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path: root/drivers/net/wireless/ti/wl1251
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Diffstat (limited to 'drivers/net/wireless/ti/wl1251')
-rw-r--r--drivers/net/wireless/ti/wl1251/Kconfig2
-rw-r--r--drivers/net/wireless/ti/wl1251/acx.c259
-rw-r--r--drivers/net/wireless/ti/wl1251/acx.h26
-rw-r--r--drivers/net/wireless/ti/wl1251/boot.c3
-rw-r--r--drivers/net/wireless/ti/wl1251/cmd.c59
-rw-r--r--drivers/net/wireless/ti/wl1251/cmd.h8
-rw-r--r--drivers/net/wireless/ti/wl1251/event.c47
-rw-r--r--drivers/net/wireless/ti/wl1251/event.h7
-rw-r--r--drivers/net/wireless/ti/wl1251/init.c13
-rw-r--r--drivers/net/wireless/ti/wl1251/main.c195
-rw-r--r--drivers/net/wireless/ti/wl1251/rx.c4
-rw-r--r--drivers/net/wireless/ti/wl1251/sdio.c31
-rw-r--r--drivers/net/wireless/ti/wl1251/spi.c115
-rw-r--r--drivers/net/wireless/ti/wl1251/tx.c35
-rw-r--r--drivers/net/wireless/ti/wl1251/wl1251.h14
15 files changed, 552 insertions, 266 deletions
diff --git a/drivers/net/wireless/ti/wl1251/Kconfig b/drivers/net/wireless/ti/wl1251/Kconfig
index 8fec4ed36ac..477a206c098 100644
--- a/drivers/net/wireless/ti/wl1251/Kconfig
+++ b/drivers/net/wireless/ti/wl1251/Kconfig
@@ -1,6 +1,6 @@
menuconfig WL1251
tristate "TI wl1251 driver support"
- depends on MAC80211 && GENERIC_HARDIRQS
+ depends on MAC80211
select FW_LOADER
select CRC7
---help---
diff --git a/drivers/net/wireless/ti/wl1251/acx.c b/drivers/net/wireless/ti/wl1251/acx.c
index db6430c1a08..5695628757e 100644
--- a/drivers/net/wireless/ti/wl1251/acx.c
+++ b/drivers/net/wireless/ti/wl1251/acx.c
@@ -2,7 +2,6 @@
#include <linux/module.h>
#include <linux/slab.h>
-#include <linux/crc7.h>
#include "wl1251.h"
#include "reg.h"
@@ -18,10 +17,8 @@ int wl1251_acx_frame_rates(struct wl1251 *wl, u8 ctrl_rate, u8 ctrl_mod,
wl1251_debug(DEBUG_ACX, "acx frame rates");
rates = kzalloc(sizeof(*rates), GFP_KERNEL);
- if (!rates) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!rates)
+ return -ENOMEM;
rates->tx_ctrl_frame_rate = ctrl_rate;
rates->tx_ctrl_frame_mod = ctrl_mod;
@@ -49,10 +46,8 @@ int wl1251_acx_station_id(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx dot11_station_id");
mac = kzalloc(sizeof(*mac), GFP_KERNEL);
- if (!mac) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!mac)
+ return -ENOMEM;
for (i = 0; i < ETH_ALEN; i++)
mac->mac[i] = wl->mac_addr[ETH_ALEN - 1 - i];
@@ -74,10 +69,8 @@ int wl1251_acx_default_key(struct wl1251 *wl, u8 key_id)
wl1251_debug(DEBUG_ACX, "acx dot11_default_key (%d)", key_id);
default_key = kzalloc(sizeof(*default_key), GFP_KERNEL);
- if (!default_key) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!default_key)
+ return -ENOMEM;
default_key->id = key_id;
@@ -104,10 +97,8 @@ int wl1251_acx_wake_up_conditions(struct wl1251 *wl, u8 wake_up_event,
wl1251_debug(DEBUG_ACX, "acx wake up conditions");
wake_up = kzalloc(sizeof(*wake_up), GFP_KERNEL);
- if (!wake_up) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!wake_up)
+ return -ENOMEM;
wake_up->wake_up_event = wake_up_event;
wake_up->listen_interval = listen_interval;
@@ -132,16 +123,13 @@ int wl1251_acx_sleep_auth(struct wl1251 *wl, u8 sleep_auth)
wl1251_debug(DEBUG_ACX, "acx sleep auth");
auth = kzalloc(sizeof(*auth), GFP_KERNEL);
- if (!auth) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!auth)
+ return -ENOMEM;
auth->sleep_auth = sleep_auth;
ret = wl1251_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth));
-out:
kfree(auth);
return ret;
}
@@ -154,10 +142,8 @@ int wl1251_acx_fw_version(struct wl1251 *wl, char *buf, size_t len)
wl1251_debug(DEBUG_ACX, "acx fw rev");
rev = kzalloc(sizeof(*rev), GFP_KERNEL);
- if (!rev) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!rev)
+ return -ENOMEM;
ret = wl1251_cmd_interrogate(wl, ACX_FW_REV, rev, sizeof(*rev));
if (ret < 0) {
@@ -191,10 +177,8 @@ int wl1251_acx_tx_power(struct wl1251 *wl, int power)
return -EINVAL;
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->current_tx_power = power * 10;
@@ -209,7 +193,7 @@ out:
return ret;
}
-int wl1251_acx_feature_cfg(struct wl1251 *wl)
+int wl1251_acx_feature_cfg(struct wl1251 *wl, u32 data_flow_options)
{
struct acx_feature_config *feature;
int ret;
@@ -217,13 +201,11 @@ int wl1251_acx_feature_cfg(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx feature cfg");
feature = kzalloc(sizeof(*feature), GFP_KERNEL);
- if (!feature) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!feature)
+ return -ENOMEM;
- /* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */
- feature->data_flow_options = 0;
+ /* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE can be set */
+ feature->data_flow_options = data_flow_options;
feature->options = 0;
ret = wl1251_cmd_configure(wl, ACX_FEATURE_CFG,
@@ -261,10 +243,8 @@ int wl1251_acx_data_path_params(struct wl1251 *wl,
wl1251_debug(DEBUG_ACX, "acx data path params");
params = kzalloc(sizeof(*params), GFP_KERNEL);
- if (!params) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!params)
+ return -ENOMEM;
params->rx_packet_ring_chunk_size = DP_RX_PACKET_RING_CHUNK_SIZE;
params->tx_packet_ring_chunk_size = DP_TX_PACKET_RING_CHUNK_SIZE;
@@ -309,10 +289,8 @@ int wl1251_acx_rx_msdu_life_time(struct wl1251 *wl, u32 life_time)
wl1251_debug(DEBUG_ACX, "acx rx msdu life time");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->lifetime = life_time;
ret = wl1251_cmd_configure(wl, DOT11_RX_MSDU_LIFE_TIME,
@@ -335,10 +313,8 @@ int wl1251_acx_rx_config(struct wl1251 *wl, u32 config, u32 filter)
wl1251_debug(DEBUG_ACX, "acx rx config");
rx_config = kzalloc(sizeof(*rx_config), GFP_KERNEL);
- if (!rx_config) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!rx_config)
+ return -ENOMEM;
rx_config->config_options = config;
rx_config->filter_options = filter;
@@ -363,10 +339,8 @@ int wl1251_acx_pd_threshold(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx data pd threshold");
pd = kzalloc(sizeof(*pd), GFP_KERNEL);
- if (!pd) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!pd)
+ return -ENOMEM;
/* FIXME: threshold value not set */
@@ -389,10 +363,8 @@ int wl1251_acx_slot(struct wl1251 *wl, enum acx_slot_type slot_time)
wl1251_debug(DEBUG_ACX, "acx slot");
slot = kzalloc(sizeof(*slot), GFP_KERNEL);
- if (!slot) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!slot)
+ return -ENOMEM;
slot->wone_index = STATION_WONE_INDEX;
slot->slot_time = slot_time;
@@ -408,7 +380,8 @@ out:
return ret;
}
-int wl1251_acx_group_address_tbl(struct wl1251 *wl)
+int wl1251_acx_group_address_tbl(struct wl1251 *wl, bool enable,
+ void *mc_list, u32 mc_list_len)
{
struct acx_dot11_grp_addr_tbl *acx;
int ret;
@@ -416,15 +389,13 @@ int wl1251_acx_group_address_tbl(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx group address tbl");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
/* MAC filtering */
- acx->enabled = 0;
- acx->num_groups = 0;
- memset(acx->mac_table, 0, ADDRESS_GROUP_MAX_LEN);
+ acx->enabled = enable;
+ acx->num_groups = mc_list_len;
+ memcpy(acx->mac_table, mc_list, mc_list_len * ETH_ALEN);
ret = wl1251_cmd_configure(wl, DOT11_GROUP_ADDRESS_TBL,
acx, sizeof(*acx));
@@ -444,10 +415,8 @@ int wl1251_acx_service_period_timeout(struct wl1251 *wl)
int ret;
rx_timeout = kzalloc(sizeof(*rx_timeout), GFP_KERNEL);
- if (!rx_timeout) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!rx_timeout)
+ return -ENOMEM;
wl1251_debug(DEBUG_ACX, "acx service period timeout");
@@ -475,10 +444,8 @@ int wl1251_acx_rts_threshold(struct wl1251 *wl, u16 rts_threshold)
wl1251_debug(DEBUG_ACX, "acx rts threshold");
rts = kzalloc(sizeof(*rts), GFP_KERNEL);
- if (!rts) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!rts)
+ return -ENOMEM;
rts->threshold = rts_threshold;
@@ -501,10 +468,8 @@ int wl1251_acx_beacon_filter_opt(struct wl1251 *wl, bool enable_filter)
wl1251_debug(DEBUG_ACX, "acx beacon filter opt");
beacon_filter = kzalloc(sizeof(*beacon_filter), GFP_KERNEL);
- if (!beacon_filter) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!beacon_filter)
+ return -ENOMEM;
beacon_filter->enable = enable_filter;
beacon_filter->max_num_beacons = 0;
@@ -530,10 +495,8 @@ int wl1251_acx_beacon_filter_table(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx beacon filter table");
ie_table = kzalloc(sizeof(*ie_table), GFP_KERNEL);
- if (!ie_table) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!ie_table)
+ return -ENOMEM;
/* configure default beacon pass-through rules */
ie_table->num_ie = 1;
@@ -560,10 +523,8 @@ int wl1251_acx_conn_monit_params(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx connection monitor parameters");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->synch_fail_thold = SYNCH_FAIL_DEFAULT_THRESHOLD;
acx->bss_lose_timeout = NO_BEACON_DEFAULT_TIMEOUT;
@@ -589,10 +550,8 @@ int wl1251_acx_sg_enable(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx sg enable");
pta = kzalloc(sizeof(*pta), GFP_KERNEL);
- if (!pta) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!pta)
+ return -ENOMEM;
pta->enable = SG_ENABLE;
@@ -615,10 +574,8 @@ int wl1251_acx_sg_cfg(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx sg cfg");
param = kzalloc(sizeof(*param), GFP_KERNEL);
- if (!param) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!param)
+ return -ENOMEM;
/* BT-WLAN coext parameters */
param->min_rate = RATE_INDEX_24MBPS;
@@ -669,10 +626,8 @@ int wl1251_acx_cca_threshold(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx cca threshold");
detection = kzalloc(sizeof(*detection), GFP_KERNEL);
- if (!detection) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!detection)
+ return -ENOMEM;
detection->rx_cca_threshold = CCA_THRSH_DISABLE_ENERGY_D;
detection->tx_energy_detection = 0;
@@ -682,7 +637,6 @@ int wl1251_acx_cca_threshold(struct wl1251 *wl)
if (ret < 0)
wl1251_warning("failed to set cca threshold: %d", ret);
-out:
kfree(detection);
return ret;
}
@@ -695,10 +649,8 @@ int wl1251_acx_bcn_dtim_options(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx bcn dtim options");
bb = kzalloc(sizeof(*bb), GFP_KERNEL);
- if (!bb) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!bb)
+ return -ENOMEM;
bb->beacon_rx_timeout = BCN_RX_TIMEOUT_DEF_VALUE;
bb->broadcast_timeout = BROADCAST_RX_TIMEOUT_DEF_VALUE;
@@ -724,10 +676,8 @@ int wl1251_acx_aid(struct wl1251 *wl, u16 aid)
wl1251_debug(DEBUG_ACX, "acx aid");
acx_aid = kzalloc(sizeof(*acx_aid), GFP_KERNEL);
- if (!acx_aid) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx_aid)
+ return -ENOMEM;
acx_aid->aid = aid;
@@ -750,10 +700,8 @@ int wl1251_acx_event_mbox_mask(struct wl1251 *wl, u32 event_mask)
wl1251_debug(DEBUG_ACX, "acx event mbox mask");
mask = kzalloc(sizeof(*mask), GFP_KERNEL);
- if (!mask) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!mask)
+ return -ENOMEM;
/* high event mask is unused */
mask->high_event_mask = 0xffffffff;
@@ -805,10 +753,8 @@ int wl1251_acx_set_preamble(struct wl1251 *wl, enum acx_preamble_type preamble)
wl1251_debug(DEBUG_ACX, "acx_set_preamble");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->preamble = preamble;
@@ -832,10 +778,8 @@ int wl1251_acx_cts_protect(struct wl1251 *wl,
wl1251_debug(DEBUG_ACX, "acx_set_ctsprotect");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->ctsprotect = ctsprotect;
@@ -856,10 +800,8 @@ int wl1251_acx_tsf_info(struct wl1251 *wl, u64 *mactime)
int ret;
tsf_info = kzalloc(sizeof(*tsf_info), GFP_KERNEL);
- if (!tsf_info) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!tsf_info)
+ return -ENOMEM;
ret = wl1251_cmd_interrogate(wl, ACX_TSF_INFO,
tsf_info, sizeof(*tsf_info));
@@ -900,19 +842,22 @@ int wl1251_acx_rate_policies(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx rate policies");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
/* configure one default (one-size-fits-all) rate class */
- acx->rate_class_cnt = 1;
+ acx->rate_class_cnt = 2;
acx->rate_class[0].enabled_rates = ACX_RATE_MASK_UNSPECIFIED;
acx->rate_class[0].short_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].long_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].aflags = 0;
+ /* no-retry rate class */
+ acx->rate_class[1].enabled_rates = ACX_RATE_MASK_UNSPECIFIED;
+ acx->rate_class[1].short_retry_limit = 0;
+ acx->rate_class[1].long_retry_limit = 0;
+ acx->rate_class[1].aflags = 0;
+
ret = wl1251_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
if (ret < 0) {
wl1251_warning("Setting of rate policies failed: %d", ret);
@@ -932,10 +877,8 @@ int wl1251_acx_mem_cfg(struct wl1251 *wl)
wl1251_debug(DEBUG_ACX, "acx mem cfg");
mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
- if (!mem_conf) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!mem_conf)
+ return -ENOMEM;
/* memory config */
mem_conf->mem_config.num_stations = cpu_to_le16(DEFAULT_NUM_STATIONS);
@@ -979,10 +922,8 @@ int wl1251_acx_wr_tbtt_and_dtim(struct wl1251 *wl, u16 tbtt, u8 dtim)
wl1251_debug(DEBUG_ACX, "acx tbtt and dtim");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->tbtt = tbtt;
acx->dtim = dtim;
@@ -1008,10 +949,8 @@ int wl1251_acx_bet_enable(struct wl1251 *wl, enum wl1251_acx_bet_mode mode,
wl1251_debug(DEBUG_ACX, "acx bet enable");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->enable = mode;
acx->max_consecutive = max_consecutive;
@@ -1027,6 +966,32 @@ out:
return ret;
}
+int wl1251_acx_arp_ip_filter(struct wl1251 *wl, bool enable, __be32 address)
+{
+ struct wl1251_acx_arp_filter *acx;
+ int ret;
+
+ wl1251_debug(DEBUG_ACX, "acx arp ip filter, enable: %d", enable);
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx)
+ return -ENOMEM;
+
+ acx->version = ACX_IPV4_VERSION;
+ acx->enable = enable;
+
+ if (enable)
+ memcpy(acx->address, &address, ACX_IPV4_ADDR_SIZE);
+
+ ret = wl1251_cmd_configure(wl, ACX_ARP_IP_FILTER,
+ acx, sizeof(*acx));
+ if (ret < 0)
+ wl1251_warning("failed to set arp ip filter: %d", ret);
+
+ kfree(acx);
+ return ret;
+}
+
int wl1251_acx_ac_cfg(struct wl1251 *wl, u8 ac, u8 cw_min, u16 cw_max,
u8 aifs, u16 txop)
{
@@ -1037,11 +1002,8 @@ int wl1251_acx_ac_cfg(struct wl1251 *wl, u8 ac, u8 cw_min, u16 cw_max,
"aifs %d txop %d", ac, cw_min, cw_max, aifs, txop);
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->ac = ac;
acx->cw_min = cw_min;
@@ -1073,11 +1035,8 @@ int wl1251_acx_tid_cfg(struct wl1251 *wl, u8 queue,
ps_scheme, ack_policy);
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
-
- if (!acx) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!acx)
+ return -ENOMEM;
acx->queue = queue;
acx->type = type;
diff --git a/drivers/net/wireless/ti/wl1251/acx.h b/drivers/net/wireless/ti/wl1251/acx.h
index c2ba100f9b1..2bdec38699f 100644
--- a/drivers/net/wireless/ti/wl1251/acx.h
+++ b/drivers/net/wireless/ti/wl1251/acx.h
@@ -350,8 +350,8 @@ struct acx_slot {
} __packed;
-#define ADDRESS_GROUP_MAX (8)
-#define ADDRESS_GROUP_MAX_LEN (ETH_ALEN * ADDRESS_GROUP_MAX)
+#define ACX_MC_ADDRESS_GROUP_MAX (8)
+#define ACX_MC_ADDRESS_GROUP_MAX_LEN (ETH_ALEN * ACX_MC_ADDRESS_GROUP_MAX)
struct acx_dot11_grp_addr_tbl {
struct acx_header header;
@@ -359,7 +359,7 @@ struct acx_dot11_grp_addr_tbl {
u8 enabled;
u8 num_groups;
u8 pad[2];
- u8 mac_table[ADDRESS_GROUP_MAX_LEN];
+ u8 mac_table[ACX_MC_ADDRESS_GROUP_MAX_LEN];
} __packed;
@@ -1232,6 +1232,20 @@ struct wl1251_acx_bet_enable {
u8 padding[2];
} __packed;
+#define ACX_IPV4_VERSION 4
+#define ACX_IPV6_VERSION 6
+#define ACX_IPV4_ADDR_SIZE 4
+struct wl1251_acx_arp_filter {
+ struct acx_header header;
+ u8 version; /* The IP version: 4 - IPv4, 6 - IPv6.*/
+ u8 enable; /* 1 - ARP filtering is enabled, 0 - disabled */
+ u8 padding[2];
+ u8 address[16]; /* The IP address used to filter ARP packets.
+ ARP packets that do not match this address are
+ dropped. When the IP Version is 4, the last 12
+ bytes of the the address are ignored. */
+} __attribute__((packed));
+
struct wl1251_acx_ac_cfg {
struct acx_header header;
@@ -1440,7 +1454,7 @@ int wl1251_acx_wake_up_conditions(struct wl1251 *wl, u8 wake_up_event,
int wl1251_acx_sleep_auth(struct wl1251 *wl, u8 sleep_auth);
int wl1251_acx_fw_version(struct wl1251 *wl, char *buf, size_t len);
int wl1251_acx_tx_power(struct wl1251 *wl, int power);
-int wl1251_acx_feature_cfg(struct wl1251 *wl);
+int wl1251_acx_feature_cfg(struct wl1251 *wl, u32 data_flow_options);
int wl1251_acx_mem_map(struct wl1251 *wl,
struct acx_header *mem_map, size_t len);
int wl1251_acx_data_path_params(struct wl1251 *wl,
@@ -1449,7 +1463,8 @@ int wl1251_acx_rx_msdu_life_time(struct wl1251 *wl, u32 life_time);
int wl1251_acx_rx_config(struct wl1251 *wl, u32 config, u32 filter);
int wl1251_acx_pd_threshold(struct wl1251 *wl);
int wl1251_acx_slot(struct wl1251 *wl, enum acx_slot_type slot_time);
-int wl1251_acx_group_address_tbl(struct wl1251 *wl);
+int wl1251_acx_group_address_tbl(struct wl1251 *wl, bool enable,
+ void *mc_list, u32 mc_list_len);
int wl1251_acx_service_period_timeout(struct wl1251 *wl);
int wl1251_acx_rts_threshold(struct wl1251 *wl, u16 rts_threshold);
int wl1251_acx_beacon_filter_opt(struct wl1251 *wl, bool enable_filter);
@@ -1473,6 +1488,7 @@ int wl1251_acx_mem_cfg(struct wl1251 *wl);
int wl1251_acx_wr_tbtt_and_dtim(struct wl1251 *wl, u16 tbtt, u8 dtim);
int wl1251_acx_bet_enable(struct wl1251 *wl, enum wl1251_acx_bet_mode mode,
u8 max_consecutive);
+int wl1251_acx_arp_ip_filter(struct wl1251 *wl, bool enable, __be32 address);
int wl1251_acx_ac_cfg(struct wl1251 *wl, u8 ac, u8 cw_min, u16 cw_max,
u8 aifs, u16 txop);
int wl1251_acx_tid_cfg(struct wl1251 *wl, u8 queue,
diff --git a/drivers/net/wireless/ti/wl1251/boot.c b/drivers/net/wireless/ti/wl1251/boot.c
index a2e5241382d..2000cd53607 100644
--- a/drivers/net/wireless/ti/wl1251/boot.c
+++ b/drivers/net/wireless/ti/wl1251/boot.c
@@ -299,7 +299,8 @@ int wl1251_boot_run_firmware(struct wl1251 *wl)
ROAMING_TRIGGER_LOW_RSSI_EVENT_ID |
ROAMING_TRIGGER_REGAINED_RSSI_EVENT_ID |
REGAINED_BSS_EVENT_ID | BT_PTA_SENSE_EVENT_ID |
- BT_PTA_PREDICTION_EVENT_ID | JOIN_EVENT_COMPLETE_ID;
+ BT_PTA_PREDICTION_EVENT_ID | JOIN_EVENT_COMPLETE_ID |
+ PS_REPORT_EVENT_ID;
ret = wl1251_event_unmask(wl);
if (ret < 0) {
diff --git a/drivers/net/wireless/ti/wl1251/cmd.c b/drivers/net/wireless/ti/wl1251/cmd.c
index 6822b845efc..ede31f048ef 100644
--- a/drivers/net/wireless/ti/wl1251/cmd.c
+++ b/drivers/net/wireless/ti/wl1251/cmd.c
@@ -2,7 +2,7 @@
#include <linux/module.h>
#include <linux/slab.h>
-#include <linux/crc7.h>
+#include <linux/etherdevice.h>
#include "wl1251.h"
#include "reg.h"
@@ -203,11 +203,11 @@ out:
return ret;
}
-int wl1251_cmd_data_path(struct wl1251 *wl, u8 channel, bool enable)
+int wl1251_cmd_data_path_rx(struct wl1251 *wl, u8 channel, bool enable)
{
struct cmd_enabledisable_path *cmd;
int ret;
- u16 cmd_rx, cmd_tx;
+ u16 cmd_rx;
wl1251_debug(DEBUG_CMD, "cmd data path");
@@ -219,13 +219,10 @@ int wl1251_cmd_data_path(struct wl1251 *wl, u8 channel, bool enable)
cmd->channel = channel;
- if (enable) {
+ if (enable)
cmd_rx = CMD_ENABLE_RX;
- cmd_tx = CMD_ENABLE_TX;
- } else {
+ else
cmd_rx = CMD_DISABLE_RX;
- cmd_tx = CMD_DISABLE_TX;
- }
ret = wl1251_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd));
if (ret < 0) {
@@ -237,17 +234,38 @@ int wl1251_cmd_data_path(struct wl1251 *wl, u8 channel, bool enable)
wl1251_debug(DEBUG_BOOT, "rx %s cmd channel %d",
enable ? "start" : "stop", channel);
+out:
+ kfree(cmd);
+ return ret;
+}
+
+int wl1251_cmd_data_path_tx(struct wl1251 *wl, u8 channel, bool enable)
+{
+ struct cmd_enabledisable_path *cmd;
+ int ret;
+ u16 cmd_tx;
+
+ wl1251_debug(DEBUG_CMD, "cmd data path");
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ cmd->channel = channel;
+
+ if (enable)
+ cmd_tx = CMD_ENABLE_TX;
+ else
+ cmd_tx = CMD_DISABLE_TX;
+
ret = wl1251_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd));
- if (ret < 0) {
+ if (ret < 0)
wl1251_error("tx %s cmd for channel %d failed",
enable ? "start" : "stop", channel);
- goto out;
- }
-
- wl1251_debug(DEBUG_BOOT, "tx %s cmd channel %d",
- enable ? "start" : "stop", channel);
+ else
+ wl1251_debug(DEBUG_BOOT, "tx %s cmd channel %d",
+ enable ? "start" : "stop", channel);
-out:
kfree(cmd);
return ret;
}
@@ -410,7 +428,9 @@ int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
struct wl1251_cmd_scan *cmd;
int i, ret = 0;
- wl1251_debug(DEBUG_CMD, "cmd scan");
+ wl1251_debug(DEBUG_CMD, "cmd scan channels %d", n_channels);
+
+ WARN_ON(n_channels > SCAN_MAX_NUM_OF_CHANNELS);
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (!cmd)
@@ -421,6 +441,13 @@ int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
CFG_RX_MGMT_EN |
CFG_RX_BCN_EN);
cmd->params.scan_options = 0;
+ /*
+ * Use high priority scan when not associated to prevent fw issue
+ * causing never-ending scans (sometimes 20+ minutes).
+ * Note: This bug may be caused by the fw's DTIM handling.
+ */
+ if (is_zero_ether_addr(wl->bssid))
+ cmd->params.scan_options |= cpu_to_le16(WL1251_SCAN_OPT_PRIORITY_HIGH);
cmd->params.num_channels = n_channels;
cmd->params.num_probe_requests = n_probes;
cmd->params.tx_rate = cpu_to_le16(1 << 1); /* 2 Mbps */
diff --git a/drivers/net/wireless/ti/wl1251/cmd.h b/drivers/net/wireless/ti/wl1251/cmd.h
index ee4f2b39182..d824ff97831 100644
--- a/drivers/net/wireless/ti/wl1251/cmd.h
+++ b/drivers/net/wireless/ti/wl1251/cmd.h
@@ -35,7 +35,8 @@ int wl1251_cmd_interrogate(struct wl1251 *wl, u16 id, void *buf, size_t len);
int wl1251_cmd_configure(struct wl1251 *wl, u16 id, void *buf, size_t len);
int wl1251_cmd_vbm(struct wl1251 *wl, u8 identity,
void *bitmap, u16 bitmap_len, u8 bitmap_control);
-int wl1251_cmd_data_path(struct wl1251 *wl, u8 channel, bool enable);
+int wl1251_cmd_data_path_rx(struct wl1251 *wl, u8 channel, bool enable);
+int wl1251_cmd_data_path_tx(struct wl1251 *wl, u8 channel, bool enable);
int wl1251_cmd_join(struct wl1251 *wl, u8 bss_type, u8 channel,
u16 beacon_interval, u8 dtim_interval);
int wl1251_cmd_ps_mode(struct wl1251 *wl, u8 ps_mode);
@@ -167,6 +168,11 @@ struct cmd_read_write_memory {
#define CMDMBOX_HEADER_LEN 4
#define CMDMBOX_INFO_ELEM_HEADER_LEN 4
+#define WL1251_SCAN_OPT_PASSIVE 1
+#define WL1251_SCAN_OPT_5GHZ_BAND 2
+#define WL1251_SCAN_OPT_TRIGGERD_SCAN 4
+#define WL1251_SCAN_OPT_PRIORITY_HIGH 8
+
#define WL1251_SCAN_MIN_DURATION 30000
#define WL1251_SCAN_MAX_DURATION 60000
diff --git a/drivers/net/wireless/ti/wl1251/event.c b/drivers/net/wireless/ti/wl1251/event.c
index 74ae8e1c2e3..c98630394a1 100644
--- a/drivers/net/wireless/ti/wl1251/event.c
+++ b/drivers/net/wireless/ti/wl1251/event.c
@@ -46,6 +46,43 @@ static int wl1251_event_scan_complete(struct wl1251 *wl,
return ret;
}
+#define WL1251_PSM_ENTRY_RETRIES 3
+static int wl1251_event_ps_report(struct wl1251 *wl,
+ struct event_mailbox *mbox)
+{
+ int ret = 0;
+
+ wl1251_debug(DEBUG_EVENT, "ps status: %x", mbox->ps_status);
+
+ switch (mbox->ps_status) {
+ case EVENT_ENTER_POWER_SAVE_FAIL:
+ wl1251_debug(DEBUG_PSM, "PSM entry failed");
+
+ if (wl->station_mode != STATION_POWER_SAVE_MODE) {
+ /* remain in active mode */
+ wl->psm_entry_retry = 0;
+ break;
+ }
+
+ if (wl->psm_entry_retry < WL1251_PSM_ENTRY_RETRIES) {
+ wl->psm_entry_retry++;
+ ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
+ } else {
+ wl1251_error("Power save entry failed, giving up");
+ wl->psm_entry_retry = 0;
+ }
+ break;
+ case EVENT_ENTER_POWER_SAVE_SUCCESS:
+ case EVENT_EXIT_POWER_SAVE_FAIL:
+ case EVENT_EXIT_POWER_SAVE_SUCCESS:
+ default:
+ wl->psm_entry_retry = 0;
+ break;
+ }
+
+ return 0;
+}
+
static void wl1251_event_mbox_dump(struct event_mailbox *mbox)
{
wl1251_debug(DEBUG_EVENT, "MBOX DUMP:");
@@ -80,11 +117,19 @@ static int wl1251_event_process(struct wl1251 *wl, struct event_mailbox *mbox)
}
}
+ if (vector & PS_REPORT_EVENT_ID) {
+ wl1251_debug(DEBUG_EVENT, "PS_REPORT_EVENT");
+ ret = wl1251_event_ps_report(wl, mbox);
+ if (ret < 0)
+ return ret;
+ }
+
if (vector & SYNCHRONIZATION_TIMEOUT_EVENT_ID) {
wl1251_debug(DEBUG_EVENT, "SYNCHRONIZATION_TIMEOUT_EVENT");
/* indicate to the stack, that beacons have been lost */
- ieee80211_beacon_loss(wl->vif);
+ if (wl->vif && wl->vif->type == NL80211_IFTYPE_STATION)
+ ieee80211_beacon_loss(wl->vif);
}
if (vector & REGAINED_BSS_EVENT_ID) {
diff --git a/drivers/net/wireless/ti/wl1251/event.h b/drivers/net/wireless/ti/wl1251/event.h
index 30eb5d150bf..88570a5cd04 100644
--- a/drivers/net/wireless/ti/wl1251/event.h
+++ b/drivers/net/wireless/ti/wl1251/event.h
@@ -112,6 +112,13 @@ struct event_mailbox {
u8 padding[19];
} __packed;
+enum {
+ EVENT_ENTER_POWER_SAVE_FAIL = 0,
+ EVENT_ENTER_POWER_SAVE_SUCCESS,
+ EVENT_EXIT_POWER_SAVE_FAIL,
+ EVENT_EXIT_POWER_SAVE_SUCCESS,
+};
+
int wl1251_event_unmask(struct wl1251 *wl);
void wl1251_event_mbox_config(struct wl1251 *wl);
int wl1251_event_handle(struct wl1251 *wl, u8 mbox);
diff --git a/drivers/net/wireless/ti/wl1251/init.c b/drivers/net/wireless/ti/wl1251/init.c
index 89b43d35473..1d799bffaa9 100644
--- a/drivers/net/wireless/ti/wl1251/init.c
+++ b/drivers/net/wireless/ti/wl1251/init.c
@@ -33,7 +33,7 @@ int wl1251_hw_init_hwenc_config(struct wl1251 *wl)
{
int ret;
- ret = wl1251_acx_feature_cfg(wl);
+ ret = wl1251_acx_feature_cfg(wl, 0);
if (ret < 0) {
wl1251_warning("couldn't set feature config");
return ret;
@@ -127,7 +127,7 @@ int wl1251_hw_init_phy_config(struct wl1251 *wl)
if (ret < 0)
return ret;
- ret = wl1251_acx_group_address_tbl(wl);
+ ret = wl1251_acx_group_address_tbl(wl, true, NULL, 0);
if (ret < 0)
return ret;
@@ -394,8 +394,13 @@ int wl1251_hw_init(struct wl1251 *wl)
if (ret < 0)
goto out_free_data_path;
- /* Enable data path */
- ret = wl1251_cmd_data_path(wl, wl->channel, 1);
+ /* Enable rx data path */
+ ret = wl1251_cmd_data_path_rx(wl, wl->channel, 1);
+ if (ret < 0)
+ goto out_free_data_path;
+
+ /* Enable tx data path */
+ ret = wl1251_cmd_data_path_tx(wl, wl->channel, 1);
if (ret < 0)
goto out_free_data_path;
diff --git a/drivers/net/wireless/ti/wl1251/main.c b/drivers/net/wireless/ti/wl1251/main.c
index 3291ffa9527..4e782f18ae3 100644
--- a/drivers/net/wireless/ti/wl1251/main.c
+++ b/drivers/net/wireless/ti/wl1251/main.c
@@ -28,6 +28,7 @@
#include <linux/etherdevice.h>
#include <linux/vmalloc.h>
#include <linux/slab.h>
+#include <linux/netdevice.h>
#include "wl1251.h"
#include "wl12xx_80211.h"
@@ -479,10 +480,13 @@ static void wl1251_op_stop(struct ieee80211_hw *hw)
wl->next_tx_complete = 0;
wl->elp = false;
wl->station_mode = STATION_ACTIVE_MODE;
+ wl->psm_entry_retry = 0;
wl->tx_queue_stopped = false;
wl->power_level = WL1251_DEFAULT_POWER_LEVEL;
wl->rssi_thold = 0;
wl->channel = WL1251_DEFAULT_CHANNEL;
+ wl->monitor_present = false;
+ wl->joined = false;
wl1251_debugfs_reset(wl);
@@ -521,7 +525,7 @@ static int wl1251_op_add_interface(struct ieee80211_hw *hw,
goto out;
}
- if (memcmp(wl->mac_addr, vif->addr, ETH_ALEN)) {
+ if (!ether_addr_equal_unaligned(wl->mac_addr, vif->addr)) {
memcpy(wl->mac_addr, vif->addr, ETH_ALEN);
SET_IEEE80211_PERM_ADDR(wl->hw, wl->mac_addr);
ret = wl1251_acx_station_id(wl);
@@ -542,9 +546,38 @@ static void wl1251_op_remove_interface(struct ieee80211_hw *hw,
mutex_lock(&wl->mutex);
wl1251_debug(DEBUG_MAC80211, "mac80211 remove interface");
wl->vif = NULL;
+ memset(wl->bssid, 0, ETH_ALEN);
mutex_unlock(&wl->mutex);
}
+static int wl1251_build_null_data(struct wl1251 *wl)
+{
+ struct sk_buff *skb = NULL;
+ int size;
+ void *ptr;
+ int ret = -ENOMEM;
+
+ if (wl->bss_type == BSS_TYPE_IBSS) {
+ size = sizeof(struct wl12xx_null_data_template);
+ ptr = NULL;
+ } else {
+ skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
+ if (!skb)
+ goto out;
+ size = skb->len;
+ ptr = skb->data;
+ }
+
+ ret = wl1251_cmd_template_set(wl, CMD_NULL_DATA, ptr, size);
+
+out:
+ dev_kfree_skb(skb);
+ if (ret)
+ wl1251_warning("cmd buld null data failed: %d", ret);
+
+ return ret;
+}
+
static int wl1251_build_qos_null_data(struct wl1251 *wl)
{
struct ieee80211_qos_hdr template;
@@ -566,6 +599,11 @@ static int wl1251_build_qos_null_data(struct wl1251 *wl)
sizeof(template));
}
+static bool wl1251_can_do_pm(struct ieee80211_conf *conf, struct wl1251 *wl)
+{
+ return (conf->flags & IEEE80211_CONF_PS) && !wl->monitor_present;
+}
+
static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
{
struct wl1251 *wl = hw->priv;
@@ -575,8 +613,10 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
channel = ieee80211_frequency_to_channel(
conf->chandef.chan->center_freq);
- wl1251_debug(DEBUG_MAC80211, "mac80211 config ch %d psm %s power %d",
+ wl1251_debug(DEBUG_MAC80211,
+ "mac80211 config ch %d monitor %s psm %s power %d",
channel,
+ conf->flags & IEEE80211_CONF_MONITOR ? "on" : "off",
conf->flags & IEEE80211_CONF_PS ? "on" : "off",
conf->power_level);
@@ -586,16 +626,44 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
if (ret < 0)
goto out;
+ if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
+ u32 mode;
+
+ if (conf->flags & IEEE80211_CONF_MONITOR) {
+ wl->monitor_present = true;
+ mode = DF_SNIFF_MODE_ENABLE | DF_ENCRYPTION_DISABLE;
+ } else {
+ wl->monitor_present = false;
+ mode = 0;
+ }
+
+ ret = wl1251_acx_feature_cfg(wl, mode);
+ if (ret < 0)
+ goto out_sleep;
+ }
+
if (channel != wl->channel) {
wl->channel = channel;
- ret = wl1251_join(wl, wl->bss_type, wl->channel,
- wl->beacon_int, wl->dtim_period);
+ /*
+ * Use ENABLE_RX command for channel switching when no
+ * interface is present (monitor mode only).
+ * This leaves the tx path disabled in firmware, whereas
+ * the usual JOIN command seems to transmit some frames
+ * at firmware level.
+ */
+ if (wl->vif == NULL) {
+ wl->joined = false;
+ ret = wl1251_cmd_data_path_rx(wl, wl->channel, 1);
+ } else {
+ ret = wl1251_join(wl, wl->bss_type, wl->channel,
+ wl->beacon_int, wl->dtim_period);
+ }
if (ret < 0)
goto out_sleep;
}
- if (conf->flags & IEEE80211_CONF_PS && !wl->psm_requested) {
+ if (wl1251_can_do_pm(conf, wl) && !wl->psm_requested) {
wl1251_debug(DEBUG_PSM, "psm enabled");
wl->psm_requested = true;
@@ -611,8 +679,7 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
if (ret < 0)
goto out_sleep;
- } else if (!(conf->flags & IEEE80211_CONF_PS) &&
- wl->psm_requested) {
+ } else if (!wl1251_can_do_pm(conf, wl) && wl->psm_requested) {
wl1251_debug(DEBUG_PSM, "psm disabled");
wl->psm_requested = false;
@@ -657,6 +724,44 @@ out:
return ret;
}
+struct wl1251_filter_params {
+ bool enabled;
+ int mc_list_length;
+ u8 mc_list[ACX_MC_ADDRESS_GROUP_MAX][ETH_ALEN];
+};
+
+static u64 wl1251_op_prepare_multicast(struct ieee80211_hw *hw,
+ struct netdev_hw_addr_list *mc_list)
+{
+ struct wl1251_filter_params *fp;
+ struct netdev_hw_addr *ha;
+ struct wl1251 *wl = hw->priv;
+
+ if (unlikely(wl->state == WL1251_STATE_OFF))
+ return 0;
+
+ fp = kzalloc(sizeof(*fp), GFP_ATOMIC);
+ if (!fp) {
+ wl1251_error("Out of memory setting filters.");
+ return 0;
+ }
+
+ /* update multicast filtering parameters */
+ fp->mc_list_length = 0;
+ if (netdev_hw_addr_list_count(mc_list) > ACX_MC_ADDRESS_GROUP_MAX) {
+ fp->enabled = false;
+ } else {
+ fp->enabled = true;
+ netdev_hw_addr_list_for_each(ha, mc_list) {
+ memcpy(fp->mc_list[fp->mc_list_length],
+ ha->addr, ETH_ALEN);
+ fp->mc_list_length++;
+ }
+ }
+
+ return (u64)(unsigned long)fp;
+}
+
#define WL1251_SUPPORTED_FILTERS (FIF_PROMISC_IN_BSS | \
FIF_ALLMULTI | \
FIF_FCSFAIL | \
@@ -667,8 +772,9 @@ out:
static void wl1251_op_configure_filter(struct ieee80211_hw *hw,
unsigned int changed,
- unsigned int *total,u64 multicast)
+ unsigned int *total, u64 multicast)
{
+ struct wl1251_filter_params *fp = (void *)(unsigned long)multicast;
struct wl1251 *wl = hw->priv;
int ret;
@@ -677,9 +783,11 @@ static void wl1251_op_configure_filter(struct ieee80211_hw *hw,
*total &= WL1251_SUPPORTED_FILTERS;
changed &= WL1251_SUPPORTED_FILTERS;
- if (changed == 0)
+ if (changed == 0) {
/* no filters which we support changed */
+ kfree(fp);
return;
+ }
mutex_lock(&wl->mutex);
@@ -716,6 +824,15 @@ static void wl1251_op_configure_filter(struct ieee80211_hw *hw,
if (ret < 0)
goto out;
+ if (*total & FIF_ALLMULTI || *total & FIF_PROMISC_IN_BSS)
+ ret = wl1251_acx_group_address_tbl(wl, false, NULL, 0);
+ else if (fp)
+ ret = wl1251_acx_group_address_tbl(wl, fp->enabled,
+ fp->mc_list,
+ fp->mc_list_length);
+ if (ret < 0)
+ goto out;
+
/* send filters to firmware */
wl1251_acx_rx_config(wl, wl->rx_config, wl->rx_filter);
@@ -723,6 +840,7 @@ static void wl1251_op_configure_filter(struct ieee80211_hw *hw,
out:
mutex_unlock(&wl->mutex);
+ kfree(fp);
}
/* HW encryption */
@@ -802,12 +920,12 @@ static int wl1251_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
mutex_lock(&wl->mutex);
- ret = wl1251_ps_elp_wakeup(wl);
- if (ret < 0)
- goto out_unlock;
-
switch (cmd) {
case SET_KEY:
+ if (wl->monitor_present) {
+ ret = -EOPNOTSUPP;
+ goto out_unlock;
+ }
wl_cmd->key_action = KEY_ADD_OR_REPLACE;
break;
case DISABLE_KEY:
@@ -818,6 +936,10 @@ static int wl1251_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
break;
}
+ ret = wl1251_ps_elp_wakeup(wl);
+ if (ret < 0)
+ goto out_unlock;
+
ret = wl1251_set_key_type(wl, wl_cmd, cmd, key, addr);
if (ret < 0) {
wl1251_error("Set KEY type failed");
@@ -930,6 +1052,7 @@ static int wl1251_op_hw_scan(struct ieee80211_hw *hw,
ret = wl1251_cmd_scan(wl, ssid, ssid_len, req->channels,
req->n_channels, WL1251_SCAN_NUM_PROBES);
if (ret < 0) {
+ wl1251_debug(DEBUG_SCAN, "scan failed %d", ret);
wl->scanning = false;
goto out_idle;
}
@@ -977,6 +1100,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
{
struct wl1251 *wl = hw->priv;
struct sk_buff *beacon, *skb;
+ bool enable;
int ret;
wl1251_debug(DEBUG_MAC80211, "mac80211 bss info changed");
@@ -997,24 +1121,19 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
wl->rssi_thold = bss_conf->cqm_rssi_thold;
}
- if (changed & BSS_CHANGED_BSSID) {
+ if ((changed & BSS_CHANGED_BSSID) &&
+ memcmp(wl->bssid, bss_conf->bssid, ETH_ALEN)) {
memcpy(wl->bssid, bss_conf->bssid, ETH_ALEN);
- skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
- if (!skb)
- goto out_sleep;
-
- ret = wl1251_cmd_template_set(wl, CMD_NULL_DATA,
- skb->data, skb->len);
- dev_kfree_skb(skb);
- if (ret < 0)
- goto out_sleep;
+ if (!is_zero_ether_addr(wl->bssid)) {
+ ret = wl1251_build_null_data(wl);
+ if (ret < 0)
+ goto out_sleep;
- ret = wl1251_build_qos_null_data(wl);
- if (ret < 0)
- goto out;
+ ret = wl1251_build_qos_null_data(wl);
+ if (ret < 0)
+ goto out_sleep;
- if (wl->bss_type != BSS_TYPE_IBSS) {
ret = wl1251_join(wl, wl->bss_type, wl->channel,
wl->beacon_int, wl->dtim_period);
if (ret < 0)
@@ -1075,6 +1194,17 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
}
}
+ if (changed & BSS_CHANGED_ARP_FILTER) {
+ __be32 addr = bss_conf->arp_addr_list[0];
+ WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS);
+
+ enable = bss_conf->arp_addr_cnt == 1 && bss_conf->assoc;
+ wl1251_acx_arp_ip_filter(wl, enable, addr);
+
+ if (ret < 0)
+ goto out_sleep;
+ }
+
if (changed & BSS_CHANGED_BEACON) {
beacon = ieee80211_beacon_get(hw, vif);
if (!beacon)
@@ -1096,8 +1226,8 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
if (ret < 0)
goto out_sleep;
- ret = wl1251_join(wl, wl->bss_type, wl->beacon_int,
- wl->channel, wl->dtim_period);
+ ret = wl1251_join(wl, wl->bss_type, wl->channel,
+ wl->beacon_int, wl->dtim_period);
if (ret < 0)
goto out_sleep;
@@ -1245,6 +1375,7 @@ static const struct ieee80211_ops wl1251_ops = {
.add_interface = wl1251_op_add_interface,
.remove_interface = wl1251_op_remove_interface,
.config = wl1251_op_config,
+ .prepare_multicast = wl1251_op_prepare_multicast,
.configure_filter = wl1251_op_configure_filter,
.tx = wl1251_op_tx,
.set_key = wl1251_op_set_key,
@@ -1347,7 +1478,6 @@ int wl1251_init_ieee80211(struct wl1251 *wl)
/* unit us */
/* FIXME: find a proper value */
- wl->hw->channel_change_time = 10000;
wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_SUPPORTS_PS |
@@ -1401,7 +1531,10 @@ struct ieee80211_hw *wl1251_alloc_hw(void)
INIT_DELAYED_WORK(&wl->elp_work, wl1251_elp_work);
wl->channel = WL1251_DEFAULT_CHANNEL;
+ wl->monitor_present = false;
+ wl->joined = false;
wl->scanning = false;
+ wl->bss_type = MAX_BSS_TYPE;
wl->default_key = 0;
wl->listen_int = 1;
wl->rx_counter = 0;
@@ -1413,6 +1546,7 @@ struct ieee80211_hw *wl1251_alloc_hw(void)
wl->elp = false;
wl->station_mode = STATION_ACTIVE_MODE;
wl->psm_requested = false;
+ wl->psm_entry_retry = 0;
wl->tx_queue_stopped = false;
wl->power_level = WL1251_DEFAULT_POWER_LEVEL;
wl->rssi_thold = 0;
@@ -1478,3 +1612,4 @@ MODULE_DESCRIPTION("TI wl1251 Wireles LAN Driver Core");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Kalle Valo <kvalo@adurom.com>");
MODULE_FIRMWARE(WL1251_FW_NAME);
+MODULE_FIRMWARE(WL1251_NVS_NAME);
diff --git a/drivers/net/wireless/ti/wl1251/rx.c b/drivers/net/wireless/ti/wl1251/rx.c
index 23289d49dd3..cde0eaf9971 100644
--- a/drivers/net/wireless/ti/wl1251/rx.c
+++ b/drivers/net/wireless/ti/wl1251/rx.c
@@ -83,7 +83,7 @@ static void wl1251_rx_status(struct wl1251 *wl,
status->flag |= RX_FLAG_MACTIME_START;
- if (desc->flags & RX_DESC_ENCRYPTION_MASK) {
+ if (!wl->monitor_present && (desc->flags & RX_DESC_ENCRYPTION_MASK)) {
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
if (likely(!(desc->flags & RX_DESC_DECRYPT_FAIL)))
@@ -180,7 +180,7 @@ static void wl1251_rx_body(struct wl1251 *wl,
wl1251_mem_read(wl, rx_packet_ring_addr, rx_buffer, length);
/* The actual length doesn't include the target's alignment */
- skb->len = desc->length - PLCP_HEADER_LENGTH;
+ skb_trim(skb, desc->length - PLCP_HEADER_LENGTH);
fc = (u16 *)skb->data;
diff --git a/drivers/net/wireless/ti/wl1251/sdio.c b/drivers/net/wireless/ti/wl1251/sdio.c
index e2b3d9c541e..b661f896e9f 100644
--- a/drivers/net/wireless/ti/wl1251/sdio.c
+++ b/drivers/net/wireless/ti/wl1251/sdio.c
@@ -28,6 +28,7 @@
#include <linux/wl12xx.h>
#include <linux/irq.h>
#include <linux/pm_runtime.h>
+#include <linux/gpio.h>
#include "wl1251.h"
@@ -182,8 +183,9 @@ static int wl1251_sdio_set_power(struct wl1251 *wl, bool enable)
* callback in case it wants to do any additional setup,
* for example enabling clock buffer for the module.
*/
- if (wl->set_power)
- wl->set_power(true);
+ if (gpio_is_valid(wl->power_gpio))
+ gpio_set_value(wl->power_gpio, true);
+
ret = pm_runtime_get_sync(&func->dev);
if (ret < 0) {
@@ -203,8 +205,8 @@ static int wl1251_sdio_set_power(struct wl1251 *wl, bool enable)
if (ret < 0)
goto out;
- if (wl->set_power)
- wl->set_power(false);
+ if (gpio_is_valid(wl->power_gpio))
+ gpio_set_value(wl->power_gpio, false);
}
out:
@@ -227,7 +229,7 @@ static int wl1251_sdio_probe(struct sdio_func *func,
struct wl1251 *wl;
struct ieee80211_hw *hw;
struct wl1251_sdio *wl_sdio;
- const struct wl12xx_platform_data *wl12xx_board_data;
+ const struct wl1251_platform_data *wl1251_board_data;
hw = wl1251_alloc_hw();
if (IS_ERR(hw))
@@ -254,11 +256,20 @@ static int wl1251_sdio_probe(struct sdio_func *func,
wl->if_priv = wl_sdio;
wl->if_ops = &wl1251_sdio_ops;
- wl12xx_board_data = wl12xx_get_platform_data();
- if (!IS_ERR(wl12xx_board_data)) {
- wl->set_power = wl12xx_board_data->set_power;
- wl->irq = wl12xx_board_data->irq;
- wl->use_eeprom = wl12xx_board_data->use_eeprom;
+ wl1251_board_data = wl1251_get_platform_data();
+ if (!IS_ERR(wl1251_board_data)) {
+ wl->power_gpio = wl1251_board_data->power_gpio;
+ wl->irq = wl1251_board_data->irq;
+ wl->use_eeprom = wl1251_board_data->use_eeprom;
+ }
+
+ if (gpio_is_valid(wl->power_gpio)) {
+ ret = devm_gpio_request(&func->dev, wl->power_gpio,
+ "wl1251 power");
+ if (ret) {
+ wl1251_error("Failed to request gpio: %d\n", ret);
+ goto disable;
+ }
}
if (wl->irq) {
diff --git a/drivers/net/wireless/ti/wl1251/spi.c b/drivers/net/wireless/ti/wl1251/spi.c
index c7dc6feab2f..a0aa8fa7239 100644
--- a/drivers/net/wireless/ti/wl1251/spi.c
+++ b/drivers/net/wireless/ti/wl1251/spi.c
@@ -23,9 +23,14 @@
#include <linux/irq.h>
#include <linux/module.h>
#include <linux/slab.h>
+#include <linux/swab.h>
#include <linux/crc7.h>
#include <linux/spi/spi.h>
#include <linux/wl12xx.h>
+#include <linux/gpio.h>
+#include <linux/of.h>
+#include <linux/of_gpio.h>
+#include <linux/regulator/consumer.h>
#include "wl1251.h"
#include "reg.h"
@@ -79,47 +84,44 @@ static void wl1251_spi_reset(struct wl1251 *wl)
static void wl1251_spi_wake(struct wl1251 *wl)
{
- u8 crc[WSPI_INIT_CMD_CRC_LEN], *cmd;
struct spi_transfer t;
struct spi_message m;
+ u8 *cmd = kzalloc(WSPI_INIT_CMD_LEN, GFP_KERNEL);
- cmd = kzalloc(WSPI_INIT_CMD_LEN, GFP_KERNEL);
if (!cmd) {
wl1251_error("could not allocate cmd for spi init");
return;
}
- memset(crc, 0, sizeof(crc));
memset(&t, 0, sizeof(t));
spi_message_init(&m);
/* Set WSPI_INIT_COMMAND
* the data is being send from the MSB to LSB
*/
- cmd[2] = 0xff;
- cmd[3] = 0xff;
- cmd[1] = WSPI_INIT_CMD_START | WSPI_INIT_CMD_TX;
- cmd[0] = 0;
- cmd[7] = 0;
- cmd[6] |= HW_ACCESS_WSPI_INIT_CMD_MASK << 3;
- cmd[6] |= HW_ACCESS_WSPI_FIXED_BUSY_LEN & WSPI_INIT_CMD_FIXEDBUSY_LEN;
+ cmd[0] = 0xff;
+ cmd[1] = 0xff;
+ cmd[2] = WSPI_INIT_CMD_START | WSPI_INIT_CMD_TX;
+ cmd[3] = 0;
+ cmd[4] = 0;
+ cmd[5] = HW_ACCESS_WSPI_INIT_CMD_MASK << 3;
+ cmd[5] |= HW_ACCESS_WSPI_FIXED_BUSY_LEN & WSPI_INIT_CMD_FIXEDBUSY_LEN;
+
+ cmd[6] = WSPI_INIT_CMD_IOD | WSPI_INIT_CMD_IP | WSPI_INIT_CMD_CS
+ | WSPI_INIT_CMD_WSPI | WSPI_INIT_CMD_WS;
if (HW_ACCESS_WSPI_FIXED_BUSY_LEN == 0)
- cmd[5] |= WSPI_INIT_CMD_DIS_FIXEDBUSY;
+ cmd[6] |= WSPI_INIT_CMD_DIS_FIXEDBUSY;
else
- cmd[5] |= WSPI_INIT_CMD_EN_FIXEDBUSY;
-
- cmd[5] |= WSPI_INIT_CMD_IOD | WSPI_INIT_CMD_IP | WSPI_INIT_CMD_CS
- | WSPI_INIT_CMD_WSPI | WSPI_INIT_CMD_WS;
-
- crc[0] = cmd[1];
- crc[1] = cmd[0];
- crc[2] = cmd[7];
- crc[3] = cmd[6];
- crc[4] = cmd[5];
+ cmd[6] |= WSPI_INIT_CMD_EN_FIXEDBUSY;
- cmd[4] |= crc7(0, crc, WSPI_INIT_CMD_CRC_LEN) << 1;
- cmd[4] |= WSPI_INIT_CMD_END;
+ cmd[7] = crc7_be(0, cmd+2, WSPI_INIT_CMD_CRC_LEN) | WSPI_INIT_CMD_END;
+ /*
+ * The above is the logical order; it must actually be stored
+ * in the buffer byte-swapped.
+ */
+ __swab32s((u32 *)cmd);
+ __swab32s((u32 *)cmd+1);
t.tx_buf = cmd;
t.len = WSPI_INIT_CMD_LEN;
@@ -221,8 +223,8 @@ static void wl1251_spi_disable_irq(struct wl1251 *wl)
static int wl1251_spi_set_power(struct wl1251 *wl, bool enable)
{
- if (wl->set_power)
- wl->set_power(enable);
+ if (gpio_is_valid(wl->power_gpio))
+ gpio_set_value(wl->power_gpio, enable);
return 0;
}
@@ -238,13 +240,13 @@ static const struct wl1251_if_operations wl1251_spi_ops = {
static int wl1251_spi_probe(struct spi_device *spi)
{
- struct wl12xx_platform_data *pdata;
+ struct wl1251_platform_data *pdata = dev_get_platdata(&spi->dev);
+ struct device_node *np = spi->dev.of_node;
struct ieee80211_hw *hw;
struct wl1251 *wl;
int ret;
- pdata = spi->dev.platform_data;
- if (!pdata) {
+ if (!np && !pdata) {
wl1251_error("no platform data");
return -ENODEV;
}
@@ -271,22 +273,42 @@ static int wl1251_spi_probe(struct spi_device *spi)
goto out_free;
}
- wl->set_power = pdata->set_power;
- if (!wl->set_power) {
- wl1251_error("set power function missing in platform data");
- return -ENODEV;
+ if (np) {
+ wl->use_eeprom = of_property_read_bool(np, "ti,wl1251-has-eeprom");
+ wl->power_gpio = of_get_named_gpio(np, "ti,power-gpio", 0);
+ } else if (pdata) {
+ wl->power_gpio = pdata->power_gpio;
+ wl->use_eeprom = pdata->use_eeprom;
+ }
+
+ if (wl->power_gpio == -EPROBE_DEFER) {
+ ret = -EPROBE_DEFER;
+ goto out_free;
+ }
+
+ if (gpio_is_valid(wl->power_gpio)) {
+ ret = devm_gpio_request_one(&spi->dev, wl->power_gpio,
+ GPIOF_OUT_INIT_LOW, "wl1251 power");
+ if (ret) {
+ wl1251_error("Failed to request gpio: %d\n", ret);
+ goto out_free;
+ }
+ } else {
+ wl1251_error("set power gpio missing in platform data");
+ ret = -ENODEV;
+ goto out_free;
}
wl->irq = spi->irq;
if (wl->irq < 0) {
wl1251_error("irq missing in platform data");
- return -ENODEV;
+ ret = -ENODEV;
+ goto out_free;
}
- wl->use_eeprom = pdata->use_eeprom;
-
irq_set_status_flags(wl->irq, IRQ_NOAUTOEN);
- ret = request_irq(wl->irq, wl1251_irq, 0, DRIVER_NAME, wl);
+ ret = devm_request_irq(&spi->dev, wl->irq, wl1251_irq, 0,
+ DRIVER_NAME, wl);
if (ret < 0) {
wl1251_error("request_irq() failed: %d", ret);
goto out_free;
@@ -294,16 +316,26 @@ static int wl1251_spi_probe(struct spi_device *spi)
irq_set_irq_type(wl->irq, IRQ_TYPE_EDGE_RISING);
+ wl->vio = devm_regulator_get(&spi->dev, "vio");
+ if (IS_ERR(wl->vio)) {
+ ret = PTR_ERR(wl->vio);
+ wl1251_error("vio regulator missing: %d", ret);
+ goto out_free;
+ }
+
+ ret = regulator_enable(wl->vio);
+ if (ret)
+ goto out_free;
+
ret = wl1251_init_ieee80211(wl);
if (ret)
- goto out_irq;
+ goto disable_regulator;
return 0;
- out_irq:
- free_irq(wl->irq, wl);
-
- out_free:
+disable_regulator:
+ regulator_disable(wl->vio);
+out_free:
ieee80211_free_hw(hw);
return ret;
@@ -315,6 +347,7 @@ static int wl1251_spi_remove(struct spi_device *spi)
free_irq(wl->irq, wl);
wl1251_free_hw(wl);
+ regulator_disable(wl->vio);
return 0;
}
diff --git a/drivers/net/wireless/ti/wl1251/tx.c b/drivers/net/wireless/ti/wl1251/tx.c
index 28121c590a2..81de83c6fcf 100644
--- a/drivers/net/wireless/ti/wl1251/tx.c
+++ b/drivers/net/wireless/ti/wl1251/tx.c
@@ -28,6 +28,7 @@
#include "tx.h"
#include "ps.h"
#include "io.h"
+#include "event.h"
static bool wl1251_tx_double_buffer_busy(struct wl1251 *wl, u32 data_out_count)
{
@@ -89,8 +90,12 @@ static void wl1251_tx_control(struct tx_double_buffer_desc *tx_hdr,
/* 802.11 packets */
tx_hdr->control.packet_type = 0;
- if (control->flags & IEEE80211_TX_CTL_NO_ACK)
+ /* Also disable retry and ACK policy for injected packets */
+ if ((control->flags & IEEE80211_TX_CTL_NO_ACK) ||
+ (control->flags & IEEE80211_TX_CTL_INJECTED)) {
+ tx_hdr->control.rate_policy = 1;
tx_hdr->control.ack_policy = 1;
+ }
tx_hdr->control.tx_complete = 1;
@@ -277,6 +282,26 @@ static void wl1251_tx_trigger(struct wl1251 *wl)
TX_STATUS_DATA_OUT_COUNT_MASK;
}
+static void enable_tx_for_packet_injection(struct wl1251 *wl)
+{
+ int ret;
+
+ ret = wl1251_cmd_join(wl, BSS_TYPE_STA_BSS, wl->channel,
+ wl->beacon_int, wl->dtim_period);
+ if (ret < 0) {
+ wl1251_warning("join failed");
+ return;
+ }
+
+ ret = wl1251_event_wait(wl, JOIN_EVENT_COMPLETE_ID, 100);
+ if (ret < 0) {
+ wl1251_warning("join timeout");
+ return;
+ }
+
+ wl->joined = true;
+}
+
/* caller must hold wl->mutex */
static int wl1251_tx_frame(struct wl1251 *wl, struct sk_buff *skb)
{
@@ -287,6 +312,9 @@ static int wl1251_tx_frame(struct wl1251 *wl, struct sk_buff *skb)
info = IEEE80211_SKB_CB(skb);
if (info->control.hw_key) {
+ if (unlikely(wl->monitor_present))
+ return -EINVAL;
+
idx = info->control.hw_key->hw_key_idx;
if (unlikely(wl->default_key != idx)) {
ret = wl1251_acx_default_key(wl, idx);
@@ -295,6 +323,10 @@ static int wl1251_tx_frame(struct wl1251 *wl, struct sk_buff *skb)
}
}
+ /* Enable tx path in monitor mode for packet injection */
+ if ((wl->vif == NULL) && !wl->joined)
+ enable_tx_for_packet_injection(wl);
+
ret = wl1251_tx_path_status(wl);
if (ret < 0)
return ret;
@@ -394,6 +426,7 @@ static void wl1251_tx_packet_cb(struct wl1251 *wl,
info = IEEE80211_SKB_CB(skb);
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) &&
+ !(info->flags & IEEE80211_TX_CTL_INJECTED) &&
(result->status == TX_SUCCESS))
info->flags |= IEEE80211_TX_STAT_ACK;
diff --git a/drivers/net/wireless/ti/wl1251/wl1251.h b/drivers/net/wireless/ti/wl1251/wl1251.h
index fd02060038d..16dae526917 100644
--- a/drivers/net/wireless/ti/wl1251/wl1251.h
+++ b/drivers/net/wireless/ti/wl1251/wl1251.h
@@ -93,6 +93,7 @@ enum {
} while (0)
#define WL1251_DEFAULT_RX_CONFIG (CFG_UNI_FILTER_EN | \
+ CFG_MC_FILTER_EN | \
CFG_BSSID_FILTER_EN)
#define WL1251_DEFAULT_RX_FILTER (CFG_RX_PRSP_EN | \
@@ -275,10 +276,12 @@ struct wl1251 {
void *if_priv;
const struct wl1251_if_operations *if_ops;
- void (*set_power)(bool enable);
+ int power_gpio;
int irq;
bool use_eeprom;
+ struct regulator *vio;
+
spinlock_t wl_lock;
enum wl1251_state state;
@@ -303,6 +306,8 @@ struct wl1251 {
u8 bss_type;
u8 listen_int;
int channel;
+ bool monitor_present;
+ bool joined;
void *target_mem_map;
struct acx_data_path_params_resp *data_path;
@@ -368,6 +373,9 @@ struct wl1251 {
/* PSM mode requested */
bool psm_requested;
+ /* retry counter for PSM entries */
+ u8 psm_entry_retry;
+
u16 beacon_int;
u8 dtim_period;
@@ -424,8 +432,8 @@ void wl1251_disable_interrupts(struct wl1251 *wl);
#define CHIP_ID_1271_PG10 (0x4030101)
#define CHIP_ID_1271_PG20 (0x4030111)
-#define WL1251_FW_NAME "wl1251-fw.bin"
-#define WL1251_NVS_NAME "wl1251-nvs.bin"
+#define WL1251_FW_NAME "ti-connectivity/wl1251-fw.bin"
+#define WL1251_NVS_NAME "ti-connectivity/wl1251-nvs.bin"
#define WL1251_POWER_ON_SLEEP 10 /* in milliseconds */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 19:25:18 +0000