Merge "msm: ipa4: flow control changes for rmnet pipe" (886c117e) · Commits · e / devices / android_kernel_fairphone_FP5

include/linux/msm_gsi.h

+21 −1

Original line number	Diff line number	Diff line
		/* SPDX-License-Identifier: GPL-2.0-only */
		/*
		* Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.
		* Copyright (c) 2015-2020, The Linux Foundation. All rights reserved.
		*/

		#ifndef MSM_GSI_H
		@@ -1723,6 +1723,20 @@ int gsi_map_virtual_ch_to_per_ep(u32 ee, u32 chan_num, u32 per_ep_index);
		*/
		int gsi_alloc_channel_ee(unsigned int chan_idx, unsigned int ee, int *code);

		/**
		* gsi_enable_flow_control_ee - Peripheral should call this function
		* to enable flow control other EE's channel. This is usually done in USB
		* connent and SSR scenarios.
		*
		* @chan_idx: Virtual channel index
		* @ee: EE
		* @code: [out] response code for operation

		* @Return gsi_status
		*/
		int gsi_enable_flow_control_ee(unsigned int chan_idx, unsigned int ee,
		int *code);

		/*
		* Here is a typical sequence of calls
		*
		@@ -1992,6 +2006,12 @@ static inline int gsi_alloc_channel_ee(unsigned int chan_idx, unsigned int ee,
		return -GSI_STATUS_UNSUPPORTED_OP;
		}

		static inline int gsi_enable_flow_control_ee(unsigned int chan_idx,
		unsigned int ee, int *code)
		{
		return -GSI_STATUS_UNSUPPORTED_OP;
		}

		static inline void gsi_wdi3_write_evt_ring_db(
		unsigned long chan_hdl, uint32_t db_addr_low,
		uint32_t db_addr_high)