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Major changes: 

iwlwifi
 
 * some debugfs improvements
 * fix signedness in beacon statistics
 * deinline some functions to reduce size when device tracing is enabled
 * filter beacons out in AP mode when no stations are associated
 * deprecate firmwares version -12
 * fix a runtime PM vs. legacy suspend race
 * one-liner fix for a ToF bug
 * clean-ups in the rx code
 * small debugging improvement
 * fix WoWLAN with new firmware versions
 * more clean-ups towards multiple RX queues;
 * some rate scaling fixes and improvements;
 * some time-of-flight fixes;
 * other generic improvements and clean-ups;
 
 brcmfmac
 
 * rework code dealing with multiple interfaces
 * allow logging firmware console using debug level
 * support for BCM4350, BCM4365, and BCM4366 PCIE devices
 * fixed for legacy P2P and P2P device handling
 * correct set and get tx-power
 
 ath9k
 
 * add support for Outside Context of a BSS (OCB) mode
 
 mwifiex
 
 * add USB multichannel feature
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Merge tag 'wireless-drivers-next-for-davem-2015-10-09' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next

Kalle Valo says:

====================
Major changes:

iwlwifi

* some debugfs improvements
* fix signedness in beacon statistics
* deinline some functions to reduce size when device tracing is enabled
* filter beacons out in AP mode when no stations are associated
* deprecate firmwares version -12
* fix a runtime PM vs. legacy suspend race
* one-liner fix for a ToF bug
* clean-ups in the rx code
* small debugging improvement
* fix WoWLAN with new firmware versions
* more clean-ups towards multiple RX queues;
* some rate scaling fixes and improvements;
* some time-of-flight fixes;
* other generic improvements and clean-ups;

brcmfmac

* rework code dealing with multiple interfaces
* allow logging firmware console using debug level
* support for BCM4350, BCM4365, and BCM4366 PCIE devices
* fixed for legacy P2P and P2P device handling
* correct set and get tx-power

ath9k

* add support for Outside Context of a BSS (OCB) mode

mwifiex

* add USB multichannel feature
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2015-10-12 19:39:18 -07:00
parent e2ca690b65 7e64e5e66a
commit 9916596742
117 changed files with 2675 additions and 1408 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
MAINTAINERS
View File

@ -5546,7 +5546,7 @@ F: drivers/net/wireless/iwlegacy/
INTEL WIRELESS WIFI LINK (iwlwifi)
M: Johannes Berg <johannes.berg@intel.com>
M: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
M: Intel Linux Wireless <ilw@linux.intel.com>
M: Intel Linux Wireless <linuxwifi@intel.com>
L: linux-wireless@vger.kernel.org
W: http://intellinuxwireless.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi.git

9
drivers/bcma/main.c
View File

@ -436,13 +436,8 @@ int bcma_bus_register(struct bcma_bus *bus)
}
dev = bcma_bus_get_host_dev(bus);
/* TODO: remove check for IS_BUILTIN(CONFIG_BCMA) check when
* of_default_bus_match_table is exported or in some other way
* accessible. This is just a temporary workaround.
*/
if (IS_BUILTIN(CONFIG_BCMA) && dev) {
of_platform_populate(dev->of_node, of_default_bus_match_table,
NULL, dev);
if (dev) {
of_platform_default_populate(dev->of_node, NULL, dev);
}
/* Cores providing flash access go before SPROM init */

64
drivers/net/wireless/airo.c
View File

@ -1237,6 +1237,7 @@ struct airo_info {
int wep_capable;
int max_wep_idx;
int last_auth;
/* WPA-related stuff */
unsigned int bssListFirst;
@ -3266,6 +3267,7 @@ static void airo_handle_link(struct airo_info *ai)
wake_up_interruptible(&ai->thr_wait);
} else
airo_send_event(ai->dev);
netif_carrier_on(ai->dev);
} else if (!scan_forceloss) {
if (auto_wep && !ai->expires) {
ai->expires = RUN_AT(3*HZ);
@ -3276,6 +3278,9 @@ static void airo_handle_link(struct airo_info *ai)
eth_zero_addr(wrqu.ap_addr.sa_data);
wrqu.ap_addr.sa_family = ARPHRD_ETHER;
wireless_send_event(ai->dev, SIOCGIWAP, &wrqu, NULL);
netif_carrier_off(ai->dev);
} else {
netif_carrier_off(ai->dev);
}
}
@ -3612,6 +3617,7 @@ static void disable_MAC( struct airo_info *ai, int lock ) {
return;
if (test_bit(FLAG_ENABLED, &ai->flags)) {
netif_carrier_off(ai->dev);
memset(&cmd, 0, sizeof(cmd));
cmd.cmd = MAC_DISABLE; // disable in case already enabled
issuecommand(ai, &cmd, &rsp);
@ -3786,6 +3792,16 @@ badrx:
}
}
static inline void set_auth_type(struct airo_info *local, int auth_type)
{
local->config.authType = auth_type;
/* Cache the last auth type used (of AUTH_OPEN and AUTH_ENCRYPT).
* Used by airo_set_auth()
*/
if (auth_type == AUTH_OPEN || auth_type == AUTH_ENCRYPT)
local->last_auth = auth_type;
}
static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
{
Cmd cmd;
@ -3862,7 +3878,7 @@ static u16 setup_card(struct airo_info *ai, u8 *mac, int lock)
"level scale");
}
ai->config.opmode = adhoc ? MODE_STA_IBSS : MODE_STA_ESS;
ai->config.authType = AUTH_OPEN;
set_auth_type(ai, AUTH_OPEN);
ai->config.modulation = MOD_CCK;
if (le16_to_cpu(cap_rid.len) >= sizeof(cap_rid) &&
@ -4880,13 +4896,13 @@ static void proc_config_on_close(struct inode *inode, struct file *file)
line += 5;
switch( line[0] ) {
case 's':
ai->config.authType = AUTH_SHAREDKEY;
set_auth_type(ai, AUTH_SHAREDKEY);
break;
case 'e':
ai->config.authType = AUTH_ENCRYPT;
set_auth_type(ai, AUTH_ENCRYPT);
break;
default:
ai->config.authType = AUTH_OPEN;
set_auth_type(ai, AUTH_OPEN);
break;
}
set_bit (FLAG_COMMIT, &ai->flags);
@ -6368,9 +6384,8 @@ static int airo_set_encode(struct net_device *dev,
* should be enabled (user may turn it off later)
* This is also how "iwconfig ethX key on" works */
if((index == current_index) && (key.len > 0) &&
(local->config.authType == AUTH_OPEN)) {
local->config.authType = AUTH_ENCRYPT;
}
(local->config.authType == AUTH_OPEN))
set_auth_type(local, AUTH_ENCRYPT);
} else {
/* Do we want to just set the transmit key index ? */
int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
@ -6389,12 +6404,12 @@ static int airo_set_encode(struct net_device *dev,
}
}
/* Read the flags */
if(dwrq->flags & IW_ENCODE_DISABLED)
local->config.authType = AUTH_OPEN; // disable encryption
if (dwrq->flags & IW_ENCODE_DISABLED)
set_auth_type(local, AUTH_OPEN); /* disable encryption */
if(dwrq->flags & IW_ENCODE_RESTRICTED)
local->config.authType = AUTH_SHAREDKEY; // Only Both
if(dwrq->flags & IW_ENCODE_OPEN)
local->config.authType = AUTH_ENCRYPT; // Only Wep
set_auth_type(local, AUTH_SHAREDKEY); /* Only Both */
if (dwrq->flags & IW_ENCODE_OPEN)
set_auth_type(local, AUTH_ENCRYPT); /* Only Wep */
/* Commit the changes to flags if needed */
if (local->config.authType != currentAuthType)
set_bit (FLAG_COMMIT, &local->flags);
@ -6549,12 +6564,12 @@ static int airo_set_encodeext(struct net_device *dev,
}
/* Read the flags */
if(encoding->flags & IW_ENCODE_DISABLED)
local->config.authType = AUTH_OPEN; // disable encryption
if (encoding->flags & IW_ENCODE_DISABLED)
set_auth_type(local, AUTH_OPEN); /* disable encryption */
if(encoding->flags & IW_ENCODE_RESTRICTED)
local->config.authType = AUTH_SHAREDKEY; // Only Both
if(encoding->flags & IW_ENCODE_OPEN)
local->config.authType = AUTH_ENCRYPT; // Only Wep
set_auth_type(local, AUTH_SHAREDKEY); /* Only Both */
if (encoding->flags & IW_ENCODE_OPEN)
set_auth_type(local, AUTH_ENCRYPT);
/* Commit the changes to flags if needed */
if (local->config.authType != currentAuthType)
set_bit (FLAG_COMMIT, &local->flags);
@ -6659,9 +6674,9 @@ static int airo_set_auth(struct net_device *dev,
if (param->value) {
/* Only change auth type if unencrypted */
if (currentAuthType == AUTH_OPEN)
local->config.authType = AUTH_ENCRYPT;
set_auth_type(local, AUTH_ENCRYPT);
} else {
local->config.authType = AUTH_OPEN;
set_auth_type(local, AUTH_OPEN);
}
/* Commit the changes to flags if needed */
@ -6670,13 +6685,14 @@ static int airo_set_auth(struct net_device *dev,
break;
case IW_AUTH_80211_AUTH_ALG: {
/* FIXME: What about AUTH_OPEN? This API seems to
* disallow setting our auth to AUTH_OPEN.
*/
if (param->value & IW_AUTH_ALG_SHARED_KEY) {
local->config.authType = AUTH_SHAREDKEY;
set_auth_type(local, AUTH_SHAREDKEY);
} else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
local->config.authType = AUTH_ENCRYPT;
/* We don't know here if WEP open system or
* unencrypted mode was requested - so use the
* last mode (of these two) used last time
*/
set_auth_type(local, local->last_auth);
} else
return -EINVAL;

23
drivers/net/wireless/ath/ath10k/core.c
View File

@ -34,16 +34,19 @@ unsigned int ath10k_debug_mask;
static unsigned int ath10k_cryptmode_param;
static bool uart_print;
static bool skip_otp;
static bool rawmode;
module_param_named(debug_mask, ath10k_debug_mask, uint, 0644);
module_param_named(cryptmode, ath10k_cryptmode_param, uint, 0644);
module_param(uart_print, bool, 0644);
module_param(skip_otp, bool, 0644);
module_param(rawmode, bool, 0644);
MODULE_PARM_DESC(debug_mask, "Debugging mask");
MODULE_PARM_DESC(uart_print, "Uart target debugging");
MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode");
MODULE_PARM_DESC(cryptmode, "Crypto mode: 0-hardware, 1-software");
MODULE_PARM_DESC(rawmode, "Use raw 802.11 frame datapath");
static const struct ath10k_hw_params ath10k_hw_params_list[] = {
{
@ -54,6 +57,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
.has_shifted_cc_wraparound = true,
.otp_exe_param = 0,
.channel_counters_freq_hz = 88000,
.max_probe_resp_desc_thres = 0,
.fw = {
.dir = QCA988X_HW_2_0_FW_DIR,
.fw = QCA988X_HW_2_0_FW_FILE,
@ -70,6 +74,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
.uart_pin = 6,
.otp_exe_param = 0,
.channel_counters_freq_hz = 88000,
.max_probe_resp_desc_thres = 0,
.fw = {
.dir = QCA6174_HW_2_1_FW_DIR,
.fw = QCA6174_HW_2_1_FW_FILE,
@ -86,6 +91,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
.uart_pin = 6,
.otp_exe_param = 0,
.channel_counters_freq_hz = 88000,
.max_probe_resp_desc_thres = 0,
.fw = {
.dir = QCA6174_HW_3_0_FW_DIR,
.fw = QCA6174_HW_3_0_FW_FILE,
@ -102,6 +108,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
.uart_pin = 6,
.otp_exe_param = 0,
.channel_counters_freq_hz = 88000,
.max_probe_resp_desc_thres = 0,
.fw = {
/* uses same binaries as hw3.0 */
.dir = QCA6174_HW_3_0_FW_DIR,
@ -120,6 +127,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
.otp_exe_param = 0x00000700,
.continuous_frag_desc = true,
.channel_counters_freq_hz = 150000,
.max_probe_resp_desc_thres = 24,
.fw = {
.dir = QCA99X0_HW_2_0_FW_DIR,
.fw = QCA99X0_HW_2_0_FW_FILE,
@ -142,12 +150,17 @@ static const char *const ath10k_core_fw_feature_str[] = {
[ATH10K_FW_FEATURE_IGNORE_OTP_RESULT] = "ignore-otp",
[ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING] = "no-4addr-pad",
[ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT] = "skip-clock-init",
[ATH10K_FW_FEATURE_RAW_MODE_SUPPORT] = "raw-mode",
};
static unsigned int ath10k_core_get_fw_feature_str(char *buf,
size_t buf_len,
enum ath10k_fw_features feat)
{
/* make sure that ath10k_core_fw_feature_str[] gets updated */
BUILD_BUG_ON(ARRAY_SIZE(ath10k_core_fw_feature_str) !=
ATH10K_FW_FEATURE_COUNT);
if (feat >= ARRAY_SIZE(ath10k_core_fw_feature_str) ||
WARN_ON(!ath10k_core_fw_feature_str[feat])) {
return scnprintf(buf, buf_len, "bit%d", feat);
@ -1117,6 +1130,15 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
ar->htt.max_num_amsdu = ATH10K_HTT_MAX_NUM_AMSDU_DEFAULT;
ar->htt.max_num_ampdu = ATH10K_HTT_MAX_NUM_AMPDU_DEFAULT;
if (rawmode) {
if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
ar->fw_features)) {
ath10k_err(ar, "rawmode = 1 requires support from firmware");
return -EINVAL;
}
set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
}
if (test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_RAW;
@ -1714,6 +1736,7 @@ void ath10k_core_destroy(struct ath10k *ar)
destroy_workqueue(ar->workqueue_aux);
ath10k_debug_destroy(ar);
ath10k_wmi_free_host_mem(ar);
ath10k_mac_destroy(ar);
}
EXPORT_SYMBOL(ath10k_core_destroy);

5
drivers/net/wireless/ath/ath10k/core.h
View File

@ -612,6 +612,11 @@ struct ath10k {
u32 channel_counters_freq_hz;
/* Mgmt tx descriptors threshold for limiting probe response
* frames.
*/
u32 max_probe_resp_desc_thres;
struct ath10k_hw_params_fw {
const char *dir;
const char *fw;

3
drivers/net/wireless/ath/ath10k/htt.h
View File

@ -1485,6 +1485,7 @@ struct ath10k_htt {
spinlock_t tx_lock;
int max_num_pending_tx;
int num_pending_tx;
int num_pending_mgmt_tx;
struct idr pending_tx;
wait_queue_head_t empty_tx_wq;
struct dma_pool *tx_pool;
@ -1587,7 +1588,7 @@ int ath10k_htt_h2t_aggr_cfg_msg(struct ath10k_htt *htt,
u8 max_subfrms_ampdu,
u8 max_subfrms_amsdu);
void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt);
void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt, bool limit_mgmt_desc);
int ath10k_htt_tx_alloc_msdu_id(struct ath10k_htt *htt, struct sk_buff *skb);
void ath10k_htt_tx_free_msdu_id(struct ath10k_htt *htt, u16 msdu_id);
int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *);

47
drivers/net/wireless/ath/ath10k/htt_rx.c
View File

@ -643,6 +643,8 @@ struct amsdu_subframe_hdr {
__be16 len;
} __packed;
#define GROUP_ID_IS_SU_MIMO(x) ((x) == 0 || (x) == 63)
static void ath10k_htt_rx_h_rates(struct ath10k *ar,
struct ieee80211_rx_status *status,
struct htt_rx_desc *rxd)
@ -650,6 +652,7 @@ static void ath10k_htt_rx_h_rates(struct ath10k *ar,
struct ieee80211_supported_band *sband;
u8 cck, rate, bw, sgi, mcs, nss;
u8 preamble = 0;
u8 group_id;
u32 info1, info2, info3;
info1 = __le32_to_cpu(rxd->ppdu_start.info1);
@ -692,10 +695,50 @@ static void ath10k_htt_rx_h_rates(struct ath10k *ar,
case HTT_RX_VHT_WITH_TXBF:
/* VHT-SIG-A1 in info2, VHT-SIG-A2 in info3
TODO check this */
mcs = (info3 >> 4) & 0x0F;
nss = ((info2 >> 10) & 0x07) + 1;
bw = info2 & 3;
sgi = info3 & 1;
group_id = (info2 >> 4) & 0x3F;
if (GROUP_ID_IS_SU_MIMO(group_id)) {
mcs = (info3 >> 4) & 0x0F;
nss = ((info2 >> 10) & 0x07) + 1;
} else {
/* Hardware doesn't decode VHT-SIG-B into Rx descriptor
* so it's impossible to decode MCS. Also since
* firmware consumes Group Id Management frames host
* has no knowledge regarding group/user position
* mapping so it's impossible to pick the correct Nsts
* from VHT-SIG-A1.
*
* Bandwidth and SGI are valid so report the rateinfo
* on best-effort basis.
*/
mcs = 0;
nss = 1;
}
if (mcs > 0x09) {
ath10k_warn(ar, "invalid MCS received %u\n", mcs);
ath10k_warn(ar, "rxd %08x mpdu start %08x %08x msdu start %08x %08x ppdu start %08x %08x %08x %08x %08x\n",
__le32_to_cpu(rxd->attention.flags),
__le32_to_cpu(rxd->mpdu_start.info0),
__le32_to_cpu(rxd->mpdu_start.info1),
__le32_to_cpu(rxd->msdu_start.common.info0),
__le32_to_cpu(rxd->msdu_start.common.info1),
rxd->ppdu_start.info0,
__le32_to_cpu(rxd->ppdu_start.info1),
__le32_to_cpu(rxd->ppdu_start.info2),
__le32_to_cpu(rxd->ppdu_start.info3),
__le32_to_cpu(rxd->ppdu_start.info4));
ath10k_warn(ar, "msdu end %08x mpdu end %08x\n",
__le32_to_cpu(rxd->msdu_end.common.info0),
__le32_to_cpu(rxd->mpdu_end.info0));
ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL,
"rx desc msdu payload: ",
rxd->msdu_payload, 50);
}
status->rate_idx = mcs;
status->vht_nss = nss;

55
drivers/net/wireless/ath/ath10k/htt_tx.c
View File

@ -22,22 +22,28 @@
#include "txrx.h"
#include "debug.h"
void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt)
void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt, bool limit_mgmt_desc)
{
if (limit_mgmt_desc)
htt->num_pending_mgmt_tx--;
htt->num_pending_tx--;
if (htt->num_pending_tx == htt->max_num_pending_tx - 1)
ath10k_mac_tx_unlock(htt->ar, ATH10K_TX_PAUSE_Q_FULL);
}
static void ath10k_htt_tx_dec_pending(struct ath10k_htt *htt)
static void ath10k_htt_tx_dec_pending(struct ath10k_htt *htt,
bool limit_mgmt_desc)
{
spin_lock_bh(&htt->tx_lock);
__ath10k_htt_tx_dec_pending(htt);
__ath10k_htt_tx_dec_pending(htt, limit_mgmt_desc);
spin_unlock_bh(&htt->tx_lock);
}
static int ath10k_htt_tx_inc_pending(struct ath10k_htt *htt)
static int ath10k_htt_tx_inc_pending(struct ath10k_htt *htt,
bool limit_mgmt_desc, bool is_probe_resp)
{
struct ath10k *ar = htt->ar;
int ret = 0;
spin_lock_bh(&htt->tx_lock);
@ -47,6 +53,15 @@ static int ath10k_htt_tx_inc_pending(struct ath10k_htt *htt)
goto exit;
}
if (limit_mgmt_desc) {
if (is_probe_resp && (htt->num_pending_mgmt_tx >
ar->hw_params.max_probe_resp_desc_thres)) {
ret = -EBUSY;
goto exit;
}
htt->num_pending_mgmt_tx++;
}
htt->num_pending_tx++;
if (htt->num_pending_tx == htt->max_num_pending_tx)
ath10k_mac_tx_lock(htt->ar, ATH10K_TX_PAUSE_Q_FULL);
@ -417,8 +432,19 @@ int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
int len = 0;
int msdu_id = -1;
int res;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data;
bool limit_mgmt_desc = false;
bool is_probe_resp = false;
if (ar->hw_params.max_probe_resp_desc_thres) {
limit_mgmt_desc = true;
if (ieee80211_is_probe_resp(hdr->frame_control))
is_probe_resp = true;
}
res = ath10k_htt_tx_inc_pending(htt, limit_mgmt_desc, is_probe_resp);
res = ath10k_htt_tx_inc_pending(htt);
if (res)
goto err;
@ -476,7 +502,7 @@ err_free_msdu_id:
ath10k_htt_tx_free_msdu_id(htt, msdu_id);
spin_unlock_bh(&htt->tx_lock);
err_tx_dec:
ath10k_htt_tx_dec_pending(htt);
ath10k_htt_tx_dec_pending(htt, limit_mgmt_desc);
err:
return res;
}
@ -498,8 +524,18 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
dma_addr_t paddr = 0;
u32 frags_paddr = 0;
struct htt_msdu_ext_desc *ext_desc = NULL;
bool limit_mgmt_desc = false;
bool is_probe_resp = false;
res = ath10k_htt_tx_inc_pending(htt);
if (unlikely(ieee80211_is_mgmt(hdr->frame_control)) &&
ar->hw_params.max_probe_resp_desc_thres) {
limit_mgmt_desc = true;
if (ieee80211_is_probe_resp(hdr->frame_control))
is_probe_resp = true;
}
res = ath10k_htt_tx_inc_pending(htt, limit_mgmt_desc, is_probe_resp);
if (res)
goto err;
@ -528,7 +564,8 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
ieee80211_has_protected(hdr->frame_control)) {
skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
} else if (!skb_cb->htt.nohwcrypt &&
skb_cb->txmode == ATH10K_HW_TXRX_RAW) {
skb_cb->txmode == ATH10K_HW_TXRX_RAW &&
ieee80211_has_protected(hdr->frame_control)) {
skb_put(msdu, IEEE80211_CCMP_MIC_LEN);
}
@ -678,7 +715,7 @@ err_free_msdu_id:
ath10k_htt_tx_free_msdu_id(htt, msdu_id);
spin_unlock_bh(&htt->tx_lock);
err_tx_dec:
ath10k_htt_tx_dec_pending(htt);
ath10k_htt_tx_dec_pending(htt, limit_mgmt_desc);
err:
return res;
}

10
drivers/net/wireless/ath/ath10k/hw.h
View File

@ -413,16 +413,6 @@ enum ath10k_hw_rate_cck {
/* Number of Copy Engines supported */
#define CE_COUNT ar->hw_values->ce_count
/*
* Total number of PCIe MSI interrupts requested for all interrupt sources.
* PCIe standard forces this to be a power of 2.
* Some Host OS's limit MSI requests that can be granted to 8
* so for now we abide by this limit and avoid requesting more
* than that.
*/
#define MSI_NUM_REQUEST_LOG2 3
#define MSI_NUM_REQUEST (1<<MSI_NUM_REQUEST_LOG2)
/*
* Granted MSIs are assigned as follows:
* Firmware uses the first

333
drivers/net/wireless/ath/ath10k/mac.c
View File

@ -1070,6 +1070,7 @@ static bool ath10k_mac_monitor_vdev_is_needed(struct ath10k *ar)
return false;
return ar->monitor ||
ar->filter_flags & FIF_OTHER_BSS ||
test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags);
}
@ -3617,9 +3618,6 @@ static int ath10k_start_scan(struct ath10k *ar,
}
spin_unlock_bh(&ar->data_lock);
/* Add a 200ms margin to account for event/command processing */
ieee80211_queue_delayed_work(ar->hw, &ar->scan.timeout,
msecs_to_jiffies(arg->max_scan_time+200));
return 0;
}
@ -4064,21 +4062,56 @@ static u32 get_nss_from_chainmask(u16 chain_mask)
return 1;
}
static int ath10k_mac_get_vht_cap_bf_sts(struct ath10k *ar)
{
int nsts = ar->vht_cap_info;
nsts &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK;
nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT;
/* If firmware does not deliver to host number of space-time
* streams supported, assume it support up to 4 BF STS and return
* the value for VHT CAP: nsts-1)
* */
if (nsts == 0)
return 3;
return nsts;
}
static int ath10k_mac_get_vht_cap_bf_sound_dim(struct ath10k *ar)
{
int sound_dim = ar->vht_cap_info;
sound_dim &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK;
sound_dim >>=IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT;
/* If the sounding dimension is not advertised by the firmware,
* let's use a default value of 1
*/
if (sound_dim == 0)
return 1;
return sound_dim;
}
static int ath10k_mac_set_txbf_conf(struct ath10k_vif *arvif)
{
u32 value = 0;
struct ath10k *ar = arvif->ar;
int nsts;
int sound_dim;
if (ath10k_wmi_get_txbf_conf_scheme(ar) != WMI_TXBF_CONF_BEFORE_ASSOC)
return 0;
nsts = ath10k_mac_get_vht_cap_bf_sts(ar);
if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE))
value |= SM((ar->num_rf_chains - 1), WMI_TXBF_STS_CAP_OFFSET);
value |= SM(nsts, WMI_TXBF_STS_CAP_OFFSET);
sound_dim = ath10k_mac_get_vht_cap_bf_sound_dim(ar);
if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE))
value |= SM((ar->num_rf_chains - 1), WMI_BF_SOUND_DIM_OFFSET);
value |= SM(sound_dim, WMI_BF_SOUND_DIM_OFFSET);
if (!value)
return 0;
@ -4175,6 +4208,14 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
case NL80211_IFTYPE_ADHOC:
arvif->vdev_type = WMI_VDEV_TYPE_IBSS;
break;
case NL80211_IFTYPE_MESH_POINT:
if (!test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
ret = -EINVAL;
ath10k_warn(ar, "must load driver with rawmode=1 to add mesh interfaces\n");
goto err;
}
arvif->vdev_type = WMI_VDEV_TYPE_AP;
break;
case NL80211_IFTYPE_AP:
arvif->vdev_type = WMI_VDEV_TYPE_AP;
@ -4215,6 +4256,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
* become corrupted, e.g. have garbled IEs or out-of-date TIM bitmap.
*/
if (vif->type == NL80211_IFTYPE_ADHOC ||
vif->type == NL80211_IFTYPE_MESH_POINT ||
vif->type == NL80211_IFTYPE_AP) {
arvif->beacon_buf = dma_zalloc_coherent(ar->dev,
IEEE80211_MAX_FRAME_LEN,
@ -4554,6 +4596,13 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw,
if (ret)
ath10k_warn(ar, "failed to update beacon template: %d\n",
ret);
if (ieee80211_vif_is_mesh(vif)) {
/* mesh doesn't use SSID but firmware needs it */
strncpy(arvif->u.ap.ssid, "mesh",
sizeof(arvif->u.ap.ssid));
arvif->u.ap.ssid_len = 4;
}
}
if (changed & BSS_CHANGED_AP_PROBE_RESP) {
@ -4751,6 +4800,11 @@ static int ath10k_hw_scan(struct ieee80211_hw *hw,
spin_unlock_bh(&ar->data_lock);
}
/* Add a 200ms margin to account for event/command processing */
ieee80211_queue_delayed_work(ar->hw, &ar->scan.timeout,
msecs_to_jiffies(arg.max_scan_time +
200));
exit:
mutex_unlock(&ar->conf_mutex);
return ret;
@ -5293,6 +5347,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
} else if (old_state == IEEE80211_STA_AUTH &&
new_state == IEEE80211_STA_ASSOC &&
(vif->type == NL80211_IFTYPE_AP ||
vif->type == NL80211_IFTYPE_MESH_POINT ||
vif->type == NL80211_IFTYPE_ADHOC)) {
/*
* New association.
@ -5328,6 +5383,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
} else if (old_state == IEEE80211_STA_ASSOC &&
new_state == IEEE80211_STA_AUTH &&
(vif->type == NL80211_IFTYPE_AP ||
vif->type == NL80211_IFTYPE_MESH_POINT ||
vif->type == NL80211_IFTYPE_ADHOC)) {
/*
* Disassociation.
@ -5901,7 +5957,7 @@ ath10k_mac_bitrate_mask_get_single_rate(struct ath10k *ar,
}
static int ath10k_mac_set_fixed_rate_params(struct ath10k_vif *arvif,
u8 rate, u8 nss, u8 sgi)
u8 rate, u8 nss, u8 sgi, u8 ldpc)
{
struct ath10k *ar = arvif->ar;
u32 vdev_param;
@ -5934,6 +5990,13 @@ static int ath10k_mac_set_fixed_rate_params(struct ath10k_vif *arvif,
return ret;
}
vdev_param = ar->wmi.vdev_param->ldpc;
ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, ldpc);
if (ret) {
ath10k_warn(ar, "failed to set ldpc param %d: %d\n", ldpc, ret);
return ret;
}
return 0;
}
@ -5997,6 +6060,7 @@ static int ath10k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw,
u8 rate;
u8 nss;
u8 sgi;
u8 ldpc;
int single_nss;
int ret;
@ -6006,6 +6070,7 @@ static int ath10k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw,
band = def.chan->band;
ht_mcs_mask = mask->control[band].ht_mcs;
vht_mcs_mask = mask->control[band].vht_mcs;
ldpc = !!(ar->ht_cap_info & WMI_HT_CAP_LDPC);
sgi = mask->control[band].gi;
if (sgi == NL80211_TXRATE_FORCE_LGI)
@ -6044,7 +6109,7 @@ static int ath10k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw,
mutex_lock(&ar->conf_mutex);
ret = ath10k_mac_set_fixed_rate_params(arvif, rate, nss, sgi);
ret = ath10k_mac_set_fixed_rate_params(arvif, rate, nss, sgi, ldpc);
if (ret) {
ath10k_warn(ar, "failed to set fixed rate params on vdev %i: %d\n",
arvif->vdev_id, ret);
@ -6218,6 +6283,94 @@ ath10k_mac_update_rx_channel(struct ath10k *ar,
rcu_read_unlock();
}
static void
ath10k_mac_update_vif_chan(struct ath10k *ar,
struct ieee80211_vif_chanctx_switch *vifs,
int n_vifs)
{
struct ath10k_vif *arvif;
int ret;
int i;
lockdep_assert_held(&ar->conf_mutex);
/* First stop monitor interface. Some FW versions crash if there's a
* lone monitor interface.
*/
if (ar->monitor_started)
ath10k_monitor_stop(ar);
for (i = 0; i < n_vifs; i++) {
arvif = ath10k_vif_to_arvif(vifs[i].vif);
ath10k_dbg(ar, ATH10K_DBG_MAC,
"mac chanctx switch vdev_id %i freq %hu->%hu width %d->%d\n",
arvif->vdev_id,
vifs[i].old_ctx->def.chan->center_freq,
vifs[i].new_ctx->def.chan->center_freq,
vifs[i].old_ctx->def.width,
vifs[i].new_ctx->def.width);
if (WARN_ON(!arvif->is_started))
continue;
if (WARN_ON(!arvif->is_up))
continue;
ret = ath10k_wmi_vdev_down(ar, arvif->vdev_id);
if (ret) {
ath10k_warn(ar, "failed to down vdev %d: %d\n",
arvif->vdev_id, ret);
continue;
}
}
/* All relevant vdevs are downed and associated channel resources
* should be available for the channel switch now.
*/
spin_lock_bh(&ar->data_lock);
ath10k_mac_update_rx_channel(ar, NULL, vifs, n_vifs);
spin_unlock_bh(&ar->data_lock);
for (i = 0; i < n_vifs; i++) {
arvif = ath10k_vif_to_arvif(vifs[i].vif);
if (WARN_ON(!arvif->is_started))
continue;
if (WARN_ON(!arvif->is_up))
continue;
ret = ath10k_mac_setup_bcn_tmpl(arvif);
if (ret)
ath10k_warn(ar, "failed to update bcn tmpl during csa: %d\n",
ret);
ret = ath10k_mac_setup_prb_tmpl(arvif);
if (ret)
ath10k_warn(ar, "failed to update prb tmpl during csa: %d\n",
ret);
ret = ath10k_vdev_restart(arvif, &vifs[i].new_ctx->def);
if (ret) {
ath10k_warn(ar, "failed to restart vdev %d: %d\n",
arvif->vdev_id, ret);
continue;
}
ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid,
arvif->bssid);
if (ret) {
ath10k_warn(ar, "failed to bring vdev up %d: %d\n",
arvif->vdev_id, ret);
continue;
}
}
ath10k_monitor_recalc(ar);
}
static int
ath10k_mac_op_add_chanctx(struct ieee80211_hw *hw,
struct ieee80211_chanctx_conf *ctx)
@ -6264,12 +6417,52 @@ ath10k_mac_op_remove_chanctx(struct ieee80211_hw *hw,
mutex_unlock(&ar->conf_mutex);
}
struct ath10k_mac_change_chanctx_arg {
struct ieee80211_chanctx_conf *ctx;
struct ieee80211_vif_chanctx_switch *vifs;
int n_vifs;
int next_vif;
};
static void
ath10k_mac_change_chanctx_cnt_iter(void *data, u8 *mac,
struct ieee80211_vif *vif)
{
struct ath10k_mac_change_chanctx_arg *arg = data;
if (rcu_access_pointer(vif->chanctx_conf) != arg->ctx)
return;
arg->n_vifs++;
}
static void
ath10k_mac_change_chanctx_fill_iter(void *data, u8 *mac,
struct ieee80211_vif *vif)
{
struct ath10k_mac_change_chanctx_arg *arg = data;
struct ieee80211_chanctx_conf *ctx;
ctx = rcu_access_pointer(vif->chanctx_conf);
if (ctx != arg->ctx)
return;
if (WARN_ON(arg->next_vif == arg->n_vifs))
return;
arg->vifs[arg->next_vif].vif = vif;
arg->vifs[arg->next_vif].old_ctx = ctx;
arg->vifs[arg->next_vif].new_ctx = ctx;
arg->next_vif++;
}
static void
ath10k_mac_op_change_chanctx(struct ieee80211_hw *hw,
struct ieee80211_chanctx_conf *ctx,
u32 changed)
{
struct ath10k *ar = hw->priv;
struct ath10k_mac_change_chanctx_arg arg = { .ctx = ctx };
mutex_lock(&ar->conf_mutex);
@ -6283,6 +6476,30 @@ ath10k_mac_op_change_chanctx(struct ieee80211_hw *hw,
if (WARN_ON(changed & IEEE80211_CHANCTX_CHANGE_CHANNEL))
goto unlock;
if (changed & IEEE80211_CHANCTX_CHANGE_WIDTH) {
ieee80211_iterate_active_interfaces_atomic(
hw,
IEEE80211_IFACE_ITER_NORMAL,
ath10k_mac_change_chanctx_cnt_iter,
&arg);
if (arg.n_vifs == 0)
goto radar;
arg.vifs = kcalloc(arg.n_vifs, sizeof(arg.vifs[0]),
GFP_KERNEL);
if (!arg.vifs)
goto radar;
ieee80211_iterate_active_interfaces_atomic(
hw,
IEEE80211_IFACE_ITER_NORMAL,
ath10k_mac_change_chanctx_fill_iter,
&arg);
ath10k_mac_update_vif_chan(ar, arg.vifs, arg.n_vifs);
kfree(arg.vifs);
}
radar:
ath10k_recalc_radar_detection(ar);
/* FIXME: How to configure Rx chains properly? */
@ -6402,91 +6619,13 @@ ath10k_mac_op_switch_vif_chanctx(struct ieee80211_hw *hw,
enum ieee80211_chanctx_switch_mode mode)
{
struct ath10k *ar = hw->priv;
struct ath10k_vif *arvif;
int ret;
int i;
mutex_lock(&ar->conf_mutex);
ath10k_dbg(ar, ATH10K_DBG_MAC,
"mac chanctx switch n_vifs %d mode %d\n",
n_vifs, mode);
/* First stop monitor interface. Some FW versions crash if there's a
* lone monitor interface.
*/
if (ar->monitor_started)
ath10k_monitor_stop(ar);
for (i = 0; i < n_vifs; i++) {
arvif = ath10k_vif_to_arvif(vifs[i].vif);
ath10k_dbg(ar, ATH10K_DBG_MAC,
"mac chanctx switch vdev_id %i freq %hu->%hu width %d->%d\n",
arvif->vdev_id,
vifs[i].old_ctx->def.chan->center_freq,
vifs[i].new_ctx->def.chan->center_freq,
vifs[i].old_ctx->def.width,
vifs[i].new_ctx->def.width);
if (WARN_ON(!arvif->is_started))
continue;
if (WARN_ON(!arvif->is_up))
continue;
ret = ath10k_wmi_vdev_down(ar, arvif->vdev_id);
if (ret) {
ath10k_warn(ar, "failed to down vdev %d: %d\n",
arvif->vdev_id, ret);
continue;
}
}
/* All relevant vdevs are downed and associated channel resources
* should be available for the channel switch now.
*/
spin_lock_bh(&ar->data_lock);
ath10k_mac_update_rx_channel(ar, NULL, vifs, n_vifs);
spin_unlock_bh(&ar->data_lock);
for (i = 0; i < n_vifs; i++) {
arvif = ath10k_vif_to_arvif(vifs[i].vif);
if (WARN_ON(!arvif->is_started))
continue;
if (WARN_ON(!arvif->is_up))
continue;
ret = ath10k_mac_setup_bcn_tmpl(arvif);
if (ret)
ath10k_warn(ar, "failed to update bcn tmpl during csa: %d\n",
ret);
ret = ath10k_mac_setup_prb_tmpl(arvif);
if (ret)
ath10k_warn(ar, "failed to update prb tmpl during csa: %d\n",
ret);
ret = ath10k_vdev_restart(arvif, &vifs[i].new_ctx->def);
if (ret) {
ath10k_warn(ar, "failed to restart vdev %d: %d\n",
arvif->vdev_id, ret);
continue;
}
ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid,
arvif->bssid);
if (ret) {
ath10k_warn(ar, "failed to bring vdev up %d: %d\n",
arvif->vdev_id, ret);
continue;
}
}
ath10k_monitor_recalc(ar);
ath10k_mac_update_vif_chan(ar, vifs, n_vifs);
mutex_unlock(&ar->conf_mutex);
return 0;
@ -6642,6 +6781,9 @@ static const struct ieee80211_iface_limit ath10k_if_limits[] = {
{
.max = 7,
.types = BIT(NL80211_IFTYPE_AP)
#ifdef CONFIG_MAC80211_MESH
| BIT(NL80211_IFTYPE_MESH_POINT)
#endif
},
};
@ -6649,6 +6791,9 @@ static const struct ieee80211_iface_limit ath10k_10x_if_limits[] = {
{
.max = 8,
.types = BIT(NL80211_IFTYPE_AP)
#ifdef CONFIG_MAC80211_MESH
| BIT(NL80211_IFTYPE_MESH_POINT)
#endif
},
};
@ -6686,6 +6831,9 @@ static const struct ieee80211_iface_limit ath10k_tlv_if_limit[] = {
{
.max = 2,
.types = BIT(NL80211_IFTYPE_AP) |
#ifdef CONFIG_MAC80211_MESH
BIT(NL80211_IFTYPE_MESH_POINT) |
#endif
BIT(NL80211_IFTYPE_P2P_CLIENT) |
BIT(NL80211_IFTYPE_P2P_GO),
},
@ -6707,6 +6855,9 @@ static const struct ieee80211_iface_limit ath10k_tlv_qcs_if_limit[] = {
{
.max = 1,
.types = BIT(NL80211_IFTYPE_AP) |
#ifdef CONFIG_MAC80211_MESH
BIT(NL80211_IFTYPE_MESH_POINT) |
#endif
BIT(NL80211_IFTYPE_P2P_GO),
},
{
@ -6773,6 +6924,9 @@ static const struct ieee80211_iface_limit ath10k_10_4_if_limits[] = {
{
.max = 16,
.types = BIT(NL80211_IFTYPE_AP)
#ifdef CONFIG_MAC80211_MESH
| BIT(NL80211_IFTYPE_MESH_POINT)
#endif
},
};
@ -6804,7 +6958,7 @@ static struct ieee80211_sta_vht_cap ath10k_create_vht_cap(struct ath10k *ar)
if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE)) {
val = ar->num_rf_chains - 1;
val = ath10k_mac_get_vht_cap_bf_sts(ar);
val <<= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT;
val &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK;
@ -6813,7 +6967,7 @@ static struct ieee80211_sta_vht_cap ath10k_create_vht_cap(struct ath10k *ar)
if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE)) {
val = ar->num_rf_chains - 1;
val = ath10k_mac_get_vht_cap_bf_sound_dim(ar);
val <<= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT;
val &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK;
@ -6997,7 +7151,8 @@ int ath10k_mac_register(struct ath10k *ar)
ar->hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_AP);
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_MESH_POINT);
ar->hw->wiphy->available_antennas_rx = ar->supp_rx_chainmask;
ar->hw->wiphy->available_antennas_tx = ar->supp_tx_chainmask;

18
drivers/net/wireless/ath/ath10k/pci.c
View File

@ -2609,12 +2609,9 @@ static int ath10k_pci_request_irq(struct ath10k *ar)
return ath10k_pci_request_irq_legacy(ar);
case 1:
return ath10k_pci_request_irq_msi(ar);
case MSI_NUM_REQUEST:
default:
return ath10k_pci_request_irq_msix(ar);
}
ath10k_warn(ar, "unknown irq configuration upon request\n");
return -EINVAL;
}
static void ath10k_pci_free_irq(struct ath10k *ar)
@ -2657,7 +2654,7 @@ static int ath10k_pci_init_irq(struct ath10k *ar)
/* Try MSI-X */
if (ath10k_pci_irq_mode == ATH10K_PCI_IRQ_AUTO) {
ar_pci->num_msi_intrs = MSI_NUM_REQUEST;
ar_pci->num_msi_intrs = MSI_ASSIGN_CE_MAX + 1;
ret = pci_enable_msi_range(ar_pci->pdev, ar_pci->num_msi_intrs,
ar_pci->num_msi_intrs);
if (ret > 0)
@ -2705,18 +2702,13 @@ static int ath10k_pci_deinit_irq(struct ath10k *ar)
switch (ar_pci->num_msi_intrs) {
case 0:
ath10k_pci_deinit_irq_legacy(ar);
return 0;
case 1:
/* fall-through */
case MSI_NUM_REQUEST:
pci_disable_msi(ar_pci->pdev);
return 0;
break;
default:
pci_disable_msi(ar_pci->pdev);
break;
}
ath10k_warn(ar, "unknown irq configuration upon deinit\n");
return -EINVAL;
return 0;
}
static int ath10k_pci_wait_for_target_init(struct ath10k *ar)

14
drivers/net/wireless/ath/ath10k/txrx.c
View File

@ -52,6 +52,9 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt,
struct ieee80211_tx_info *info;
struct ath10k_skb_cb *skb_cb;
struct sk_buff *msdu;
struct ieee80211_hdr *hdr;
__le16 fc;
bool limit_mgmt_desc = false;
ath10k_dbg(ar, ATH10K_DBG_HTT,
"htt tx completion msdu_id %u discard %d no_ack %d success %d\n",
@ -72,14 +75,21 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt,
spin_unlock_bh(&htt->tx_lock);
return;
}
hdr = (struct ieee80211_hdr *)msdu->data;
fc = hdr->frame_control;
if (unlikely(ieee80211_is_mgmt(fc)) &&
ar->hw_params.max_probe_resp_desc_thres)
limit_mgmt_desc = true;
ath10k_htt_tx_free_msdu_id(htt, tx_done->msdu_id);
__ath10k_htt_tx_dec_pending(htt);
__ath10k_htt_tx_dec_pending(htt, limit_mgmt_desc);
if (htt->num_pending_tx == 0)
wake_up(&htt->empty_tx_wq);
spin_unlock_bh(&htt->tx_lock);
skb_cb = ATH10K_SKB_CB(msdu);
dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE);
if (skb_cb->htt.txbuf)

76
drivers/net/wireless/ath/ath10k/wmi.c
View File

@ -3917,6 +3917,53 @@ static int ath10k_wmi_alloc_host_mem(struct ath10k *ar, u32 req_id,
return 0;
}
static bool
ath10k_wmi_is_host_mem_allocated(struct ath10k *ar,
const struct wlan_host_mem_req **mem_reqs,
u32 num_mem_reqs)
{
u32 req_id, num_units, unit_size, num_unit_info;
u32 pool_size;
int i, j;
bool found;
if (ar->wmi.num_mem_chunks != num_mem_reqs)
return false;
for (i = 0; i < num_mem_reqs; ++i) {
req_id = __le32_to_cpu(mem_reqs[i]->req_id);
num_units = __le32_to_cpu(mem_reqs[i]->num_units);
unit_size = __le32_to_cpu(mem_reqs[i]->unit_size);
num_unit_info = __le32_to_cpu(mem_reqs[i]->num_unit_info);
if (num_unit_info & NUM_UNITS_IS_NUM_ACTIVE_PEERS) {
if (ar->num_active_peers)
num_units = ar->num_active_peers + 1;
else
num_units = ar->max_num_peers + 1;
} else if (num_unit_info & NUM_UNITS_IS_NUM_PEERS) {
num_units = ar->max_num_peers + 1;
} else if (num_unit_info & NUM_UNITS_IS_NUM_VDEVS) {
num_units = ar->max_num_vdevs + 1;
}
found = false;
for (j = 0; j < ar->wmi.num_mem_chunks; j++) {
if (ar->wmi.mem_chunks[j].req_id == req_id) {
pool_size = num_units * round_up(unit_size, 4);
if (ar->wmi.mem_chunks[j].len == pool_size) {
found = true;
break;
}
}
}
if (!found)
return false;
}
return true;
}
static int
ath10k_wmi_main_op_pull_svc_rdy_ev(struct ath10k *ar, struct sk_buff *skb,
struct wmi_svc_rdy_ev_arg *arg)
@ -3997,6 +4044,7 @@ static void ath10k_wmi_event_service_ready_work(struct work_struct *work)
struct wmi_svc_rdy_ev_arg arg = {};
u32 num_units, req_id, unit_size, num_mem_reqs, num_unit_info, i;
int ret;
bool allocated;
if (!skb) {
ath10k_warn(ar, "invalid service ready event skb\n");
@ -4073,6 +4121,18 @@ static void ath10k_wmi_event_service_ready_work(struct work_struct *work)
* and WMI_SERVICE_IRAM_TIDS, etc.
*/
allocated = ath10k_wmi_is_host_mem_allocated(ar, arg.mem_reqs,
num_mem_reqs);
if (allocated)
goto skip_mem_alloc;
/* Either this event is received during boot time or there is a change
* in memory requirement from firmware when compared to last request.
* Free any old memory and do a fresh allocation based on the current
* memory requirement.
*/
ath10k_wmi_free_host_mem(ar);
for (i = 0; i < num_mem_reqs; ++i) {
req_id = __le32_to_cpu(arg.mem_reqs[i]->req_id);
num_units = __le32_to_cpu(arg.mem_reqs[i]->num_units);
@ -4108,6 +4168,7 @@ static void ath10k_wmi_event_service_ready_work(struct work_struct *work)
return;
}
skip_mem_alloc:
ath10k_dbg(ar, ATH10K_DBG_WMI,
"wmi event service ready min_tx_power 0x%08x max_tx_power 0x%08x ht_cap 0x%08x vht_cap 0x%08x sw_ver0 0x%08x sw_ver1 0x%08x fw_build 0x%08x phy_capab 0x%08x num_rf_chains 0x%08x eeprom_rd 0x%08x num_mem_reqs 0x%08x\n",
__le32_to_cpu(arg.min_tx_power),
@ -6660,15 +6721,10 @@ int ath10k_wmi_attach(struct ath10k *ar)
return 0;
}
void ath10k_wmi_detach(struct ath10k *ar)
void ath10k_wmi_free_host_mem(struct ath10k *ar)
{
int i;
cancel_work_sync(&ar->svc_rdy_work);
if (ar->svc_rdy_skb)
dev_kfree_skb(ar->svc_rdy_skb);
/* free the host memory chunks requested by firmware */
for (i = 0; i < ar->wmi.num_mem_chunks; i++) {
dma_free_coherent(ar->dev,
@ -6679,3 +6735,11 @@ void ath10k_wmi_detach(struct ath10k *ar)
ar->wmi.num_mem_chunks = 0;
}
void ath10k_wmi_detach(struct ath10k *ar)
{
cancel_work_sync(&ar->svc_rdy_work);
if (ar->svc_rdy_skb)
dev_kfree_skb(ar->svc_rdy_skb);
}

1
drivers/net/wireless/ath/ath10k/wmi.h
View File

@ -6067,6 +6067,7 @@ struct ath10k_fw_stats_peer;
int ath10k_wmi_attach(struct ath10k *ar);
void ath10k_wmi_detach(struct ath10k *ar);
void ath10k_wmi_free_host_mem(struct ath10k *ar);
int ath10k_wmi_wait_for_service_ready(struct ath10k *ar);
int ath10k_wmi_wait_for_unified_ready(struct ath10k *ar);

6
drivers/net/wireless/ath/ath9k/ar9003_calib.c
View File

@ -1249,7 +1249,8 @@ static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g)
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, 0x0);
if (AR_SREV_9003_PCOEM(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah)) {
if (AR_SREV_9003_PCOEM(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah) ||
AR_SREV_9561(ah)) {
if (is_2g)
REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain),
AR_PHY_65NM_RXRF_AGC_AGC2G_DBDAC_OVR,
@ -1640,7 +1641,8 @@ static bool ar9003_hw_init_cal_soc(struct ath_hw *ah,
skip_tx_iqcal:
if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) {
if (AR_SREV_9330_11(ah) || AR_SREV_9531(ah) || AR_SREV_9550(ah)) {
if (AR_SREV_9330_11(ah) || AR_SREV_9531(ah) || AR_SREV_9550(ah) ||
AR_SREV_9561(ah)) {
for (i = 0; i < AR9300_MAX_CHAINS; i++) {
if (!(ah->rxchainmask & (1 << i)))
continue;

1
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -635,6 +635,7 @@ struct ath9k_vif_iter_data {
int nstations; /* number of station vifs */
int nwds; /* number of WDS vifs */
int nadhocs; /* number of adhoc vifs */
int nocbs; /* number of OCB vifs */
struct ieee80211_vif *primary_sta;
};

4
drivers/net/wireless/ath/ath9k/debug.c
View File

@ -741,8 +741,8 @@ static int read_file_misc(struct seq_file *file, void *data)
i++, (int)(ctx->assigned), iter_data.naps,
iter_data.nstations,
iter_data.nmeshes, iter_data.nwds);
seq_printf(file, " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
iter_data.nadhocs, sc->cur_chan->nvifs,
seq_printf(file, " ADHOC: %i OCB: %i TOTAL: %hi BEACON-VIF: %hi\n",
iter_data.nadhocs, iter_data.nocbs, sc->cur_chan->nvifs,
sc->nbcnvifs);
}

106
drivers/net/wireless/ath/ath9k/hif_usb.c
View File

@ -17,12 +17,8 @@
#include <asm/unaligned.h>
#include "htc.h"
/* identify firmware images */
#define FIRMWARE_AR7010_1_1 "htc_7010.fw"
#define FIRMWARE_AR9271 "htc_9271.fw"
MODULE_FIRMWARE(FIRMWARE_AR7010_1_1);
MODULE_FIRMWARE(FIRMWARE_AR9271);
MODULE_FIRMWARE(HTC_7010_MODULE_FW);
MODULE_FIRMWARE(HTC_9271_MODULE_FW);
static struct usb_device_id ath9k_hif_usb_ids[] = {
{ USB_DEVICE(0x0cf3, 0x9271) }, /* Atheros */
@ -1080,12 +1076,88 @@ static void ath9k_hif_usb_firmware_fail(struct hif_device_usb *hif_dev)
device_unlock(parent);
}
static void ath9k_hif_usb_firmware_cb(const struct firmware *fw, void *context);
/* taken from iwlwifi */
static int ath9k_hif_request_firmware(struct hif_device_usb *hif_dev,
bool first)
{
char index[8], *chip;
int ret;
if (first) {
if (htc_use_dev_fw) {
hif_dev->fw_minor_index = FIRMWARE_MINOR_IDX_MAX + 1;
sprintf(index, "%s", "dev");
} else {
hif_dev->fw_minor_index = FIRMWARE_MINOR_IDX_MAX;
sprintf(index, "%d", hif_dev->fw_minor_index);
}
} else {
hif_dev->fw_minor_index--;
sprintf(index, "%d", hif_dev->fw_minor_index);
}
/* test for FW 1.3 */
if (MAJOR_VERSION_REQ == 1 && hif_dev->fw_minor_index == 3) {
const char *filename;
if (IS_AR7010_DEVICE(hif_dev->usb_device_id->driver_info))
filename = FIRMWARE_AR7010_1_1;
else
filename = FIRMWARE_AR9271;
/* expected fw locations:
* - htc_9271.fw (stable version 1.3, depricated)
*/
snprintf(hif_dev->fw_name, sizeof(hif_dev->fw_name),
"%s", filename);
} else if (hif_dev->fw_minor_index < FIRMWARE_MINOR_IDX_MIN) {
dev_err(&hif_dev->udev->dev, "no suitable firmware found!\n");
return -ENOENT;
} else {
if (IS_AR7010_DEVICE(hif_dev->usb_device_id->driver_info))
chip = "7010";
else
chip = "9271";
/* expected fw locations:
* - ath9k_htc/htc_9271-1.dev.0.fw (development version)
* - ath9k_htc/htc_9271-1.4.0.fw (stable version)
*/
snprintf(hif_dev->fw_name, sizeof(hif_dev->fw_name),
"%s/htc_%s-%d.%s.0.fw", HTC_FW_PATH,
chip, MAJOR_VERSION_REQ, index);
}
ret = request_firmware_nowait(THIS_MODULE, true, hif_dev->fw_name,
&hif_dev->udev->dev, GFP_KERNEL,
hif_dev, ath9k_hif_usb_firmware_cb);
if (ret) {
dev_err(&hif_dev->udev->dev,
"ath9k_htc: Async request for firmware %s failed\n",
hif_dev->fw_name);
return ret;
}
dev_info(&hif_dev->udev->dev, "ath9k_htc: Firmware %s requested\n",
hif_dev->fw_name);
return ret;
}
static void ath9k_hif_usb_firmware_cb(const struct firmware *fw, void *context)
{
struct hif_device_usb *hif_dev = context;
int ret;
if (!fw) {
ret = ath9k_hif_request_firmware(hif_dev, false);
if (!ret)
return;
dev_err(&hif_dev->udev->dev,
"ath9k_htc: Failed to get firmware %s\n",
hif_dev->fw_name);
@ -1215,27 +1287,11 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface,
init_completion(&hif_dev->fw_done);
/* Find out which firmware to load */
if (IS_AR7010_DEVICE(id->driver_info))
hif_dev->fw_name = FIRMWARE_AR7010_1_1;
else
hif_dev->fw_name = FIRMWARE_AR9271;
ret = request_firmware_nowait(THIS_MODULE, true, hif_dev->fw_name,
&hif_dev->udev->dev, GFP_KERNEL,
hif_dev, ath9k_hif_usb_firmware_cb);
if (ret) {
dev_err(&hif_dev->udev->dev,
"ath9k_htc: Async request for firmware %s failed\n",
hif_dev->fw_name);
ret = ath9k_hif_request_firmware(hif_dev, true);
if (ret)
goto err_fw_req;
}
dev_info(&hif_dev->udev->dev, "ath9k_htc: Firmware %s requested\n",
hif_dev->fw_name);
return 0;
return ret;
err_fw_req:
usb_set_intfdata(interface, NULL);

21
drivers/net/wireless/ath/ath9k/hif_usb.h
View File

@ -17,8 +17,26 @@
#ifndef HTC_USB_H
#define HTC_USB_H
/* old firmware images */
#define FIRMWARE_AR7010_1_1 "htc_7010.fw"
#define FIRMWARE_AR9271 "htc_9271.fw"
/* supported Major FW version */
#define MAJOR_VERSION_REQ 1
#define MINOR_VERSION_REQ 3
/* minimal and maximal supported Minor FW version. */
#define FIRMWARE_MINOR_IDX_MAX 4
#define FIRMWARE_MINOR_IDX_MIN 3
#define HTC_FW_PATH "ath9k_htc"
#define HTC_9271_MODULE_FW HTC_FW_PATH "/htc_9271-" \
__stringify(MAJOR_VERSION_REQ) \
"." __stringify(FIRMWARE_MINOR_IDX_MAX) ".0.fw"
#define HTC_7010_MODULE_FW HTC_FW_PATH "/htc_7010-" \
__stringify(MAJOR_VERSION_REQ) \
"." __stringify(FIRMWARE_MINOR_IDX_MAX) ".0.fw"
extern int htc_use_dev_fw;
#define IS_AR7010_DEVICE(_v) (((_v) == AR9280_USB) || ((_v) == AR9287_USB))
@ -101,7 +119,8 @@ struct hif_device_usb {
struct usb_anchor reg_in_submitted;
struct usb_anchor mgmt_submitted;
struct sk_buff *remain_skb;
const char *fw_name;
char fw_name[32];
int fw_minor_index;
int rx_remain_len;
int rx_pkt_len;
int rx_transfer_len;

7
drivers/net/wireless/ath/ath9k/htc_drv_init.c
View File

@ -38,6 +38,10 @@ static int ath9k_ps_enable;
module_param_named(ps_enable, ath9k_ps_enable, int, 0444);
MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave");
int htc_use_dev_fw = 0;
module_param_named(use_dev_fw, htc_use_dev_fw, int, 0444);
MODULE_PARM_DESC(use_dev_fw, "Use development FW version");
#ifdef CONFIG_MAC80211_LEDS
int ath9k_htc_led_blink = 1;
module_param_named(blink, ath9k_htc_led_blink, int, 0444);
@ -736,7 +740,8 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_P2P_GO) |
BIT(NL80211_IFTYPE_P2P_CLIENT) |
BIT(NL80211_IFTYPE_MESH_POINT);
BIT(NL80211_IFTYPE_MESH_POINT) |
BIT(NL80211_IFTYPE_OCB);
hw->wiphy->iface_combinations = &if_comb;
hw->wiphy->n_iface_combinations = 1;

1
drivers/net/wireless/ath/ath9k/hw.c
View File

@ -1241,6 +1241,7 @@ static void ath9k_hw_set_operating_mode(struct ath_hw *ah, int opmode)
break;
}
/* fall through */
case NL80211_IFTYPE_OCB:
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
set |= AR_STA_ID1_STA_AP;

3
drivers/net/wireless/ath/ath9k/init.c
View File

@ -855,7 +855,8 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT) |
BIT(NL80211_IFTYPE_WDS);
BIT(NL80211_IFTYPE_WDS) |
BIT(NL80211_IFTYPE_OCB);
if (ath9k_is_chanctx_enabled())
hw->wiphy->interface_modes |=

8
drivers/net/wireless/ath/ath9k/main.c
View File

@ -938,6 +938,9 @@ static void ath9k_vif_iter(struct ath9k_vif_iter_data *iter_data,
if (avp->assoc && !iter_data->primary_sta)
iter_data->primary_sta = vif;
break;
case NL80211_IFTYPE_OCB:
iter_data->nocbs++;
break;
case NL80211_IFTYPE_ADHOC:
iter_data->nadhocs++;
if (vif->bss_conf.enable_beacon)
@ -1111,6 +1114,8 @@ void ath9k_calculate_summary_state(struct ath_softc *sc,
if (iter_data.nmeshes)
ah->opmode = NL80211_IFTYPE_MESH_POINT;
else if (iter_data.nocbs)
ah->opmode = NL80211_IFTYPE_OCB;
else if (iter_data.nwds)
ah->opmode = NL80211_IFTYPE_AP;
else if (iter_data.nadhocs)
@ -1760,7 +1765,8 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
ath9k_calculate_summary_state(sc, avp->chanctx);
}
if (changed & BSS_CHANGED_IBSS) {
if ((changed & BSS_CHANGED_IBSS) ||
(changed & BSS_CHANGED_OCB)) {
memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN);
common->curaid = bss_conf->aid;
ath9k_hw_write_associd(sc->sc_ah);

2
drivers/net/wireless/ath/ath9k/recv.c
View File

@ -403,7 +403,7 @@ u32 ath_calcrxfilter(struct ath_softc *sc)
(sc->cur_chan->nvifs <= 1) &&
!(sc->cur_chan->rxfilter & FIF_BCN_PRBRESP_PROMISC))
rfilt |= ATH9K_RX_FILTER_MYBEACON;
else
else if (sc->sc_ah->opmode != NL80211_IFTYPE_OCB)
rfilt |= ATH9K_RX_FILTER_BEACON;
if ((sc->sc_ah->opmode == NL80211_IFTYPE_AP) ||

2
drivers/net/wireless/ath/carl9170/rx.c
View File

@ -453,7 +453,7 @@ static void carl9170_rx_phy_status(struct ar9170 *ar,
/* post-process RSSI */
for (i = 0; i < 7; i++)
if (phy->rssi[i] & 0x80)
phy->rssi[i] = ((phy->rssi[i] & 0x7f) + 1) & 0x7f;
phy->rssi[i] = ((~phy->rssi[i] & 0x7f) + 1) & 0x7f;
/* TODO: we could do something with phy_errors */
status->signal = ar->noise[0] + phy->rssi_combined;

8
drivers/net/wireless/ath/dfs_pattern_detector.c
View File

@ -21,12 +21,6 @@
#include "dfs_pri_detector.h"
#include "ath.h"
/*
* tolerated deviation of radar time stamp in usecs on both sides
* TODO: this might need to be HW-dependent
*/
#define PRI_TOLERANCE 16
/**
* struct radar_types - contains array of patterns defined for one DFS domain
* @domain: DFS regulatory domain
@ -121,7 +115,7 @@ static const struct radar_detector_specs jp_radar_ref_types[] = {
JP_PATTERN(4, 0, 5, 150, 230, 1, 23, 50, false),
JP_PATTERN(5, 6, 10, 200, 500, 1, 16, 50, false),
JP_PATTERN(6, 11, 20, 200, 500, 1, 12, 50, false),
JP_PATTERN(7, 50, 100, 1000, 2000, 1, 20, 50, false),
JP_PATTERN(7, 50, 100, 1000, 2000, 1, 3, 50, false),
JP_PATTERN(5, 0, 1, 333, 333, 1, 9, 50, false),
};

5
drivers/net/wireless/ath/dfs_pattern_detector.h
View File

@ -21,6 +21,11 @@
#include <linux/list.h>
#include <linux/nl80211.h>
/* tolerated deviation of radar time stamp in usecs on both sides
* TODO: this might need to be HW-dependent
*/
#define PRI_TOLERANCE 16
/**
* struct ath_dfs_pool_stats - DFS Statistics for global pools
*/

6
drivers/net/wireless/ath/dfs_pri_detector.c
View File

@ -25,6 +25,9 @@ struct ath_dfs_pool_stats global_dfs_pool_stats = {};
#define DFS_POOL_STAT_INC(c) (global_dfs_pool_stats.c++)
#define DFS_POOL_STAT_DEC(c) (global_dfs_pool_stats.c--)
#define GET_PRI_TO_USE(MIN, MAX, RUNTIME) \
(MIN + PRI_TOLERANCE == MAX - PRI_TOLERANCE ? \
MIN + PRI_TOLERANCE : RUNTIME)
/**
* struct pulse_elem - elements in pulse queue
@ -243,7 +246,8 @@ static bool pseq_handler_create_sequences(struct pri_detector *pde,
ps.count_falses = 0;
ps.first_ts = p->ts;
ps.last_ts = ts;
ps.pri = ts - p->ts;
ps.pri = GET_PRI_TO_USE(pde->rs->pri_min,
pde->rs->pri_max, ts - p->ts);
ps.dur = ps.pri * (pde->rs->ppb - 1)
+ 2 * pde->rs->max_pri_tolerance;

28
drivers/net/wireless/brcm80211/brcmfmac/bcdc.c
View File

@ -272,10 +272,11 @@ brcmf_proto_bcdc_hdrpush(struct brcmf_pub *drvr, int ifidx, u8 offset,
}
static int
brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
struct sk_buff *pktbuf)
brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws,
struct sk_buff *pktbuf, struct brcmf_if **ifp)
{
struct brcmf_proto_bcdc_header *h;
struct brcmf_if *tmp_if;
brcmf_dbg(BCDC, "Enter\n");
@ -289,30 +290,21 @@ brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
trace_brcmf_bcdchdr(pktbuf->data);
h = (struct brcmf_proto_bcdc_header *)(pktbuf->data);
*ifidx = BCDC_GET_IF_IDX(h);
if (*ifidx >= BRCMF_MAX_IFS) {
brcmf_err("rx data ifnum out of range (%d)\n", *ifidx);
tmp_if = brcmf_get_ifp(drvr, BCDC_GET_IF_IDX(h));
if (!tmp_if) {
brcmf_dbg(INFO, "no matching ifp found\n");
return -EBADE;
}
/* The ifidx is the idx to map to matching netdev/ifp. When receiving
* events this is easy because it contains the bssidx which maps
* 1-on-1 to the netdev/ifp. But for data frames the ifidx is rcvd.
* bssidx 1 is used for p2p0 and no data can be received or
* transmitted on it. Therefor bssidx is ifidx + 1 if ifidx > 0
*/
if (*ifidx)
(*ifidx)++;
if (((h->flags & BCDC_FLAG_VER_MASK) >> BCDC_FLAG_VER_SHIFT) !=
BCDC_PROTO_VER) {
brcmf_err("%s: non-BCDC packet received, flags 0x%x\n",
brcmf_ifname(drvr, *ifidx), h->flags);
brcmf_ifname(drvr, tmp_if->ifidx), h->flags);
return -EBADE;
}
if (h->flags & BCDC_FLAG_SUM_GOOD) {
brcmf_dbg(BCDC, "%s: BDC rcv, good checksum, flags 0x%x\n",
brcmf_ifname(drvr, *ifidx), h->flags);
brcmf_ifname(drvr, tmp_if->ifidx), h->flags);
pktbuf->ip_summed = CHECKSUM_UNNECESSARY;
}
@ -320,12 +312,14 @@ brcmf_proto_bcdc_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
skb_pull(pktbuf, BCDC_HEADER_LEN);
if (do_fws)
brcmf_fws_hdrpull(drvr, *ifidx, h->data_offset << 2, pktbuf);
brcmf_fws_hdrpull(tmp_if, h->data_offset << 2, pktbuf);
else
skb_pull(pktbuf, h->data_offset << 2);
if (pktbuf->len == 0)
return -ENODATA;
*ifp = tmp_if;
return 0;
}

4
drivers/net/wireless/brcm80211/brcmfmac/btcoex.c
View File

@ -149,7 +149,7 @@ static s32 brcmf_btcoex_params_read(struct brcmf_if *ifp, u32 addr, u32 *data)
static void brcmf_btcoex_boost_wifi(struct brcmf_btcoex_info *btci,
bool trump_sco)
{
struct brcmf_if *ifp = btci->cfg->pub->iflist[0];
struct brcmf_if *ifp = brcmf_get_ifp(btci->cfg->pub, 0);
if (trump_sco && !btci->saved_regs_part2) {
/* this should reduce eSCO agressive
@ -468,7 +468,7 @@ int brcmf_btcoex_set_mode(struct brcmf_cfg80211_vif *vif,
{
struct brcmf_cfg80211_info *cfg = wiphy_priv(vif->wdev.wiphy);
struct brcmf_btcoex_info *btci = cfg->btcoex;
struct brcmf_if *ifp = cfg->pub->iflist[0];
struct brcmf_if *ifp = brcmf_get_ifp(cfg->pub, 0);
switch (mode) {
case BRCMF_BTCOEX_DISABLED:

193
drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
View File

@ -236,89 +236,6 @@ static int brcmf_roamoff;
module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR);
MODULE_PARM_DESC(roamoff, "do not use internal roaming engine");
/* Quarter dBm units to mW
* Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153
* Table is offset so the last entry is largest mW value that fits in
* a u16.
*/
#define QDBM_OFFSET 153 /* Offset for first entry */
#define QDBM_TABLE_LEN 40 /* Table size */
/* Smallest mW value that will round up to the first table entry, QDBM_OFFSET.
* Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2
*/
#define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */
/* Largest mW value that will round down to the last table entry,
* QDBM_OFFSET + QDBM_TABLE_LEN-1.
* Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) +
* mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2.
*/
#define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */
static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = {
/* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */
/* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000,
/* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849,
/* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119,
/* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811,
/* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096
};
static u16 brcmf_qdbm_to_mw(u8 qdbm)
{
uint factor = 1;
int idx = qdbm - QDBM_OFFSET;
if (idx >= QDBM_TABLE_LEN)
/* clamp to max u16 mW value */
return 0xFFFF;
/* scale the qdBm index up to the range of the table 0-40
* where an offset of 40 qdBm equals a factor of 10 mW.
*/
while (idx < 0) {
idx += 40;
factor *= 10;
}
/* return the mW value scaled down to the correct factor of 10,
* adding in factor/2 to get proper rounding.
*/
return (nqdBm_to_mW_map[idx] + factor / 2) / factor;
}
static u8 brcmf_mw_to_qdbm(u16 mw)
{
u8 qdbm;
int offset;
uint mw_uint = mw;
uint boundary;
/* handle boundary case */
if (mw_uint <= 1)
return 0;
offset = QDBM_OFFSET;
/* move mw into the range of the table */
while (mw_uint < QDBM_TABLE_LOW_BOUND) {
mw_uint *= 10;
offset -= 40;
}
for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) {
boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] -
nqdBm_to_mW_map[qdbm]) / 2;
if (mw_uint < boundary)
break;
}
qdbm += (u8) offset;
return qdbm;
}
static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf,
struct cfg80211_chan_def *ch)
@ -860,6 +777,37 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
s32 err = 0;
brcmf_dbg(TRACE, "Enter, idx=%d, type=%d\n", ifp->bssidx, type);
/* WAR: There are a number of p2p interface related problems which
* need to be handled initially (before doing the validate).
* wpa_supplicant tends to do iface changes on p2p device/client/go
* which are not always possible/allowed. However we need to return
* OK otherwise the wpa_supplicant wont start. The situation differs
* on configuration and setup (p2pon=1 module param). The first check
* is to see if the request is a change to station for p2p iface.
*/
if ((type == NL80211_IFTYPE_STATION) &&
((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) ||
(vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) ||
(vif->wdev.iftype == NL80211_IFTYPE_P2P_DEVICE))) {
brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n");
/* Now depending on whether module param p2pon=1 was used the
* response needs to be either 0 or EOPNOTSUPP. The reason is
* that if p2pon=1 is used, but a newer supplicant is used then
* we should return an error, as this combination wont work.
* In other situations 0 is returned and supplicant will start
* normally. It will give a trace in cfg80211, but it is the
* only way to get it working. Unfortunately this will result
* in situation where we wont support new supplicant in
* combination with module param p2pon=1, but that is the way
* it is. If the user tries this then unloading of driver might
* fail/lock.
*/
if (cfg->p2p.p2pdev_dynamically)
return -EOPNOTSUPP;
else
return 0;
}
err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type);
if (err) {
brcmf_err("iface validation failed: err=%d\n", err);
@ -875,18 +823,6 @@ brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
infra = 0;
break;
case NL80211_IFTYPE_STATION:
/* Ignore change for p2p IF. Unclear why supplicant does this */
if ((vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) ||
(vif->wdev.iftype == NL80211_IFTYPE_P2P_GO)) {
brcmf_dbg(TRACE, "Ignoring cmd for p2p if\n");
/* WAR: It is unexpected to get a change of VIF for P2P
* IF, but it happens. The request can not be handled
* but returning EPERM causes a crash. Returning 0
* without setting ieee80211_ptr->iftype causes trace
* (WARN_ON) but it works with wpa_supplicant
*/
return 0;
}
infra = 1;
break;
case NL80211_IFTYPE_AP:
@ -2017,16 +1953,14 @@ static s32
brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
enum nl80211_tx_power_setting type, s32 mbm)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
struct net_device *ndev = cfg_to_ndev(cfg);
struct brcmf_if *ifp = netdev_priv(ndev);
u16 txpwrmw;
s32 err = 0;
s32 disable = 0;
s32 dbm = MBM_TO_DBM(mbm);
s32 err;
s32 disable;
u32 qdbm = 127;
brcmf_dbg(TRACE, "Enter\n");
brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm);
if (!check_vif_up(ifp->vif))
return -EIO;
@ -2035,12 +1969,20 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
break;
case NL80211_TX_POWER_LIMITED:
case NL80211_TX_POWER_FIXED:
if (dbm < 0) {
if (mbm < 0) {
brcmf_err("TX_POWER_FIXED - dbm is negative\n");
err = -EINVAL;
goto done;
}
qdbm = MBM_TO_DBM(4 * mbm);
if (qdbm > 127)
qdbm = 127;
qdbm |= WL_TXPWR_OVERRIDE;
break;
default:
brcmf_err("Unsupported type %d\n", type);
err = -EINVAL;
goto done;
}
/* Make sure radio is off or on as far as software is concerned */
disable = WL_RADIO_SW_DISABLE << 16;
@ -2048,52 +1990,44 @@ brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
if (err)
brcmf_err("WLC_SET_RADIO error (%d)\n", err);
if (dbm > 0xffff)
txpwrmw = 0xffff;
else
txpwrmw = (u16) dbm;
err = brcmf_fil_iovar_int_set(ifp, "qtxpower",
(s32)brcmf_mw_to_qdbm(txpwrmw));
err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm);
if (err)
brcmf_err("qtxpower error (%d)\n", err);
cfg->conf->tx_power = dbm;
done:
brcmf_dbg(TRACE, "Exit\n");
brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE);
return err;
}
static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy,
struct wireless_dev *wdev,
s32 *dbm)
static s32
brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
s32 *dbm)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
s32 txpwrdbm;
u8 result;
s32 err = 0;
struct net_device *ndev = cfg_to_ndev(cfg);
struct brcmf_if *ifp = netdev_priv(ndev);
s32 qdbm = 0;
s32 err;
brcmf_dbg(TRACE, "Enter\n");
if (!check_vif_up(ifp->vif))
return -EIO;
err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm);
err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm);
if (err) {
brcmf_err("error (%d)\n", err);
goto done;
}
result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE);
*dbm = (s32) brcmf_qdbm_to_mw(result);
*dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4;
done:
brcmf_dbg(TRACE, "Exit\n");
brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm);
return err;
}
static s32
brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev,
u8 key_idx, bool unicast, bool multicast)
u8 key_idx, bool unicast, bool multicast)
{
struct brcmf_if *ifp = netdev_priv(ndev);
u32 index;
@ -4747,7 +4681,8 @@ void brcmf_cfg80211_free_netdev(struct net_device *ndev)
ifp = netdev_priv(ndev);
vif = ifp->vif;
brcmf_free_vif(vif);
if (vif)
brcmf_free_vif(vif);
free_netdev(ndev);
}
@ -4983,7 +4918,7 @@ brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg,
brcmf_dbg(CONN, "AP mode link down\n");
complete(&cfg->vif_disabled);
if (ifp->vif->mbss)
brcmf_remove_interface(ifp->drvr, ifp->bssidx);
brcmf_remove_interface(ifp);
return 0;
}
@ -6211,9 +6146,10 @@ static void brcmf_free_wiphy(struct wiphy *wiphy)
}
struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
struct device *busdev)
struct device *busdev,
bool p2pdev_forced)
{
struct net_device *ndev = drvr->iflist[0]->ndev;
struct net_device *ndev = brcmf_get_ifp(drvr, 0)->ndev;
struct brcmf_cfg80211_info *cfg;
struct wiphy *wiphy;
struct brcmf_cfg80211_vif *vif;
@ -6303,7 +6239,7 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
*cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
}
err = brcmf_p2p_attach(cfg);
err = brcmf_p2p_attach(cfg, p2pdev_forced);
if (err) {
brcmf_err("P2P initilisation failed (%d)\n", err);
goto wiphy_unreg_out;
@ -6331,6 +6267,7 @@ wiphy_unreg_out:
priv_out:
wl_deinit_priv(cfg);
brcmf_free_vif(vif);
ifp->vif = NULL;
wiphy_out:
brcmf_free_wiphy(wiphy);
return NULL;

3
drivers/net/wireless/brcm80211/brcmfmac/cfg80211.h
View File

@ -469,7 +469,8 @@ brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_info *cfg)
}
struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
struct device *busdev);
struct device *busdev,
bool p2pdev_forced);
void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg);
s32 brcmf_cfg80211_up(struct net_device *ndev);
s32 brcmf_cfg80211_down(struct net_device *ndev);

129
drivers/net/wireless/brcm80211/brcmfmac/chip.c
View File

@ -101,6 +101,9 @@
/* ARM Cortex M3 core, ID 0x82a */
#define BCM4329_CORE_ARM_BASE 0x18002000
/* Max possibly supported memory size (limited by IO mapped memory) */
#define BRCMF_CHIP_MAX_MEMSIZE (4 * 1024 * 1024)
#define CORE_SB(base, field) \
(base + SBCONFIGOFF + offsetof(struct sbconfig, field))
#define SBCOREREV(sbidh) \
@ -205,6 +208,7 @@ struct sbsocramregs {
};
#define SOCRAMREGOFFS(_f) offsetof(struct sbsocramregs, _f)
#define SYSMEMREGOFFS(_f) offsetof(struct sbsocramregs, _f)
#define ARMCR4_CAP (0x04)
#define ARMCR4_BANKIDX (0x40)
@ -513,6 +517,9 @@ static int brcmf_chip_cores_check(struct brcmf_chip_priv *ci)
case BCMA_CORE_ARM_CR4:
cpu_found = true;
break;
case BCMA_CORE_ARM_CA7:
cpu_found = true;
break;
default:
break;
}
@ -611,6 +618,29 @@ static void brcmf_chip_socram_ramsize(struct brcmf_core_priv *sr, u32 *ramsize,
}
}
/** Return the SYS MEM size */
static u32 brcmf_chip_sysmem_ramsize(struct brcmf_core_priv *sysmem)
{
u32 memsize = 0;
u32 coreinfo;
u32 idx;
u32 nb;
u32 banksize;
if (!brcmf_chip_iscoreup(&sysmem->pub))
brcmf_chip_resetcore(&sysmem->pub, 0, 0, 0);
coreinfo = brcmf_chip_core_read32(sysmem, SYSMEMREGOFFS(coreinfo));
nb = (coreinfo & SRCI_SRNB_MASK) >> SRCI_SRNB_SHIFT;
for (idx = 0; idx < nb; idx++) {
brcmf_chip_socram_banksize(sysmem, idx, &banksize);
memsize += banksize;
}
return memsize;
}
/** Return the TCM-RAM size of the ARMCR4 core. */
static u32 brcmf_chip_tcm_ramsize(struct brcmf_core_priv *cr4)
{
@ -644,6 +674,7 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
return 0x198000;
case BRCM_CC_4335_CHIP_ID:
case BRCM_CC_4339_CHIP_ID:
case BRCM_CC_4350_CHIP_ID:
case BRCM_CC_4354_CHIP_ID:
case BRCM_CC_4356_CHIP_ID:
case BRCM_CC_43567_CHIP_ID:
@ -652,6 +683,9 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
case BRCM_CC_4358_CHIP_ID:
case BRCM_CC_43602_CHIP_ID:
return 0x180000;
case BRCM_CC_4365_CHIP_ID:
case BRCM_CC_4366_CHIP_ID:
return 0x200000;
default:
brcmf_err("unknown chip: %s\n", ci->pub.name);
break;
@ -674,10 +708,28 @@ static int brcmf_chip_get_raminfo(struct brcmf_chip_priv *ci)
return -EINVAL;
}
} else {
mem = brcmf_chip_get_core(&ci->pub, BCMA_CORE_INTERNAL_MEM);
mem_core = container_of(mem, struct brcmf_core_priv, pub);
brcmf_chip_socram_ramsize(mem_core, &ci->pub.ramsize,
&ci->pub.srsize);
mem = brcmf_chip_get_core(&ci->pub, BCMA_CORE_SYS_MEM);
if (mem) {
mem_core = container_of(mem, struct brcmf_core_priv,
pub);
ci->pub.ramsize = brcmf_chip_sysmem_ramsize(mem_core);
ci->pub.rambase = brcmf_chip_tcm_rambase(ci);
if (!ci->pub.rambase) {
brcmf_err("RAM base not provided with ARM CA7 core\n");
return -EINVAL;
}
} else {
mem = brcmf_chip_get_core(&ci->pub,
BCMA_CORE_INTERNAL_MEM);
if (!mem) {
brcmf_err("No memory cores found\n");
return -ENOMEM;
}
mem_core = container_of(mem, struct brcmf_core_priv,
pub);
brcmf_chip_socram_ramsize(mem_core, &ci->pub.ramsize,
&ci->pub.srsize);
}
}
brcmf_dbg(INFO, "RAM: base=0x%x size=%d (0x%x) sr=%d (0x%x)\n",
ci->pub.rambase, ci->pub.ramsize, ci->pub.ramsize,
@ -687,6 +739,12 @@ static int brcmf_chip_get_raminfo(struct brcmf_chip_priv *ci)
brcmf_err("RAM size is undetermined\n");
return -ENOMEM;
}
if (ci->pub.ramsize > BRCMF_CHIP_MAX_MEMSIZE) {
brcmf_err("RAM size is incorrect\n");
return -ENOMEM;
}
return 0;
}
@ -899,13 +957,22 @@ static int brcmf_chip_recognition(struct brcmf_chip_priv *ci)
/* assure chip is passive for core access */
brcmf_chip_set_passive(&ci->pub);
/* Call bus specific reset function now. Cores have been determined
* but further access may require a chip specific reset at this point.
*/
if (ci->ops->reset) {
ci->ops->reset(ci->ctx, &ci->pub);
brcmf_chip_set_passive(&ci->pub);
}
return brcmf_chip_get_raminfo(ci);
}
static void brcmf_chip_disable_arm(struct brcmf_chip_priv *chip, u16 id)
{
struct brcmf_core *core;
struct brcmf_core_priv *cr4;
struct brcmf_core_priv *cpu;
u32 val;
@ -918,10 +985,11 @@ static void brcmf_chip_disable_arm(struct brcmf_chip_priv *chip, u16 id)
brcmf_chip_coredisable(core, 0, 0);
break;
case BCMA_CORE_ARM_CR4:
cr4 = container_of(core, struct brcmf_core_priv, pub);
case BCMA_CORE_ARM_CA7:
cpu = container_of(core, struct brcmf_core_priv, pub);
/* clear all IOCTL bits except HALT bit */
val = chip->ops->read32(chip->ctx, cr4->wrapbase + BCMA_IOCTL);
val = chip->ops->read32(chip->ctx, cpu->wrapbase + BCMA_IOCTL);
val &= ARMCR4_BCMA_IOCTL_CPUHALT;
brcmf_chip_resetcore(core, val, ARMCR4_BCMA_IOCTL_CPUHALT,
ARMCR4_BCMA_IOCTL_CPUHALT);
@ -1143,6 +1211,33 @@ static bool brcmf_chip_cr4_set_active(struct brcmf_chip_priv *chip, u32 rstvec)
return true;
}
static inline void
brcmf_chip_ca7_set_passive(struct brcmf_chip_priv *chip)
{
struct brcmf_core *core;
brcmf_chip_disable_arm(chip, BCMA_CORE_ARM_CA7);
core = brcmf_chip_get_core(&chip->pub, BCMA_CORE_80211);
brcmf_chip_resetcore(core, D11_BCMA_IOCTL_PHYRESET |
D11_BCMA_IOCTL_PHYCLOCKEN,
D11_BCMA_IOCTL_PHYCLOCKEN,
D11_BCMA_IOCTL_PHYCLOCKEN);
}
static bool brcmf_chip_ca7_set_active(struct brcmf_chip_priv *chip, u32 rstvec)
{
struct brcmf_core *core;
chip->ops->activate(chip->ctx, &chip->pub, rstvec);
/* restore ARM */
core = brcmf_chip_get_core(&chip->pub, BCMA_CORE_ARM_CA7);
brcmf_chip_resetcore(core, ARMCR4_BCMA_IOCTL_CPUHALT, 0, 0);
return true;
}
void brcmf_chip_set_passive(struct brcmf_chip *pub)
{
struct brcmf_chip_priv *chip;
@ -1156,8 +1251,16 @@ void brcmf_chip_set_passive(struct brcmf_chip *pub)
brcmf_chip_cr4_set_passive(chip);
return;
}
brcmf_chip_cm3_set_passive(chip);
arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CA7);
if (arm) {
brcmf_chip_ca7_set_passive(chip);
return;
}
arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CM3);
if (arm) {
brcmf_chip_cm3_set_passive(chip);
return;
}
}
bool brcmf_chip_set_active(struct brcmf_chip *pub, u32 rstvec)
@ -1171,8 +1274,14 @@ bool brcmf_chip_set_active(struct brcmf_chip *pub, u32 rstvec)
arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CR4);
if (arm)
return brcmf_chip_cr4_set_active(chip, rstvec);
arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CA7);
if (arm)
return brcmf_chip_ca7_set_active(chip, rstvec);
arm = brcmf_chip_get_core(pub, BCMA_CORE_ARM_CM3);
if (arm)
return brcmf_chip_cm3_set_active(chip);
return brcmf_chip_cm3_set_active(chip);
return false;
}
bool brcmf_chip_sr_capable(struct brcmf_chip *pub)

1
drivers/net/wireless/brcm80211/brcmfmac/chip.h
View File

@ -73,6 +73,7 @@ struct brcmf_buscore_ops {
u32 (*read32)(void *ctx, u32 addr);
void (*write32)(void *ctx, u32 addr, u32 value);
int (*prepare)(void *ctx);
int (*reset)(void *ctx, struct brcmf_chip *chip);
int (*setup)(void *ctx, struct brcmf_chip *chip);
void (*activate)(void *ctx, struct brcmf_chip *chip, u32 rstvec);
};

116
drivers/net/wireless/brcm80211/brcmfmac/core.c
View File

@ -53,6 +53,8 @@ MODULE_LICENSE("Dual BSD/GPL");
#define BRCMF_RXREORDER_EXPIDX_VALID 0x08
#define BRCMF_RXREORDER_NEW_HOLE 0x10
#define BRCMF_BSSIDX_INVALID -1
/* Error bits */
int brcmf_msg_level;
module_param_named(debug, brcmf_msg_level, int, S_IRUSR | S_IWUSR);
@ -60,10 +62,8 @@ MODULE_PARM_DESC(debug, "level of debug output");
/* P2P0 enable */
static int brcmf_p2p_enable;
#ifdef CONFIG_BRCMDBG
module_param_named(p2pon, brcmf_p2p_enable, int, 0);
MODULE_PARM_DESC(p2pon, "enable p2p management functionality");
#endif
MODULE_PARM_DESC(p2pon, "enable legacy p2p management functionality");
char *brcmf_ifname(struct brcmf_pub *drvr, int ifidx)
{
@ -83,6 +83,24 @@ char *brcmf_ifname(struct brcmf_pub *drvr, int ifidx)
return "<if_none>";
}
struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, int ifidx)
{
struct brcmf_if *ifp;
s32 bssidx;
if (ifidx < 0 || ifidx >= BRCMF_MAX_IFS) {
brcmf_err("ifidx %d out of range\n", ifidx);
return NULL;
}
ifp = NULL;
bssidx = drvr->if2bss[ifidx];
if (bssidx >= 0)
ifp = drvr->iflist[bssidx];
return ifp;
}
static void _brcmf_set_multicast_list(struct work_struct *work)
{
struct brcmf_if *ifp;
@ -520,17 +538,15 @@ void brcmf_rx_frame(struct device *dev, struct sk_buff *skb)
struct brcmf_bus *bus_if = dev_get_drvdata(dev);
struct brcmf_pub *drvr = bus_if->drvr;
struct brcmf_skb_reorder_data *rd;
u8 ifidx;
int ret;
brcmf_dbg(DATA, "Enter: %s: rxp=%p\n", dev_name(dev), skb);
/* process and remove protocol-specific header */
ret = brcmf_proto_hdrpull(drvr, true, &ifidx, skb);
ifp = drvr->iflist[ifidx];
ret = brcmf_proto_hdrpull(drvr, true, skb, &ifp);
if (ret || !ifp || !ifp->ndev) {
if ((ret != -ENODATA) && ifp)
if (ret != -ENODATA && ifp)
ifp->stats.rx_errors++;
brcmu_pkt_buf_free_skb(skb);
return;
@ -543,17 +559,11 @@ void brcmf_rx_frame(struct device *dev, struct sk_buff *skb)
brcmf_netif_rx(ifp, skb);
}
void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
bool success)
void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success)
{
struct brcmf_if *ifp;
struct ethhdr *eh;
u16 type;
ifp = drvr->iflist[ifidx];
if (!ifp)
goto done;
eh = (struct ethhdr *)(txp->data);
type = ntohs(eh->h_proto);
@ -565,7 +575,7 @@ void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
if (!success)
ifp->stats.tx_errors++;
done:
brcmu_pkt_buf_free_skb(txp);
}
@ -573,17 +583,17 @@ void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success)
{
struct brcmf_bus *bus_if = dev_get_drvdata(dev);
struct brcmf_pub *drvr = bus_if->drvr;
u8 ifidx;
struct brcmf_if *ifp;
/* await txstatus signal for firmware if active */
if (brcmf_fws_fc_active(drvr->fws)) {
if (!success)
brcmf_fws_bustxfail(drvr->fws, txp);
} else {
if (brcmf_proto_hdrpull(drvr, false, &ifidx, txp))
if (brcmf_proto_hdrpull(drvr, false, txp, &ifp))
brcmu_pkt_buf_free_skb(txp);
else
brcmf_txfinalize(drvr, txp, ifidx, success);
brcmf_txfinalize(ifp, txp, success);
}
}
@ -708,8 +718,6 @@ int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked)
}
brcmf_dbg(INFO, "%s: Broadcom Dongle Host Driver\n", ndev->name);
ndev->destructor = brcmf_cfg80211_free_netdev;
return 0;
fail:
@ -719,6 +727,14 @@ fail:
return -EBADE;
}
static void brcmf_net_detach(struct net_device *ndev)
{
if (ndev->reg_state == NETREG_REGISTERED)
unregister_netdev(ndev);
else
brcmf_cfg80211_free_netdev(ndev);
}
static int brcmf_net_p2p_open(struct net_device *ndev)
{
brcmf_dbg(TRACE, "Enter\n");
@ -778,7 +794,7 @@ fail:
}
struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
char *name, u8 *mac_addr)
bool is_p2pdev, char *name, u8 *mac_addr)
{
struct brcmf_if *ifp;
struct net_device *ndev;
@ -795,8 +811,7 @@ struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
ifp->ndev->name);
if (ifidx) {
netif_stop_queue(ifp->ndev);
unregister_netdev(ifp->ndev);
free_netdev(ifp->ndev);
brcmf_net_detach(ifp->ndev);
drvr->iflist[bssidx] = NULL;
} else {
brcmf_err("ignore IF event\n");
@ -804,7 +819,7 @@ struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
}
}
if (!brcmf_p2p_enable && bssidx == 1) {
if (!brcmf_p2p_enable && is_p2pdev) {
/* this is P2P_DEVICE interface */
brcmf_dbg(INFO, "allocate non-netdev interface\n");
ifp = kzalloc(sizeof(*ifp), GFP_KERNEL);
@ -818,8 +833,12 @@ struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
if (!ndev)
return ERR_PTR(-ENOMEM);
ndev->destructor = brcmf_cfg80211_free_netdev;
ifp = netdev_priv(ndev);
ifp->ndev = ndev;
/* store mapping ifidx to bssidx */
if (drvr->if2bss[ifidx] == BRCMF_BSSIDX_INVALID)
drvr->if2bss[ifidx] = bssidx;
}
ifp->drvr = drvr;
@ -850,6 +869,8 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx)
return;
}
brcmf_dbg(TRACE, "Enter, idx=%d, ifidx=%d\n", bssidx, ifp->ifidx);
if (drvr->if2bss[ifp->ifidx] == bssidx)
drvr->if2bss[ifp->ifidx] = BRCMF_BSSIDX_INVALID;
if (ifp->ndev) {
if (bssidx == 0) {
if (ifp->ndev->netdev_ops == &brcmf_netdev_ops_pri) {
@ -865,17 +886,28 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx)
cancel_work_sync(&ifp->setmacaddr_work);
cancel_work_sync(&ifp->multicast_work);
}
/* unregister will take care of freeing it */
unregister_netdev(ifp->ndev);
brcmf_net_detach(ifp->ndev);
} else {
/* Only p2p device interfaces which get dynamically created
* end up here. In this case the p2p module should be informed
* about the removal of the interface within the firmware. If
* not then p2p commands towards the firmware will cause some
* serious troublesome side effects. The p2p module will clean
* up the ifp if needed.
*/
brcmf_p2p_ifp_removed(ifp);
kfree(ifp);
}
}
void brcmf_remove_interface(struct brcmf_pub *drvr, u32 bssidx)
void brcmf_remove_interface(struct brcmf_if *ifp)
{
if (drvr->iflist[bssidx]) {
brcmf_fws_del_interface(drvr->iflist[bssidx]);
brcmf_del_if(drvr, bssidx);
}
if (!ifp || WARN_ON(ifp->drvr->iflist[ifp->bssidx] != ifp))
return;
brcmf_dbg(TRACE, "Enter, bssidx=%d, ifidx=%d\n", ifp->bssidx,
ifp->ifidx);
brcmf_fws_del_interface(ifp);
brcmf_del_if(ifp->drvr, ifp->bssidx);
}
int brcmf_get_next_free_bsscfgidx(struct brcmf_pub *drvr)
@ -906,6 +938,7 @@ int brcmf_attach(struct device *dev)
{
struct brcmf_pub *drvr = NULL;
int ret = 0;
int i;
brcmf_dbg(TRACE, "Enter\n");
@ -914,6 +947,9 @@ int brcmf_attach(struct device *dev)
if (!drvr)
return -ENOMEM;
for (i = 0; i < ARRAY_SIZE(drvr->if2bss); i++)
drvr->if2bss[i] = BRCMF_BSSIDX_INVALID;
mutex_init(&drvr->proto_block);
/* Link to bus module */
@ -981,12 +1017,12 @@ int brcmf_bus_start(struct device *dev)
brcmf_dbg(TRACE, "\n");
/* add primary networking interface */
ifp = brcmf_add_if(drvr, 0, 0, "wlan%d", NULL);
ifp = brcmf_add_if(drvr, 0, 0, false, "wlan%d", NULL);
if (IS_ERR(ifp))
return PTR_ERR(ifp);
if (brcmf_p2p_enable)
p2p_ifp = brcmf_add_if(drvr, 1, 0, "p2p%d", NULL);
p2p_ifp = brcmf_add_if(drvr, 1, 0, false, "p2p%d", NULL);
else
p2p_ifp = NULL;
if (IS_ERR(p2p_ifp))
@ -1017,7 +1053,8 @@ int brcmf_bus_start(struct device *dev)
brcmf_fws_add_interface(ifp);
drvr->config = brcmf_cfg80211_attach(drvr, bus_if->dev);
drvr->config = brcmf_cfg80211_attach(drvr, bus_if->dev,
brcmf_p2p_enable);
if (drvr->config == NULL) {
ret = -ENOMEM;
goto fail;
@ -1031,17 +1068,20 @@ int brcmf_bus_start(struct device *dev)
fail:
if (ret < 0) {
brcmf_err("failed: %d\n", ret);
brcmf_cfg80211_detach(drvr->config);
if (drvr->config) {
brcmf_cfg80211_detach(drvr->config);
drvr->config = NULL;
}
if (drvr->fws) {
brcmf_fws_del_interface(ifp);
brcmf_fws_deinit(drvr);
}
if (drvr->iflist[0]) {
free_netdev(ifp->ndev);
brcmf_net_detach(ifp->ndev);
drvr->iflist[0] = NULL;
}
if (p2p_ifp) {
free_netdev(p2p_ifp->ndev);
brcmf_net_detach(p2p_ifp->ndev);
drvr->iflist[1] = NULL;
}
return ret;
@ -1105,7 +1145,7 @@ void brcmf_detach(struct device *dev)
/* make sure primary interface removed last */
for (i = BRCMF_MAX_IFS-1; i > -1; i--)
brcmf_remove_interface(drvr, i);
brcmf_remove_interface(drvr->iflist[i]);
brcmf_cfg80211_detach(drvr->config);

10
drivers/net/wireless/brcm80211/brcmfmac/core.h
View File

@ -122,6 +122,7 @@ struct brcmf_pub {
struct mac_address addresses[BRCMF_MAX_IFS];
struct brcmf_if *iflist[BRCMF_MAX_IFS];
s32 if2bss[BRCMF_MAX_IFS];
struct mutex proto_block;
unsigned char proto_buf[BRCMF_DCMD_MAXLEN];
@ -202,16 +203,15 @@ int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp);
/* Return pointer to interface name */
char *brcmf_ifname(struct brcmf_pub *drvr, int idx);
struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, int ifidx);
int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked);
struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
char *name, u8 *mac_addr);
void brcmf_remove_interface(struct brcmf_pub *drvr, u32 bssidx);
bool is_p2pdev, char *name, u8 *mac_addr);
void brcmf_remove_interface(struct brcmf_if *ifp);
int brcmf_get_next_free_bsscfgidx(struct brcmf_pub *drvr);
void brcmf_txflowblock_if(struct brcmf_if *ifp,
enum brcmf_netif_stop_reason reason, bool state);
void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp, u8 ifidx,
bool success);
void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success);
void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb);
/* Sets dongle media info (drv_version, mac address). */

3
drivers/net/wireless/brcm80211/brcmfmac/debug.h
View File

@ -37,6 +37,7 @@
#define BRCMF_SDIO_VAL 0x00020000
#define BRCMF_MSGBUF_VAL 0x00040000
#define BRCMF_PCIE_VAL 0x00080000
#define BRCMF_FWCON_VAL 0x00100000
/* set default print format */
#undef pr_fmt
@ -78,6 +79,7 @@ do { \
#define BRCMF_GLOM_ON() (brcmf_msg_level & BRCMF_GLOM_VAL)
#define BRCMF_EVENT_ON() (brcmf_msg_level & BRCMF_EVENT_VAL)
#define BRCMF_FIL_ON() (brcmf_msg_level & BRCMF_FIL_VAL)
#define BRCMF_FWCON_ON() (brcmf_msg_level & BRCMF_FWCON_VAL)
#else /* defined(DEBUG) || defined(CONFIG_BRCM_TRACING) */
@ -90,6 +92,7 @@ do { \
#define BRCMF_GLOM_ON() 0
#define BRCMF_EVENT_ON() 0
#define BRCMF_FIL_ON() 0
#define BRCMF_FWCON_ON() 0
#endif /* defined(DEBUG) || defined(CONFIG_BRCM_TRACING) */

15
drivers/net/wireless/brcm80211/brcmfmac/feature.c
View File

@ -15,6 +15,7 @@
*/
#include <linux/netdevice.h>
#include <linux/module.h>
#include <brcm_hw_ids.h>
#include "core.h"
@ -23,6 +24,12 @@
#include "fwil.h"
#include "feature.h"
/* Module param feature_disable (global for all devices) */
static int brcmf_feature_disable;
module_param_named(feature_disable, brcmf_feature_disable, int, 0);
MODULE_PARM_DESC(feature_disable, "Disable features");
/*
* expand feature list to array of feature strings.
*/
@ -121,7 +128,7 @@ static void brcmf_feat_iovar_int_set(struct brcmf_if *ifp,
void brcmf_feat_attach(struct brcmf_pub *drvr)
{
struct brcmf_if *ifp = drvr->iflist[0];
struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_MCHAN, "mchan");
brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_PNO, "pfn");
@ -131,6 +138,12 @@ void brcmf_feat_attach(struct brcmf_pub *drvr)
brcmf_feat_iovar_int_set(ifp, BRCMF_FEAT_MBSS, "mbss", 0);
brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_P2P, "p2p");
if (brcmf_feature_disable) {
brcmf_dbg(INFO, "Features: 0x%02x, disable: 0x%02x\n",
ifp->drvr->feat_flags, brcmf_feature_disable);
ifp->drvr->feat_flags &= ~brcmf_feature_disable;
}
/* set chip related quirks */
switch (drvr->bus_if->chip) {
case BRCM_CC_43236_CHIP_ID:

2
drivers/net/wireless/brcm80211/brcmfmac/flowring.c
View File

@ -221,7 +221,7 @@ static void brcmf_flowring_block(struct brcmf_flowring *flow, u8 flowid,
bus_if = dev_get_drvdata(flow->dev);
drvr = bus_if->drvr;
ifp = drvr->iflist[ifidx];
ifp = brcmf_get_ifp(drvr, ifidx);
brcmf_txflowblock_if(ifp, BRCMF_NETIF_STOP_REASON_FLOW, blocked);
spin_unlock_irqrestore(&flow->block_lock, flags);

2
drivers/net/wireless/brcm80211/brcmfmac/flowring.h
View File

@ -34,7 +34,7 @@ enum ring_status {
};
struct brcmf_flowring_ring {
u8 hash_id;
u16 hash_id;
bool blocked;
enum ring_status status;
struct sk_buff_head skblist;

39
drivers/net/wireless/brcm80211/brcmfmac/fweh.c
View File

@ -179,25 +179,28 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr,
{
struct brcmf_if_event *ifevent = data;
struct brcmf_if *ifp;
bool is_p2pdev;
int err = 0;
brcmf_dbg(EVENT, "action: %u idx: %u bsscfg: %u flags: %u role: %u\n",
ifevent->action, ifevent->ifidx, ifevent->bssidx,
ifevent->flags, ifevent->role);
/* The P2P Device interface event must not be ignored
* contrary to what firmware tells us. The only way to
* distinguish the P2P Device is by looking at the ifidx
* and bssidx received.
/* The P2P Device interface event must not be ignored contrary to what
* firmware tells us. Older firmware uses p2p noif, with sta role.
* This should be accepted when p2pdev_setup is ongoing. TDLS setup will
* use the same ifevent and should be ignored.
*/
if (!(ifevent->ifidx == 0 && ifevent->bssidx == 1) &&
(ifevent->flags & BRCMF_E_IF_FLAG_NOIF)) {
is_p2pdev = ((ifevent->flags & BRCMF_E_IF_FLAG_NOIF) &&
(ifevent->role == BRCMF_E_IF_ROLE_P2P_CLIENT ||
((ifevent->role == BRCMF_E_IF_ROLE_STA) &&
(drvr->fweh.p2pdev_setup_ongoing))));
if (!is_p2pdev && (ifevent->flags & BRCMF_E_IF_FLAG_NOIF)) {
brcmf_dbg(EVENT, "event can be ignored\n");
return;
}
if (ifevent->ifidx >= BRCMF_MAX_IFS) {
brcmf_err("invalid interface index: %u\n",
ifevent->ifidx);
brcmf_err("invalid interface index: %u\n", ifevent->ifidx);
return;
}
@ -207,7 +210,7 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr,
brcmf_dbg(EVENT, "adding %s (%pM)\n", emsg->ifname,
emsg->addr);
ifp = brcmf_add_if(drvr, ifevent->bssidx, ifevent->ifidx,
emsg->ifname, emsg->addr);
is_p2pdev, emsg->ifname, emsg->addr);
if (IS_ERR(ifp))
return;
brcmf_fws_add_interface(ifp);
@ -222,7 +225,7 @@ static void brcmf_fweh_handle_if_event(struct brcmf_pub *drvr,
err = brcmf_fweh_call_event_handler(ifp, emsg->event_code, emsg, data);
if (ifp && ifevent->action == BRCMF_E_IF_DEL)
brcmf_remove_interface(drvr, ifevent->bssidx);
brcmf_remove_interface(ifp);
}
/**
@ -297,8 +300,7 @@ static void brcmf_fweh_event_worker(struct work_struct *work)
goto event_free;
}
if ((event->code == BRCMF_E_TDLS_PEER_EVENT) &&
(emsg.bsscfgidx == 1))
if (event->code == BRCMF_E_TDLS_PEER_EVENT)
ifp = drvr->iflist[0];
else
ifp = drvr->iflist[emsg.bsscfgidx];
@ -314,6 +316,17 @@ event_free:
}
}
/**
* brcmf_fweh_p2pdev_setup() - P2P device setup ongoing (or not).
*
* @ifp: ifp on which setup is taking place or finished.
* @ongoing: p2p device setup in progress (or not).
*/
void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing)
{
ifp->drvr->fweh.p2pdev_setup_ongoing = ongoing;
}
/**
* brcmf_fweh_attach() - initialize firmware event handling.
*
@ -335,7 +348,7 @@ void brcmf_fweh_attach(struct brcmf_pub *drvr)
void brcmf_fweh_detach(struct brcmf_pub *drvr)
{
struct brcmf_fweh_info *fweh = &drvr->fweh;
struct brcmf_if *ifp = drvr->iflist[0];
struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
s8 eventmask[BRCMF_EVENTING_MASK_LEN];
if (ifp) {

3
drivers/net/wireless/brcm80211/brcmfmac/fweh.h
View File

@ -230,12 +230,14 @@ typedef int (*brcmf_fweh_handler_t)(struct brcmf_if *ifp,
/**
* struct brcmf_fweh_info - firmware event handling information.
*
* @p2pdev_setup_ongoing: P2P device creation in progress.
* @event_work: event worker.
* @evt_q_lock: lock for event queue protection.
* @event_q: event queue.
* @evt_handler: registered event handlers.
*/
struct brcmf_fweh_info {
bool p2pdev_setup_ongoing;
struct work_struct event_work;
spinlock_t evt_q_lock;
struct list_head event_q;
@ -255,6 +257,7 @@ void brcmf_fweh_unregister(struct brcmf_pub *drvr,
int brcmf_fweh_activate_events(struct brcmf_if *ifp);
void brcmf_fweh_process_event(struct brcmf_pub *drvr,
struct brcmf_event *event_packet);
void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing);
static inline void brcmf_fweh_process_skb(struct brcmf_pub *drvr,
struct sk_buff *skb)

57
drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
View File

@ -972,7 +972,7 @@ static void
brcmf_fws_flow_control_check(struct brcmf_fws_info *fws, struct pktq *pq,
u8 if_id)
{
struct brcmf_if *ifp = fws->drvr->iflist[!if_id ? 0 : if_id + 1];
struct brcmf_if *ifp = brcmf_get_ifp(fws->drvr, if_id);
if (WARN_ON(!ifp))
return;
@ -1398,7 +1398,7 @@ done:
}
static int brcmf_fws_txstatus_suppressed(struct brcmf_fws_info *fws, int fifo,
struct sk_buff *skb, u8 ifidx,
struct sk_buff *skb,
u32 genbit, u16 seq)
{
struct brcmf_fws_mac_descriptor *entry = brcmf_skbcb(skb)->mac;
@ -1448,7 +1448,7 @@ brcmf_fws_txs_process(struct brcmf_fws_info *fws, u8 flags, u32 hslot,
struct sk_buff *skb;
struct brcmf_skbuff_cb *skcb;
struct brcmf_fws_mac_descriptor *entry = NULL;
u8 ifidx;
struct brcmf_if *ifp;
brcmf_dbg(DATA, "flags %d\n", flags);
@ -1497,15 +1497,16 @@ brcmf_fws_txs_process(struct brcmf_fws_info *fws, u8 flags, u32 hslot,
}
brcmf_fws_macdesc_return_req_credit(skb);
if (brcmf_proto_hdrpull(fws->drvr, false, &ifidx, skb)) {
ret = brcmf_proto_hdrpull(fws->drvr, false, skb, &ifp);
if (ret) {
brcmu_pkt_buf_free_skb(skb);
return -EINVAL;
}
if (!remove_from_hanger)
ret = brcmf_fws_txstatus_suppressed(fws, fifo, skb, ifidx,
ret = brcmf_fws_txstatus_suppressed(fws, fifo, skb,
genbit, seq);
if (remove_from_hanger || ret)
brcmf_txfinalize(fws->drvr, skb, ifidx, true);
brcmf_txfinalize(ifp, skb, true);
return 0;
}
@ -1615,11 +1616,10 @@ static int brcmf_fws_notify_bcmc_credit_support(struct brcmf_if *ifp,
return 0;
}
int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
struct sk_buff *skb)
void brcmf_fws_hdrpull(struct brcmf_if *ifp, s16 siglen, struct sk_buff *skb)
{
struct brcmf_skb_reorder_data *rd;
struct brcmf_fws_info *fws = drvr->fws;
struct brcmf_fws_info *fws = ifp->drvr->fws;
u8 *signal_data;
s16 data_len;
u8 type;
@ -1629,20 +1629,20 @@ int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
s32 err;
brcmf_dbg(HDRS, "enter: ifidx %d, skblen %u, sig %d\n",
ifidx, skb->len, signal_len);
ifp->ifidx, skb->len, siglen);
WARN_ON(signal_len > skb->len);
WARN_ON(siglen > skb->len);
if (!signal_len)
return 0;
if (!siglen)
return;
/* if flow control disabled, skip to packet data and leave */
if ((!fws) || (!fws->fw_signals)) {
skb_pull(skb, signal_len);
return 0;
skb_pull(skb, siglen);
return;
}
fws->stats.header_pulls++;
data_len = signal_len;
data_len = siglen;
signal_data = skb->data;
status = BRCMF_FWS_RET_OK_NOSCHEDULE;
@ -1730,14 +1730,12 @@ int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
/* signalling processing result does
* not affect the actual ethernet packet.
*/
skb_pull(skb, signal_len);
skb_pull(skb, siglen);
/* this may be a signal-only packet
*/
if (skb->len == 0)
fws->stats.header_only_pkt++;
return 0;
}
static u8 brcmf_fws_precommit_skb(struct brcmf_fws_info *fws, int fifo,
@ -1848,7 +1846,7 @@ static int brcmf_fws_commit_skb(struct brcmf_fws_info *fws, int fifo,
entry->transit_count--;
if (entry->suppressed)
entry->suppr_transit_count--;
brcmf_proto_hdrpull(fws->drvr, false, &ifidx, skb);
(void)brcmf_proto_hdrpull(fws->drvr, false, skb, NULL);
goto rollback;
}
@ -1904,7 +1902,7 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
if (fws->avoid_queueing) {
rc = brcmf_proto_txdata(drvr, ifp->ifidx, 0, skb);
if (rc < 0)
brcmf_txfinalize(drvr, skb, ifp->ifidx, false);
brcmf_txfinalize(ifp, skb, false);
return rc;
}
@ -1928,7 +1926,7 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
brcmf_fws_schedule_deq(fws);
} else {
brcmf_err("drop skb: no hanger slot\n");
brcmf_txfinalize(drvr, skb, ifp->ifidx, false);
brcmf_txfinalize(ifp, skb, false);
rc = -ENOMEM;
}
brcmf_fws_unlock(fws);
@ -2008,8 +2006,9 @@ static void brcmf_fws_dequeue_worker(struct work_struct *worker)
ret = brcmf_proto_txdata(drvr, ifidx, 0, skb);
brcmf_fws_lock(fws);
if (ret < 0)
brcmf_txfinalize(drvr, skb, ifidx,
false);
brcmf_txfinalize(brcmf_get_ifp(drvr,
ifidx),
skb, false);
if (fws->bus_flow_blocked)
break;
}
@ -2117,6 +2116,7 @@ static int brcmf_debugfs_fws_stats_read(struct seq_file *seq, void *data)
int brcmf_fws_init(struct brcmf_pub *drvr)
{
struct brcmf_fws_info *fws;
struct brcmf_if *ifp;
u32 tlv = BRCMF_FWS_FLAGS_RSSI_SIGNALS;
int rc;
u32 mode;
@ -2176,21 +2176,22 @@ int brcmf_fws_init(struct brcmf_pub *drvr)
* continue. Set mode back to none indicating not enabled.
*/
fws->fw_signals = true;
if (brcmf_fil_iovar_int_set(drvr->iflist[0], "tlv", tlv)) {
ifp = brcmf_get_ifp(drvr, 0);
if (brcmf_fil_iovar_int_set(ifp, "tlv", tlv)) {
brcmf_err("failed to set bdcv2 tlv signaling\n");
fws->fcmode = BRCMF_FWS_FCMODE_NONE;
fws->fw_signals = false;
}
if (brcmf_fil_iovar_int_set(drvr->iflist[0], "ampdu_hostreorder", 1))
if (brcmf_fil_iovar_int_set(ifp, "ampdu_hostreorder", 1))
brcmf_dbg(INFO, "enabling AMPDU host-reorder failed\n");
/* Enable seq number reuse, if supported */
if (brcmf_fil_iovar_int_get(drvr->iflist[0], "wlfc_mode", &mode) == 0) {
if (brcmf_fil_iovar_int_get(ifp, "wlfc_mode", &mode) == 0) {
if (BRCMF_FWS_MODE_GET_REUSESEQ(mode)) {
mode = 0;
BRCMF_FWS_MODE_SET_REUSESEQ(mode, 1);
if (brcmf_fil_iovar_int_set(drvr->iflist[0],
if (brcmf_fil_iovar_int_set(ifp,
"wlfc_mode", mode) == 0) {
BRCMF_FWS_MODE_SET_REUSESEQ(fws->mode, 1);
}

3
drivers/net/wireless/brcm80211/brcmfmac/fwsignal.h
View File

@ -21,8 +21,7 @@
int brcmf_fws_init(struct brcmf_pub *drvr);
void brcmf_fws_deinit(struct brcmf_pub *drvr);
bool brcmf_fws_fc_active(struct brcmf_fws_info *fws);
int brcmf_fws_hdrpull(struct brcmf_pub *drvr, int ifidx, s16 signal_len,
struct sk_buff *skb);
void brcmf_fws_hdrpull(struct brcmf_if *ifp, s16 siglen, struct sk_buff *skb);
int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb);
void brcmf_fws_reset_interface(struct brcmf_if *ifp);

18
drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
View File

@ -522,7 +522,7 @@ static int brcmf_msgbuf_set_dcmd(struct brcmf_pub *drvr, int ifidx,
static int brcmf_msgbuf_hdrpull(struct brcmf_pub *drvr, bool do_fws,
u8 *ifidx, struct sk_buff *skb)
struct sk_buff *skb, struct brcmf_if **ifp)
{
return -ENODEV;
}
@ -873,7 +873,11 @@ brcmf_msgbuf_process_txstatus(struct brcmf_msgbuf *msgbuf, void *buf)
commonring = msgbuf->flowrings[flowid];
atomic_dec(&commonring->outstanding_tx);
brcmf_txfinalize(msgbuf->drvr, skb, tx_status->msg.ifidx, true);
/* Hante: i believe this was a bug as tx_status->msg.ifidx was used
* in brcmf_txfinalize as index in drvr->iflist. Can you confirm/deny?
*/
brcmf_txfinalize(brcmf_get_ifp(msgbuf->drvr, tx_status->msg.ifidx),
skb, true);
}
@ -1081,15 +1085,7 @@ brcmf_msgbuf_rx_skb(struct brcmf_msgbuf *msgbuf, struct sk_buff *skb,
{
struct brcmf_if *ifp;
/* The ifidx is the idx to map to matching netdev/ifp. When receiving
* events this is easy because it contains the bssidx which maps
* 1-on-1 to the netdev/ifp. But for data frames the ifidx is rcvd.
* bssidx 1 is used for p2p0 and no data can be received or
* transmitted on it. Therefor bssidx is ifidx + 1 if ifidx > 0
*/
if (ifidx)
(ifidx)++;
ifp = msgbuf->drvr->iflist[ifidx];
ifp = brcmf_get_ifp(msgbuf->drvr, ifidx);
if (!ifp || !ifp->ndev) {
brcmf_err("Received pkt for invalid ifidx %d\n", ifidx);
brcmu_pkt_buf_free_skb(skb);

92
drivers/net/wireless/brcm80211/brcmfmac/p2p.c
View File

@ -2084,11 +2084,13 @@ static struct wireless_dev *brcmf_p2p_create_p2pdev(struct brcmf_p2p_info *p2p,
brcmf_p2p_set_firmware(pri_ifp, p2p->dev_addr);
brcmf_cfg80211_arm_vif_event(p2p->cfg, p2p_vif);
brcmf_fweh_p2pdev_setup(pri_ifp, true);
/* Initialize P2P Discovery in the firmware */
err = brcmf_fil_iovar_int_set(pri_ifp, "p2p_disc", 1);
if (err < 0) {
brcmf_err("set p2p_disc error\n");
brcmf_fweh_p2pdev_setup(pri_ifp, false);
brcmf_cfg80211_arm_vif_event(p2p->cfg, NULL);
goto fail;
}
@ -2097,6 +2099,7 @@ static struct wireless_dev *brcmf_p2p_create_p2pdev(struct brcmf_p2p_info *p2p,
err = brcmf_cfg80211_wait_vif_event_timeout(p2p->cfg, BRCMF_E_IF_ADD,
msecs_to_jiffies(1500));
brcmf_cfg80211_arm_vif_event(p2p->cfg, NULL);
brcmf_fweh_p2pdev_setup(pri_ifp, false);
if (!err) {
brcmf_err("timeout occurred\n");
err = -EIO;
@ -2130,20 +2133,6 @@ fail:
return ERR_PTR(err);
}
/**
* brcmf_p2p_delete_p2pdev() - delete P2P_DEVICE virtual interface.
*
* @vif: virtual interface object to delete.
*/
static void brcmf_p2p_delete_p2pdev(struct brcmf_p2p_info *p2p,
struct brcmf_cfg80211_vif *vif)
{
cfg80211_unregister_wdev(&vif->wdev);
p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif = NULL;
brcmf_remove_interface(vif->ifp->drvr, vif->ifp->bssidx);
brcmf_free_vif(vif);
}
/**
* brcmf_p2p_add_vif() - create a new P2P virtual interface.
*
@ -2255,6 +2244,7 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
brcmf_dbg(TRACE, "delete P2P vif\n");
vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev);
brcmf_cfg80211_arm_vif_event(cfg, vif);
switch (vif->wdev.iftype) {
case NL80211_IFTYPE_P2P_CLIENT:
if (test_bit(BRCMF_VIF_STATUS_DISCONNECTING, &vif->sme_state))
@ -2267,10 +2257,10 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
break;
case NL80211_IFTYPE_P2P_DEVICE:
if (!p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif)
return 0;
brcmf_p2p_cancel_remain_on_channel(vif->ifp);
brcmf_p2p_deinit_discovery(p2p);
brcmf_p2p_delete_p2pdev(p2p, vif);
return 0;
default:
return -ENOTSUPP;
}
@ -2282,10 +2272,11 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
wait_for_completion_timeout(&cfg->vif_disabled,
msecs_to_jiffies(500));
brcmf_vif_clear_mgmt_ies(vif);
brcmf_cfg80211_arm_vif_event(cfg, vif);
err = brcmf_p2p_release_p2p_if(vif);
err = 0;
if (vif->wdev.iftype != NL80211_IFTYPE_P2P_DEVICE) {
brcmf_vif_clear_mgmt_ies(vif);
err = brcmf_p2p_release_p2p_if(vif);
}
if (!err) {
/* wait for firmware event */
err = brcmf_cfg80211_wait_vif_event_timeout(cfg, BRCMF_E_IF_DEL,
@ -2295,12 +2286,31 @@ int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev)
else
err = 0;
}
if (err)
brcmf_remove_interface(vif->ifp);
brcmf_cfg80211_arm_vif_event(cfg, NULL);
p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL;
if (vif->wdev.iftype != NL80211_IFTYPE_P2P_DEVICE)
p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL;
return err;
}
void brcmf_p2p_ifp_removed(struct brcmf_if *ifp)
{
struct brcmf_cfg80211_info *cfg;
struct brcmf_cfg80211_vif *vif;
brcmf_dbg(INFO, "P2P: device interface removed\n");
vif = ifp->vif;
cfg = wdev_to_cfg(&vif->wdev);
cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif = NULL;
rtnl_lock();
cfg80211_unregister_wdev(&vif->wdev);
rtnl_unlock();
brcmf_free_vif(vif);
}
int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev)
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
@ -2324,11 +2334,19 @@ void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev)
struct brcmf_cfg80211_vif *vif;
vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev);
mutex_lock(&cfg->usr_sync);
(void)brcmf_p2p_deinit_discovery(p2p);
brcmf_abort_scanning(cfg);
clear_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state);
mutex_unlock(&cfg->usr_sync);
/* This call can be result of the unregister_wdev call. In that case
* we dont want to do anything anymore. Just return. The config vif
* will have been cleared at this point.
*/
if (p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif == vif) {
mutex_lock(&cfg->usr_sync);
/* Set the discovery state to SCAN */
(void)brcmf_p2p_set_discover_state(vif->ifp,
WL_P2P_DISC_ST_SCAN, 0, 0);
brcmf_abort_scanning(cfg);
clear_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state);
mutex_unlock(&cfg->usr_sync);
}
}
/**
@ -2336,7 +2354,7 @@ void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev)
*
* @cfg: driver private data for cfg80211 interface.
*/
s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg)
s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced)
{
struct brcmf_if *pri_ifp;
struct brcmf_if *p2p_ifp;
@ -2351,11 +2369,15 @@ s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg)
drvr = cfg->pub;
pri_ifp = drvr->iflist[0];
p2p_ifp = drvr->iflist[1];
pri_ifp = brcmf_get_ifp(drvr, 0);
p2p->bss_idx[P2PAPI_BSSCFG_PRIMARY].vif = pri_ifp->vif;
if (p2pdev_forced) {
p2p_ifp = drvr->iflist[1];
} else {
p2p_ifp = NULL;
p2p->p2pdev_dynamically = true;
}
if (p2p_ifp) {
p2p_vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_P2P_DEVICE,
false);
@ -2377,6 +2399,8 @@ s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg)
memcpy(p2p_ifp->mac_addr, p2p->dev_addr, ETH_ALEN);
brcmf_p2p_set_firmware(pri_ifp, p2p->dev_addr);
brcmf_fweh_p2pdev_setup(pri_ifp, true);
/* Initialize P2P Discovery in the firmware */
err = brcmf_fil_iovar_int_set(pri_ifp, "p2p_disc", 1);
if (err < 0) {
@ -2403,8 +2427,9 @@ s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg)
INIT_WORK(&p2p->afx_hdl.afx_work, brcmf_p2p_afx_handler);
init_completion(&p2p->afx_hdl.act_frm_scan);
init_completion(&p2p->wait_next_af);
}
exit:
brcmf_fweh_p2pdev_setup(pri_ifp, false);
}
return err;
}
@ -2421,10 +2446,7 @@ void brcmf_p2p_detach(struct brcmf_p2p_info *p2p)
if (vif != NULL) {
brcmf_p2p_cancel_remain_on_channel(vif->ifp);
brcmf_p2p_deinit_discovery(p2p);
/* remove discovery interface */
rtnl_lock();
brcmf_p2p_delete_p2pdev(p2p, vif);
rtnl_unlock();
brcmf_remove_interface(vif->ifp);
}
/* just set it all to zero */
memset(p2p, 0, sizeof(*p2p));

5
drivers/net/wireless/brcm80211/brcmfmac/p2p.h
View File

@ -124,6 +124,7 @@ struct afx_hdl {
* @wait_next_af: thread synchronizing struct.
* @gon_req_action: about to send go negotiation requets frame.
* @block_gon_req_tx: drop tx go negotiation requets frame.
* @p2pdev_dynamically: is p2p device if created by module param or supplicant.
*/
struct brcmf_p2p_info {
struct brcmf_cfg80211_info *cfg;
@ -144,9 +145,10 @@ struct brcmf_p2p_info {
struct completion wait_next_af;
bool gon_req_action;
bool block_gon_req_tx;
bool p2pdev_dynamically;
};
s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg);
s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced);
void brcmf_p2p_detach(struct brcmf_p2p_info *p2p);
struct wireless_dev *brcmf_p2p_add_vif(struct wiphy *wiphy, const char *name,
unsigned char name_assign_type,
@ -155,6 +157,7 @@ struct wireless_dev *brcmf_p2p_add_vif(struct wiphy *wiphy, const char *name,
int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev);
int brcmf_p2p_ifchange(struct brcmf_cfg80211_info *cfg,
enum brcmf_fil_p2p_if_types if_type);
void brcmf_p2p_ifp_removed(struct brcmf_if *ifp);
int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev);
void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev);
int brcmf_p2p_scan_prep(struct wiphy *wiphy,

102
drivers/net/wireless/brcm80211/brcmfmac/pcie.c
View File

@ -47,12 +47,18 @@ enum brcmf_pcie_state {
#define BRCMF_PCIE_43602_FW_NAME "brcm/brcmfmac43602-pcie.bin"
#define BRCMF_PCIE_43602_NVRAM_NAME "brcm/brcmfmac43602-pcie.txt"
#define BRCMF_PCIE_4350_FW_NAME "brcm/brcmfmac4350-pcie.bin"
#define BRCMF_PCIE_4350_NVRAM_NAME "brcm/brcmfmac4350-pcie.txt"
#define BRCMF_PCIE_4356_FW_NAME "brcm/brcmfmac4356-pcie.bin"
#define BRCMF_PCIE_4356_NVRAM_NAME "brcm/brcmfmac4356-pcie.txt"
#define BRCMF_PCIE_43570_FW_NAME "brcm/brcmfmac43570-pcie.bin"
#define BRCMF_PCIE_43570_NVRAM_NAME "brcm/brcmfmac43570-pcie.txt"
#define BRCMF_PCIE_4358_FW_NAME "brcm/brcmfmac4358-pcie.bin"
#define BRCMF_PCIE_4358_NVRAM_NAME "brcm/brcmfmac4358-pcie.txt"
#define BRCMF_PCIE_4365_FW_NAME "brcm/brcmfmac4365b-pcie.bin"
#define BRCMF_PCIE_4365_NVRAM_NAME "brcm/brcmfmac4365b-pcie.txt"
#define BRCMF_PCIE_4366_FW_NAME "brcm/brcmfmac4366b-pcie.bin"
#define BRCMF_PCIE_4366_NVRAM_NAME "brcm/brcmfmac4366b-pcie.txt"
#define BRCMF_PCIE_FW_UP_TIMEOUT 2000 /* msec */
@ -74,6 +80,8 @@ enum brcmf_pcie_state {
#define BRCMF_PCIE_REG_INTMASK 0x94
#define BRCMF_PCIE_REG_SBMBX 0x98
#define BRCMF_PCIE_REG_LINK_STATUS_CTRL 0xBC
#define BRCMF_PCIE_PCIE2REG_INTMASK 0x24
#define BRCMF_PCIE_PCIE2REG_MAILBOXINT 0x48
#define BRCMF_PCIE_PCIE2REG_MAILBOXMASK 0x4C
@ -192,12 +200,18 @@ enum brcmf_pcie_state {
MODULE_FIRMWARE(BRCMF_PCIE_43602_FW_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_43602_NVRAM_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4350_FW_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4350_NVRAM_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4356_FW_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4356_NVRAM_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_43570_FW_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_43570_NVRAM_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4358_FW_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4358_NVRAM_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4365_FW_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4365_NVRAM_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4366_FW_NAME);
MODULE_FIRMWARE(BRCMF_PCIE_4366_NVRAM_NAME);
struct brcmf_pcie_console {
@ -466,6 +480,7 @@ brcmf_pcie_select_core(struct brcmf_pciedev_info *devinfo, u16 coreid)
static void brcmf_pcie_reset_device(struct brcmf_pciedev_info *devinfo)
{
struct brcmf_core *core;
u16 cfg_offset[] = { BRCMF_PCIE_CFGREG_STATUS_CMD,
BRCMF_PCIE_CFGREG_PM_CSR,
BRCMF_PCIE_CFGREG_MSI_CAP,
@ -484,32 +499,38 @@ static void brcmf_pcie_reset_device(struct brcmf_pciedev_info *devinfo)
if (!devinfo->ci)
return;
/* Disable ASPM */
brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR,
BRCMF_PCIE_CFGREG_LINK_STATUS_CTRL);
lsc = brcmf_pcie_read_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA);
pci_read_config_dword(devinfo->pdev, BRCMF_PCIE_REG_LINK_STATUS_CTRL,
&lsc);
val = lsc & (~BRCMF_PCIE_LINK_STATUS_CTRL_ASPM_ENAB);
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA, val);
pci_write_config_dword(devinfo->pdev, BRCMF_PCIE_REG_LINK_STATUS_CTRL,
val);
/* Watchdog reset */
brcmf_pcie_select_core(devinfo, BCMA_CORE_CHIPCOMMON);
WRITECC32(devinfo, watchdog, 4);
msleep(100);
/* Restore ASPM */
brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR,
BRCMF_PCIE_CFGREG_LINK_STATUS_CTRL);
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA, lsc);
pci_write_config_dword(devinfo->pdev, BRCMF_PCIE_REG_LINK_STATUS_CTRL,
lsc);
brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
for (i = 0; i < ARRAY_SIZE(cfg_offset); i++) {
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR,
cfg_offset[i]);
val = brcmf_pcie_read_reg32(devinfo,
BRCMF_PCIE_PCIE2REG_CONFIGDATA);
brcmf_dbg(PCIE, "config offset 0x%04x, value 0x%04x\n",
cfg_offset[i], val);
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGDATA,
val);
core = brcmf_chip_get_core(devinfo->ci, BCMA_CORE_PCIE2);
if (core->rev <= 13) {
for (i = 0; i < ARRAY_SIZE(cfg_offset); i++) {
brcmf_pcie_write_reg32(devinfo,
BRCMF_PCIE_PCIE2REG_CONFIGADDR,
cfg_offset[i]);
val = brcmf_pcie_read_reg32(devinfo,
BRCMF_PCIE_PCIE2REG_CONFIGDATA);
brcmf_dbg(PCIE, "config offset 0x%04x, value 0x%04x\n",
cfg_offset[i], val);
brcmf_pcie_write_reg32(devinfo,
BRCMF_PCIE_PCIE2REG_CONFIGDATA,
val);
}
}
}
@ -519,8 +540,6 @@ static void brcmf_pcie_attach(struct brcmf_pciedev_info *devinfo)
u32 config;
brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
if (brcmf_pcie_read_reg32(devinfo, BRCMF_PCIE_PCIE2REG_INTMASK) != 0)
brcmf_pcie_reset_device(devinfo);
/* BAR1 window may not be sized properly */
brcmf_pcie_select_core(devinfo, BCMA_CORE_PCIE2);
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_CONFIGADDR, 0x4e0);
@ -644,7 +663,7 @@ static void brcmf_pcie_bus_console_init(struct brcmf_pciedev_info *devinfo)
addr = console->base_addr + BRCMF_CONSOLE_BUFSIZE_OFFSET;
console->bufsize = brcmf_pcie_read_tcm32(devinfo, addr);
brcmf_dbg(PCIE, "Console: base %x, buf %x, size %d\n",
brcmf_dbg(FWCON, "Console: base %x, buf %x, size %d\n",
console->base_addr, console->buf_addr, console->bufsize);
}
@ -656,6 +675,9 @@ static void brcmf_pcie_bus_console_read(struct brcmf_pciedev_info *devinfo)
u8 ch;
u32 newidx;
if (!BRCMF_FWCON_ON())
return;
console = &devinfo->shared.console;
addr = console->base_addr + BRCMF_CONSOLE_WRITEIDX_OFFSET;
newidx = brcmf_pcie_read_tcm32(devinfo, addr);
@ -677,7 +699,7 @@ static void brcmf_pcie_bus_console_read(struct brcmf_pciedev_info *devinfo)
}
if (ch == '\n') {
console->log_str[console->log_idx] = 0;
brcmf_dbg(PCIE, "CONSOLE: %s", console->log_str);
pr_debug("CONSOLE: %s", console->log_str);
console->log_idx = 0;
}
}
@ -1408,6 +1430,10 @@ static int brcmf_pcie_get_fwnames(struct brcmf_pciedev_info *devinfo)
fw_name = BRCMF_PCIE_43602_FW_NAME;
nvram_name = BRCMF_PCIE_43602_NVRAM_NAME;
break;
case BRCM_CC_4350_CHIP_ID:
fw_name = BRCMF_PCIE_4350_FW_NAME;
nvram_name = BRCMF_PCIE_4350_NVRAM_NAME;
break;
case BRCM_CC_4356_CHIP_ID:
fw_name = BRCMF_PCIE_4356_FW_NAME;
nvram_name = BRCMF_PCIE_4356_NVRAM_NAME;
@ -1422,6 +1448,14 @@ static int brcmf_pcie_get_fwnames(struct brcmf_pciedev_info *devinfo)
fw_name = BRCMF_PCIE_4358_FW_NAME;
nvram_name = BRCMF_PCIE_4358_NVRAM_NAME;
break;
case BRCM_CC_4365_CHIP_ID:
fw_name = BRCMF_PCIE_4365_FW_NAME;
nvram_name = BRCMF_PCIE_4365_NVRAM_NAME;
break;
case BRCM_CC_4366_CHIP_ID:
fw_name = BRCMF_PCIE_4366_FW_NAME;
nvram_name = BRCMF_PCIE_4366_NVRAM_NAME;
break;
default:
brcmf_err("Unsupported chip 0x%04x\n", devinfo->ci->chip);
return -ENODEV;
@ -1633,6 +1667,23 @@ static int brcmf_pcie_buscoreprep(void *ctx)
}
static int brcmf_pcie_buscore_reset(void *ctx, struct brcmf_chip *chip)
{
struct brcmf_pciedev_info *devinfo = (struct brcmf_pciedev_info *)ctx;
u32 val;
devinfo->ci = chip;
brcmf_pcie_reset_device(devinfo);
val = brcmf_pcie_read_reg32(devinfo, BRCMF_PCIE_PCIE2REG_MAILBOXINT);
if (val != 0xffffffff)
brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_MAILBOXINT,
val);
return 0;
}
static void brcmf_pcie_buscore_activate(void *ctx, struct brcmf_chip *chip,
u32 rstvec)
{
@ -1644,6 +1695,7 @@ static void brcmf_pcie_buscore_activate(void *ctx, struct brcmf_chip *chip,
static const struct brcmf_buscore_ops brcmf_pcie_buscore_ops = {
.prepare = brcmf_pcie_buscoreprep,
.reset = brcmf_pcie_buscore_reset,
.activate = brcmf_pcie_buscore_activate,
.read32 = brcmf_pcie_buscore_read32,
.write32 = brcmf_pcie_buscore_write32,
@ -1811,7 +1863,6 @@ brcmf_pcie_remove(struct pci_dev *pdev)
brcmf_pcie_intr_disable(devinfo);
brcmf_detach(&pdev->dev);
brcmf_pcie_reset_device(devinfo);
kfree(bus->bus_priv.pcie);
kfree(bus->msgbuf->flowrings);
@ -1929,6 +1980,7 @@ cleanup:
PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_OTHER << 8, 0xffff00, 0 }
static struct pci_device_id brcmf_pcie_devid_table[] = {
BRCMF_PCIE_DEVICE(BRCM_PCIE_4350_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4356_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_43567_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_DEVICE_ID),
@ -1937,6 +1989,12 @@ static struct pci_device_id brcmf_pcie_devid_table[] = {
BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_2G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_5G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_RAW_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_2G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_5G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_2G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_5G_DEVICE_ID),
{ /* end: all zeroes */ }
};

18
drivers/net/wireless/brcm80211/brcmfmac/proto.h
View File

@ -24,8 +24,8 @@ enum proto_addr_mode {
struct brcmf_proto {
int (*hdrpull)(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
struct sk_buff *skb);
int (*hdrpull)(struct brcmf_pub *drvr, bool do_fws,
struct sk_buff *skb, struct brcmf_if **ifp);
int (*query_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd,
void *buf, uint len);
int (*set_dcmd)(struct brcmf_pub *drvr, int ifidx, uint cmd, void *buf,
@ -46,9 +46,19 @@ int brcmf_proto_attach(struct brcmf_pub *drvr);
void brcmf_proto_detach(struct brcmf_pub *drvr);
static inline int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws,
u8 *ifidx, struct sk_buff *skb)
struct sk_buff *skb,
struct brcmf_if **ifp)
{
return drvr->proto->hdrpull(drvr, do_fws, ifidx, skb);
struct brcmf_if *tmp = NULL;
/* assure protocol is always called with
* non-null initialized pointer.
*/
if (ifp)
*ifp = NULL;
else
ifp = &tmp;
return drvr->proto->hdrpull(drvr, do_fws, skb, ifp);
}
static inline int brcmf_proto_query_dcmd(struct brcmf_pub *drvr, int ifidx,
uint cmd, void *buf, uint len)

6
drivers/net/wireless/brcm80211/brcmfmac/sdio.c
View File

@ -15,6 +15,7 @@
*/
#include <linux/types.h>
#include <linux/atomic.h>
#include <linux/kernel.h>
#include <linux/kthread.h>
#include <linux/printk.h>
@ -123,6 +124,7 @@ struct rte_console {
#define BRCMF_FIRSTREAD (1 << 6)
#define BRCMF_CONSOLE 10 /* watchdog interval to poll console */
/* SBSDIO_DEVICE_CTL */
@ -3204,6 +3206,8 @@ static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus)
if (IS_ERR_OR_NULL(dentry))
return;
bus->console_interval = BRCMF_CONSOLE;
brcmf_debugfs_add_entry(drvr, "forensics", brcmf_sdio_forensic_read);
brcmf_debugfs_add_entry(drvr, "counters",
brcmf_debugfs_sdio_count_read);
@ -3613,7 +3617,7 @@ static void brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus)
}
#ifdef DEBUG
/* Poll for console output periodically */
if (bus->sdiodev->state == BRCMF_SDIOD_DATA &&
if (bus->sdiodev->state == BRCMF_SDIOD_DATA && BRCMF_FWCON_ON() &&
bus->console_interval != 0) {
bus->console.count += BRCMF_WD_POLL_MS;
if (bus->console.count >= bus->console_interval) {

11
drivers/net/wireless/brcm80211/include/brcm_hw_ids.h
View File

@ -39,6 +39,7 @@
#define BRCM_CC_4339_CHIP_ID 0x4339
#define BRCM_CC_43430_CHIP_ID 43430
#define BRCM_CC_4345_CHIP_ID 0x4345
#define BRCM_CC_4350_CHIP_ID 0x4350
#define BRCM_CC_4354_CHIP_ID 0x4354
#define BRCM_CC_4356_CHIP_ID 0x4356
#define BRCM_CC_43566_CHIP_ID 43566
@ -47,6 +48,8 @@
#define BRCM_CC_43570_CHIP_ID 43570
#define BRCM_CC_4358_CHIP_ID 0x4358
#define BRCM_CC_43602_CHIP_ID 43602
#define BRCM_CC_4365_CHIP_ID 0x4365
#define BRCM_CC_4366_CHIP_ID 0x4366
/* USB Device IDs */
#define BRCM_USB_43143_DEVICE_ID 0xbd1e
@ -56,6 +59,7 @@
#define BRCM_USB_BCMFW_DEVICE_ID 0x0bdc
/* PCIE Device IDs */
#define BRCM_PCIE_4350_DEVICE_ID 0x43a3
#define BRCM_PCIE_4354_DEVICE_ID 0x43df
#define BRCM_PCIE_4356_DEVICE_ID 0x43ec
#define BRCM_PCIE_43567_DEVICE_ID 0x43d3
@ -65,6 +69,13 @@
#define BRCM_PCIE_43602_2G_DEVICE_ID 0x43bb
#define BRCM_PCIE_43602_5G_DEVICE_ID 0x43bc
#define BRCM_PCIE_43602_RAW_DEVICE_ID 43602
#define BRCM_PCIE_4365_DEVICE_ID 0x43ca
#define BRCM_PCIE_4365_2G_DEVICE_ID 0x43cb
#define BRCM_PCIE_4365_5G_DEVICE_ID 0x43cc
#define BRCM_PCIE_4366_DEVICE_ID 0x43c3
#define BRCM_PCIE_4366_2G_DEVICE_ID 0x43c4
#define BRCM_PCIE_4366_5G_DEVICE_ID 0x43c5
/* brcmsmac IDs */
#define BCM4313_D11N2G_ID 0x4727 /* 4313 802.11n 2.4G device */

1
drivers/net/wireless/iwlwifi/Kconfig
View File

@ -142,6 +142,7 @@ config IWLWIFI_DEBUG_EXPERIMENTAL_UCODE
config IWLWIFI_DEVICE_TRACING
bool "iwlwifi device access tracing"
depends on EVENT_TRACING
default y
help
Say Y here to trace all commands, including TX frames and IO
accesses, sent to the device. If you say yes, iwlwifi will

13
drivers/net/wireless/iwlwifi/iwl-7000.c
View File

@ -72,12 +72,10 @@
#define IWL7260_UCODE_API_MAX 17
/* Oldest version we won't warn about */
#define IWL7260_UCODE_API_OK 12
#define IWL3165_UCODE_API_OK 13
#define IWL7260_UCODE_API_OK 13
/* Lowest firmware API version supported */
#define IWL7260_UCODE_API_MIN 12
#define IWL3165_UCODE_API_MIN 13
#define IWL7260_UCODE_API_MIN 13
/* NVM versions */
#define IWL7260_NVM_VERSION 0x0a1d
@ -113,7 +111,7 @@
static const struct iwl_base_params iwl7000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE_FAMILY_7000,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_queues = 31,
.pll_cfg_val = 0,
.shadow_ram_support = true,
.led_compensation = 57,
@ -269,11 +267,6 @@ const struct iwl_cfg iwl3165_2ac_cfg = {
.name = "Intel(R) Dual Band Wireless AC 3165",
.fw_name_pre = IWL7265D_FW_PRE,
IWL_DEVICE_7000,
/* sparse doens't like the re-assignment but it is safe */
#ifndef __CHECKER__
.ucode_api_ok = IWL3165_UCODE_API_OK,
.ucode_api_min = IWL3165_UCODE_API_MIN,
#endif
.ht_params = &iwl7000_ht_params,
.nvm_ver = IWL3165_NVM_VERSION,
.nvm_calib_ver = IWL3165_TX_POWER_VERSION,

6
drivers/net/wireless/iwlwifi/iwl-8000.c
View File

@ -72,10 +72,10 @@
#define IWL8000_UCODE_API_MAX 17
/* Oldest version we won't warn about */
#define IWL8000_UCODE_API_OK 12
#define IWL8000_UCODE_API_OK 13
/* Lowest firmware API version supported */
#define IWL8000_UCODE_API_MIN 12
#define IWL8000_UCODE_API_MIN 13
/* NVM versions */
#define IWL8000_NVM_VERSION 0x0a1d
@ -107,7 +107,7 @@
static const struct iwl_base_params iwl8000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE_FAMILY_8000,
.num_of_queues = IWLAGN_NUM_QUEUES,
.num_of_queues = 31,
.pll_cfg_val = 0,
.shadow_ram_support = true,
.led_compensation = 57,

12
drivers/net/wireless/iwlwifi/iwl-config.h
View File

@ -223,13 +223,13 @@ struct iwl_tt_tx_backoff {
* @support_tx_backoff: Support tx-backoff?
*/
struct iwl_tt_params {
s32 ct_kill_entry;
s32 ct_kill_exit;
u32 ct_kill_entry;
u32 ct_kill_exit;
u32 ct_kill_duration;
s32 dynamic_smps_entry;
s32 dynamic_smps_exit;
s32 tx_protection_entry;
s32 tx_protection_exit;
u32 dynamic_smps_entry;
u32 dynamic_smps_exit;
u32 tx_protection_entry;
u32 tx_protection_exit;
struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
bool support_ct_kill;
bool support_dynamic_smps;

4
drivers/net/wireless/iwlwifi/iwl-drv.c
View File

@ -450,7 +450,7 @@ static int iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data,
u32 api_flags = le32_to_cpu(ucode_api->api_flags);
int i;
if (api_index >= IWL_API_MAX_BITS / 32) {
if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_API, 32)) {
IWL_ERR(drv, "api_index larger than supported by driver\n");
/* don't return an error so we can load FW that has more bits */
return 0;
@ -472,7 +472,7 @@ static int iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data,
u32 api_flags = le32_to_cpu(ucode_capa->api_capa);
int i;
if (api_index >= IWL_CAPABILITIES_MAX_BITS / 32) {
if (api_index >= DIV_ROUND_UP(NUM_IWL_UCODE_TLV_CAPA, 32)) {
IWL_ERR(drv, "api_index larger than supported by driver\n");
/* don't return an error so we can load FW that has more bits */
return 0;

32
drivers/net/wireless/iwlwifi/iwl-fw-file.h
View File

@ -247,36 +247,31 @@ typedef unsigned int __bitwise__ iwl_ucode_tlv_api_t;
* @IWL_UCODE_TLV_API_FRAGMENTED_SCAN: This ucode supports active dwell time
* longer than the passive one, which is essential for fragmented scan.
* @IWL_UCODE_TLV_API_WIFI_MCC_UPDATE: ucode supports MCC updates with source.
* IWL_UCODE_TLV_API_HDC_PHASE_0: ucode supports finer configuration of LTR
* @IWL_UCODE_TLV_API_TX_POWER_DEV: new API for tx power.
* @IWL_UCODE_TLV_API_WIDE_CMD_HDR: ucode supports wide command header
* @IWL_UCODE_TLV_API_SCD_CFG: This firmware can configure the scheduler
* through the dedicated host command.
* @IWL_UCODE_TLV_API_SINGLE_SCAN_EBS: EBS is supported for single scans too.
* @IWL_UCODE_TLV_API_ASYNC_DTM: Async temperature notifications are supported.
* @IWL_UCODE_TLV_API_LQ_SS_PARAMS: Configure STBC/BFER via LQ CMD ss_params
* @IWL_UCODE_TLV_API_STATS_V10: uCode supports/uses statistics API version 10
* @IWL_UCODE_TLV_API_NEW_VERSION: new versioning format
* @IWL_UCODE_TLV_API_EXT_SCAN_PRIORITY: scan APIs use 8-level priority
* instead of 3.
* @IWL_UCODE_TLV_API_TX_POWER_CHAIN: TX power API has larger command size
* (command version 3) that supports per-chain limits
*
* @NUM_IWL_UCODE_TLV_API: number of bits used
*/
enum iwl_ucode_tlv_api {
IWL_UCODE_TLV_API_BT_COEX_SPLIT = (__force iwl_ucode_tlv_api_t)3,
IWL_UCODE_TLV_API_FRAGMENTED_SCAN = (__force iwl_ucode_tlv_api_t)8,
IWL_UCODE_TLV_API_WIFI_MCC_UPDATE = (__force iwl_ucode_tlv_api_t)9,
IWL_UCODE_TLV_API_HDC_PHASE_0 = (__force iwl_ucode_tlv_api_t)10,
IWL_UCODE_TLV_API_TX_POWER_DEV = (__force iwl_ucode_tlv_api_t)11,
IWL_UCODE_TLV_API_WIDE_CMD_HDR = (__force iwl_ucode_tlv_api_t)14,
IWL_UCODE_TLV_API_SCD_CFG = (__force iwl_ucode_tlv_api_t)15,
IWL_UCODE_TLV_API_SINGLE_SCAN_EBS = (__force iwl_ucode_tlv_api_t)16,
IWL_UCODE_TLV_API_ASYNC_DTM = (__force iwl_ucode_tlv_api_t)17,
IWL_UCODE_TLV_API_LQ_SS_PARAMS = (__force iwl_ucode_tlv_api_t)18,
IWL_UCODE_TLV_API_STATS_V10 = (__force iwl_ucode_tlv_api_t)19,
IWL_UCODE_TLV_API_NEW_VERSION = (__force iwl_ucode_tlv_api_t)20,
IWL_UCODE_TLV_API_EXT_SCAN_PRIORITY = (__force iwl_ucode_tlv_api_t)24,
IWL_UCODE_TLV_API_TX_POWER_CHAIN = (__force iwl_ucode_tlv_api_t)27,
NUM_IWL_UCODE_TLV_API
#ifdef __CHECKER__
/* sparse says it cannot increment the previous enum member */
= 128
#endif
};
typedef unsigned int __bitwise__ iwl_ucode_tlv_capa_t;
@ -311,6 +306,8 @@ typedef unsigned int __bitwise__ iwl_ucode_tlv_capa_t;
* is supported.
* @IWL_UCODE_TLV_CAPA_BT_COEX_RRC: supports BT Coex RRC
* @IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT: supports gscan
*
* @NUM_IWL_UCODE_TLV_CAPA: number of bits used
*/
enum iwl_ucode_tlv_capa {
IWL_UCODE_TLV_CAPA_D0I3_SUPPORT = (__force iwl_ucode_tlv_capa_t)0,
@ -333,6 +330,12 @@ enum iwl_ucode_tlv_capa {
IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC = (__force iwl_ucode_tlv_capa_t)29,
IWL_UCODE_TLV_CAPA_BT_COEX_RRC = (__force iwl_ucode_tlv_capa_t)30,
IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT = (__force iwl_ucode_tlv_capa_t)31,
NUM_IWL_UCODE_TLV_CAPA
#ifdef __CHECKER__
/* sparse says it cannot increment the previous enum member */
= 128
#endif
};
/* The default calibrate table size if not specified by firmware file */
@ -343,9 +346,6 @@ enum iwl_ucode_tlv_capa {
/* The default max probe length if not specified by the firmware file */
#define IWL_DEFAULT_MAX_PROBE_LENGTH 200
#define IWL_API_MAX_BITS 64
#define IWL_CAPABILITIES_MAX_BITS 64
/*
* For 16.0 uCode and above, there is no differentiation between sections,
* just an offset to the HW address.

4
drivers/net/wireless/iwlwifi/iwl-fw.h
View File

@ -105,8 +105,8 @@ struct iwl_ucode_capabilities {
u32 n_scan_channels;
u32 standard_phy_calibration_size;
u32 flags;
unsigned long _api[BITS_TO_LONGS(IWL_API_MAX_BITS)];
unsigned long _capa[BITS_TO_LONGS(IWL_CAPABILITIES_MAX_BITS)];
unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)];
unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)];
};
static inline bool

23
drivers/net/wireless/iwlwifi/iwl-io.c
View File

@ -36,6 +36,29 @@
#include "iwl-prph.h"
#include "iwl-fh.h"
void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val)
{
trace_iwlwifi_dev_iowrite8(trans->dev, ofs, val);
iwl_trans_write8(trans, ofs, val);
}
IWL_EXPORT_SYMBOL(iwl_write8);
void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val)
{
trace_iwlwifi_dev_iowrite32(trans->dev, ofs, val);
iwl_trans_write32(trans, ofs, val);
}
IWL_EXPORT_SYMBOL(iwl_write32);
u32 iwl_read32(struct iwl_trans *trans, u32 ofs)
{
u32 val = iwl_trans_read32(trans, ofs);
trace_iwlwifi_dev_ioread32(trans->dev, ofs, val);
return val;
}
IWL_EXPORT_SYMBOL(iwl_read32);
#define IWL_POLL_INTERVAL 10 /* microseconds */
int iwl_poll_bit(struct iwl_trans *trans, u32 addr,

21
drivers/net/wireless/iwlwifi/iwl-io.h
View File

@ -32,24 +32,9 @@
#include "iwl-devtrace.h"
#include "iwl-trans.h"
static inline void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val)
{
trace_iwlwifi_dev_iowrite8(trans->dev, ofs, val);
iwl_trans_write8(trans, ofs, val);
}
static inline void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val)
{
trace_iwlwifi_dev_iowrite32(trans->dev, ofs, val);
iwl_trans_write32(trans, ofs, val);
}
static inline u32 iwl_read32(struct iwl_trans *trans, u32 ofs)
{
u32 val = iwl_trans_read32(trans, ofs);
trace_iwlwifi_dev_ioread32(trans->dev, ofs, val);
return val;
}
void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
{

15
drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
View File

@ -580,13 +580,15 @@ static void iwl_set_hw_address_family_8000(struct device *dev,
IWL_ERR_DEV(dev, "mac address is not found\n");
}
#define IWL_4165_DEVICE_ID 0x5501
struct iwl_nvm_data *
iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
const __le16 *nvm_hw, const __le16 *nvm_sw,
const __le16 *nvm_calib, const __le16 *regulatory,
const __le16 *mac_override, const __le16 *phy_sku,
u8 tx_chains, u8 rx_chains, bool lar_fw_supported,
u32 mac_addr0, u32 mac_addr1)
u32 mac_addr0, u32 mac_addr1, u32 hw_id)
{
struct iwl_nvm_data *data;
u32 sku;
@ -625,6 +627,17 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
(sku & NVM_SKU_CAP_11AC_ENABLE);
data->sku_cap_mimo_disabled = sku & NVM_SKU_CAP_MIMO_DISABLE;
/*
* OTP 0x52 bug work around
* define antenna 1x1 according to MIMO disabled
*/
if (hw_id == IWL_4165_DEVICE_ID && data->sku_cap_mimo_disabled) {
data->valid_tx_ant = ANT_B;
data->valid_rx_ant = ANT_B;
tx_chains = ANT_B;
rx_chains = ANT_B;
}
data->n_hw_addrs = iwl_get_n_hw_addrs(cfg, nvm_sw);
if (cfg->device_family != IWL_DEVICE_FAMILY_8000) {

2
drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
View File

@ -79,7 +79,7 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
const __le16 *nvm_calib, const __le16 *regulatory,
const __le16 *mac_override, const __le16 *phy_sku,
u8 tx_chains, u8 rx_chains, bool lar_fw_supported,
u32 mac_addr0, u32 mac_addr1);
u32 mac_addr0, u32 mac_addr1, u32 hw_id);
/**
* iwl_parse_mcc_info - parse MCC (mobile country code) info coming from FW

19
drivers/net/wireless/iwlwifi/iwl-op-mode.h
View File

@ -7,6 +7,7 @@
*
* Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -33,6 +34,7 @@
*
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -108,7 +110,8 @@ struct iwl_cfg;
* interact with it. The driver layer typically calls the start and stop
* handlers, the transport layer calls the others.
*
* All the handlers MUST be implemented
* All the handlers MUST be implemented, except @rx_rss which can be left
* out *iff* the opmode will never run on hardware with multi-queue capability.
*
* @start: start the op_mode. The transport layer is already allocated.
* May sleep
@ -116,6 +119,10 @@ struct iwl_cfg;
* May sleep
* @rx: Rx notification to the op_mode. rxb is the Rx buffer itself. Cmd is the
* HCMD this Rx responds to. Can't sleep.
* @rx_rss: data queue RX notification to the op_mode, for (data) notifications
* received on the RSS queue(s). The queue parameter indicates which of the
* RSS queues received this frame; it will always be non-zero.
* This method must not sleep.
* @queue_full: notifies that a HW queue is full.
* Must be atomic and called with BH disabled.
* @queue_not_full: notifies that a HW queue is not full any more.
@ -146,6 +153,8 @@ struct iwl_op_mode_ops {
void (*stop)(struct iwl_op_mode *op_mode);
void (*rx)(struct iwl_op_mode *op_mode, struct napi_struct *napi,
struct iwl_rx_cmd_buffer *rxb);
void (*rx_rss)(struct iwl_op_mode *op_mode, struct napi_struct *napi,
struct iwl_rx_cmd_buffer *rxb, unsigned int queue);
void (*queue_full)(struct iwl_op_mode *op_mode, int queue);
void (*queue_not_full)(struct iwl_op_mode *op_mode, int queue);
bool (*hw_rf_kill)(struct iwl_op_mode *op_mode, bool state);
@ -186,6 +195,14 @@ static inline void iwl_op_mode_rx(struct iwl_op_mode *op_mode,
return op_mode->ops->rx(op_mode, napi, rxb);
}
static inline void iwl_op_mode_rx_rss(struct iwl_op_mode *op_mode,
struct napi_struct *napi,
struct iwl_rx_cmd_buffer *rxb,
unsigned int queue)
{
op_mode->ops->rx_rss(op_mode, napi, rxb, queue);
}
static inline void iwl_op_mode_queue_full(struct iwl_op_mode *op_mode,
int queue)
{

1
drivers/net/wireless/iwlwifi/iwl-trans.c
View File

@ -87,6 +87,7 @@ struct iwl_trans *iwl_trans_alloc(unsigned int priv_size,
trans->cfg = cfg;
trans->ops = ops;
trans->dev_cmd_headroom = dev_cmd_headroom;
trans->num_rx_queues = 1;
snprintf(trans->dev_cmd_pool_name, sizeof(trans->dev_cmd_pool_name),
"iwl_cmd_pool:%s", dev_name(trans->dev));

5
drivers/net/wireless/iwlwifi/iwl-trans.h
View File

@ -386,6 +386,7 @@ static inline void iwl_free_rxb(struct iwl_rx_cmd_buffer *r)
#define IWL_MAX_HW_QUEUES 32
#define IWL_MAX_TID_COUNT 8
#define IWL_FRAME_LIMIT 64
#define IWL_MAX_RX_HW_QUEUES 16
/**
* enum iwl_wowlan_status - WoWLAN image/device status
@ -654,6 +655,8 @@ enum iwl_d0i3_mode {
* @hw_id_str: a string with info about HW ID. Set during transport allocation.
* @pm_support: set to true in start_hw if link pm is supported
* @ltr_enabled: set to true if the LTR is enabled
* @num_rx_queues: number of RX queues allocated by the transport;
* the transport must set this before calling iwl_drv_start()
* @dev_cmd_pool: pool for Tx cmd allocation - for internal use only.
* The user should use iwl_trans_{alloc,free}_tx_cmd.
* @dev_cmd_headroom: room needed for the transport's private use before the
@ -693,6 +696,8 @@ struct iwl_trans {
bool pm_support;
bool ltr_enabled;
u8 num_rx_queues;
/* The following fields are internal only */
struct kmem_cache *dev_cmd_pool;
size_t dev_cmd_headroom;

1
drivers/net/wireless/iwlwifi/mvm/constants.h
View File

@ -102,6 +102,7 @@
#define IWL_MVM_QUOTA_THRESHOLD 4
#define IWL_MVM_RS_RSSI_BASED_INIT_RATE 0
#define IWL_MVM_RS_DISABLE_P2P_MIMO 0
#define IWL_MVM_RS_80_20_FAR_RANGE_TWEAK 1
#define IWL_MVM_TOF_IS_RESPONDER 0
#define IWL_MVM_RS_NUM_TRY_BEFORE_ANT_TOGGLE 1
#define IWL_MVM_RS_HT_VHT_RETRIES_PER_RATE 2

3
drivers/net/wireless/iwlwifi/mvm/d3.c
View File

@ -1170,6 +1170,9 @@ int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
int ret;
/* make sure the d0i3 exit work is not pending */
flush_work(&mvm->d0i3_exit_work);
ret = iwl_trans_suspend(mvm->trans);
if (ret)
return ret;

75
drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c
View File

@ -511,7 +511,8 @@ static ssize_t iwl_dbgfs_tof_enable_write(struct ieee80211_vif *vif,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm *mvm = mvmvif->mvm;
int value, ret = -EINVAL;
u32 value;
int ret = -EINVAL;
char *data;
mutex_lock(&mvm->mutex);
@ -599,7 +600,8 @@ static ssize_t iwl_dbgfs_tof_responder_params_write(struct ieee80211_vif *vif,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm *mvm = mvmvif->mvm;
int value, ret = 0;
u32 value;
int ret = 0;
char *data;
mutex_lock(&mvm->mutex);
@ -822,7 +824,8 @@ static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm *mvm = mvmvif->mvm;
int value, ret = 0;
u32 value;
int ret = 0;
char *data;
mutex_lock(&mvm->mutex);
@ -892,6 +895,7 @@ static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif,
goto out;
}
memcpy(mvm->tof_data.range_req.macaddr_template, mac, ETH_ALEN);
goto out;
}
data = iwl_dbgfs_is_match("macaddr_mask=", buf);
@ -903,21 +907,22 @@ static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif,
goto out;
}
memcpy(mvm->tof_data.range_req.macaddr_mask, mac, ETH_ALEN);
goto out;
}
data = iwl_dbgfs_is_match("ap=", buf);
if (data) {
struct iwl_tof_range_req_ap_entry ap;
struct iwl_tof_range_req_ap_entry ap = {};
int size = sizeof(struct iwl_tof_range_req_ap_entry);
u16 burst_period;
u8 *mac = ap.bssid;
unsigned int i;
if (sscanf(data, "%u %hhd %hhx %hhx"
if (sscanf(data, "%u %hhd %hhd %hhd"
"%hhx:%hhx:%hhx:%hhx:%hhx:%hhx"
"%hhx %hhx %hx"
"%hhx %hhx %x"
"%hhx %hhx %hhx %hhx",
"%hhd %hhd %hd"
"%hhd %hhd %d"
"%hhx %hhd %hhd %hhd",
&i, &ap.channel_num, &ap.bandwidth,
&ap.ctrl_ch_position,
mac, mac + 1, mac + 2, mac + 3, mac + 4, mac + 5,
@ -944,12 +949,12 @@ static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif,
data = iwl_dbgfs_is_match("send_range_request=", buf);
if (data) {
ret = kstrtou32(data, 10, &value);
if (ret == 0 && value) {
if (ret == 0 && value)
ret = iwl_mvm_tof_range_request_cmd(mvm, vif);
goto out;
}
goto out;
}
ret = -EINVAL;
out:
mutex_unlock(&mvm->mutex);
return ret ?: count;
@ -994,16 +999,18 @@ static ssize_t iwl_dbgfs_tof_range_request_read(struct file *file,
struct iwl_tof_range_req_ap_entry *ap = &cmd->ap[i];
pos += scnprintf(buf + pos, bufsz - pos,
"ap %.2d: channel_num=%hhx bw=%hhx"
" control=%hhx bssid=%pM type=%hhx"
" num_of_bursts=%hhx burst_period=%hx ftm=%hhx"
" retries=%hhx tsf_delta=%x location_req=%hhx "
" asap=%hhx enable=%hhx rssi=%hhx\n",
"ap %.2d: channel_num=%hhd bw=%hhd"
" control=%hhd bssid=%pM type=%hhd"
" num_of_bursts=%hhd burst_period=%hd ftm=%hhd"
" retries=%hhd tsf_delta=%d"
" tsf_delta_direction=%hhd location_req=0x%hhx "
" asap=%hhd enable=%hhd rssi=%hhd\n",
i, ap->channel_num, ap->bandwidth,
ap->ctrl_ch_position, ap->bssid,
ap->measure_type, ap->num_of_bursts,
ap->burst_period, ap->samples_per_burst,
ap->retries_per_sample, ap->tsf_delta,
ap->tsf_delta_direction,
ap->location_req, ap->asap_mode,
ap->enable_dyn_ack, ap->rssi);
}
@ -1019,7 +1026,8 @@ static ssize_t iwl_dbgfs_tof_range_req_ext_write(struct ieee80211_vif *vif,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm *mvm = mvmvif->mvm;
int value, ret = 0;
u32 value;
int ret = 0;
char *data;
mutex_lock(&mvm->mutex);
@ -1071,12 +1079,12 @@ static ssize_t iwl_dbgfs_tof_range_req_ext_write(struct ieee80211_vif *vif,
data = iwl_dbgfs_is_match("send_range_req_ext=", buf);
if (data) {
ret = kstrtou32(data, 10, &value);
if (ret == 0 && value) {
if (ret == 0 && value)
ret = iwl_mvm_tof_range_request_ext_cmd(mvm, vif);
goto out;
}
goto out;
}
ret = -EINVAL;
out:
mutex_unlock(&mvm->mutex);
return ret ?: count;
@ -1099,18 +1107,18 @@ static ssize_t iwl_dbgfs_tof_range_req_ext_read(struct file *file,
mutex_lock(&mvm->mutex);
pos += scnprintf(buf + pos, bufsz - pos,
"tsf_timer_offset_msec = %hx\n",
"tsf_timer_offset_msec = %hd\n",
cmd->tsf_timer_offset_msec);
pos += scnprintf(buf + pos, bufsz - pos, "min_delta_ftm = %hhx\n",
pos += scnprintf(buf + pos, bufsz - pos, "min_delta_ftm = %hhd\n",
cmd->min_delta_ftm);
pos += scnprintf(buf + pos, bufsz - pos,
"ftm_format_and_bw20M = %hhx\n",
"ftm_format_and_bw20M = %hhd\n",
cmd->ftm_format_and_bw20M);
pos += scnprintf(buf + pos, bufsz - pos,
"ftm_format_and_bw40M = %hhx\n",
"ftm_format_and_bw40M = %hhd\n",
cmd->ftm_format_and_bw40M);
pos += scnprintf(buf + pos, bufsz - pos,
"ftm_format_and_bw80M = %hhx\n",
"ftm_format_and_bw80M = %hhd\n",
cmd->ftm_format_and_bw80M);
mutex_unlock(&mvm->mutex);
@ -1123,8 +1131,8 @@ static ssize_t iwl_dbgfs_tof_range_abort_write(struct ieee80211_vif *vif,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm *mvm = mvmvif->mvm;
int value, ret = 0;
int abort_id;
u32 value;
int abort_id, ret = 0;
char *data;
mutex_lock(&mvm->mutex);
@ -1205,11 +1213,11 @@ static ssize_t iwl_dbgfs_tof_range_response_read(struct file *file,
struct iwl_tof_range_rsp_ap_entry_ntfy *ap = &cmd->ap[i];
pos += scnprintf(buf + pos, bufsz - pos,
"ap %.2d: bssid=%pM status=%hhx bw=%hhx"
" rtt=%x rtt_var=%x rtt_spread=%x"
" rssi=%hhx rssi_spread=%hhx"
" range=%x range_var=%x"
" time_stamp=%x\n",
"ap %.2d: bssid=%pM status=%hhd bw=%hhd"
" rtt=%d rtt_var=%d rtt_spread=%d"
" rssi=%hhd rssi_spread=%hhd"
" range=%d range_var=%d"
" time_stamp=%d\n",
i, ap->bssid, ap->measure_status,
ap->measure_bw,
ap->rtt, ap->rtt_variance, ap->rtt_spread,
@ -1250,11 +1258,10 @@ static ssize_t iwl_dbgfs_low_latency_read(struct file *file,
{
struct ieee80211_vif *vif = file->private_data;
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
char buf[3];
char buf[2];
buf[0] = mvmvif->low_latency ? '1' : '0';
buf[1] = '\n';
buf[2] = '\0';
return simple_read_from_buffer(user_buf, count, ppos, buf, sizeof(buf));
}

132
drivers/net/wireless/iwlwifi/mvm/debugfs.c
View File

@ -1214,118 +1214,6 @@ static ssize_t iwl_dbgfs_d3_sram_read(struct file *file, char __user *user_buf,
return ret;
}
#define MAX_NUM_ND_MATCHSETS 10
static ssize_t iwl_dbgfs_netdetect_write(struct iwl_mvm *mvm, char *buf,
size_t count, loff_t *ppos)
{
const char *seps = ",\n";
char *buf_ptr = buf;
char *value_str = NULL;
int ret, i;
/* TODO: don't free if write is being called several times in one go */
if (mvm->nd_config) {
kfree(mvm->nd_config->match_sets);
kfree(mvm->nd_config);
mvm->nd_config = NULL;
}
mvm->nd_config = kzalloc(sizeof(*mvm->nd_config) +
(11 * sizeof(struct ieee80211_channel *)),
GFP_KERNEL);
if (!mvm->nd_config) {
ret = -ENOMEM;
goto out_free;
}
mvm->nd_config->n_channels = 11;
mvm->nd_config->scan_width = NL80211_BSS_CHAN_WIDTH_20;
mvm->nd_config->interval = 5;
mvm->nd_config->min_rssi_thold = -80;
for (i = 0; i < mvm->nd_config->n_channels; i++)
mvm->nd_config->channels[i] = &mvm->nvm_data->channels[i];
mvm->nd_config->match_sets =
kcalloc(MAX_NUM_ND_MATCHSETS,
sizeof(*mvm->nd_config->match_sets),
GFP_KERNEL);
if (!mvm->nd_config->match_sets) {
ret = -ENOMEM;
goto out_free;
}
while ((value_str = strsep(&buf_ptr, seps)) &&
strlen(value_str)) {
struct cfg80211_match_set *set;
if (mvm->nd_config->n_match_sets >= MAX_NUM_ND_MATCHSETS) {
ret = -EINVAL;
goto out_free;
}
set = &mvm->nd_config->match_sets[mvm->nd_config->n_match_sets];
set->ssid.ssid_len = strlen(value_str);
if (set->ssid.ssid_len > IEEE80211_MAX_SSID_LEN) {
ret = -EINVAL;
goto out_free;
}
memcpy(set->ssid.ssid, value_str, set->ssid.ssid_len);
mvm->nd_config->n_match_sets++;
}
ret = count;
if (mvm->nd_config->n_match_sets)
goto out;
out_free:
if (mvm->nd_config)
kfree(mvm->nd_config->match_sets);
kfree(mvm->nd_config);
mvm->nd_config = NULL;
out:
return ret;
}
static ssize_t
iwl_dbgfs_netdetect_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_mvm *mvm = file->private_data;
size_t bufsz, ret;
char *buf;
int i, n_match_sets, pos = 0;
n_match_sets = mvm->nd_config ? mvm->nd_config->n_match_sets : 0;
bufsz = n_match_sets * (IEEE80211_MAX_SSID_LEN + 1) + 1;
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
for (i = 0; i < n_match_sets; i++) {
if (pos +
mvm->nd_config->match_sets[i].ssid.ssid_len + 2 > bufsz) {
ret = -EIO;
goto out;
}
memcpy(buf + pos, mvm->nd_config->match_sets[i].ssid.ssid,
mvm->nd_config->match_sets[i].ssid.ssid_len);
pos += mvm->nd_config->match_sets[i].ssid.ssid_len;
buf[pos++] = '\n';
}
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
out:
kfree(buf);
return ret;
}
#endif
#define PRINT_MVM_REF(ref) do { \
@ -1473,11 +1361,25 @@ out:
return count;
}
static ssize_t
iwl_dbgfs_send_echo_cmd_write(struct iwl_mvm *mvm, char *buf,
size_t count, loff_t *ppos)
{
int ret;
mutex_lock(&mvm->mutex);
ret = iwl_mvm_send_cmd_pdu(mvm, ECHO_CMD, 0, 0, NULL);
mutex_unlock(&mvm->mutex);
return ret ?: count;
}
MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
/* Device wide debugfs entries */
MVM_DEBUGFS_WRITE_FILE_OPS(tx_flush, 16);
MVM_DEBUGFS_WRITE_FILE_OPS(sta_drain, 8);
MVM_DEBUGFS_WRITE_FILE_OPS(send_echo_cmd, 8);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(sram, 64);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(set_nic_temperature, 64);
MVM_DEBUGFS_READ_FILE_OPS(nic_temp);
@ -1503,7 +1405,6 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256);
#ifdef CONFIG_PM_SLEEP
MVM_DEBUGFS_READ_WRITE_FILE_OPS(d3_sram, 8);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(netdetect, 384);
#endif
int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
@ -1538,6 +1439,7 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
MVM_DEBUGFS_ADD_FILE(d0i3_refs, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
MVM_DEBUGFS_ADD_FILE(fw_dbg_conf, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, S_IWUSR);
MVM_DEBUGFS_ADD_FILE(send_echo_cmd, mvm->debugfs_dir, S_IWUSR);
if (!debugfs_create_bool("enable_scan_iteration_notif",
S_IRUSR | S_IWUSR,
mvm->debugfs_dir,
@ -1572,7 +1474,6 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
if (!debugfs_create_u32("last_netdetect_scans", S_IRUSR,
mvm->debugfs_dir, &mvm->last_netdetect_scans))
goto err;
MVM_DEBUGFS_ADD_FILE(netdetect, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
#endif
if (!debugfs_create_u8("low_latency_agg_frame_limit", S_IRUSR | S_IWUSR,
@ -1594,6 +1495,9 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
if (!debugfs_create_blob("nvm_prod", S_IRUSR,
mvm->debugfs_dir, &mvm->nvm_prod_blob))
goto err;
if (!debugfs_create_blob("nvm_phy_sku", S_IRUSR,
mvm->debugfs_dir, &mvm->nvm_phy_sku_blob))
goto err;
/*
* Create a symlink with mac80211. It will be removed when mac80211

8
drivers/net/wireless/iwlwifi/mvm/fw-api-power.h
View File

@ -192,16 +192,10 @@ struct iwl_powertable_cmd {
/**
* enum iwl_device_power_flags - masks for device power command flags
* @DEVIC_POWER_FLAGS_POWER_SAVE_ENA_MSK: '1' Allow to save power by turning off
* receiver and transmitter. '0' - does not allow. This flag should be
* always set to '1' unless one need to disable actual power down for debug
* purposes.
* @DEVICE_POWER_FLAGS_CAM_MSK: '1' CAM (Continuous Active Mode) is set, meaning
* that power management is disabled. '0' Power management is enabled, one
* of power schemes is applied.
* receiver and transmitter. '0' - does not allow.
*/
enum iwl_device_power_flags {
DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK = BIT(0),
DEVICE_POWER_FLAGS_CAM_MSK = BIT(13),
};
/**

238
drivers/net/wireless/iwlwifi/mvm/fw-api-rx.h Normal file
View File

@ -0,0 +1,238 @@
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __fw_api_rx_h__
#define __fw_api_rx_h__
#define IWL_RX_INFO_PHY_CNT 8
#define IWL_RX_INFO_ENERGY_ANT_ABC_IDX 1
#define IWL_RX_INFO_ENERGY_ANT_A_MSK 0x000000ff
#define IWL_RX_INFO_ENERGY_ANT_B_MSK 0x0000ff00
#define IWL_RX_INFO_ENERGY_ANT_C_MSK 0x00ff0000
#define IWL_RX_INFO_ENERGY_ANT_A_POS 0
#define IWL_RX_INFO_ENERGY_ANT_B_POS 8
#define IWL_RX_INFO_ENERGY_ANT_C_POS 16
/**
* struct iwl_rx_phy_info - phy info
* (REPLY_RX_PHY_CMD = 0xc0)
* @non_cfg_phy_cnt: non configurable DSP phy data byte count
* @cfg_phy_cnt: configurable DSP phy data byte count
* @stat_id: configurable DSP phy data set ID
* @reserved1:
* @system_timestamp: GP2 at on air rise
* @timestamp: TSF at on air rise
* @beacon_time_stamp: beacon at on-air rise
* @phy_flags: general phy flags: band, modulation, ...
* @channel: channel number
* @non_cfg_phy_buf: for various implementations of non_cfg_phy
* @rate_n_flags: RATE_MCS_*
* @byte_count: frame's byte-count
* @frame_time: frame's time on the air, based on byte count and frame rate
* calculation
* @mac_active_msk: what MACs were active when the frame was received
*
* Before each Rx, the device sends this data. It contains PHY information
* about the reception of the packet.
*/
struct iwl_rx_phy_info {
u8 non_cfg_phy_cnt;
u8 cfg_phy_cnt;
u8 stat_id;
u8 reserved1;
__le32 system_timestamp;
__le64 timestamp;
__le32 beacon_time_stamp;
__le16 phy_flags;
__le16 channel;
__le32 non_cfg_phy[IWL_RX_INFO_PHY_CNT];
__le32 rate_n_flags;
__le32 byte_count;
__le16 mac_active_msk;
__le16 frame_time;
} __packed;
/*
* TCP offload Rx assist info
*
* bits 0:3 - reserved
* bits 4:7 - MIC CRC length
* bits 8:12 - MAC header length
* bit 13 - Padding indication
* bit 14 - A-AMSDU indication
* bit 15 - Offload enabled
*/
enum iwl_csum_rx_assist_info {
CSUM_RXA_RESERVED_MASK = 0x000f,
CSUM_RXA_MICSIZE_MASK = 0x00f0,
CSUM_RXA_HEADERLEN_MASK = 0x1f00,
CSUM_RXA_PADD = BIT(13),
CSUM_RXA_AMSDU = BIT(14),
CSUM_RXA_ENA = BIT(15)
};
/**
* struct iwl_rx_mpdu_res_start - phy info
* @assist: see CSUM_RX_ASSIST_ above
*/
struct iwl_rx_mpdu_res_start {
__le16 byte_count;
__le16 assist;
} __packed; /* _RX_MPDU_RES_START_API_S_VER_2 */
/**
* enum iwl_rx_phy_flags - to parse %iwl_rx_phy_info phy_flags
* @RX_RES_PHY_FLAGS_BAND_24: true if the packet was received on 2.4 band
* @RX_RES_PHY_FLAGS_MOD_CCK:
* @RX_RES_PHY_FLAGS_SHORT_PREAMBLE: true if packet's preamble was short
* @RX_RES_PHY_FLAGS_NARROW_BAND:
* @RX_RES_PHY_FLAGS_ANTENNA: antenna on which the packet was received
* @RX_RES_PHY_FLAGS_AGG: set if the packet was part of an A-MPDU
* @RX_RES_PHY_FLAGS_OFDM_HT: The frame was an HT frame
* @RX_RES_PHY_FLAGS_OFDM_GF: The frame used GF preamble
* @RX_RES_PHY_FLAGS_OFDM_VHT: The frame was a VHT frame
*/
enum iwl_rx_phy_flags {
RX_RES_PHY_FLAGS_BAND_24 = BIT(0),
RX_RES_PHY_FLAGS_MOD_CCK = BIT(1),
RX_RES_PHY_FLAGS_SHORT_PREAMBLE = BIT(2),
RX_RES_PHY_FLAGS_NARROW_BAND = BIT(3),
RX_RES_PHY_FLAGS_ANTENNA = (0x7 << 4),
RX_RES_PHY_FLAGS_ANTENNA_POS = 4,
RX_RES_PHY_FLAGS_AGG = BIT(7),
RX_RES_PHY_FLAGS_OFDM_HT = BIT(8),
RX_RES_PHY_FLAGS_OFDM_GF = BIT(9),
RX_RES_PHY_FLAGS_OFDM_VHT = BIT(10),
};
/**
* enum iwl_mvm_rx_status - written by fw for each Rx packet
* @RX_MPDU_RES_STATUS_CRC_OK: CRC is fine
* @RX_MPDU_RES_STATUS_OVERRUN_OK: there was no RXE overflow
* @RX_MPDU_RES_STATUS_SRC_STA_FOUND:
* @RX_MPDU_RES_STATUS_KEY_VALID:
* @RX_MPDU_RES_STATUS_KEY_PARAM_OK:
* @RX_MPDU_RES_STATUS_ICV_OK: ICV is fine, if not, the packet is destroyed
* @RX_MPDU_RES_STATUS_MIC_OK: used for CCM alg only. TKIP MIC is checked
* in the driver.
* @RX_MPDU_RES_STATUS_TTAK_OK: TTAK is fine
* @RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR: valid for alg = CCM_CMAC or
* alg = CCM only. Checks replay attack for 11w frames. Relevant only if
* %RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME is set.
* @RX_MPDU_RES_STATUS_SEC_NO_ENC: this frame is not encrypted
* @RX_MPDU_RES_STATUS_SEC_WEP_ENC: this frame is encrypted using WEP
* @RX_MPDU_RES_STATUS_SEC_CCM_ENC: this frame is encrypted using CCM
* @RX_MPDU_RES_STATUS_SEC_TKIP_ENC: this frame is encrypted using TKIP
* @RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC: this frame is encrypted using CCM_CMAC
* @RX_MPDU_RES_STATUS_SEC_ENC_ERR: this frame couldn't be decrypted
* @RX_MPDU_RES_STATUS_SEC_ENC_MSK: bitmask of the encryption algorithm
* @RX_MPDU_RES_STATUS_DEC_DONE: this frame has been successfully decrypted
* @RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP:
* @RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP:
* @RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT:
* @RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME: this frame is an 11w management frame
* @RX_MPDU_RES_STATUS_CSUM_DONE: checksum was done by the hw
* @RX_MPDU_RES_STATUS_CSUM_OK: checksum found no errors
* @RX_MPDU_RES_STATUS_HASH_INDEX_MSK:
* @RX_MPDU_RES_STATUS_STA_ID_MSK:
* @RX_MPDU_RES_STATUS_RRF_KILL:
* @RX_MPDU_RES_STATUS_FILTERING_MSK:
* @RX_MPDU_RES_STATUS2_FILTERING_MSK:
*/
enum iwl_mvm_rx_status {
RX_MPDU_RES_STATUS_CRC_OK = BIT(0),
RX_MPDU_RES_STATUS_OVERRUN_OK = BIT(1),
RX_MPDU_RES_STATUS_SRC_STA_FOUND = BIT(2),
RX_MPDU_RES_STATUS_KEY_VALID = BIT(3),
RX_MPDU_RES_STATUS_KEY_PARAM_OK = BIT(4),
RX_MPDU_RES_STATUS_ICV_OK = BIT(5),
RX_MPDU_RES_STATUS_MIC_OK = BIT(6),
RX_MPDU_RES_STATUS_TTAK_OK = BIT(7),
RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR = BIT(7),
RX_MPDU_RES_STATUS_SEC_NO_ENC = (0 << 8),
RX_MPDU_RES_STATUS_SEC_WEP_ENC = (1 << 8),
RX_MPDU_RES_STATUS_SEC_CCM_ENC = (2 << 8),
RX_MPDU_RES_STATUS_SEC_TKIP_ENC = (3 << 8),
RX_MPDU_RES_STATUS_SEC_EXT_ENC = (4 << 8),
RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC = (6 << 8),
RX_MPDU_RES_STATUS_SEC_ENC_ERR = (7 << 8),
RX_MPDU_RES_STATUS_SEC_ENC_MSK = (7 << 8),
RX_MPDU_RES_STATUS_DEC_DONE = BIT(11),
RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP = BIT(12),
RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP = BIT(13),
RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT = BIT(14),
RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME = BIT(15),
RX_MPDU_RES_STATUS_CSUM_DONE = BIT(16),
RX_MPDU_RES_STATUS_CSUM_OK = BIT(17),
RX_MPDU_RES_STATUS_HASH_INDEX_MSK = (0x3F0000),
RX_MPDU_RES_STATUS_STA_ID_MSK = (0x1f000000),
RX_MPDU_RES_STATUS_RRF_KILL = BIT(29),
RX_MPDU_RES_STATUS_FILTERING_MSK = (0xc00000),
RX_MPDU_RES_STATUS2_FILTERING_MSK = (0xc0000000),
};
#endif /* __fw_api_rx_h__ */

41
drivers/net/wireless/iwlwifi/mvm/fw-api-stats.h
View File

@ -219,32 +219,6 @@ struct mvm_statistics_bt_activity {
__le32 lo_priority_rx_denied_cnt;
} __packed; /* STATISTICS_BT_ACTIVITY_API_S_VER_1 */
struct mvm_statistics_general_v5 {
__le32 radio_temperature;
__le32 radio_voltage;
struct mvm_statistics_dbg dbg;
__le32 sleep_time;
__le32 slots_out;
__le32 slots_idle;
__le32 ttl_timestamp;
struct mvm_statistics_div slow_div;
__le32 rx_enable_counter;
/*
* num_of_sos_states:
* count the number of times we have to re-tune
* in order to get out of bad PHY status
*/
__le32 num_of_sos_states;
__le32 beacon_filtered;
__le32 missed_beacons;
__s8 beacon_filter_average_energy;
__s8 beacon_filter_reason;
__s8 beacon_filter_current_energy;
__s8 beacon_filter_reserved;
__le32 beacon_filter_delta_time;
struct mvm_statistics_bt_activity bt_activity;
} __packed; /* STATISTICS_GENERAL_API_S_VER_5 */
struct mvm_statistics_general_v8 {
__le32 radio_temperature;
__le32 radio_voltage;
@ -263,10 +237,10 @@ struct mvm_statistics_general_v8 {
__le32 num_of_sos_states;
__le32 beacon_filtered;
__le32 missed_beacons;
__s8 beacon_filter_average_energy;
__s8 beacon_filter_reason;
__s8 beacon_filter_current_energy;
__s8 beacon_filter_reserved;
u8 beacon_filter_average_energy;
u8 beacon_filter_reason;
u8 beacon_filter_current_energy;
u8 beacon_filter_reserved;
__le32 beacon_filter_delta_time;
struct mvm_statistics_bt_activity bt_activity;
__le64 rx_time;
@ -293,13 +267,6 @@ struct mvm_statistics_rx {
* STATISTICS_CMD (0x9c), below.
*/
struct iwl_notif_statistics_v8 {
__le32 flag;
struct mvm_statistics_rx rx;
struct mvm_statistics_tx tx;
struct mvm_statistics_general_v5 general;
} __packed; /* STATISTICS_NTFY_API_S_VER_8 */
struct iwl_notif_statistics_v10 {
__le32 flag;
struct mvm_statistics_rx rx;

196
drivers/net/wireless/iwlwifi/mvm/fw-api.h
View File

@ -67,6 +67,7 @@
#define __fw_api_h__
#include "fw-api-rs.h"
#include "fw-api-rx.h"
#include "fw-api-tx.h"
#include "fw-api-sta.h"
#include "fw-api-mac.h"
@ -100,6 +101,7 @@ enum iwl_mvm_tx_fifo {
enum {
MVM_ALIVE = 0x1,
REPLY_ERROR = 0x2,
ECHO_CMD = 0x3,
INIT_COMPLETE_NOTIF = 0x4,
@ -266,6 +268,16 @@ enum {
REPLY_MAX = 0xff,
};
enum iwl_phy_ops_subcmd_ids {
CMD_DTS_MEASUREMENT_TRIGGER_WIDE = 0x0,
DTS_MEASUREMENT_NOTIF_WIDE = 0xFF,
};
/* command groups */
enum {
PHY_OPS_GROUP = 0x4,
};
/**
* struct iwl_cmd_response - generic response struct for most commands
* @status: status of the command asked, changes for each one
@ -1070,190 +1082,6 @@ struct iwl_hs20_roc_res {
__le32 status;
} __packed; /* HOT_SPOT_RSP_API_S_VER_1 */
#define IWL_RX_INFO_PHY_CNT 8
#define IWL_RX_INFO_ENERGY_ANT_ABC_IDX 1
#define IWL_RX_INFO_ENERGY_ANT_A_MSK 0x000000ff
#define IWL_RX_INFO_ENERGY_ANT_B_MSK 0x0000ff00
#define IWL_RX_INFO_ENERGY_ANT_C_MSK 0x00ff0000
#define IWL_RX_INFO_ENERGY_ANT_A_POS 0
#define IWL_RX_INFO_ENERGY_ANT_B_POS 8
#define IWL_RX_INFO_ENERGY_ANT_C_POS 16
#define IWL_RX_INFO_AGC_IDX 1
#define IWL_RX_INFO_RSSI_AB_IDX 2
#define IWL_OFDM_AGC_A_MSK 0x0000007f
#define IWL_OFDM_AGC_A_POS 0
#define IWL_OFDM_AGC_B_MSK 0x00003f80
#define IWL_OFDM_AGC_B_POS 7
#define IWL_OFDM_AGC_CODE_MSK 0x3fe00000
#define IWL_OFDM_AGC_CODE_POS 20
#define IWL_OFDM_RSSI_INBAND_A_MSK 0x00ff
#define IWL_OFDM_RSSI_A_POS 0
#define IWL_OFDM_RSSI_ALLBAND_A_MSK 0xff00
#define IWL_OFDM_RSSI_ALLBAND_A_POS 8
#define IWL_OFDM_RSSI_INBAND_B_MSK 0xff0000
#define IWL_OFDM_RSSI_B_POS 16
#define IWL_OFDM_RSSI_ALLBAND_B_MSK 0xff000000
#define IWL_OFDM_RSSI_ALLBAND_B_POS 24
/**
* struct iwl_rx_phy_info - phy info
* (REPLY_RX_PHY_CMD = 0xc0)
* @non_cfg_phy_cnt: non configurable DSP phy data byte count
* @cfg_phy_cnt: configurable DSP phy data byte count
* @stat_id: configurable DSP phy data set ID
* @reserved1:
* @system_timestamp: GP2 at on air rise
* @timestamp: TSF at on air rise
* @beacon_time_stamp: beacon at on-air rise
* @phy_flags: general phy flags: band, modulation, ...
* @channel: channel number
* @non_cfg_phy_buf: for various implementations of non_cfg_phy
* @rate_n_flags: RATE_MCS_*
* @byte_count: frame's byte-count
* @frame_time: frame's time on the air, based on byte count and frame rate
* calculation
* @mac_active_msk: what MACs were active when the frame was received
*
* Before each Rx, the device sends this data. It contains PHY information
* about the reception of the packet.
*/
struct iwl_rx_phy_info {
u8 non_cfg_phy_cnt;
u8 cfg_phy_cnt;
u8 stat_id;
u8 reserved1;
__le32 system_timestamp;
__le64 timestamp;
__le32 beacon_time_stamp;
__le16 phy_flags;
__le16 channel;
__le32 non_cfg_phy[IWL_RX_INFO_PHY_CNT];
__le32 rate_n_flags;
__le32 byte_count;
__le16 mac_active_msk;
__le16 frame_time;
} __packed;
/*
* TCP offload Rx assist info
*
* bits 0:3 - reserved
* bits 4:7 - MIC CRC length
* bits 8:12 - MAC header length
* bit 13 - Padding indication
* bit 14 - A-AMSDU indication
* bit 15 - Offload enabled
*/
enum iwl_csum_rx_assist_info {
CSUM_RXA_RESERVED_MASK = 0x000f,
CSUM_RXA_MICSIZE_MASK = 0x00f0,
CSUM_RXA_HEADERLEN_MASK = 0x1f00,
CSUM_RXA_PADD = BIT(13),
CSUM_RXA_AMSDU = BIT(14),
CSUM_RXA_ENA = BIT(15)
};
/**
* struct iwl_rx_mpdu_res_start - phy info
* @assist: see CSUM_RX_ASSIST_ above
*/
struct iwl_rx_mpdu_res_start {
__le16 byte_count;
__le16 assist;
} __packed; /* _RX_MPDU_RES_START_API_S_VER_2 */
/**
* enum iwl_rx_phy_flags - to parse %iwl_rx_phy_info phy_flags
* @RX_RES_PHY_FLAGS_BAND_24: true if the packet was received on 2.4 band
* @RX_RES_PHY_FLAGS_MOD_CCK:
* @RX_RES_PHY_FLAGS_SHORT_PREAMBLE: true if packet's preamble was short
* @RX_RES_PHY_FLAGS_NARROW_BAND:
* @RX_RES_PHY_FLAGS_ANTENNA: antenna on which the packet was received
* @RX_RES_PHY_FLAGS_AGG: set if the packet was part of an A-MPDU
* @RX_RES_PHY_FLAGS_OFDM_HT: The frame was an HT frame
* @RX_RES_PHY_FLAGS_OFDM_GF: The frame used GF preamble
* @RX_RES_PHY_FLAGS_OFDM_VHT: The frame was a VHT frame
*/
enum iwl_rx_phy_flags {
RX_RES_PHY_FLAGS_BAND_24 = BIT(0),
RX_RES_PHY_FLAGS_MOD_CCK = BIT(1),
RX_RES_PHY_FLAGS_SHORT_PREAMBLE = BIT(2),
RX_RES_PHY_FLAGS_NARROW_BAND = BIT(3),
RX_RES_PHY_FLAGS_ANTENNA = (0x7 << 4),
RX_RES_PHY_FLAGS_ANTENNA_POS = 4,
RX_RES_PHY_FLAGS_AGG = BIT(7),
RX_RES_PHY_FLAGS_OFDM_HT = BIT(8),
RX_RES_PHY_FLAGS_OFDM_GF = BIT(9),
RX_RES_PHY_FLAGS_OFDM_VHT = BIT(10),
};
/**
* enum iwl_mvm_rx_status - written by fw for each Rx packet
* @RX_MPDU_RES_STATUS_CRC_OK: CRC is fine
* @RX_MPDU_RES_STATUS_OVERRUN_OK: there was no RXE overflow
* @RX_MPDU_RES_STATUS_SRC_STA_FOUND:
* @RX_MPDU_RES_STATUS_KEY_VALID:
* @RX_MPDU_RES_STATUS_KEY_PARAM_OK:
* @RX_MPDU_RES_STATUS_ICV_OK: ICV is fine, if not, the packet is destroyed
* @RX_MPDU_RES_STATUS_MIC_OK: used for CCM alg only. TKIP MIC is checked
* in the driver.
* @RX_MPDU_RES_STATUS_TTAK_OK: TTAK is fine
* @RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR: valid for alg = CCM_CMAC or
* alg = CCM only. Checks replay attack for 11w frames. Relevant only if
* %RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME is set.
* @RX_MPDU_RES_STATUS_SEC_NO_ENC: this frame is not encrypted
* @RX_MPDU_RES_STATUS_SEC_WEP_ENC: this frame is encrypted using WEP
* @RX_MPDU_RES_STATUS_SEC_CCM_ENC: this frame is encrypted using CCM
* @RX_MPDU_RES_STATUS_SEC_TKIP_ENC: this frame is encrypted using TKIP
* @RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC: this frame is encrypted using CCM_CMAC
* @RX_MPDU_RES_STATUS_SEC_ENC_ERR: this frame couldn't be decrypted
* @RX_MPDU_RES_STATUS_SEC_ENC_MSK: bitmask of the encryption algorithm
* @RX_MPDU_RES_STATUS_DEC_DONE: this frame has been successfully decrypted
* @RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP:
* @RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP:
* @RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT:
* @RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME: this frame is an 11w management frame
* @RX_MPDU_RES_STATUS_CSUM_DONE: checksum was done by the hw
* @RX_MPDU_RES_STATUS_CSUM_OK: checksum found no errors
* @RX_MPDU_RES_STATUS_HASH_INDEX_MSK:
* @RX_MPDU_RES_STATUS_STA_ID_MSK:
* @RX_MPDU_RES_STATUS_RRF_KILL:
* @RX_MPDU_RES_STATUS_FILTERING_MSK:
* @RX_MPDU_RES_STATUS2_FILTERING_MSK:
*/
enum iwl_mvm_rx_status {
RX_MPDU_RES_STATUS_CRC_OK = BIT(0),
RX_MPDU_RES_STATUS_OVERRUN_OK = BIT(1),
RX_MPDU_RES_STATUS_SRC_STA_FOUND = BIT(2),
RX_MPDU_RES_STATUS_KEY_VALID = BIT(3),
RX_MPDU_RES_STATUS_KEY_PARAM_OK = BIT(4),
RX_MPDU_RES_STATUS_ICV_OK = BIT(5),
RX_MPDU_RES_STATUS_MIC_OK = BIT(6),
RX_MPDU_RES_STATUS_TTAK_OK = BIT(7),
RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR = BIT(7),
RX_MPDU_RES_STATUS_SEC_NO_ENC = (0 << 8),
RX_MPDU_RES_STATUS_SEC_WEP_ENC = (1 << 8),
RX_MPDU_RES_STATUS_SEC_CCM_ENC = (2 << 8),
RX_MPDU_RES_STATUS_SEC_TKIP_ENC = (3 << 8),
RX_MPDU_RES_STATUS_SEC_EXT_ENC = (4 << 8),
RX_MPDU_RES_STATUS_SEC_CCM_CMAC_ENC = (6 << 8),
RX_MPDU_RES_STATUS_SEC_ENC_ERR = (7 << 8),
RX_MPDU_RES_STATUS_SEC_ENC_MSK = (7 << 8),
RX_MPDU_RES_STATUS_DEC_DONE = BIT(11),
RX_MPDU_RES_STATUS_PROTECT_FRAME_BIT_CMP = BIT(12),
RX_MPDU_RES_STATUS_EXT_IV_BIT_CMP = BIT(13),
RX_MPDU_RES_STATUS_KEY_ID_CMP_BIT = BIT(14),
RX_MPDU_RES_STATUS_ROBUST_MNG_FRAME = BIT(15),
RX_MPDU_RES_STATUS_CSUM_DONE = BIT(16),
RX_MPDU_RES_STATUS_CSUM_OK = BIT(17),
RX_MPDU_RES_STATUS_HASH_INDEX_MSK = (0x3F0000),
RX_MPDU_RES_STATUS_STA_ID_MSK = (0x1f000000),
RX_MPDU_RES_STATUS_RRF_KILL = BIT(29),
RX_MPDU_RES_STATUS_FILTERING_MSK = (0xc00000),
RX_MPDU_RES_STATUS2_FILTERING_MSK = (0xc0000000),
};
/**
* struct iwl_radio_version_notif - information on the radio version
* ( RADIO_VERSION_NOTIFICATION = 0x68 )

24
drivers/net/wireless/iwlwifi/mvm/fw.c
View File

@ -616,12 +616,8 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
* will be empty.
*/
for (i = 0; i < IWL_MAX_HW_QUEUES; i++) {
if (i < mvm->first_agg_queue && i != IWL_MVM_CMD_QUEUE)
mvm->queue_to_mac80211[i] = i;
else
mvm->queue_to_mac80211[i] = IWL_INVALID_MAC80211_QUEUE;
}
memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
mvm->queue_info[IWL_MVM_CMD_QUEUE].hw_queue_refcount = 1;
for (i = 0; i < IEEE80211_MAX_QUEUES; i++)
atomic_set(&mvm->mac80211_queue_stop_count[i], 0);
@ -940,19 +936,6 @@ int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, u8 conf_id)
return ret;
}
static int iwl_mvm_config_ltr_v1(struct iwl_mvm *mvm)
{
struct iwl_ltr_config_cmd_v1 cmd_v1 = {
.flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
};
if (!mvm->trans->ltr_enabled)
return 0;
return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
sizeof(cmd_v1), &cmd_v1);
}
static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
{
struct iwl_ltr_config_cmd cmd = {
@ -962,9 +945,6 @@ static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
if (!mvm->trans->ltr_enabled)
return 0;
if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_HDC_PHASE_0))
return iwl_mvm_config_ltr_v1(mvm);
return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
sizeof(cmd), &cmd);
}

36
drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
View File

@ -7,6 +7,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -33,6 +34,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -484,16 +486,18 @@ int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
switch (vif->type) {
case NL80211_IFTYPE_P2P_DEVICE:
iwl_mvm_enable_ac_txq(mvm, IWL_MVM_OFFCHANNEL_QUEUE,
IWL_MVM_TX_FIFO_VO, wdg_timeout);
IWL_MVM_OFFCHANNEL_QUEUE,
IWL_MVM_TX_FIFO_VO, 0, wdg_timeout);
break;
case NL80211_IFTYPE_AP:
iwl_mvm_enable_ac_txq(mvm, vif->cab_queue,
IWL_MVM_TX_FIFO_MCAST, wdg_timeout);
iwl_mvm_enable_ac_txq(mvm, vif->cab_queue, vif->cab_queue,
IWL_MVM_TX_FIFO_MCAST, 0, wdg_timeout);
/* fall through */
default:
for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
iwl_mvm_enable_ac_txq(mvm, vif->hw_queue[ac],
iwl_mvm_ac_to_tx_fifo[ac],
vif->hw_queue[ac],
iwl_mvm_ac_to_tx_fifo[ac], 0,
wdg_timeout);
break;
}
@ -509,14 +513,19 @@ void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
switch (vif->type) {
case NL80211_IFTYPE_P2P_DEVICE:
iwl_mvm_disable_txq(mvm, IWL_MVM_OFFCHANNEL_QUEUE, 0);
iwl_mvm_disable_txq(mvm, IWL_MVM_OFFCHANNEL_QUEUE,
IWL_MVM_OFFCHANNEL_QUEUE, IWL_MAX_TID_COUNT,
0);
break;
case NL80211_IFTYPE_AP:
iwl_mvm_disable_txq(mvm, vif->cab_queue, 0);
iwl_mvm_disable_txq(mvm, vif->cab_queue, vif->cab_queue,
IWL_MAX_TID_COUNT, 0);
/* fall through */
default:
for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
iwl_mvm_disable_txq(mvm, vif->hw_queue[ac], 0);
iwl_mvm_disable_txq(mvm, vif->hw_queue[ac],
vif->hw_queue[ac],
IWL_MAX_TID_COUNT, 0);
}
}
@ -1128,6 +1137,7 @@ static int iwl_mvm_mac_ctxt_cmd_ap(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
u32 action)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mac_ctx_cmd cmd = {};
WARN_ON(vif->type != NL80211_IFTYPE_AP || vif->p2p);
@ -1137,10 +1147,16 @@ static int iwl_mvm_mac_ctxt_cmd_ap(struct iwl_mvm *mvm,
/*
* pass probe requests and beacons from other APs (needed
* for ht protection)
* for ht protection); when there're no any associated station
* don't ask FW to pass beacons to prevent unnecessary wake-ups.
*/
cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_PROBE_REQUEST |
MAC_FILTER_IN_BEACON);
cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_PROBE_REQUEST);
if (mvmvif->ap_assoc_sta_count) {
cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_BEACON);
IWL_DEBUG_HC(mvm, "Asking FW to pass beacons\n");
} else {
IWL_DEBUG_HC(mvm, "No need to receive beacons\n");
}
/* Fill the data specific for ap mode */
iwl_mvm_mac_ctxt_cmd_fill_ap(mvm, vif, &cmd.ap,

26
drivers/net/wireless/iwlwifi/mvm/mac80211.c
View File

@ -1577,20 +1577,6 @@ static struct iwl_mvm_phy_ctxt *iwl_mvm_get_free_phy_ctxt(struct iwl_mvm *mvm)
return NULL;
}
static int iwl_mvm_set_tx_power_old(struct iwl_mvm *mvm,
struct ieee80211_vif *vif, s8 tx_power)
{
/* FW is in charge of regulatory enforcement */
struct iwl_reduce_tx_power_cmd reduce_txpwr_cmd = {
.mac_context_id = iwl_mvm_vif_from_mac80211(vif)->id,
.pwr_restriction = cpu_to_le16(tx_power),
};
return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0,
sizeof(reduce_txpwr_cmd),
&reduce_txpwr_cmd);
}
static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
s16 tx_power)
{
@ -1602,9 +1588,6 @@ static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
};
int len = sizeof(cmd);
if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_TX_POWER_DEV))
return iwl_mvm_set_tx_power_old(mvm, vif, tx_power);
if (tx_power == IWL_DEFAULT_MAX_TX_POWER)
cmd.v2.pwr_restriction = cpu_to_le16(IWL_DEV_MAX_TX_POWER);
@ -2319,6 +2302,8 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw,
if (vif->type == NL80211_IFTYPE_AP)
iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif);
mvmvif->ap_assoc_sta_count = 0;
/* Add the mac context */
ret = iwl_mvm_mac_ctxt_add(mvm, vif);
if (ret)
@ -2613,6 +2598,7 @@ static void iwl_mvm_sta_pre_rcu_remove(struct ieee80211_hw *hw,
struct ieee80211_sta *sta)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm_sta *mvm_sta = iwl_mvm_sta_from_mac80211(sta);
/*
@ -2627,6 +2613,12 @@ static void iwl_mvm_sta_pre_rcu_remove(struct ieee80211_hw *hw,
if (sta == rcu_access_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id]))
rcu_assign_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id],
ERR_PTR(-ENOENT));
if (mvm_sta->vif->type == NL80211_IFTYPE_AP) {
mvmvif->ap_assoc_sta_count--;
iwl_mvm_mac_ctxt_changed(mvm, vif, false, NULL);
}
mutex_unlock(&mvm->mutex);
}

68
drivers/net/wireless/iwlwifi/mvm/mvm.h
View File

@ -82,7 +82,6 @@
#include "constants.h"
#include "tof.h"
#define IWL_INVALID_MAC80211_QUEUE 0xff
#define IWL_MVM_MAX_ADDRESSES 5
/* RSSI offset for WkP */
#define IWL_RSSI_OFFSET 50
@ -323,11 +322,11 @@ enum iwl_bt_force_ant_mode {
struct iwl_mvm_vif_bf_data {
bool bf_enabled;
bool ba_enabled;
s8 ave_beacon_signal;
s8 last_cqm_event;
s8 bt_coex_min_thold;
s8 bt_coex_max_thold;
s8 last_bt_coex_event;
int ave_beacon_signal;
int last_cqm_event;
int bt_coex_min_thold;
int bt_coex_max_thold;
int last_bt_coex_event;
};
/**
@ -338,6 +337,8 @@ struct iwl_mvm_vif_bf_data {
* @bssid: BSSID for this (client) interface
* @associated: indicates that we're currently associated, used only for
* managing the firmware state in iwl_mvm_bss_info_changed_station()
* @ap_assoc_sta_count: count of stations associated to us - valid only
* if VIF type is AP
* @uploaded: indicates the MAC context has been added to the device
* @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
* should get quota etc.
@ -367,6 +368,7 @@ struct iwl_mvm_vif {
u8 bssid[ETH_ALEN];
bool associated;
u8 ap_assoc_sta_count;
bool uploaded;
bool ap_ibss_active;
@ -602,7 +604,14 @@ struct iwl_mvm {
u64 on_time_scan;
} radio_stats, accu_radio_stats;
u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
struct {
/* Map to HW queue */
u32 hw_queue_to_mac80211;
u8 hw_queue_refcount;
bool setup_reserved;
u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */
} queue_info[IWL_MAX_HW_QUEUES];
spinlock_t queue_info_lock; /* For syncing queue mgmt operations */
atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES];
const char *nvm_file_name;
@ -679,6 +688,7 @@ struct iwl_mvm {
struct debugfs_blob_wrapper nvm_sw_blob;
struct debugfs_blob_wrapper nvm_calib_blob;
struct debugfs_blob_wrapper nvm_prod_blob;
struct debugfs_blob_wrapper nvm_phy_sku_blob;
struct iwl_mvm_frame_stats drv_rx_stats;
spinlock_t drv_stats_lock;
@ -907,6 +917,12 @@ static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
IWL_UCODE_TLV_CAPA_D0I3_SUPPORT);
}
static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm)
{
return fw_has_capa(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_DQA_SUPPORT);
}
static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm)
{
bool nvm_lar = mvm->nvm_data->lar_enabled;
@ -934,11 +950,6 @@ static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm)
IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC);
}
static inline bool iwl_mvm_is_scd_cfg_supported(struct iwl_mvm *mvm)
{
return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_SCD_CFG);
}
static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm)
{
return fw_has_capa(&mvm->fw->ucode_capa,
@ -959,6 +970,12 @@ static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm)
IWL_UCODE_TLV_CAPA_CSUM_SUPPORT);
}
static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm)
{
/* firmware flag isn't defined yet */
return false;
}
extern const u8 iwl_mvm_ac_to_tx_fifo[];
struct iwl_rate_info {
@ -1131,7 +1148,6 @@ void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm,
struct ieee80211_vif *vif);
unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm,
struct ieee80211_vif *exclude_vif);
/* Bindings */
int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
@ -1344,14 +1360,20 @@ static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif)
}
/* hw scheduler queue config */
void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
const struct iwl_trans_txq_scd_cfg *cfg,
void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
unsigned int wdg_timeout);
void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, u8 flags);
/*
* Disable a TXQ.
* Note that in non-DQA mode the %mac80211_queue and %tid params are ignored.
*/
void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
u8 tid, u8 flags);
int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 minq, u8 maxq);
static inline
void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
u8 fifo, unsigned int wdg_timeout)
void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
u8 fifo, u16 ssn, unsigned int wdg_timeout)
{
struct iwl_trans_txq_scd_cfg cfg = {
.fifo = fifo,
@ -1360,13 +1382,13 @@ void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue,
.frame_limit = IWL_FRAME_LIMIT,
};
iwl_mvm_enable_txq(mvm, queue, 0, &cfg, wdg_timeout);
iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout);
}
static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
int fifo, int sta_id, int tid,
int frame_limit, u16 ssn,
unsigned int wdg_timeout)
int mac80211_queue, int fifo,
int sta_id, int tid, int frame_limit,
u16 ssn, unsigned int wdg_timeout)
{
struct iwl_trans_txq_scd_cfg cfg = {
.fifo = fifo,
@ -1376,7 +1398,7 @@ static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue,
.aggregate = true,
};
iwl_mvm_enable_txq(mvm, queue, ssn, &cfg, wdg_timeout);
iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout);
}
/* Thermal management and CT-kill */

7
drivers/net/wireless/iwlwifi/mvm/nvm.c
View File

@ -316,7 +316,8 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
return iwl_parse_nvm_data(mvm->trans->dev, mvm->cfg, hw, sw, calib,
regulatory, mac_override, phy_sku,
mvm->fw->valid_tx_ant, mvm->fw->valid_rx_ant,
lar_enabled, mac_addr0, mac_addr1);
lar_enabled, mac_addr0, mac_addr1,
mvm->trans->hw_id);
}
#define MAX_NVM_FILE_LEN 16384
@ -563,6 +564,10 @@ int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic)
mvm->nvm_prod_blob.data = temp;
mvm->nvm_prod_blob.size = ret;
break;
case NVM_SECTION_TYPE_PHY_SKU:
mvm->nvm_phy_sku_blob.data = temp;
mvm->nvm_phy_sku_blob.size = ret;
break;
default:
if (section == mvm->cfg->nvm_hw_section_num) {
mvm->nvm_hw_blob.data = temp;

178
drivers/net/wireless/iwlwifi/mvm/ops.c
View File

@ -89,6 +89,7 @@ MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR);
MODULE_LICENSE("GPL");
static const struct iwl_op_mode_ops iwl_mvm_ops;
static const struct iwl_op_mode_ops iwl_mvm_ops_mq;
struct iwl_mvm_mod_params iwlmvm_mod_params = {
.power_scheme = IWL_POWER_SCHEME_BPS,
@ -222,7 +223,6 @@ struct iwl_rx_handlers {
* called from a worker with mvm->mutex held.
*/
static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
RX_HANDLER(REPLY_RX_PHY_CMD, iwl_mvm_rx_rx_phy_cmd, false),
RX_HANDLER(TX_CMD, iwl_mvm_rx_tx_cmd, false),
RX_HANDLER(BA_NOTIF, iwl_mvm_rx_ba_notif, false),
@ -257,6 +257,8 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
RX_HANDLER(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION,
iwl_mvm_power_uapsd_misbehaving_ap_notif, false),
RX_HANDLER(DTS_MEASUREMENT_NOTIFICATION, iwl_mvm_temp_notif, true),
RX_HANDLER_GRP(PHY_OPS_GROUP, DTS_MEASUREMENT_NOTIF_WIDE,
iwl_mvm_temp_notif, true),
RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION, iwl_mvm_rx_tdls_notif,
true),
@ -271,6 +273,7 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
static const char *const iwl_mvm_cmd_strings[REPLY_MAX + 1] = {
CMD(MVM_ALIVE),
CMD(REPLY_ERROR),
CMD(ECHO_CMD),
CMD(INIT_COMPLETE_NOTIF),
CMD(PHY_CONTEXT_CMD),
CMD(MGMT_MCAST_KEY),
@ -422,7 +425,6 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size;
op_mode = hw->priv;
op_mode->ops = &iwl_mvm_ops;
mvm = IWL_OP_MODE_GET_MVM(op_mode);
mvm->dev = trans->dev;
@ -431,6 +433,15 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
mvm->fw = fw;
mvm->hw = hw;
if (iwl_mvm_has_new_rx_api(mvm)) {
op_mode->ops = &iwl_mvm_ops_mq;
} else {
op_mode->ops = &iwl_mvm_ops;
if (WARN_ON(trans->num_rx_queues > 1))
goto out_free;
}
mvm->restart_fw = iwlwifi_mod_params.restart_fw ? -1 : 0;
mvm->aux_queue = 15;
@ -451,6 +462,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
INIT_LIST_HEAD(&mvm->aux_roc_te_list);
INIT_LIST_HEAD(&mvm->async_handlers_list);
spin_lock_init(&mvm->time_event_lock);
spin_lock_init(&mvm->queue_info_lock);
INIT_WORK(&mvm->async_handlers_wk, iwl_mvm_async_handlers_wk);
INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk);
@ -716,18 +728,11 @@ static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm,
}
}
static void iwl_mvm_rx_dispatch(struct iwl_op_mode *op_mode,
struct napi_struct *napi,
struct iwl_rx_cmd_buffer *rxb)
static void iwl_mvm_rx_common(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_rx_packet *pkt)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
u8 i;
if (likely(pkt->hdr.cmd == REPLY_RX_MPDU_CMD)) {
iwl_mvm_rx_rx_mpdu(mvm, napi, rxb);
return;
}
int i;
iwl_mvm_rx_check_trigger(mvm, pkt);
@ -767,40 +772,84 @@ static void iwl_mvm_rx_dispatch(struct iwl_op_mode *op_mode,
}
}
static void iwl_mvm_rx(struct iwl_op_mode *op_mode,
struct napi_struct *napi,
struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
if (likely(pkt->hdr.cmd == REPLY_RX_MPDU_CMD))
iwl_mvm_rx_rx_mpdu(mvm, napi, rxb);
else if (pkt->hdr.cmd == REPLY_RX_PHY_CMD)
iwl_mvm_rx_rx_phy_cmd(mvm, rxb);
else
iwl_mvm_rx_common(mvm, rxb, pkt);
}
static void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode,
struct napi_struct *napi,
struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
if (likely(pkt->hdr.cmd == REPLY_RX_MPDU_CMD))
iwl_mvm_rx_rx_mpdu(mvm, napi, rxb);
else if (pkt->hdr.cmd == REPLY_RX_PHY_CMD)
iwl_mvm_rx_rx_phy_cmd(mvm, rxb);
else
iwl_mvm_rx_common(mvm, rxb, pkt);
}
static void iwl_mvm_stop_sw_queue(struct iwl_op_mode *op_mode, int queue)
{
struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
int mq = mvm->queue_to_mac80211[queue];
unsigned long mq;
int q;
if (WARN_ON_ONCE(mq == IWL_INVALID_MAC80211_QUEUE))
spin_lock_bh(&mvm->queue_info_lock);
mq = mvm->queue_info[queue].hw_queue_to_mac80211;
spin_unlock_bh(&mvm->queue_info_lock);
if (WARN_ON_ONCE(!mq))
return;
if (atomic_inc_return(&mvm->mac80211_queue_stop_count[mq]) > 1) {
IWL_DEBUG_TX_QUEUES(mvm,
"queue %d (mac80211 %d) already stopped\n",
queue, mq);
return;
for_each_set_bit(q, &mq, IEEE80211_MAX_QUEUES) {
if (atomic_inc_return(&mvm->mac80211_queue_stop_count[q]) > 1) {
IWL_DEBUG_TX_QUEUES(mvm,
"queue %d (mac80211 %d) already stopped\n",
queue, q);
continue;
}
ieee80211_stop_queue(mvm->hw, q);
}
ieee80211_stop_queue(mvm->hw, mq);
}
static void iwl_mvm_wake_sw_queue(struct iwl_op_mode *op_mode, int queue)
{
struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
int mq = mvm->queue_to_mac80211[queue];
unsigned long mq;
int q;
if (WARN_ON_ONCE(mq == IWL_INVALID_MAC80211_QUEUE))
spin_lock_bh(&mvm->queue_info_lock);
mq = mvm->queue_info[queue].hw_queue_to_mac80211;
spin_unlock_bh(&mvm->queue_info_lock);
if (WARN_ON_ONCE(!mq))
return;
if (atomic_dec_return(&mvm->mac80211_queue_stop_count[mq]) > 0) {
IWL_DEBUG_TX_QUEUES(mvm,
"queue %d (mac80211 %d) still stopped\n",
queue, mq);
return;
for_each_set_bit(q, &mq, IEEE80211_MAX_QUEUES) {
if (atomic_dec_return(&mvm->mac80211_queue_stop_count[q]) > 0) {
IWL_DEBUG_TX_QUEUES(mvm,
"queue %d (mac80211 %d) still stopped\n",
queue, q);
continue;
}
ieee80211_wake_queue(mvm->hw, q);
}
ieee80211_wake_queue(mvm->hw, mq);
}
void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state)
@ -1145,12 +1194,17 @@ int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode)
/* make sure we have no running tx while configuring the seqno */
synchronize_net();
iwl_mvm_set_wowlan_data(mvm, &wowlan_config_cmd, &d0i3_iter_data);
ret = iwl_mvm_send_cmd_pdu(mvm, WOWLAN_CONFIGURATION, flags,
sizeof(wowlan_config_cmd),
&wowlan_config_cmd);
if (ret)
return ret;
/* configure wowlan configuration only if needed */
if (mvm->d0i3_ap_sta_id != IWL_MVM_STATION_COUNT) {
iwl_mvm_set_wowlan_data(mvm, &wowlan_config_cmd,
&d0i3_iter_data);
ret = iwl_mvm_send_cmd_pdu(mvm, WOWLAN_CONFIGURATION, flags,
sizeof(wowlan_config_cmd),
&wowlan_config_cmd);
if (ret)
return ret;
}
return iwl_mvm_send_cmd_pdu(mvm, D3_CONFIG_CMD,
flags | CMD_MAKE_TRANS_IDLE,
@ -1257,7 +1311,7 @@ static void iwl_mvm_d0i3_exit_work(struct work_struct *wk)
};
struct iwl_wowlan_status *status;
int ret;
u32 handled_reasons, wakeup_reasons;
u32 handled_reasons, wakeup_reasons = 0;
__le16 *qos_seq = NULL;
mutex_lock(&mvm->mutex);
@ -1289,6 +1343,9 @@ static void iwl_mvm_d0i3_exit_work(struct work_struct *wk)
out:
iwl_mvm_d0i3_enable_tx(mvm, qos_seq);
IWL_DEBUG_INFO(mvm, "d0i3 exit completed (wakeup reasons: 0x%x)\n",
wakeup_reasons);
/* qos_seq might point inside resp_pkt, so free it only now */
if (get_status_cmd.resp_pkt)
iwl_free_resp(&get_status_cmd);
@ -1338,17 +1395,38 @@ int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode)
return _iwl_mvm_exit_d0i3(mvm);
}
#define IWL_MVM_COMMON_OPS \
/* these could be differentiated */ \
.queue_full = iwl_mvm_stop_sw_queue, \
.queue_not_full = iwl_mvm_wake_sw_queue, \
.hw_rf_kill = iwl_mvm_set_hw_rfkill_state, \
.free_skb = iwl_mvm_free_skb, \
.nic_error = iwl_mvm_nic_error, \
.cmd_queue_full = iwl_mvm_cmd_queue_full, \
.nic_config = iwl_mvm_nic_config, \
.enter_d0i3 = iwl_mvm_enter_d0i3, \
.exit_d0i3 = iwl_mvm_exit_d0i3, \
/* as we only register one, these MUST be common! */ \
.start = iwl_op_mode_mvm_start, \
.stop = iwl_op_mode_mvm_stop
static const struct iwl_op_mode_ops iwl_mvm_ops = {
.start = iwl_op_mode_mvm_start,
.stop = iwl_op_mode_mvm_stop,
.rx = iwl_mvm_rx_dispatch,
.queue_full = iwl_mvm_stop_sw_queue,
.queue_not_full = iwl_mvm_wake_sw_queue,
.hw_rf_kill = iwl_mvm_set_hw_rfkill_state,
.free_skb = iwl_mvm_free_skb,
.nic_error = iwl_mvm_nic_error,
.cmd_queue_full = iwl_mvm_cmd_queue_full,
.nic_config = iwl_mvm_nic_config,
.enter_d0i3 = iwl_mvm_enter_d0i3,
.exit_d0i3 = iwl_mvm_exit_d0i3,
IWL_MVM_COMMON_OPS,
.rx = iwl_mvm_rx,
};
static void iwl_mvm_rx_mq_rss(struct iwl_op_mode *op_mode,
struct napi_struct *napi,
struct iwl_rx_cmd_buffer *rxb,
unsigned int queue)
{
struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
iwl_mvm_rx_rx_mpdu(mvm, napi, rxb);
}
static const struct iwl_op_mode_ops iwl_mvm_ops_mq = {
IWL_MVM_COMMON_OPS,
.rx = iwl_mvm_rx_mq,
.rx_rss = iwl_mvm_rx_mq_rss,
};

78
drivers/net/wireless/iwlwifi/mvm/power.c
View File

@ -7,6 +7,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -33,6 +34,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -306,13 +308,50 @@ static bool iwl_mvm_power_is_radar(struct ieee80211_vif *vif)
return radar_detect;
}
static void iwl_mvm_power_config_skip_dtim(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct iwl_mac_power_cmd *cmd,
bool host_awake)
{
int dtimper = vif->bss_conf.dtim_period ?: 1;
int skip;
/* disable, in case we're supposed to override */
cmd->skip_dtim_periods = 0;
cmd->flags &= ~cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK);
if (iwl_mvm_power_is_radar(vif))
return;
if (dtimper >= 10)
return;
/* TODO: check that multicast wake lock is off */
if (host_awake) {
if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_LP)
return;
skip = 2;
} else {
int dtimper_tu = dtimper * vif->bss_conf.beacon_int;
if (WARN_ON(!dtimper_tu))
return;
/* configure skip over dtim up to 306TU - 314 msec */
skip = max_t(u8, 1, 306 / dtimper_tu);
}
/* the firmware really expects "look at every X DTIMs", so add 1 */
cmd->skip_dtim_periods = 1 + skip;
cmd->flags |= cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK);
}
static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct iwl_mac_power_cmd *cmd)
{
int dtimper, bi;
int keep_alive;
bool radar_detect = false;
struct iwl_mvm_vif *mvmvif __maybe_unused =
iwl_mvm_vif_from_mac80211(vif);
@ -350,16 +389,8 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
cmd->lprx_rssi_threshold = POWER_LPRX_RSSI_THRESHOLD;
}
/* Check if radar detection is required on current channel */
radar_detect = iwl_mvm_power_is_radar(vif);
/* Check skip over DTIM conditions */
if (!radar_detect && (dtimper < 10) &&
(iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_LP ||
mvm->cur_ucode == IWL_UCODE_WOWLAN)) {
cmd->flags |= cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK);
cmd->skip_dtim_periods = 3;
}
iwl_mvm_power_config_skip_dtim(mvm, vif, cmd,
mvm->cur_ucode != IWL_UCODE_WOWLAN);
if (mvm->cur_ucode != IWL_UCODE_WOWLAN) {
cmd->rx_data_timeout =
@ -440,14 +471,14 @@ static int iwl_mvm_power_send_cmd(struct iwl_mvm *mvm,
int iwl_mvm_power_update_device(struct iwl_mvm *mvm)
{
struct iwl_device_power_cmd cmd = {
.flags = cpu_to_le16(DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK),
.flags = 0,
};
if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM)
mvm->ps_disabled = true;
if (mvm->ps_disabled)
cmd.flags |= cpu_to_le16(DEVICE_POWER_FLAGS_CAM_MSK);
if (!mvm->ps_disabled)
cmd.flags |= cpu_to_le16(DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK);
#ifdef CONFIG_IWLWIFI_DEBUGFS
if ((mvm->cur_ucode == IWL_UCODE_WOWLAN) ? mvm->disable_power_off_d3 :
@ -964,24 +995,11 @@ int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm,
return 0;
iwl_mvm_power_build_cmd(mvm, vif, &cmd);
if (enable) {
/* configure skip over dtim up to 306TU - 314 msec */
int dtimper = vif->bss_conf.dtim_period ?: 1;
int dtimper_tu = dtimper * vif->bss_conf.beacon_int;
bool radar_detect = iwl_mvm_power_is_radar(vif);
if (WARN_ON(!dtimper_tu))
return 0;
/* when enabling D0i3, override the skip-over-dtim configuration */
if (enable)
iwl_mvm_power_config_skip_dtim(mvm, vif, &cmd, false);
/* Check skip over DTIM conditions */
/* TODO: check that multicast wake lock is off */
if (!radar_detect && (dtimper < 10)) {
cmd.skip_dtim_periods = 306 / dtimper_tu;
if (cmd.skip_dtim_periods)
cmd.flags |= cpu_to_le16(
POWER_FLAGS_SKIP_OVER_DTIM_MSK);
}
}
iwl_mvm_power_log(mvm, &cmd);
#ifdef CONFIG_IWLWIFI_DEBUGFS
memcpy(&mvmvif->mac_pwr_cmd, &cmd, sizeof(cmd));

116
drivers/net/wireless/iwlwifi/mvm/rs.c
View File

@ -524,14 +524,56 @@ static const char *rs_pretty_lq_type(enum iwl_table_type type)
return lq_types[type];
}
static char *rs_pretty_rate(const struct rs_rate *rate)
{
static char buf[40];
static const char * const legacy_rates[] = {
[IWL_RATE_1M_INDEX] = "1M",
[IWL_RATE_2M_INDEX] = "2M",
[IWL_RATE_5M_INDEX] = "5.5M",
[IWL_RATE_11M_INDEX] = "11M",
[IWL_RATE_6M_INDEX] = "6M",
[IWL_RATE_9M_INDEX] = "9M",
[IWL_RATE_12M_INDEX] = "12M",
[IWL_RATE_18M_INDEX] = "18M",
[IWL_RATE_24M_INDEX] = "24M",
[IWL_RATE_36M_INDEX] = "36M",
[IWL_RATE_48M_INDEX] = "48M",
[IWL_RATE_54M_INDEX] = "54M",
};
static const char *const ht_vht_rates[] = {
[IWL_RATE_MCS_0_INDEX] = "MCS0",
[IWL_RATE_MCS_1_INDEX] = "MCS1",
[IWL_RATE_MCS_2_INDEX] = "MCS2",
[IWL_RATE_MCS_3_INDEX] = "MCS3",
[IWL_RATE_MCS_4_INDEX] = "MCS4",
[IWL_RATE_MCS_5_INDEX] = "MCS5",
[IWL_RATE_MCS_6_INDEX] = "MCS6",
[IWL_RATE_MCS_7_INDEX] = "MCS7",
[IWL_RATE_MCS_8_INDEX] = "MCS8",
[IWL_RATE_MCS_9_INDEX] = "MCS9",
};
const char *rate_str;
if (is_type_legacy(rate->type))
rate_str = legacy_rates[rate->index];
else if (is_type_ht(rate->type) || is_type_vht(rate->type))
rate_str = ht_vht_rates[rate->index];
else
rate_str = "BAD_RATE";
sprintf(buf, "(%s|%s|%s)", rs_pretty_lq_type(rate->type),
rs_pretty_ant(rate->ant), rate_str);
return buf;
}
static inline void rs_dump_rate(struct iwl_mvm *mvm, const struct rs_rate *rate,
const char *prefix)
{
IWL_DEBUG_RATE(mvm,
"%s: (%s: %d) ANT: %s BW: %d SGI: %d LDPC: %d STBC: %d\n",
prefix, rs_pretty_lq_type(rate->type),
rate->index, rs_pretty_ant(rate->ant),
rate->bw, rate->sgi, rate->ldpc, rate->stbc);
"%s: %s BW: %d SGI: %d LDPC: %d STBC: %d\n",
prefix, rs_pretty_rate(rate), rate->bw,
rate->sgi, rate->ldpc, rate->stbc);
}
static void rs_rate_scale_clear_window(struct iwl_rate_scale_data *window)
@ -562,8 +604,8 @@ static inline u8 rs_is_valid_ant(u8 valid_antenna, u8 ant_type)
}
static int rs_tl_turn_on_agg_for_tid(struct iwl_mvm *mvm,
struct iwl_lq_sta *lq_data, u8 tid,
struct ieee80211_sta *sta)
struct iwl_lq_sta *lq_data, u8 tid,
struct ieee80211_sta *sta)
{
int ret = -EAGAIN;
@ -1485,7 +1527,7 @@ static s32 rs_get_best_rate(struct iwl_mvm *mvm,
u32 target_tpt;
int rate_idx;
if (success_ratio > IWL_MVM_RS_SR_NO_DECREASE) {
if (success_ratio >= RS_PERCENT(IWL_MVM_RS_SR_NO_DECREASE)) {
target_tpt = 100 * expected_current_tpt;
IWL_DEBUG_RATE(mvm,
"SR %d high. Find rate exceeding EXPECTED_CURRENT %d\n",
@ -1493,7 +1535,7 @@ static s32 rs_get_best_rate(struct iwl_mvm *mvm,
} else {
target_tpt = lq_sta->last_tpt;
IWL_DEBUG_RATE(mvm,
"SR %d not thag good. Find rate exceeding ACTUAL_TPT %d\n",
"SR %d not that good. Find rate exceeding ACTUAL_TPT %d\n",
success_ratio, target_tpt);
}
@ -1622,6 +1664,51 @@ static void rs_update_rate_tbl(struct iwl_mvm *mvm,
iwl_mvm_send_lq_cmd(mvm, &lq_sta->lq, false);
}
static bool rs_tweak_rate_tbl(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
struct iwl_lq_sta *lq_sta,
struct iwl_scale_tbl_info *tbl,
enum rs_action scale_action)
{
if (sta->bandwidth != IEEE80211_STA_RX_BW_80)
return false;
if (!is_vht_siso(&tbl->rate))
return false;
if ((tbl->rate.bw == RATE_MCS_CHAN_WIDTH_80) &&
(tbl->rate.index == IWL_RATE_MCS_0_INDEX) &&
(scale_action == RS_ACTION_DOWNSCALE)) {
tbl->rate.bw = RATE_MCS_CHAN_WIDTH_20;
tbl->rate.index = IWL_RATE_MCS_4_INDEX;
IWL_DEBUG_RATE(mvm, "Switch 80Mhz SISO MCS0 -> 20Mhz MCS4\n");
goto tweaked;
}
/* Go back to 80Mhz MCS1 only if we've established that 20Mhz MCS5 is
* sustainable, i.e. we're past the test window. We can't go back
* if MCS5 is just tested as this will happen always after switching
* to 20Mhz MCS4 because the rate stats are cleared.
*/
if ((tbl->rate.bw == RATE_MCS_CHAN_WIDTH_20) &&
(((tbl->rate.index == IWL_RATE_MCS_5_INDEX) &&
(scale_action == RS_ACTION_STAY)) ||
((tbl->rate.index > IWL_RATE_MCS_5_INDEX) &&
(scale_action == RS_ACTION_UPSCALE)))) {
tbl->rate.bw = RATE_MCS_CHAN_WIDTH_80;
tbl->rate.index = IWL_RATE_MCS_1_INDEX;
IWL_DEBUG_RATE(mvm, "Switch 20Mhz SISO MCS5 -> 80Mhz MCS1\n");
goto tweaked;
}
return false;
tweaked:
rs_set_expected_tpt_table(lq_sta, tbl);
rs_rate_scale_clear_tbl_windows(mvm, tbl);
return true;
}
static enum rs_column rs_get_next_column(struct iwl_mvm *mvm,
struct iwl_lq_sta *lq_sta,
struct ieee80211_sta *sta,
@ -2174,9 +2261,9 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
if ((fail_count < IWL_MVM_RS_RATE_MIN_FAILURE_TH) &&
(window->success_counter < IWL_MVM_RS_RATE_MIN_SUCCESS_TH)) {
IWL_DEBUG_RATE(mvm,
"(%s: %d): Test Window: succ %d total %d\n",
rs_pretty_lq_type(rate->type),
index, window->success_counter, window->counter);
"%s: Test Window: succ %d total %d\n",
rs_pretty_rate(rate),
window->success_counter, window->counter);
/* Can't calculate this yet; not enough history */
window->average_tpt = IWL_INVALID_VALUE;
@ -2253,8 +2340,8 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
high_tpt = tbl->win[high].average_tpt;
IWL_DEBUG_RATE(mvm,
"(%s: %d): cur_tpt %d SR %d low %d high %d low_tpt %d high_tpt %d\n",
rs_pretty_lq_type(rate->type), index, current_tpt, sr,
"%s: cur_tpt %d SR %d low %d high %d low_tpt %d high_tpt %d\n",
rs_pretty_rate(rate), current_tpt, sr,
low, high, low_tpt, high_tpt);
scale_action = rs_get_rate_action(mvm, tbl, sr, low, high,
@ -2305,6 +2392,8 @@ lq_update:
/* Replace uCode's rate table for the destination station. */
if (update_lq) {
tbl->rate.index = index;
if (IWL_MVM_RS_80_20_FAR_RANGE_TWEAK)
rs_tweak_rate_tbl(mvm, sta, lq_sta, tbl, scale_action);
rs_update_rate_tbl(mvm, sta, lq_sta, tbl);
}
@ -2542,7 +2631,6 @@ static struct rs_rate *rs_get_optimal_rate(struct iwl_mvm *mvm,
}
}
rs_dump_rate(mvm, rate, "OPTIMAL RATE");
return rate;
}

67
drivers/net/wireless/iwlwifi/mvm/rx.c
View File

@ -202,7 +202,6 @@ static u32 iwl_mvm_set_mac80211_rx_flag(struct iwl_mvm *mvm,
return -1;
stats->flag |= RX_FLAG_DECRYPTED;
IWL_DEBUG_WEP(mvm, "hw decrypted CCMP successfully\n");
*crypt_len = IEEE80211_CCMP_HDR_LEN;
return 0;
@ -299,13 +298,6 @@ void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
return;
}
if ((unlikely(phy_info->cfg_phy_cnt > 20))) {
IWL_DEBUG_DROP(mvm, "dsp size out of range [0,20]: %d\n",
phy_info->cfg_phy_cnt);
kfree_skb(skb);
return;
}
/*
* Keep packets with CRC errors (and with overrun) for monitor mode
* (otherwise the firmware discards them) but mark them as bad.
@ -354,8 +346,8 @@ void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
/* This is fine since we don't support multiple AP interfaces */
sta = ieee80211_find_sta_by_ifaddr(mvm->hw, hdr->addr2, NULL);
if (sta) {
struct iwl_mvm_sta *mvmsta;
mvmsta = iwl_mvm_sta_from_mac80211(sta);
struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
rs_update_last_rssi(mvm, &mvmsta->lq_sta, rx_status);
if (iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_RSSI) &&
@ -459,7 +451,7 @@ static void iwl_mvm_update_rx_statistics(struct iwl_mvm *mvm,
struct iwl_mvm_stat_data {
struct iwl_mvm *mvm;
__le32 mac_id;
__s8 beacon_filter_average_energy;
u8 beacon_filter_average_energy;
struct mvm_statistics_general_v8 *general;
};
@ -577,56 +569,33 @@ iwl_mvm_rx_stats_check_trigger(struct iwl_mvm *mvm, struct iwl_rx_packet *pkt)
void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
struct iwl_rx_packet *pkt)
{
size_t v8_len = sizeof(struct iwl_notif_statistics_v8);
size_t v10_len = sizeof(struct iwl_notif_statistics_v10);
struct iwl_notif_statistics_v10 *stats = (void *)&pkt->data;
struct iwl_mvm_stat_data data = {
.mvm = mvm,
};
u32 temperature;
if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STATS_V10)) {
struct iwl_notif_statistics_v10 *stats = (void *)&pkt->data;
if (iwl_rx_packet_payload_len(pkt) != sizeof(*stats))
goto invalid;
if (iwl_rx_packet_payload_len(pkt) != v10_len)
goto invalid;
temperature = le32_to_cpu(stats->general.radio_temperature);
data.mac_id = stats->rx.general.mac_id;
data.beacon_filter_average_energy =
stats->general.beacon_filter_average_energy;
temperature = le32_to_cpu(stats->general.radio_temperature);
data.mac_id = stats->rx.general.mac_id;
data.beacon_filter_average_energy =
stats->general.beacon_filter_average_energy;
iwl_mvm_update_rx_statistics(mvm, &stats->rx);
iwl_mvm_update_rx_statistics(mvm, &stats->rx);
mvm->radio_stats.rx_time = le64_to_cpu(stats->general.rx_time);
mvm->radio_stats.tx_time = le64_to_cpu(stats->general.tx_time);
mvm->radio_stats.on_time_rf =
le64_to_cpu(stats->general.on_time_rf);
mvm->radio_stats.on_time_scan =
le64_to_cpu(stats->general.on_time_scan);
mvm->radio_stats.rx_time = le64_to_cpu(stats->general.rx_time);
mvm->radio_stats.tx_time = le64_to_cpu(stats->general.tx_time);
mvm->radio_stats.on_time_rf =
le64_to_cpu(stats->general.on_time_rf);
mvm->radio_stats.on_time_scan =
le64_to_cpu(stats->general.on_time_scan);
data.general = &stats->general;
} else {
struct iwl_notif_statistics_v8 *stats = (void *)&pkt->data;
if (iwl_rx_packet_payload_len(pkt) != v8_len)
goto invalid;
temperature = le32_to_cpu(stats->general.radio_temperature);
data.mac_id = stats->rx.general.mac_id;
data.beacon_filter_average_energy =
stats->general.beacon_filter_average_energy;
iwl_mvm_update_rx_statistics(mvm, &stats->rx);
}
data.general = &stats->general;
iwl_mvm_rx_stats_check_trigger(mvm, pkt);
/* Only handle rx statistics temperature changes if async temp
* notifications are not supported
*/
if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_ASYNC_DTM))
iwl_mvm_tt_temp_changed(mvm, temperature);
ieee80211_iterate_active_interfaces(mvm->hw,
IEEE80211_IFACE_ITER_NORMAL,
iwl_mvm_stat_iterator,

2
drivers/net/wireless/iwlwifi/mvm/scan.c
View File

@ -750,8 +750,6 @@ static inline bool iwl_mvm_scan_use_ebs(struct iwl_mvm *mvm,
*/
return ((capa->flags & IWL_UCODE_TLV_FLAGS_EBS_SUPPORT) &&
mvm->last_ebs_successful &&
(n_iterations > 1 ||
fw_has_api(capa, IWL_UCODE_TLV_API_SINGLE_SCAN_EBS)) &&
vif->type != NL80211_IFTYPE_P2P_DEVICE);
}

83
drivers/net/wireless/iwlwifi/mvm/sta.c
View File

@ -234,7 +234,9 @@ static int iwl_mvm_tdls_sta_init(struct iwl_mvm *mvm,
/* Found a place for all queues - enable them */
for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
iwl_mvm_enable_ac_txq(mvm, mvmsta->hw_queue[ac],
iwl_mvm_ac_to_tx_fifo[ac], wdg_timeout);
mvmsta->hw_queue[ac],
iwl_mvm_ac_to_tx_fifo[ac], 0,
wdg_timeout);
mvmsta->tfd_queue_msk |= BIT(mvmsta->hw_queue[ac]);
}
@ -253,7 +255,7 @@ static void iwl_mvm_tdls_sta_deinit(struct iwl_mvm *mvm,
/* disable the TDLS STA-specific queues */
sta_msk = mvmsta->tfd_queue_msk;
for_each_set_bit(i, &sta_msk, sizeof(sta_msk) * BITS_PER_BYTE)
iwl_mvm_disable_txq(mvm, i, 0);
iwl_mvm_disable_txq(mvm, i, i, 0, 0);
}
int iwl_mvm_add_sta(struct iwl_mvm *mvm,
@ -275,6 +277,11 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
if (sta_id == IWL_MVM_STATION_COUNT)
return -ENOSPC;
if (vif->type == NL80211_IFTYPE_AP) {
mvmvif->ap_assoc_sta_count++;
iwl_mvm_mac_ctxt_changed(mvm, vif, false, NULL);
}
spin_lock_init(&mvm_sta->lock);
mvm_sta->sta_id = sta_id;
@ -287,7 +294,7 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
/* HW restart, don't assume the memory has been zeroed */
atomic_set(&mvm->pending_frames[sta_id], 0);
mvm_sta->tid_disable_agg = 0;
mvm_sta->tid_disable_agg = 0xffff; /* No aggs at first */
mvm_sta->tfd_queue_msk = 0;
/* allocate new queues for a TDLS station */
@ -467,7 +474,7 @@ void iwl_mvm_sta_drained_wk(struct work_struct *wk)
unsigned long i, msk = mvm->tfd_drained[sta_id];
for_each_set_bit(i, &msk, sizeof(msk) * BITS_PER_BYTE)
iwl_mvm_disable_txq(mvm, i, 0);
iwl_mvm_disable_txq(mvm, i, i, 0, 0);
mvm->tfd_drained[sta_id] = 0;
IWL_DEBUG_TDLS(mvm, "Drained sta %d, with queues %ld\n",
@ -646,8 +653,8 @@ int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm)
lockdep_assert_held(&mvm->mutex);
/* Map Aux queue to fifo - needs to happen before adding Aux station */
iwl_mvm_enable_ac_txq(mvm, mvm->aux_queue,
IWL_MVM_TX_FIFO_MCAST, wdg_timeout);
iwl_mvm_enable_ac_txq(mvm, mvm->aux_queue, mvm->aux_queue,
IWL_MVM_TX_FIFO_MCAST, 0, wdg_timeout);
/* Allocate aux station and assign to it the aux queue */
ret = iwl_mvm_allocate_int_sta(mvm, &mvm->aux_sta, BIT(mvm->aux_queue),
@ -918,6 +925,7 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
struct iwl_mvm_tid_data *tid_data;
int txq_id;
int ret;
if (WARN_ON_ONCE(tid >= IWL_MAX_TID_COUNT))
return -EINVAL;
@ -930,17 +938,6 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
lockdep_assert_held(&mvm->mutex);
for (txq_id = mvm->first_agg_queue;
txq_id <= mvm->last_agg_queue; txq_id++)
if (mvm->queue_to_mac80211[txq_id] ==
IWL_INVALID_MAC80211_QUEUE)
break;
if (txq_id > mvm->last_agg_queue) {
IWL_ERR(mvm, "Failed to allocate agg queue\n");
return -EIO;
}
spin_lock_bh(&mvmsta->lock);
/* possible race condition - we entered D0i3 while starting agg */
@ -950,8 +947,18 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
return -EIO;
}
/* the new tx queue is still connected to the same mac80211 queue */
mvm->queue_to_mac80211[txq_id] = vif->hw_queue[tid_to_mac80211_ac[tid]];
spin_lock_bh(&mvm->queue_info_lock);
txq_id = iwl_mvm_find_free_queue(mvm, mvm->first_agg_queue,
mvm->last_agg_queue);
if (txq_id < 0) {
ret = txq_id;
spin_unlock_bh(&mvm->queue_info_lock);
IWL_ERR(mvm, "Failed to allocate agg queue\n");
goto release_locks;
}
mvm->queue_info[txq_id].setup_reserved = true;
spin_unlock_bh(&mvm->queue_info_lock);
tid_data = &mvmsta->tid_data[tid];
tid_data->ssn = IEEE80211_SEQ_TO_SN(tid_data->seq_number);
@ -970,9 +977,12 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
tid_data->state = IWL_EMPTYING_HW_QUEUE_ADDBA;
}
ret = 0;
release_locks:
spin_unlock_bh(&mvmsta->lock);
return 0;
return ret;
}
int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
@ -1000,13 +1010,19 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
fifo = iwl_mvm_ac_to_tx_fifo[tid_to_mac80211_ac[tid]];
iwl_mvm_enable_agg_txq(mvm, queue, fifo, mvmsta->sta_id, tid,
buf_size, ssn, wdg_timeout);
iwl_mvm_enable_agg_txq(mvm, queue,
vif->hw_queue[tid_to_mac80211_ac[tid]], fifo,
mvmsta->sta_id, tid, buf_size, ssn, wdg_timeout);
ret = iwl_mvm_sta_tx_agg(mvm, sta, tid, queue, true);
if (ret)
return -EIO;
/* No need to mark as reserved */
spin_lock_bh(&mvm->queue_info_lock);
mvm->queue_info[queue].setup_reserved = false;
spin_unlock_bh(&mvm->queue_info_lock);
/*
* Even though in theory the peer could have different
* aggregation reorder buffer sizes for different sessions,
@ -1051,6 +1067,11 @@ int iwl_mvm_sta_tx_agg_stop(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
mvmsta->agg_tids &= ~BIT(tid);
/* No need to mark as reserved anymore */
spin_lock_bh(&mvm->queue_info_lock);
mvm->queue_info[txq_id].setup_reserved = false;
spin_unlock_bh(&mvm->queue_info_lock);
switch (tid_data->state) {
case IWL_AGG_ON:
tid_data->ssn = IEEE80211_SEQ_TO_SN(tid_data->seq_number);
@ -1068,14 +1089,15 @@ int iwl_mvm_sta_tx_agg_stop(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
tid_data->ssn = 0xffff;
tid_data->state = IWL_AGG_OFF;
mvm->queue_to_mac80211[txq_id] = IWL_INVALID_MAC80211_QUEUE;
spin_unlock_bh(&mvmsta->lock);
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
iwl_mvm_sta_tx_agg(mvm, sta, tid, txq_id, false);
iwl_mvm_disable_txq(mvm, txq_id, 0);
iwl_mvm_disable_txq(mvm, txq_id,
vif->hw_queue[tid_to_mac80211_ac[tid]], tid,
0);
return 0;
case IWL_AGG_STARTING:
case IWL_EMPTYING_HW_QUEUE_ADDBA:
@ -1086,7 +1108,6 @@ int iwl_mvm_sta_tx_agg_stop(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
/* No barriers since we are under mutex */
lockdep_assert_held(&mvm->mutex);
mvm->queue_to_mac80211[txq_id] = IWL_INVALID_MAC80211_QUEUE;
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
tid_data->state = IWL_AGG_OFF;
@ -1127,6 +1148,11 @@ int iwl_mvm_sta_tx_agg_flush(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
mvmsta->agg_tids &= ~BIT(tid);
spin_unlock_bh(&mvmsta->lock);
/* No need to mark as reserved */
spin_lock_bh(&mvm->queue_info_lock);
mvm->queue_info[txq_id].setup_reserved = false;
spin_unlock_bh(&mvm->queue_info_lock);
if (old_state >= IWL_AGG_ON) {
iwl_mvm_drain_sta(mvm, mvmsta, true);
if (iwl_mvm_flush_tx_path(mvm, BIT(txq_id), true))
@ -1137,12 +1163,11 @@ int iwl_mvm_sta_tx_agg_flush(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
iwl_mvm_sta_tx_agg(mvm, sta, tid, txq_id, false);
iwl_mvm_disable_txq(mvm, tid_data->txq_id, 0);
iwl_mvm_disable_txq(mvm, tid_data->txq_id,
vif->hw_queue[tid_to_mac80211_ac[tid]], tid,
0);
}
mvm->queue_to_mac80211[tid_data->txq_id] =
IWL_INVALID_MAC80211_QUEUE;
return 0;
}

4
drivers/net/wireless/iwlwifi/mvm/tof.c
View File

@ -178,12 +178,14 @@ int iwl_mvm_tof_responder_cmd(struct iwl_mvm *mvm,
if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TOF_SUPPORT))
return -EINVAL;
if (vif->p2p || vif->type != NL80211_IFTYPE_AP) {
if (vif->p2p || vif->type != NL80211_IFTYPE_AP ||
!mvmvif->ap_ibss_active) {
IWL_ERR(mvm, "Cannot start responder, not in AP mode\n");
return -EIO;
}
cmd->sta_id = mvmvif->bcast_sta.sta_id;
memcpy(cmd->bssid, vif->addr, ETH_ALEN);
return iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(TOF_CMD,
IWL_ALWAYS_LONG_GROUP, 0),
0, sizeof(*cmd), cmd);

2
drivers/net/wireless/iwlwifi/mvm/tof.h
View File

@ -60,7 +60,7 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __tof
#ifndef __tof_h__
#define __tof_h__
#include "fw-api-tof.h"

14
drivers/net/wireless/iwlwifi/mvm/tt.c
View File

@ -176,17 +176,27 @@ static int iwl_mvm_get_temp_cmd(struct iwl_mvm *mvm)
struct iwl_dts_measurement_cmd cmd = {
.flags = cpu_to_le32(DTS_TRIGGER_CMD_FLAGS_TEMP),
};
u32 cmdid;
return iwl_mvm_send_cmd_pdu(mvm, CMD_DTS_MEASUREMENT_TRIGGER, 0,
if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_WIDE_CMD_HDR))
cmdid = iwl_cmd_id(CMD_DTS_MEASUREMENT_TRIGGER_WIDE,
PHY_OPS_GROUP, 0);
else
cmdid = CMD_DTS_MEASUREMENT_TRIGGER;
return iwl_mvm_send_cmd_pdu(mvm, cmdid, 0,
sizeof(cmd), &cmd);
}
int iwl_mvm_get_temp(struct iwl_mvm *mvm)
{
struct iwl_notification_wait wait_temp_notif;
static const u16 temp_notif[] = { DTS_MEASUREMENT_NOTIFICATION };
static u16 temp_notif[] = { WIDE_ID(PHY_OPS_GROUP,
DTS_MEASUREMENT_NOTIF_WIDE) };
int ret, temp;
if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_WIDE_CMD_HDR))
temp_notif[0] = DTS_MEASUREMENT_NOTIFICATION;
lockdep_assert_held(&mvm->mutex);
iwl_init_notification_wait(&mvm->notif_wait, &wait_temp_notif,

11
drivers/net/wireless/iwlwifi/mvm/tx.c
View File

@ -560,15 +560,10 @@ static void iwl_mvm_check_ratid_empty(struct iwl_mvm *mvm,
IWL_DEBUG_TX_QUEUES(mvm,
"Can continue DELBA flow ssn = next_recl = %d\n",
tid_data->next_reclaimed);
iwl_mvm_disable_txq(mvm, tid_data->txq_id, CMD_ASYNC);
iwl_mvm_disable_txq(mvm, tid_data->txq_id,
vif->hw_queue[tid_to_mac80211_ac[tid]], tid,
CMD_ASYNC);
tid_data->state = IWL_AGG_OFF;
/*
* we can't hold the mutex - but since we are after a sequence
* point (call to iwl_mvm_disable_txq(), so we don't even need
* a memory barrier.
*/
mvm->queue_to_mac80211[tid_data->txq_id] =
IWL_INVALID_MAC80211_QUEUE;
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;

141
drivers/net/wireless/iwlwifi/mvm/utils.c
View File

@ -7,6 +7,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright (C) 2015 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -657,45 +658,143 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
if (mvm->support_umac_log)
iwl_mvm_dump_umac_error_log(mvm);
}
void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
const struct iwl_trans_txq_scd_cfg *cfg,
int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 minq, u8 maxq)
{
int i;
lockdep_assert_held(&mvm->queue_info_lock);
for (i = minq; i <= maxq; i++)
if (mvm->queue_info[i].hw_queue_refcount == 0 &&
!mvm->queue_info[i].setup_reserved)
return i;
return -ENOSPC;
}
void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg,
unsigned int wdg_timeout)
{
struct iwl_scd_txq_cfg_cmd cmd = {
.scd_queue = queue,
.enable = 1,
.window = cfg->frame_limit,
.sta_id = cfg->sta_id,
.ssn = cpu_to_le16(ssn),
.tx_fifo = cfg->fifo,
.aggregate = cfg->aggregate,
.tid = cfg->tid,
};
bool enable_queue = true;
if (!iwl_mvm_is_scd_cfg_supported(mvm)) {
iwl_trans_txq_enable_cfg(mvm->trans, queue, ssn, cfg,
wdg_timeout);
spin_lock_bh(&mvm->queue_info_lock);
/* Make sure this TID isn't already enabled */
if (mvm->queue_info[queue].tid_bitmap & BIT(cfg->tid)) {
spin_unlock_bh(&mvm->queue_info_lock);
IWL_ERR(mvm, "Trying to enable TXQ with existing TID %d\n",
cfg->tid);
return;
}
iwl_trans_txq_enable_cfg(mvm->trans, queue, ssn, NULL, wdg_timeout);
WARN(iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, 0, sizeof(cmd), &cmd),
"Failed to configure queue %d on FIFO %d\n", queue, cfg->fifo);
/* Update mappings and refcounts */
mvm->queue_info[queue].hw_queue_to_mac80211 |= BIT(mac80211_queue);
mvm->queue_info[queue].hw_queue_refcount++;
if (mvm->queue_info[queue].hw_queue_refcount > 1)
enable_queue = false;
mvm->queue_info[queue].tid_bitmap |= BIT(cfg->tid);
IWL_DEBUG_TX_QUEUES(mvm,
"Enabling TXQ #%d refcount=%d (mac80211 map:0x%x)\n",
queue, mvm->queue_info[queue].hw_queue_refcount,
mvm->queue_info[queue].hw_queue_to_mac80211);
spin_unlock_bh(&mvm->queue_info_lock);
/* Send the enabling command if we need to */
if (enable_queue) {
struct iwl_scd_txq_cfg_cmd cmd = {
.scd_queue = queue,
.enable = 1,
.window = cfg->frame_limit,
.sta_id = cfg->sta_id,
.ssn = cpu_to_le16(ssn),
.tx_fifo = cfg->fifo,
.aggregate = cfg->aggregate,
.tid = cfg->tid,
};
iwl_trans_txq_enable_cfg(mvm->trans, queue, ssn, NULL,
wdg_timeout);
WARN(iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, 0, sizeof(cmd),
&cmd),
"Failed to configure queue %d on FIFO %d\n", queue,
cfg->fifo);
}
}
void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, u8 flags)
void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue,
u8 tid, u8 flags)
{
struct iwl_scd_txq_cfg_cmd cmd = {
.scd_queue = queue,
.enable = 0,
};
bool remove_mac_queue = true;
int ret;
if (!iwl_mvm_is_scd_cfg_supported(mvm)) {
iwl_trans_txq_disable(mvm->trans, queue, true);
spin_lock_bh(&mvm->queue_info_lock);
if (WARN_ON(mvm->queue_info[queue].hw_queue_refcount == 0)) {
spin_unlock_bh(&mvm->queue_info_lock);
return;
}
mvm->queue_info[queue].tid_bitmap &= ~BIT(tid);
/*
* If there is another TID with the same AC - don't remove the MAC queue
* from the mapping
*/
if (tid < IWL_MAX_TID_COUNT) {
unsigned long tid_bitmap =
mvm->queue_info[queue].tid_bitmap;
int ac = tid_to_mac80211_ac[tid];
int i;
for_each_set_bit(i, &tid_bitmap, IWL_MAX_TID_COUNT) {
if (tid_to_mac80211_ac[i] == ac)
remove_mac_queue = false;
}
}
if (remove_mac_queue)
mvm->queue_info[queue].hw_queue_to_mac80211 &=
~BIT(mac80211_queue);
mvm->queue_info[queue].hw_queue_refcount--;
cmd.enable = mvm->queue_info[queue].hw_queue_refcount ? 1 : 0;
IWL_DEBUG_TX_QUEUES(mvm,
"Disabling TXQ #%d refcount=%d (mac80211 map:0x%x)\n",
queue,
mvm->queue_info[queue].hw_queue_refcount,
mvm->queue_info[queue].hw_queue_to_mac80211);
/* If the queue is still enabled - nothing left to do in this func */
if (cmd.enable) {
spin_unlock_bh(&mvm->queue_info_lock);
return;
}
/* Make sure queue info is correct even though we overwrite it */
WARN(mvm->queue_info[queue].hw_queue_refcount ||
mvm->queue_info[queue].tid_bitmap ||
mvm->queue_info[queue].hw_queue_to_mac80211,
"TXQ #%d info out-of-sync - refcount=%d, mac map=0x%x, tid=0x%x\n",
queue, mvm->queue_info[queue].hw_queue_refcount,
mvm->queue_info[queue].hw_queue_to_mac80211,
mvm->queue_info[queue].tid_bitmap);
/* If we are here - the queue is freed and we can zero out these vals */
mvm->queue_info[queue].hw_queue_refcount = 0;
mvm->queue_info[queue].tid_bitmap = 0;
mvm->queue_info[queue].hw_queue_to_mac80211 = 0;
spin_unlock_bh(&mvm->queue_info_lock);
iwl_trans_txq_disable(mvm->trans, queue, false);
ret = iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, flags,
sizeof(cmd), &cmd);

8
drivers/net/wireless/mwifiex/11n_aggr.c
View File

@ -201,6 +201,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
tx_info_aggr->flags |= MWIFIEX_BUF_FLAG_TDLS_PKT;
tx_info_aggr->flags |= MWIFIEX_BUF_FLAG_AGGR_PKT;
skb_aggr->priority = skb_src->priority;
skb_aggr->tstamp = skb_src->tstamp;
skb_aggr->tstamp = ktime_get_real();
@ -256,8 +257,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
}
if (adapter->iface_type == MWIFIEX_USB) {
adapter->data_sent = true;
ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA,
ret = adapter->if_ops.host_to_card(adapter, priv->usb_port,
skb_aggr, NULL);
} else {
if (skb_src)
@ -297,16 +297,12 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
mwifiex_dbg(adapter, ERROR, "data: -EBUSY is returned\n");
break;
case -1:
if (adapter->iface_type != MWIFIEX_PCIE)
adapter->data_sent = false;
mwifiex_dbg(adapter, ERROR, "%s: host_to_card failed: %#x\n",
__func__, ret);
adapter->dbg.num_tx_host_to_card_failure++;
mwifiex_write_data_complete(adapter, skb_aggr, 1, ret);
return 0;
case -EINPROGRESS:
if (adapter->iface_type != MWIFIEX_PCIE)
adapter->data_sent = false;
break;
case 0:
mwifiex_write_data_complete(adapter, skb_aggr, 1, ret);

12
drivers/net/wireless/mwifiex/cfg80211.c
View File

@ -1994,8 +1994,10 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
CFG80211_BSS_FTYPE_UNKNOWN,
bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
0, ie_buf, ie_len, 0, GFP_KERNEL);
cfg80211_put_bss(priv->wdev.wiphy, bss);
memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN);
if (bss) {
cfg80211_put_bss(priv->wdev.wiphy, bss);
ether_addr_copy(priv->cfg_bssid, bss_info.bssid);
}
return 0;
}
@ -2859,14 +2861,14 @@ int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
case NL80211_IFTYPE_UNSPECIFIED:
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_ADHOC:
adapter->curr_iface_comb.sta_intf++;
adapter->curr_iface_comb.sta_intf--;
break;
case NL80211_IFTYPE_AP:
adapter->curr_iface_comb.uap_intf++;
adapter->curr_iface_comb.uap_intf--;
break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_P2P_GO:
adapter->curr_iface_comb.p2p_intf++;
adapter->curr_iface_comb.p2p_intf--;
break;
default:
mwifiex_dbg(adapter, ERROR,

14
drivers/net/wireless/mwifiex/debugfs.c
View File

@ -731,7 +731,7 @@ mwifiex_rdeeprom_read(struct file *file, char __user *ubuf,
(struct mwifiex_private *) file->private_data;
unsigned long addr = get_zeroed_page(GFP_KERNEL);
char *buf = (char *) addr;
int pos = 0, ret = 0, i;
int pos, ret, i;
u8 value[MAX_EEPROM_DATA];
if (!buf)
@ -739,7 +739,7 @@ mwifiex_rdeeprom_read(struct file *file, char __user *ubuf,
if (saved_offset == -1) {
/* No command has been given */
pos += snprintf(buf, PAGE_SIZE, "0");
pos = snprintf(buf, PAGE_SIZE, "0");
goto done;
}
@ -748,17 +748,17 @@ mwifiex_rdeeprom_read(struct file *file, char __user *ubuf,
(u16) saved_bytes, value);
if (ret) {
ret = -EINVAL;
goto done;
goto out_free;
}
pos += snprintf(buf, PAGE_SIZE, "%d %d ", saved_offset, saved_bytes);
pos = snprintf(buf, PAGE_SIZE, "%d %d ", saved_offset, saved_bytes);
for (i = 0; i < saved_bytes; i++)
pos += snprintf(buf + strlen(buf), PAGE_SIZE, "%d ", value[i]);
ret = simple_read_from_buffer(ubuf, count, ppos, buf, pos);
pos += scnprintf(buf + pos, PAGE_SIZE - pos, "%d ", value[i]);
done:
ret = simple_read_from_buffer(ubuf, count, ppos, buf, pos);
out_free:
free_page(addr);
return ret;
}

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

@ -104,6 +104,7 @@ enum KEY_TYPE_ID {
enum mwifiex_usb_ep {
MWIFIEX_USB_EP_CMD_EVENT = 1,
MWIFIEX_USB_EP_DATA = 2,
MWIFIEX_USB_EP_DATA_CH2 = 3,
};
enum MWIFIEX_802_11_PRIVACY_FILTER {
@ -173,6 +174,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
#define TLV_TYPE_COALESCE_RULE (PROPRIETARY_TLV_BASE_ID + 154)
#define TLV_TYPE_KEY_PARAM_V2 (PROPRIETARY_TLV_BASE_ID + 156)
#define TLV_TYPE_MULTI_CHAN_INFO (PROPRIETARY_TLV_BASE_ID + 183)
#define TLV_TYPE_MC_GROUP_INFO (PROPRIETARY_TLV_BASE_ID + 184)
#define TLV_TYPE_TDLS_IDLE_TIMEOUT (PROPRIETARY_TLV_BASE_ID + 194)
#define TLV_TYPE_SCAN_CHANNEL_GAP (PROPRIETARY_TLV_BASE_ID + 197)
#define TLV_TYPE_API_REV (PROPRIETARY_TLV_BASE_ID + 199)
@ -1984,6 +1986,22 @@ struct mwifiex_ie_types_multi_chan_info {
u8 tlv_buffer[0];
} __packed;
struct mwifiex_ie_types_mc_group_info {
struct mwifiex_ie_types_header header;
u8 chan_group_id;
u8 chan_buf_weight;
u8 band_config;
u8 chan_num;
u32 chan_time;
u32 reserved;
union {
u8 sdio_func_num;
u8 usb_ep_num;
} hid_num;
u8 intf_num;
u8 bss_type_numlist[0];
} __packed;
struct meas_rpt_map {
u8 rssi:3;
u8 unmeasured:1;

1
drivers/net/wireless/mwifiex/init.c
View File

@ -78,6 +78,7 @@ int mwifiex_init_priv(struct mwifiex_private *priv)
priv->media_connected = false;
eth_broadcast_addr(priv->curr_addr);
priv->port_open = false;
priv->usb_port = MWIFIEX_USB_EP_DATA;
priv->pkt_tx_ctrl = 0;
priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
priv->data_rate = 0; /* Initially indicate the rate as auto */

80
drivers/net/wireless/mwifiex/main.c
View File

@ -294,9 +294,15 @@ process_start:
/* We have tried to wakeup the card already */
if (adapter->pm_wakeup_fw_try)
break;
if (adapter->ps_state != PS_STATE_AWAKE ||
adapter->tx_lock_flag)
if (adapter->ps_state != PS_STATE_AWAKE)
break;
if (adapter->tx_lock_flag) {
if (adapter->iface_type == MWIFIEX_USB) {
if (!adapter->usb_mc_setup)
break;
} else
break;
}
if ((!adapter->scan_chan_gap_enabled &&
adapter->scan_processing) || adapter->data_sent ||
@ -345,11 +351,18 @@ process_start:
*/
if ((adapter->ps_state == PS_STATE_SLEEP) ||
(adapter->ps_state == PS_STATE_PRE_SLEEP) ||
(adapter->ps_state == PS_STATE_SLEEP_CFM) ||
adapter->tx_lock_flag){
(adapter->ps_state == PS_STATE_SLEEP_CFM)) {
continue;
}
if (adapter->tx_lock_flag) {
if (adapter->iface_type == MWIFIEX_USB) {
if (!adapter->usb_mc_setup)
continue;
} else
continue;
}
if (!adapter->cmd_sent && !adapter->curr_cmd &&
mwifiex_is_send_cmd_allowed
(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA))) {
@ -359,6 +372,13 @@ process_start:
}
}
/** If USB Multi channel setup ongoing,
* wait for ready to tx data.
*/
if (adapter->iface_type == MWIFIEX_USB &&
adapter->usb_mc_setup)
continue;
if ((adapter->scan_chan_gap_enabled ||
!adapter->scan_processing) &&
!adapter->data_sent &&
@ -928,6 +948,32 @@ mwifiex_tx_timeout(struct net_device *dev)
}
}
void mwifiex_multi_chan_resync(struct mwifiex_adapter *adapter)
{
struct usb_card_rec *card = adapter->card;
struct mwifiex_private *priv;
u16 tx_buf_size;
int i, ret;
card->mc_resync_flag = true;
for (i = 0; i < MWIFIEX_TX_DATA_PORT; i++) {
if (atomic_read(&card->port[i].tx_data_urb_pending)) {
mwifiex_dbg(adapter, WARN, "pending data urb in sys\n");
return;
}
}
card->mc_resync_flag = false;
tx_buf_size = 0xffff;
priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
ret = mwifiex_send_cmd(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF,
HostCmd_ACT_GEN_SET, 0, &tx_buf_size, false);
if (ret)
mwifiex_dbg(adapter, ERROR,
"send reconfig tx buf size cmd err\n");
}
EXPORT_SYMBOL_GPL(mwifiex_multi_chan_resync);
void mwifiex_drv_info_dump(struct mwifiex_adapter *adapter)
{
void *p;
@ -963,8 +1009,10 @@ void mwifiex_drv_info_dump(struct mwifiex_adapter *adapter)
cardp = (struct usb_card_rec *)adapter->card;
p += sprintf(p, "tx_cmd_urb_pending = %d\n",
atomic_read(&cardp->tx_cmd_urb_pending));
p += sprintf(p, "tx_data_urb_pending = %d\n",
atomic_read(&cardp->tx_data_urb_pending));
p += sprintf(p, "tx_data_urb_pending_port_0 = %d\n",
atomic_read(&cardp->port[0].tx_data_urb_pending));
p += sprintf(p, "tx_data_urb_pending_port_1 = %d\n",
atomic_read(&cardp->port[1].tx_data_urb_pending));
p += sprintf(p, "rx_cmd_urb_pending = %d\n",
atomic_read(&cardp->rx_cmd_urb_pending));
p += sprintf(p, "rx_data_urb_pending = %d\n",
@ -1447,6 +1495,26 @@ exit_sem_err:
}
EXPORT_SYMBOL_GPL(mwifiex_remove_card);
void _mwifiex_dbg(const struct mwifiex_adapter *adapter, int mask,
const char *fmt, ...)
{
struct va_format vaf;
va_list args;
if (!adapter->dev || !(adapter->debug_mask & mask))
return;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
dev_info(adapter->dev, "%pV", &vaf);
va_end(args);
}
EXPORT_SYMBOL_GPL(_mwifiex_dbg);
/*
* This function initializes the module.
*

25
drivers/net/wireless/mwifiex/main.h
View File

@ -48,6 +48,9 @@
extern const char driver_version[];
struct mwifiex_adapter;
struct mwifiex_private;
enum {
MWIFIEX_ASYNC_CMD,
MWIFIEX_SYNC_CMD
@ -180,12 +183,11 @@ enum MWIFIEX_DEBUG_LEVEL {
MWIFIEX_DBG_FATAL | \
MWIFIEX_DBG_ERROR)
#define mwifiex_dbg(adapter, dbg_mask, fmt, args...) \
do { \
if ((adapter)->debug_mask & MWIFIEX_DBG_##dbg_mask) \
if ((adapter)->dev) \
dev_info((adapter)->dev, fmt, ## args); \
} while (0)
__printf(3, 4)
void _mwifiex_dbg(const struct mwifiex_adapter *adapter, int mask,
const char *fmt, ...);
#define mwifiex_dbg(adapter, mask, fmt, ...) \
_mwifiex_dbg(adapter, MWIFIEX_DBG_##mask, fmt, ##__VA_ARGS__)
#define DEBUG_DUMP_DATA_MAX_LEN 128
#define mwifiex_dbg_dump(adapter, dbg_mask, str, buf, len) \
@ -506,9 +508,6 @@ enum mwifiex_iface_work_flags {
MWIFIEX_IFACE_WORK_CARD_RESET,
};
struct mwifiex_adapter;
struct mwifiex_private;
struct mwifiex_private {
struct mwifiex_adapter *adapter;
u8 bss_type;
@ -520,6 +519,7 @@ struct mwifiex_private {
u8 curr_addr[ETH_ALEN];
u8 media_connected;
u8 port_open;
u8 usb_port;
u32 num_tx_timeout;
/* track consecutive timeout */
u8 tx_timeout_cnt;
@ -816,6 +816,8 @@ struct mwifiex_if_ops {
void (*iface_work)(struct work_struct *work);
void (*submit_rem_rx_urbs)(struct mwifiex_adapter *adapter);
void (*deaggr_pkt)(struct mwifiex_adapter *, struct sk_buff *);
void (*multi_port_resync)(struct mwifiex_adapter *);
bool (*is_port_ready)(struct mwifiex_private *);
};
struct mwifiex_adapter {
@ -861,6 +863,8 @@ struct mwifiex_adapter {
u8 more_task_flag;
u16 tx_buf_size;
u16 curr_tx_buf_size;
/* sdio single port rx aggregation capability */
bool host_disable_sdio_rx_aggr;
bool sdio_rx_aggr_enable;
u16 sdio_rx_block_size;
u32 ioport;
@ -988,6 +992,8 @@ struct mwifiex_adapter {
u8 coex_rx_win_size;
bool drcs_enabled;
u8 active_scan_triggered;
bool usb_mc_status;
bool usb_mc_setup;
};
void mwifiex_process_tx_queue(struct mwifiex_adapter *adapter);
@ -1561,6 +1567,7 @@ void mwifiex_process_tx_pause_event(struct mwifiex_private *priv,
struct sk_buff *event);
void mwifiex_process_multi_chan_event(struct mwifiex_private *priv,
struct sk_buff *event_skb);
void mwifiex_multi_chan_resync(struct mwifiex_adapter *adapter);
#ifdef CONFIG_DEBUG_FS
void mwifiex_debugfs_init(void);

1
drivers/net/wireless/mwifiex/pcie.c
View File

@ -1815,7 +1815,6 @@ static int mwifiex_pcie_event_complete(struct mwifiex_adapter *adapter,
if (!card->evt_buf_list[rdptr]) {
skb_push(skb, INTF_HEADER_LEN);
skb_put(skb, MAX_EVENT_SIZE - skb->len);
memset(skb->data, 0, MAX_EVENT_SIZE);
if (mwifiex_map_pci_memory(adapter, skb,
MAX_EVENT_SIZE,
PCI_DMA_FROMDEVICE))

22
drivers/net/wireless/mwifiex/scan.c
View File

@ -1839,14 +1839,18 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info,
bssid, timestamp,
cap_info_bitmap, beacon_period,
ie_buf, ie_len, rssi, GFP_KERNEL);
bss_priv = (struct mwifiex_bss_priv *)bss->priv;
bss_priv->band = band;
bss_priv->fw_tsf = fw_tsf;
if (priv->media_connected &&
!memcmp(bssid, priv->curr_bss_params.bss_descriptor
.mac_address, ETH_ALEN))
mwifiex_update_curr_bss_params(priv, bss);
cfg80211_put_bss(priv->wdev.wiphy, bss);
if (bss) {
bss_priv = (struct mwifiex_bss_priv *)bss->priv;
bss_priv->band = band;
bss_priv->fw_tsf = fw_tsf;
if (priv->media_connected &&
!memcmp(bssid, priv->curr_bss_params.
bss_descriptor.mac_address,
ETH_ALEN))
mwifiex_update_curr_bss_params(priv,
bss);
cfg80211_put_bss(priv->wdev.wiphy, bss);
}
if ((chan->flags & IEEE80211_CHAN_RADAR) ||
(chan->flags & IEEE80211_CHAN_NO_IR)) {
@ -1889,7 +1893,7 @@ mwifiex_active_scan_req_for_passive_chan(struct mwifiex_private *priv)
u8 id = 0;
struct mwifiex_user_scan_cfg *user_scan_cfg;
if (adapter->active_scan_triggered) {
if (adapter->active_scan_triggered || !priv->scan_request) {
adapter->active_scan_triggered = false;
return 0;
}

29
drivers/net/wireless/mwifiex/sdio.c
View File

@ -1606,8 +1606,9 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter)
(rx_len + MWIFIEX_SDIO_BLOCK_SIZE -
1) / MWIFIEX_SDIO_BLOCK_SIZE;
if (rx_len <= INTF_HEADER_LEN ||
(rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE) >
card->mpa_rx.buf_size) {
(card->mpa_rx.enabled &&
((rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE) >
card->mpa_rx.buf_size))) {
mwifiex_dbg(adapter, ERROR,
"invalid rx_len=%d\n",
rx_len);
@ -1925,6 +1926,8 @@ error:
if (ret) {
kfree(card->mpa_tx.buf);
kfree(card->mpa_rx.buf);
card->mpa_tx.buf_size = 0;
card->mpa_rx.buf_size = 0;
}
return ret;
@ -2055,16 +2058,26 @@ static int mwifiex_init_sdio(struct mwifiex_adapter *adapter)
ret = mwifiex_alloc_sdio_mpa_buffers(adapter,
card->mp_tx_agg_buf_size,
card->mp_rx_agg_buf_size);
if (ret) {
mwifiex_dbg(adapter, ERROR,
"failed to alloc sdio mp-a buffers\n");
kfree(card->mp_regs);
return -1;
/* Allocate 32k MPA Tx/Rx buffers if 64k memory allocation fails */
if (ret && (card->mp_tx_agg_buf_size == MWIFIEX_MP_AGGR_BUF_SIZE_MAX ||
card->mp_rx_agg_buf_size == MWIFIEX_MP_AGGR_BUF_SIZE_MAX)) {
/* Disable rx single port aggregation */
adapter->host_disable_sdio_rx_aggr = true;
ret = mwifiex_alloc_sdio_mpa_buffers
(adapter, MWIFIEX_MP_AGGR_BUF_SIZE_32K,
MWIFIEX_MP_AGGR_BUF_SIZE_32K);
if (ret) {
/* Disable multi port aggregation */
card->mpa_tx.enabled = 0;
card->mpa_rx.enabled = 0;
}
}
adapter->auto_tdls = card->can_auto_tdls;
adapter->ext_scan = card->can_ext_scan;
return ret;
return 0;
}
/*

3
drivers/net/wireless/mwifiex/sta_cmd.c
View File

@ -2125,7 +2125,8 @@ int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta, bool init)
/** Set SDIO Single Port RX Aggr Info */
if (priv->adapter->iface_type == MWIFIEX_SDIO &&
ISSUPP_SDIO_SPA_ENABLED(priv->adapter->fw_cap_info)) {
ISSUPP_SDIO_SPA_ENABLED(priv->adapter->fw_cap_info) &&
!priv->adapter->host_disable_sdio_rx_aggr) {
sdio_sp_rx_aggr_enable = true;
ret = mwifiex_send_cmd(priv,
HostCmd_CMD_SDIO_SP_RX_AGGR_CFG,

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