aboutsummaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorKalle Valo <kalle.valo@nokia.com>2010-02-18 13:25:53 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-02-19 15:52:47 -0500
commitc8c90873520ef4c201cfd03b4892ca8bbf551e2e (patch)
treeea61e48edb5abab0744a27ba11afb8a46e85b20d /drivers
parent1937e742639c03a6fe77239c3003ce9602302117 (diff)
wl1271: add testmode support
Testmode will be used to send PLT (Production Line Testing) commands from user space. Signed-off-by: Kalle Valo <kalle.valo@nokia.com> Reviewed-by: Juuso Oikarinen <juuso.oikarinen@nokia.com> Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/wl12xx/Makefile1
-rw-r--r--drivers/net/wireless/wl12xx/wl1271.h2
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_main.c2
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_testmode.c283
-rw-r--r--drivers/net/wireless/wl12xx/wl1271_testmode.h31
5 files changed, 318 insertions, 1 deletions
diff --git a/drivers/net/wireless/wl12xx/Makefile b/drivers/net/wireless/wl12xx/Makefile
index 62e37ad01cc..d089b5d6a51 100644
--- a/drivers/net/wireless/wl12xx/Makefile
+++ b/drivers/net/wireless/wl12xx/Makefile
@@ -11,4 +11,5 @@ wl1271-objs = wl1271_main.o wl1271_spi.o wl1271_cmd.o \
wl1271_event.o wl1271_tx.o wl1271_rx.o \
wl1271_ps.o wl1271_acx.o wl1271_boot.o \
wl1271_init.o wl1271_debugfs.o
+wl1271-$(CONFIG_NL80211_TESTMODE) += wl1271_testmode.o
obj-$(CONFIG_WL1271) += wl1271.o
diff --git a/drivers/net/wireless/wl12xx/wl1271.h b/drivers/net/wireless/wl12xx/wl1271.h
index b3a3402593d..97ea5096bc8 100644
--- a/drivers/net/wireless/wl12xx/wl1271.h
+++ b/drivers/net/wireless/wl12xx/wl1271.h
@@ -43,7 +43,7 @@ enum {
DEBUG_SPI = BIT(1),
DEBUG_BOOT = BIT(2),
DEBUG_MAILBOX = BIT(3),
- DEBUG_NETLINK = BIT(4),
+ DEBUG_TESTMODE = BIT(4),
DEBUG_EVENT = BIT(5),
DEBUG_TX = BIT(6),
DEBUG_RX = BIT(7),
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index fb1e6a8088d..aa8f79c4c98 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -46,6 +46,7 @@
#include "wl1271_debugfs.h"
#include "wl1271_cmd.h"
#include "wl1271_boot.h"
+#include "wl1271_testmode.h"
#define WL1271_BOOT_RETRIES 3
@@ -1955,6 +1956,7 @@ static const struct ieee80211_ops wl1271_ops = {
.bss_info_changed = wl1271_op_bss_info_changed,
.set_rts_threshold = wl1271_op_set_rts_threshold,
.conf_tx = wl1271_op_conf_tx,
+ CFG80211_TESTMODE_CMD(wl1271_tm_cmd)
};
static int wl1271_register_hw(struct wl1271 *wl)
diff --git a/drivers/net/wireless/wl12xx/wl1271_testmode.c b/drivers/net/wireless/wl12xx/wl1271_testmode.c
new file mode 100644
index 00000000000..3919102e942
--- /dev/null
+++ b/drivers/net/wireless/wl12xx/wl1271_testmode.c
@@ -0,0 +1,283 @@
+/*
+ * 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;
+ }
+}
diff --git a/drivers/net/wireless/wl12xx/wl1271_testmode.h b/drivers/net/wireless/wl12xx/wl1271_testmode.h
new file mode 100644
index 00000000000..c196d28f9d9
--- /dev/null
+++ b/drivers/net/wireless/wl12xx/wl1271_testmode.h
@@ -0,0 +1,31 @@
+/*
+ * 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
+ *
+ */
+
+#ifndef __WL1271_TESTMODE_H__
+#define __WL1271_TESTMODE_H__
+
+#include <net/mac80211.h>
+
+int wl1271_tm_cmd(struct ieee80211_hw *hw, void *data, int len);
+
+#endif /* __WL1271_TESTMODE_H__ */