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ath5k: reduce interrupt load caused by rx/tx interrupts

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While the rx/tx tasklet is pending, new unnecessary interrupts may arrive.
Decrease the load by temporarily disabling the interrupts until the tasklet
has completed.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau
2011-04-10 18:32:19 +02:00
committed by John W. Linville
parent 5b7916ad8c
commit c266c71a9c
3 changed files with 59 additions and 3 deletions
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4
drivers/net/wireless/ath/ath5k/base.h
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@@ -207,6 +207,10 @@ struct ath5k_softc {
enum ath5k_int imask; /* interrupt mask copy */
spinlock_t irqlock;
bool rx_pending; /* rx tasklet pending */
bool tx_pending; /* tx tasklet pending */
u8 lladdr[ETH_ALEN];
u8 bssidmask[ETH_ALEN];