From 79d9a54cf0e7c77dd6eada44c1461ad2e7da83b8 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Fri, 7 Feb 2014 16:27:27 -0800 Subject: [PATCH] mwifiex: advertise correct beamforming information for VHT Currently MU/SU beamformer and MU beamformee features are not supported. Hence this patch modifies VHT capability information accordingly. Number of sounding dimensions should be zero in this case. Signed-off-by: Amitkumar Karwar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville --- drivers/net/wireless/mwifiex/cmdevt.c | 6 ++++-- drivers/net/wireless/mwifiex/fw.h | 9 +++++++++ 2 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 556cb2c74e3..7711b11a981 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -1499,8 +1499,10 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv, /* Copy 11AC cap */ adapter->hw_dot_11ac_dev_cap = le32_to_cpu(hw_spec->dot_11ac_dev_cap); - adapter->usr_dot_11ac_dev_cap_bg = adapter->hw_dot_11ac_dev_cap; - adapter->usr_dot_11ac_dev_cap_a = adapter->hw_dot_11ac_dev_cap; + adapter->usr_dot_11ac_dev_cap_bg = adapter->hw_dot_11ac_dev_cap + & ~MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK; + adapter->usr_dot_11ac_dev_cap_a = adapter->hw_dot_11ac_dev_cap + & ~MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK; /* Copy 11AC mcs */ adapter->hw_dot_11ac_mcs_support = diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index cad9f86600c..4139c6f4a52 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -243,6 +243,15 @@ enum MWIFIEX_802_11_PRIVACY_FILTER { #define GET_DEVTXMCSMAP(dev_mcs_map) (dev_mcs_map >> 16) #define GET_DEVRXMCSMAP(dev_mcs_map) (dev_mcs_map & 0xFFFF) +/* Clear SU Beanformer, MU beanformer, MU beanformee and + * sounding dimensions bits + */ +#define MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK \ + (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | \ + IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE | \ + IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE | \ + IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK) + #define MOD_CLASS_HR_DSSS 0x03 #define MOD_CLASS_OFDM 0x07 #define MOD_CLASS_HT 0x08 -- 2.41.0