVER_STATE_PRINT_INT(ba_support);
+        DRIVER_STATE_PRINT_HEX(ba_rx_bitmap);
+        DRIVER_STATE_PRINT_HEX(ap_fw_ps_map);
+        DRIVER_STATE_PRINT_LHEX(ap_ps_map);
+        DRIVER_STATE_PRINT_HEX(quirks);
+        DRIVER_STATE_PRINT_HEX(irq);
+        DRIVER_STATE_PRINT_HEX(ref_clock);
+        DRIVER_STATE_PRINT_HEX(tcxo_clock);
+        DRIVER_STATE_PRINT_HEX(hw_pg_ver);
+        DRIVER_STATE_PRINT_HEX(platform_quirks);
+        DRIVER_STATE_PRINT_HEX(chip.id);
+        DRIVER_STATE_PRINT_STR(chip.fw_ver_str);
+        DRIVER_STATE_PRINT_INT(sched_scanning);
+
+#undef DRIVER_STATE_PRINT_INT
+#undef DRIVER_STATE_PRINT_LONG
+#undef DRIVER_STATE_PRINT_HEX
+#undef DRIVER_STATE_PRINT_LHEX
+#undef DRIVER_STATE_PRINT_STR
+#undef DRIVER_STATE_PRINT
+
+        mutex_unlock(&wl->mutex);
+
+        return simple_read_from_buffer(user_buf, count, ppos, buf, res);
+}
+
+static const struct file_operations driver_state_ops = {
+        .read = driver_state_read,
+        .open = wl1271_open_file_generic,
+        .llseek = default_llseek,
+};
+
+static ssize_t dtim_interval_read(struct file *file, char __user *user_buf,
+                                  size_t count, loff_t *ppos)
+{
+        struct wl1271 *wl = file->private_data;
+        u8 value;
+
+        if (wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_DTIM ||
+            wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_N_DTIM)
+                value = wl->conf.conn.listen_interval;
+        else
+                value = 0;
+
+        return wl1271_format_buffer(user_buf, count, ppos, "%d\n", value);
+}
+
+static ssize_t dtim_interval_write(struct file *file,
+                                   const char __user *user_buf,
+                                   size_t count, loff_t *ppos)
+{
+        struct wl1271 *wl = file->private_data;
+        char buf[10];
+        size_t len;
+        unsigned long value;
+        int ret;
+
+        len = min(count, sizeof(buf) - 1);
+        if (copy_from_user(buf, user_buf, len))
+                return -EFAULT;
+        buf[len] = '\0';
+
+        ret = kstrtoul(buf, 0, &value);
+        if (ret < 0) {
+                wl1271_warning("illegal value for dtim_interval");
+                return -EINVAL;
+        }
+
+        if (value < 1 || value > 10) {
+                wl1271_warning("dtim value is not in valid range");
+                return -ERANGE;
+        }
+
+        mutex_lock(&wl->mutex);
+
+        wl->conf.conn.listen_interval = value;
+        /* for some reason there are different event types for 1 and >1 */
+        if (value == 1)
+                wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_DTIM;
+        else
+                wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_N_DTIM;
+
+        /*
+         * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only
+         * take effect on the next time we enter psm.
+         */
+        mutex_unlock(&wl->mutex);
+        return count;
+}
+
+static const struct file_operations dtim_interval_ops = {
+        .read = dtim_interval_read,
+        .write = dtim_interval_write,
+        .open = wl1271_open_file_generic,
+        .llseek = default_llseek,
+};
+
+static ssize_t beacon_interval_read(struct file *file, char __user *user_buf,
+                                    size_t count, loff_t *ppos)
+{
+        struct wl1271 *wl = file->private_data;
+        u8 value;
+
+        if (wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_BEACON ||
+            wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_N_BEACONS)
+                value = wl->conf.conn.listen_interval;
+        else
+                value = 0;
+
+        return wl1271_format_buffer(user_buf, count, ppos, "%d\n", value);
+}
+
+static ssize_t beacon_interval_write(struct file *file,
+                                     const char __user *user_buf,
+                                     size_t count, loff_t *ppos)
+{
+        struct wl1271 *wl = file->private_data;
+        char buf[10];
+        size_t len;
+        unsigned long value;
+        int ret;
+
+        len = min(count, sizeof(buf) - 1);
+        if (copy_from_user(buf, user_buf, len))
+                return -EFAULT;
+        buf[len] = '\0';
+
+        ret = kstrtoul(buf, 0, &value);
+        if (ret < 0) {
+                wl1271_warning("illegal value for beacon_interval");
+                return -EINVAL;
+        }
+
+        if (value < 1 || value > 255) {
+                wl1271_warning("beacon interval value is not in valid range");
+                return -ERANGE;
+        }
+
+        mutex_lock(&wl->mutex);
+
+        wl->conf.conn.listen_interval = value;
+        /* for some reason there are different event types for 1 and >1 */
+        if (value == 1)
+                wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_BEACON;
+        else
+                wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_N_BEACONS;
+
+        /*
+         * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only
+         * take effect on the next time we enter psm.
+         */
+        mutex_unlock(&wl->mutex);
+        return count;
+}
+
+static const struct file_operations beacon_interval_ops = {
+        .read = beacon_interval_read,
+        .write = beacon_interval_write,
+        .open = wl1271_open_file_generic,
+        .llseek = default_llseek,
+};
+
 static int wl1271_debugfs_add_files(struct wl1271 *wl,
                                      struct dentry *rootdir)
 {
@@ -399,6 +635,10 @@ static int wl1271_debugfs_add_files(struct wl1271 *wl,
         DEBUGFS_ADD(excessive_retries, rootdir);
 
         DEBUGFS_ADD(gpio_power, rootdir);
+        DEBUGFS_ADD(start_recovery, rootdir);
+        DEBUGFS_ADD(driver_state, rootdir);
+        DEBUGFS_ADD(dtim_interval, rootdir);
+        DEBUGFS_ADD(beacon_interval, rootdir);
 
         return 0;