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ath9k: Identify WB335 Antenna configuration

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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>
This commit is contained in:
Sujith Manoharan
2013-09-02 13:59:06 +05:30
committed by John W. Linville
parent 10631336eb
commit 3fcdd0a12e
3 changed files with 200 additions and 9 deletions
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17
drivers/net/wireless/ath/ath9k/init.c
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@@ -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");