linux/drivers/net/wireless/ath/ath6kl/testmode.c
Johannes Berg fceb6435e8 netlink: pass extended ACK struct to parsing functions
Pass the new extended ACK reporting struct to all of the generic
netlink parsing functions. For now, pass NULL in almost all callers
(except for some in the core.)

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-04-13 13:58:22 -04:00

103 lines
2.7 KiB
C

/*
* Copyright (c) 2010-2011 Atheros Communications Inc.
* Copyright (c) 2011 Qualcomm Atheros, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "testmode.h"
#include "debug.h"
#include <net/netlink.h>
enum ath6kl_tm_attr {
__ATH6KL_TM_ATTR_INVALID = 0,
ATH6KL_TM_ATTR_CMD = 1,
ATH6KL_TM_ATTR_DATA = 2,
/* keep last */
__ATH6KL_TM_ATTR_AFTER_LAST,
ATH6KL_TM_ATTR_MAX = __ATH6KL_TM_ATTR_AFTER_LAST - 1,
};
enum ath6kl_tm_cmd {
ATH6KL_TM_CMD_TCMD = 0,
ATH6KL_TM_CMD_RX_REPORT = 1, /* not used anymore */
};
#define ATH6KL_TM_DATA_MAX_LEN 5000
static const struct nla_policy ath6kl_tm_policy[ATH6KL_TM_ATTR_MAX + 1] = {
[ATH6KL_TM_ATTR_CMD] = { .type = NLA_U32 },
[ATH6KL_TM_ATTR_DATA] = { .type = NLA_BINARY,
.len = ATH6KL_TM_DATA_MAX_LEN },
};
void ath6kl_tm_rx_event(struct ath6kl *ar, void *buf, size_t buf_len)
{
struct sk_buff *skb;
if (!buf || buf_len == 0)
return;
skb = cfg80211_testmode_alloc_event_skb(ar->wiphy, buf_len, GFP_KERNEL);
if (!skb) {
ath6kl_warn("failed to allocate testmode rx skb!\n");
return;
}
if (nla_put_u32(skb, ATH6KL_TM_ATTR_CMD, ATH6KL_TM_CMD_TCMD) ||
nla_put(skb, ATH6KL_TM_ATTR_DATA, buf_len, buf))
goto nla_put_failure;
cfg80211_testmode_event(skb, GFP_KERNEL);
return;
nla_put_failure:
kfree_skb(skb);
ath6kl_warn("nla_put failed on testmode rx skb!\n");
}
int ath6kl_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev,
void *data, int len)
{
struct ath6kl *ar = wiphy_priv(wiphy);
struct nlattr *tb[ATH6KL_TM_ATTR_MAX + 1];
int err, buf_len;
void *buf;
err = nla_parse(tb, ATH6KL_TM_ATTR_MAX, data, len, ath6kl_tm_policy,
NULL);
if (err)
return err;
if (!tb[ATH6KL_TM_ATTR_CMD])
return -EINVAL;
switch (nla_get_u32(tb[ATH6KL_TM_ATTR_CMD])) {
case ATH6KL_TM_CMD_TCMD:
if (!tb[ATH6KL_TM_ATTR_DATA])
return -EINVAL;
buf = nla_data(tb[ATH6KL_TM_ATTR_DATA]);
buf_len = nla_len(tb[ATH6KL_TM_ATTR_DATA]);
ath6kl_wmi_test_cmd(ar->wmi, buf, buf_len);
return 0;
break;
case ATH6KL_TM_CMD_RX_REPORT:
default:
return -EOPNOTSUPP;
}
}