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@@ -0,0 +1,2753 @@
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+/*
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+ * PS3 gelic network driver.
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+ *
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+ * Copyright (C) 2007 Sony Computer Entertainment Inc.
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+ * Copyright 2007 Sony Corporation
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2
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+ * as published by the Free Software Foundation.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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+ */
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+#undef DEBUG
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+
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+#include <linux/kernel.h>
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+#include <linux/module.h>
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+
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+#include <linux/etherdevice.h>
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+#include <linux/ethtool.h>
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+#include <linux/if_vlan.h>
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+
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+#include <linux/in.h>
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+#include <linux/ip.h>
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+#include <linux/tcp.h>
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+#include <linux/wireless.h>
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+#include <linux/ctype.h>
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+#include <linux/string.h>
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+#include <net/iw_handler.h>
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+#include <net/ieee80211.h>
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+
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+#include <linux/dma-mapping.h>
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+#include <net/checksum.h>
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+#include <asm/firmware.h>
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+#include <asm/ps3.h>
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+#include <asm/lv1call.h>
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+
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+#include "ps3_gelic_net.h"
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+#include "ps3_gelic_wireless.h"
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+
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+
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+static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan);
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+static int gelic_wl_try_associate(struct net_device *netdev);
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+
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+/*
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+ * tables
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+ */
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+
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+/* 802.11b/g channel to freq in MHz */
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+static const int channel_freq[] = {
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+ 2412, 2417, 2422, 2427, 2432,
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+ 2437, 2442, 2447, 2452, 2457,
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+ 2462, 2467, 2472, 2484
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+};
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+#define NUM_CHANNELS ARRAY_SIZE(channel_freq)
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+
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+/* in bps */
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+static const int bitrate_list[] = {
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+ 1000000,
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+ 2000000,
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+ 5500000,
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+ 11000000,
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+ 6000000,
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+ 9000000,
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+ 12000000,
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+ 18000000,
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+ 24000000,
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+ 36000000,
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+ 48000000,
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+ 54000000
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+};
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+#define NUM_BITRATES ARRAY_SIZE(bitrate_list)
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+
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+/*
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+ * wpa2 support requires the hypervisor version 2.0 or later
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+ */
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+static inline int wpa2_capable(void)
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+{
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+ return (0 <= ps3_compare_firmware_version(2, 0, 0));
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+}
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+
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+static inline int precise_ie(void)
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+{
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+ return 0; /* FIXME */
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+}
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+/*
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+ * post_eurus_cmd helpers
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+ */
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+struct eurus_cmd_arg_info {
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+ int pre_arg; /* command requres arg1, arg2 at POST COMMAND */
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+ int post_arg; /* command requires arg1, arg2 at GET_RESULT */
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+};
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+
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+static const struct eurus_cmd_arg_info cmd_info[GELIC_EURUS_CMD_MAX_INDEX] = {
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+ [GELIC_EURUS_CMD_SET_COMMON_CFG] = { .pre_arg = 1},
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+ [GELIC_EURUS_CMD_SET_WEP_CFG] = { .pre_arg = 1},
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+ [GELIC_EURUS_CMD_SET_WPA_CFG] = { .pre_arg = 1},
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+ [GELIC_EURUS_CMD_GET_COMMON_CFG] = { .post_arg = 1},
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+ [GELIC_EURUS_CMD_GET_WEP_CFG] = { .post_arg = 1},
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+ [GELIC_EURUS_CMD_GET_WPA_CFG] = { .post_arg = 1},
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+ [GELIC_EURUS_CMD_GET_RSSI_CFG] = { .post_arg = 1},
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+ [GELIC_EURUS_CMD_GET_SCAN] = { .post_arg = 1},
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+};
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+
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+#ifdef DEBUG
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+static const char *cmdstr(enum gelic_eurus_command ix)
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+{
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+ switch (ix) {
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+ case GELIC_EURUS_CMD_ASSOC:
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+ return "ASSOC";
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+ case GELIC_EURUS_CMD_DISASSOC:
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+ return "DISASSOC";
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+ case GELIC_EURUS_CMD_START_SCAN:
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+ return "SCAN";
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+ case GELIC_EURUS_CMD_GET_SCAN:
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+ return "GET SCAN";
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+ case GELIC_EURUS_CMD_SET_COMMON_CFG:
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+ return "SET_COMMON_CFG";
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+ case GELIC_EURUS_CMD_GET_COMMON_CFG:
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+ return "GET_COMMON_CFG";
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+ case GELIC_EURUS_CMD_SET_WEP_CFG:
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+ return "SET_WEP_CFG";
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+ case GELIC_EURUS_CMD_GET_WEP_CFG:
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+ return "GET_WEP_CFG";
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+ case GELIC_EURUS_CMD_SET_WPA_CFG:
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+ return "SET_WPA_CFG";
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+ case GELIC_EURUS_CMD_GET_WPA_CFG:
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+ return "GET_WPA_CFG";
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+ case GELIC_EURUS_CMD_GET_RSSI_CFG:
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+ return "GET_RSSI";
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+ default:
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+ break;
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+ }
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+ return "";
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+};
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+#else
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+static inline const char *cmdstr(enum gelic_eurus_command ix)
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+{
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+ return "";
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+}
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+#endif
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+
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+/* synchronously do eurus commands */
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+static void gelic_eurus_sync_cmd_worker(struct work_struct *work)
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+{
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+ struct gelic_eurus_cmd *cmd;
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+ struct gelic_card *card;
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+ struct gelic_wl_info *wl;
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+
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+ u64 arg1, arg2;
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+
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+ pr_debug("%s: <-\n", __func__);
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+ cmd = container_of(work, struct gelic_eurus_cmd, work);
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+ BUG_ON(cmd_info[cmd->cmd].pre_arg &&
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+ cmd_info[cmd->cmd].post_arg);
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+ wl = cmd->wl;
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+ card = port_to_card(wl_port(wl));
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+
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+ if (cmd_info[cmd->cmd].pre_arg) {
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+ arg1 = ps3_mm_phys_to_lpar(__pa(cmd->buffer));
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+ arg2 = cmd->buf_size;
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+ } else {
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+ arg1 = 0;
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+ arg2 = 0;
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+ }
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+ init_completion(&wl->cmd_done_intr);
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+ pr_debug("%s: cmd='%s' start\n", __func__, cmdstr(cmd->cmd));
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+ cmd->status = lv1_net_control(bus_id(card), dev_id(card),
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+ GELIC_LV1_POST_WLAN_CMD,
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+ cmd->cmd, arg1, arg2,
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+ &cmd->tag, &cmd->size);
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+ if (cmd->status) {
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+ complete(&cmd->done);
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+ pr_info("%s: cmd issue failed\n", __func__);
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+ return;
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+ }
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+
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+ wait_for_completion(&wl->cmd_done_intr);
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+
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+ if (cmd_info[cmd->cmd].post_arg) {
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+ arg1 = ps3_mm_phys_to_lpar(__pa(cmd->buffer));
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+ arg2 = cmd->buf_size;
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+ } else {
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+ arg1 = 0;
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+ arg2 = 0;
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+ }
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+
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+ cmd->status = lv1_net_control(bus_id(card), dev_id(card),
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+ GELIC_LV1_GET_WLAN_CMD_RESULT,
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+ cmd->tag, arg1, arg2,
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+ &cmd->cmd_status, &cmd->size);
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+#ifdef DEBUG
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+ if (cmd->status || cmd->cmd_status) {
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+ pr_debug("%s: cmd done tag=%#lx arg1=%#lx, arg2=%#lx\n", __func__,
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+ cmd->tag, arg1, arg2);
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+ pr_debug("%s: cmd done status=%#x cmd_status=%#lx size=%#lx\n",
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+ __func__, cmd->status, cmd->cmd_status, cmd->size);
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+ }
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+#endif
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+ complete(&cmd->done);
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+ pr_debug("%s: cmd='%s' done\n", __func__, cmdstr(cmd->cmd));
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+}
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+
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+static struct gelic_eurus_cmd *gelic_eurus_sync_cmd(struct gelic_wl_info *wl,
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+ unsigned int eurus_cmd,
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+ void *buffer,
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+ unsigned int buf_size)
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+{
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+ struct gelic_eurus_cmd *cmd;
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+
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+ /* allocate cmd */
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+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
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+ if (!cmd)
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+ return NULL;
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+
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+ /* initialize members */
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+ cmd->cmd = eurus_cmd;
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+ cmd->buffer = buffer;
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+ cmd->buf_size = buf_size;
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+ cmd->wl = wl;
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+ INIT_WORK(&cmd->work, gelic_eurus_sync_cmd_worker);
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+ init_completion(&cmd->done);
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+ queue_work(wl->eurus_cmd_queue, &cmd->work);
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+
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+ /* wait for command completion */
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+ wait_for_completion(&cmd->done);
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+
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+ return cmd;
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+}
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+
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+static u32 gelic_wl_get_link(struct net_device *netdev)
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+{
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+ struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
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+ u32 ret;
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+
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+ pr_debug("%s: <-\n", __func__);
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+ down(&wl->assoc_stat_lock);
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+ if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
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+ ret = 1;
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+ else
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+ ret = 0;
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+ up(&wl->assoc_stat_lock);
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+ pr_debug("%s: ->\n", __func__);
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+ return ret;
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+}
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+
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+static void gelic_wl_send_iwap_event(struct gelic_wl_info *wl, u8 *bssid)
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+{
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+ union iwreq_data data;
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+
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+ memset(&data, 0, sizeof(data));
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+ if (bssid)
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+ memcpy(data.ap_addr.sa_data, bssid, ETH_ALEN);
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+ data.ap_addr.sa_family = ARPHRD_ETHER;
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+ wireless_send_event(port_to_netdev(wl_port(wl)), SIOCGIWAP,
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+ &data, NULL);
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+}
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+
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+/*
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+ * wireless extension handlers and helpers
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+ */
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+
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+/* SIOGIWNAME */
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+static int gelic_wl_get_name(struct net_device *dev,
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+ struct iw_request_info *info,
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+ union iwreq_data *iwreq, char *extra)
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+{
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+ strcpy(iwreq->name, "IEEE 802.11bg");
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+ return 0;
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+}
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+
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+static void gelic_wl_get_ch_info(struct gelic_wl_info *wl)
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+{
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+ struct gelic_card *card = port_to_card(wl_port(wl));
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+ u64 ch_info_raw, tmp;
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+ int status;
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+
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+ if (!test_and_set_bit(GELIC_WL_STAT_CH_INFO, &wl->stat)) {
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+ status = lv1_net_control(bus_id(card), dev_id(card),
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+ GELIC_LV1_GET_CHANNEL, 0, 0, 0,
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+ &ch_info_raw,
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+ &tmp);
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+ /* some fw versions may return error */
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+ if (status) {
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+ if (status != LV1_NO_ENTRY)
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+ pr_info("%s: available ch unknown\n", __func__);
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+ wl->ch_info = 0x07ff;/* 11 ch */
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+ } else
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+ /* 16 bits of MSB has available channels */
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+ wl->ch_info = ch_info_raw >> 48;
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+ }
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+ return;
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+}
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+
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+/* SIOGIWRANGE */
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+static int gelic_wl_get_range(struct net_device *netdev,
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+ struct iw_request_info *info,
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+ union iwreq_data *iwreq, char *extra)
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+{
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+ struct iw_point *point = &iwreq->data;
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+ struct iw_range *range = (struct iw_range *)extra;
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+ struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
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+ unsigned int i, chs;
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+
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+ pr_debug("%s: <-\n", __func__);
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+ point->length = sizeof(struct iw_range);
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+ memset(range, 0, sizeof(struct iw_range));
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+
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+ range->we_version_compiled = WIRELESS_EXT;
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+ range->we_version_source = 22;
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+
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+ /* available channels and frequencies */
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+ gelic_wl_get_ch_info(wl);
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+
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+ for (i = 0, chs = 0;
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+ i < NUM_CHANNELS && chs < IW_MAX_FREQUENCIES; i++)
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+ if (wl->ch_info & (1 << i)) {
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+ range->freq[chs].i = i + 1;
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+ range->freq[chs].m = channel_freq[i];
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+ range->freq[chs].e = 6;
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+ chs++;
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+ }
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+ range->num_frequency = chs;
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+ range->old_num_frequency = chs;
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+ range->num_channels = chs;
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+ range->old_num_channels = chs;
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+
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+ /* bitrates */
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+ for (i = 0; i < NUM_BITRATES; i++)
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+ range->bitrate[i] = bitrate_list[i];
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+ range->num_bitrates = i;
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+
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+ /* signal levels */
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+ range->max_qual.qual = 100; /* relative value */
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+ range->max_qual.level = 100;
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+ range->avg_qual.qual = 50;
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+ range->avg_qual.level = 50;
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+ range->sensitivity = 0;
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+
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+ /* Event capability */
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+ IW_EVENT_CAPA_SET_KERNEL(range->event_capa);
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+ IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP);
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+ IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN);
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+
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+ /* encryption capability */
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+ range->enc_capa = IW_ENC_CAPA_WPA |
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+ IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
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+ if (wpa2_capable())
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+ range->enc_capa |= IW_ENC_CAPA_WPA2;
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+ range->encoding_size[0] = 5; /* 40bit WEP */
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+ range->encoding_size[1] = 13; /* 104bit WEP */
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+ range->encoding_size[2] = 32; /* WPA-PSK */
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+ range->num_encoding_sizes = 3;
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+ range->max_encoding_tokens = GELIC_WEP_KEYS;
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+
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+ pr_debug("%s: ->\n", __func__);
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+ return 0;
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+
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+}
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+
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+/* SIOC{G,S}IWSCAN */
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+static int gelic_wl_set_scan(struct net_device *netdev,
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+ struct iw_request_info *info,
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+ union iwreq_data *wrqu, char *extra)
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+{
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+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
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+
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+ return gelic_wl_start_scan(wl, 1);
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+}
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+
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+#define OUI_LEN 3
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+static const u8 rsn_oui[OUI_LEN] = { 0x00, 0x0f, 0xac };
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+static const u8 wpa_oui[OUI_LEN] = { 0x00, 0x50, 0xf2 };
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+
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+/*
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+ * synthesize WPA/RSN IE data
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+ * See WiFi WPA specification and IEEE 802.11-2007 7.3.2.25
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+ * for the format
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+ */
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+static size_t gelic_wl_synthesize_ie(u8 *buf,
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+ struct gelic_eurus_scan_info *scan)
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|
+{
|
|
|
+
|
|
|
+ const u8 *oui_header;
|
|
|
+ u8 *start = buf;
|
|
|
+ int rsn;
|
|
|
+ int ccmp;
|
|
|
+
|
|
|
+ pr_debug("%s: <- sec=%16x\n", __func__, scan->security);
|
|
|
+ switch (be16_to_cpu(scan->security) & GELIC_EURUS_SCAN_SEC_MASK) {
|
|
|
+ case GELIC_EURUS_SCAN_SEC_WPA:
|
|
|
+ rsn = 0;
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_SCAN_SEC_WPA2:
|
|
|
+ rsn = 1;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ /* WEP or none. No IE returned */
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ switch (be16_to_cpu(scan->security) & GELIC_EURUS_SCAN_SEC_WPA_MASK) {
|
|
|
+ case GELIC_EURUS_SCAN_SEC_WPA_TKIP:
|
|
|
+ ccmp = 0;
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_SCAN_SEC_WPA_AES:
|
|
|
+ ccmp = 1;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ if (rsn) {
|
|
|
+ ccmp = 1;
|
|
|
+ pr_info("%s: no cipher info. defaulted to CCMP\n",
|
|
|
+ __func__);
|
|
|
+ } else {
|
|
|
+ ccmp = 0;
|
|
|
+ pr_info("%s: no cipher info. defaulted to TKIP\n",
|
|
|
+ __func__);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (rsn)
|
|
|
+ oui_header = rsn_oui;
|
|
|
+ else
|
|
|
+ oui_header = wpa_oui;
|
|
|
+
|
|
|
+ /* element id */
|
|
|
+ if (rsn)
|
|
|
+ *buf++ = MFIE_TYPE_RSN;
|
|
|
+ else
|
|
|
+ *buf++ = MFIE_TYPE_GENERIC;
|
|
|
+
|
|
|
+ /* length filed; set later */
|
|
|
+ buf++;
|
|
|
+
|
|
|
+ /* wpa special header */
|
|
|
+ if (!rsn) {
|
|
|
+ memcpy(buf, wpa_oui, OUI_LEN);
|
|
|
+ buf += OUI_LEN;
|
|
|
+ *buf++ = 0x01;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* version */
|
|
|
+ *buf++ = 0x01; /* version 1.0 */
|
|
|
+ *buf++ = 0x00;
|
|
|
+
|
|
|
+ /* group cipher */
|
|
|
+ memcpy(buf, oui_header, OUI_LEN);
|
|
|
+ buf += OUI_LEN;
|
|
|
+
|
|
|
+ if (ccmp)
|
|
|
+ *buf++ = 0x04; /* CCMP */
|
|
|
+ else
|
|
|
+ *buf++ = 0x02; /* TKIP */
|
|
|
+
|
|
|
+ /* pairwise key count always 1 */
|
|
|
+ *buf++ = 0x01;
|
|
|
+ *buf++ = 0x00;
|
|
|
+
|
|
|
+ /* pairwise key suit */
|
|
|
+ memcpy(buf, oui_header, OUI_LEN);
|
|
|
+ buf += OUI_LEN;
|
|
|
+ if (ccmp)
|
|
|
+ *buf++ = 0x04; /* CCMP */
|
|
|
+ else
|
|
|
+ *buf++ = 0x02; /* TKIP */
|
|
|
+
|
|
|
+ /* AKM count is 1 */
|
|
|
+ *buf++ = 0x01;
|
|
|
+ *buf++ = 0x00;
|
|
|
+
|
|
|
+ /* AKM suite is assumed as PSK*/
|
|
|
+ memcpy(buf, oui_header, OUI_LEN);
|
|
|
+ buf += OUI_LEN;
|
|
|
+ *buf++ = 0x02; /* PSK */
|
|
|
+
|
|
|
+ /* RSN capabilities is 0 */
|
|
|
+ *buf++ = 0x00;
|
|
|
+ *buf++ = 0x00;
|
|
|
+
|
|
|
+ /* set length field */
|
|
|
+ start[1] = (buf - start - 2);
|
|
|
+
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return (buf - start);
|
|
|
+}
|
|
|
+
|
|
|
+struct ie_item {
|
|
|
+ u8 *data;
|
|
|
+ u8 len;
|
|
|
+};
|
|
|
+
|
|
|
+struct ie_info {
|
|
|
+ struct ie_item wpa;
|
|
|
+ struct ie_item rsn;
|
|
|
+};
|
|
|
+
|
|
|
+static void gelic_wl_parse_ie(u8 *data, size_t len,
|
|
|
+ struct ie_info *ie_info)
|
|
|
+{
|
|
|
+ size_t data_left = len;
|
|
|
+ u8 *pos = data;
|
|
|
+ u8 item_len;
|
|
|
+ u8 item_id;
|
|
|
+
|
|
|
+ pr_debug("%s: data=%p len=%ld \n", __func__,
|
|
|
+ data, len);
|
|
|
+ memset(ie_info, 0, sizeof(struct ie_info));
|
|
|
+
|
|
|
+ while (0 < data_left) {
|
|
|
+ item_id = *pos++;
|
|
|
+ item_len = *pos++;
|
|
|
+
|
|
|
+ switch (item_id) {
|
|
|
+ case MFIE_TYPE_GENERIC:
|
|
|
+ if (!memcmp(pos, wpa_oui, OUI_LEN) &&
|
|
|
+ pos[OUI_LEN] == 0x01) {
|
|
|
+ ie_info->wpa.data = pos - 2;
|
|
|
+ ie_info->wpa.len = item_len + 2;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case MFIE_TYPE_RSN:
|
|
|
+ ie_info->rsn.data = pos - 2;
|
|
|
+ /* length includes the header */
|
|
|
+ ie_info->rsn.len = item_len + 2;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ pr_debug("%s: ignore %#x,%d\n", __func__,
|
|
|
+ item_id, item_len);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ pos += item_len;
|
|
|
+ data_left -= item_len + 2;
|
|
|
+ }
|
|
|
+ pr_debug("%s: wpa=%p,%d wpa2=%p,%d\n", __func__,
|
|
|
+ ie_info->wpa.data, ie_info->wpa.len,
|
|
|
+ ie_info->rsn.data, ie_info->rsn.len);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/*
|
|
|
+ * translate the scan informations from hypervisor to a
|
|
|
+ * independent format
|
|
|
+ */
|
|
|
+static char *gelic_wl_translate_scan(struct net_device *netdev,
|
|
|
+ char *ev,
|
|
|
+ char *stop,
|
|
|
+ struct gelic_wl_scan_info *network)
|
|
|
+{
|
|
|
+ struct iw_event iwe;
|
|
|
+ struct gelic_eurus_scan_info *scan = network->hwinfo;
|
|
|
+ char *tmp;
|
|
|
+ u8 rate;
|
|
|
+ unsigned int i, j, len;
|
|
|
+ u8 buf[MAX_WPA_IE_LEN];
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+
|
|
|
+ /* first entry should be AP's mac address */
|
|
|
+ iwe.cmd = SIOCGIWAP;
|
|
|
+ iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
|
|
|
+ memcpy(iwe.u.ap_addr.sa_data, &scan->bssid[2], ETH_ALEN);
|
|
|
+ ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_ADDR_LEN);
|
|
|
+
|
|
|
+ /* ESSID */
|
|
|
+ iwe.cmd = SIOCGIWESSID;
|
|
|
+ iwe.u.data.flags = 1;
|
|
|
+ iwe.u.data.length = strnlen(scan->essid, 32);
|
|
|
+ ev = iwe_stream_add_point(ev, stop, &iwe, scan->essid);
|
|
|
+
|
|
|
+ /* FREQUENCY */
|
|
|
+ iwe.cmd = SIOCGIWFREQ;
|
|
|
+ iwe.u.freq.m = be16_to_cpu(scan->channel);
|
|
|
+ iwe.u.freq.e = 0; /* table value in MHz */
|
|
|
+ iwe.u.freq.i = 0;
|
|
|
+ ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_FREQ_LEN);
|
|
|
+
|
|
|
+ /* RATES */
|
|
|
+ iwe.cmd = SIOCGIWRATE;
|
|
|
+ iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
|
|
|
+ /* to stuff multiple values in one event */
|
|
|
+ tmp = ev + IW_EV_LCP_LEN;
|
|
|
+ /* put them in ascendant order (older is first) */
|
|
|
+ i = 0;
|
|
|
+ j = 0;
|
|
|
+ pr_debug("%s: rates=%d rate=%d\n", __func__,
|
|
|
+ network->rate_len, network->rate_ext_len);
|
|
|
+ while (i < network->rate_len) {
|
|
|
+ if (j < network->rate_ext_len &&
|
|
|
+ ((scan->ext_rate[j] & 0x7f) < (scan->rate[i] & 0x7f)))
|
|
|
+ rate = scan->ext_rate[j++] & 0x7f;
|
|
|
+ else
|
|
|
+ rate = scan->rate[i++] & 0x7f;
|
|
|
+ iwe.u.bitrate.value = rate * 500000; /* 500kbps unit */
|
|
|
+ tmp = iwe_stream_add_value(ev, tmp, stop, &iwe,
|
|
|
+ IW_EV_PARAM_LEN);
|
|
|
+ }
|
|
|
+ while (j < network->rate_ext_len) {
|
|
|
+ iwe.u.bitrate.value = (scan->ext_rate[j++] & 0x7f) * 500000;
|
|
|
+ tmp = iwe_stream_add_value(ev, tmp, stop, &iwe,
|
|
|
+ IW_EV_PARAM_LEN);
|
|
|
+ }
|
|
|
+ /* Check if we added any rate */
|
|
|
+ if (IW_EV_LCP_LEN < (tmp - ev))
|
|
|
+ ev = tmp;
|
|
|
+
|
|
|
+ /* ENCODE */
|
|
|
+ iwe.cmd = SIOCGIWENCODE;
|
|
|
+ if (be16_to_cpu(scan->capability) & WLAN_CAPABILITY_PRIVACY)
|
|
|
+ iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
|
|
|
+ else
|
|
|
+ iwe.u.data.flags = IW_ENCODE_DISABLED;
|
|
|
+ iwe.u.data.length = 0;
|
|
|
+ ev = iwe_stream_add_point(ev, stop, &iwe, scan->essid);
|
|
|
+
|
|
|
+ /* MODE */
|
|
|
+ iwe.cmd = SIOCGIWMODE;
|
|
|
+ if (be16_to_cpu(scan->capability) &
|
|
|
+ (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
|
|
|
+ if (be16_to_cpu(scan->capability) & WLAN_CAPABILITY_ESS)
|
|
|
+ iwe.u.mode = IW_MODE_MASTER;
|
|
|
+ else
|
|
|
+ iwe.u.mode = IW_MODE_ADHOC;
|
|
|
+ ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_UINT_LEN);
|
|
|
+ }
|
|
|
+
|
|
|
+ /* QUAL */
|
|
|
+ iwe.cmd = IWEVQUAL;
|
|
|
+ iwe.u.qual.updated = IW_QUAL_ALL_UPDATED |
|
|
|
+ IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID;
|
|
|
+ iwe.u.qual.level = be16_to_cpu(scan->rssi);
|
|
|
+ iwe.u.qual.qual = be16_to_cpu(scan->rssi);
|
|
|
+ iwe.u.qual.noise = 0;
|
|
|
+ ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_QUAL_LEN);
|
|
|
+
|
|
|
+ /* RSN */
|
|
|
+ memset(&iwe, 0, sizeof(iwe));
|
|
|
+ if (be16_to_cpu(scan->size) <= sizeof(*scan)) {
|
|
|
+ /* If wpa[2] capable station, synthesize IE and put it */
|
|
|
+ len = gelic_wl_synthesize_ie(buf, scan);
|
|
|
+ if (len) {
|
|
|
+ iwe.cmd = IWEVGENIE;
|
|
|
+ iwe.u.data.length = len;
|
|
|
+ ev = iwe_stream_add_point(ev, stop, &iwe, buf);
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ /* this scan info has IE data */
|
|
|
+ struct ie_info ie_info;
|
|
|
+ size_t data_len;
|
|
|
+
|
|
|
+ data_len = be16_to_cpu(scan->size) - sizeof(*scan);
|
|
|
+
|
|
|
+ gelic_wl_parse_ie(scan->elements, data_len, &ie_info);
|
|
|
+
|
|
|
+ if (ie_info.wpa.len && (ie_info.wpa.len <= sizeof(buf))) {
|
|
|
+ memcpy(buf, ie_info.wpa.data, ie_info.wpa.len);
|
|
|
+ iwe.cmd = IWEVGENIE;
|
|
|
+ iwe.u.data.length = ie_info.wpa.len;
|
|
|
+ ev = iwe_stream_add_point(ev, stop, &iwe, buf);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (ie_info.rsn.len && (ie_info.rsn.len <= sizeof(buf))) {
|
|
|
+ memset(&iwe, 0, sizeof(iwe));
|
|
|
+ memcpy(buf, ie_info.rsn.data, ie_info.rsn.len);
|
|
|
+ iwe.cmd = IWEVGENIE;
|
|
|
+ iwe.u.data.length = ie_info.rsn.len;
|
|
|
+ ev = iwe_stream_add_point(ev, stop, &iwe, buf);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return ev;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+static int gelic_wl_get_scan(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *wrqu, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ struct gelic_wl_scan_info *scan_info;
|
|
|
+ char *ev = extra;
|
|
|
+ char *stop = ev + wrqu->data.length;
|
|
|
+ int ret = 0;
|
|
|
+ unsigned long this_time = jiffies;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+ if (down_interruptible(&wl->scan_lock))
|
|
|
+ return -EAGAIN;
|
|
|
+
|
|
|
+ switch (wl->scan_stat) {
|
|
|
+ case GELIC_WL_SCAN_STAT_SCANNING:
|
|
|
+ /* If a scan in progress, caller should call me again */
|
|
|
+ ret = -EAGAIN;
|
|
|
+ goto out;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case GELIC_WL_SCAN_STAT_INIT:
|
|
|
+ /* last scan request failed or never issued */
|
|
|
+ ret = -ENODEV;
|
|
|
+ goto out;
|
|
|
+ break;
|
|
|
+ case GELIC_WL_SCAN_STAT_GOT_LIST:
|
|
|
+ /* ok, use current list */
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ list_for_each_entry(scan_info, &wl->network_list, list) {
|
|
|
+ if (wl->scan_age == 0 ||
|
|
|
+ time_after(scan_info->last_scanned + wl->scan_age,
|
|
|
+ this_time))
|
|
|
+ ev = gelic_wl_translate_scan(netdev, ev, stop,
|
|
|
+ scan_info);
|
|
|
+ else
|
|
|
+ pr_debug("%s:entry too old\n", __func__);
|
|
|
+
|
|
|
+ if (stop - ev <= IW_EV_ADDR_LEN) {
|
|
|
+ ret = -E2BIG;
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ wrqu->data.length = ev - extra;
|
|
|
+ wrqu->data.flags = 0;
|
|
|
+out:
|
|
|
+ up(&wl->scan_lock);
|
|
|
+ pr_debug("%s: -> %d %d\n", __func__, ret, wrqu->data.length);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+#ifdef DEBUG
|
|
|
+static void scan_list_dump(struct gelic_wl_info *wl)
|
|
|
+{
|
|
|
+ struct gelic_wl_scan_info *scan_info;
|
|
|
+ int i;
|
|
|
+ DECLARE_MAC_BUF(mac);
|
|
|
+
|
|
|
+ i = 0;
|
|
|
+ list_for_each_entry(scan_info, &wl->network_list, list) {
|
|
|
+ pr_debug("%s: item %d\n", __func__, i++);
|
|
|
+ pr_debug("valid=%d eurusindex=%d last=%lx\n",
|
|
|
+ scan_info->valid, scan_info->eurus_index,
|
|
|
+ scan_info->last_scanned);
|
|
|
+ pr_debug("r_len=%d r_ext_len=%d essid_len=%d\n",
|
|
|
+ scan_info->rate_len, scan_info->rate_ext_len,
|
|
|
+ scan_info->essid_len);
|
|
|
+ /* -- */
|
|
|
+ pr_debug("bssid=%s\n",
|
|
|
+ print_mac(mac, &scan_info->hwinfo->bssid[2]));
|
|
|
+ pr_debug("essid=%s\n", scan_info->hwinfo->essid);
|
|
|
+ }
|
|
|
+}
|
|
|
+#endif
|
|
|
+
|
|
|
+static int gelic_wl_set_auth(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct iw_param *param = &data->param;
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
|
|
|
+ unsigned long irqflag;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <- %d\n", __func__, param->flags & IW_AUTH_INDEX);
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ switch (param->flags & IW_AUTH_INDEX) {
|
|
|
+ case IW_AUTH_WPA_VERSION:
|
|
|
+ if (param->value & IW_AUTH_WPA_VERSION_DISABLED) {
|
|
|
+ pr_debug("%s: NO WPA selected\n", __func__);
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_WEP;
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_WPA_VERSION_WPA) {
|
|
|
+ pr_debug("%s: WPA version 1 selected\n", __func__);
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA;
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_TKIP;
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP;
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_WPA_VERSION_WPA2) {
|
|
|
+ /*
|
|
|
+ * As the hypervisor may not tell the cipher
|
|
|
+ * information of the AP if it is WPA2,
|
|
|
+ * you will not decide suitable cipher from
|
|
|
+ * its beacon.
|
|
|
+ * You should have knowledge about the AP's
|
|
|
+ * cipher infomation in other method prior to
|
|
|
+ * the association.
|
|
|
+ */
|
|
|
+ if (!precise_ie())
|
|
|
+ pr_info("%s: WPA2 may not work\n", __func__);
|
|
|
+ if (wpa2_capable()) {
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA2;
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_AES;
|
|
|
+ wl->pairwise_cipher_method =
|
|
|
+ GELIC_WL_CIPHER_AES;
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN;
|
|
|
+ } else
|
|
|
+ ret = -EINVAL;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+
|
|
|
+ case IW_AUTH_CIPHER_PAIRWISE:
|
|
|
+ if (param->value &
|
|
|
+ (IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_WEP40)) {
|
|
|
+ pr_debug("%s: WEP selected\n", __func__);
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_CIPHER_TKIP) {
|
|
|
+ pr_debug("%s: TKIP selected\n", __func__);
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_CIPHER_CCMP) {
|
|
|
+ pr_debug("%s: CCMP selected\n", __func__);
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_AES;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_CIPHER_NONE) {
|
|
|
+ pr_debug("%s: no auth selected\n", __func__);
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case IW_AUTH_CIPHER_GROUP:
|
|
|
+ if (param->value &
|
|
|
+ (IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_WEP40)) {
|
|
|
+ pr_debug("%s: WEP selected\n", __func__);
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_WEP;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_CIPHER_TKIP) {
|
|
|
+ pr_debug("%s: TKIP selected\n", __func__);
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_TKIP;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_CIPHER_CCMP) {
|
|
|
+ pr_debug("%s: CCMP selected\n", __func__);
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_AES;
|
|
|
+ }
|
|
|
+ if (param->value & IW_AUTH_CIPHER_NONE) {
|
|
|
+ pr_debug("%s: no auth selected\n", __func__);
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case IW_AUTH_80211_AUTH_ALG:
|
|
|
+ if (param->value & IW_AUTH_ALG_SHARED_KEY) {
|
|
|
+ pr_debug("%s: shared key specified\n", __func__);
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_SHARED;
|
|
|
+ } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
|
|
|
+ pr_debug("%s: open system specified\n", __func__);
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN;
|
|
|
+ } else
|
|
|
+ ret = -EINVAL;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case IW_AUTH_WPA_ENABLED:
|
|
|
+ if (param->value) {
|
|
|
+ pr_debug("%s: WPA enabled\n", __func__);
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA;
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: WPA disabled\n", __func__);
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+
|
|
|
+ case IW_AUTH_KEY_MGMT:
|
|
|
+ if (param->value & IW_AUTH_KEY_MGMT_PSK)
|
|
|
+ break;
|
|
|
+ /* intentionally fall through */
|
|
|
+ default:
|
|
|
+ ret = -EOPNOTSUPP;
|
|
|
+ break;
|
|
|
+ };
|
|
|
+
|
|
|
+ if (!ret)
|
|
|
+ set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
|
|
|
+
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s: -> %d\n", __func__, ret);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_get_auth(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *iwreq, char *extra)
|
|
|
+{
|
|
|
+ struct iw_param *param = &iwreq->param;
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
|
|
|
+ unsigned long irqflag;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <- %d\n", __func__, param->flags & IW_AUTH_INDEX);
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ switch (param->flags & IW_AUTH_INDEX) {
|
|
|
+ case IW_AUTH_WPA_VERSION:
|
|
|
+ switch (wl->wpa_level) {
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA:
|
|
|
+ param->value |= IW_AUTH_WPA_VERSION_WPA;
|
|
|
+ break;
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA2:
|
|
|
+ param->value |= IW_AUTH_WPA_VERSION_WPA2;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ param->value |= IW_AUTH_WPA_VERSION_DISABLED;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+
|
|
|
+ case IW_AUTH_80211_AUTH_ALG:
|
|
|
+ if (wl->auth_method == GELIC_EURUS_AUTH_SHARED)
|
|
|
+ param->value = IW_AUTH_ALG_SHARED_KEY;
|
|
|
+ else if (wl->auth_method == GELIC_EURUS_AUTH_OPEN)
|
|
|
+ param->value = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case IW_AUTH_WPA_ENABLED:
|
|
|
+ switch (wl->wpa_level) {
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA:
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA2:
|
|
|
+ param->value = 1;
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ param->value = 0;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ ret = -EOPNOTSUPP;
|
|
|
+ }
|
|
|
+
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s: -> %d\n", __func__, ret);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/* SIOC{S,G}IWESSID */
|
|
|
+static int gelic_wl_set_essid(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ unsigned long irqflag;
|
|
|
+
|
|
|
+ pr_debug("%s: <- l=%d f=%d\n", __func__,
|
|
|
+ data->essid.length, data->essid.flags);
|
|
|
+ if (IW_ESSID_MAX_SIZE < data->essid.length)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (data->essid.flags) {
|
|
|
+ wl->essid_len = data->essid.length;
|
|
|
+ memcpy(wl->essid, extra, wl->essid_len);
|
|
|
+ pr_debug("%s: essid = '%s'\n", __func__, extra);
|
|
|
+ set_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat);
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: ESSID any \n", __func__);
|
|
|
+ clear_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat);
|
|
|
+ }
|
|
|
+ set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+
|
|
|
+
|
|
|
+ gelic_wl_try_associate(netdev); /* FIXME */
|
|
|
+ pr_debug("%s: -> \n", __func__);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_get_essid(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ unsigned long irqflag;
|
|
|
+
|
|
|
+ pr_debug("%s: <- \n", __func__);
|
|
|
+ down(&wl->assoc_stat_lock);
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (test_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat) ||
|
|
|
+ wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) {
|
|
|
+ memcpy(extra, wl->essid, wl->essid_len);
|
|
|
+ data->essid.length = wl->essid_len;
|
|
|
+ data->essid.flags = 1;
|
|
|
+ } else
|
|
|
+ data->essid.flags = 0;
|
|
|
+
|
|
|
+ up(&wl->assoc_stat_lock);
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s: -> len=%d \n", __func__, data->essid.length);
|
|
|
+
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/* SIO{S,G}IWENCODE */
|
|
|
+static int gelic_wl_set_encode(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ struct iw_point *enc = &data->encoding;
|
|
|
+ __u16 flags;
|
|
|
+ unsigned int irqflag;
|
|
|
+ int key_index, index_specified;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <- \n", __func__);
|
|
|
+ flags = enc->flags & IW_ENCODE_FLAGS;
|
|
|
+ key_index = enc->flags & IW_ENCODE_INDEX;
|
|
|
+
|
|
|
+ pr_debug("%s: key_index = %d\n", __func__, key_index);
|
|
|
+ pr_debug("%s: key_len = %d\n", __func__, enc->length);
|
|
|
+ pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS);
|
|
|
+
|
|
|
+ if (GELIC_WEP_KEYS < key_index)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (key_index) {
|
|
|
+ index_specified = 1;
|
|
|
+ key_index--;
|
|
|
+ } else {
|
|
|
+ index_specified = 0;
|
|
|
+ key_index = wl->current_key;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (flags & IW_ENCODE_NOKEY) {
|
|
|
+ /* if just IW_ENCODE_NOKEY, change current key index */
|
|
|
+ if (!flags && index_specified) {
|
|
|
+ wl->current_key = key_index;
|
|
|
+ goto done;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (flags & IW_ENCODE_DISABLED) {
|
|
|
+ if (!index_specified) {
|
|
|
+ /* disable encryption */
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
|
|
|
+ wl->pairwise_cipher_method =
|
|
|
+ GELIC_WL_CIPHER_NONE;
|
|
|
+ /* invalidate all key */
|
|
|
+ wl->key_enabled = 0;
|
|
|
+ } else
|
|
|
+ clear_bit(key_index, &wl->key_enabled);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (flags & IW_ENCODE_OPEN)
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN;
|
|
|
+ if (flags & IW_ENCODE_RESTRICTED) {
|
|
|
+ pr_info("%s: shared key mode enabled\n", __func__);
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_SHARED;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ if (IW_ENCODING_TOKEN_MAX < enc->length) {
|
|
|
+ ret = -EINVAL;
|
|
|
+ goto done;
|
|
|
+ }
|
|
|
+ wl->key_len[key_index] = enc->length;
|
|
|
+ memcpy(wl->key[key_index], extra, enc->length);
|
|
|
+ set_bit(key_index, &wl->key_enabled);
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP;
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_WEP;
|
|
|
+ }
|
|
|
+ set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
|
|
|
+done:
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s: -> \n", __func__);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_get_encode(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ struct iw_point *enc = &data->encoding;
|
|
|
+ unsigned int irqflag;
|
|
|
+ unsigned int key_index, index_specified;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <- \n", __func__);
|
|
|
+ key_index = enc->flags & IW_ENCODE_INDEX;
|
|
|
+ pr_debug("%s: flag=%#x point=%p len=%d extra=%p\n", __func__,
|
|
|
+ enc->flags, enc->pointer, enc->length, extra);
|
|
|
+ if (GELIC_WEP_KEYS < key_index)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (key_index) {
|
|
|
+ index_specified = 1;
|
|
|
+ key_index--;
|
|
|
+ } else {
|
|
|
+ index_specified = 0;
|
|
|
+ key_index = wl->current_key;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
|
|
|
+ switch (wl->auth_method) {
|
|
|
+ case GELIC_EURUS_AUTH_OPEN:
|
|
|
+ enc->flags = IW_ENCODE_OPEN;
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_AUTH_SHARED:
|
|
|
+ enc->flags = IW_ENCODE_RESTRICTED;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ } else
|
|
|
+ enc->flags = IW_ENCODE_DISABLED;
|
|
|
+
|
|
|
+ if (test_bit(key_index, &wl->key_enabled)) {
|
|
|
+ if (enc->length < wl->key_len[key_index]) {
|
|
|
+ ret = -EINVAL;
|
|
|
+ goto done;
|
|
|
+ }
|
|
|
+ enc->length = wl->key_len[key_index];
|
|
|
+ memcpy(extra, wl->key[key_index], wl->key_len[key_index]);
|
|
|
+ } else {
|
|
|
+ enc->length = 0;
|
|
|
+ enc->flags |= IW_ENCODE_NOKEY;
|
|
|
+ }
|
|
|
+ enc->flags |= key_index + 1;
|
|
|
+ pr_debug("%s: -> flag=%x len=%d\n", __func__,
|
|
|
+ enc->flags, enc->length);
|
|
|
+
|
|
|
+done:
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/* SIOC{S,G}IWAP */
|
|
|
+static int gelic_wl_set_ap(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ unsigned long irqflag;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+ if (data->ap_addr.sa_family != ARPHRD_ETHER)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (is_valid_ether_addr(data->ap_addr.sa_data)) {
|
|
|
+ memcpy(wl->bssid, data->ap_addr.sa_data,
|
|
|
+ ETH_ALEN);
|
|
|
+ set_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat);
|
|
|
+ set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
|
|
|
+ pr_debug("%s: bss=%02x:%02x:%02x:%02x:%02x:%02x\n",
|
|
|
+ __func__,
|
|
|
+ wl->bssid[0], wl->bssid[1],
|
|
|
+ wl->bssid[2], wl->bssid[3],
|
|
|
+ wl->bssid[4], wl->bssid[5]);
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: clear bssid\n", __func__);
|
|
|
+ clear_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat);
|
|
|
+ memset(wl->bssid, 0, ETH_ALEN);
|
|
|
+ }
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_get_ap(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ unsigned long irqflag;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+ down(&wl->assoc_stat_lock);
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) {
|
|
|
+ data->ap_addr.sa_family = ARPHRD_ETHER;
|
|
|
+ memcpy(data->ap_addr.sa_data, wl->active_bssid,
|
|
|
+ ETH_ALEN);
|
|
|
+ } else
|
|
|
+ memset(data->ap_addr.sa_data, 0, ETH_ALEN);
|
|
|
+
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ up(&wl->assoc_stat_lock);
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/* SIOC{S,G}IWENCODEEXT */
|
|
|
+static int gelic_wl_set_encodeext(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ struct iw_point *enc = &data->encoding;
|
|
|
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
|
|
|
+ __u16 alg;
|
|
|
+ __u16 flags;
|
|
|
+ unsigned int irqflag;
|
|
|
+ int key_index;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <- \n", __func__);
|
|
|
+ flags = enc->flags & IW_ENCODE_FLAGS;
|
|
|
+ alg = ext->alg;
|
|
|
+ key_index = enc->flags & IW_ENCODE_INDEX;
|
|
|
+
|
|
|
+ pr_debug("%s: key_index = %d\n", __func__, key_index);
|
|
|
+ pr_debug("%s: key_len = %d\n", __func__, enc->length);
|
|
|
+ pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS);
|
|
|
+ pr_debug("%s: ext_flag=%x\n", __func__, ext->ext_flags);
|
|
|
+ pr_debug("%s: ext_key_len=%x\n", __func__, ext->key_len);
|
|
|
+
|
|
|
+ if (GELIC_WEP_KEYS < key_index)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (key_index)
|
|
|
+ key_index--;
|
|
|
+ else
|
|
|
+ key_index = wl->current_key;
|
|
|
+
|
|
|
+ if (!enc->length && (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) {
|
|
|
+ /* reques to change default key index */
|
|
|
+ pr_debug("%s: request to change default key to %d\n",
|
|
|
+ __func__, key_index);
|
|
|
+ wl->current_key = key_index;
|
|
|
+ goto done;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (alg == IW_ENCODE_ALG_NONE || (flags & IW_ENCODE_DISABLED)) {
|
|
|
+ pr_debug("%s: alg disabled\n", __func__);
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE;
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN; /* should be open */
|
|
|
+ } else if (alg == IW_ENCODE_ALG_WEP) {
|
|
|
+ pr_debug("%s: WEP requested\n", __func__);
|
|
|
+ if (flags & IW_ENCODE_OPEN) {
|
|
|
+ pr_debug("%s: open key mode\n", __func__);
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN;
|
|
|
+ }
|
|
|
+ if (flags & IW_ENCODE_RESTRICTED) {
|
|
|
+ pr_debug("%s: shared key mode\n", __func__);
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_SHARED;
|
|
|
+ }
|
|
|
+ if (IW_ENCODING_TOKEN_MAX < ext->key_len) {
|
|
|
+ pr_info("%s: key is too long %d\n", __func__,
|
|
|
+ ext->key_len);
|
|
|
+ ret = -EINVAL;
|
|
|
+ goto done;
|
|
|
+ }
|
|
|
+ /* OK, update the key */
|
|
|
+ wl->key_len[key_index] = ext->key_len;
|
|
|
+ memset(wl->key[key_index], 0, IW_ENCODING_TOKEN_MAX);
|
|
|
+ memcpy(wl->key[key_index], ext->key, ext->key_len);
|
|
|
+ set_bit(key_index, &wl->key_enabled);
|
|
|
+ /* remember wep info changed */
|
|
|
+ set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
|
|
|
+ } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
|
|
|
+ pr_debug("%s: TKIP/CCMP requested alg=%d\n", __func__, alg);
|
|
|
+ /* check key length */
|
|
|
+ if (IW_ENCODING_TOKEN_MAX < ext->key_len) {
|
|
|
+ pr_info("%s: key is too long %d\n", __func__,
|
|
|
+ ext->key_len);
|
|
|
+ ret = -EINVAL;
|
|
|
+ goto done;
|
|
|
+ }
|
|
|
+ if (alg == IW_ENCODE_ALG_CCMP) {
|
|
|
+ pr_debug("%s: AES selected\n", __func__);
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_AES;
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_AES;
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA2;
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: TKIP selected, WPA forced\n", __func__);
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_TKIP;
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP;
|
|
|
+ /* FIXME: how do we do if WPA2 + TKIP? */
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA;
|
|
|
+ }
|
|
|
+ if (flags & IW_ENCODE_RESTRICTED)
|
|
|
+ BUG();
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN;
|
|
|
+ /* We should use same key for both and unicast */
|
|
|
+ if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY)
|
|
|
+ pr_debug("%s: group key \n", __func__);
|
|
|
+ else
|
|
|
+ pr_debug("%s: unicast key \n", __func__);
|
|
|
+ /* OK, update the key */
|
|
|
+ wl->key_len[key_index] = ext->key_len;
|
|
|
+ memset(wl->key[key_index], 0, IW_ENCODING_TOKEN_MAX);
|
|
|
+ memcpy(wl->key[key_index], ext->key, ext->key_len);
|
|
|
+ set_bit(key_index, &wl->key_enabled);
|
|
|
+ /* remember info changed */
|
|
|
+ set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
|
|
|
+ }
|
|
|
+done:
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s: -> \n", __func__);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_get_encodeext(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ struct iw_point *enc = &data->encoding;
|
|
|
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
|
|
|
+ unsigned int irqflag;
|
|
|
+ int key_index;
|
|
|
+ int ret = 0;
|
|
|
+ int max_key_len;
|
|
|
+
|
|
|
+ pr_debug("%s: <- \n", __func__);
|
|
|
+
|
|
|
+ max_key_len = enc->length - sizeof(struct iw_encode_ext);
|
|
|
+ if (max_key_len < 0)
|
|
|
+ return -EINVAL;
|
|
|
+ key_index = enc->flags & IW_ENCODE_INDEX;
|
|
|
+
|
|
|
+ pr_debug("%s: key_index = %d\n", __func__, key_index);
|
|
|
+ pr_debug("%s: key_len = %d\n", __func__, enc->length);
|
|
|
+ pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS);
|
|
|
+
|
|
|
+ if (GELIC_WEP_KEYS < key_index)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (key_index)
|
|
|
+ key_index--;
|
|
|
+ else
|
|
|
+ key_index = wl->current_key;
|
|
|
+
|
|
|
+ memset(ext, 0, sizeof(struct iw_encode_ext));
|
|
|
+ switch (wl->group_cipher_method) {
|
|
|
+ case GELIC_WL_CIPHER_WEP:
|
|
|
+ ext->alg = IW_ENCODE_ALG_WEP;
|
|
|
+ enc->flags |= IW_ENCODE_ENABLED;
|
|
|
+ break;
|
|
|
+ case GELIC_WL_CIPHER_TKIP:
|
|
|
+ ext->alg = IW_ENCODE_ALG_TKIP;
|
|
|
+ enc->flags |= IW_ENCODE_ENABLED;
|
|
|
+ break;
|
|
|
+ case GELIC_WL_CIPHER_AES:
|
|
|
+ ext->alg = IW_ENCODE_ALG_CCMP;
|
|
|
+ enc->flags |= IW_ENCODE_ENABLED;
|
|
|
+ break;
|
|
|
+ case GELIC_WL_CIPHER_NONE:
|
|
|
+ default:
|
|
|
+ ext->alg = IW_ENCODE_ALG_NONE;
|
|
|
+ enc->flags |= IW_ENCODE_NOKEY;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!(enc->flags & IW_ENCODE_NOKEY)) {
|
|
|
+ if (max_key_len < wl->key_len[key_index]) {
|
|
|
+ ret = -E2BIG;
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ if (test_bit(key_index, &wl->key_enabled))
|
|
|
+ memcpy(ext->key, wl->key[key_index],
|
|
|
+ wl->key_len[key_index]);
|
|
|
+ else
|
|
|
+ pr_debug("%s: disabled key requested ix=%d\n",
|
|
|
+ __func__, key_index);
|
|
|
+ }
|
|
|
+out:
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s: -> \n", __func__);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+/* SIOC{S,G}IWMODE */
|
|
|
+static int gelic_wl_set_mode(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ __u32 mode = data->mode;
|
|
|
+ int ret;
|
|
|
+
|
|
|
+ pr_debug("%s: <- \n", __func__);
|
|
|
+ if (mode == IW_MODE_INFRA)
|
|
|
+ ret = 0;
|
|
|
+ else
|
|
|
+ ret = -EOPNOTSUPP;
|
|
|
+ pr_debug("%s: -> %d\n", __func__, ret);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_get_mode(struct net_device *netdev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ __u32 *mode = &data->mode;
|
|
|
+ pr_debug("%s: <- \n", __func__);
|
|
|
+ *mode = IW_MODE_INFRA;
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/* SIOCIWFIRSTPRIV */
|
|
|
+static int hex2bin(u8 *str, u8 *bin, unsigned int len)
|
|
|
+{
|
|
|
+ unsigned int i;
|
|
|
+ static unsigned char *hex = "0123456789ABCDEF";
|
|
|
+ unsigned char *p, *q;
|
|
|
+ u8 tmp;
|
|
|
+
|
|
|
+ if (len != WPA_PSK_LEN * 2)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ for (i = 0; i < WPA_PSK_LEN * 2; i += 2) {
|
|
|
+ p = strchr(hex, toupper(str[i]));
|
|
|
+ q = strchr(hex, toupper(str[i + 1]));
|
|
|
+ if (!p || !q) {
|
|
|
+ pr_info("%s: unconvertible PSK digit=%d\n",
|
|
|
+ __func__, i);
|
|
|
+ return -EINVAL;
|
|
|
+ }
|
|
|
+ tmp = ((p - hex) << 4) + (q - hex);
|
|
|
+ *bin++ = tmp;
|
|
|
+ }
|
|
|
+ return 0;
|
|
|
+};
|
|
|
+
|
|
|
+static int gelic_wl_priv_set_psk(struct net_device *net_dev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev));
|
|
|
+ unsigned int len;
|
|
|
+ unsigned int irqflag;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s:<- len=%d\n", __func__, data->data.length);
|
|
|
+ len = data->data.length - 1;
|
|
|
+ if (len <= 2)
|
|
|
+ return -EINVAL;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ if (extra[0] == '"' && extra[len - 1] == '"') {
|
|
|
+ pr_debug("%s: passphrase mode\n", __func__);
|
|
|
+ /* pass phrase */
|
|
|
+ if (GELIC_WL_EURUS_PSK_MAX_LEN < (len - 2)) {
|
|
|
+ pr_info("%s: passphrase too long\n", __func__);
|
|
|
+ ret = -E2BIG;
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ memset(wl->psk, 0, sizeof(wl->psk));
|
|
|
+ wl->psk_len = len - 2;
|
|
|
+ memcpy(wl->psk, &(extra[1]), wl->psk_len);
|
|
|
+ wl->psk_type = GELIC_EURUS_WPA_PSK_PASSPHRASE;
|
|
|
+ } else {
|
|
|
+ ret = hex2bin(extra, wl->psk, len);
|
|
|
+ if (ret)
|
|
|
+ goto out;
|
|
|
+ wl->psk_len = WPA_PSK_LEN;
|
|
|
+ wl->psk_type = GELIC_EURUS_WPA_PSK_BIN;
|
|
|
+ }
|
|
|
+ set_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat);
|
|
|
+out:
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s:->\n", __func__);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_priv_get_psk(struct net_device *net_dev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev));
|
|
|
+ char *p;
|
|
|
+ unsigned int irqflag;
|
|
|
+ unsigned int i;
|
|
|
+
|
|
|
+ pr_debug("%s:<-\n", __func__);
|
|
|
+ if (!capable(CAP_NET_ADMIN))
|
|
|
+ return -EPERM;
|
|
|
+
|
|
|
+ spin_lock_irqsave(&wl->lock, irqflag);
|
|
|
+ p = extra;
|
|
|
+ if (test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat)) {
|
|
|
+ if (wl->psk_type == GELIC_EURUS_WPA_PSK_BIN) {
|
|
|
+ for (i = 0; i < wl->psk_len; i++) {
|
|
|
+ sprintf(p, "%02xu", wl->psk[i]);
|
|
|
+ p += 2;
|
|
|
+ }
|
|
|
+ *p = '\0';
|
|
|
+ data->data.length = wl->psk_len * 2;
|
|
|
+ } else {
|
|
|
+ *p++ = '"';
|
|
|
+ memcpy(p, wl->psk, wl->psk_len);
|
|
|
+ p += wl->psk_len;
|
|
|
+ *p++ = '"';
|
|
|
+ *p = '\0';
|
|
|
+ data->data.length = wl->psk_len + 2;
|
|
|
+ }
|
|
|
+ } else
|
|
|
+ /* no psk set */
|
|
|
+ data->data.length = 0;
|
|
|
+ spin_unlock_irqrestore(&wl->lock, irqflag);
|
|
|
+ pr_debug("%s:-> %d\n", __func__, data->data.length);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/* SIOCGIWNICKN */
|
|
|
+static int gelic_wl_get_nick(struct net_device *net_dev,
|
|
|
+ struct iw_request_info *info,
|
|
|
+ union iwreq_data *data, char *extra)
|
|
|
+{
|
|
|
+ strcpy(extra, "gelic_wl");
|
|
|
+ data->data.length = strlen(extra);
|
|
|
+ data->data.flags = 1;
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+/* --- */
|
|
|
+
|
|
|
+static struct iw_statistics *gelic_wl_get_wireless_stats(
|
|
|
+ struct net_device *netdev)
|
|
|
+{
|
|
|
+
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ struct gelic_eurus_cmd *cmd;
|
|
|
+ struct iw_statistics *is;
|
|
|
+ struct gelic_eurus_rssi_info *rssi;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+
|
|
|
+ is = &wl->iwstat;
|
|
|
+ memset(is, 0, sizeof(*is));
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_RSSI_CFG,
|
|
|
+ wl->buf, sizeof(*rssi));
|
|
|
+ if (cmd && !cmd->status && !cmd->cmd_status) {
|
|
|
+ rssi = wl->buf;
|
|
|
+ is->qual.level = be16_to_cpu(rssi->rssi);
|
|
|
+ is->qual.updated = IW_QUAL_LEVEL_UPDATED |
|
|
|
+ IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID;
|
|
|
+ } else
|
|
|
+ /* not associated */
|
|
|
+ is->qual.updated = IW_QUAL_ALL_INVALID;
|
|
|
+
|
|
|
+ kfree(cmd);
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return is;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * scanning helpers
|
|
|
+ */
|
|
|
+static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan)
|
|
|
+{
|
|
|
+ struct gelic_eurus_cmd *cmd;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <- always=%d\n", __func__, always_scan);
|
|
|
+ if (down_interruptible(&wl->scan_lock))
|
|
|
+ return -ERESTARTSYS;
|
|
|
+
|
|
|
+ /*
|
|
|
+ * If already a scan in progress, do not trigger more
|
|
|
+ */
|
|
|
+ if (wl->scan_stat == GELIC_WL_SCAN_STAT_SCANNING) {
|
|
|
+ pr_debug("%s: scanning now\n", __func__);
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+
|
|
|
+ init_completion(&wl->scan_done);
|
|
|
+ /*
|
|
|
+ * If we have already a bss list, don't try to get new
|
|
|
+ */
|
|
|
+ if (!always_scan && wl->scan_stat == GELIC_WL_SCAN_STAT_GOT_LIST) {
|
|
|
+ pr_debug("%s: already has the list\n", __func__);
|
|
|
+ complete(&wl->scan_done);
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ /*
|
|
|
+ * issue start scan request
|
|
|
+ */
|
|
|
+ wl->scan_stat = GELIC_WL_SCAN_STAT_SCANNING;
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_START_SCAN,
|
|
|
+ NULL, 0);
|
|
|
+ if (!cmd || cmd->status || cmd->cmd_status) {
|
|
|
+ wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
|
|
|
+ complete(&wl->scan_done);
|
|
|
+ ret = -ENOMEM;
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ kfree(cmd);
|
|
|
+out:
|
|
|
+ up(&wl->scan_lock);
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * retrieve scan result from the chip (hypervisor)
|
|
|
+ * this function is invoked by schedule work.
|
|
|
+ */
|
|
|
+static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl)
|
|
|
+{
|
|
|
+ struct gelic_eurus_cmd *cmd = NULL;
|
|
|
+ struct gelic_wl_scan_info *target, *tmp;
|
|
|
+ struct gelic_wl_scan_info *oldest = NULL;
|
|
|
+ struct gelic_eurus_scan_info *scan_info;
|
|
|
+ unsigned int scan_info_size;
|
|
|
+ union iwreq_data data;
|
|
|
+ unsigned long this_time = jiffies;
|
|
|
+ unsigned int data_len, i, found, r;
|
|
|
+ DECLARE_MAC_BUF(mac);
|
|
|
+
|
|
|
+ pr_debug("%s:start\n", __func__);
|
|
|
+ down(&wl->scan_lock);
|
|
|
+
|
|
|
+ if (wl->scan_stat != GELIC_WL_SCAN_STAT_SCANNING) {
|
|
|
+ /*
|
|
|
+ * stop() may be called while scanning, ignore result
|
|
|
+ */
|
|
|
+ pr_debug("%s: scan complete when stat != scanning(%d)\n",
|
|
|
+ __func__, wl->scan_stat);
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_SCAN,
|
|
|
+ wl->buf, PAGE_SIZE);
|
|
|
+ if (!cmd || cmd->status || cmd->cmd_status) {
|
|
|
+ wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
|
|
|
+ pr_info("%s:cmd failed\n", __func__);
|
|
|
+ kfree(cmd);
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ data_len = cmd->size;
|
|
|
+ pr_debug("%s: data_len = %d\n", __func__, data_len);
|
|
|
+ kfree(cmd);
|
|
|
+
|
|
|
+ /* OK, bss list retrieved */
|
|
|
+ wl->scan_stat = GELIC_WL_SCAN_STAT_GOT_LIST;
|
|
|
+
|
|
|
+ /* mark all entries are old */
|
|
|
+ list_for_each_entry_safe(target, tmp, &wl->network_list, list) {
|
|
|
+ target->valid = 0;
|
|
|
+ /* expire too old entries */
|
|
|
+ if (time_before(target->last_scanned + wl->scan_age,
|
|
|
+ this_time)) {
|
|
|
+ kfree(target->hwinfo);
|
|
|
+ target->hwinfo = NULL;
|
|
|
+ list_move_tail(&target->list, &wl->network_free_list);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /* put them in the newtork_list */
|
|
|
+ scan_info = wl->buf;
|
|
|
+ scan_info_size = 0;
|
|
|
+ i = 0;
|
|
|
+ while (scan_info_size < data_len) {
|
|
|
+ pr_debug("%s:size=%d bssid=%s scan_info=%p\n", __func__,
|
|
|
+ be16_to_cpu(scan_info->size),
|
|
|
+ print_mac(mac, &scan_info->bssid[2]), scan_info);
|
|
|
+ found = 0;
|
|
|
+ oldest = NULL;
|
|
|
+ list_for_each_entry(target, &wl->network_list, list) {
|
|
|
+ if (!compare_ether_addr(&target->hwinfo->bssid[2],
|
|
|
+ &scan_info->bssid[2])) {
|
|
|
+ found = 1;
|
|
|
+ pr_debug("%s: same BBS found scanned list\n",
|
|
|
+ __func__);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ if (!oldest ||
|
|
|
+ (target->last_scanned < oldest->last_scanned))
|
|
|
+ oldest = target;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!found) {
|
|
|
+ /* not found in the list */
|
|
|
+ if (list_empty(&wl->network_free_list)) {
|
|
|
+ /* expire oldest */
|
|
|
+ target = oldest;
|
|
|
+ } else {
|
|
|
+ target = list_entry(wl->network_free_list.next,
|
|
|
+ struct gelic_wl_scan_info,
|
|
|
+ list);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /* update the item */
|
|
|
+ target->last_scanned = this_time;
|
|
|
+ target->valid = 1;
|
|
|
+ target->eurus_index = i;
|
|
|
+ kfree(target->hwinfo);
|
|
|
+ target->hwinfo = kzalloc(be16_to_cpu(scan_info->size),
|
|
|
+ GFP_KERNEL);
|
|
|
+ if (!target->hwinfo) {
|
|
|
+ pr_info("%s: kzalloc failed\n", __func__);
|
|
|
+ i++;
|
|
|
+ scan_info_size += be16_to_cpu(scan_info->size);
|
|
|
+ scan_info = (void *)scan_info +
|
|
|
+ be16_to_cpu(scan_info->size);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ /* copy hw scan info */
|
|
|
+ memcpy(target->hwinfo, scan_info, scan_info->size);
|
|
|
+ target->essid_len = strnlen(scan_info->essid,
|
|
|
+ sizeof(scan_info->essid));
|
|
|
+ target->rate_len = 0;
|
|
|
+ for (r = 0; r < MAX_RATES_LENGTH; r++)
|
|
|
+ if (scan_info->rate[r])
|
|
|
+ target->rate_len++;
|
|
|
+ if (8 < target->rate_len)
|
|
|
+ pr_info("%s: AP returns %d rates\n", __func__,
|
|
|
+ target->rate_len);
|
|
|
+ target->rate_ext_len = 0;
|
|
|
+ for (r = 0; r < MAX_RATES_EX_LENGTH; r++)
|
|
|
+ if (scan_info->ext_rate[r])
|
|
|
+ target->rate_ext_len++;
|
|
|
+ list_move_tail(&target->list, &wl->network_list);
|
|
|
+ /* bump pointer */
|
|
|
+ i++;
|
|
|
+ scan_info_size += be16_to_cpu(scan_info->size);
|
|
|
+ scan_info = (void *)scan_info + be16_to_cpu(scan_info->size);
|
|
|
+ }
|
|
|
+ memset(&data, 0, sizeof(data));
|
|
|
+ wireless_send_event(port_to_netdev(wl_port(wl)), SIOCGIWSCAN, &data,
|
|
|
+ NULL);
|
|
|
+out:
|
|
|
+ complete(&wl->scan_done);
|
|
|
+ up(&wl->scan_lock);
|
|
|
+ pr_debug("%s:end\n", __func__);
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * Select an appropriate bss from current scan list regarding
|
|
|
+ * current settings from userspace.
|
|
|
+ * The caller must hold wl->scan_lock,
|
|
|
+ * and on the state of wl->scan_state == GELIC_WL_SCAN_GOT_LIST
|
|
|
+ */
|
|
|
+static void update_best(struct gelic_wl_scan_info **best,
|
|
|
+ struct gelic_wl_scan_info *candid,
|
|
|
+ int *best_weight,
|
|
|
+ int *weight)
|
|
|
+{
|
|
|
+ if (*best_weight < ++(*weight)) {
|
|
|
+ *best_weight = *weight;
|
|
|
+ *best = candid;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+static
|
|
|
+struct gelic_wl_scan_info *gelic_wl_find_best_bss(struct gelic_wl_info *wl)
|
|
|
+{
|
|
|
+ struct gelic_wl_scan_info *scan_info;
|
|
|
+ struct gelic_wl_scan_info *best_bss;
|
|
|
+ int weight, best_weight;
|
|
|
+ u16 security;
|
|
|
+ DECLARE_MAC_BUF(mac);
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+
|
|
|
+ best_bss = NULL;
|
|
|
+ best_weight = 0;
|
|
|
+
|
|
|
+ list_for_each_entry(scan_info, &wl->network_list, list) {
|
|
|
+ pr_debug("%s: station %p\n", __func__, scan_info);
|
|
|
+
|
|
|
+ if (!scan_info->valid) {
|
|
|
+ pr_debug("%s: station invalid\n", __func__);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* If bss specified, check it only */
|
|
|
+ if (test_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat)) {
|
|
|
+ if (!compare_ether_addr(&scan_info->hwinfo->bssid[2],
|
|
|
+ wl->bssid)) {
|
|
|
+ best_bss = scan_info;
|
|
|
+ pr_debug("%s: bssid matched\n", __func__);
|
|
|
+ break;
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: bssid unmached\n", __func__);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ weight = 0;
|
|
|
+
|
|
|
+ /* security */
|
|
|
+ security = be16_to_cpu(scan_info->hwinfo->security) &
|
|
|
+ GELIC_EURUS_SCAN_SEC_MASK;
|
|
|
+ if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA2) {
|
|
|
+ if (security == GELIC_EURUS_SCAN_SEC_WPA2)
|
|
|
+ update_best(&best_bss, scan_info,
|
|
|
+ &best_weight, &weight);
|
|
|
+ else
|
|
|
+ continue;
|
|
|
+ } else if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA) {
|
|
|
+ if (security == GELIC_EURUS_SCAN_SEC_WPA)
|
|
|
+ update_best(&best_bss, scan_info,
|
|
|
+ &best_weight, &weight);
|
|
|
+ else
|
|
|
+ continue;
|
|
|
+ } else if (wl->wpa_level == GELIC_WL_WPA_LEVEL_NONE &&
|
|
|
+ wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
|
|
|
+ if (security == GELIC_EURUS_SCAN_SEC_WEP)
|
|
|
+ update_best(&best_bss, scan_info,
|
|
|
+ &best_weight, &weight);
|
|
|
+ else
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* If ESSID is set, check it */
|
|
|
+ if (test_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat)) {
|
|
|
+ if ((scan_info->essid_len == wl->essid_len) &&
|
|
|
+ !strncmp(wl->essid,
|
|
|
+ scan_info->hwinfo->essid,
|
|
|
+ scan_info->essid_len))
|
|
|
+ update_best(&best_bss, scan_info,
|
|
|
+ &best_weight, &weight);
|
|
|
+ else
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+#ifdef DEBUG
|
|
|
+ pr_debug("%s: -> bss=%p\n", __func__, best_bss);
|
|
|
+ if (best_bss) {
|
|
|
+ pr_debug("%s:addr=%s\n", __func__,
|
|
|
+ print_mac(mac, &best_bss->hwinfo->bssid[2]));
|
|
|
+ }
|
|
|
+#endif
|
|
|
+ return best_bss;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * Setup WEP configuration to the chip
|
|
|
+ * The caller must hold wl->scan_lock,
|
|
|
+ * and on the state of wl->scan_state == GELIC_WL_SCAN_GOT_LIST
|
|
|
+ */
|
|
|
+static int gelic_wl_do_wep_setup(struct gelic_wl_info *wl)
|
|
|
+{
|
|
|
+ unsigned int i;
|
|
|
+ struct gelic_eurus_wep_cfg *wep;
|
|
|
+ struct gelic_eurus_cmd *cmd;
|
|
|
+ int wep104 = 0;
|
|
|
+ int have_key = 0;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+ /* we can assume no one should uses the buffer */
|
|
|
+ wep = wl->buf;
|
|
|
+ memset(wep, 0, sizeof(*wep));
|
|
|
+
|
|
|
+ if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
|
|
|
+ pr_debug("%s: WEP mode\n", __func__);
|
|
|
+ for (i = 0; i < GELIC_WEP_KEYS; i++) {
|
|
|
+ if (!test_bit(i, &wl->key_enabled))
|
|
|
+ continue;
|
|
|
+
|
|
|
+ pr_debug("%s: key#%d enabled\n", __func__, i);
|
|
|
+ have_key = 1;
|
|
|
+ if (wl->key_len[i] == 13)
|
|
|
+ wep104 = 1;
|
|
|
+ else if (wl->key_len[i] != 5) {
|
|
|
+ pr_info("%s: wrong wep key[%d]=%d\n",
|
|
|
+ __func__, i, wl->key_len[i]);
|
|
|
+ ret = -EINVAL;
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ memcpy(wep->key[i], wl->key[i], wl->key_len[i]);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!have_key) {
|
|
|
+ pr_info("%s: all wep key disabled\n", __func__);
|
|
|
+ ret = -EINVAL;
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (wep104) {
|
|
|
+ pr_debug("%s: 104bit key\n", __func__);
|
|
|
+ wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_104BIT);
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: 40bit key\n", __func__);
|
|
|
+ wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_40BIT);
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: NO encryption\n", __func__);
|
|
|
+ wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_NONE);
|
|
|
+ }
|
|
|
+
|
|
|
+ /* issue wep setup */
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_WEP_CFG,
|
|
|
+ wep, sizeof(*wep));
|
|
|
+ if (!cmd)
|
|
|
+ ret = -ENOMEM;
|
|
|
+ else if (cmd->status || cmd->cmd_status)
|
|
|
+ ret = -ENXIO;
|
|
|
+
|
|
|
+ kfree(cmd);
|
|
|
+out:
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+#ifdef DEBUG
|
|
|
+static const char *wpasecstr(enum gelic_eurus_wpa_security sec)
|
|
|
+{
|
|
|
+ switch (sec) {
|
|
|
+ case GELIC_EURUS_WPA_SEC_NONE:
|
|
|
+ return "NONE";
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP:
|
|
|
+ return "WPA_TKIP_TKIP";
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_WPA_SEC_WPA_TKIP_AES:
|
|
|
+ return "WPA_TKIP_AES";
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_WPA_SEC_WPA_AES_AES:
|
|
|
+ return "WPA_AES_AES";
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP:
|
|
|
+ return "WPA2_TKIP_TKIP";
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES:
|
|
|
+ return "WPA2_TKIP_AES";
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_WPA_SEC_WPA2_AES_AES:
|
|
|
+ return "WPA2_AES_AES";
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ return "";
|
|
|
+};
|
|
|
+#endif
|
|
|
+
|
|
|
+static int gelic_wl_do_wpa_setup(struct gelic_wl_info *wl)
|
|
|
+{
|
|
|
+ struct gelic_eurus_wpa_cfg *wpa;
|
|
|
+ struct gelic_eurus_cmd *cmd;
|
|
|
+ u16 security;
|
|
|
+ int ret = 0;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+ /* we can assume no one should uses the buffer */
|
|
|
+ wpa = wl->buf;
|
|
|
+ memset(wpa, 0, sizeof(*wpa));
|
|
|
+
|
|
|
+ if (!test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat))
|
|
|
+ pr_info("%s: PSK not configured yet\n", __func__);
|
|
|
+
|
|
|
+ /* copy key */
|
|
|
+ memcpy(wpa->psk, wl->psk, wl->psk_len);
|
|
|
+
|
|
|
+ /* set security level */
|
|
|
+ if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA2) {
|
|
|
+ if (wl->group_cipher_method == GELIC_WL_CIPHER_AES) {
|
|
|
+ security = GELIC_EURUS_WPA_SEC_WPA2_AES_AES;
|
|
|
+ } else {
|
|
|
+ if (wl->pairwise_cipher_method == GELIC_WL_CIPHER_AES &&
|
|
|
+ precise_ie())
|
|
|
+ security = GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES;
|
|
|
+ else
|
|
|
+ security = GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP;
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ if (wl->group_cipher_method == GELIC_WL_CIPHER_AES) {
|
|
|
+ security = GELIC_EURUS_WPA_SEC_WPA_AES_AES;
|
|
|
+ } else {
|
|
|
+ if (wl->pairwise_cipher_method == GELIC_WL_CIPHER_AES &&
|
|
|
+ precise_ie())
|
|
|
+ security = GELIC_EURUS_WPA_SEC_WPA_TKIP_AES;
|
|
|
+ else
|
|
|
+ security = GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ wpa->security = cpu_to_be16(security);
|
|
|
+
|
|
|
+ /* PSK type */
|
|
|
+ wpa->psk_type = cpu_to_be16(wl->psk_type);
|
|
|
+#ifdef DEBUG
|
|
|
+ pr_debug("%s: sec=%s psktype=%s\nn", __func__,
|
|
|
+ wpasecstr(wpa->security),
|
|
|
+ (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ?
|
|
|
+ "BIN" : "passphrase");
|
|
|
+#if 0
|
|
|
+ /*
|
|
|
+ * don't enable here if you plan to submit
|
|
|
+ * the debug log because this dumps your precious
|
|
|
+ * passphrase/key.
|
|
|
+ */
|
|
|
+ pr_debug("%s: psk=%s\n",
|
|
|
+ (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ?
|
|
|
+ (char *)"N/A" : (char *)wpa->psk);
|
|
|
+#endif
|
|
|
+#endif
|
|
|
+ /* issue wpa setup */
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_WPA_CFG,
|
|
|
+ wpa, sizeof(*wpa));
|
|
|
+ if (!cmd)
|
|
|
+ ret = -ENOMEM;
|
|
|
+ else if (cmd->status || cmd->cmd_status)
|
|
|
+ ret = -ENXIO;
|
|
|
+ kfree(cmd);
|
|
|
+ pr_debug("%s: --> %d\n", __func__, ret);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * Start association. caller must hold assoc_stat_lock
|
|
|
+ */
|
|
|
+static int gelic_wl_associate_bss(struct gelic_wl_info *wl,
|
|
|
+ struct gelic_wl_scan_info *bss)
|
|
|
+{
|
|
|
+ struct gelic_eurus_cmd *cmd;
|
|
|
+ struct gelic_eurus_common_cfg *common;
|
|
|
+ int ret = 0;
|
|
|
+ unsigned long rc;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+
|
|
|
+ /* do common config */
|
|
|
+ common = wl->buf;
|
|
|
+ memset(common, 0, sizeof(*common));
|
|
|
+ common->bss_type = cpu_to_be16(GELIC_EURUS_BSS_INFRA);
|
|
|
+ common->op_mode = cpu_to_be16(GELIC_EURUS_OPMODE_11BG);
|
|
|
+
|
|
|
+ common->scan_index = cpu_to_be16(bss->eurus_index);
|
|
|
+ switch (wl->auth_method) {
|
|
|
+ case GELIC_EURUS_AUTH_OPEN:
|
|
|
+ common->auth_method = cpu_to_be16(GELIC_EURUS_AUTH_OPEN);
|
|
|
+ break;
|
|
|
+ case GELIC_EURUS_AUTH_SHARED:
|
|
|
+ common->auth_method = cpu_to_be16(GELIC_EURUS_AUTH_SHARED);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+#ifdef DEBUG
|
|
|
+ scan_list_dump(wl);
|
|
|
+#endif
|
|
|
+ pr_debug("%s: common cfg index=%d bsstype=%d auth=%d\n", __func__,
|
|
|
+ be16_to_cpu(common->scan_index),
|
|
|
+ be16_to_cpu(common->bss_type),
|
|
|
+ be16_to_cpu(common->auth_method));
|
|
|
+
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_COMMON_CFG,
|
|
|
+ common, sizeof(*common));
|
|
|
+ if (!cmd || cmd->status || cmd->cmd_status) {
|
|
|
+ ret = -ENOMEM;
|
|
|
+ kfree(cmd);
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ kfree(cmd);
|
|
|
+
|
|
|
+ /* WEP/WPA */
|
|
|
+ switch (wl->wpa_level) {
|
|
|
+ case GELIC_WL_WPA_LEVEL_NONE:
|
|
|
+ /* If WEP or no security, setup WEP config */
|
|
|
+ ret = gelic_wl_do_wep_setup(wl);
|
|
|
+ break;
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA:
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA2:
|
|
|
+ ret = gelic_wl_do_wpa_setup(wl);
|
|
|
+ break;
|
|
|
+ };
|
|
|
+
|
|
|
+ if (ret) {
|
|
|
+ pr_debug("%s: WEP/WPA setup failed %d\n", __func__,
|
|
|
+ ret);
|
|
|
+ }
|
|
|
+
|
|
|
+ /* start association */
|
|
|
+ init_completion(&wl->assoc_done);
|
|
|
+ wl->assoc_stat = GELIC_WL_ASSOC_STAT_ASSOCIATING;
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_ASSOC,
|
|
|
+ NULL, 0);
|
|
|
+ if (!cmd || cmd->status || cmd->cmd_status) {
|
|
|
+ pr_debug("%s: assoc request failed\n", __func__);
|
|
|
+ wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
|
|
|
+ kfree(cmd);
|
|
|
+ ret = -ENOMEM;
|
|
|
+ gelic_wl_send_iwap_event(wl, NULL);
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+ kfree(cmd);
|
|
|
+
|
|
|
+ /* wait for connected event */
|
|
|
+ rc = wait_for_completion_timeout(&wl->assoc_done, HZ * 4);/*FIXME*/
|
|
|
+
|
|
|
+ if (!rc) {
|
|
|
+ /* timeouted. Maybe key or cyrpt mode is wrong */
|
|
|
+ pr_info("%s: connect timeout \n", __func__);
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC,
|
|
|
+ NULL, 0);
|
|
|
+ kfree(cmd);
|
|
|
+ wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
|
|
|
+ gelic_wl_send_iwap_event(wl, NULL);
|
|
|
+ ret = -ENXIO;
|
|
|
+ } else {
|
|
|
+ wl->assoc_stat = GELIC_WL_ASSOC_STAT_ASSOCIATED;
|
|
|
+ /* copy bssid */
|
|
|
+ memcpy(wl->active_bssid, &bss->hwinfo->bssid[2], ETH_ALEN);
|
|
|
+
|
|
|
+ /* send connect event */
|
|
|
+ gelic_wl_send_iwap_event(wl, wl->active_bssid);
|
|
|
+ pr_info("%s: connected\n", __func__);
|
|
|
+ }
|
|
|
+out:
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * connected event
|
|
|
+ */
|
|
|
+static void gelic_wl_connected_event(struct gelic_wl_info *wl,
|
|
|
+ u64 event)
|
|
|
+{
|
|
|
+ u64 desired_event = 0;
|
|
|
+
|
|
|
+ switch (wl->wpa_level) {
|
|
|
+ case GELIC_WL_WPA_LEVEL_NONE:
|
|
|
+ desired_event = GELIC_LV1_WL_EVENT_CONNECTED;
|
|
|
+ break;
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA:
|
|
|
+ case GELIC_WL_WPA_LEVEL_WPA2:
|
|
|
+ desired_event = GELIC_LV1_WL_EVENT_WPA_CONNECTED;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (desired_event == event) {
|
|
|
+ pr_debug("%s: completed \n", __func__);
|
|
|
+ complete(&wl->assoc_done);
|
|
|
+ netif_carrier_on(port_to_netdev(wl_port(wl)));
|
|
|
+ } else
|
|
|
+ pr_debug("%s: event %#lx under wpa\n",
|
|
|
+ __func__, event);
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * disconnect event
|
|
|
+ */
|
|
|
+static void gelic_wl_disconnect_event(struct gelic_wl_info *wl,
|
|
|
+ u64 event)
|
|
|
+{
|
|
|
+ struct gelic_eurus_cmd *cmd;
|
|
|
+ int lock;
|
|
|
+
|
|
|
+ /*
|
|
|
+ * If we fall here in the middle of association,
|
|
|
+ * associate_bss() should be waiting for complation of
|
|
|
+ * wl->assoc_done.
|
|
|
+ * As it waits with timeout, just leave assoc_done
|
|
|
+ * uncompleted, then it terminates with timeout
|
|
|
+ */
|
|
|
+ if (down_trylock(&wl->assoc_stat_lock)) {
|
|
|
+ pr_debug("%s: already locked\n", __func__);
|
|
|
+ lock = 0;
|
|
|
+ } else {
|
|
|
+ pr_debug("%s: obtain lock\n", __func__);
|
|
|
+ lock = 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC, NULL, 0);
|
|
|
+ kfree(cmd);
|
|
|
+
|
|
|
+ /* send disconnected event to the supplicant */
|
|
|
+ if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
|
|
|
+ gelic_wl_send_iwap_event(wl, NULL);
|
|
|
+
|
|
|
+ wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
|
|
|
+ netif_carrier_off(port_to_netdev(wl_port(wl)));
|
|
|
+
|
|
|
+ if (lock)
|
|
|
+ up(&wl->assoc_stat_lock);
|
|
|
+}
|
|
|
+/*
|
|
|
+ * event worker
|
|
|
+ */
|
|
|
+#ifdef DEBUG
|
|
|
+static const char *eventstr(enum gelic_lv1_wl_event event)
|
|
|
+{
|
|
|
+ static char buf[32];
|
|
|
+ char *ret;
|
|
|
+ if (event & GELIC_LV1_WL_EVENT_DEVICE_READY)
|
|
|
+ ret = "EURUS_READY";
|
|
|
+ else if (event & GELIC_LV1_WL_EVENT_SCAN_COMPLETED)
|
|
|
+ ret = "SCAN_COMPLETED";
|
|
|
+ else if (event & GELIC_LV1_WL_EVENT_DEAUTH)
|
|
|
+ ret = "DEAUTH";
|
|
|
+ else if (event & GELIC_LV1_WL_EVENT_BEACON_LOST)
|
|
|
+ ret = "BEACON_LOST";
|
|
|
+ else if (event & GELIC_LV1_WL_EVENT_CONNECTED)
|
|
|
+ ret = "CONNECTED";
|
|
|
+ else if (event & GELIC_LV1_WL_EVENT_WPA_CONNECTED)
|
|
|
+ ret = "WPA_CONNECTED";
|
|
|
+ else if (event & GELIC_LV1_WL_EVENT_WPA_ERROR)
|
|
|
+ ret = "WPA_ERROR";
|
|
|
+ else {
|
|
|
+ sprintf(buf, "Unknown(%#x)", event);
|
|
|
+ ret = buf;
|
|
|
+ }
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+#else
|
|
|
+static const char *eventstr(enum gelic_lv1_wl_event event)
|
|
|
+{
|
|
|
+ return NULL;
|
|
|
+}
|
|
|
+#endif
|
|
|
+static void gelic_wl_event_worker(struct work_struct *work)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl;
|
|
|
+ struct gelic_port *port;
|
|
|
+ u64 event, tmp;
|
|
|
+ int status;
|
|
|
+
|
|
|
+ pr_debug("%s:start\n", __func__);
|
|
|
+ wl = container_of(work, struct gelic_wl_info, event_work.work);
|
|
|
+ port = wl_port(wl);
|
|
|
+ while (1) {
|
|
|
+ status = lv1_net_control(bus_id(port->card), dev_id(port->card),
|
|
|
+ GELIC_LV1_GET_WLAN_EVENT, 0, 0, 0,
|
|
|
+ &event, &tmp);
|
|
|
+ if (status) {
|
|
|
+ if (status != LV1_NO_ENTRY)
|
|
|
+ pr_debug("%s:wlan event failed %d\n",
|
|
|
+ __func__, status);
|
|
|
+ /* got all events */
|
|
|
+ pr_debug("%s:end\n", __func__);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ pr_debug("%s: event=%s\n", __func__, eventstr(event));
|
|
|
+ switch (event) {
|
|
|
+ case GELIC_LV1_WL_EVENT_SCAN_COMPLETED:
|
|
|
+ gelic_wl_scan_complete_event(wl);
|
|
|
+ break;
|
|
|
+ case GELIC_LV1_WL_EVENT_BEACON_LOST:
|
|
|
+ case GELIC_LV1_WL_EVENT_DEAUTH:
|
|
|
+ gelic_wl_disconnect_event(wl, event);
|
|
|
+ break;
|
|
|
+ case GELIC_LV1_WL_EVENT_CONNECTED:
|
|
|
+ case GELIC_LV1_WL_EVENT_WPA_CONNECTED:
|
|
|
+ gelic_wl_connected_event(wl, event);
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ } /* while */
|
|
|
+}
|
|
|
+/*
|
|
|
+ * association worker
|
|
|
+ */
|
|
|
+static void gelic_wl_assoc_worker(struct work_struct *work)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl;
|
|
|
+
|
|
|
+ struct gelic_wl_scan_info *best_bss;
|
|
|
+ int ret;
|
|
|
+
|
|
|
+ wl = container_of(work, struct gelic_wl_info, assoc_work.work);
|
|
|
+
|
|
|
+ down(&wl->assoc_stat_lock);
|
|
|
+
|
|
|
+ if (wl->assoc_stat != GELIC_WL_ASSOC_STAT_DISCONN)
|
|
|
+ goto out;
|
|
|
+
|
|
|
+ ret = gelic_wl_start_scan(wl, 0);
|
|
|
+ if (ret == -ERESTARTSYS) {
|
|
|
+ pr_debug("%s: scan start failed association\n", __func__);
|
|
|
+ schedule_delayed_work(&wl->assoc_work, HZ/10); /*FIXME*/
|
|
|
+ goto out;
|
|
|
+ } else if (ret) {
|
|
|
+ pr_info("%s: scan prerequisite failed\n", __func__);
|
|
|
+ goto out;
|
|
|
+ }
|
|
|
+
|
|
|
+ /*
|
|
|
+ * Wait for bss scan completion
|
|
|
+ * If we have scan list already, gelic_wl_start_scan()
|
|
|
+ * returns OK and raises the complete. Thus,
|
|
|
+ * it's ok to wait unconditionally here
|
|
|
+ */
|
|
|
+ wait_for_completion(&wl->scan_done);
|
|
|
+
|
|
|
+ pr_debug("%s: scan done\n", __func__);
|
|
|
+ down(&wl->scan_lock);
|
|
|
+ if (wl->scan_stat != GELIC_WL_SCAN_STAT_GOT_LIST) {
|
|
|
+ gelic_wl_send_iwap_event(wl, NULL);
|
|
|
+ pr_info("%s: no scan list. association failed\n", __func__);
|
|
|
+ goto scan_lock_out;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* find best matching bss */
|
|
|
+ best_bss = gelic_wl_find_best_bss(wl);
|
|
|
+ if (!best_bss) {
|
|
|
+ gelic_wl_send_iwap_event(wl, NULL);
|
|
|
+ pr_info("%s: no bss matched. association failed\n", __func__);
|
|
|
+ goto scan_lock_out;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* ok, do association */
|
|
|
+ ret = gelic_wl_associate_bss(wl, best_bss);
|
|
|
+ if (ret)
|
|
|
+ pr_info("%s: association failed %d\n", __func__, ret);
|
|
|
+scan_lock_out:
|
|
|
+ up(&wl->scan_lock);
|
|
|
+out:
|
|
|
+ up(&wl->assoc_stat_lock);
|
|
|
+}
|
|
|
+/*
|
|
|
+ * Interrupt handler
|
|
|
+ * Called from the ethernet interrupt handler
|
|
|
+ * Processes wireless specific virtual interrupts only
|
|
|
+ */
|
|
|
+void gelic_wl_interrupt(struct net_device *netdev, u64 status)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+
|
|
|
+ if (status & GELIC_CARD_WLAN_COMMAND_COMPLETED) {
|
|
|
+ pr_debug("%s:cmd complete\n", __func__);
|
|
|
+ complete(&wl->cmd_done_intr);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (status & GELIC_CARD_WLAN_EVENT_RECEIVED) {
|
|
|
+ pr_debug("%s:event received\n", __func__);
|
|
|
+ queue_delayed_work(wl->event_queue, &wl->event_work, 0);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * driver helpers
|
|
|
+ */
|
|
|
+#define IW_IOCTL(n) [(n) - SIOCSIWCOMMIT]
|
|
|
+static const iw_handler gelic_wl_wext_handler[] =
|
|
|
+{
|
|
|
+ IW_IOCTL(SIOCGIWNAME) = gelic_wl_get_name,
|
|
|
+ IW_IOCTL(SIOCGIWRANGE) = gelic_wl_get_range,
|
|
|
+ IW_IOCTL(SIOCSIWSCAN) = gelic_wl_set_scan,
|
|
|
+ IW_IOCTL(SIOCGIWSCAN) = gelic_wl_get_scan,
|
|
|
+ IW_IOCTL(SIOCSIWAUTH) = gelic_wl_set_auth,
|
|
|
+ IW_IOCTL(SIOCGIWAUTH) = gelic_wl_get_auth,
|
|
|
+ IW_IOCTL(SIOCSIWESSID) = gelic_wl_set_essid,
|
|
|
+ IW_IOCTL(SIOCGIWESSID) = gelic_wl_get_essid,
|
|
|
+ IW_IOCTL(SIOCSIWENCODE) = gelic_wl_set_encode,
|
|
|
+ IW_IOCTL(SIOCGIWENCODE) = gelic_wl_get_encode,
|
|
|
+ IW_IOCTL(SIOCSIWAP) = gelic_wl_set_ap,
|
|
|
+ IW_IOCTL(SIOCGIWAP) = gelic_wl_get_ap,
|
|
|
+ IW_IOCTL(SIOCSIWENCODEEXT) = gelic_wl_set_encodeext,
|
|
|
+ IW_IOCTL(SIOCGIWENCODEEXT) = gelic_wl_get_encodeext,
|
|
|
+ IW_IOCTL(SIOCSIWMODE) = gelic_wl_set_mode,
|
|
|
+ IW_IOCTL(SIOCGIWMODE) = gelic_wl_get_mode,
|
|
|
+ IW_IOCTL(SIOCGIWNICKN) = gelic_wl_get_nick,
|
|
|
+};
|
|
|
+
|
|
|
+static struct iw_priv_args gelic_wl_private_args[] =
|
|
|
+{
|
|
|
+ {
|
|
|
+ .cmd = GELIC_WL_PRIV_SET_PSK,
|
|
|
+ .set_args = IW_PRIV_TYPE_CHAR |
|
|
|
+ (GELIC_WL_EURUS_PSK_MAX_LEN + 2),
|
|
|
+ .name = "set_psk"
|
|
|
+ },
|
|
|
+ {
|
|
|
+ .cmd = GELIC_WL_PRIV_GET_PSK,
|
|
|
+ .get_args = IW_PRIV_TYPE_CHAR |
|
|
|
+ (GELIC_WL_EURUS_PSK_MAX_LEN + 2),
|
|
|
+ .name = "get_psk"
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+static const iw_handler gelic_wl_private_handler[] =
|
|
|
+{
|
|
|
+ gelic_wl_priv_set_psk,
|
|
|
+ gelic_wl_priv_get_psk,
|
|
|
+};
|
|
|
+
|
|
|
+static const struct iw_handler_def gelic_wl_wext_handler_def = {
|
|
|
+ .num_standard = ARRAY_SIZE(gelic_wl_wext_handler),
|
|
|
+ .standard = gelic_wl_wext_handler,
|
|
|
+ .get_wireless_stats = gelic_wl_get_wireless_stats,
|
|
|
+ .num_private = ARRAY_SIZE(gelic_wl_private_handler),
|
|
|
+ .num_private_args = ARRAY_SIZE(gelic_wl_private_args),
|
|
|
+ .private = gelic_wl_private_handler,
|
|
|
+ .private_args = gelic_wl_private_args,
|
|
|
+};
|
|
|
+
|
|
|
+static struct net_device *gelic_wl_alloc(struct gelic_card *card)
|
|
|
+{
|
|
|
+ struct net_device *netdev;
|
|
|
+ struct gelic_port *port;
|
|
|
+ struct gelic_wl_info *wl;
|
|
|
+ unsigned int i;
|
|
|
+
|
|
|
+ pr_debug("%s:start\n", __func__);
|
|
|
+ netdev = alloc_etherdev(sizeof(struct gelic_port) +
|
|
|
+ sizeof(struct gelic_wl_info));
|
|
|
+ pr_debug("%s: netdev =%p card=%p \np", __func__, netdev, card);
|
|
|
+ if (!netdev)
|
|
|
+ return NULL;
|
|
|
+
|
|
|
+ port = netdev_priv(netdev);
|
|
|
+ port->netdev = netdev;
|
|
|
+ port->card = card;
|
|
|
+ port->type = GELIC_PORT_WIRELESS;
|
|
|
+
|
|
|
+ wl = port_wl(port);
|
|
|
+ pr_debug("%s: wl=%p port=%p\n", __func__, wl, port);
|
|
|
+
|
|
|
+ /* allocate scan list */
|
|
|
+ wl->networks = kzalloc(sizeof(struct gelic_wl_scan_info) *
|
|
|
+ GELIC_WL_BSS_MAX_ENT, GFP_KERNEL);
|
|
|
+
|
|
|
+ if (!wl->networks)
|
|
|
+ goto fail_bss;
|
|
|
+
|
|
|
+ wl->eurus_cmd_queue = create_singlethread_workqueue("gelic_cmd");
|
|
|
+ if (!wl->eurus_cmd_queue)
|
|
|
+ goto fail_cmd_workqueue;
|
|
|
+
|
|
|
+ wl->event_queue = create_singlethread_workqueue("gelic_event");
|
|
|
+ if (!wl->event_queue)
|
|
|
+ goto fail_event_workqueue;
|
|
|
+
|
|
|
+ INIT_LIST_HEAD(&wl->network_free_list);
|
|
|
+ INIT_LIST_HEAD(&wl->network_list);
|
|
|
+ for (i = 0; i < GELIC_WL_BSS_MAX_ENT; i++)
|
|
|
+ list_add_tail(&wl->networks[i].list,
|
|
|
+ &wl->network_free_list);
|
|
|
+ init_completion(&wl->cmd_done_intr);
|
|
|
+
|
|
|
+ INIT_DELAYED_WORK(&wl->event_work, gelic_wl_event_worker);
|
|
|
+ INIT_DELAYED_WORK(&wl->assoc_work, gelic_wl_assoc_worker);
|
|
|
+ init_MUTEX(&wl->scan_lock);
|
|
|
+ init_MUTEX(&wl->assoc_stat_lock);
|
|
|
+
|
|
|
+ init_completion(&wl->scan_done);
|
|
|
+ /* for the case that no scan request is issued and stop() is called */
|
|
|
+ complete(&wl->scan_done);
|
|
|
+
|
|
|
+ spin_lock_init(&wl->lock);
|
|
|
+
|
|
|
+ wl->scan_age = 5*HZ; /* FIXME */
|
|
|
+
|
|
|
+ /* buffer for receiving scanned list etc */
|
|
|
+ BUILD_BUG_ON(PAGE_SIZE <
|
|
|
+ sizeof(struct gelic_eurus_scan_info) *
|
|
|
+ GELIC_EURUS_MAX_SCAN);
|
|
|
+ wl->buf = (void *)get_zeroed_page(GFP_KERNEL);
|
|
|
+ if (!wl->buf) {
|
|
|
+ pr_info("%s:buffer allocation failed\n", __func__);
|
|
|
+ goto fail_getpage;
|
|
|
+ }
|
|
|
+ pr_debug("%s:end\n", __func__);
|
|
|
+ return netdev;
|
|
|
+
|
|
|
+fail_getpage:
|
|
|
+ destroy_workqueue(wl->event_queue);
|
|
|
+fail_event_workqueue:
|
|
|
+ destroy_workqueue(wl->eurus_cmd_queue);
|
|
|
+fail_cmd_workqueue:
|
|
|
+ kfree(wl->networks);
|
|
|
+fail_bss:
|
|
|
+ free_netdev(netdev);
|
|
|
+ pr_debug("%s:end error\n", __func__);
|
|
|
+ return NULL;
|
|
|
+
|
|
|
+}
|
|
|
+
|
|
|
+static void gelic_wl_free(struct gelic_wl_info *wl)
|
|
|
+{
|
|
|
+ struct gelic_wl_scan_info *scan_info;
|
|
|
+ unsigned int i;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+
|
|
|
+ pr_debug("%s: destroy queues\n", __func__);
|
|
|
+ destroy_workqueue(wl->eurus_cmd_queue);
|
|
|
+ destroy_workqueue(wl->event_queue);
|
|
|
+
|
|
|
+ scan_info = wl->networks;
|
|
|
+ for (i = 0; i < GELIC_WL_BSS_MAX_ENT; i++, scan_info++)
|
|
|
+ kfree(scan_info->hwinfo);
|
|
|
+ kfree(wl->networks);
|
|
|
+
|
|
|
+ free_netdev(port_to_netdev(wl_port(wl)));
|
|
|
+
|
|
|
+ pr_debug("%s: ->\n", __func__);
|
|
|
+}
|
|
|
+
|
|
|
+static int gelic_wl_try_associate(struct net_device *netdev)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
|
|
|
+ int ret = -1;
|
|
|
+ unsigned int i;
|
|
|
+
|
|
|
+ pr_debug("%s: <-\n", __func__);
|
|
|
+
|
|
|
+ /* check constraits for start association */
|
|
|
+ /* for no access restriction AP */
|
|
|
+ if (wl->group_cipher_method == GELIC_WL_CIPHER_NONE) {
|
|
|
+ if (test_bit(GELIC_WL_STAT_CONFIGURED,
|
|
|
+ &wl->stat))
|
|
|
+ goto do_associate;
|
|
|
+ else {
|
|
|
+ pr_debug("%s: no wep, not configured\n", __func__);
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /* for WEP, one of four keys should be set */
|
|
|
+ if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
|
|
|
+ /* one of keys set */
|
|
|
+ for (i = 0; i < GELIC_WEP_KEYS; i++) {
|
|
|
+ if (test_bit(i, &wl->key_enabled))
|
|
|
+ goto do_associate;
|
|
|
+ }
|
|
|
+ pr_debug("%s: WEP, but no key specified\n", __func__);
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* for WPA[2], psk should be set */
|
|
|
+ if ((wl->group_cipher_method == GELIC_WL_CIPHER_TKIP) ||
|
|
|
+ (wl->group_cipher_method == GELIC_WL_CIPHER_AES)) {
|
|
|
+ if (test_bit(GELIC_WL_STAT_WPA_PSK_SET,
|
|
|
+ &wl->stat))
|
|
|
+ goto do_associate;
|
|
|
+ else {
|
|
|
+ pr_debug("%s: AES/TKIP, but PSK not configured\n",
|
|
|
+ __func__);
|
|
|
+ return ret;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+do_associate:
|
|
|
+ ret = schedule_delayed_work(&wl->assoc_work, 0);
|
|
|
+ pr_debug("%s: start association work %d\n", __func__, ret);
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * netdev handlers
|
|
|
+ */
|
|
|
+static int gelic_wl_open(struct net_device *netdev)
|
|
|
+{
|
|
|
+ struct gelic_card *card = netdev_card(netdev);
|
|
|
+
|
|
|
+ pr_debug("%s:->%p\n", __func__, netdev);
|
|
|
+
|
|
|
+ gelic_card_up(card);
|
|
|
+
|
|
|
+ /* try to associate */
|
|
|
+ gelic_wl_try_associate(netdev);
|
|
|
+
|
|
|
+ netif_start_queue(netdev);
|
|
|
+
|
|
|
+ pr_debug("%s:<-\n", __func__);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * reset state machine
|
|
|
+ */
|
|
|
+static int gelic_wl_reset_state(struct gelic_wl_info *wl)
|
|
|
+{
|
|
|
+ struct gelic_wl_scan_info *target;
|
|
|
+ struct gelic_wl_scan_info *tmp;
|
|
|
+
|
|
|
+ /* empty scan list */
|
|
|
+ list_for_each_entry_safe(target, tmp, &wl->network_list, list) {
|
|
|
+ list_move_tail(&target->list, &wl->network_free_list);
|
|
|
+ }
|
|
|
+ wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
|
|
|
+
|
|
|
+ /* clear configuration */
|
|
|
+ wl->auth_method = GELIC_EURUS_AUTH_OPEN;
|
|
|
+ wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
|
|
|
+ wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE;
|
|
|
+ wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
|
|
|
+
|
|
|
+ wl->key_enabled = 0;
|
|
|
+ wl->current_key = 0;
|
|
|
+
|
|
|
+ wl->psk_type = GELIC_EURUS_WPA_PSK_PASSPHRASE;
|
|
|
+ wl->psk_len = 0;
|
|
|
+
|
|
|
+ wl->essid_len = 0;
|
|
|
+ memset(wl->essid, 0, sizeof(wl->essid));
|
|
|
+ memset(wl->bssid, 0, sizeof(wl->bssid));
|
|
|
+ memset(wl->active_bssid, 0, sizeof(wl->active_bssid));
|
|
|
+
|
|
|
+ wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
|
|
|
+
|
|
|
+ memset(&wl->iwstat, 0, sizeof(wl->iwstat));
|
|
|
+ /* all status bit clear */
|
|
|
+ wl->stat = 0;
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * Tell eurus to terminate association
|
|
|
+ */
|
|
|
+static void gelic_wl_disconnect(struct net_device *netdev)
|
|
|
+{
|
|
|
+ struct gelic_port *port = netdev_priv(netdev);
|
|
|
+ struct gelic_wl_info *wl = port_wl(port);
|
|
|
+ struct gelic_eurus_cmd *cmd;
|
|
|
+
|
|
|
+ /*
|
|
|
+ * If scann process is running on chip,
|
|
|
+ * further requests will be rejected
|
|
|
+ */
|
|
|
+ if (wl->scan_stat == GELIC_WL_SCAN_STAT_SCANNING)
|
|
|
+ wait_for_completion_timeout(&wl->scan_done, HZ);
|
|
|
+
|
|
|
+ cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC, NULL, 0);
|
|
|
+ kfree(cmd);
|
|
|
+ gelic_wl_send_iwap_event(wl, NULL);
|
|
|
+};
|
|
|
+
|
|
|
+static int gelic_wl_stop(struct net_device *netdev)
|
|
|
+{
|
|
|
+ struct gelic_port *port = netdev_priv(netdev);
|
|
|
+ struct gelic_wl_info *wl = port_wl(port);
|
|
|
+ struct gelic_card *card = netdev_card(netdev);
|
|
|
+
|
|
|
+ pr_debug("%s:<-\n", __func__);
|
|
|
+
|
|
|
+ /*
|
|
|
+ * Cancel pending association work.
|
|
|
+ * event work can run after netdev down
|
|
|
+ */
|
|
|
+ cancel_delayed_work(&wl->assoc_work);
|
|
|
+
|
|
|
+ if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
|
|
|
+ gelic_wl_disconnect(netdev);
|
|
|
+
|
|
|
+ /* reset our state machine */
|
|
|
+ gelic_wl_reset_state(wl);
|
|
|
+
|
|
|
+ netif_stop_queue(netdev);
|
|
|
+
|
|
|
+ gelic_card_down(card);
|
|
|
+
|
|
|
+ pr_debug("%s:->\n", __func__);
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+/* -- */
|
|
|
+
|
|
|
+static struct ethtool_ops gelic_wl_ethtool_ops = {
|
|
|
+ .get_drvinfo = gelic_net_get_drvinfo,
|
|
|
+ .get_link = gelic_wl_get_link,
|
|
|
+ .get_tx_csum = ethtool_op_get_tx_csum,
|
|
|
+ .set_tx_csum = ethtool_op_set_tx_csum,
|
|
|
+ .get_rx_csum = gelic_net_get_rx_csum,
|
|
|
+ .set_rx_csum = gelic_net_set_rx_csum,
|
|
|
+};
|
|
|
+
|
|
|
+static void gelic_wl_setup_netdev_ops(struct net_device *netdev)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl;
|
|
|
+ wl = port_wl(netdev_priv(netdev));
|
|
|
+ BUG_ON(!wl);
|
|
|
+ netdev->open = &gelic_wl_open;
|
|
|
+ netdev->stop = &gelic_wl_stop;
|
|
|
+ netdev->hard_start_xmit = &gelic_net_xmit;
|
|
|
+ netdev->set_multicast_list = &gelic_net_set_multi;
|
|
|
+ netdev->change_mtu = &gelic_net_change_mtu;
|
|
|
+ netdev->wireless_data = &wl->wireless_data;
|
|
|
+ netdev->wireless_handlers = &gelic_wl_wext_handler_def;
|
|
|
+ /* tx watchdog */
|
|
|
+ netdev->tx_timeout = &gelic_net_tx_timeout;
|
|
|
+ netdev->watchdog_timeo = GELIC_NET_WATCHDOG_TIMEOUT;
|
|
|
+
|
|
|
+ netdev->ethtool_ops = &gelic_wl_ethtool_ops;
|
|
|
+#ifdef CONFIG_NET_POLL_CONTROLLER
|
|
|
+ netdev->poll_controller = gelic_net_poll_controller;
|
|
|
+#endif
|
|
|
+}
|
|
|
+
|
|
|
+/*
|
|
|
+ * driver probe/remove
|
|
|
+ */
|
|
|
+int gelic_wl_driver_probe(struct gelic_card *card)
|
|
|
+{
|
|
|
+ int ret;
|
|
|
+ struct net_device *netdev;
|
|
|
+
|
|
|
+ pr_debug("%s:start\n", __func__);
|
|
|
+
|
|
|
+ if (ps3_compare_firmware_version(1, 6, 0) < 0)
|
|
|
+ return 0;
|
|
|
+ if (!card->vlan[GELIC_PORT_WIRELESS].tx)
|
|
|
+ return 0;
|
|
|
+
|
|
|
+ /* alloc netdevice for wireless */
|
|
|
+ netdev = gelic_wl_alloc(card);
|
|
|
+ if (!netdev)
|
|
|
+ return -ENOMEM;
|
|
|
+
|
|
|
+ /* setup net_device structure */
|
|
|
+ gelic_wl_setup_netdev_ops(netdev);
|
|
|
+
|
|
|
+ /* setup some of net_device and register it */
|
|
|
+ ret = gelic_net_setup_netdev(netdev, card);
|
|
|
+ if (ret)
|
|
|
+ goto fail_setup;
|
|
|
+ card->netdev[GELIC_PORT_WIRELESS] = netdev;
|
|
|
+
|
|
|
+ /* add enable wireless interrupt */
|
|
|
+ card->irq_mask |= GELIC_CARD_WLAN_EVENT_RECEIVED |
|
|
|
+ GELIC_CARD_WLAN_COMMAND_COMPLETED;
|
|
|
+ /* to allow wireless commands while both interfaces are down */
|
|
|
+ gelic_card_set_irq_mask(card, GELIC_CARD_WLAN_EVENT_RECEIVED |
|
|
|
+ GELIC_CARD_WLAN_COMMAND_COMPLETED);
|
|
|
+ pr_debug("%s:end\n", __func__);
|
|
|
+ return 0;
|
|
|
+
|
|
|
+fail_setup:
|
|
|
+ gelic_wl_free(port_wl(netdev_port(netdev)));
|
|
|
+
|
|
|
+ return ret;
|
|
|
+}
|
|
|
+
|
|
|
+int gelic_wl_driver_remove(struct gelic_card *card)
|
|
|
+{
|
|
|
+ struct gelic_wl_info *wl;
|
|
|
+ struct net_device *netdev;
|
|
|
+
|
|
|
+ pr_debug("%s:start\n", __func__);
|
|
|
+
|
|
|
+ if (ps3_compare_firmware_version(1, 6, 0) < 0)
|
|
|
+ return 0;
|
|
|
+ if (!card->vlan[GELIC_PORT_WIRELESS].tx)
|
|
|
+ return 0;
|
|
|
+
|
|
|
+ netdev = card->netdev[GELIC_PORT_WIRELESS];
|
|
|
+ wl = port_wl(netdev_priv(netdev));
|
|
|
+
|
|
|
+ /* if the interface was not up, but associated */
|
|
|
+ if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
|
|
|
+ gelic_wl_disconnect(netdev);
|
|
|
+
|
|
|
+ complete(&wl->cmd_done_intr);
|
|
|
+
|
|
|
+ /* cancel all work queue */
|
|
|
+ cancel_delayed_work(&wl->assoc_work);
|
|
|
+ cancel_delayed_work(&wl->event_work);
|
|
|
+ flush_workqueue(wl->eurus_cmd_queue);
|
|
|
+ flush_workqueue(wl->event_queue);
|
|
|
+
|
|
|
+ unregister_netdev(netdev);
|
|
|
+
|
|
|
+ /* disable wireless interrupt */
|
|
|
+ pr_debug("%s: disable intr\n", __func__);
|
|
|
+ card->irq_mask &= ~(GELIC_CARD_WLAN_EVENT_RECEIVED |
|
|
|
+ GELIC_CARD_WLAN_COMMAND_COMPLETED);
|
|
|
+ /* free bss list, netdev*/
|
|
|
+ gelic_wl_free(wl);
|
|
|
+ pr_debug("%s:end\n", __func__);
|
|
|
+ return 0;
|
|
|
+}
|
David S. Miller