xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
程式碼 問題 合併請求 Actions 套件 專案 版本發布 Wiki 動態

wl1271: get probe request template from mac80211

瀏覽代碼 
If we get probe request from mac80211, we can remove two functions.

Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Reviewed-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
此提交包含在：
Kalle Valo
2010-03-18 12:26:35 +02:00
提交者 John W. Linville
父節點 899e6e65c3
當前提交 818e3063a9
共有 4 個檔案被更改，包括 39 行新增 和 115 行删除
下載 Patch 檔 下載差異檔 展開所有檔案 折疊所有檔案

135
drivers/net/wireless/wl12xx/wl1271_cmd.c
查看文件

@@ -546,9 +546,9 @@ out:
return ret;
}
int wl1271_cmd_scan(struct wl1271 *wl, u8 *ssid, size_t len,
u8 active_scan, u8 high_prio, u8 band,
u8 probe_requests)
int wl1271_cmd_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len, u8 active_scan,
u8 high_prio, u8 band, u8 probe_requests)
{
struct wl1271_cmd_trigger_scan_to *trigger = NULL;
@@ -619,12 +619,13 @@ int wl1271_cmd_scan(struct wl1271 *wl, u8 *ssid, size_t len,
params->params.num_channels = j;
if (len && ssid) {
params->params.ssid_len = len;
memcpy(params->params.ssid, ssid, len);
if (ssid_len && ssid) {
params->params.ssid_len = ssid_len;
memcpy(params->params.ssid, ssid, ssid_len);
}
ret = wl1271_cmd_build_probe_req(wl, ssid, len, ieee_band);
ret = wl1271_cmd_build_probe_req(wl, ssid, ssid_len,
ie, ie_len, ieee_band);
if (ret < 0) {
wl1271_error("PROBE request template failed");
goto out;
@@ -655,9 +656,9 @@ int wl1271_cmd_scan(struct wl1271 *wl, u8 *ssid, size_t len,
wl->scan.active = active_scan;
wl->scan.high_prio = high_prio;
wl->scan.probe_requests = probe_requests;
if (len && ssid) {
wl->scan.ssid_len = len;
memcpy(wl->scan.ssid, ssid, len);
if (ssid_len && ssid) {
wl->scan.ssid_len = ssid_len;
memcpy(wl->scan.ssid, ssid, ssid_len);
} else
wl->scan.ssid_len = 0;
}
@@ -714,66 +715,6 @@ out:
return ret;
}
static int wl1271_build_basic_rates(u8 *rates, u8 band)
{
u8 index = 0;
if (band == IEEE80211_BAND_2GHZ) {
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_1MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_2MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_5MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_CCK_RATE_11MB;
} else if (band == IEEE80211_BAND_5GHZ) {
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_6MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_12MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_24MB;
} else {
wl1271_error("build_basic_rates invalid band: %d", band);
}
return index;
}
static int wl1271_build_extended_rates(u8 *rates, u8 band)
{
u8 index = 0;
if (band == IEEE80211_BAND_2GHZ) {
rates[index++] = IEEE80211_OFDM_RATE_6MB;
rates[index++] = IEEE80211_OFDM_RATE_9MB;
rates[index++] = IEEE80211_OFDM_RATE_12MB;
rates[index++] = IEEE80211_OFDM_RATE_18MB;
rates[index++] = IEEE80211_OFDM_RATE_24MB;
rates[index++] = IEEE80211_OFDM_RATE_36MB;
rates[index++] = IEEE80211_OFDM_RATE_48MB;
rates[index++] = IEEE80211_OFDM_RATE_54MB;
} else if (band == IEEE80211_BAND_5GHZ) {
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_9MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_18MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_24MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_36MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_48MB;
rates[index++] =
IEEE80211_BASIC_RATE_MASK | IEEE80211_OFDM_RATE_54MB;
} else {
wl1271_error("build_basic_rates invalid band: %d", band);
}
return index;
}
int wl1271_cmd_build_null_data(struct wl1271 *wl)
{
struct sk_buff *skb;
@@ -809,53 +750,31 @@ out:
return ret;
}
int wl1271_cmd_build_probe_req(struct wl1271 *wl, u8 *ssid, size_t ssid_len,
u8 band)
int wl1271_cmd_build_probe_req(struct wl1271 *wl,
const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len, u8 band)
{
struct wl12xx_probe_req_template template;
struct wl12xx_ie_rates *rates;
char *ptr;
u16 size;
struct sk_buff *skb;
int ret;
ptr = (char *)&template;
size = sizeof(struct ieee80211_header);
skb = ieee80211_probereq_get(wl->hw, wl->vif, ssid, ssid_len,
ie, ie_len);
if (!skb) {
ret = -ENOMEM;
goto out;
}
memset(template.header.da, 0xff, ETH_ALEN);
memset(template.header.bssid, 0xff, ETH_ALEN);
memcpy(template.header.sa, wl->mac_addr, ETH_ALEN);
template.header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_PROBE_REQ);
/* IEs */
/* SSID */
template.ssid.header.id = WLAN_EID_SSID;
template.ssid.header.len = ssid_len;
if (ssid_len && ssid)
memcpy(template.ssid.ssid, ssid, ssid_len);
size += sizeof(struct wl12xx_ie_header) + ssid_len;
ptr += size;
/* Basic Rates */
rates = (struct wl12xx_ie_rates *)ptr;
rates->header.id = WLAN_EID_SUPP_RATES;
rates->header.len = wl1271_build_basic_rates(rates->rates, band);
size += sizeof(struct wl12xx_ie_header) + rates->header.len;
ptr += sizeof(struct wl12xx_ie_header) + rates->header.len;
/* Extended rates */
rates = (struct wl12xx_ie_rates *)ptr;
rates->header.id = WLAN_EID_EXT_SUPP_RATES;
rates->header.len = wl1271_build_extended_rates(rates->rates, band);
size += sizeof(struct wl12xx_ie_header) + rates->header.len;
wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", &template, size);
wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len);
if (band == IEEE80211_BAND_2GHZ)
ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4,
&template, size);
skb->data, skb->len);
else
ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
&template, size);
skb->data, skb->len);
out:
dev_kfree_skb(skb);
return ret;
}