--- /dev/null
+/*
+ * This file is part of wl1271
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contact: Luciano Coelho <luciano.coelho@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+#include "wl1271_testmode.h"
+
+#include <net/genetlink.h>
+
+#include "wl1271.h"
+#include "wl1271_spi.h"
+#include "wl1271_acx.h"
+
+#define WL1271_TM_MAX_DATA_LENGTH 1024
+
+enum wl1271_tm_commands {
+ WL1271_TM_CMD_UNSPEC,
+ WL1271_TM_CMD_TEST,
+ WL1271_TM_CMD_INTERROGATE,
+ WL1271_TM_CMD_CONFIGURE,
+ WL1271_TM_CMD_NVS_PUSH,
+ WL1271_TM_CMD_SET_PLT_MODE,
+
+ __WL1271_TM_CMD_AFTER_LAST
+};
+#define WL1271_TM_CMD_MAX (__WL1271_TM_CMD_AFTER_LAST - 1)
+
+enum wl1271_tm_attrs {
+ WL1271_TM_ATTR_UNSPEC,
+ WL1271_TM_ATTR_CMD_ID,
+ WL1271_TM_ATTR_ANSWER,
+ WL1271_TM_ATTR_DATA,
+ WL1271_TM_ATTR_IE_ID,
+ WL1271_TM_ATTR_PLT_MODE,
+
+ __WL1271_TM_ATTR_AFTER_LAST
+};
+#define WL1271_TM_ATTR_MAX (__WL1271_TM_ATTR_AFTER_LAST - 1)
+
+static struct nla_policy wl1271_tm_policy[WL1271_TM_ATTR_MAX + 1] = {
+ [WL1271_TM_ATTR_CMD_ID] = { .type = NLA_U32 },
+ [WL1271_TM_ATTR_ANSWER] = { .type = NLA_U8 },
+ [WL1271_TM_ATTR_DATA] = { .type = NLA_BINARY,
+ .len = WL1271_TM_MAX_DATA_LENGTH },
+ [WL1271_TM_ATTR_IE_ID] = { .type = NLA_U32 },
+ [WL1271_TM_ATTR_PLT_MODE] = { .type = NLA_U32 },
+};
+
+
+static int wl1271_tm_cmd_test(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int buf_len, ret, len;
+ struct sk_buff *skb;
+ void *buf;
+ u8 answer = 0;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd test");
+
+ if (!tb[WL1271_TM_ATTR_DATA])
+ return -EINVAL;
+
+ buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
+ buf_len = nla_len(tb[WL1271_TM_ATTR_DATA]);
+
+ if (tb[WL1271_TM_ATTR_ANSWER])
+ answer = nla_get_u8(tb[WL1271_TM_ATTR_ANSWER]);
+
+ if (buf_len > sizeof(struct wl1271_command))
+ return -EMSGSIZE;
+
+ mutex_lock(&wl->mutex);
+ ret = wl1271_cmd_test(wl, buf, buf_len, answer);
+ mutex_unlock(&wl->mutex);
+
+ if (ret < 0) {
+ wl1271_warning("testmode cmd test failed: %d", ret);
+ return ret;
+ }
+
+ if (answer) {
+ len = nla_total_size(buf_len);
+ skb = cfg80211_testmode_alloc_reply_skb(wl->hw->wiphy, len);
+ if (!skb)
+ return -ENOMEM;
+
+ NLA_PUT(skb, WL1271_TM_ATTR_DATA, buf_len, buf);
+ ret = cfg80211_testmode_reply(skb);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
+
+nla_put_failure:
+ kfree_skb(skb);
+ return -EMSGSIZE;
+}
+
+static int wl1271_tm_cmd_interrogate(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int ret;
+ struct wl1271_command *cmd;
+ struct sk_buff *skb;
+ u8 ie_id;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd interrogate");
+
+ if (!tb[WL1271_TM_ATTR_IE_ID])
+ return -EINVAL;
+
+ ie_id = nla_get_u8(tb[WL1271_TM_ATTR_IE_ID]);
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ mutex_lock(&wl->mutex);
+ ret = wl1271_cmd_interrogate(wl, ie_id, cmd, sizeof(*cmd));
+ mutex_unlock(&wl->mutex);
+
+ if (ret < 0) {
+ wl1271_warning("testmode cmd interrogate failed: %d", ret);
+ return ret;
+ }
+
+ skb = cfg80211_testmode_alloc_reply_skb(wl->hw->wiphy, sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ NLA_PUT(skb, WL1271_TM_ATTR_DATA, sizeof(*cmd), cmd);
+
+ return 0;
+
+nla_put_failure:
+ kfree_skb(skb);
+ return -EMSGSIZE;
+}
+
+static int wl1271_tm_cmd_configure(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int buf_len, ret;
+ void *buf;
+ u8 ie_id;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd configure");
+
+ if (!tb[WL1271_TM_ATTR_DATA])
+ return -EINVAL;
+ if (!tb[WL1271_TM_ATTR_IE_ID])
+ return -EINVAL;
+
+ ie_id = nla_get_u8(tb[WL1271_TM_ATTR_IE_ID]);
+ buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
+ buf_len = nla_len(tb[WL1271_TM_ATTR_DATA]);
+
+ if (buf_len > sizeof(struct wl1271_command))
+ return -EMSGSIZE;
+
+ mutex_lock(&wl->mutex);
+ ret = wl1271_cmd_configure(wl, ie_id, buf, buf_len);
+ mutex_unlock(&wl->mutex);
+
+ if (ret < 0) {
+ wl1271_warning("testmode cmd configure failed: %d", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int wl1271_tm_cmd_nvs_push(struct wl1271 *wl, struct nlattr *tb[])
+{
+ int ret = 0;
+ size_t len;
+ void *buf;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd nvs push");
+
+ if (!tb[WL1271_TM_ATTR_DATA])
+ return -EINVAL;
+
+ buf = nla_data(tb[WL1271_TM_ATTR_DATA]);
+ len = nla_len(tb[WL1271_TM_ATTR_DATA]);
+
+ if (len != sizeof(struct wl1271_nvs_file)) {
+ wl1271_error("nvs size is not as expected: %zu != %zu",
+ len, sizeof(struct wl1271_nvs_file));
+ return -EMSGSIZE;
+ }
+
+ mutex_lock(&wl->mutex);
+
+ kfree(wl->nvs);
+
+ wl->nvs = kmalloc(sizeof(struct wl1271_nvs_file), GFP_KERNEL);
+ if (!wl->nvs) {
+ wl1271_error("could not allocate memory for the nvs file");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(wl->nvs, buf, len);
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode pushed nvs");
+
+out:
+ mutex_unlock(&wl->mutex);
+
+ return ret;
+}
+
+static int wl1271_tm_cmd_set_plt_mode(struct wl1271 *wl, struct nlattr *tb[])
+{
+ u32 val;
+ int ret;
+
+ wl1271_debug(DEBUG_TESTMODE, "testmode cmd set plt mode");
+
+ if (!tb[WL1271_TM_ATTR_PLT_MODE])
+ return -EINVAL;
+
+ val = nla_get_u32(tb[WL1271_TM_ATTR_PLT_MODE]);
+
+ switch (val) {
+ case 0:
+ ret = wl1271_plt_stop(wl);
+ break;
+ case 1:
+ ret = wl1271_plt_start(wl);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+int wl1271_tm_cmd(struct ieee80211_hw *hw, void *data, int len)
+{
+ struct wl1271 *wl = hw->priv;
+ struct nlattr *tb[WL1271_TM_ATTR_MAX + 1];
+ int err;
+
+ err = nla_parse(tb, WL1271_TM_ATTR_MAX, data, len, wl1271_tm_policy);
+ if (err)
+ return err;
+
+ if (!tb[WL1271_TM_ATTR_CMD_ID])
+ return -EINVAL;
+
+ switch (nla_get_u32(tb[WL1271_TM_ATTR_CMD_ID])) {
+ case WL1271_TM_CMD_TEST:
+ return wl1271_tm_cmd_test(wl, tb);
+ case WL1271_TM_CMD_INTERROGATE:
+ return wl1271_tm_cmd_interrogate(wl, tb);
+ case WL1271_TM_CMD_CONFIGURE:
+ return wl1271_tm_cmd_configure(wl, tb);
+ case WL1271_TM_CMD_NVS_PUSH:
+ return wl1271_tm_cmd_nvs_push(wl, tb);
+ case WL1271_TM_CMD_SET_PLT_MODE:
+ return wl1271_tm_cmd_set_plt_mode(wl, tb);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
projects / linux.git / commitdiff