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Commit 38961294 authored by Alexander Aring's avatar Alexander Aring Committed by Marcel Holtmann
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atusb: don't change csma settings while set channel 



This patch fixes the behaviour to not overwrite csma settings when
set channel afterwards.

Cc: Stefan Schmidt <stefan@osg.samsung.com>
Acked-by: default avatarStefan Schmidt <stefan@osg.samsung.com>
Signed-off-by: default avatarAlexander Aring <aar@pengutronix.de>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 9e262f50

drivers/net/ieee802154/atusb.c

+1 −5
Original line number Diff line number Diff line
@@ -366,11 +366,7 @@ static int atusb_channel(struct ieee802154_hw *hw, u8 page, u8 channel) 
	struct atusb *atusb = hw->priv;

	int ret;



	/* This implicitly sets the CCA (Clear Channel Assessment) mode to 0,

	 * "Mode 3a, Carrier sense OR energy above threshold".

	 * We should probably make this configurable. @@@

	 */

	ret = atusb_write_reg(atusb, RG_PHY_CC_CCA, channel);

	ret = atusb_write_subreg(atusb, SR_CHANNEL, channel);

	if (ret < 0)

		return ret;

	msleep(1);	/* @@@ ugly synchronization */