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Commit bcd5866e authored by Mao Jinlong's avatar Mao Jinlong
Browse files

tmc-etr: Set drvdata mode as CS_MODE_SYSFS when enable usb mode 



When enable usb mode, the drvdata mode should be CS_MODE_SYSFS and
the refcnt need to be increased.

Change-Id: I82f04846bde4c4e442e37fde09a3e08872df26d0
Signed-off-by: default avatarMao Jinlong <jinlmao@codeaurora.org>
parent dcc90d4a

drivers/hwtracing/coresight/coresight-tmc-etr.c

+9 −8
Original line number Diff line number Diff line
@@ -1513,11 +1513,12 @@ static int tmc_enable_etr_sink_sysfs(struct coresight_device *csdev) 
	    (drvdata->out_mode == TMC_ETR_OUT_MODE_USB

	     && drvdata->byte_cntr->sw_usb)) {

		ret = tmc_etr_enable_hw(drvdata, drvdata->sysfs_buf);

		if (!ret) {

		if (ret)

			goto out;

	}



	drvdata->mode = CS_MODE_SYSFS;

	atomic_inc(csdev->refcnt);

		}

	}



	drvdata->enable = true;

out:
@@ -1527,11 +1528,11 @@ static int tmc_enable_etr_sink_sysfs(struct coresight_device *csdev) 
	if (free_buf)

		tmc_etr_free_sysfs_buf(free_buf);



	if (!ret) {

		if (drvdata->out_mode == TMC_ETR_OUT_MODE_MEM)

			tmc_etr_byte_cntr_start(drvdata->byte_cntr);



	if (!ret)

		dev_info(drvdata->dev, "TMC-ETR enabled\n");

	}



	return ret;

}