From d808ecd8743c0254981591bd086951d08245267f Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Mon, 16 Feb 2015 10:49:57 +0530 Subject: [PATCH] ath9k: Fix MCI TX control This patch makes sure that the antenna configuration is used properly when setting AR_MCI_TX_CTRL. Signed-off-by: Sujith Manoharan Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath9k/ar9003_mci.c | 8 ++++++-- drivers/net/wireless/ath/ath9k/ar9003_mci.h | 4 ++++ 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 1a4852815458..aca9015079d6 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -973,8 +973,12 @@ int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, (SM(0xe801, AR_MCI_MSG_ATTRIBUTES_TABLE_INVALID_HDR) | SM(0x0000, AR_MCI_MSG_ATTRIBUTES_TABLE_CHECKSUM))); - REG_CLR_BIT(ah, AR_MCI_TX_CTRL, - AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); + if (MCI_ANT_ARCH_PA_LNA_SHARED(mci)) + REG_CLR_BIT(ah, AR_MCI_TX_CTRL, + AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); + else + REG_SET_BIT(ah, AR_MCI_TX_CTRL, + AR_MCI_TX_CTRL_DISABLE_LNA_UPDATE); ar9003_mci_observation_set_up(ah); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h index 6f305abd0b9f..174ebea5db6f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h @@ -118,6 +118,10 @@ enum mci_gpm_coex_bt_update_flags_op { #define ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_SHARED 0x03 #define ATH_MCI_ANT_ARCH_3_ANT 0x04 +#define MCI_ANT_ARCH_PA_LNA_SHARED(mci) \ + ((MS(mci->config, ATH_MCI_CONFIG_ANT_ARCH) == ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_SHARED) || \ + (MS(mci->config, ATH_MCI_CONFIG_ANT_ARCH) == ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_SHARED)) + enum mci_message_header { /* length of payload */ MCI_LNA_CTRL = 0x10, /* len = 0 */ MCI_CONT_NACK = 0x20, /* len = 0 */ -- 2.39.5