From: Haim Dreyfuss Date: Mon, 22 Jul 2019 13:45:21 +0000 (+0300) Subject: iwlwifi: mvm: add support for single antenna diversity X-Git-Tag: v5.4-rc1~131^2~61^2^2~7 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5952e0ec3f05cc38aceaa3eef13d828aef0b6b3b;p=platform%2Fkernel%2Flinux-rpi.git iwlwifi: mvm: add support for single antenna diversity There are products which have a single chain with 2 antennas. In these products, we need to inform the FW that the device has the single antenna diversity(SAD) feature. In the future, we will read the active antenna from a BIOS configuration. Currently, we use a default configuration which means that the FW decides which antenna to use. Signed-off-by: Haim Dreyfuss Signed-off-by: Luca Coelho --- diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c index db09ca9..5e355c4 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c @@ -240,6 +240,7 @@ const struct iwl_cfg iwl_ax101_cfg_qu_hr = { * HT size; mac80211 would otherwise pick the HE max (256) by default. */ .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT, + .tx_with_siso_diversity = true, }; const struct iwl_cfg iwl_ax201_cfg_qu_hr = { diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index 00db394..329b00e 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -524,6 +524,10 @@ enum iwl_fw_phy_cfg { FW_PHY_CFG_TX_CHAIN = 0xf << FW_PHY_CFG_TX_CHAIN_POS, FW_PHY_CFG_RX_CHAIN_POS = 20, FW_PHY_CFG_RX_CHAIN = 0xf << FW_PHY_CFG_RX_CHAIN_POS, + FW_PHY_CFG_CHAIN_SAD_POS = 23, + FW_PHY_CFG_CHAIN_SAD_ENABLED = 0x1 << FW_PHY_CFG_CHAIN_SAD_POS, + FW_PHY_CFG_CHAIN_SAD_ANT_A = 0x2 << FW_PHY_CFG_CHAIN_SAD_POS, + FW_PHY_CFG_CHAIN_SAD_ANT_B = 0x4 << FW_PHY_CFG_CHAIN_SAD_POS, FW_PHY_CFG_SHARED_CLK = BIT(31), }; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h index 284352d..214495a 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h @@ -379,6 +379,7 @@ struct iwl_cfg_trans_params { * @ht_params: point to ht parameters * @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off) * @rx_with_siso_diversity: 1x1 device with rx antenna diversity + * @tx_with_siso_diversity: 1x1 device with tx antenna diversity * @internal_wimax_coex: internal wifi/wimax combo device * @high_temp: Is this NIC is designated to be in high temperature. * @host_interrupt_operation_mode: device needs host interrupt operation @@ -441,6 +442,7 @@ struct iwl_cfg { u16 nvm_ver; u16 nvm_calib_ver; u32 rx_with_siso_diversity:1, + tx_with_siso_diversity:1, bt_shared_single_ant:1, internal_wimax_coex:1, host_interrupt_operation_mode:1,