From: Amitkumar Karwar <akarwar@xxxxxxxxxxx>
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 <akarwar@xxxxxxxxxxx>
Signed-off-by: Bing Zhao <bzhao@xxxxxxxxxxx>
---
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 556cb2c..7711b11 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 cad9f86..4139c6f 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
--
1.8.2.3
--
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