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Commit 04fda4c2 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "coresight: tpdm: add an option "qcom,cmb-msr-skip" for tpdm"

parents 61b129b0 1f9a3b55

drivers/hwtracing/coresight/coresight-tpdm.c

+6 −2
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2014-2019, The Linux Foundation. All rights reserved.

 * Copyright (c) 2014-2020, The Linux Foundation. All rights reserved.

 */



#include <linux/kernel.h>
@@ -265,6 +265,7 @@ struct tpdm_drvdata { 
	uint32_t		version;

	bool			msr_support;

	bool			msr_fix_req;

	bool			cmb_msr_skip;

};



static void tpdm_init_default_data(struct tpdm_drvdata *drvdata);
@@ -561,6 +562,7 @@ static void __tpdm_enable_cmb(struct tpdm_drvdata *drvdata) 


	tpdm_writel(drvdata, val, TPDM_CMB_TIER);



	if (!drvdata->cmb_msr_skip)

		__tpdm_config_cmb_msr(drvdata);



	val = tpdm_readl(drvdata, TPDM_CMB_CR);
@@ -4047,6 +4049,8 @@ static int tpdm_parse_of_data(struct tpdm_drvdata *drvdata) 


	drvdata->clk_enable = of_property_read_bool(node, "qcom,clk-enable");

	drvdata->msr_fix_req = of_property_read_bool(node, "qcom,msr-fix-req");

	drvdata->cmb_msr_skip = of_property_read_bool(node,

					"qcom,cmb-msr-skip");



	drvdata->nr_tclk = of_property_count_strings(node, "qcom,tpdm-clks");

	if (drvdata->nr_tclk > 0) {