Cumulative patch from commit 32b62704fac6af74f60b2effb173474e11ff089d
32b6270 Android: Fix ARRAY_SIZE() compilation
7617388 Interworking: Report STATUS:sp_type even if domain is not configured
c20bc9d P2P: Remove compiler warning without CONFIG_IEEE80211N
ca9bc5b P2P: Add VHT support
20ea1ca P2P: Add VHT parameter to P2P operations
53cfad4 nl80211: Mark VHT 80 MHz channels
f2112b2 wpa_supplicant: Add CONFIG_IEEE80211AC
6b02335 hostapd: Mask out not-supported VHT capabilities
7f0303d hostapd: Verify VHT 160/80+80 MHz driver support
c781eb8 hostapd: Verify VHT capabilities are supported by driver
b29b012 Fix some VHT Capabilities definitions
7066a8e hostapd: Fix wrong VHT configuration capabilities flags
6651f1f nl80211: Use max tx power from regulatory domain
7ac3616 nl80211: Replace perror() and printf() calls with wpa_printf()
4d9fb08 WPS: Clear known_wps_freq in addition to after_wps
d20c340 Interworking: Clear known_wps_freq for network selection
f3be6ee tests: Allow test case descriptions to be written into database
1bd05d0 Interworking: Force normal scan for network selection
51e9f22 P2P: Add option to allow additional client channels
556b30d P2P: Add option to remove channels from GO use
e7ecab4 Use ARRAY_SIZE() macro
39044a7 Introduce ARRAY_SIZE() macro
2e94624 DFS: Handle radar event when CAC actived correctly
5eaf240 DFS: Fix overlapped() function to check only DFS channels
345276a DFS: Adjust center freq correctly for VHT20/VHT40
1dc17db DFS: Fix available channels list for VHT80
34068ac nl80211: Add debug prints on nl_recvmsgs() failure
10b8592 nl80211: Make eloop sockets non-blocking
5f65e9f nl80211: Abstract handling of sockets on eloop
e8d1168 nl80211: Register for IBSS auth frames before eloop
03610ad Clean up get_seqnum() use for IPN
29179b8 Stop ctrl_iface monitor send loop on reinit failure
a2a535f Remove unnecessary wpa_s->conf checks
3318376 Add explicit buffer length checks for p2p_build_wps_ie()
0f01201 Verify that readlink() did not truncate result
f5eb9da nl80211: Clean up if_add() for hostapd use
a288da6 OpenSSL: Fix memory leak on error path
6cb4f11 nl80211: Fix strerror() value in P2P Dev debug messages
35f8363 DFS: Add forgotten break statement
2f243b8 Remove os_strncpy()
24f051e Replace remainining strncpy() uses with strlcpy()
41c526f P2P: Fix snprintf buffer length for group ifname backup
Change-Id: I2e1506cb9219a5a37efbb2ae0dc180fb081c809f
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/src/ap/hw_features.c b/src/ap/hw_features.c
index 609ed53..d2831d4 100644
--- a/src/ap/hw_features.c
+++ b/src/ap/hw_features.c
@@ -270,7 +270,7 @@
first = sec_chan;
ok = 0;
- for (k = 0; k < sizeof(allowed) / sizeof(allowed[0]); k++) {
+ for (k = 0; k < ARRAY_SIZE(allowed); k++) {
if (first == allowed[k]) {
ok = 1;
break;
@@ -653,6 +653,92 @@
return 1;
}
+
+#ifdef CONFIG_IEEE80211AC
+
+static int ieee80211ac_cap_check(u32 hw, u32 conf, u32 cap, const char *name)
+{
+ u32 req_cap = conf & cap;
+
+ /*
+ * Make sure we support all requested capabilities.
+ * NOTE: We assume that 'cap' represents a capability mask,
+ * not a discrete value.
+ */
+ if ((hw & req_cap) != req_cap) {
+ wpa_printf(MSG_ERROR, "Driver does not support configured VHT capability [%s]",
+ name);
+ return 0;
+ }
+ return 1;
+}
+
+
+static int ieee80211ac_cap_check_max(u32 hw, u32 conf, u32 cap,
+ const char *name)
+{
+ u32 hw_max = hw & cap;
+ u32 conf_val = conf & cap;
+
+ if (conf_val > hw_max) {
+ int offset = find_first_bit(cap);
+ wpa_printf(MSG_ERROR, "Configured VHT capability [%s] exceeds max value supported by the driver (%d > %d)",
+ name, conf_val >> offset, hw_max >> offset);
+ return 0;
+ }
+ return 1;
+}
+
+
+static int ieee80211ac_supported_vht_capab(struct hostapd_iface *iface)
+{
+ u32 hw = iface->current_mode->vht_capab;
+ u32 conf = iface->conf->vht_capab;
+
+ wpa_printf(MSG_DEBUG, "hw vht capab: 0x%x, conf vht capab: 0x%x",
+ hw, conf);
+
+#define VHT_CAP_CHECK(cap) \
+ do { \
+ if (!ieee80211ac_cap_check(hw, conf, cap, #cap)) \
+ return 0; \
+ } while (0)
+
+#define VHT_CAP_CHECK_MAX(cap) \
+ do { \
+ if (!ieee80211ac_cap_check_max(hw, conf, cap, #cap)) \
+ return 0; \
+ } while (0)
+
+ VHT_CAP_CHECK_MAX(VHT_CAP_MAX_MPDU_LENGTH_MASK);
+ VHT_CAP_CHECK(VHT_CAP_SUPP_CHAN_WIDTH_160MHZ);
+ VHT_CAP_CHECK(VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ);
+ VHT_CAP_CHECK(VHT_CAP_RXLDPC);
+ VHT_CAP_CHECK(VHT_CAP_SHORT_GI_80);
+ VHT_CAP_CHECK(VHT_CAP_SHORT_GI_160);
+ VHT_CAP_CHECK(VHT_CAP_TXSTBC);
+ VHT_CAP_CHECK_MAX(VHT_CAP_RXSTBC_MASK);
+ VHT_CAP_CHECK(VHT_CAP_SU_BEAMFORMER_CAPABLE);
+ VHT_CAP_CHECK(VHT_CAP_SU_BEAMFORMEE_CAPABLE);
+ VHT_CAP_CHECK_MAX(VHT_CAP_BEAMFORMEE_STS_MAX);
+ VHT_CAP_CHECK_MAX(VHT_CAP_SOUNDING_DIMENSION_MAX);
+ VHT_CAP_CHECK(VHT_CAP_MU_BEAMFORMER_CAPABLE);
+ VHT_CAP_CHECK(VHT_CAP_MU_BEAMFORMEE_CAPABLE);
+ VHT_CAP_CHECK(VHT_CAP_VHT_TXOP_PS);
+ VHT_CAP_CHECK(VHT_CAP_HTC_VHT);
+ VHT_CAP_CHECK_MAX(VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT);
+ VHT_CAP_CHECK(VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB);
+ VHT_CAP_CHECK(VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB);
+ VHT_CAP_CHECK(VHT_CAP_RX_ANTENNA_PATTERN);
+ VHT_CAP_CHECK(VHT_CAP_TX_ANTENNA_PATTERN);
+
+#undef VHT_CAP_CHECK
+#undef VHT_CAP_CHECK_MAX
+
+ return 1;
+}
+#endif /* CONFIG_IEEE80211AC */
+
#endif /* CONFIG_IEEE80211N */
@@ -664,6 +750,10 @@
return 0;
if (!ieee80211n_supported_ht_capab(iface))
return -1;
+#ifdef CONFIG_IEEE80211AC
+ if (!ieee80211ac_supported_vht_capab(iface))
+ return -1;
+#endif /* CONFIG_IEEE80211AC */
ret = ieee80211n_check_40mhz(iface);
if (ret)
return ret;