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Commit a0ccc3f2 authored by David S. Miller's avatar David S. Miller
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Merge tag 'wireless-drivers-for-davem-2015-12-28' of... 

Merge tag 'wireless-drivers-for-davem-2015-12-28' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers

Kalle Valo says:

====================
iwlwifi

* don't load firmware that won't exist for 7260
* fix RCU splat
====================
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parents 574aab1e 01d85b9b
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drivers/net/wireless/iwlwifi/iwl-7000.c
View file @ a0ccc3f2
...@@ -69,13 +69,19 @@ ...@@ -69,13 +69,19 @@
#include "iwl-agn-hw.h" #include "iwl-agn-hw.h"
/* Highest firmware API version supported */ /* Highest firmware API version supported */
#define IWL7260_UCODE_API_MAX 19 #define IWL7260_UCODE_API_MAX 17
#define IWL7265_UCODE_API_MAX 19
#define IWL7265D_UCODE_API_MAX 19
/* Oldest version we won't warn about */ /* Oldest version we won't warn about */
#define IWL7260_UCODE_API_OK 13 #define IWL7260_UCODE_API_OK 13
#define IWL7265_UCODE_API_OK 13
#define IWL7265D_UCODE_API_OK 13
/* Lowest firmware API version supported */ /* Lowest firmware API version supported */
#define IWL7260_UCODE_API_MIN 13 #define IWL7260_UCODE_API_MIN 13
#define IWL7265_UCODE_API_MIN 13
#define IWL7265D_UCODE_API_MIN 13
/* NVM versions */ /* NVM versions */
#define IWL7260_NVM_VERSION 0x0a1d #define IWL7260_NVM_VERSION 0x0a1d
...@@ -149,10 +155,7 @@ static const struct iwl_ht_params iwl7000_ht_params = { ...@@ -149,10 +155,7 @@ static const struct iwl_ht_params iwl7000_ht_params = {
.ht40_bands = BIT(IEEE80211_BAND_2GHZ) | BIT(IEEE80211_BAND_5GHZ), .ht40_bands = BIT(IEEE80211_BAND_2GHZ) | BIT(IEEE80211_BAND_5GHZ),
}; };
#define IWL_DEVICE_7000 \ #define IWL_DEVICE_7000_COMMON \
.ucode_api_max = IWL7260_UCODE_API_MAX, \
.ucode_api_ok = IWL7260_UCODE_API_OK, \
.ucode_api_min = IWL7260_UCODE_API_MIN, \
.device_family = IWL_DEVICE_FAMILY_7000, \ .device_family = IWL_DEVICE_FAMILY_7000, \
.max_inst_size = IWL60_RTC_INST_SIZE, \ .max_inst_size = IWL60_RTC_INST_SIZE, \
.max_data_size = IWL60_RTC_DATA_SIZE, \ .max_data_size = IWL60_RTC_DATA_SIZE, \
...@@ -163,6 +166,24 @@ static const struct iwl_ht_params iwl7000_ht_params = { ...@@ -163,6 +166,24 @@ static const struct iwl_ht_params iwl7000_ht_params = {
.max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K, \ .max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K, \
.dccm_offset = IWL7000_DCCM_OFFSET .dccm_offset = IWL7000_DCCM_OFFSET
#define IWL_DEVICE_7000 \
IWL_DEVICE_7000_COMMON, \
.ucode_api_max = IWL7260_UCODE_API_MAX, \
.ucode_api_ok = IWL7260_UCODE_API_OK, \
.ucode_api_min = IWL7260_UCODE_API_MIN
#define IWL_DEVICE_7005 \
IWL_DEVICE_7000_COMMON, \
.ucode_api_max = IWL7265_UCODE_API_MAX, \
.ucode_api_ok = IWL7265_UCODE_API_OK, \
.ucode_api_min = IWL7265_UCODE_API_MIN
#define IWL_DEVICE_7005D \
IWL_DEVICE_7000_COMMON, \
.ucode_api_max = IWL7265D_UCODE_API_MAX, \
.ucode_api_ok = IWL7265D_UCODE_API_OK, \
.ucode_api_min = IWL7265D_UCODE_API_MIN
const struct iwl_cfg iwl7260_2ac_cfg = { const struct iwl_cfg iwl7260_2ac_cfg = {
.name = "Intel(R) Dual Band Wireless AC 7260", .name = "Intel(R) Dual Band Wireless AC 7260",
.fw_name_pre = IWL7260_FW_PRE, .fw_name_pre = IWL7260_FW_PRE,
...@@ -266,7 +287,7 @@ static const struct iwl_ht_params iwl7265_ht_params = { ...@@ -266,7 +287,7 @@ static const struct iwl_ht_params iwl7265_ht_params = {
const struct iwl_cfg iwl3165_2ac_cfg = { const struct iwl_cfg iwl3165_2ac_cfg = {
.name = "Intel(R) Dual Band Wireless AC 3165", .name = "Intel(R) Dual Band Wireless AC 3165",
.fw_name_pre = IWL7265D_FW_PRE, .fw_name_pre = IWL7265D_FW_PRE,
IWL_DEVICE_7000, IWL_DEVICE_7005D,
.ht_params = &iwl7000_ht_params, .ht_params = &iwl7000_ht_params,
.nvm_ver = IWL3165_NVM_VERSION, .nvm_ver = IWL3165_NVM_VERSION,
.nvm_calib_ver = IWL3165_TX_POWER_VERSION, .nvm_calib_ver = IWL3165_TX_POWER_VERSION,
...@@ -277,7 +298,7 @@ const struct iwl_cfg iwl3165_2ac_cfg = { ...@@ -277,7 +298,7 @@ const struct iwl_cfg iwl3165_2ac_cfg = {
const struct iwl_cfg iwl7265_2ac_cfg = { const struct iwl_cfg iwl7265_2ac_cfg = {
.name = "Intel(R) Dual Band Wireless AC 7265", .name = "Intel(R) Dual Band Wireless AC 7265",
.fw_name_pre = IWL7265_FW_PRE, .fw_name_pre = IWL7265_FW_PRE,
IWL_DEVICE_7000, IWL_DEVICE_7005,
.ht_params = &iwl7265_ht_params, .ht_params = &iwl7265_ht_params,
.nvm_ver = IWL7265_NVM_VERSION, .nvm_ver = IWL7265_NVM_VERSION,
.nvm_calib_ver = IWL7265_TX_POWER_VERSION, .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
...@@ -288,7 +309,7 @@ const struct iwl_cfg iwl7265_2ac_cfg = { ...@@ -288,7 +309,7 @@ const struct iwl_cfg iwl7265_2ac_cfg = {
const struct iwl_cfg iwl7265_2n_cfg = { const struct iwl_cfg iwl7265_2n_cfg = {
.name = "Intel(R) Dual Band Wireless N 7265", .name = "Intel(R) Dual Band Wireless N 7265",
.fw_name_pre = IWL7265_FW_PRE, .fw_name_pre = IWL7265_FW_PRE,
IWL_DEVICE_7000, IWL_DEVICE_7005,
.ht_params = &iwl7265_ht_params, .ht_params = &iwl7265_ht_params,
.nvm_ver = IWL7265_NVM_VERSION, .nvm_ver = IWL7265_NVM_VERSION,
.nvm_calib_ver = IWL7265_TX_POWER_VERSION, .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
...@@ -299,7 +320,7 @@ const struct iwl_cfg iwl7265_2n_cfg = { ...@@ -299,7 +320,7 @@ const struct iwl_cfg iwl7265_2n_cfg = {
const struct iwl_cfg iwl7265_n_cfg = { const struct iwl_cfg iwl7265_n_cfg = {
.name = "Intel(R) Wireless N 7265", .name = "Intel(R) Wireless N 7265",
.fw_name_pre = IWL7265_FW_PRE, .fw_name_pre = IWL7265_FW_PRE,
IWL_DEVICE_7000, IWL_DEVICE_7005,
.ht_params = &iwl7265_ht_params, .ht_params = &iwl7265_ht_params,
.nvm_ver = IWL7265_NVM_VERSION, .nvm_ver = IWL7265_NVM_VERSION,
.nvm_calib_ver = IWL7265_TX_POWER_VERSION, .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
...@@ -310,7 +331,7 @@ const struct iwl_cfg iwl7265_n_cfg = { ...@@ -310,7 +331,7 @@ const struct iwl_cfg iwl7265_n_cfg = {
const struct iwl_cfg iwl7265d_2ac_cfg = { const struct iwl_cfg iwl7265d_2ac_cfg = {
.name = "Intel(R) Dual Band Wireless AC 7265", .name = "Intel(R) Dual Band Wireless AC 7265",
.fw_name_pre = IWL7265D_FW_PRE, .fw_name_pre = IWL7265D_FW_PRE,
IWL_DEVICE_7000, IWL_DEVICE_7005D,
.ht_params = &iwl7265_ht_params, .ht_params = &iwl7265_ht_params,
.nvm_ver = IWL7265D_NVM_VERSION, .nvm_ver = IWL7265D_NVM_VERSION,
.nvm_calib_ver = IWL7265_TX_POWER_VERSION, .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
...@@ -321,7 +342,7 @@ const struct iwl_cfg iwl7265d_2ac_cfg = { ...@@ -321,7 +342,7 @@ const struct iwl_cfg iwl7265d_2ac_cfg = {
const struct iwl_cfg iwl7265d_2n_cfg = { const struct iwl_cfg iwl7265d_2n_cfg = {
.name = "Intel(R) Dual Band Wireless N 7265", .name = "Intel(R) Dual Band Wireless N 7265",
.fw_name_pre = IWL7265D_FW_PRE, .fw_name_pre = IWL7265D_FW_PRE,
IWL_DEVICE_7000, IWL_DEVICE_7005D,
.ht_params = &iwl7265_ht_params, .ht_params = &iwl7265_ht_params,
.nvm_ver = IWL7265D_NVM_VERSION, .nvm_ver = IWL7265D_NVM_VERSION,
.nvm_calib_ver = IWL7265_TX_POWER_VERSION, .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
...@@ -332,7 +353,7 @@ const struct iwl_cfg iwl7265d_2n_cfg = { ...@@ -332,7 +353,7 @@ const struct iwl_cfg iwl7265d_2n_cfg = {
const struct iwl_cfg iwl7265d_n_cfg = { const struct iwl_cfg iwl7265d_n_cfg = {
.name = "Intel(R) Wireless N 7265", .name = "Intel(R) Wireless N 7265",
.fw_name_pre = IWL7265D_FW_PRE, .fw_name_pre = IWL7265D_FW_PRE,
IWL_DEVICE_7000, IWL_DEVICE_7005D,
.ht_params = &iwl7265_ht_params, .ht_params = &iwl7265_ht_params,
.nvm_ver = IWL7265D_NVM_VERSION, .nvm_ver = IWL7265D_NVM_VERSION,
.nvm_calib_ver = IWL7265_TX_POWER_VERSION, .nvm_calib_ver = IWL7265_TX_POWER_VERSION,
...@@ -342,5 +363,5 @@ const struct iwl_cfg iwl7265d_n_cfg = { ...@@ -342,5 +363,5 @@ const struct iwl_cfg iwl7265d_n_cfg = {
MODULE_FIRMWARE(IWL7260_MODULE_FIRMWARE(IWL7260_UCODE_API_OK)); MODULE_FIRMWARE(IWL7260_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL7260_UCODE_API_OK)); MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
MODULE_FIRMWARE(IWL7265_MODULE_FIRMWARE(IWL7260_UCODE_API_OK)); MODULE_FIRMWARE(IWL7265_MODULE_FIRMWARE(IWL7265_UCODE_API_OK));
MODULE_FIRMWARE(IWL7265D_MODULE_FIRMWARE(IWL7260_UCODE_API_OK)); MODULE_FIRMWARE(IWL7265D_MODULE_FIRMWARE(IWL7265D_UCODE_API_OK));
drivers/net/wireless/iwlwifi/mvm/sta.c
View file @ a0ccc3f2
...@@ -1222,7 +1222,7 @@ static u8 iwl_mvm_get_key_sta_id(struct iwl_mvm *mvm, ...@@ -1222,7 +1222,7 @@ static u8 iwl_mvm_get_key_sta_id(struct iwl_mvm *mvm,
mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) { mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) {
u8 sta_id = mvmvif->ap_sta_id; u8 sta_id = mvmvif->ap_sta_id;
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], sta = rcu_dereference_check(mvm->fw_id_to_mac_id[sta_id],
lockdep_is_held(&mvm->mutex)); lockdep_is_held(&mvm->mutex));
/* /*
* It is possible that the 'sta' parameter is NULL, * It is possible that the 'sta' parameter is NULL,
...@@ -1590,14 +1590,15 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm, ...@@ -1590,14 +1590,15 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm,
u16 *phase1key) u16 *phase1key)
{ {
struct iwl_mvm_sta *mvm_sta; struct iwl_mvm_sta *mvm_sta;
u8 sta_id = iwl_mvm_get_key_sta_id(mvm, vif, sta); u8 sta_id;
bool mcast = !(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE); bool mcast = !(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE);
if (WARN_ON_ONCE(sta_id == IWL_MVM_STATION_COUNT))
return;
rcu_read_lock(); rcu_read_lock();
sta_id = iwl_mvm_get_key_sta_id(mvm, vif, sta);
if (WARN_ON_ONCE(sta_id == IWL_MVM_STATION_COUNT))
goto unlock;
if (!sta) { if (!sta) {
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
if (WARN_ON(IS_ERR_OR_NULL(sta))) { if (WARN_ON(IS_ERR_OR_NULL(sta))) {
...@@ -1609,6 +1610,8 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm, ...@@ -1609,6 +1610,8 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm,
mvm_sta = iwl_mvm_sta_from_mac80211(sta); mvm_sta = iwl_mvm_sta_from_mac80211(sta);
iwl_mvm_send_sta_key(mvm, mvm_sta, keyconf, mcast, iwl_mvm_send_sta_key(mvm, mvm_sta, keyconf, mcast,
iv32, phase1key, CMD_ASYNC, keyconf->hw_key_idx); iv32, phase1key, CMD_ASYNC, keyconf->hw_key_idx);
unlock:
rcu_read_unlock(); rcu_read_unlock();
} }
......
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