Commit 1116468b authored by Ajay Singh's avatar Ajay Singh Committed by Greg Kroah-Hartman
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staging: wilc1000: remove coreconfigurator.c file 



After use of framework API's most of the redundant functions are removed
in coreconfigurator.c file. Now moved left over function to
host_interface file and deleted the coreconfigurator.c file.

Signed-off-by: default avatarAjay Singh <ajay.kathat@microchip.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d6a75ad4

drivers/staging/wilc1000/Makefile

+1 −2
Original line number Diff line number Diff line
@@ -5,8 +5,7 @@ ccflags-y += -DFIRMWARE_1002=\"atmel/wilc1002_firmware.bin\" \ 
		-DFIRMWARE_1003=\"atmel/wilc1003_firmware.bin\"



wilc1000-objs := wilc_wfi_cfgoperations.o linux_wlan.o linux_mon.o \

			coreconfigurator.o host_interface.o \

			wilc_wlan_cfg.o wilc_wlan.o

			host_interface.o wilc_wlan_cfg.o wilc_wlan.o



obj-$(CONFIG_WILC1000_SDIO) += wilc1000-sdio.o

wilc1000-sdio-objs += wilc_sdio.o

drivers/staging/wilc1000/coreconfigurator.c

deleted100644 → 0
+0 −126
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * Copyright (c) 2012 - 2018 Microchip Technology Inc., and its subsidiaries.

 * All rights reserved.

 */



#include <net/cfg80211.h>



#include "coreconfigurator.h"



static inline u8 *get_bssid(struct ieee80211_mgmt *mgmt)

{

	if (ieee80211_has_fromds(mgmt->frame_control))

		return mgmt->sa;

	else if (ieee80211_has_tods(mgmt->frame_control))

		return mgmt->da;

	else

		return mgmt->bssid;

}



s32 wilc_parse_network_info(u8 *msg_buffer,

			    struct network_info **ret_network_info)

{

	struct network_info *info;

	struct ieee80211_mgmt *mgt;

	u8 *wid_val, *msa, *ies;

	u16 wid_len, rx_len, ies_len;

	u8 msg_type;

	size_t offset;

	const u8 *ch_elm, *tim_elm, *ssid_elm;



	msg_type = msg_buffer[0];

	if ('N' != msg_type)

		return -EFAULT;



	wid_len = get_unaligned_le16(&msg_buffer[6]);

	wid_val = &msg_buffer[8];



	info = kzalloc(sizeof(*info), GFP_KERNEL);

	if (!info)

		return -ENOMEM;



	info->rssi = wid_val[0];



	msa = &wid_val[1];

	mgt = (struct ieee80211_mgmt *)&wid_val[1];

	rx_len = wid_len - 1;



	if (ieee80211_is_probe_resp(mgt->frame_control)) {

		info->cap_info = le16_to_cpu(mgt->u.probe_resp.capab_info);

		info->beacon_period = le16_to_cpu(mgt->u.probe_resp.beacon_int);

		info->tsf_hi = le64_to_cpu(mgt->u.probe_resp.timestamp);

		info->tsf_lo = (u32)info->tsf_hi;

		offset = offsetof(struct ieee80211_mgmt, u.probe_resp.variable);

	} else if (ieee80211_is_beacon(mgt->frame_control)) {

		info->cap_info = le16_to_cpu(mgt->u.beacon.capab_info);

		info->beacon_period = le16_to_cpu(mgt->u.beacon.beacon_int);

		info->tsf_hi = le64_to_cpu(mgt->u.beacon.timestamp);

		info->tsf_lo = (u32)info->tsf_hi;

		offset = offsetof(struct ieee80211_mgmt, u.beacon.variable);

	} else {

		/* only process probe response and beacon frame */

		kfree(info);

		return -EIO;

	}



	ether_addr_copy(info->bssid, get_bssid(mgt));



	ies = mgt->u.beacon.variable;

	ies_len = rx_len - offset;

	if (ies_len <= 0) {

		kfree(info);

		return -EIO;

	}



	info->ies = kmemdup(ies, ies_len, GFP_KERNEL);

	if (!info->ies) {

		kfree(info);

		return -ENOMEM;

	}



	info->ies_len = ies_len;



	ssid_elm = cfg80211_find_ie(WLAN_EID_SSID, ies, ies_len);

	if (ssid_elm) {

		info->ssid_len = ssid_elm[1];

		if (info->ssid_len <= IEEE80211_MAX_SSID_LEN)

			memcpy(info->ssid, ssid_elm + 2, info->ssid_len);

		else

			info->ssid_len = 0;

	}



	ch_elm = cfg80211_find_ie(WLAN_EID_DS_PARAMS, ies, ies_len);

	if (ch_elm && ch_elm[1] > 0)

		info->ch = ch_elm[2];



	tim_elm = cfg80211_find_ie(WLAN_EID_TIM, ies, ies_len);

	if (tim_elm && tim_elm[1] >= 2)

		info->dtim_period = tim_elm[3];



	*ret_network_info = info;



	return 0;

}



s32 wilc_parse_assoc_resp_info(u8 *buffer, u32 buffer_len,

			       struct connect_info *ret_conn_info)

{

	u8 *ies;

	u16 ies_len;

	struct assoc_resp *res = (struct assoc_resp *)buffer;



	ret_conn_info->status = le16_to_cpu(res->status_code);

	if (ret_conn_info->status == WLAN_STATUS_SUCCESS) {

		ies = &buffer[sizeof(*res)];

		ies_len = buffer_len - sizeof(*res);



		ret_conn_info->resp_ies = kmemdup(ies, ies_len, GFP_KERNEL);

		if (!ret_conn_info->resp_ies)

			return -ENOMEM;



		ret_conn_info->resp_ies_len = ies_len;

	}



	return 0;

}

drivers/staging/wilc1000/coreconfigurator.h

+0 −4
Original line number Diff line number Diff line
@@ -64,10 +64,6 @@ struct assoc_resp { 
	__le16 aid;

} __packed;



s32 wilc_parse_network_info(u8 *msg_buffer,

			    struct network_info **ret_network_info);

s32 wilc_parse_assoc_resp_info(u8 *buffer, u32 buffer_len,

			       struct connect_info *ret_conn_info);

void wilc_scan_complete_received(struct wilc *wilc, u8 *buffer, u32 length);

void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length);

void wilc_gnrl_async_info_received(struct wilc *wilc, u8 *buffer, u32 length);

drivers/staging/wilc1000/host_interface.c

+117 −0
Original line number Diff line number Diff line
@@ -1305,6 +1305,101 @@ static void *host_int_parse_join_bss_param(struct network_info *info) 
	return (void *)param;

}



static inline u8 *get_bssid(struct ieee80211_mgmt *mgmt)

{

	if (ieee80211_has_fromds(mgmt->frame_control))

		return mgmt->sa;

	else if (ieee80211_has_tods(mgmt->frame_control))

		return mgmt->da;

	else

		return mgmt->bssid;

}



static s32 wilc_parse_network_info(u8 *msg_buffer,

				   struct network_info **ret_network_info)

{

	struct network_info *info;

	struct ieee80211_mgmt *mgt;

	u8 *wid_val, *msa, *ies;

	u16 wid_len, rx_len, ies_len;

	u8 msg_type;

	size_t offset;

	const u8 *ch_elm, *tim_elm, *ssid_elm;



	msg_type = msg_buffer[0];

	if ('N' != msg_type)

		return -EFAULT;



	wid_len = get_unaligned_le16(&msg_buffer[6]);

	wid_val = &msg_buffer[8];



	info = kzalloc(sizeof(*info), GFP_KERNEL);

	if (!info)

		return -ENOMEM;



	info->rssi = wid_val[0];



	msa = &wid_val[1];

	mgt = (struct ieee80211_mgmt *)&wid_val[1];

	rx_len = wid_len - 1;



	if (ieee80211_is_probe_resp(mgt->frame_control)) {

		info->cap_info = le16_to_cpu(mgt->u.probe_resp.capab_info);

		info->beacon_period = le16_to_cpu(mgt->u.probe_resp.beacon_int);

		info->tsf_hi = le64_to_cpu(mgt->u.probe_resp.timestamp);

		info->tsf_lo = (u32)info->tsf_hi;

		offset = offsetof(struct ieee80211_mgmt, u.probe_resp.variable);

	} else if (ieee80211_is_beacon(mgt->frame_control)) {

		info->cap_info = le16_to_cpu(mgt->u.beacon.capab_info);

		info->beacon_period = le16_to_cpu(mgt->u.beacon.beacon_int);

		info->tsf_hi = le64_to_cpu(mgt->u.beacon.timestamp);

		info->tsf_lo = (u32)info->tsf_hi;

		offset = offsetof(struct ieee80211_mgmt, u.beacon.variable);

	} else {

		/* only process probe response and beacon frame */

		kfree(info);

		return -EIO;

	}



	ether_addr_copy(info->bssid, get_bssid(mgt));



	ies = mgt->u.beacon.variable;

	ies_len = rx_len - offset;

	if (ies_len <= 0) {

		kfree(info);

		return -EIO;

	}



	info->ies = kmemdup(ies, ies_len, GFP_KERNEL);

	if (!info->ies) {

		kfree(info);

		return -ENOMEM;

	}



	info->ies_len = ies_len;



	ssid_elm = cfg80211_find_ie(WLAN_EID_SSID, ies, ies_len);

	if (ssid_elm) {

		info->ssid_len = ssid_elm[1];

		if (info->ssid_len <= IEEE80211_MAX_SSID_LEN)

			memcpy(info->ssid, ssid_elm + 2, info->ssid_len);

		else

			info->ssid_len = 0;

	}



	ch_elm = cfg80211_find_ie(WLAN_EID_DS_PARAMS, ies, ies_len);

	if (ch_elm && ch_elm[1] > 0)

		info->ch = ch_elm[2];



	tim_elm = cfg80211_find_ie(WLAN_EID_TIM, ies, ies_len);

	if (tim_elm && tim_elm[1] >= 2)

		info->dtim_period = tim_elm[3];



	*ret_network_info = info;



	return 0;

}



static void handle_rcvd_ntwrk_info(struct work_struct *work)

{

	struct host_if_msg *msg = container_of(work, struct host_if_msg, work);
@@ -1410,6 +1505,28 @@ static inline void host_int_free_user_conn_req(struct host_if_drv *hif_drv) 
	hif_drv->usr_conn_req.ies = NULL;

}



static s32 wilc_parse_assoc_resp_info(u8 *buffer, u32 buffer_len,

				      struct connect_info *ret_conn_info)

{

	u8 *ies;

	u16 ies_len;

	struct assoc_resp *res = (struct assoc_resp *)buffer;



	ret_conn_info->status = le16_to_cpu(res->status_code);

	if (ret_conn_info->status == WLAN_STATUS_SUCCESS) {

		ies = &buffer[sizeof(*res)];

		ies_len = buffer_len - sizeof(*res);



		ret_conn_info->resp_ies = kmemdup(ies, ies_len, GFP_KERNEL);

		if (!ret_conn_info->resp_ies)

			return -ENOMEM;



		ret_conn_info->resp_ies_len = ies_len;

	}



	return 0;

}



static inline void host_int_parse_assoc_resp_info(struct wilc_vif *vif,

						  u8 mac_status)

{

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