diff options
author | David S. Miller <davem@davemloft.net> | 2017-02-10 14:31:51 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2017-02-10 14:31:51 -0500 |
commit | 0d2164af2696821b27b04bebd8420b0e881bf44d (patch) | |
tree | 3da988896640ff47a47d7d1c5a6407a902c184e2 /net | |
parent | 1deeaa0b86973bef6629396cc0f5f092872bb6de (diff) | |
parent | f181d6a3bcc35633facf5f3925699021c13492c5 (diff) | |
download | op-kernel-dev-0d2164af2696821b27b04bebd8420b0e881bf44d.zip op-kernel-dev-0d2164af2696821b27b04bebd8420b0e881bf44d.tar.gz |
Merge tag 'mac80211-next-for-davem-2017-02-09' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Johannes Berg says:
====================
Some more updates:
* use shash in mac80211 crypto code where applicable
* some documentation fixes
* pass RSSI levels up in change notifications
* remove unused rfkill-regulator
* various other cleanups
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r-- | net/mac80211/Kconfig | 1 | ||||
-rw-r--r-- | net/mac80211/aes_cmac.c | 126 | ||||
-rw-r--r-- | net/mac80211/aes_cmac.h | 15 | ||||
-rw-r--r-- | net/mac80211/cfg.c | 4 | ||||
-rw-r--r-- | net/mac80211/debugfs.c | 12 | ||||
-rw-r--r-- | net/mac80211/debugfs_sta.c | 1 | ||||
-rw-r--r-- | net/mac80211/fils_aead.c | 74 | ||||
-rw-r--r-- | net/mac80211/ibss.c | 4 | ||||
-rw-r--r-- | net/mac80211/key.h | 2 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 9 | ||||
-rw-r--r-- | net/mac80211/rx.c | 2 | ||||
-rw-r--r-- | net/mac80211/status.c | 2 | ||||
-rw-r--r-- | net/mac80211/trace.h | 27 | ||||
-rw-r--r-- | net/mac80211/tx.c | 4 | ||||
-rw-r--r-- | net/rfkill/Kconfig | 11 | ||||
-rw-r--r-- | net/rfkill/Makefile | 1 | ||||
-rw-r--r-- | net/rfkill/rfkill-regulator.c | 154 | ||||
-rw-r--r-- | net/wireless/core.c | 3 | ||||
-rw-r--r-- | net/wireless/debugfs.c | 10 | ||||
-rw-r--r-- | net/wireless/nl80211.c | 114 | ||||
-rw-r--r-- | net/wireless/trace.h | 27 |
21 files changed, 219 insertions, 384 deletions
diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig index 3891cbd..76e30f4 100644 --- a/net/mac80211/Kconfig +++ b/net/mac80211/Kconfig @@ -6,6 +6,7 @@ config MAC80211 select CRYPTO_AES select CRYPTO_CCM select CRYPTO_GCM + select CRYPTO_CMAC select CRC32 ---help--- This option enables the hardware independent IEEE 802.11 diff --git a/net/mac80211/aes_cmac.c b/net/mac80211/aes_cmac.c index d0bd5ff..2fb6558 100644 --- a/net/mac80211/aes_cmac.c +++ b/net/mac80211/aes_cmac.c @@ -22,126 +22,50 @@ #define CMAC_TLEN_256 16 /* CMAC TLen = 128 bits (16 octets) */ #define AAD_LEN 20 +static const u8 zero[CMAC_TLEN_256]; -void gf_mulx(u8 *pad) -{ - int i, carry; - - carry = pad[0] & 0x80; - for (i = 0; i < AES_BLOCK_SIZE - 1; i++) - pad[i] = (pad[i] << 1) | (pad[i + 1] >> 7); - pad[AES_BLOCK_SIZE - 1] <<= 1; - if (carry) - pad[AES_BLOCK_SIZE - 1] ^= 0x87; -} - -void aes_cmac_vector(struct crypto_cipher *tfm, size_t num_elem, - const u8 *addr[], const size_t *len, u8 *mac, - size_t mac_len) -{ - u8 cbc[AES_BLOCK_SIZE], pad[AES_BLOCK_SIZE]; - const u8 *pos, *end; - size_t i, e, left, total_len; - - memset(cbc, 0, AES_BLOCK_SIZE); - - total_len = 0; - for (e = 0; e < num_elem; e++) - total_len += len[e]; - left = total_len; - - e = 0; - pos = addr[0]; - end = pos + len[0]; - - while (left >= AES_BLOCK_SIZE) { - for (i = 0; i < AES_BLOCK_SIZE; i++) { - cbc[i] ^= *pos++; - if (pos >= end) { - e++; - pos = addr[e]; - end = pos + len[e]; - } - } - if (left > AES_BLOCK_SIZE) - crypto_cipher_encrypt_one(tfm, cbc, cbc); - left -= AES_BLOCK_SIZE; - } - - memset(pad, 0, AES_BLOCK_SIZE); - crypto_cipher_encrypt_one(tfm, pad, pad); - gf_mulx(pad); - - if (left || total_len == 0) { - for (i = 0; i < left; i++) { - cbc[i] ^= *pos++; - if (pos >= end) { - e++; - pos = addr[e]; - end = pos + len[e]; - } - } - cbc[left] ^= 0x80; - gf_mulx(pad); - } - - for (i = 0; i < AES_BLOCK_SIZE; i++) - pad[i] ^= cbc[i]; - crypto_cipher_encrypt_one(tfm, pad, pad); - memcpy(mac, pad, mac_len); -} - - -void ieee80211_aes_cmac(struct crypto_cipher *tfm, const u8 *aad, +void ieee80211_aes_cmac(struct crypto_shash *tfm, const u8 *aad, const u8 *data, size_t data_len, u8 *mic) { - const u8 *addr[3]; - size_t len[3]; - u8 zero[CMAC_TLEN]; + SHASH_DESC_ON_STACK(desc, tfm); + u8 out[AES_BLOCK_SIZE]; - memset(zero, 0, CMAC_TLEN); - addr[0] = aad; - len[0] = AAD_LEN; - addr[1] = data; - len[1] = data_len - CMAC_TLEN; - addr[2] = zero; - len[2] = CMAC_TLEN; + desc->tfm = tfm; - aes_cmac_vector(tfm, 3, addr, len, mic, CMAC_TLEN); + crypto_shash_init(desc); + crypto_shash_update(desc, aad, AAD_LEN); + crypto_shash_update(desc, data, data_len - CMAC_TLEN); + crypto_shash_finup(desc, zero, CMAC_TLEN, out); + + memcpy(mic, out, CMAC_TLEN); } -void ieee80211_aes_cmac_256(struct crypto_cipher *tfm, const u8 *aad, +void ieee80211_aes_cmac_256(struct crypto_shash *tfm, const u8 *aad, const u8 *data, size_t data_len, u8 *mic) { - const u8 *addr[3]; - size_t len[3]; - u8 zero[CMAC_TLEN_256]; + SHASH_DESC_ON_STACK(desc, tfm); - memset(zero, 0, CMAC_TLEN_256); - addr[0] = aad; - len[0] = AAD_LEN; - addr[1] = data; - len[1] = data_len - CMAC_TLEN_256; - addr[2] = zero; - len[2] = CMAC_TLEN_256; + desc->tfm = tfm; - aes_cmac_vector(tfm, 3, addr, len, mic, CMAC_TLEN_256); + crypto_shash_init(desc); + crypto_shash_update(desc, aad, AAD_LEN); + crypto_shash_update(desc, data, data_len - CMAC_TLEN_256); + crypto_shash_finup(desc, zero, CMAC_TLEN_256, mic); } -struct crypto_cipher *ieee80211_aes_cmac_key_setup(const u8 key[], - size_t key_len) +struct crypto_shash *ieee80211_aes_cmac_key_setup(const u8 key[], + size_t key_len) { - struct crypto_cipher *tfm; + struct crypto_shash *tfm; - tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC); + tfm = crypto_alloc_shash("cmac(aes)", 0, 0); if (!IS_ERR(tfm)) - crypto_cipher_setkey(tfm, key, key_len); + crypto_shash_setkey(tfm, key, key_len); return tfm; } - -void ieee80211_aes_cmac_key_free(struct crypto_cipher *tfm) +void ieee80211_aes_cmac_key_free(struct crypto_shash *tfm) { - crypto_free_cipher(tfm); + crypto_free_shash(tfm); } diff --git a/net/mac80211/aes_cmac.h b/net/mac80211/aes_cmac.h index c827e1d..fef531f 100644 --- a/net/mac80211/aes_cmac.h +++ b/net/mac80211/aes_cmac.h @@ -10,17 +10,14 @@ #define AES_CMAC_H #include <linux/crypto.h> +#include <crypto/hash.h> -void gf_mulx(u8 *pad); -void aes_cmac_vector(struct crypto_cipher *tfm, size_t num_elem, - const u8 *addr[], const size_t *len, u8 *mac, - size_t mac_len); -struct crypto_cipher *ieee80211_aes_cmac_key_setup(const u8 key[], - size_t key_len); -void ieee80211_aes_cmac(struct crypto_cipher *tfm, const u8 *aad, +struct crypto_shash *ieee80211_aes_cmac_key_setup(const u8 key[], + size_t key_len); +void ieee80211_aes_cmac(struct crypto_shash *tfm, const u8 *aad, const u8 *data, size_t data_len, u8 *mic); -void ieee80211_aes_cmac_256(struct crypto_cipher *tfm, const u8 *aad, +void ieee80211_aes_cmac_256(struct crypto_shash *tfm, const u8 *aad, const u8 *data, size_t data_len, u8 *mic); -void ieee80211_aes_cmac_key_free(struct crypto_cipher *tfm); +void ieee80211_aes_cmac_key_free(struct crypto_shash *tfm); #endif /* AES_CMAC_H */ diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index a0be2f6..ac879bb 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -208,8 +208,8 @@ static int ieee80211_nan_change_conf(struct wiphy *wiphy, if (changes & CFG80211_NAN_CONF_CHANGED_PREF) new_conf.master_pref = conf->master_pref; - if (changes & CFG80211_NAN_CONF_CHANGED_DUAL) - new_conf.dual = conf->dual; + if (changes & CFG80211_NAN_CONF_CHANGED_BANDS) + new_conf.bands = conf->bands; ret = drv_nan_change_conf(sdata->local, sdata, &new_conf, changes); if (!ret) diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c index f62cd0e..5fae001 100644 --- a/net/mac80211/debugfs.c +++ b/net/mac80211/debugfs.c @@ -249,12 +249,19 @@ static ssize_t misc_read(struct file *file, char __user *user_buf, struct ieee80211_local *local = file->private_data; /* Max len of each line is 16 characters, plus 9 for 'pending:\n' */ size_t bufsz = IEEE80211_MAX_QUEUES * 16 + 9; - char *buf = kzalloc(bufsz, GFP_KERNEL); - char *pos = buf, *end = buf + bufsz - 1; + char *buf; + char *pos, *end; ssize_t rv; int i; int ln; + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos = buf; + end = buf + bufsz - 1; + pos += scnprintf(pos, end - pos, "pending:\n"); for (i = 0; i < IEEE80211_MAX_QUEUES; i++) { @@ -356,6 +363,7 @@ void debugfs_hw_add(struct ieee80211_local *local) DEBUGFS_ADD(total_ps_buffered); DEBUGFS_ADD(wep_iv); + DEBUGFS_ADD(rate_ctrl_alg); DEBUGFS_ADD(queues); DEBUGFS_ADD(misc); #ifdef CONFIG_PM diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index f6003b8..4260182 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -522,6 +522,7 @@ void ieee80211_sta_debugfs_add(struct sta_info *sta) return; DEBUGFS_ADD(flags); + DEBUGFS_ADD(aid); DEBUGFS_ADD(num_ps_buf_frames); DEBUGFS_ADD(last_seq_ctrl); DEBUGFS_ADD(agg_status); diff --git a/net/mac80211/fils_aead.c b/net/mac80211/fils_aead.c index 5c3af5e..3cfb1e2 100644 --- a/net/mac80211/fils_aead.c +++ b/net/mac80211/fils_aead.c @@ -9,66 +9,58 @@ #include <crypto/aes.h> #include <crypto/algapi.h> +#include <crypto/hash.h> #include <crypto/skcipher.h> #include "ieee80211_i.h" #include "aes_cmac.h" #include "fils_aead.h" -static int aes_s2v(struct crypto_cipher *tfm, +static void gf_mulx(u8 *pad) +{ + u64 a = get_unaligned_be64(pad); + u64 b = get_unaligned_be64(pad + 8); + + put_unaligned_be64((a << 1) | (b >> 63), pad); + put_unaligned_be64((b << 1) ^ ((a >> 63) ? 0x87 : 0), pad + 8); +} + +static int aes_s2v(struct crypto_shash *tfm, size_t num_elem, const u8 *addr[], size_t len[], u8 *v) { - u8 d[AES_BLOCK_SIZE], tmp[AES_BLOCK_SIZE]; + u8 d[AES_BLOCK_SIZE], tmp[AES_BLOCK_SIZE] = {}; + SHASH_DESC_ON_STACK(desc, tfm); size_t i; - const u8 *data[2]; - size_t data_len[2], data_elems; + + desc->tfm = tfm; /* D = AES-CMAC(K, <zero>) */ - memset(tmp, 0, AES_BLOCK_SIZE); - data[0] = tmp; - data_len[0] = AES_BLOCK_SIZE; - aes_cmac_vector(tfm, 1, data, data_len, d, AES_BLOCK_SIZE); + crypto_shash_digest(desc, tmp, AES_BLOCK_SIZE, d); for (i = 0; i < num_elem - 1; i++) { /* D = dbl(D) xor AES_CMAC(K, Si) */ gf_mulx(d); /* dbl */ - aes_cmac_vector(tfm, 1, &addr[i], &len[i], tmp, - AES_BLOCK_SIZE); + crypto_shash_digest(desc, addr[i], len[i], tmp); crypto_xor(d, tmp, AES_BLOCK_SIZE); } + crypto_shash_init(desc); + if (len[i] >= AES_BLOCK_SIZE) { /* len(Sn) >= 128 */ - size_t j; - const u8 *pos; - /* T = Sn xorend D */ - - /* Use a temporary buffer to perform xorend on Sn (addr[i]) to - * avoid modifying the const input argument. - */ - data[0] = addr[i]; - data_len[0] = len[i] - AES_BLOCK_SIZE; - pos = addr[i] + data_len[0]; - for (j = 0; j < AES_BLOCK_SIZE; j++) - tmp[j] = pos[j] ^ d[j]; - data[1] = tmp; - data_len[1] = AES_BLOCK_SIZE; - data_elems = 2; + crypto_shash_update(desc, addr[i], len[i] - AES_BLOCK_SIZE); + crypto_xor(d, addr[i] + len[i] - AES_BLOCK_SIZE, + AES_BLOCK_SIZE); } else { /* len(Sn) < 128 */ /* T = dbl(D) xor pad(Sn) */ gf_mulx(d); /* dbl */ - memset(tmp, 0, AES_BLOCK_SIZE); - memcpy(tmp, addr[i], len[i]); - tmp[len[i]] = 0x80; - crypto_xor(d, tmp, AES_BLOCK_SIZE); - data[0] = d; - data_len[0] = sizeof(d); - data_elems = 1; + crypto_xor(d, addr[i], len[i]); + d[len[i]] ^= 0x80; } /* V = AES-CMAC(K, T) */ - aes_cmac_vector(tfm, data_elems, data, data_len, v, AES_BLOCK_SIZE); + crypto_shash_finup(desc, d, AES_BLOCK_SIZE, v); return 0; } @@ -80,7 +72,7 @@ static int aes_siv_encrypt(const u8 *key, size_t key_len, size_t len[], u8 *out) { u8 v[AES_BLOCK_SIZE]; - struct crypto_cipher *tfm; + struct crypto_shash *tfm; struct crypto_skcipher *tfm2; struct skcipher_request *req; int res; @@ -95,14 +87,14 @@ static int aes_siv_encrypt(const u8 *key, size_t key_len, /* S2V */ - tfm = crypto_alloc_cipher("aes", 0, 0); + tfm = crypto_alloc_shash("cmac(aes)", 0, 0); if (IS_ERR(tfm)) return PTR_ERR(tfm); /* K1 for S2V */ - res = crypto_cipher_setkey(tfm, key, key_len); + res = crypto_shash_setkey(tfm, key, key_len); if (!res) res = aes_s2v(tfm, num_elem, addr, len, v); - crypto_free_cipher(tfm); + crypto_free_shash(tfm); if (res) return res; @@ -157,7 +149,7 @@ static int aes_siv_decrypt(const u8 *key, size_t key_len, size_t num_elem, const u8 *addr[], size_t len[], u8 *out) { - struct crypto_cipher *tfm; + struct crypto_shash *tfm; struct crypto_skcipher *tfm2; struct skcipher_request *req; struct scatterlist src[1], dst[1]; @@ -210,14 +202,14 @@ static int aes_siv_decrypt(const u8 *key, size_t key_len, /* S2V */ - tfm = crypto_alloc_cipher("aes", 0, 0); + tfm = crypto_alloc_shash("cmac(aes)", 0, 0); if (IS_ERR(tfm)) return PTR_ERR(tfm); /* K1 for S2V */ - res = crypto_cipher_setkey(tfm, key, key_len); + res = crypto_shash_setkey(tfm, key, key_len); if (!res) res = aes_s2v(tfm, num_elem, addr, len, check); - crypto_free_cipher(tfm); + crypto_free_shash(tfm); if (res) return res; if (memcmp(check, frame_iv, AES_BLOCK_SIZE) != 0) diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index a31d307..98999d3 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -487,14 +487,14 @@ int ieee80211_ibss_csa_beacon(struct ieee80211_sub_if_data *sdata, struct beacon_data *presp, *old_presp; struct cfg80211_bss *cbss; const struct cfg80211_bss_ies *ies; - u16 capability = 0; + u16 capability = WLAN_CAPABILITY_IBSS; u64 tsf; int ret = 0; sdata_assert_lock(sdata); if (ifibss->privacy) - capability = WLAN_CAPABILITY_PRIVACY; + capability |= WLAN_CAPABILITY_PRIVACY; cbss = cfg80211_get_bss(sdata->local->hw.wiphy, ifibss->chandef.chan, ifibss->bssid, ifibss->ssid, diff --git a/net/mac80211/key.h b/net/mac80211/key.h index 4aa20ce..ebdb80b 100644 --- a/net/mac80211/key.h +++ b/net/mac80211/key.h @@ -93,7 +93,7 @@ struct ieee80211_key { } ccmp; struct { u8 rx_pn[IEEE80211_CMAC_PN_LEN]; - struct crypto_cipher *tfm; + struct crypto_shash *tfm; u32 replays; /* dot11RSNAStatsCMACReplays */ u32 icverrors; /* dot11RSNAStatsCMACICVErrors */ } aes_cmac; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 8a63445..6e90301 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3419,14 +3419,14 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, ieee80211_cqm_rssi_notify( &sdata->vif, NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW, - GFP_KERNEL); + sig, GFP_KERNEL); } else if (sig > thold && (last_event == 0 || sig > last_event + hyst)) { ifmgd->last_cqm_event_signal = sig; ieee80211_cqm_rssi_notify( &sdata->vif, NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH, - GFP_KERNEL); + sig, GFP_KERNEL); } } @@ -5041,13 +5041,14 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata) void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif, enum nl80211_cqm_rssi_threshold_event rssi_event, + s32 rssi_level, gfp_t gfp) { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); - trace_api_cqm_rssi_notify(sdata, rssi_event); + trace_api_cqm_rssi_notify(sdata, rssi_event, rssi_level); - cfg80211_cqm_rssi_notify(sdata->dev, rssi_event, gfp); + cfg80211_cqm_rssi_notify(sdata->dev, rssi_event, rssi_level, gfp); } EXPORT_SYMBOL(ieee80211_cqm_rssi_notify); diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index b791c41..50ca382 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1391,7 +1391,7 @@ EXPORT_SYMBOL(ieee80211_sta_pspoll); void ieee80211_sta_uapsd_trigger(struct ieee80211_sta *pubsta, u8 tid) { struct sta_info *sta = container_of(pubsta, struct sta_info, sta); - u8 ac = ieee802_1d_to_ac[tid & 7]; + int ac = ieee80211_ac_from_tid(tid); /* * If this AC is not trigger-enabled do nothing unless the diff --git a/net/mac80211/status.c b/net/mac80211/status.c index d6a1bfa..a3af6e1 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -95,7 +95,7 @@ static void ieee80211_handle_filtered_frame(struct ieee80211_local *local, */ if (*p & IEEE80211_QOS_CTL_EOSP) *p &= ~IEEE80211_QOS_CTL_EOSP; - ac = ieee802_1d_to_ac[tid & 7]; + ac = ieee80211_ac_from_tid(tid); } else { ac = IEEE80211_AC_BE; } diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 92a47af..0d645bc 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -1736,21 +1736,21 @@ TRACE_EVENT(drv_start_nan, LOCAL_ENTRY VIF_ENTRY __field(u8, master_pref) - __field(u8, dual) + __field(u8, bands) ), TP_fast_assign( LOCAL_ASSIGN; VIF_ASSIGN; __entry->master_pref = conf->master_pref; - __entry->dual = conf->dual; + __entry->bands = conf->bands; ), TP_printk( LOCAL_PR_FMT VIF_PR_FMT - ", master preference: %u, dual: %d", + ", master preference: %u, bands: 0x%0x", LOCAL_PR_ARG, VIF_PR_ARG, __entry->master_pref, - __entry->dual + __entry->bands ) ); @@ -1787,7 +1787,7 @@ TRACE_EVENT(drv_nan_change_conf, LOCAL_ENTRY VIF_ENTRY __field(u8, master_pref) - __field(u8, dual) + __field(u8, bands) __field(u32, changes) ), @@ -1795,15 +1795,15 @@ TRACE_EVENT(drv_nan_change_conf, LOCAL_ASSIGN; VIF_ASSIGN; __entry->master_pref = conf->master_pref; - __entry->dual = conf->dual; + __entry->bands = conf->bands; __entry->changes = changes; ), TP_printk( LOCAL_PR_FMT VIF_PR_FMT - ", master preference: %u, dual: %d, changes: 0x%x", + ", master preference: %u, bands: 0x%0x, changes: 0x%x", LOCAL_PR_ARG, VIF_PR_ARG, __entry->master_pref, - __entry->dual, __entry->changes + __entry->bands, __entry->changes ) ); @@ -1996,23 +1996,26 @@ TRACE_EVENT(api_connection_loss, TRACE_EVENT(api_cqm_rssi_notify, TP_PROTO(struct ieee80211_sub_if_data *sdata, - enum nl80211_cqm_rssi_threshold_event rssi_event), + enum nl80211_cqm_rssi_threshold_event rssi_event, + s32 rssi_level), - TP_ARGS(sdata, rssi_event), + TP_ARGS(sdata, rssi_event, rssi_level), TP_STRUCT__entry( VIF_ENTRY __field(u32, rssi_event) + __field(s32, rssi_level) ), TP_fast_assign( VIF_ASSIGN; __entry->rssi_event = rssi_event; + __entry->rssi_level = rssi_level; ), TP_printk( - VIF_PR_FMT " event:%d", - VIF_PR_ARG, __entry->rssi_event + VIF_PR_FMT " event:%d rssi:%d", + VIF_PR_ARG, __entry->rssi_event, __entry->rssi_level ) ); diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 986de09..ba8d7db 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1414,7 +1414,7 @@ void ieee80211_txq_init(struct ieee80211_sub_if_data *sdata, txqi->txq.sta = &sta->sta; sta->sta.txq[tid] = &txqi->txq; txqi->txq.tid = tid; - txqi->txq.ac = ieee802_1d_to_ac[tid & 7]; + txqi->txq.ac = ieee80211_ac_from_tid(tid); } else { sdata->vif.txq = &txqi->txq; txqi->txq.tid = 0; @@ -4659,7 +4659,7 @@ void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, int tid, enum nl80211_band band) { - int ac = ieee802_1d_to_ac[tid & 7]; + int ac = ieee80211_ac_from_tid(tid); skb_reset_mac_header(skb); skb_set_queue_mapping(skb, ac); diff --git a/net/rfkill/Kconfig b/net/rfkill/Kconfig index 868f1ad..060600b 100644 --- a/net/rfkill/Kconfig +++ b/net/rfkill/Kconfig @@ -23,17 +23,6 @@ config RFKILL_INPUT depends on INPUT = y || RFKILL = INPUT default y if !EXPERT -config RFKILL_REGULATOR - tristate "Generic rfkill regulator driver" - depends on RFKILL || !RFKILL - depends on REGULATOR - help - This options enable controlling radio transmitters connected to - voltage regulator using the regulator framework. - - To compile this driver as a module, choose M here: the module will - be called rfkill-regulator. - config RFKILL_GPIO tristate "GPIO RFKILL driver" depends on RFKILL diff --git a/net/rfkill/Makefile b/net/rfkill/Makefile index 3117687..87a80ad 100644 --- a/net/rfkill/Makefile +++ b/net/rfkill/Makefile @@ -5,5 +5,4 @@ rfkill-y += core.o rfkill-$(CONFIG_RFKILL_INPUT) += input.o obj-$(CONFIG_RFKILL) += rfkill.o -obj-$(CONFIG_RFKILL_REGULATOR) += rfkill-regulator.o obj-$(CONFIG_RFKILL_GPIO) += rfkill-gpio.o diff --git a/net/rfkill/rfkill-regulator.c b/net/rfkill/rfkill-regulator.c deleted file mode 100644 index 50cd26a..0000000 --- a/net/rfkill/rfkill-regulator.c +++ /dev/null @@ -1,154 +0,0 @@ -/* - * rfkill-regulator.c - Regulator consumer driver for rfkill - * - * Copyright (C) 2009 Guiming Zhuo <gmzhuo@gmail.com> - * Copyright (C) 2011 Antonio Ospite <ospite@studenti.unina.it> - * - * Implementation inspired by leds-regulator driver. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/module.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/platform_device.h> -#include <linux/regulator/consumer.h> -#include <linux/rfkill.h> -#include <linux/rfkill-regulator.h> - -struct rfkill_regulator_data { - struct rfkill *rf_kill; - bool reg_enabled; - - struct regulator *vcc; -}; - -static int rfkill_regulator_set_block(void *data, bool blocked) -{ - struct rfkill_regulator_data *rfkill_data = data; - int ret = 0; - - pr_debug("%s: blocked: %d\n", __func__, blocked); - - if (blocked) { - if (rfkill_data->reg_enabled) { - regulator_disable(rfkill_data->vcc); - rfkill_data->reg_enabled = false; - } - } else { - if (!rfkill_data->reg_enabled) { - ret = regulator_enable(rfkill_data->vcc); - if (!ret) - rfkill_data->reg_enabled = true; - } - } - - pr_debug("%s: regulator_is_enabled after set_block: %d\n", __func__, - regulator_is_enabled(rfkill_data->vcc)); - - return ret; -} - -static struct rfkill_ops rfkill_regulator_ops = { - .set_block = rfkill_regulator_set_block, -}; - -static int rfkill_regulator_probe(struct platform_device *pdev) -{ - struct rfkill_regulator_platform_data *pdata = pdev->dev.platform_data; - struct rfkill_regulator_data *rfkill_data; - struct regulator *vcc; - struct rfkill *rf_kill; - int ret = 0; - - if (pdata == NULL) { - dev_err(&pdev->dev, "no platform data\n"); - return -ENODEV; - } - - if (pdata->name == NULL || pdata->type == 0) { - dev_err(&pdev->dev, "invalid name or type in platform data\n"); - return -EINVAL; - } - - vcc = regulator_get_exclusive(&pdev->dev, "vrfkill"); - if (IS_ERR(vcc)) { - dev_err(&pdev->dev, "Cannot get vcc for %s\n", pdata->name); - ret = PTR_ERR(vcc); - goto out; - } - - rfkill_data = kzalloc(sizeof(*rfkill_data), GFP_KERNEL); - if (rfkill_data == NULL) { - ret = -ENOMEM; - goto err_data_alloc; - } - - rf_kill = rfkill_alloc(pdata->name, &pdev->dev, - pdata->type, - &rfkill_regulator_ops, rfkill_data); - if (rf_kill == NULL) { - ret = -ENOMEM; - goto err_rfkill_alloc; - } - - if (regulator_is_enabled(vcc)) { - dev_dbg(&pdev->dev, "Regulator already enabled\n"); - rfkill_data->reg_enabled = true; - } - rfkill_data->vcc = vcc; - rfkill_data->rf_kill = rf_kill; - - ret = rfkill_register(rf_kill); - if (ret) { - dev_err(&pdev->dev, "Cannot register rfkill device\n"); - goto err_rfkill_register; - } - - platform_set_drvdata(pdev, rfkill_data); - dev_info(&pdev->dev, "%s initialized\n", pdata->name); - - return 0; - -err_rfkill_register: - rfkill_destroy(rf_kill); -err_rfkill_alloc: - kfree(rfkill_data); -err_data_alloc: - regulator_put(vcc); -out: - return ret; -} - -static int rfkill_regulator_remove(struct platform_device *pdev) -{ - struct rfkill_regulator_data *rfkill_data = platform_get_drvdata(pdev); - struct rfkill *rf_kill = rfkill_data->rf_kill; - - rfkill_unregister(rf_kill); - rfkill_destroy(rf_kill); - regulator_put(rfkill_data->vcc); - kfree(rfkill_data); - - return 0; -} - -static struct platform_driver rfkill_regulator_driver = { - .probe = rfkill_regulator_probe, - .remove = rfkill_regulator_remove, - .driver = { - .name = "rfkill-regulator", - }, -}; - -module_platform_driver(rfkill_regulator_driver); - -MODULE_AUTHOR("Guiming Zhuo <gmzhuo@gmail.com>"); -MODULE_AUTHOR("Antonio Ospite <ospite@studenti.unina.it>"); -MODULE_DESCRIPTION("Regulator consumer driver for rfkill"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:rfkill-regulator"); diff --git a/net/wireless/core.c b/net/wireless/core.c index 903fc419..e55e05b 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -626,7 +626,8 @@ int wiphy_register(struct wiphy *wiphy) if (WARN_ON((wiphy->interface_modes & BIT(NL80211_IFTYPE_NAN)) && (!rdev->ops->start_nan || !rdev->ops->stop_nan || - !rdev->ops->add_nan_func || !rdev->ops->del_nan_func))) + !rdev->ops->add_nan_func || !rdev->ops->del_nan_func || + !(wiphy->nan_supported_bands & BIT(NL80211_BAND_2GHZ))))) return -EINVAL; #ifndef CONFIG_WIRELESS_WDS diff --git a/net/wireless/debugfs.c b/net/wireless/debugfs.c index 5d45391..30fc6eb 100644 --- a/net/wireless/debugfs.c +++ b/net/wireless/debugfs.c @@ -17,7 +17,7 @@ static ssize_t name## _read(struct file *file, char __user *userbuf, \ size_t count, loff_t *ppos) \ { \ - struct wiphy *wiphy= file->private_data; \ + struct wiphy *wiphy = file->private_data; \ char buf[buflen]; \ int res; \ \ @@ -29,14 +29,14 @@ static const struct file_operations name## _ops = { \ .read = name## _read, \ .open = simple_open, \ .llseek = generic_file_llseek, \ -}; +} DEBUGFS_READONLY_FILE(rts_threshold, 20, "%d", - wiphy->rts_threshold) + wiphy->rts_threshold); DEBUGFS_READONLY_FILE(fragmentation_threshold, 20, "%d", wiphy->frag_threshold); DEBUGFS_READONLY_FILE(short_retry_limit, 20, "%d", - wiphy->retry_short) + wiphy->retry_short); DEBUGFS_READONLY_FILE(long_retry_limit, 20, "%d", wiphy->retry_long); @@ -103,7 +103,7 @@ static const struct file_operations ht40allow_map_ops = { }; #define DEBUGFS_ADD(name) \ - debugfs_create_file(#name, S_IRUGO, phyd, &rdev->wiphy, &name## _ops); + debugfs_create_file(#name, 0444, phyd, &rdev->wiphy, &name## _ops) void cfg80211_debugfs_rdev_add(struct cfg80211_registered_device *rdev) { diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 3aee94b..d7f8be4 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3,7 +3,7 @@ * * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH - * Copyright 2015-2016 Intel Deutschland GmbH + * Copyright 2015-2017 Intel Deutschland GmbH */ #include <linux/if.h> @@ -398,7 +398,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { }, [NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR] = { .len = ETH_ALEN }, [NL80211_ATTR_NAN_MASTER_PREF] = { .type = NLA_U8 }, - [NL80211_ATTR_NAN_DUAL] = { .type = NLA_U8 }, + [NL80211_ATTR_BANDS] = { .type = NLA_U32 }, [NL80211_ATTR_NAN_FUNC] = { .type = NLA_NESTED }, [NL80211_ATTR_FILS_KEK] = { .type = NLA_BINARY, .len = FILS_MAX_KEK_LEN }, @@ -1886,6 +1886,10 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev, } } + if (nla_put_u32(msg, NL80211_ATTR_BANDS, + rdev->wiphy.nan_supported_bands)) + goto nla_put_failure; + /* done */ state->split_start = 0; break; @@ -3743,6 +3747,49 @@ static int nl80211_parse_beacon(struct nlattr *attrs[], return 0; } +static void nl80211_check_ap_rate_selectors(struct cfg80211_ap_settings *params, + const u8 *rates) +{ + int i; + + if (!rates) + return; + + for (i = 0; i < rates[1]; i++) { + if (rates[2 + i] == BSS_MEMBERSHIP_SELECTOR_HT_PHY) + params->ht_required = true; + if (rates[2 + i] == BSS_MEMBERSHIP_SELECTOR_VHT_PHY) + params->vht_required = true; + } +} + +/* + * Since the nl80211 API didn't include, from the beginning, attributes about + * HT/VHT requirements/capabilities, we parse them out of the IEs for the + * benefit of drivers that rebuild IEs in the firmware. + */ +static void nl80211_calculate_ap_params(struct cfg80211_ap_settings *params) +{ + const struct cfg80211_beacon_data *bcn = ¶ms->beacon; + size_t ies_len = bcn->beacon_ies_len; + const u8 *ies = bcn->beacon_ies; + const u8 *rates; + const u8 *cap; + + rates = cfg80211_find_ie(WLAN_EID_SUPP_RATES, ies, ies_len); + nl80211_check_ap_rate_selectors(params, rates); + + rates = cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, ies, ies_len); + nl80211_check_ap_rate_selectors(params, rates); + + cap = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, ies, ies_len); + if (cap && cap[1] >= sizeof(*params->ht_cap)) + params->ht_cap = (void *)(cap + 2); + cap = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, ies, ies_len); + if (cap && cap[1] >= sizeof(*params->vht_cap)) + params->vht_cap = (void *)(cap + 2); +} + static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev, struct cfg80211_ap_settings *params) { @@ -3971,6 +4018,8 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) return PTR_ERR(params.acl); } + nl80211_calculate_ap_params(¶ms); + wdev_lock(wdev); err = rdev_start_ap(rdev, dev, ¶ms); if (!err) { @@ -6868,7 +6917,7 @@ nl80211_parse_sched_scan_plans(struct wiphy *wiphy, int n_plans, static struct cfg80211_sched_scan_request * nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev, - struct nlattr **attrs) + struct nlattr **attrs, int max_match_sets) { struct cfg80211_sched_scan_request *request; struct nlattr *attr; @@ -6933,7 +6982,7 @@ nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev, if (!n_match_sets && default_match_rssi != NL80211_SCAN_RSSI_THOLD_OFF) n_match_sets = 1; - if (n_match_sets > wiphy->max_match_sets) + if (n_match_sets > max_match_sets) return ERR_PTR(-EINVAL); if (attrs[NL80211_ATTR_IE]) @@ -7233,7 +7282,8 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, return -EINPROGRESS; sched_scan_req = nl80211_parse_sched_scan(&rdev->wiphy, wdev, - info->attrs); + info->attrs, + rdev->wiphy.max_match_sets); err = PTR_ERR_OR_ZERO(sched_scan_req); if (err) @@ -8586,6 +8636,12 @@ static int nl80211_testmode_dump(struct sk_buff *skb, * so we need to offset by 1. */ phy_idx = cb->args[0] - 1; + + rdev = cfg80211_rdev_by_wiphy_idx(phy_idx); + if (!rdev) { + err = -ENOENT; + goto out_err; + } } else { struct nlattr **attrbuf = genl_family_attrbuf(&nl80211_fam); @@ -8600,7 +8656,6 @@ static int nl80211_testmode_dump(struct sk_buff *skb, goto out_err; } phy_idx = rdev->wiphy_idx; - rdev = NULL; if (attrbuf[NL80211_ATTR_TESTDATA]) cb->args[1] = (long)attrbuf[NL80211_ATTR_TESTDATA]; @@ -8611,12 +8666,6 @@ static int nl80211_testmode_dump(struct sk_buff *skb, data_len = nla_len((void *)cb->args[1]); } - rdev = cfg80211_rdev_by_wiphy_idx(phy_idx); - if (!rdev) { - err = -ENOENT; - goto out_err; - } - if (!rdev->ops->testmode_dump) { err = -EOPNOTSUPP; goto out_err; @@ -9430,6 +9479,7 @@ nl80211_attr_cqm_policy[NL80211_ATTR_CQM_MAX + 1] = { [NL80211_ATTR_CQM_TXE_RATE] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_TXE_PKTS] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_TXE_INTVL] = { .type = NLA_U32 }, + [NL80211_ATTR_CQM_RSSI_LEVEL] = { .type = NLA_S32 }, }; static int nl80211_set_cqm_txe(struct genl_info *info, @@ -10046,7 +10096,8 @@ static int nl80211_parse_wowlan_nd(struct cfg80211_registered_device *rdev, if (err) goto out; - trig->nd_config = nl80211_parse_sched_scan(&rdev->wiphy, NULL, tb); + trig->nd_config = nl80211_parse_sched_scan(&rdev->wiphy, NULL, tb, + wowlan->max_nd_match_sets); err = PTR_ERR_OR_ZERO(trig->nd_config); if (err) trig->nd_config = NULL; @@ -10731,15 +10782,22 @@ static int nl80211_start_nan(struct sk_buff *skb, struct genl_info *info) if (!info->attrs[NL80211_ATTR_NAN_MASTER_PREF]) return -EINVAL; - if (!info->attrs[NL80211_ATTR_NAN_DUAL]) - return -EINVAL; - conf.master_pref = nla_get_u8(info->attrs[NL80211_ATTR_NAN_MASTER_PREF]); if (!conf.master_pref) return -EINVAL; - conf.dual = nla_get_u8(info->attrs[NL80211_ATTR_NAN_DUAL]); + if (info->attrs[NL80211_ATTR_BANDS]) { + u32 bands = nla_get_u32(info->attrs[NL80211_ATTR_BANDS]); + + if (bands & ~(u32)wdev->wiphy->nan_supported_bands) + return -EOPNOTSUPP; + + if (bands && !(bands & BIT(NL80211_BAND_2GHZ))) + return -EINVAL; + + conf.bands = bands; + } err = rdev_start_nan(rdev, wdev, &conf); if (err) @@ -11104,9 +11162,17 @@ static int nl80211_nan_change_config(struct sk_buff *skb, changed |= CFG80211_NAN_CONF_CHANGED_PREF; } - if (info->attrs[NL80211_ATTR_NAN_DUAL]) { - conf.dual = nla_get_u8(info->attrs[NL80211_ATTR_NAN_DUAL]); - changed |= CFG80211_NAN_CONF_CHANGED_DUAL; + if (info->attrs[NL80211_ATTR_BANDS]) { + u32 bands = nla_get_u32(info->attrs[NL80211_ATTR_BANDS]); + + if (bands & ~(u32)wdev->wiphy->nan_supported_bands) + return -EOPNOTSUPP; + + if (bands && !(bands & BIT(NL80211_BAND_2GHZ))) + return -EINVAL; + + conf.bands = bands; + changed |= CFG80211_NAN_CONF_CHANGED_BANDS; } if (!changed) @@ -13914,11 +13980,11 @@ static void cfg80211_send_cqm(struct sk_buff *msg, gfp_t gfp) void cfg80211_cqm_rssi_notify(struct net_device *dev, enum nl80211_cqm_rssi_threshold_event rssi_event, - gfp_t gfp) + s32 rssi_level, gfp_t gfp) { struct sk_buff *msg; - trace_cfg80211_cqm_rssi_notify(dev, rssi_event); + trace_cfg80211_cqm_rssi_notify(dev, rssi_event, rssi_level); if (WARN_ON(rssi_event != NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW && rssi_event != NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH)) @@ -13932,6 +13998,10 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev, rssi_event)) goto nla_put_failure; + if (rssi_level && nla_put_s32(msg, NL80211_ATTR_CQM_RSSI_LEVEL, + rssi_level)) + goto nla_put_failure; + cfg80211_send_cqm(msg, gfp); return; diff --git a/net/wireless/trace.h b/net/wireless/trace.h index ea1b47e..776e80c 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -1915,18 +1915,18 @@ TRACE_EVENT(rdev_start_nan, WIPHY_ENTRY WDEV_ENTRY __field(u8, master_pref) - __field(u8, dual); + __field(u8, bands); ), TP_fast_assign( WIPHY_ASSIGN; WDEV_ASSIGN; __entry->master_pref = conf->master_pref; - __entry->dual = conf->dual; + __entry->bands = conf->bands; ), TP_printk(WIPHY_PR_FMT ", " WDEV_PR_FMT - ", master preference: %u, dual: %d", + ", master preference: %u, bands: 0x%0x", WIPHY_PR_ARG, WDEV_PR_ARG, __entry->master_pref, - __entry->dual) + __entry->bands) ); TRACE_EVENT(rdev_nan_change_conf, @@ -1937,20 +1937,20 @@ TRACE_EVENT(rdev_nan_change_conf, WIPHY_ENTRY WDEV_ENTRY __field(u8, master_pref) - __field(u8, dual); + __field(u8, bands); __field(u32, changes); ), TP_fast_assign( WIPHY_ASSIGN; WDEV_ASSIGN; __entry->master_pref = conf->master_pref; - __entry->dual = conf->dual; + __entry->bands = conf->bands; __entry->changes = changes; ), TP_printk(WIPHY_PR_FMT ", " WDEV_PR_FMT - ", master preference: %u, dual: %d, changes: %x", + ", master preference: %u, bands: 0x%0x, changes: %x", WIPHY_PR_ARG, WDEV_PR_ARG, __entry->master_pref, - __entry->dual, __entry->changes) + __entry->bands, __entry->changes) ); DEFINE_EVENT(wiphy_wdev_evt, rdev_stop_nan, @@ -2490,18 +2490,21 @@ TRACE_EVENT(cfg80211_mgmt_tx_status, TRACE_EVENT(cfg80211_cqm_rssi_notify, TP_PROTO(struct net_device *netdev, - enum nl80211_cqm_rssi_threshold_event rssi_event), - TP_ARGS(netdev, rssi_event), + enum nl80211_cqm_rssi_threshold_event rssi_event, + s32 rssi_level), + TP_ARGS(netdev, rssi_event, rssi_level), TP_STRUCT__entry( NETDEV_ENTRY __field(enum nl80211_cqm_rssi_threshold_event, rssi_event) + __field(s32, rssi_level) ), TP_fast_assign( NETDEV_ASSIGN; __entry->rssi_event = rssi_event; + __entry->rssi_level = rssi_level; ), - TP_printk(NETDEV_PR_FMT ", rssi event: %d", - NETDEV_PR_ARG, __entry->rssi_event) + TP_printk(NETDEV_PR_FMT ", rssi event: %d, level: %d", + NETDEV_PR_ARG, __entry->rssi_event, __entry->rssi_level) ); TRACE_EVENT(cfg80211_reg_can_beacon, |