ath9k: fix rng high cpu load

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If no valid ADC randomness output, ath9k rng will continuously
reading ADC, which will cause high CPU load. So increase the
delay to wait for ADC ready.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=114261
Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

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Miaoqing Pan 2016-03-18 17:54:56 +08:00 • committed by Kalle Valo

parent 69218a4800

commit a2cb3d5f04

1 changed files with 19 additions and 1 deletions

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

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