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Commit 4330b53e authored by Jia-Ju Bai's avatar Jia-Ju Bai Committed by Kalle Valo
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b43: Replace mdelay with usleep_range in b43_radio_2057_init_post 



b43_radio_2057_init_post is not called in an interrupt handler
nor holding a spinlock.
The function mdelay in it can be replaced with usleep_range,
to reduce busy wait.

Signed-off-by: default avatarJia-Ju Bai <baijiaju1990@gmail.com>
Acked-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent b7acadaf

drivers/net/wireless/broadcom/b43/phy_n.c

+1 −1
Original line number Diff line number Diff line
@@ -1031,7 +1031,7 @@ static void b43_radio_2057_init_post(struct b43_wldev *dev) 


	b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x78);

	b43_radio_set(dev, R2057_XTAL_CONFIG2, 0x80);

	mdelay(2);

	usleep_range(2000, 3000);

	b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x78);

	b43_radio_mask(dev, R2057_XTAL_CONFIG2, ~0x80);