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Commit d321e284 authored by Elliot Berman's avatar Elliot Berman
Browse files

coresight: tpdm: Migrate SCM calls 



Use upstream qcom_scm driver for SCM call to hw-enable check.

Change-Id: I1278bf2af22540d6b9e7c6c42e60c969124ad133
Signed-off-by: default avatarElliot Berman <eberman@codeaurora.org>
parent b6e110d2

drivers/hwtracing/coresight/coresight-tpdm.c

+4 −7
Original line number Diff line number Diff line
@@ -14,7 +14,7 @@ 
#include <linux/of.h>

#include <linux/coresight.h>

#include <linux/regulator/consumer.h>

#include <soc/qcom/scm.h>

#include <linux/qcom_scm.h>



#include "coresight-priv.h"
@@ -4103,8 +4103,7 @@ static int tpdm_probe(struct amba_device *adev, const struct amba_id *id) 
	struct coresight_desc desc = { 0 };

	static int traceid = TPDM_TRACE_ID_START;

	uint32_t version;

	struct scm_desc des = {0};

	u32 scm_ret = 0;

	u32 dump_state = 0;



	desc.name = coresight_alloc_device_name(&tpdm_devs, dev);

	if (!desc.name)
@@ -4115,10 +4114,8 @@ static int tpdm_probe(struct amba_device *adev, const struct amba_id *id) 
	adev->dev.platform_data = pdata;



	if (of_property_read_bool(adev->dev.of_node, "qcom,hw-enable-check")) {

		ret = scm_call2(SCM_SIP_FNID(SCM_SVC_UTIL,

				HW_ENABLE_CHECK_VALUE), &des);

		scm_ret = des.ret[0];

		if (scm_ret == 0)

		ret = qcom_scm_get_sec_dump_state(&dump_state);

		if (ret || !dump_state)

			return -ENXIO;

	}