iwlwifi: mvm: enable VHT MU-MIMO for supported hardware

Incoming hardware will support VHT MU-MIMO. Declare this
capability for relevant hardware.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-8000.c

@@ -217,6 +217,7 @@ const struct iwl_cfg iwl8265_2ac_cfg = {
 	.nvm_ver = IWL8000_NVM_VERSION,
 	.nvm_calib_ver = IWL8000_TX_POWER_VERSION,
 	.max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K,
+	.vht_mu_mimo_supported = true,
 };
 
 const struct iwl_cfg iwl4165_2ac_cfg = {

drivers/net/wireless/intel/iwlwifi/iwl-9000.c

@@ -139,7 +139,8 @@ static const struct iwl_tt_params iwl9000_tt_params = {
 	.smem_len = IWL9000_SMEM_LEN,					\
 	.thermal_params = &iwl9000_tt_params,				\
 	.apmg_not_supported = true,					\
-	.mq_rx_supported = true
+	.mq_rx_supported = true,					\
+	.vht_mu_mimo_supported = true
 
 const struct iwl_cfg iwl9260_2ac_cfg = {
 		.name = "Intel(R) Dual Band Wireless AC 9260",

drivers/net/wireless/intel/iwlwifi/iwl-config.h

@@ -312,6 +312,7 @@ struct iwl_pwr_tx_backoff {
  * @smem_offset: offset from which the SMEM begins
  * @smem_len: the length of SMEM
  * @mq_rx_supported: multi-queue rx support
+ * @vht_mu_mimo_supported: VHT MU-MIMO support
  *
  * We enable the driver to be backward compatible wrt. hardware features.
  * API differences in uCode shouldn't be handled here but through TLVs
@@ -364,6 +365,7 @@ struct iwl_cfg {
 	const struct iwl_tt_params *thermal_params;
 	bool apmg_not_supported;
 	bool mq_rx_supported;
+	bool vht_mu_mimo_supported;
 };
 
 /*

drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c

@@ -366,6 +366,9 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
 		       max_ampdu_exponent <<
 		       IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT;
 
+	if (cfg->vht_mu_mimo_supported)
+		vht_cap->cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
+
 	if (cfg->ht_params->ldpc)
 		vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC;