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 msleep, to reduce busy wait. Signed-off-by: Jia-Ju Bai <baijiaju1990@xxxxxxxxx> --- drivers/net/wireless/broadcom/b43/phy_n.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c b/drivers/net/wireless/broadcom/b43/phy_n.c index a5557d7..5bc838e 100644 --- a/drivers/net/wireless/broadcom/b43/phy_n.c +++ b/drivers/net/wireless/broadcom/b43/phy_n.c @@ -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); + msleep(2); b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x78); b43_radio_mask(dev, R2057_XTAL_CONFIG2, ~0x80); -- 1.7.9.5