diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd_1363/dhd_cfg80211.c')
| -rw-r--r-- | drivers/net/wireless/bcmdhd_1363/dhd_cfg80211.c | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd_1363/dhd_cfg80211.c b/drivers/net/wireless/bcmdhd_1363/dhd_cfg80211.c new file mode 100644 index 000000000000..fb35e6fcb7ae --- /dev/null +++ b/drivers/net/wireless/bcmdhd_1363/dhd_cfg80211.c @@ -0,0 +1,266 @@ +/* + * Linux cfg80211 driver - Dongle Host Driver (DHD) related + * + * Copyright (C) 1999-2017, Broadcom Corporation + * + * Unless you and Broadcom execute a separate written software license + * agreement governing use of this software, this software is licensed to you + * under the terms of the GNU General Public License version 2 (the "GPL"), + * available at http://www.broadcom.com/licenses/GPLv2.php, with the + * following added to such license: + * + * As a special exception, the copyright holders of this software give you + * permission to link this software with independent modules, and to copy and + * distribute the resulting executable under terms of your choice, provided that + * you also meet, for each linked independent module, the terms and conditions of + * the license of that module. An independent module is a module which is not + * derived from this software. The special exception does not apply to any + * modifications of the software. + * + * Notwithstanding the above, under no circumstances may you combine this + * software in any way with any other Broadcom software provided under a license + * other than the GPL, without Broadcom's express prior written consent. + * + * + * <<Broadcom-WL-IPTag/Open:>> + * + * $Id: dhd_cfg80211.c 642340 2016-06-08 09:44:13Z $ + */ + +#include <linux/vmalloc.h> +#include <net/rtnetlink.h> + +#include <bcmutils.h> +#include <wldev_common.h> +#include <wl_cfg80211.h> +#include <dhd_cfg80211.h> + +#ifdef PKT_FILTER_SUPPORT +#include <dngl_stats.h> +#include <dhd.h> +#endif + +#ifdef PKT_FILTER_SUPPORT +extern uint dhd_pkt_filter_enable; +extern uint dhd_master_mode; +extern void dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode); +#endif + +static int dhd_dongle_up = FALSE; + +#include <dngl_stats.h> +#include <dhd.h> +#include <dhdioctl.h> +#include <wlioctl.h> +#include <brcm_nl80211.h> +#include <dhd_cfg80211.h> + +static s32 wl_dongle_up(struct net_device *ndev); +static s32 wl_dongle_down(struct net_device *ndev); + +/** + * Function implementations + */ + +s32 dhd_cfg80211_init(struct bcm_cfg80211 *cfg) +{ + dhd_dongle_up = FALSE; + return 0; +} + +s32 dhd_cfg80211_deinit(struct bcm_cfg80211 *cfg) +{ + dhd_dongle_up = FALSE; + return 0; +} + +s32 dhd_cfg80211_down(struct bcm_cfg80211 *cfg) +{ + struct net_device *ndev; + s32 err = 0; + + WL_TRACE(("In\n")); + if (!dhd_dongle_up) { + WL_ERR(("Dongle is already down\n")); + return err; + } + + ndev = bcmcfg_to_prmry_ndev(cfg); + wl_dongle_down(ndev); + dhd_dongle_up = FALSE; + return 0; +} + +s32 dhd_cfg80211_set_p2p_info(struct bcm_cfg80211 *cfg, int val) +{ + dhd_pub_t *dhd = (dhd_pub_t *)(cfg->pub); + dhd->op_mode |= val; + WL_ERR(("Set : op_mode=0x%04x\n", dhd->op_mode)); +#ifdef ARP_OFFLOAD_SUPPORT + if (dhd->arp_version == 1) { + /* IF P2P is enabled, disable arpoe */ + dhd_arp_offload_set(dhd, 0); + dhd_arp_offload_enable(dhd, false); + } +#endif /* ARP_OFFLOAD_SUPPORT */ + + return 0; +} + +s32 dhd_cfg80211_clean_p2p_info(struct bcm_cfg80211 *cfg) +{ + dhd_pub_t *dhd = (dhd_pub_t *)(cfg->pub); + dhd->op_mode &= ~(DHD_FLAG_P2P_GC_MODE | DHD_FLAG_P2P_GO_MODE); + WL_ERR(("Clean : op_mode=0x%04x\n", dhd->op_mode)); + +#ifdef ARP_OFFLOAD_SUPPORT + if (dhd->arp_version == 1) { + /* IF P2P is disabled, enable arpoe back for STA mode. */ + dhd_arp_offload_set(dhd, dhd_arp_mode); + dhd_arp_offload_enable(dhd, true); + } +#endif /* ARP_OFFLOAD_SUPPORT */ + + return 0; +} + +struct net_device* wl_cfg80211_allocate_if(struct bcm_cfg80211 *cfg, int ifidx, char *name, + uint8 *mac, uint8 bssidx, char *dngl_name) +{ + return dhd_allocate_if(cfg->pub, ifidx, name, mac, bssidx, FALSE, dngl_name); +} + +int wl_cfg80211_register_if(struct bcm_cfg80211 *cfg, int ifidx, struct net_device* ndev) +{ + return dhd_register_if(cfg->pub, ifidx, FALSE); +} + +int wl_cfg80211_remove_if(struct bcm_cfg80211 *cfg, int ifidx, struct net_device* ndev) +{ + return dhd_remove_if(cfg->pub, ifidx, FALSE); +} + +struct net_device * dhd_cfg80211_netdev_free(struct net_device *ndev) +{ + if (ndev) { + if (ndev->ieee80211_ptr) { + kfree(ndev->ieee80211_ptr); + ndev->ieee80211_ptr = NULL; + } + free_netdev(ndev); + return NULL; + } + + return ndev; +} + +void dhd_netdev_free(struct net_device *ndev) +{ +#ifdef WL_CFG80211 + ndev = dhd_cfg80211_netdev_free(ndev); +#endif + if (ndev) + free_netdev(ndev); +} + +static s32 +wl_dongle_up(struct net_device *ndev) +{ + s32 err = 0; + u32 up = 0; + + err = wldev_ioctl(ndev, WLC_UP, &up, sizeof(up), true); + if (unlikely(err)) { + WL_ERR(("WLC_UP error (%d)\n", err)); + } + return err; +} + +static s32 +wl_dongle_down(struct net_device *ndev) +{ + s32 err = 0; + u32 down = 0; + + err = wldev_ioctl(ndev, WLC_DOWN, &down, sizeof(down), true); + if (unlikely(err)) { + WL_ERR(("WLC_DOWN error (%d)\n", err)); + } + return err; +} + + +s32 dhd_config_dongle(struct bcm_cfg80211 *cfg) +{ +#ifndef DHD_SDALIGN +#define DHD_SDALIGN 32 +#endif + struct net_device *ndev; + s32 err = 0; + + WL_TRACE(("In\n")); + if (dhd_dongle_up) { + WL_ERR(("Dongle is already up\n")); + return err; + } + + ndev = bcmcfg_to_prmry_ndev(cfg); + + err = wl_dongle_up(ndev); + if (unlikely(err)) { + WL_ERR(("wl_dongle_up failed\n")); + goto default_conf_out; + } + dhd_dongle_up = true; + +default_conf_out: + + return err; + +} + +int dhd_cfgvendor_priv_string_handler(struct bcm_cfg80211 *cfg, struct wireless_dev *wdev, + const struct bcm_nlmsg_hdr *nlioc, void *buf) +{ + struct net_device *ndev = NULL; + dhd_pub_t *dhd; + dhd_ioctl_t ioc = { 0 }; + int ret = 0; + int8 index; + + WL_TRACE(("entry: cmd = %d\n", nlioc->cmd)); + + dhd = cfg->pub; + DHD_OS_WAKE_LOCK(dhd); + + /* send to dongle only if we are not waiting for reload already */ + if (dhd->hang_was_sent) { + WL_ERR(("HANG was sent up earlier\n")); + DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_ENABLE(dhd, DHD_EVENT_TIMEOUT_MS); + DHD_OS_WAKE_UNLOCK(dhd); + return OSL_ERROR(BCME_DONGLE_DOWN); + } + + ndev = wdev_to_wlc_ndev(wdev, cfg); + index = dhd_net2idx(dhd->info, ndev); + if (index == DHD_BAD_IF) { + WL_ERR(("Bad ifidx from wdev:%p\n", wdev)); + ret = BCME_ERROR; + goto done; + } + + ioc.cmd = nlioc->cmd; + ioc.len = nlioc->len; + ioc.set = nlioc->set; + ioc.driver = nlioc->magic; + ret = dhd_ioctl_process(dhd, index, &ioc, buf); + if (ret) { + WL_TRACE(("dhd_ioctl_process return err %d\n", ret)); + ret = OSL_ERROR(ret); + goto done; + } + +done: + DHD_OS_WAKE_UNLOCK(dhd); + return ret; +} |