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path: root/drivers/net/wireless/wl12xx/init.c
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Diffstat (limited to 'drivers/net/wireless/wl12xx/init.c')
-rw-r--r--drivers/net/wireless/wl12xx/init.c400
1 files changed, 329 insertions, 71 deletions
diff --git a/drivers/net/wireless/wl12xx/init.c b/drivers/net/wireless/wl12xx/init.c
index 785a5304bfc4..6072fe457135 100644
--- a/drivers/net/wireless/wl12xx/init.c
+++ b/drivers/net/wireless/wl12xx/init.c
@@ -30,27 +30,9 @@
#include "acx.h"
#include "cmd.h"
#include "reg.h"
+#include "tx.h"
-static int wl1271_init_hwenc_config(struct wl1271 *wl)
-{
- int ret;
-
- ret = wl1271_acx_feature_cfg(wl);
- if (ret < 0) {
- wl1271_warning("couldn't set feature config");
- return ret;
- }
-
- ret = wl1271_cmd_set_default_wep_key(wl, wl->default_key);
- if (ret < 0) {
- wl1271_warning("couldn't set default key");
- return ret;
- }
-
- return 0;
-}
-
-int wl1271_init_templates_config(struct wl1271 *wl)
+int wl1271_sta_init_templates_config(struct wl1271 *wl)
{
int ret, i;
@@ -118,6 +100,132 @@ int wl1271_init_templates_config(struct wl1271 *wl)
return 0;
}
+static int wl1271_ap_init_deauth_template(struct wl1271 *wl)
+{
+ struct wl12xx_disconn_template *tmpl;
+ int ret;
+
+ tmpl = kzalloc(sizeof(*tmpl), GFP_KERNEL);
+ if (!tmpl) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ tmpl->header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT |
+ IEEE80211_STYPE_DEAUTH);
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_DEAUTH_AP,
+ tmpl, sizeof(*tmpl), 0,
+ wl1271_tx_min_rate_get(wl));
+
+out:
+ kfree(tmpl);
+ return ret;
+}
+
+static int wl1271_ap_init_null_template(struct wl1271 *wl)
+{
+ struct ieee80211_hdr_3addr *nullfunc;
+ int ret;
+
+ nullfunc = kzalloc(sizeof(*nullfunc), GFP_KERNEL);
+ if (!nullfunc) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
+ IEEE80211_STYPE_NULLFUNC |
+ IEEE80211_FCTL_FROMDS);
+
+ /* nullfunc->addr1 is filled by FW */
+
+ memcpy(nullfunc->addr2, wl->mac_addr, ETH_ALEN);
+ memcpy(nullfunc->addr3, wl->mac_addr, ETH_ALEN);
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, nullfunc,
+ sizeof(*nullfunc), 0,
+ wl1271_tx_min_rate_get(wl));
+
+out:
+ kfree(nullfunc);
+ return ret;
+}
+
+static int wl1271_ap_init_qos_null_template(struct wl1271 *wl)
+{
+ struct ieee80211_qos_hdr *qosnull;
+ int ret;
+
+ qosnull = kzalloc(sizeof(*qosnull), GFP_KERNEL);
+ if (!qosnull) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ qosnull->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
+ IEEE80211_STYPE_QOS_NULLFUNC |
+ IEEE80211_FCTL_FROMDS);
+
+ /* qosnull->addr1 is filled by FW */
+
+ memcpy(qosnull->addr2, wl->mac_addr, ETH_ALEN);
+ memcpy(qosnull->addr3, wl->mac_addr, ETH_ALEN);
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, qosnull,
+ sizeof(*qosnull), 0,
+ wl1271_tx_min_rate_get(wl));
+
+out:
+ kfree(qosnull);
+ return ret;
+}
+
+static int wl1271_ap_init_templates_config(struct wl1271 *wl)
+{
+ int ret;
+
+ /*
+ * Put very large empty placeholders for all templates. These
+ * reserve memory for later.
+ */
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_AP_PROBE_RESPONSE, NULL,
+ sizeof
+ (struct wl12xx_probe_resp_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_AP_BEACON, NULL,
+ sizeof
+ (struct wl12xx_beacon_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_DEAUTH_AP, NULL,
+ sizeof
+ (struct wl12xx_disconn_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, NULL,
+ sizeof(struct wl12xx_null_data_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, NULL,
+ sizeof
+ (struct wl12xx_qos_null_data_template),
+ 0, WL1271_RATE_AUTOMATIC);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter)
{
int ret;
@@ -145,10 +253,6 @@ int wl1271_init_phy_config(struct wl1271 *wl)
if (ret < 0)
return ret;
- ret = wl1271_acx_group_address_tbl(wl, true, NULL, 0);
- if (ret < 0)
- return ret;
-
ret = wl1271_acx_service_period_timeout(wl);
if (ret < 0)
return ret;
@@ -213,11 +317,199 @@ static int wl1271_init_beacon_broadcast(struct wl1271 *wl)
return 0;
}
+static int wl1271_sta_hw_init(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_cmd_ext_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ /* PS config */
+ ret = wl1271_acx_config_ps(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_sta_init_templates_config(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_group_address_tbl(wl, true, NULL, 0);
+ if (ret < 0)
+ return ret;
+
+ /* Initialize connection monitoring thresholds */
+ ret = wl1271_acx_conn_monit_params(wl, false);
+ if (ret < 0)
+ return ret;
+
+ /* Beacon filtering */
+ ret = wl1271_init_beacon_filter(wl);
+ if (ret < 0)
+ return ret;
+
+ /* Bluetooth WLAN coexistence */
+ ret = wl1271_init_pta(wl);
+ if (ret < 0)
+ return ret;
+
+ /* Beacons and broadcast settings */
+ ret = wl1271_init_beacon_broadcast(wl);
+ if (ret < 0)
+ return ret;
+
+ /* Configure for ELP power saving */
+ ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
+ if (ret < 0)
+ return ret;
+
+ /* Configure rssi/snr averaging weights */
+ ret = wl1271_acx_rssi_snr_avg_weights(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_sta_rate_policies(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_sta_mem_cfg(wl);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int wl1271_sta_hw_init_post_mem(struct wl1271 *wl)
+{
+ int ret, i;
+
+ ret = wl1271_cmd_set_sta_default_wep_key(wl, wl->default_key);
+ if (ret < 0) {
+ wl1271_warning("couldn't set default key");
+ return ret;
+ }
+
+ /* disable all keep-alive templates */
+ for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
+ ret = wl1271_acx_keep_alive_config(wl, i,
+ ACX_KEEP_ALIVE_TPL_INVALID);
+ if (ret < 0)
+ return ret;
+ }
+
+ /* disable the keep-alive feature */
+ ret = wl1271_acx_keep_alive_mode(wl, false);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int wl1271_ap_hw_init(struct wl1271 *wl)
+{
+ int ret, i;
+
+ ret = wl1271_ap_init_templates_config(wl);
+ if (ret < 0)
+ return ret;
+
+ /* Configure for power always on */
+ ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM);
+ if (ret < 0)
+ return ret;
+
+ /* Configure initial TX rate classes */
+ for (i = 0; i < wl->conf.tx.ac_conf_count; i++) {
+ ret = wl1271_acx_ap_rate_policy(wl,
+ &wl->conf.tx.ap_rc_conf[i], i);
+ if (ret < 0)
+ return ret;
+ }
+
+ ret = wl1271_acx_ap_rate_policy(wl,
+ &wl->conf.tx.ap_mgmt_conf,
+ ACX_TX_AP_MODE_MGMT_RATE);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_ap_rate_policy(wl,
+ &wl->conf.tx.ap_bcst_conf,
+ ACX_TX_AP_MODE_BCST_RATE);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_max_tx_retry(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_acx_ap_mem_cfg(wl);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl)
+{
+ int ret;
+
+ ret = wl1271_ap_init_deauth_template(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_ap_init_null_template(wl);
+ if (ret < 0)
+ return ret;
+
+ ret = wl1271_ap_init_qos_null_template(wl);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static void wl1271_check_ba_support(struct wl1271 *wl)
+{
+ /* validate FW cose ver x.x.x.50-60.x */
+ if ((wl->chip.fw_ver[3] >= WL12XX_BA_SUPPORT_FW_COST_VER2_START) &&
+ (wl->chip.fw_ver[3] < WL12XX_BA_SUPPORT_FW_COST_VER2_END)) {
+ wl->ba_support = true;
+ return;
+ }
+
+ wl->ba_support = false;
+}
+
+static int wl1271_set_ba_policies(struct wl1271 *wl)
+{
+ u8 tid_index;
+ int ret = 0;
+
+ /* Reset the BA RX indicators */
+ wl->ba_rx_bitmap = 0;
+
+ /* validate that FW support BA */
+ wl1271_check_ba_support(wl);
+
+ if (wl->ba_support)
+ /* 802.11n initiator BA session setting */
+ for (tid_index = 0; tid_index < CONF_TX_MAX_TID_COUNT;
+ ++tid_index) {
+ ret = wl1271_acx_set_ba_session(wl, WLAN_BACK_INITIATOR,
+ tid_index, true);
+ if (ret < 0)
+ break;
+ }
+
+ return ret;
+}
+
int wl1271_hw_init(struct wl1271 *wl)
{
struct conf_tx_ac_category *conf_ac;
struct conf_tx_tid *conf_tid;
int ret, i;
+ bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS);
ret = wl1271_cmd_general_parms(wl);
if (ret < 0)
@@ -227,12 +519,12 @@ int wl1271_hw_init(struct wl1271 *wl)
if (ret < 0)
return ret;
- ret = wl1271_cmd_ext_radio_parms(wl);
- if (ret < 0)
- return ret;
+ /* Mode specific init */
+ if (is_ap)
+ ret = wl1271_ap_hw_init(wl);
+ else
+ ret = wl1271_sta_hw_init(wl);
- /* Template settings */
- ret = wl1271_init_templates_config(wl);
if (ret < 0)
return ret;
@@ -259,16 +551,6 @@ int wl1271_hw_init(struct wl1271 *wl)
if (ret < 0)
goto out_free_memmap;
- /* Initialize connection monitoring thresholds */
- ret = wl1271_acx_conn_monit_params(wl, false);
- if (ret < 0)
- goto out_free_memmap;
-
- /* Beacon filtering */
- ret = wl1271_init_beacon_filter(wl);
- if (ret < 0)
- goto out_free_memmap;
-
/* Configure TX patch complete interrupt behavior */
ret = wl1271_acx_tx_config_options(wl);
if (ret < 0)
@@ -279,21 +561,11 @@ int wl1271_hw_init(struct wl1271 *wl)
if (ret < 0)
goto out_free_memmap;
- /* Bluetooth WLAN coexistence */
- ret = wl1271_init_pta(wl);
- if (ret < 0)
- goto out_free_memmap;
-
/* Energy detection */
ret = wl1271_init_energy_detection(wl);
if (ret < 0)
goto out_free_memmap;
- /* Beacons and boradcast settings */
- ret = wl1271_init_beacon_broadcast(wl);
- if (ret < 0)
- goto out_free_memmap;
-
/* Default fragmentation threshold */
ret = wl1271_acx_frag_threshold(wl, wl->conf.tx.frag_threshold);
if (ret < 0)
@@ -321,23 +593,13 @@ int wl1271_hw_init(struct wl1271 *wl)
goto out_free_memmap;
}
- /* Configure TX rate classes */
- ret = wl1271_acx_rate_policies(wl);
- if (ret < 0)
- goto out_free_memmap;
-
/* Enable data path */
ret = wl1271_cmd_data_path(wl, 1);
if (ret < 0)
goto out_free_memmap;
- /* Configure for ELP power saving */
- ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
- if (ret < 0)
- goto out_free_memmap;
-
/* Configure HW encryption */
- ret = wl1271_init_hwenc_config(wl);
+ ret = wl1271_acx_feature_cfg(wl);
if (ret < 0)
goto out_free_memmap;
@@ -346,21 +608,17 @@ int wl1271_hw_init(struct wl1271 *wl)
if (ret < 0)
goto out_free_memmap;
- /* disable all keep-alive templates */
- for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
- ret = wl1271_acx_keep_alive_config(wl, i,
- ACX_KEEP_ALIVE_TPL_INVALID);
- if (ret < 0)
- goto out_free_memmap;
- }
+ /* Mode specific init - post mem init */
+ if (is_ap)
+ ret = wl1271_ap_hw_init_post_mem(wl);
+ else
+ ret = wl1271_sta_hw_init_post_mem(wl);
- /* disable the keep-alive feature */
- ret = wl1271_acx_keep_alive_mode(wl, false);
if (ret < 0)
goto out_free_memmap;
- /* Configure rssi/snr averaging weights */
- ret = wl1271_acx_rssi_snr_avg_weights(wl);
+ /* Configure initiator BA sessions policies */
+ ret = wl1271_set_ba_policies(wl);
if (ret < 0)
goto out_free_memmap;