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Commit 79d9a54c authored by Amitkumar Karwar's avatar Amitkumar Karwar Committed by John W. Linville
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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: default avatarAmitkumar Karwar <akarwar@marvell.com>
Signed-off-by: default avatarBing Zhao <bzhao@marvell.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 645097ce

drivers/net/wireless/mwifiex/cmdevt.c

+4 −2
Original line number Diff line number Diff line
@@ -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 =

drivers/net/wireless/mwifiex/fw.h

+9 −0
Original line number Diff line number Diff line
@@ -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