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Commit 12f17211 authored by Emmanuel Grumbach's avatar Emmanuel Grumbach
Browse files

Merge tag 'iwlwifi-for-kalle-2015-12-16' into next 

* don't load firmware that won't exist for 7260
* fix RCU splat
parents e70d41b5 45854360

drivers/net/wireless/intel/iwlwifi/iwl-7000.c

+35 −14
Original line number Diff line number Diff line
@@ -71,13 +71,19 @@ 
#include "iwl-agn-hw.h"



/* 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 */

#define IWL7260_UCODE_API_OK	13

#define IWL7265_UCODE_API_OK	13

#define IWL7265D_UCODE_API_OK	13



/* Lowest firmware API version supported */

#define IWL7260_UCODE_API_MIN	13

#define IWL7265_UCODE_API_MIN	13

#define IWL7265D_UCODE_API_MIN	13



/* NVM versions */

#define IWL7260_NVM_VERSION		0x0a1d
@@ -151,10 +157,7 @@ static const struct iwl_ht_params iwl7000_ht_params = { 
	.ht40_bands = BIT(IEEE80211_BAND_2GHZ) | BIT(IEEE80211_BAND_5GHZ),

};



#define IWL_DEVICE_7000						\

	.ucode_api_max = IWL7260_UCODE_API_MAX,			\

	.ucode_api_ok = IWL7260_UCODE_API_OK,			\

	.ucode_api_min = IWL7260_UCODE_API_MIN,			\

#define IWL_DEVICE_7000_COMMON					\

	.device_family = IWL_DEVICE_FAMILY_7000,		\

	.max_inst_size = IWL60_RTC_INST_SIZE,			\

	.max_data_size = IWL60_RTC_DATA_SIZE,			\
@@ -165,6 +168,24 @@ static const struct iwl_ht_params iwl7000_ht_params = { 
	.max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K,	\

	.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 = {

	.name = "Intel(R) Dual Band Wireless AC 7260",

	.fw_name_pre = IWL7260_FW_PRE,
@@ -268,7 +289,7 @@ static const struct iwl_ht_params iwl7265_ht_params = { 
const struct iwl_cfg iwl3165_2ac_cfg = {

	.name = "Intel(R) Dual Band Wireless AC 3165",

	.fw_name_pre = IWL7265D_FW_PRE,

	IWL_DEVICE_7000,

	IWL_DEVICE_7005D,

	.ht_params = &iwl7000_ht_params,

	.nvm_ver = IWL3165_NVM_VERSION,

	.nvm_calib_ver = IWL3165_TX_POWER_VERSION,
@@ -290,7 +311,7 @@ const struct iwl_cfg iwl3168_2ac_cfg = { 
const struct iwl_cfg iwl7265_2ac_cfg = {

	.name = "Intel(R) Dual Band Wireless AC 7265",

	.fw_name_pre = IWL7265_FW_PRE,

	IWL_DEVICE_7000,

	IWL_DEVICE_7005,

	.ht_params = &iwl7265_ht_params,

	.nvm_ver = IWL7265_NVM_VERSION,

	.nvm_calib_ver = IWL7265_TX_POWER_VERSION,
@@ -301,7 +322,7 @@ const struct iwl_cfg iwl7265_2ac_cfg = { 
const struct iwl_cfg iwl7265_2n_cfg = {

	.name = "Intel(R) Dual Band Wireless N 7265",

	.fw_name_pre = IWL7265_FW_PRE,

	IWL_DEVICE_7000,

	IWL_DEVICE_7005,

	.ht_params = &iwl7265_ht_params,

	.nvm_ver = IWL7265_NVM_VERSION,

	.nvm_calib_ver = IWL7265_TX_POWER_VERSION,
@@ -312,7 +333,7 @@ const struct iwl_cfg iwl7265_2n_cfg = { 
const struct iwl_cfg iwl7265_n_cfg = {

	.name = "Intel(R) Wireless N 7265",

	.fw_name_pre = IWL7265_FW_PRE,

	IWL_DEVICE_7000,

	IWL_DEVICE_7005,

	.ht_params = &iwl7265_ht_params,

	.nvm_ver = IWL7265_NVM_VERSION,

	.nvm_calib_ver = IWL7265_TX_POWER_VERSION,
@@ -323,7 +344,7 @@ const struct iwl_cfg iwl7265_n_cfg = { 
const struct iwl_cfg iwl7265d_2ac_cfg = {

	.name = "Intel(R) Dual Band Wireless AC 7265",

	.fw_name_pre = IWL7265D_FW_PRE,

	IWL_DEVICE_7000,

	IWL_DEVICE_7005D,

	.ht_params = &iwl7265_ht_params,

	.nvm_ver = IWL7265D_NVM_VERSION,

	.nvm_calib_ver = IWL7265_TX_POWER_VERSION,
@@ -334,7 +355,7 @@ const struct iwl_cfg iwl7265d_2ac_cfg = { 
const struct iwl_cfg iwl7265d_2n_cfg = {

	.name = "Intel(R) Dual Band Wireless N 7265",

	.fw_name_pre = IWL7265D_FW_PRE,

	IWL_DEVICE_7000,

	IWL_DEVICE_7005D,

	.ht_params = &iwl7265_ht_params,

	.nvm_ver = IWL7265D_NVM_VERSION,

	.nvm_calib_ver = IWL7265_TX_POWER_VERSION,
@@ -345,7 +366,7 @@ const struct iwl_cfg iwl7265d_2n_cfg = { 
const struct iwl_cfg iwl7265d_n_cfg = {

	.name = "Intel(R) Wireless N 7265",

	.fw_name_pre = IWL7265D_FW_PRE,

	IWL_DEVICE_7000,

	IWL_DEVICE_7005D,

	.ht_params = &iwl7265_ht_params,

	.nvm_ver = IWL7265D_NVM_VERSION,

	.nvm_calib_ver = IWL7265_TX_POWER_VERSION,
@@ -355,5 +376,5 @@ const struct iwl_cfg iwl7265d_n_cfg = { 


MODULE_FIRMWARE(IWL7260_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(IWL7265D_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
 
MODULE_FIRMWARE(IWL7265_MODULE_FIRMWARE(IWL7265_UCODE_API_OK));

MODULE_FIRMWARE(IWL7265D_MODULE_FIRMWARE(IWL7265D_UCODE_API_OK));

drivers/net/wireless/intel/iwlwifi/mvm/sta.c

+9 −6
Original line number Diff line number Diff line
@@ -1224,7 +1224,7 @@ static u8 iwl_mvm_get_key_sta_id(struct iwl_mvm *mvm, 
	    mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) {

		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));

		/*

		 * It is possible that the 'sta' parameter is NULL,
@@ -1592,14 +1592,15 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm, 
			     u16 *phase1key)

{

	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);



	if (WARN_ON_ONCE(sta_id == IWL_MVM_STATION_COUNT))

		return;



	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) {

		sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);

		if (WARN_ON(IS_ERR_OR_NULL(sta))) {
@@ -1611,6 +1612,8 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm, 
	mvm_sta = iwl_mvm_sta_from_mac80211(sta);

	iwl_mvm_send_sta_key(mvm, mvm_sta, keyconf, mcast,

			     iv32, phase1key, CMD_ASYNC, keyconf->hw_key_idx);



 unlock:

	rcu_read_unlock();

}