cregit-Linux how code gets into the kernel

Release 4.11 drivers/net/wireless/ath/ath6kl/testmode.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"); }

Contributors

PersonTokensPropCommitsCommitProp
Kalle Valo5856.31%133.33%
Thomas Pedersen3634.95%133.33%
David S. Miller98.74%133.33%
Total103100.00%3100.00%


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); 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; } }

Contributors

PersonTokensPropCommitsCommitProp
Kalle Valo15096.77%150.00%
David Spinadel53.23%150.00%
Total155100.00%2100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Kalle Valo29483.76%120.00%
Thomas Pedersen4211.97%120.00%
David S. Miller92.56%120.00%
David Spinadel51.42%120.00%
Vasanthakumar Thiagarajan10.28%120.00%
Total351100.00%5100.00%
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