Merge "msm: ipa: switch to interrupt mode only when needed" (d924179c) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/platform/msm/ipa/ipa_v2/ipa_dp.c

+11 −1

Original line number	Diff line number	Diff line
		/* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
		/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -856,6 +856,16 @@ static void ipa_sps_irq_control(struct ipa_sys_context *sys, bool enable)
		{
		int ret;

		/*
		* Do not change sps config in case we are in polling mode as this
		* indicates that sps driver already notified EOT event and sps config
		* should not change until ipa driver processes the packet.
		*/
		if (atomic_read(&sys->curr_polling_state)) {
		IPADBG("in polling mode, do not change config\n");
		return;
		}

		if (enable) {
		ret = sps_get_config(sys->ep->ep_hdl, &sys->ep->connect);
		if (ret) {