Merge "coresight: byte-cntr: Add ETR status check in bypass notifier" (83bfad0d) · Commits · e / devices / android_kernel_oneplus_sm7250

drivers/hwtracing/coresight/coresight-byte-cntr.c

+6 −1

Original line number	Diff line number	Diff line
		// SPDX-License-Identifier: GPL-2.0-only
		/* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
		*
		* Description: CoreSight Trace Memory Controller driver
		*/
		@@ -555,6 +555,11 @@ void usb_bypass_notifier(void *priv, unsigned int event,

		switch (event) {
		case USB_QDSS_CONNECT:
		if (tmcdrvdata->mode == CS_MODE_DISABLED) {
		dev_err_ratelimited(&tmcdrvdata->csdev->dev,
		"%s: ETR is disabled.\n", __func__);
		return;
		}
		ret = usb_bypass_start(drvdata);
		if (ret < 0)
		return;