225 lines
5.2 KiB
C
225 lines
5.2 KiB
C
/*
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* Linux cfg80211 driver - Dongle Host Driver (DHD) related
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*
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* Copyright (C) 1999-2015, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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* $Id: wl_cfg80211.c,v 1.1.4.1.2.14 2011/02/09 01:40:07 Exp $
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*/
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#include <linux/vmalloc.h>
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#include <net/rtnetlink.h>
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#include <bcmutils.h>
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#include <wldev_common.h>
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#include <wl_cfg80211.h>
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#include <dhd_cfg80211.h>
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#ifdef PKT_FILTER_SUPPORT
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#include <dngl_stats.h>
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#include <dhd.h>
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#endif
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extern struct bcm_cfg80211 *g_bcm_cfg;
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#ifdef PKT_FILTER_SUPPORT
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extern uint dhd_pkt_filter_enable;
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extern uint dhd_master_mode;
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extern void dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode);
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#endif
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static int dhd_dongle_up = FALSE;
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#include <dngl_stats.h>
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#include <dhd.h>
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#include <dhdioctl.h>
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#include <wlioctl.h>
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#include <brcm_nl80211.h>
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#include <dhd_cfg80211.h>
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static s32 wl_dongle_up(struct net_device *ndev);
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static s32 wl_dongle_down(struct net_device *ndev);
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/**
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* Function implementations
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*/
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s32 dhd_cfg80211_init(struct bcm_cfg80211 *cfg)
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{
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dhd_dongle_up = FALSE;
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return 0;
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}
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s32 dhd_cfg80211_deinit(struct bcm_cfg80211 *cfg)
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{
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dhd_dongle_up = FALSE;
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return 0;
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}
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s32 dhd_cfg80211_down(struct bcm_cfg80211 *cfg)
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{
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struct net_device *ndev;
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s32 err = 0;
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WL_TRACE(("In\n"));
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if (!dhd_dongle_up) {
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WL_ERR(("Dongle is already down\n"));
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return err;
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}
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ndev = bcmcfg_to_prmry_ndev(cfg);
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wl_dongle_down(ndev);
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dhd_dongle_up = FALSE;
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return 0;
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}
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s32 dhd_cfg80211_set_p2p_info(struct bcm_cfg80211 *cfg, int val)
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{
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dhd_pub_t *dhd = (dhd_pub_t *)(cfg->pub);
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dhd->op_mode |= val;
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WL_ERR(("Set : op_mode=0x%04x\n", dhd->op_mode));
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#ifdef ARP_OFFLOAD_SUPPORT
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if (dhd->arp_version == 1) {
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/* IF P2P is enabled, disable arpoe */
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dhd_arp_offload_set(dhd, 0);
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dhd_arp_offload_enable(dhd, false);
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}
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#endif /* ARP_OFFLOAD_SUPPORT */
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return 0;
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}
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s32 dhd_cfg80211_clean_p2p_info(struct bcm_cfg80211 *cfg)
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{
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dhd_pub_t *dhd = (dhd_pub_t *)(cfg->pub);
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dhd->op_mode &= ~(DHD_FLAG_P2P_GC_MODE | DHD_FLAG_P2P_GO_MODE);
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WL_ERR(("Clean : op_mode=0x%04x\n", dhd->op_mode));
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#ifdef ARP_OFFLOAD_SUPPORT
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if (dhd->arp_version == 1) {
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/* IF P2P is disabled, enable arpoe back for STA mode. */
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dhd_arp_offload_set(dhd, dhd_arp_mode);
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dhd_arp_offload_enable(dhd, true);
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}
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#endif /* ARP_OFFLOAD_SUPPORT */
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return 0;
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}
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struct net_device* wl_cfg80211_allocate_if(struct bcm_cfg80211 *cfg, int ifidx, char *name,
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uint8 *mac, uint8 bssidx)
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{
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return dhd_allocate_if(cfg->pub, ifidx, name, mac, bssidx, FALSE);
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}
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int wl_cfg80211_register_if(struct bcm_cfg80211 *cfg, int ifidx, struct net_device* ndev)
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{
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return dhd_register_if(cfg->pub, ifidx, FALSE);
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}
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int wl_cfg80211_remove_if(struct bcm_cfg80211 *cfg, int ifidx, struct net_device* ndev)
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{
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return dhd_remove_if(cfg->pub, ifidx, FALSE);
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}
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int wl_cfg80211_remove_p2p_if(struct bcm_cfg80211 *cfg, int ifidx, struct net_device* ndev)
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{
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return dhd_remove_p2p_if(cfg->pub, ifidx, FALSE);
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}
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struct net_device * dhd_cfg80211_netdev_free(struct net_device *ndev)
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{
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if (ndev) {
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if (ndev->ieee80211_ptr) {
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kfree(ndev->ieee80211_ptr);
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ndev->ieee80211_ptr = NULL;
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}
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free_netdev(ndev);
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return NULL;
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}
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return ndev;
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}
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void dhd_netdev_free(struct net_device *ndev)
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{
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#ifdef WL_CFG80211
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ndev = dhd_cfg80211_netdev_free(ndev);
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#endif
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if (ndev)
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free_netdev(ndev);
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}
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static s32
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wl_dongle_up(struct net_device *ndev)
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{
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s32 err = 0;
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u32 up = 0;
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err = wldev_ioctl(ndev, WLC_UP, &up, sizeof(up), true);
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if (unlikely(err)) {
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WL_ERR(("WLC_UP error (%d)\n", err));
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}
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return err;
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}
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static s32
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wl_dongle_down(struct net_device *ndev)
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{
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s32 err = 0;
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u32 down = 0;
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err = wldev_ioctl(ndev, WLC_DOWN, &down, sizeof(down), true);
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if (unlikely(err)) {
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WL_ERR(("WLC_DOWN error (%d)\n", err));
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}
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return err;
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}
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s32 dhd_config_dongle(struct bcm_cfg80211 *cfg)
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{
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#ifndef DHD_SDALIGN
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#define DHD_SDALIGN 32
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#endif
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struct net_device *ndev;
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s32 err = 0;
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WL_TRACE(("In\n"));
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if (dhd_dongle_up) {
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WL_ERR(("Dongle is already up\n"));
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return err;
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}
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ndev = bcmcfg_to_prmry_ndev(cfg);
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err = wl_dongle_up(ndev);
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if (unlikely(err)) {
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WL_ERR(("wl_dongle_up failed\n"));
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goto default_conf_out;
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}
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dhd_dongle_up = true;
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default_conf_out:
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return err;
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}
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