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Commit aebc0a88 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
Browse files

ath9k_hw: clean up ath9k_hw_setuprxdesc 



The ATH9K_HW_CAP_AUTOSLEEP check is bogus, the rx status area needs to be
cleared on all non-EDMA PCI/AHB based chipsets anyway.
Limit the memset to the rx status area to improve performance.

Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 239c795d

drivers/net/wireless/ath/ath9k/ar9002_mac.c

+1 −4
Original line number Diff line number Diff line
@@ -347,15 +347,12 @@ void ath9k_hw_setuprxdesc(struct ath_hw *ah, struct ath_desc *ds, 
			  u32 size, u32 flags)

{

	struct ar5416_desc *ads = AR5416DESC(ds);

	struct ath9k_hw_capabilities *pCap = &ah->caps;



	ads->ds_ctl1 = size & AR_BufLen;

	if (flags & ATH9K_RXDESC_INTREQ)

		ads->ds_ctl1 |= AR_RxIntrReq;



	ads->ds_rxstatus8 &= ~AR_RxDone;

	if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP))

		memset(&(ads->u), 0, sizeof(ads->u));

	memset(&ads->u.rx, 0, sizeof(ads->u.rx));

}

EXPORT_SYMBOL(ath9k_hw_setuprxdesc);