diff options
| author | Sujith Manoharan <c_manoha@qca.qualcomm.com> | 2013-09-02 12:29:06 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-09-26 23:13:30 +0400 |
| commit | 3fcdd0a12ee0adb139d64b58658366191cb168a7 (patch) | |
| tree | 46f5a4c36b8bf3d79e36b82400d90c76409d6cbb /drivers/net/wireless/ath/ath9k/init.c | |
| parent | 10631336eb11646680394868338120d5fae98a78 (diff) | |
| download | linux-3fcdd0a12ee0adb139d64b58658366191cb168a7.tar.xz | |
ath9k: Identify WB335 Antenna configuration
There are 2 types of WB335 cards, 1-antenna and 2-antenna.
Identify them based on PCI subsystem IDs, this will be used
for MCI/BTCOEX tweaks.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/init.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/init.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 4fe0535839b3..e3d11c41a145 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -550,6 +550,23 @@ static void ath9k_init_platform(struct ath_softc *sc) if (sc->driver_data & ATH9K_PCI_CUS252) ath_info(common, "CUS252 card detected\n"); + if (sc->driver_data & ATH9K_PCI_AR9565_1ANT) + ath_info(common, "WB335 1-ANT card detected\n"); + + if (sc->driver_data & ATH9K_PCI_AR9565_2ANT) + ath_info(common, "WB335 2-ANT card detected\n"); + + /* + * Some WB335 cards do not support antenna diversity. Since + * we use a hardcoded value for AR9565 instead of using the + * EEPROM/OTP data, remove the combining feature from + * the HW capabilities bitmap. + */ + if (sc->driver_data & (ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_AR9565_2ANT)) { + if (!(sc->driver_data & ATH9K_PCI_BT_ANT_DIV)) + pCap->hw_caps &= ~ATH9K_HW_CAP_ANT_DIV_COMB; + } + if (sc->driver_data & ATH9K_PCI_BT_ANT_DIV) { pCap->hw_caps |= ATH9K_HW_CAP_BT_ANT_DIV; ath_info(common, "Set BT/WLAN RX diversity capability\n"); |