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ath9k: Add a module parameter to enable diversity

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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
2012-09-16 08:06:56 +05:30
committed by John W. Linville
parent 362cd03fd8
commit e09f2dc73c
3 changed files with 17 additions and 0 deletions
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12
drivers/net/wireless/ath/ath9k/init.c
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@@ -46,6 +46,10 @@ static int ath9k_btcoex_enable;
module_param_named(btcoex_enable, ath9k_btcoex_enable, int, 0444);
MODULE_PARM_DESC(btcoex_enable, "Enable wifi-BT coexistence");
static int ath9k_enable_diversity;
module_param_named(enable_diversity, ath9k_enable_diversity, int, 0444);
MODULE_PARM_DESC(enable_diversity, "Enable Antenna diversity for AR9565");
bool is_ath9k_unloaded;
/* We use the hw_value as an index into our private channel structure */
@@ -546,6 +550,14 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
common->debug_mask = ath9k_debug;
common->btcoex_enabled = ath9k_btcoex_enable == 1;
common->disable_ani = false;
/*
* Enable Antenna diversity only when BTCOEX is disabled
* and the user manually requests the feature.
*/
if (!common->btcoex_enabled && ath9k_enable_diversity)
common->antenna_diversity = 1;
spin_lock_init(&common->cc_lock);
spin_lock_init(&sc->sc_serial_rw);