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Commit 747c7687 authored by Mulu He's avatar Mulu He Committed by Gerrit - the friendly Code Review server
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coresight: ost: Enable master control for OST packet 



Enable master control for generic and OST packet.

Change-Id: Ib435ae87eb211180ec48426ca0916e6d4f152703
Signed-off-by: default avatarMulu He <muluhe@codeaurora.org>
parent 1e0ade9e

drivers/hwtracing/coresight/coresight-ost.c

+4 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.

 * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.

 */



#include <linux/device.h>
@@ -169,6 +169,9 @@ static inline int __stm_trace(uint32_t flags, uint8_t entity_id, 
	uint32_t ch;

	void __iomem *ch_addr;



	if (!(drvdata && drvdata->master_enable))

		return 0;



	/* allocate channel and get the channel address */

	ch = stm_channel_alloc();

	if (unlikely(ch >= drvdata->numsp)) {