Commit b39adc63 authored by Sujith Manoharan's avatar Sujith Manoharan Committed by Kalle Valo
Browse files

ath9k: Check MCI PowerSave state 



The power save state of MCI has to be disabled
when enabling WoW sleep, check this properly.
ar9003_mci_state() doesn't handle MCI_STATE_GET_WLAN_PS_STATE
right now, but this will be done later when proper
support for MCI/PS is added.

Signed-off-by: default avatarSujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent ff6f0c03

drivers/net/wireless/ath/ath9k/ar9003_mci.h

+7 −0
Original line number Diff line number Diff line
@@ -188,6 +188,13 @@ enum mci_bt_state { 
	MCI_BT_CAL

};



enum mci_ps_state {

	MCI_PS_DISABLE,

	MCI_PS_ENABLE,

	MCI_PS_ENABLE_OFF,

	MCI_PS_ENABLE_ON

};



/* Type of state query */

enum mci_state_type {

	MCI_STATE_ENABLE,

drivers/net/wireless/ath/ath9k/ar9003_wow.c

+15 −1
Original line number Diff line number Diff line
@@ -20,11 +20,25 @@ 
#include "reg_wow.h"

#include "hw-ops.h"



static void ath9k_hw_set_sta_powersave(struct ath_hw *ah)

{

	if (!ath9k_hw_mci_is_enabled(ah))

		goto set;

	/*

	 * If MCI is being used, set PWR_SAV only when MCI's

	 * PS state is disabled.

	 */

	if (ar9003_mci_state(ah, MCI_STATE_GET_WLAN_PS_STATE) != MCI_PS_DISABLE)

		return;

set:

	REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);

}



static void ath9k_hw_set_powermode_wow_sleep(struct ath_hw *ah)

{

	struct ath_common *common = ath9k_hw_common(ah);



	REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);

	ath9k_hw_set_sta_powersave(ah);



	/* set rx disable bit */

	REG_WRITE(ah, AR_CR, AR_CR_RXD);