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mwifiex: advertise correct beamforming information for VHT

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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@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Amitkumar Karwar 2014-02-07 16:27:27 -08:00 committed by John W. Linville
parent 645097cea6
commit 79d9a54cf0
2 changed files with 13 additions and 2 deletions
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6
drivers/net/wireless/mwifiex/cmdevt.c
View File

@ -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 =

9
drivers/net/wireless/mwifiex/fw.h
View File

@ -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