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mwifiex: add cfg80211 start_ap and stop_ap handlers 

1. add start AP and stop AP handlers
2. support for parsing ssid, beacon period, DTIM period
from beacon_parameters structure and setting it to FW.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Avinash Patil 2012-05-08 18:30:24 -07:00 committed by John W. Linville
parent 9b930eaed9
commit 12190c5d80
5 changed files with 139 additions and 0 deletions
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71
drivers/net/wireless/mwifiex/cfg80211.c
View File

@ -922,6 +922,75 @@ static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
return 0;
}
/* cfg80211 operation handler for stop ap.
* Function stops BSS running at uAP interface.
*/
static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
{
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_UAP_BSS_STOP,
HostCmd_ACT_GEN_SET, 0, NULL)) {
wiphy_err(wiphy, "Failed to stop the BSS\n");
return -1;
}
return 0;
}
/* cfg80211 operation handler for start_ap.
* Function sets beacon period, DTIM period, SSID and security into
* AP config structure.
* AP is configured with these settings and BSS is started.
*/
static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
struct net_device *dev,
struct cfg80211_ap_settings *params)
{
struct mwifiex_uap_bss_param *bss_cfg;
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL);
if (!bss_cfg)
return -ENOMEM;
mwifiex_set_sys_config_invalid_data(bss_cfg);
if (params->beacon_interval)
bss_cfg->beacon_period = params->beacon_interval;
if (params->dtim_period)
bss_cfg->dtim_period = params->dtim_period;
if (params->ssid && params->ssid_len) {
memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len);
bss_cfg->ssid.ssid_len = params->ssid_len;
}
if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_UAP_BSS_STOP,
HostCmd_ACT_GEN_SET, 0, NULL)) {
wiphy_err(wiphy, "Failed to stop the BSS\n");
kfree(bss_cfg);
return -1;
}
if (mwifiex_send_cmd_async(priv, HostCmd_CMD_UAP_SYS_CONFIG,
HostCmd_ACT_GEN_SET, 0, bss_cfg)) {
wiphy_err(wiphy, "Failed to set the SSID\n");
kfree(bss_cfg);
return -1;
}
kfree(bss_cfg);
if (mwifiex_send_cmd_async(priv, HostCmd_CMD_UAP_BSS_START,
HostCmd_ACT_GEN_SET, 0, NULL)) {
wiphy_err(wiphy, "Failed to start the BSS\n");
return -1;
}
return 0;
}
/*
* CFG802.11 operation handler for disconnection request.
*
@ -1581,6 +1650,8 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = {
.set_power_mgmt = mwifiex_cfg80211_set_power_mgmt,
.set_tx_power = mwifiex_cfg80211_set_tx_power,
.set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask,
.start_ap = mwifiex_cfg80211_start_ap,
.stop_ap = mwifiex_cfg80211_stop_ap,
.set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config,
};

10
drivers/net/wireless/mwifiex/decl.h
View File

@ -55,6 +55,11 @@
#define MWIFIEX_RX_DATA_BUF_SIZE (4 * 1024)
#define MWIFIEX_RX_CMD_BUF_SIZE (2 * 1024)
#define MAX_BEACON_PERIOD (4000)
#define MIN_BEACON_PERIOD (50)
#define MAX_DTIM_PERIOD (100)
#define MIN_DTIM_PERIOD (1)
#define MWIFIEX_RTS_MIN_VALUE (0)
#define MWIFIEX_RTS_MAX_VALUE (2347)
#define MWIFIEX_FRAG_MIN_VALUE (256)
@ -93,6 +98,11 @@ struct mwifiex_fw_image {
u32 fw_len;
};
struct mwifiex_802_11_ssid {
u32 ssid_len;
u8 ssid[IEEE80211_MAX_SSID_LEN];
};
struct mwifiex_wait_queue {
wait_queue_head_t wait;
int status;

18
drivers/net/wireless/mwifiex/fw.h
View File

@ -93,6 +93,8 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
#define CAL_SNR(RSSI, NF) ((s16)((s16)(RSSI)-(s16)(NF)))
#define TLV_TYPE_UAP_SSID 0x0000
#define PROPRIETARY_TLV_BASE_ID 0x0100
#define TLV_TYPE_KEY_MATERIAL (PROPRIETARY_TLV_BASE_ID + 0)
#define TLV_TYPE_CHANLIST (PROPRIETARY_TLV_BASE_ID + 1)
@ -106,6 +108,8 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
#define TLV_TYPE_AUTH_TYPE (PROPRIETARY_TLV_BASE_ID + 31)
#define TLV_TYPE_STA_MAC_ADDR (PROPRIETARY_TLV_BASE_ID + 32)
#define TLV_TYPE_CHANNELBANDLIST (PROPRIETARY_TLV_BASE_ID + 42)
#define TLV_TYPE_UAP_BEACON_PERIOD (PROPRIETARY_TLV_BASE_ID + 44)
#define TLV_TYPE_UAP_DTIM_PERIOD (PROPRIETARY_TLV_BASE_ID + 45)
#define TLV_TYPE_UAP_RTS_THRESHOLD (PROPRIETARY_TLV_BASE_ID + 51)
#define TLV_TYPE_UAP_FRAG_THRESHOLD (PROPRIETARY_TLV_BASE_ID + 70)
#define TLV_TYPE_RATE_DROP_CONTROL (PROPRIETARY_TLV_BASE_ID + 82)
@ -1119,6 +1123,20 @@ struct host_cmd_ds_sys_config {
__le16 action;
u8 tlv[0];
};
struct host_cmd_tlv_ssid {
struct host_cmd_tlv tlv;
u8 ssid[0];
} __packed;
struct host_cmd_tlv_beacon_period {
struct host_cmd_tlv tlv;
__le16 period;
} __packed;
struct host_cmd_tlv_dtim_period {
struct host_cmd_tlv tlv;
u8 period;
} __packed;
struct host_cmd_tlv_frag_threshold {
struct host_cmd_tlv tlv;

5
drivers/net/wireless/mwifiex/ioctl.h
View File

@ -69,6 +69,11 @@ struct mwifiex_uap_bss_param {
u16 rts_threshold;
u16 frag_threshold;
u8 retry_limit;
struct mwifiex_802_11_ssid ssid;
u8 bcast_ssid_ctl;
u8 radio_ctl;
u8 dtim_period;
u16 beacon_period;
};
enum {

35
drivers/net/wireless/mwifiex/uap_cmd.c
View File

@ -38,6 +38,9 @@ static int mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd,
{
u8 *tlv;
struct host_cmd_ds_sys_config *sys_config = &cmd->params.uap_sys_config;
struct host_cmd_tlv_dtim_period *dtim_period;
struct host_cmd_tlv_beacon_period *beacon_period;
struct host_cmd_tlv_ssid *ssid;
struct host_cmd_tlv_channel_band *chan_band;
struct host_cmd_tlv_frag_threshold *frag_threshold;
struct host_cmd_tlv_rts_threshold *rts_threshold;
@ -52,6 +55,15 @@ static int mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd,
tlv = sys_config->tlv;
if (bss_cfg->ssid.ssid_len) {
ssid = (struct host_cmd_tlv_ssid *)tlv;
ssid->tlv.type = cpu_to_le16(TLV_TYPE_UAP_SSID);
ssid->tlv.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len);
memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len);
cmd_size += sizeof(struct host_cmd_tlv) +
bss_cfg->ssid.ssid_len;
tlv += sizeof(struct host_cmd_tlv) + bss_cfg->ssid.ssid_len;
}
if (bss_cfg->channel && bss_cfg->channel <= MAX_CHANNEL_BAND_BG) {
chan_band = (struct host_cmd_tlv_channel_band *)tlv;
chan_band->tlv.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
@ -63,6 +75,29 @@ static int mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd,
cmd_size += sizeof(struct host_cmd_tlv_channel_band);
tlv += sizeof(struct host_cmd_tlv_channel_band);
}
if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD &&
bss_cfg->beacon_period <= MAX_BEACON_PERIOD) {
beacon_period = (struct host_cmd_tlv_beacon_period *)tlv;
beacon_period->tlv.type =
cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD);
beacon_period->tlv.len =
cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) -
sizeof(struct host_cmd_tlv));
beacon_period->period = cpu_to_le16(bss_cfg->beacon_period);
cmd_size += sizeof(struct host_cmd_tlv_beacon_period);
tlv += sizeof(struct host_cmd_tlv_beacon_period);
}
if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD &&
bss_cfg->dtim_period <= MAX_DTIM_PERIOD) {
dtim_period = (struct host_cmd_tlv_dtim_period *)tlv;
dtim_period->tlv.type = cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD);
dtim_period->tlv.len =
cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) -
sizeof(struct host_cmd_tlv));
dtim_period->period = bss_cfg->dtim_period;
cmd_size += sizeof(struct host_cmd_tlv_dtim_period);
tlv += sizeof(struct host_cmd_tlv_dtim_period);
}
if (bss_cfg->rts_threshold <= MWIFIEX_RTS_MAX_VALUE) {
rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv;
rts_threshold->tlv.type =